/* ===================================================================
   SRI Online Hub — Premium Design System
   =================================================================== */

/* --- Design Tokens --- */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-tertiary: #1a1a24;
    --text-primary: #f0f0f5;
    --text-secondary: rgba(240, 240, 245, 0.7);
    --text-tertiary: rgba(240, 240, 245, 0.4);

    /* Accents */
    --accent-1: #7c5cfc;
    --accent-2: #ff6b9d;
    --accent-3: #00d4ff;
    --accent-4: #ffd700;
    --gradient-primary: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    --gradient-secondary: linear-gradient(135deg, var(--accent-3), var(--accent-1));
    --gradient-hero: linear-gradient(135deg, #7c5cfc 0%, #ff6b9d 50%, #00d4ff 100%);

    /* Glass */
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --glass-blur: 20px;

    /* Card */
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.06);
    --card-hover-border: rgba(124, 92, 252, 0.4);

    /* UI */
    --danger: #ff4757;
    --success: #2ed573;
    --primary: #7c5cfc;
    --btn-bg: rgba(255, 255, 255, 0.08);
    --btn-text: #f0f0f5;
    --modal-bg: rgba(15, 15, 25, 0.95);
    --border-color: rgba(255, 255, 255, 0.08);

    /* Spacing */
    --section-padding: clamp(4rem, 10vw, 8rem);
    --container-max: 1200px;

    /* Transitions */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: 0.2s var(--ease-out-expo);
    --transition-medium: 0.4s var(--ease-out-expo);
    --transition-slow: 0.8s var(--ease-out-expo);
}

/* --- Light Theme --- */
[data-theme="light"] {
    --bg-primary: #f5f5fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #eeeef4;
    --text-primary: #1a1a2e;
    --text-secondary: rgba(26, 26, 46, 0.7);
    --text-tertiary: rgba(26, 26, 46, 0.4);
    --glass-bg: rgba(255, 255, 255, 0.6);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --card-bg: rgba(255, 255, 255, 0.7);
    --card-border: rgba(0, 0, 0, 0.06);
    --card-hover-border: rgba(124, 92, 252, 0.3);
    --btn-bg: rgba(0, 0, 0, 0.06);
    --btn-text: #1a1a2e;
    --modal-bg: rgba(255, 255, 255, 0.95);
    --border-color: rgba(0, 0, 0, 0.08);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-1) transparent;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    cursor: none;
    transition: background-color 0.6s var(--ease-out-expo), color 0.6s var(--ease-out-expo);
}

::selection {
    background: var(--accent-1);
    color: white;
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-1);
    border-radius: 3px;
}

.hidden {
    display: none !important;
}

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

/* --- Custom Cursor --- */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--accent-1);
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s, border-color 0.3s, background 0.3s;
    mix-blend-mode: difference;
}

.custom-cursor.hovering {
    width: 50px;
    height: 50px;
    background: rgba(124, 92, 252, 0.15);
    border-color: var(--accent-2);
}

.cursor-trail {
    position: fixed;
    top: 0;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-1);
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    opacity: 0.5;
    transition: opacity 0.5s;
}

/* --- Loading Screen --- */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s var(--ease-out-expo), visibility 0.8s;
}

.loading-screen.done {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.loader-logo {
    overflow: visible;
}

.loader-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 42px;
    font-weight: 700;
    fill: var(--text-primary);
    animation: glitch 2s infinite;
}

.loader-line {
    fill: var(--accent-1);
    animation: loaderDraw 1.5s var(--ease-out-expo) infinite;
    transform-origin: left center;
}

.loader-bar {
    width: 200px;
    height: 3px;
    background: var(--glass-border);
    border-radius: 2px;
    overflow: hidden;
}

.loader-bar-fill {
    width: 0%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    animation: loaderFill 2s var(--ease-out-expo) forwards;
}

.loader-tagline {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: pulse 1.5s ease-in-out infinite;
}

/* --- Scroll Progress --- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: var(--gradient-primary);
    z-index: 10001;
    transition: width 0.1s linear;
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    z-index: 1000;
    background: transparent;
    transition: background var(--transition-medium), padding var(--transition-medium),
        box-shadow var(--transition-medium), backdrop-filter var(--transition-medium);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--glass-shadow);
    padding: 0.7rem 2rem;
    border-bottom: 1px solid var(--glass-border);
}

