/*
 * Premium Portfolio - GSAP-Inspired Design
 * Rich Black & White Premium Aesthetics
 * Author: Pranay Gajbhiye
 * Version: 4.0
 */

/* ========================================
   CSS Custom Properties - Premium Palette
======================================== */
:root {
    /* Rich Black Scale */
    --black-pure: #000000;
    --black-rich: #0a0a0a;
    --black-deep: #0d0d0d;
    --black-soft: #141414;
    --black-muted: #1a1a1a;
    --black-elevated: #222222;
    --black-surface: #2a2a2a;

    /* Rich White Scale */
    --white-pure: rgb(255, 252, 225);
    --white-rich: #f8f8f8;
    --white-soft: #f0f0f0;
    --white-muted: #e8e8e8;
    --white-dim: #d0d0d0;
    --white-faded: #a0a0a0;

    /* GSAP Signature Green */
    --gsap-green: #0ae448;
    --gsap-green-dim: #08c23c;
    --gsap-green-glow: rgba(10, 228, 72, 0.4);
    --gsap-green-subtle: rgba(10, 228, 72, 0.1);

    /* Premium Accent Colors */
    --accent-cyan: #00d4ff;
    --accent-cyan-glow: rgba(0, 212, 255, 0.4);
    --accent-purple: #a855f7;
    --accent-purple-glow: rgba(168, 85, 247, 0.4);
    --accent-amber: #fbbf24;
    --accent-amber-glow: rgba(251, 191, 36, 0.4);
    --accent-rose: #f43f5e;
    --accent-rose-glow: rgba(244, 63, 94, 0.4);

    /* Theme Variables (Night Mode Default) */
    --bg-primary: var(--black-rich);
    --bg-secondary: var(--black-deep);
    --bg-elevated: var(--black-soft);
    --bg-surface: var(--black-muted);
    --bg-card: var(--black-elevated);

    --text-primary: var(--white-pure);
    --text-secondary: var(--white-dim);
    --text-muted: var(--white-faded);
    --text-accent: var(--gsap-green);

    --border-subtle: rgba(255, 252, 225, 0.06);
    --border-normal: rgba(255, 252, 225, 0.1);
    --border-strong: rgba(255, 252, 225, 0.15);
    --grid-line-color: rgba(255, 255, 255, 0.08);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--gsap-green-glow);
    --shadow-glow-cyan: 0 0 40px var(--accent-cyan-glow);
    --shadow-glow-multi: 0 0 60px rgba(10, 228, 72, 0.2), 0 0 120px rgba(0, 212, 255, 0.1);

    /* Glass Effect */
    --glass-bg: rgba(20, 20, 20, 0.6);
    --glass-border: rgba(255, 252, 225, 0.08);
    --glass-blur: 20px;

    /* Typography */
    --font-display: 'Outfit', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Enhanced Transitions & Timing */
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-elastic: cubic-bezier(0.68, -0.6, 0.32, 1.6);
    --ease-back: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: 150ms var(--ease-smooth);
    --transition-normal: 300ms var(--ease-smooth);
    --transition-slow: 500ms var(--ease-smooth);
    --transition-slower: 700ms var(--ease-expo);

    /* Animation Durations */
    --duration-fast: 200ms;
    --duration-normal: 400ms;
    --duration-slow: 600ms;
    --duration-slower: 800ms;

    /* Z-Index */
    --z-background: -10;
    --z-default: 1;
    --z-elevated: 10;
    --z-sticky: 100;
    --z-overlay: 500;
    --z-modal: 1000;
    --z-loader: 9999;

    /* Footer Gradient (Night) */
    --footer-grad-start: #00bae2;
    --footer-grad-end: #08c23c;
}

/* Day Mode Theme */
[data-theme="day"] {
    --bg-primary: var(--white-rich);
    --bg-secondary: var(--white-soft);
    --bg-elevated: var(--white-muted);
    --bg-surface: var(--white-dim);
    --bg-card: var(--white-pure);

    --text-primary: var(--black-rich);
    --text-secondary: var(--black-muted);
    --text-muted: var(--black-surface);
    --text-accent: var(--gsap-green-dim);

    --border-subtle: rgba(0, 0, 0, 0.04);
    --border-normal: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.12);
    --grid-line-color: rgba(0, 0, 0, 0.1);
    /* Highlighted from 0.04 */

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

    --glass-bg: rgba(255, 252, 225, 0.7);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-bg: rgba(255, 252, 225, 0.7);
    --glass-border: rgba(0, 0, 0, 0.06);

    /* Footer Gradient (Day) */
    --footer-grad-start: #0ae448;
    --footer-grad-end: #fad0c4;
}

/* ========================================
   Base Styles
======================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: auto;
    /* Lenis handles smooth scroll */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html.lenis,
html.lenis body {
    height: auto;
}

.lenis.lenis-smooth {
    scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
    overscroll-behavior: contain;
}

.lenis.lenis-stopped {
    overflow: hidden;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
    transition: background-color 0.5s var(--ease-smooth), color 0.5s var(--ease-smooth);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gsap-green);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gsap-green-dim);
}

::selection {
    background: var(--gsap-green);
    color: var(--black-pure);
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

img,
video {
    max-width: 100%;
    display: block;
}

/* ========================================
   Typography
======================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.text-gradient {
    background: linear-gradient(135deg, var(--gsap-green) 0%, #00d4ff 50%, var(--gsap-green) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
    position: relative;
}

@keyframes gradientShift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.text-glow {
    text-shadow: 0 0 30px var(--gsap-green-glow);
    position: relative;
}

.text-glow::after {
    content: '';
    position: absolute;
    inset: -10px;
    background: radial-gradient(ellipse, rgba(10, 228, 72, 0.15) 0%, transparent 70%);
    z-index: -1;
    filter: blur(20px);
    opacity: 0;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {

    0%,
    100% {
        opacity: 0.3;
    }

    50% {
        opacity: 0.7;
    }
}

/* ========================================
   Container
======================================== */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

/* ========================================
   Loading Screen
======================================== */
/* ========================================
   Loading Screen
======================================== */
.loader-wrapper {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--black-pure);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: wait;
    overflow: hidden;
}

/* Animated Background Gradient */
.loader-wrapper::before {
    content: '';
    position: absolute;
    inset: -50%;
    background: radial-gradient(circle at 50% 50%,
            rgba(10, 228, 72, 0.08) 0%,
            transparent 50%);
    animation: loaderBgPulse 3s ease-in-out infinite;
    z-index: 0;
}

@keyframes loaderBgPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

/* Noise Overlay for Loading Screen */
.loader-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('https://assets.codepen.io/16327/noise-e82662fe.png');
    background-repeat: repeat;
    opacity: 0.08;
    pointer-events: none;
    z-index: 10002;
}

/* Glow Ring Behind Number */
.loading-glow-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: clamp(200px, 35vw, 400px);
    height: clamp(200px, 35vw, 400px);
    border-radius: 50%;
    border: 2px solid transparent;
    background:
        linear-gradient(var(--black-pure), var(--black-pure)) padding-box,
        linear-gradient(135deg, var(--gsap-green), var(--accent-cyan), var(--gsap-green)) border-box;
    opacity: 0.4;
    animation: glowRingPulse 2s ease-in-out infinite, glowRingRotate 8s linear infinite;
    z-index: 10000;
}

