/* ===== DESIGN TOKENS ===== */
:root {
    /* Dark theme (default) */
    --bg-primary: #0a0f1a;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-glass: rgba(255, 255, 255, 0.04);
    --text-primary: #f0f4f8;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #00d4ff;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --accent-glow: 0 0 20px rgba(0, 212, 255, 0.3);
    --border-color: rgba(255, 255, 255, 0.06);
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --nav-bg: rgba(10, 15, 26, 0.85);
    --tag-bg: rgba(0, 212, 255, 0.1);
    --tag-text: #00d4ff;
    --section-gap: 100px;
}

[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(0, 0, 0, 0.02);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --accent: #0284c7;
    --accent-secondary: #6d28d9;
    --accent-gradient: linear-gradient(135deg, #0284c7 0%, #6d28d9 100%);
    --accent-glow: 0 0 20px rgba(2, 132, 199, 0.2);
    --border-color: rgba(0, 0, 0, 0.08);
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --nav-bg: rgba(248, 250, 252, 0.85);
    --tag-bg: rgba(2, 132, 199, 0.08);
    --tag-text: #0284c7;
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background 0.4s ease, color 0.4s ease;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-secondary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 4px;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 2rem;
    transition: background 0.4s ease;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    font-size: 1.3rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a.active {
    color: var(--accent);
}

.nav-links a.active::after {
    width: 100%;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    border-color: var(--accent);
    box-shadow: var(--accent-glow);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 100px 2rem 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

#particles-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-gradient {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    pointer-events: none;
}

.hero-gradient-1 {
    top: -200px;
    right: -100px;
    background: var(--accent);
}

.hero-gradient-2 {
    bottom: -200px;
    left: -100px;
    background: var(--accent-secondary);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 10;
}

.hero-text {
    position: relative;
    z-index: 10;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.hero-text h1 span {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.hero-location {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 20;
}

.hero-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.4rem;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    background: var(--bg-glass);
    color: var(--text-primary);
}

.hero-link:hover {
    border-color: var(--accent);
    box-shadow: var(--accent-glow);
    color: var(--accent);
    transform: translateY(-2px);
}

.hero-link.primary {
    background: var(--accent-gradient);
    border: none;
    color: #fff;
}

.hero-link.primary:hover {
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
    transform: translateY(-2px);
}

/* Profile Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-frame {
    width: 320px;
    height: 320px;
    border-radius: 30px;
    background: var(--accent-gradient);
    padding: 4px;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.profile-frame::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 32px;
    background: var(--accent-gradient);
    z-index: -1;
    filter: blur(15px);
    opacity: 0.5;
}

.profile-inner {
    width: 100%;
    height: 100%;
    border-radius: 28px;
    overflow: hidden;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--text-muted);
}

.profile-placeholder svg {
    opacity: 0.4;
}

@keyframes float {

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

    50% {
        transform: translateY(-15px);
    }
}

/* ===== 3D MASCOT STYLES ===== */
.hero-mascot-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
    z-index: 2;
}

.mascot-container {
    position: relative;
    width: 180px;
    height: 180px;
    animation: mascotFloat 8s ease-in-out infinite;
}

.mascot-body {
    position: relative;
    width: 130px;
    height: 110px;
    background: #e2e8f0;
    /* Clay-like grey */
    border-radius: 28px;
    box-shadow:
        inset -6px -6px 12px rgba(0, 0, 0, 0.1),
        inset 6px 6px 12px rgba(255, 255, 255, 0.7),
        10px 15px 35px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(0, 0, 0, 0.03);
}

.mascot-screen-frame {
    width: 82%;
    height: 78%;
    background: #cbd5e1;
    border-radius: 20px;
    padding: 6px;
    box-shadow: inset 3px 3px 8px rgba(0, 0, 0, 0.1);
}

.mascot-screen {
    width: 100%;
    height: 100%;
    background: #94a3b8;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.mascot-face {
    width: 75%;
    height: 75%;
    opacity: 0.9;
}

.mascot-eye {
    animation: blink 5s infinite;
    transform-origin: center;
}

.cable-arm {
    position: absolute;
    width: 35px;
    height: 12px;
    background: #475569;
    border-radius: 6px;
    top: 55%;
    z-index: -1;
    box-shadow: 2px 4px 6px rgba(0, 0, 0, 0.1);
}

.cable-arm.left {
    left: -25px;
    transform: rotate(-25deg);
}

.cable-arm.right {
    right: -25px;
    transform: rotate(25deg);
}

/* Artifacts */
.artifact {
    position: absolute;
    z-index: 5;
    font-weight: 800;
    font-family: inherit;
    pointer-events: none;
}

.db-cone {
    width: 35px;
    height: 15px;
    background: var(--accent);
    bottom: 20px;
    right: -10px;
    border-radius: 20px / 10px;
    box-shadow:
        0 4px 0 #00b8e6,
        4px 8px 15px rgba(0, 0, 0, 0.1);
    animation: artifactFloat 6s ease-in-out infinite;
}

.code-bracket {
    font-size: 2.2rem;
    color: var(--accent-secondary);
    filter: drop-shadow(2px 4px 4px rgba(0, 0, 0, 0.1));
}

.code-bracket.left {
    top: -20px;
    left: -10px;
    animation: artifactFloat 5s ease-in-out infinite;
}

.code-bracket.right {
    bottom: 0px;
    left: -20px;
    animation: artifactFloat 7s ease-in-out infinite 1s;
}

.sql-pill {
    top: -10px;
    right: -20px;
    background: var(--accent-gradient);
    padding: 4px 12px;
    border-radius: 12px;
    color: white;
    font-size: 0.75rem;
    box-shadow: 2px 4px 10px rgba(0, 212, 255, 0.2);
    animation: artifactFloat 4s ease-in-out infinite 0.5s;
}