.logo h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 800;
    font-size: clamp(1.4rem, 2.5vw, 1.8rem);
    letter-spacing: -1px;
    color: var(--text-primary);
    cursor: none;
}

.logo-accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 0.5rem;
}

.nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: none;
    position: relative;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
    transform: translateX(-50%);
    transition: width var(--transition-medium);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-controls {
    display: flex;
    gap: 0.6rem;
    align-items: center;
}

/* --- Buttons --- */
button {
    cursor: none;
    border: none;
    outline: none;
    border-radius: 10px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast),
        background var(--transition-fast);
}

.glass-btn {
    background: var(--btn-bg);
    color: var(--btn-text);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.glass-btn:hover {
    background: rgba(124, 92, 252, 0.15);
    border-color: var(--accent-1);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(124, 92, 252, 0.2);
}

.glass-btn:active {
    transform: translateY(0) scale(0.97);
}

.icon-btn {
    background: transparent;
    font-size: 1.3rem;
    padding: 0.5rem 0.6rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-btn,
.action-btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 6rem 2rem 4rem;
}

.particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: blobFloat 8s ease-in-out infinite;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-1);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-2);
    bottom: -10%;
    right: -5%;
    animation-delay: -3s;
}

.blob-3 {
    width: 300px;
    height: 300px;
    background: var(--accent-3);
    top: 40%;
    right: 20%;
    animation-delay: -5s;
}

[data-theme="light"] .hero-blob {
    opacity: 0.15;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border-radius: 100px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
}

.gradient-text {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientShift 4s ease-in-out infinite;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: none;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(124, 92, 252, 0.4);
}

.btn-arrow {
    transition: transform var(--transition-fast);
}

.btn-primary:hover .btn-arrow {
    transform: translateX(4px);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: none;
    backdrop-filter: blur(10px);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast),
        border-color var(--transition-fast);
}

.btn-secondary:hover {
    border-color: var(--accent-1);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(124, 92, 252, 0.15);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: var(--gradient-primary);
    animation: scrollPulse 2s ease-in-out infinite;
    transform-origin: top;
}

.scroll-indicator span {
    font-size: 0.7rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-tertiary);
}

/* --- Wave Divider --- */
.wave-divider {
    position: relative;
    z-index: 1;
    margin-top: -2px;
    line-height: 0;
}

.wave-divider svg {
    display: block;
    width: 100%;
    height: 80px;
}

.wave-path {
    fill: var(--bg-secondary);
    transition: fill 0.6s;
}

.wave-flip {
    transform: scaleY(-1);
    margin-top: 0;
    margin-bottom: -2px;
}

/* --- Section Commons --- */
.section-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--section-padding) 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent-1);
    margin-bottom: 1rem;
    padding: 0.3rem 0.8rem;
    background: rgba(124, 92, 252, 0.1);
    border-radius: 100px;
    border: 1px solid rgba(124, 92, 252, 0.15);
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* --- About Section --- */
.about-section {
    background: var(--bg-secondary);
    position: relative;
    z-index: 1;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    transition: transform var(--transition-medium), box-shadow var(--transition-medium),
        border-color var(--transition-medium);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(124, 92, 252, 0.12);
    border-color: var(--card-hover-border);
}

.about-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: rgba(124, 92, 252, 0.1);
    margin-bottom: 1.2rem;
    color: var(--accent-1);
}

.about-card-icon svg {
    width: 28px;
    height: 28px;
}

.self-draw-icon path,
.self-draw-icon circle,
.self-draw-icon rect {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    transition: stroke-dashoffset 1.2s var(--ease-out-expo);
}

.glass-card:hover .self-draw-icon path,
.glass-card:hover .self-draw-icon circle,
.glass-card:hover .self-draw-icon rect,
[data-animate].visible .self-draw-icon path,
[data-animate].visible .self-draw-icon circle,
[data-animate].visible .self-draw-icon rect {
    stroke-dashoffset: 0;
}

.about-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.about-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* --- Projects Section --- */
.projects-section {
    position: relative;
    z-index: 1;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    width: 100%;
}

/* Skeleton Loaders */
.skeleton-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skeleton-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
}