.loading-glow-ring::before {
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, transparent, var(--gsap-green), transparent, var(--accent-cyan), transparent);
    filter: blur(20px);
    opacity: 0.6;
    animation: glowRingRotate 6s linear infinite reverse;
}

@keyframes glowRingPulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.6;
    }
}

@keyframes glowRingRotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Loading Text Container - Bottom Positioned */
.loading-text {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: clamp(1.2rem, 3vw, 2rem);
    font-weight: 500;
    color: var(--white-pure);
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 10005;
    letter-spacing: 0.1em;
}

/* Aesthetic Counter Number */
.loading-number {
    display: inline-block;
    color: var(--gsap-green);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.2em;
    min-width: 3ch;
    text-align: right;
    position: relative;
    font-variant-numeric: tabular-nums;
}

/* Counter digit flip animation */
.loading-number::before {
    content: '';
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--gsap-green);
    border-radius: 50%;
    animation: counterDot 0.8s ease-in-out infinite;
}

@keyframes counterDot {

    0%,
    100% {
        opacity: 1;
        transform: translateY(-50%) scale(1);
    }

    50% {
        opacity: 0.4;
        transform: translateY(-50%) scale(0.6);
    }
}

/* Loading label text */
.loading-text::after {
    content: 'LOADING';
    opacity: 0.5;
    font-size: 0.8em;
    letter-spacing: 0.2em;
    margin-left: 10px;
}


/* Milestone Particles Container */
.loading-particles {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10003;
}

.loader-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--gsap-green);
    border-radius: 50%;
    pointer-events: none;
    box-shadow: 0 0 10px var(--gsap-green), 0 0 20px var(--gsap-green-glow);
}

/* Progress Line at Bottom */
.loading-progress-line {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gsap-green), var(--accent-cyan));
    width: 0%;
    z-index: 10004;
    box-shadow: 0 0 20px var(--gsap-green-glow), 0 0 40px rgba(10, 228, 72, 0.3);
}



.transition-overlay {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    pointer-events: none;
    /* ensure it stays on top but lets us see loader underneath initially if path is empty */
}

/* ========================================
   Curved Loop Marquee
======================================== */
.curved-loop-wrapper {
    position: absolute;
    top: 10%;
    left: 0;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    z-index: 10001;
    mix-blend-mode: difference;
}

.curved-loop-wrapper:active {
    cursor: grabbing;
}

.curved-loop-svg {
    width: 100%;
    aspect-ratio: 100 / 12;
    overflow: visible;
    display: block;
    font-size: 4rem;
    font-weight: 700;
    text-transform: uppercase;
    line-height: 1;
    font-family: var(--font-display);
}

.curved-loop-text {
    font-family: var(--font-display);
    letter-spacing: 0.1em;
}

@media (max-width: 768px) {
    .curved-loop-svg {
        font-size: 2.5rem;
    }

    .curved-loop-wrapper {
        top: 15%;
    }
}

.transition-svg {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
}

/* ========================================
   Navigation - Liquid Glass Effect
======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    padding: var(--space-md) 0;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0;
    overflow: hidden;

    /* Initial Hidden State */
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;

    /* Dynamic properties updated by JS */
    --nav-radius: 0px;
    --glass-intensity: 0;
}

.nav.revealed {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

/* Liquid Glass Layers Container */
.liquid-glass-layers {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
    border-radius: inherit;
}

/* Layer 1: Deep Background Blur */
.liquid-glass-layer.liquid-glass-deep {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(64px) saturate(180%);
    -webkit-backdrop-filter: blur(64px) saturate(180%);
    opacity: 0.6;
    transition: opacity 0.6s ease;
}

[data-theme="day"] .liquid-glass-layer.liquid-glass-deep {
    background: rgba(255, 252, 225, 0.8);
}

/* Layer 2: Mid Gradient Layer */
.liquid-glass-layer.liquid-glass-mid {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(10, 228, 72, 0.03) 0%,
            rgba(0, 212, 255, 0.02) 50%,
            rgba(10, 228, 72, 0.03) 100%);
    opacity: 0.8;
}

/* Layer 3: Light Reflection Layer */
.liquid-glass-layer.liquid-glass-light {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%,
            rgba(255, 255, 255, 0.1) 0%,
            transparent 60%);
    opacity: 0.3;
    mix-blend-mode: overlay;
    transition: opacity 0.4s ease;
}

[data-theme="day"] .liquid-glass-layer.liquid-glass-light {
    background: radial-gradient(circle at 50% 50%,
            rgba(255, 255, 255, 0.4) 0%,
            transparent 60%);
}

/* Shimmer Effect */
.liquid-glass-shimmer {
    position: absolute;
    inset: -100%;
    background: linear-gradient(110deg,
            transparent 25%,
            rgba(10, 228, 72, 0.1) 45%,
            rgba(10, 228, 72, 0.15) 50%,
            rgba(10, 228, 72, 0.1) 55%,
            transparent 75%);
    background-size: 200% 100%;
    background-position: 0% center;
    opacity: 0.6;
    animation: shimmer-drift 8s ease-in-out infinite;
}

@keyframes shimmer-drift {

    0%,
    100% {
        background-position: 0% center;
        opacity: 0.4;
    }

    50% {
        background-position: 200% center;
        opacity: 0.7;
    }
}

/* Particle Canvas */
.liquid-glass-particles {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.4;
    pointer-events: none;
}

/* Sparkles */
.liquid-glass-sparkle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, #0ae448, transparent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10;
    box-shadow: 0 0 10px rgba(10, 228, 72, 0.8);
}

/* Scrolled State Enhancement */
.nav.scrolled {
    background: transparent;
    border-bottom: 1px solid rgba(10, 228, 72, 0.15);
    box-shadow:
        0 calc(var(--shadow-depth, 8px)) calc(var(--shadow-depth, 32px)) rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        0 0 80px rgba(10, 228, 72, 0.05);
}

[data-theme="day"] .nav.scrolled {
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow:
        0 calc(var(--shadow-depth, 8px)) calc(var(--shadow-depth, 32px)) rgba(0, 0, 0, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        0 0 60px rgba(10, 228, 72, 0.03);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.nav-logo:hover {
    color: var(--gsap-green);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-link {
    position: relative;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--space-sm) 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gsap-green);
    transition: width var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Theme Toggle */
.theme-toggle {
    position: relative;
    width: 60px;
    height: 32px;
    background: var(--bg-surface);
    border-radius: var(--radius-full);
    padding: 4px;
    cursor: pointer;
    transition: background-color var(--transition-normal);
    border: 1px solid var(--border-normal);
}

.theme-toggle-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.theme-toggle-thumb {
    position: absolute;
    top: 0;
    left: 0;
    width: 24px;
    height: 24px;
    background: var(--gsap-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-normal);
    box-shadow: 0 2px 8px rgba(10, 228, 72, 0.3);
}