@keyframes mascotFloat {

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

    50% {
        transform: translateY(-15px) rotate(3deg) scale(1.02);
    }
}

@keyframes artifactFloat {

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

    50% {
        transform: translateY(-8px) scale(1.05);
    }
}

@keyframes blink {

    0%,
    90%,
    100% {
        transform: scaleY(1);
    }

    95% {
        transform: scaleY(0.1);
    }
}

/* Adjust Hero Grid */
.hero-content {
    grid-template-columns: 1fr auto 380px;
    gap: 3rem;
}

/* ===== SECTION STYLING ===== */
.section {
    padding: var(--section-gap) 2rem;
}

.section-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.section-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
    line-height: 1.8;
}

/* ===== ABOUT SECTION ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 1.5rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--accent-glow);
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 0.25rem;
    font-weight: 500;
}

/* ===== PROJECTS SECTION ===== */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}

.project-card:hover {
    border-color: var(--accent);
    box-shadow: var(--card-shadow), var(--accent-glow);
    transform: translateY(-6px);
}

.project-card-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 420px;
}

.project-visual {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(124, 58, 237, 0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.project-visual-content {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.project-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

.project-svg-art {
    width: 100%;
    max-width: 380px;
}

.project-info {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--tag-bg);
    color: var(--tag-text);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.35rem 0.85rem;
    border-radius: 8px;
    width: fit-content;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
}

.project-oneliner {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.project-details {
    margin-bottom: 1.5rem;
}

.project-detail {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    font-size: 0.88rem;
}

.project-detail-label {
    color: var(--accent);
    font-weight: 600;
    min-width: 90px;
    flex-shrink: 0;
}

.project-detail-value {
    color: var(--text-secondary);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-badge {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.75rem;
    border-radius: 8px;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.tech-badge:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.project-links {
    display: flex;
    gap: 0.75rem;
}

.project-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    background: var(--bg-glass);
    color: var(--text-primary);
    text-decoration: none;
}

.project-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.project-btn.primary {
    background: var(--accent-gradient);
    border: none;
    color: #fff;
}

.project-btn.primary:hover {
    box-shadow: 0 0 25px rgba(0, 212, 255, 0.35);
}

/* ===== PROJECT IMAGE CAROUSEL ===== */
.project-carousel {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 420px;
    overflow: hidden;
    background: #0d1117;
}

.carousel-img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 92%;
    max-height: 92%;
    width: auto;
    height: auto;
    object-fit: contain;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
    border-radius: 8px;
    background: transparent;
}

.carousel-img.active {
    opacity: 1;
}

.carousel-controls {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(8px);
    padding: 0.4rem 1rem;
    border-radius: 20px;
}

.carousel-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0 0.25rem;
    line-height: 1;
    transition: color 0.2s;
}

.carousel-btn:hover {
    color: var(--accent);
}

.carousel-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    transition: background 0.3s ease;
}

.dot.active {
    background: var(--accent);
}

/* ===== SKILLS SECTION ===== */
.skills-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.skill-category:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--accent-glow);
}

.skill-cat-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--tag-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
}

.skill-cat-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-pill {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.9rem;
    border-radius: 10px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    cursor: default;
}

.skill-pill:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--tag-bg);
    transform: translateY(-2px);
}

/* ===== ACHIEVEMENTS SECTION ===== */
.achievements-list {
    margin-top: 3rem;
    display: grid;
    gap: 1.5rem;
}

.achievement-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem 2.5rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.achievement-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--accent-glow);
}

.achievement-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.achievement-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.achievement-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.achievement-date {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 0.25rem;
}

/* ===== FOOTER ===== */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 3rem 2rem;
    text-align: center;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ===== ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 {
    transition-delay: 0.1s;
}

.reveal-delay-2 {
    transition-delay: 0.2s;
}

.reveal-delay-3 {
    transition-delay: 0.3s;
}

.reveal-delay-4 {
    transition-delay: 0.4s;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2.8rem;
    }

    .hero-links {
        justify-content: center;
    }

    .hero-location {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .hero-mascot-wrapper {
        order: -1;
        margin: 0 auto;
    }

    .mascot-container {
        width: 150px;
        height: 150px;
    }

    .profile-frame {
        width: 250px;
        height: 250px;
    }

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

    .project-card-inner {
        grid-template-columns: 1fr;
    }

    .project-visual {
        min-height: 250px;
    }

    .project-carousel {
        min-height: 250px;
    }

    .carousel-img {
        max-width: 95%;
        max-height: 95%;
    }

    .skills-categories {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-gap: 60px;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--nav-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 1.25rem;
        border-bottom: 1px solid var(--border-color);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s ease;
    }

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

    .hamburger {
        display: flex;
    }

    .hero {
        padding-top: 90px;
    }

    .hero-mascot-wrapper {
        display: none;
    }

    .hero-text h1 {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

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

    .section-title {
        font-size: 2rem;
    }

    .skills-categories {
        grid-template-columns: 1fr;
    }

    .achievement-card {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
    }

    .project-info {
        padding: 1.5rem;
    }

    .project-title {
        font-size: 1.3rem;
    }

    .project-carousel {
        min-height: 220px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.8rem;
    }

    .profile-frame {
        width: 200px;
        height: 200px;
    }

    .project-carousel {
        min-height: 180px;
    }

    .carousel-img {
        max-width: 98%;
        max-height: 98%;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 0.75rem;
    }
}

/* ===== TOAST NOTIFICATION ===== */
.toast-container {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    pointer-events: none;
}

.toast {
    background: rgba(17, 24, 39, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--accent);
    color: var(--text-primary);
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), var(--accent-glow);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-icon {
    color: var(--accent);
    display: flex;
}