.skeleton-title {
    height: 24px;
    border-radius: 6px;
    width: 70%;
}

.skeleton-text {
    height: 14px;
    border-radius: 4px;
    width: 100%;
}

.skeleton-text.short {
    width: 60%;
}

.shimmer {
    background: linear-gradient(90deg,
            var(--glass-bg) 25%,
            rgba(124, 92, 252, 0.08) 50%,
            var(--glass-bg) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* Project Cards */
.project-card {
    position: relative;
    border-radius: 20px;
    padding: 2px;
    background: var(--card-border);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    perspective: 1000px;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 20px;
    background: linear-gradient(135deg,
            var(--card-accent, var(--accent-1)),
            transparent 40%,
            transparent 60%,
            var(--card-accent, var(--accent-2)));
    opacity: 0;
    transition: opacity var(--transition-medium);
    z-index: 0;
}

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

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: 18px;
    position: relative;
    z-index: 1;
    min-height: 200px;
    transition: background var(--transition-medium);
    overflow: hidden;
}

.card-content::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(124, 92, 252, 0.06) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-medium);
    pointer-events: none;
}

.project-card:hover .card-content::after {
    opacity: 1;
}

.card-icon {
    font-size: 2.5rem;
    display: inline-block;
    transition: transform 0.5s var(--ease-bounce);
}

.project-card:hover .card-icon {
    transform: scale(1.2) rotate(-5deg);
}

.card-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
}

.card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.card-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-1);
    margin-top: auto;
    transition: gap var(--transition-fast);
}

.project-card:hover .card-arrow {
    gap: 0.8rem;
}

.card-arrow svg {
    width: 16px;
    height: 16px;
}

/* Admin controls on cards */
.admin-controls {
    position: absolute;
    top: 0.8rem;
    right: 0.8rem;
    display: flex;
    gap: 0.4rem;
    z-index: 20;
    pointer-events: auto;
}

.admin-controls .icon-btn {
    font-size: 1rem;
    padding: 0.3rem 0.5rem;
    background: rgba(20, 20, 30, 0.8);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    opacity: 0;
    transition: opacity var(--transition-fast), background var(--transition-fast),
        transform var(--transition-fast);
    pointer-events: auto;
    cursor: none;
}

[data-theme="light"] .admin-controls .icon-btn {
    background: rgba(240, 240, 250, 0.9);
}

/* Make admin controls visible when not hidden (logged in) */
.admin-controls:not(.hidden) .icon-btn {
    opacity: 1;
}

.project-card:hover .admin-controls .icon-btn {
    opacity: 1;
}

.admin-controls .icon-btn:hover {
    background: rgba(124, 92, 252, 0.4);
    transform: scale(1.15);
}

/* --- Stats Section --- */
.stats-section {
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(124, 92, 252, 0.08) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -30px;
    right: -30px;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(124, 92, 252, 0.06);
}

.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline;
}

.stat-suffix {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--text-secondary);
    display: inline;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 0.5rem;
}

/* --- Footer --- */
.site-footer {
    position: relative;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.footer-wave {
    position: relative;
    line-height: 0;
    margin-bottom: -2px;
}

.footer-wave svg {
    display: block;
    width: 100%;
    height: 60px;
}

.footer-wave-path {
    fill: var(--bg-tertiary);
}

.footer-content {
    padding: 3rem 2rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.footer-logo h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-link {
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    cursor: none;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.footer-link:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 1.5rem;
    width: 100%;
    max-width: var(--container-max);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* --- Modals --- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 5000;
    opacity: 0;
    animation: fadeIn 0.3s forwards;
}

.modal-content {
    background-color: var(--modal-bg);
    padding: 2.5rem;
    border-radius: 24px;
    width: 90%;
    max-width: 420px;
    position: relative;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transform: scale(0.9) translateY(20px);
    animation: modalIn 0.4s var(--ease-bounce) forwards;
}

.modal-content.add-panel {
    max-width: 500px;
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1.2rem;
    background: transparent;
    font-size: 1.8rem;
    color: var(--text-secondary);
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.close-btn:hover {
    background: var(--btn-bg);
    color: var(--text-primary);
}

.modal h2 {
    margin-bottom: 1.5rem;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 800;
    text-align: center;
    font-size: 1.5rem;
}

.input-group {
    margin-bottom: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.row-group {
    flex-direction: row;
    justify-content: space-between;
}

.half {
    width: 48%;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

input,
textarea {
    padding: 0.8rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background-color: var(--glass-bg);
    color: var(--text-primary);
    outline: none;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(124, 92, 252, 0.15);
}

textarea {
    resize: vertical;
}

.submit-btn {
    width: 100%;
    margin-top: 1rem;
    padding: 1rem;
    font-size: 1.05rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    transition: left 0.5s;
}