.theme-toggle-thumb i {
    font-size: 12px;
    color: var(--black-pure);
}

[data-theme="day"] .theme-toggle-thumb {
    transform: translateX(28px);
}

.theme-toggle-thumb .fa-sun {
    display: none;
}

.theme-toggle-thumb .fa-moon {
    display: block;
}

[data-theme="day"] .theme-toggle-thumb .fa-sun {
    display: block;
}

[data-theme="day"] .theme-toggle-thumb .fa-moon {
    display: none;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    width: 32px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}

.nav-toggle span {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

@media (max-width: 900px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(320px, 80vw);
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        gap: var(--space-2xl);
        padding: var(--space-2xl);
        transition: right var(--transition-normal);
        border-left: 1px solid var(--border-subtle);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .nav-link {
        font-size: 1.25rem;
    }
}

/* ========================================
   Hero Section
======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: var(--space-5xl) 0;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: var(--z-background);
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, var(--gsap-green-subtle) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 40%);
    opacity: 0.8;
}

#hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.4;
}

.hero-content {
    position: relative;
    z-index: var(--z-default);
    text-align: center;
    max-width: 1000px;
    padding: 0 var(--space-xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(10px);
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: var(--gsap-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.hero-title {
    font-size: clamp(2.5rem, 9vw, 6.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.04em;
    white-space: nowrap;
}

.hero-title .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    justify-content: center;
    margin-bottom: var(--space-2xl);
}

/* Buttons - Premium Enhanced */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all 0.4s var(--ease-expo);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn i {
    transition: transform 0.3s var(--ease-back);
}

.btn:hover i {
    transform: translateX(3px) scale(1.1);
}

/* Shine effect for buttons */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg,
            transparent 0%,
            rgba(255, 255, 255, 0.1) 40%,
            rgba(255, 255, 255, 0.3) 50%,
            rgba(255, 255, 255, 0.1) 60%,
            transparent 100%);
    transform: skewX(-20deg);
    transition: left 0.6s var(--ease-expo);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gsap-green) 0%, #00d4aa 100%);
    color: var(--black-pure);
    border: none;
    box-shadow: 0 4px 15px rgba(10, 228, 72, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #00d4aa 0%, var(--gsap-green) 100%);
    transform: translateY(-3px) scale(1.02);
    box-shadow:
        0 8px 25px rgba(10, 228, 72, 0.4),
        0 0 40px rgba(10, 228, 72, 0.2);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-strong);
    position: relative;
}

.btn-secondary::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-secondary:hover {
    background: transparent;
    border-color: var(--gsap-green);
    color: var(--gsap-green);
    transform: translateY(-3px);
    box-shadow: 0 0 20px rgba(10, 228, 72, 0.15);
}

.btn-secondary:hover::after {
    opacity: 1;
}

/* Social Links - Premium Enhanced */
.hero-social {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

.social-link {
    position: relative;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-size: 1.125rem;
    transition: all 0.4s var(--ease-expo);
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gsap-green);
    transform: scale(0);
    border-radius: inherit;
    transition: transform 0.4s var(--ease-expo);
    z-index: -1;
}

.social-link:hover::before {
    transform: scale(1);
}

.social-link:hover {
    border-color: transparent;
    color: var(--black-pure);
    transform: translateY(-5px) scale(1.05);
    box-shadow:
        0 10px 25px rgba(10, 228, 72, 0.3),
        0 0 40px rgba(10, 228, 72, 0.15);
}

.social-link:hover i {
    animation: socialIconPop 0.5s var(--ease-elastic);
}

@keyframes socialIconPop {
    0% {
        transform: scale(1) rotate(0deg);
    }

    30% {
        transform: scale(1.3) rotate(-10deg);
    }

    60% {
        transform: scale(0.9) rotate(5deg);
    }

    100% {
        transform: scale(1) rotate(0deg);
    }
}

/* Unique colors per social platform */
.social-link[aria-label="GitHub"]:hover::before {
    background: linear-gradient(135deg, #333 0%, #24292e 100%);
}

.social-link[aria-label="GitHub"]:hover {
    box-shadow: 0 10px 25px rgba(36, 41, 46, 0.4);
}

.social-link[aria-label="LinkedIn"]:hover::before {
    background: linear-gradient(135deg, #0077b5 0%, #00a0dc 100%);
}

.social-link[aria-label="LinkedIn"]:hover {
    box-shadow: 0 10px 25px rgba(0, 119, 181, 0.4);
}

.social-link[aria-label="YouTube"]:hover::before {
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
}

.social-link[aria-label="YouTube"]:hover {
    box-shadow: 0 10px 25px rgba(255, 0, 0, 0.3);
}

.social-link[aria-label="Instagram"]:hover::before {
    background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-link[aria-label="Instagram"]:hover {
    box-shadow: 0 10px 25px rgba(225, 48, 108, 0.4);
}

.social-link[aria-label="Unstop"]:hover::before {
    background: linear-gradient(135deg, var(--gsap-green) 0%, var(--accent-cyan) 100%);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-strong);
    border-radius: var(--radius-full);
    position: relative;
}

.scroll-wheel {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--gsap-green);
    border-radius: var(--radius-full);
    animation: scroll-bounce 1.5s ease-in-out infinite;
}

@keyframes scroll-bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }

    50% {
        transform: translateX(-50%) translateY(10px);
        opacity: 0.3;
    }
}

/* ========================================
   Marquee Section
======================================== */
.marquee-section {
    padding: var(--space-2xl) 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    overflow: hidden;
}

.marquee {
    display: flex;
    gap: var(--space-2xl);
    /* animation: marquee 20s linear infinite; REMOVED for JS control */
}

.marquee-content {
    display: flex;
    gap: var(--space-2xl);
    flex-shrink: 0;
}

.marquee-item {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--text-muted);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.marquee-item .dot {
    width: 8px;
    height: 8px;
    background: var(--gsap-green);
    border-radius: 50%;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ========================================
   Section Styles - Premium Enhanced
======================================== */
.section {
    padding: var(--space-5xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-4xl);
    position: relative;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--gsap-green);
    text-transform: uppercase;
    letter-spacing: 0.25em;
    margin-bottom: var(--space-lg);
    padding: var(--space-sm) var(--space-lg);
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
    border: 1px solid rgba(10, 228, 72, 0.2);
    border-radius: var(--radius-full);
    position: relative;
    overflow: hidden;
}

.section-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(10, 228, 72, 0.2), transparent);
    animation: labelShine 3s ease-in-out infinite;
}

@keyframes labelShine {
    0% {
        left: -100%;
    }

    50%,
    100% {
        left: 100%;
    }
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--space-lg);
    line-height: 1.15;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Premium Grid Background
======================================== */
.premium-grid-bg {
    position: relative;
    overflow: hidden;
}

.premium-grid-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(var(--grid-line-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line-color) 1px, transparent 1px);
    background-size: 40px 40px;
    /* Slightly smaller for tighter premium feel */
    background-position: center top;
    z-index: -2;
    pointer-events: none;
    /* Vignette effect for depth + Spotlight - Highlighted */
    mask-image: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), black 0%, rgba(0, 0, 0, 0.1) 40%, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), black 0%, rgba(0, 0, 0, 0.1) 40%, transparent 80%);
    opacity: 1;
    /* Increased opacity from 0.8 */
    transition: opacity 0.3s ease;
}

.premium-grid-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.5'/%3E%3C/svg%3E");
    opacity: 0.08;
    /* Subtler noise */
    mix-blend-mode: overlay;
    z-index: -1;
    pointer-events: none;
}

/* ========================================
   About Section - Premium Enhanced
======================================== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.about-card {
    position: relative;
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.9) 0%, rgba(30, 30, 30, 0.8) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    backdrop-filter: blur(var(--glass-blur));
    transition: all 0.4s var(--ease-expo);
    overflow: hidden;
    isolation: isolate;
    /* Animated gradient border */
    border: 1px solid transparent;
    background-clip: padding-box;
}

/* Gradient border effect */
.about-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, var(--border-normal) 0%, rgba(10, 228, 72, 0.2) 50%, var(--border-normal) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: -1;
    transition: all 0.4s var(--ease-expo);
}

/* Shine overlay effect */
.about-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(120deg,
            transparent 0%,
            rgba(255, 255, 255, 0.03) 40%,
            rgba(255, 255, 255, 0.08) 50%,
            rgba(255, 255, 255, 0.03) 60%,
            transparent 100%);
    transform: skewX(-20deg);
    transition: left 0.8s var(--ease-expo);
    z-index: 1;
    pointer-events: none;
}

.about-card:hover::after {
    left: 150%;
}

/* Glow orb effect on hover */
.about-card:hover::before {
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.6) 0%, rgba(0, 212, 255, 0.4) 50%, rgba(10, 228, 72, 0.6) 100%);
    animation: borderGlow 2s ease-in-out infinite;
}

@keyframes borderGlow {

    0%,
    100% {
        opacity: 0.8;
    }

    50% {
        opacity: 1;
    }
}

.about-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.4),
        0 0 60px rgba(10, 228, 72, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Floating glow orb behind icon */
.about-icon {
    position: relative;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.15) 0%, rgba(0, 212, 255, 0.1) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    color: var(--gsap-green);
    font-size: 1.5rem;
    transition: all 0.4s var(--ease-expo);
    z-index: 2;
}

.about-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: calc(var(--radius-lg) + 4px);
    background: radial-gradient(circle, rgba(10, 228, 72, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s ease;
    z-index: -1;
    filter: blur(8px);
}

.about-card:hover .about-icon::before {
    opacity: 1;
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.2);
        opacity: 1;
    }
}

.about-card:hover .about-icon {
    background: linear-gradient(135deg, var(--gsap-green) 0%, #00d4ff 100%);
    color: var(--black-pure);
    transform: scale(1.1) rotate(-3deg);
    box-shadow: 0 8px 24px rgba(10, 228, 72, 0.4);
}

.about-card:hover .about-icon i {
    animation: iconBounce 0.5s ease-out;
}

@keyframes iconBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-4px);
    }
}

.about-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.about-card:hover h3 {
    color: var(--gsap-green);
}

.about-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.about-card:hover p {
    color: var(--text-primary);
}

/* Day mode adaptations */
[data-theme="day"] .about-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 248, 248, 0.9) 100%);
}

[data-theme="day"] .about-card:hover {
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.1),
        0 0 60px rgba(10, 228, 72, 0.08);
}

[data-theme="day"] .about-card::after {
    background: linear-gradient(120deg,
            transparent 0%,
            rgba(255, 255, 255, 0.3) 40%,
            rgba(255, 255, 255, 0.6) 50%,
            rgba(255, 255, 255, 0.3) 60%,
            transparent 100%);
}

/* ========================================
   About Cards - Unique Color Themes
======================================== */
/* Card 1: Full Stack Developer - Green (default) */
.about-card:nth-child(1) {
    --card-accent: var(--gsap-green);
    --card-accent-glow: var(--gsap-green-glow);
    --card-gradient: linear-gradient(135deg, var(--gsap-green) 0%, var(--accent-cyan) 100%);
}

/* Card 2: UI/UX Designer - Cyan */
.about-card:nth-child(2) {
    --card-accent: var(--accent-cyan);
    --card-accent-glow: var(--accent-cyan-glow);
    --card-gradient: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
}

.about-card:nth-child(2):hover::before {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.6) 0%, rgba(168, 85, 247, 0.4) 50%, rgba(0, 212, 255, 0.6) 100%);
}

.about-card:nth-child(2):hover .about-icon {
    background: var(--card-gradient);
    box-shadow: 0 8px 24px var(--card-accent-glow);
}

.about-card:nth-child(2):hover h3 {
    color: var(--accent-cyan);
}

.about-card:nth-child(2) .about-icon {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15) 0%, rgba(168, 85, 247, 0.1) 100%);
    color: var(--accent-cyan);
}

.about-card:nth-child(2) .about-icon::before {
    background: radial-gradient(circle, rgba(0, 212, 255, 0.3) 0%, transparent 70%);
}

/* Card 3: Problem Solver - Purple */
.about-card:nth-child(3) {
    --card-accent: var(--accent-purple);
    --card-accent-glow: var(--accent-purple-glow);
    --card-gradient: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-rose) 100%);
}

.about-card:nth-child(3):hover::before {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.6) 0%, rgba(244, 63, 94, 0.4) 50%, rgba(168, 85, 247, 0.6) 100%);
}

.about-card:nth-child(3):hover .about-icon {
    background: var(--card-gradient);
    box-shadow: 0 8px 24px var(--card-accent-glow);
}

.about-card:nth-child(3):hover h3 {
    color: var(--accent-purple);
}

.about-card:nth-child(3) .about-icon {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.15) 0%, rgba(244, 63, 94, 0.1) 100%);
    color: var(--accent-purple);
}

.about-card:nth-child(3) .about-icon::before {
    background: radial-gradient(circle, rgba(168, 85, 247, 0.3) 0%, transparent 70%);
}

/* Card 4: Innovation Driver - Amber */
.about-card:nth-child(4) {
    --card-accent: var(--accent-amber);
    --card-accent-glow: var(--accent-amber-glow);
    --card-gradient: linear-gradient(135deg, var(--accent-amber) 0%, var(--accent-rose) 100%);
}

.about-card:nth-child(4):hover::before {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.6) 0%, rgba(244, 63, 94, 0.4) 50%, rgba(251, 191, 36, 0.6) 100%);
}

.about-card:nth-child(4):hover .about-icon {
    background: var(--card-gradient);
    box-shadow: 0 8px 24px var(--card-accent-glow);
}

.about-card:nth-child(4):hover h3 {
    color: var(--accent-amber);
}

.about-card:nth-child(4) .about-icon {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.15) 0%, rgba(244, 63, 94, 0.1) 100%);
    color: var(--accent-amber);
}

.about-card:nth-child(4) .about-icon::before {
    background: radial-gradient(circle, rgba(251, 191, 36, 0.3) 0%, transparent 70%);
}

/* ========================================
   About Cards - Staggered Entrance Animation
======================================== */
.about-card.reveal.active {
    animation: cardEntrance 0.8s var(--ease-expo) forwards;
}