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

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(124, 92, 252, 0.35);
}

.error-msg {
    color: var(--danger);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    text-align: center;
    min-height: 1.2rem;
}

/* --- Scroll Animations --- */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

[data-animate="fade-up"].visible {
    opacity: 1;
    transform: translateY(0);
}

[data-animate="fade-left"] {
    transform: translateX(-40px);
}

[data-animate="fade-left"].visible {
    opacity: 1;
    transform: translateX(0);
}

[data-animate="fade-right"] {
    transform: translateX(40px);
}

[data-animate="fade-right"].visible {
    opacity: 1;
    transform: translateX(0);
}

[data-animate="scale-in"] {
    transform: scale(0.9);
}

[data-animate="scale-in"].visible {
    opacity: 1;
    transform: scale(1);
}

/* Staggered card entrance */
.project-card {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s var(--ease-out-expo), transform 0.6s var(--ease-out-expo);
}

.project-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Keyframe Animations --- */

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes modalIn {
    to {
        transform: scale(1) translateY(0);
    }
}

@keyframes gradientShift {

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

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

@keyframes blobFloat {

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

    25% {
        transform: translate(30px, -40px) scale(1.1);
    }

    50% {
        transform: translate(-20px, 20px) scale(0.9);
    }

    75% {
        transform: translate(40px, 10px) scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

@keyframes scrollPulse {
    0% {
        transform: scaleY(0);
        opacity: 0;
    }

    50% {
        transform: scaleY(1);
        opacity: 1;
    }

    100% {
        transform: scaleY(0);
        opacity: 0;
    }
}

@keyframes glitch {

    0%,
    95%,
    100% {
        opacity: 1;
        transform: translate(0);
    }

    96% {
        opacity: 0.8;
        transform: translate(-2px, 1px);
    }

    97% {
        opacity: 0.9;
        transform: translate(2px, -1px);
    }

    98% {
        opacity: 0.8;
        transform: translate(-1px, 2px);
    }
}

@keyframes loaderDraw {
    0% {
        transform: scaleX(0);
    }

    50% {
        transform: scaleX(1);
    }

    100% {
        transform: scaleX(0);
    }
}

@keyframes loaderFill {
    0% {
        width: 0%;
    }

    100% {
        width: 100%;
    }
}

@keyframes float {

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

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

@keyframes rotate3d {
    from {
        transform: rotate3d(0, 1, 0, 0deg);
    }

    to {
        transform: rotate3d(0, 1, 0, 360deg);
    }
}

@keyframes bounceIn {
    0% {
        transform: scale(0.3);
        opacity: 0;
    }

    50% {
        transform: scale(1.05);
    }

    70% {
        transform: scale(0.95);
    }

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

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 0.5;
    }

    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes morphBlob {

    0%,
    100% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }

    25% {
        border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    }

    50% {
        border-radius: 50% 60% 30% 60% / 30% 60% 70% 40%;
    }

    75% {
        border-radius: 60% 30% 60% 40% / 70% 40% 50% 60%;
    }
}

/* --- Magnetic Button Ripple --- */
.magnetic-btn {
    position: relative;
    overflow: hidden;
}

.magnetic-btn .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    body {
        cursor: auto;
    }

    .custom-cursor,
    .cursor-trail {
        display: none;
    }

    .navbar {
        flex-wrap: wrap;
        gap: 0.5rem;
        padding: 0.8rem 1rem;
    }

    .nav-links {
        order: 3;
        width: 100%;
        justify-content: center;
        gap: 0.2rem;
    }

    .nav-link {
        font-size: 0.8rem;
        padding: 0.4rem 0.6rem;
    }

    .hero {
        padding: 5rem 1.5rem 3rem;
        min-height: 90vh;
    }

    .hero-title {
        letter-spacing: -1px;
    }

    .grid-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

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

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .wave-divider svg {
        height: 40px;
    }
}

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

    .stat-card {
        padding: 1.5rem 1rem;
    }
}

/* --- Print --- */
@media print {

    .custom-cursor,
    .cursor-trail,
    .particle-canvas,
    .hero-blob,
    .loading-screen,
    .scroll-progress {
        display: none;
    }
}