.about-card:nth-child(1).reveal.active {
    animation-delay: 0ms;
}

.about-card:nth-child(2).reveal.active {
    animation-delay: 100ms;
}

.about-card:nth-child(3).reveal.active {
    animation-delay: 200ms;
}

.about-card:nth-child(4).reveal.active {
    animation-delay: 300ms;
}

@keyframes cardEntrance {
    0% {
        opacity: 0;
        transform: translateY(60px) scale(0.9) rotateX(10deg);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotateX(0);
    }
}

/* ========================================
   About Cards - Floating Particles Effect
======================================== */
.about-card .floating-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--card-accent, var(--gsap-green));
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
    z-index: 0;
}

.about-card:hover .floating-particle {
    animation: floatUp 2s ease-in-out infinite;
}

.about-card:hover .floating-particle:nth-child(1) {
    left: 20%;
    animation-delay: 0s;
}

.about-card:hover .floating-particle:nth-child(2) {
    left: 50%;
    animation-delay: 0.4s;
}

.about-card:hover .floating-particle:nth-child(3) {
    left: 80%;
    animation-delay: 0.8s;
}

@keyframes floatUp {
    0% {
        opacity: 0;
        transform: translateY(100%) scale(0);
    }

    20% {
        opacity: 1;
        transform: translateY(80%) scale(1);
    }

    100% {
        opacity: 0;
        transform: translateY(-20%) scale(0.5);
    }
}

/* ========================================
   About Cards - Icon Magnetic Effect
======================================== */
.about-icon {
    will-change: transform;
}

.about-card:hover .about-icon i {
    animation: iconWiggle 0.6s var(--ease-elastic);
}

@keyframes iconWiggle {

    0%,
    100% {
        transform: rotate(0deg) scale(1);
    }

    25% {
        transform: rotate(-8deg) scale(1.1);
    }

    50% {
        transform: rotate(8deg) scale(1.05);
    }

    75% {
        transform: rotate(-4deg) scale(1.08);
    }
}

/* ========================================
   Skills Section - Premium Enhanced
======================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.skill-card {
    position: relative;
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.9) 0%, rgba(30, 30, 30, 0.8) 100%);
    border: 1px solid transparent;
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    overflow: hidden;
    transform-style: preserve-3d;
    will-change: transform;
    transition: all 0.4s var(--ease-expo);
}

/* Gradient border */
.skill-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, var(--border-normal) 0%, rgba(10, 228, 72, 0.2) 50%, var(--border-normal) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: -1;
    transition: all 0.4s var(--ease-expo);
}

/* Top accent line */
.skill-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--gsap-green), var(--accent-cyan));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s var(--ease-expo);
    z-index: 3;
}

.skill-card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(10, 228, 72, 0.1);
}

.skill-card:hover::before {
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.5) 0%, rgba(0, 212, 255, 0.4) 50%, rgba(10, 228, 72, 0.5) 100%);
}

.skill-card:hover::after {
    transform: scaleX(1);
}

/* Staggered entrance for skill cards */
.skill-card.reveal.active {
    animation: skillCardEntrance 0.6s var(--ease-expo) forwards;
}

.skill-card:nth-child(1).reveal.active {
    animation-delay: 0ms;
}

.skill-card:nth-child(2).reveal.active {
    animation-delay: 50ms;
}

.skill-card:nth-child(3).reveal.active {
    animation-delay: 100ms;
}

.skill-card:nth-child(4).reveal.active {
    animation-delay: 150ms;
}

.skill-card:nth-child(5).reveal.active {
    animation-delay: 200ms;
}

.skill-card:nth-child(6).reveal.active {
    animation-delay: 250ms;
}

.skill-card:nth-child(7).reveal.active {
    animation-delay: 300ms;
}

.skill-card:nth-child(8).reveal.active {
    animation-delay: 350ms;
}

@keyframes skillCardEntrance {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.skill-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.skill-icon {
    position: relative;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.15) 0%, rgba(0, 212, 255, 0.1) 100%);
    border-radius: var(--radius-md);
    color: var(--gsap-green);
    font-size: 1.25rem;
    transition: all 0.4s var(--ease-expo);
}

.skill-icon::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: calc(var(--radius-md) + 3px);
    background: radial-gradient(circle, rgba(10, 228, 72, 0.2) 0%, transparent 70%);
    opacity: 0;
    filter: blur(6px);
    transition: opacity 0.4s ease;
    z-index: -1;
}

.skill-card:hover .skill-icon {
    background: linear-gradient(135deg, var(--gsap-green) 0%, var(--accent-cyan) 100%);
    color: var(--black-pure);
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 6px 20px rgba(10, 228, 72, 0.35);
}

.skill-card:hover .skill-icon::before {
    opacity: 1;
}

.skill-card:hover .skill-icon i {
    animation: skillIconPop 0.4s var(--ease-back);
}

@keyframes skillIconPop {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

.skill-name {
    font-size: 1rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.skill-card:hover .skill-name {
    color: var(--gsap-green);
}

.skill-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
    transition: color 0.3s ease;
}

.skill-card:hover .skill-desc {
    color: var(--text-secondary);
}

.skill-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--gsap-green) 0%, var(--accent-cyan) 50%, var(--gsap-green) 100%);
    background-size: 200% 100%;
    border-radius: var(--radius-full);
    width: 0%;
    transition: width 1.2s var(--ease-expo);
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 8px;
    height: 100%;
    background: white;
    border-radius: var(--radius-full);
    box-shadow: 0 0 10px var(--gsap-green), 0 0 20px var(--gsap-green-glow);
    opacity: 0;
    transition: opacity 0.3s ease 1s;
}

.skill-card:hover .skill-progress::after {
    opacity: 1;
    animation: progressGlow 1.5s ease-in-out infinite;
}

@keyframes progressGlow {

    0%,
    100% {
        box-shadow: 0 0 10px var(--gsap-green), 0 0 20px var(--gsap-green-glow);
    }

    50% {
        box-shadow: 0 0 15px var(--gsap-green), 0 0 30px var(--gsap-green-glow);
    }
}

/* Day mode */
[data-theme="day"] .skill-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 248, 248, 0.9) 100%);
}

[data-theme="day"] .skill-bar {
    background: rgba(0, 0, 0, 0.1);
}

/* ========================================
   Projects Section - Enhanced Premium Design
======================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.project-card {
    position: relative;
    background: linear-gradient(145deg,
            rgba(26, 26, 26, 0.9) 0%,
            rgba(20, 20, 20, 0.95) 100%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all 0.5s var(--ease-expo);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Animated Gradient Border */
.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg,
            transparent 0%,
            transparent 40%,
            var(--gsap-green) 50%,
            var(--accent-cyan) 60%,
            transparent 70%,
            transparent 100%);
    background-size: 300% 300%;
    background-position: 0% 0%;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s var(--ease-smooth), background-position 0.8s var(--ease-smooth);
    z-index: 1;
    pointer-events: none;
}

/* Card Shine Effect */
.project-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg,
            transparent 40%,
            rgba(255, 255, 255, 0.03) 45%,
            rgba(255, 255, 255, 0.06) 50%,
            rgba(255, 255, 255, 0.03) 55%,
            transparent 60%);
    background-size: 200% 100%;
    background-position: 200% center;
    transition: background-position 0.8s var(--ease-expo);
    pointer-events: none;
    z-index: 2;
}

.project-card:hover {
    border-color: transparent;
    transform: translateY(-12px) scale(1.02);
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 40px rgba(10, 228, 72, 0.1),
        0 0 80px rgba(0, 212, 255, 0.05);
}

.project-card:hover::before {
    opacity: 1;
    animation: borderGlow 3s linear infinite;
}

.project-card:hover::after {
    background-position: -100% center;
}

@keyframes borderGlow {
    0% {
        background-position: 0% 0%;
    }

    100% {
        background-position: 300% 300%;
    }
}

[data-theme="day"] .project-card {
    background: linear-gradient(145deg,
            rgba(255, 252, 252, 0.95) 0%,
            rgba(248, 248, 248, 0.98) 100%);
}

[data-theme="day"] .project-card:hover {
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.15),
        0 0 40px rgba(10, 228, 72, 0.1);
}

.project-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

/* Inner glow effect on image container */
.project-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center,
            transparent 60%,
            rgba(0, 0, 0, 0.3) 100%);
    opacity: 0;
    transition: opacity 0.5s var(--ease-smooth);
    z-index: 1;
    pointer-events: none;
}

.project-card:hover .project-image::before {
    opacity: 1;
}

.project-image img,
.project-placeholder {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease-expo), filter 0.5s var(--ease-smooth);
}

.project-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    position: relative;
}

/* Icon hover animation in placeholder */
.project-placeholder i {
    transition: transform 0.5s var(--ease-elastic), filter 0.3s var(--ease-smooth);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.project-card:hover .project-placeholder i {
    transform: scale(1.15) translateY(-5px);
    filter: drop-shadow(0 12px 20px rgba(0, 0, 0, 0.4));
}

.project-card:hover .project-image img,
.project-card:hover .project-placeholder {
    transform: scale(1.08);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(0, 0, 0, 0.2) 0%,
            rgba(0, 0, 0, 0.7) 50%,
            rgba(0, 0, 0, 0.85) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    opacity: 0;
    transition: opacity 0.4s var(--ease-smooth);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 2;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

/* Enhanced overlay buttons */
.project-overlay .btn {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s var(--ease-back);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.project-card:hover .project-overlay .btn {
    transform: translateY(0);
    opacity: 1;
}

.project-card:hover .project-overlay .btn:nth-child(1) {
    transition-delay: 0.1s;
}

.project-card:hover .project-overlay .btn:nth-child(2) {
    transition-delay: 0.2s;
}

.project-overlay .btn i {
    font-size: 1.1rem;
    transition: transform 0.3s var(--ease-bounce);
}

.project-overlay .btn:hover i {
    transform: scale(1.2);
}

.project-overlay .btn.btn-primary {
    background: linear-gradient(135deg, var(--gsap-green) 0%, var(--accent-cyan) 100%);
    color: var(--black-pure);
    border: none;
    box-shadow: 0 4px 15px rgba(10, 228, 72, 0.4);
}

.project-overlay .btn.btn-primary:hover {
    box-shadow: 0 8px 25px rgba(10, 228, 72, 0.5);
    transform: translateY(-3px) !important;
}

.project-overlay .btn.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white-pure);
}

.project-overlay .btn.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px) !important;
}

.project-info {
    padding: var(--space-xl);
    position: relative;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 228, 72, 0.02) 100%);
}

/* Subtle top border glow */
.project-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: var(--space-xl);
    right: var(--space-xl);
    height: 1px;
    background: linear-gradient(90deg,
            transparent 0%,
            var(--border-normal) 20%,
            var(--border-normal) 80%,
            transparent 100%);
    opacity: 0.5;
}

.project-title {
    font-size: 1.35rem;
    margin-bottom: var(--space-sm);
    font-weight: 700;
    letter-spacing: -0.02em;
    transition: color 0.3s var(--ease-smooth);
}

.project-card:hover .project-title {
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--gsap-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    opacity: 0.9;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.project-tag {
    position: relative;
    padding: 6px 14px;
    background: transparent;
    color: var(--gsap-green);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: 1px solid var(--gsap-green);
    transition: all 0.3s var(--ease-smooth);
    overflow: hidden;
}

.project-tag::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--gsap-green) 0%, var(--accent-cyan) 100%);
    opacity: 0;
    transition: opacity 0.3s var(--ease-smooth);
    z-index: -1;
}

.project-tag:hover {
    color: var(--black-pure);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(10, 228, 72, 0.3);
}

.project-tag:hover::before {
    opacity: 1;
}

/* Staggered animation for tags on card hover */
.project-card:hover .project-tag:nth-child(1) {
    animation: tagBounce 0.5s var(--ease-back) 0.1s both;
}

.project-card:hover .project-tag:nth-child(2) {
    animation: tagBounce 0.5s var(--ease-back) 0.15s both;
}

.project-card:hover .project-tag:nth-child(3) {
    animation: tagBounce 0.5s var(--ease-back) 0.2s both;
}

.project-card:hover .project-tag:nth-child(4) {
    animation: tagBounce 0.5s var(--ease-back) 0.25s both;
}

@keyframes tagBounce {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.08);
    }

    100% {
        transform: scale(1);
    }
}

/* ========================================
   Experience Section
======================================== */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: var(--space-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--gsap-green), var(--border-subtle));
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-3xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-2xl) - 6px);
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--gsap-green);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--gsap-green-glow);
}

.timeline-content {
    background: var(--glass-bg);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    backdrop-filter: blur(var(--glass-blur));
}

.timeline-date {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gsap-green);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.timeline-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.timeline-company {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Certificates Section
======================================== */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-4xl);
}

.certificate-card {
    background: var(--bg-card);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.certificate-card:hover {
    border-color: var(--gsap-green);
    transform: translateY(-4px);
}

.certificate-image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.certificate-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.certificate-card:hover .certificate-image img {
    transform: scale(1.05);
}

/* Stats - Premium Enhanced */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-xl);
    max-width: 900px;
    margin: var(--space-4xl) auto 0;
}

.stat-card {
    position: relative;
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.9) 0%, rgba(30, 30, 30, 0.8) 100%);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid transparent;
    overflow: hidden;
    transition: all 0.4s var(--ease-expo);
}

/* Gradient border */
.stat-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, var(--border-normal) 0%, rgba(10, 228, 72, 0.3) 50%, var(--border-normal) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    z-index: -1;
    transition: all 0.4s var(--ease-expo);
}

.stat-card:hover::before {
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.8) 0%, rgba(0, 212, 255, 0.6) 50%, rgba(10, 228, 72, 0.8) 100%);
}

.stat-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.4),
        0 0 50px rgba(10, 228, 72, 0.1);
}

/* Stat Icon */
.stat-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(10, 228, 72, 0.15) 0%, rgba(0, 212, 255, 0.1) 100%);
    border-radius: var(--radius-lg);
    color: var(--gsap-green);
    font-size: 1.5rem;
    transition: all 0.4s var(--ease-expo);
}

.stat-card:hover .stat-icon {
    background: linear-gradient(135deg, var(--gsap-green) 0%, #00d4ff 100%);
    color: var(--black-pure);
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 8px 24px rgba(10, 228, 72, 0.4);
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--gsap-green) 0%, #00d4ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-sm);
    position: relative;
}

.stat-number::after {
    content: '+';
    font-size: 0.6em;
    opacity: 0.7;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 600;
    transition: color 0.3s ease;
}

.stat-card:hover .stat-label {
    color: var(--text-primary);
}

/* Day mode */
[data-theme="day"] .stat-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 248, 248, 0.9) 100%);
}

[data-theme="day"] .stat-card:hover {
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.1),
        0 0 40px rgba(10, 228, 72, 0.08);
}

/* ========================================
   Contact Section
======================================== */
/* ========================================
   Contact Section
======================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-4xl);
    align-items: start;
}

@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    backdrop-filter: blur(var(--glass-blur));
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), transparent);
    pointer-events: none;
}

.contact-card:hover {
    border-color: var(--gsap-green);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.contact-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gsap-green-subtle);
    border-radius: var(--radius-lg);
    color: var(--gsap-green);
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: all var(--transition-normal);
}

.contact-card:hover .contact-icon {
    background: var(--gsap-green);
    color: var(--black-pure);
    box-shadow: 0 0 20px var(--gsap-green-glow);
}

.contact-card h4 {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
}

.contact-card p {
    font-size: 1.125rem;
    color: var(--text-primary);
    font-weight: 500;
}

.contact-social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.contact-social .social-link {
    width: 40px;
    height: 40px;
    font-size: 1rem;
}

/* Contact Form - Glassmorphism & Floating Labels */
.contact-form {
    background: rgba(20, 20, 20, 0.6);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-2xl);
    padding: var(--space-3xl);
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

[data-theme="day"] .contact-form {
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.form-title {
    font-size: 1.75rem;
    margin-bottom: var(--space-2xl);
    color: var(--text-primary);
}

.form-group {
    position: relative;
    margin-bottom: var(--space-2xl);
}

.form-input {
    width: 100%;
    padding: var(--space-md) 0;
    font-family: inherit;
    font-size: 1.125rem;
    color: var(--text-primary);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border-normal);
    border-radius: 0;
    transition: all 0.3s var(--ease-smooth);
    z-index: 10;
    position: relative;
}

.form-input:focus {
    outline: none;
    border-bottom-color: transparent;
    /* Handled by .form-line */
}

.form-input::placeholder {
    color: transparent;
    /* Hide default placeholder for floating label */
}

/* Floating Label */
.form-label {
    position: absolute;
    top: var(--space-md);
    left: 0;
    font-size: 1.125rem;
    color: var(--text-muted);
    pointer-events: none;
    transition: all 0.3s var(--ease-smooth);
    transform-origin: left top;
}

/* Floating state when focused or has content (using placeholder-shown trick) */
.form-input:focus~.form-label,
.form-input:not(:placeholder-shown)~.form-label {
    transform: translateY(-28px) scale(0.85);
    color: var(--gsap-green);
    font-weight: 600;
}

/* Verification logic styling needs JS support or simple :valid check if preferred, sticking to focus for now */

/* Animated Line */
.form-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gsap-green);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--ease-expo);
    box-shadow: 0 0 10px var(--gsap-green-glow);
}

.form-input:focus~.form-line {
    transform: scaleX(1);
}

textarea.form-input {
    min-height: 120px;
    resize: none;
}

/* Block Button Enhancement */
.btn-block {
    width: 100%;
    justify-content: center;
    background: var(--gsap-green);
    color: var(--black-pure);
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: var(--space-lg);
    margin-top: var(--space-lg);
    border: 1px solid var(--gsap-green);
}

.btn-block:hover {
    background: transparent;
    color: var(--gsap-green);
    box-shadow: 0 0 30px rgba(10, 228, 72, 0.2);
}

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(120deg,
            transparent,
            rgba(255, 255, 255, 0.4),
            transparent);
    transform: skewX(-20deg);
    transition: 0.5s;
    pointer-events: none;
}

.btn-block:hover .btn-shine {
    left: 200%;
    transition: 0.7s;
}

textarea.form-input {
    min-height: 150px;
    resize: vertical;
}

/* ========================================
   Footer
======================================== */
.footer {
    padding: var(--space-4xl) 0 var(--space-2xl);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    text-align: center;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-xl);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-link {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--gsap-green);
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-copyright .heart {
    color: var(--gsap-green);
}

/* ========================================
   Back to Top
======================================== */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gsap-green);
    color: var(--black-pure);
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    z-index: var(--z-elevated);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

/* ========================================
   Utility Classes
======================================== */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Animation utility */
.reveal {
    opacity: 0;
    transform: translateY(40px);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s var(--ease-expo);
}

/* Split text */
.split-text .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
}

/* ========================================
   Responsive
======================================== */
@media (max-width: 768px) {
    .hero {
        padding-top: 120px;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: var(--space-xl);
    }

    .timeline-marker {
        left: calc(-1 * var(--space-xl) - 6px);
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-social {
        flex-wrap: wrap;
    }
}

/* ========================================
   Footer (Bouncy SVG)
======================================== */
.footer {
    position: relative;
    width: 100%;
    margin-top: var(--space-5xl);
    overflow: hidden;
}

.footer:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-blend-mode: color-dodge;
    background-image: url("https://assets.codepen.io/16327/noise.png");
    opacity: 0.1;
    pointer-events: none;
    z-index: 1;
}

#footer-img {
    width: 100%;
    height: auto;
    display: block;
    overflow: visible;
    min-height: 300px;
}

/* Gradient Definitions */
.footer-svg {
    transform-origin: center bottom;
}

/* Footer Content Overlay */
.footer-content-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--space-2xl) var(--space-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    z-index: 2;
    color: var(--black-pure);
    text-align: center;
    height: 100%;
}

.footer-content-overlay .footer-logo {
    font-size: 2rem;
    font-weight: 900;
    font-family: var(--font-display);
    margin-bottom: var(--space-md);
    color: inherit;
}

.footer-content-overlay .footer-social {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-content-overlay .social-link {
    color: inherit;
    font-size: 1.5rem;
    transition: transform var(--transition-fast);
}

.footer-content-overlay .social-link:hover {
    transform: translateY(-5px);
}

.footer-content-overlay .footer-copyright {
    font-size: 0.9rem;
    opacity: 0.8;
}

[data-theme="day"] .footer-content-overlay {
    color: var(--white-pure);
}

/* ========================================
   Footer Animation
======================================== */

/* ========================================
   Footer Animation (Now Contact Background)
======================================== */
#contact {
    position: relative;
    /* Remove background color if intended to be fully transparent,
       but likely user wants the gradient to be ON TOP or mixed with dark bg?
       If "behind the contact", then content is on top of gradient.
       Usually contact section has a bg. I'll make it transparent or semi-transparent.
    */
    background: transparent;
    overflow: hidden;
}

.contact-bg-effect {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Cover the whole section */
    z-index: 0;
    pointer-events: none;
}

.contact-bg-effect svg {
    height: 100%;
    width: 100%;
}

/* Ensure content is above */
.contact .container {
    position: relative;
    z-index: 2;
}

/* Also ensure form cards have semi-transparent bg to show the effect behind? */
.contact-card,
.contact-form {
    background: rgba(42, 42, 42, 0.8);
    /* Make existing bg translucent */
    backdrop-filter: blur(10px);
}

#bouncy-path {
    transform-origin: 50% 100%;
}

/* Footer Gradient Theming */
#footer-grad-start {
    stop-color: var(--footer-grad-start);
    transition: stop-color var(--transition-slow);
}

#footer-grad-end {
    stop-color: var(--footer-grad-end);
    transition: stop-color var(--transition-slow);
}

.scroll-text {
    display: none;
    /* Removing as requested context implies background use */
}

/* Reuse existing footer styles if needed, but renamed/scoped */
.contact-bg-effect:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("https://assets.codepen.io/16327/noise.png");
    background-repeat: repeat;
    background-blend-mode: color-dodge;
    pointer-events: none;
    opacity: 0.5;
    mix-blend-mode: overlay;
}

#bouncy-path {
    transform-origin: 50% 100%;
}

/* ========================================
   Horizontal Gallery
======================================== */
.horiz-gallery-wrapper {
    overflow: hidden;
    width: 100%;
    width: 100vw;
    /* Force full viewport width */
}

.horiz-gallery-strip {
    display: flex !important;
    flex-wrap: nowrap !important;
    will-change: transform;
    width: fit-content;
    height: 100%;
    padding: 0 var(--space-xl);
    gap: var(--space-xl);
}

/* Adjust project cards for horizontal scrolling */
.horiz-gallery-strip .project-card {
    width: 35vw;
    /* Desktop width */
    min-width: 400px;
    flex-shrink: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
}

@media (max-width: 1024px) {
    .horiz-gallery-strip .project-card {
        width: 60vw;
        min-width: 300px;
    }
}

@media (max-width: 768px) {
    .horiz-gallery-strip .project-card {
        width: 85vw;
        min-width: 85vw;
        padding-right: var(--space-md);
        /* Add some padding on right for mobile snap feel */
    }

    .horiz-gallery-strip {
        padding: 0 var(--space-md);
        gap: var(--space-md);
    }
}

/* ========================================
   Certificate Gallery (GSAP Flip)
======================================== */
/* ========================================
   Certificate Gallery (GSAP Flip)
======================================== */
.boxes-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
    width: 100%;
    margin: 0 auto;
}

.box {
    aspect-ratio: 4/3;
    padding: var(--space-xs);
    /* border: 1px solid var(--border-normal); Removed for SVG border */
    border: none;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    transition: all 0.4s var(--ease-smooth);
    position: relative;
    overflow: hidden;
}

.box:hover {
    /* border-color: var(--gsap-green); Disabled */
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.box-svg-border {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
    border-radius: var(--radius-lg);
}

.box-border-rect {
    fill: none;
    stroke: var(--text-muted);
    /* Default visible dotted line */
    stroke-width: 2;
    stroke-dasharray: 6 6;
    /* Dotted effect */
    stroke-linecap: round;
    transition: stroke 0.3s ease, stroke-width 0.3s ease;
}

.box:hover .box-border-rect {
    stroke: var(--gsap-green);
    stroke-width: 3;
    animation: border-march 1s linear infinite;
}

@keyframes border-march {
    to {
        stroke-dashoffset: -12;
    }
}

.box-content {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-md);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    cursor: pointer;
    position: relative;
    transition: transform 0.5s var(--ease-smooth);
}

.box:hover .box-content {
    transform: scale(1.05);
}

/* Hover Overlay for Certificates */
.box-content::after {
    content: '\f00e';
    /* FontAwesome search-plus */
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gsap-green);
    font-size: 2rem;
    opacity: 0;
    transition: opacity 0.3s var(--ease-smooth);
    backdrop-filter: blur(2px);
}

.box:hover .box-content::after {
    opacity: 1;
}

.modal {
    width: 100%;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-modal);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.modal.active {
    pointer-events: auto;
}

.modal .content {
    width: 90vw;
    height: 85vh;
    max-width: 1200px;
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    /* Removed padding to let image fill comfortably */
}

.modal .content .box-content {
    width: 100%;
    height: 100%;
    background-size: contain;
    background-color: transparent;
    /* No black box behind transparent images */
    box-shadow: none;
    /* Shadow handled by image or parent if needed */
    cursor: zoom-out;
}

.modal .content .box-content::after {
    content: none;
    /* No overlay in modal */
}

/* Modal Close Button */
.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white-pure);
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    border: 1px solid var(--border-normal);
}

.modal-close:hover {
    background: var(--gsap-green);
    color: var(--black-pure);
    transform: rotate(90deg);
}

.overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(15px);
    opacity: 0;
}

/* ========================================
   Stats Grid (Redesigned)
======================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-3xl);
}

.stat-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    transition: all 0.3s var(--ease-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.stat-card:hover {
    border-color: var(--gsap-green);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px -10px rgba(10, 228, 72, 0.15);
}

/* Inner glow effect on hover */
.stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, var(--gsap-green-subtle) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    transition: all 0.3s ease;
}

.stat-card:hover .stat-icon {
    color: var(--gsap-green);
    transform: scale(1.1);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white-pure);
    line-height: 1;
    margin-bottom: var(--space-xs);
    position: relative;
    /* z-index fix */
}

.stat-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    font-weight: 500;
    position: relative;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .box {
        aspect-ratio: 16/9;
        /* Wider on mobile */
    }

    .stats-grid {
        gap: var(--space-md);
    }

    .stat-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Circular Gallery
======================================== */
.circular-gallery-container {
    width: 100%;
    height: 700px;
    /* Adjust height as needed */
    position: relative;
    overflow: hidden;
    margin-top: var(--space-2xl);
    border-radius: var(--radius-xl);
    /* background: var(--bg-card); Optional background */
    /* border: 1px solid var(--border-normal); Optional border */
}

.circular-gallery {
    width: 100%;
    height: 100%;
    overflow: hidden;
    cursor: grab;
    touch-action: none;
    /* Prevent scroll on mobile while touching */
}

.circular-gallery:active {
    cursor: grabbing;
}

/* ========================================
   Circular Gallery
======================================== */
.circular-gallery-wrapper {
    width: 100%;
    height: 100%;
    min-height: 600px;
    /* Ensure visible height */
    flex-grow: 1;
    /* Take remaining space in flex container */
    position: relative;
    overflow: hidden;
    cursor: grab;
}

.circular-gallery-wrapper:active {
    cursor: grabbing;
}

#circular-gallery-container canvas {
    display: block;
    width: 100%;
    height: 100%;
    outline: none;
}

/* ========================================
   Horizontal Gallery Drag Styles
   ======================================== */
.horiz-gallery-wrapper {
    cursor: grab;
    user-select: none;
    /* Prevent text selection during drag */
}

.horiz-gallery-wrapper:active {
    cursor: grabbing;
}