/* ============================================
   METEHAN SALMAN — Portfolyo Sitesi
   Premium Dark Theme + Modern Aesthetics
   ============================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ── Design Tokens ── */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(124, 58, 237, 0.3);

    --text-primary: #f0f0f5;
    --text-secondary: #8b8b9e;
    --text-muted: #55556a;

    --accent-start: #7c3aed;
    --accent-end: #3b82f6;
    --accent-gradient: linear-gradient(135deg, var(--accent-start), var(--accent-end));
    --accent-glow: rgba(124, 58, 237, 0.15);

    --success: #10b981;
    --error: #ef4444;

    /* Typography */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Space Grotesk', sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.2s var(--ease-out);
    --transition-normal: 0.4s var(--ease-out);
    --transition-slow: 0.6s var(--ease-out);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-start) var(--bg-secondary);
}

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

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

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

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

ul,
ol {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Reveal Animations ── */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.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;
}

.reveal-delay-5 {
    transition-delay: 0.5s;
}

/* ── Gradient Text ── */
.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Section ── */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent-start);
    margin-bottom: 16px;
}

.section-label::before {
    content: '';
    width: 24px;
    height: 2px;
    background: var(--accent-gradient);
    border-radius: 1px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 560px;
    line-height: 1.8;
}

/* ════════════════════════════════════════════
   NAVBAR
   ════════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    border-radius: 1px;
    transition: width var(--transition-normal);
}

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

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

.nav-cta {
    padding: 10px 24px !important;
    background: var(--accent-gradient);
    border-radius: 50px;
    color: #fff !important;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

/* Mobile Nav */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

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

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

.nav-toggle.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;
    overflow: hidden;
    padding-top: 80px;
}

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

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}

.hero-glow-1 {
    background: var(--accent-start);
    top: -200px;
    right: -200px;
    animation: float 8s ease-in-out infinite;
}

.hero-glow-2 {
    background: var(--accent-end);
    bottom: -200px;
    left: -200px;
    animation: float 8s ease-in-out infinite 4s;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s var(--ease-out);
}

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

.hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
    animation: fadeInUp 0.8s var(--ease-out) 0.4s both;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s var(--ease-out) 0.6s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px var(--accent-glow);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--bg-glass);
    border-color: var(--accent-start);
    transform: translateY(-3px);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    animation: bounce 2s ease-in-out infinite;
}

.hero-scroll-inner {
    width: 28px;
    height: 44px;
    border: 2px solid var(--border-glass);
    border-radius: 14px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.hero-scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--accent-start);
    border-radius: 2px;
    animation: scrollDot 2s ease-in-out infinite;
}

/* ════════════════════════════════════════════
   ABOUT / STATS SECTION
   ════════════════════════════════════════════ */
.about {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-glass);
}

.about-image-glow {
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-lg);
    background: var(--accent-gradient);
    opacity: 0.1;
    z-index: -1;
    filter: blur(30px);
}

.about-text h3 {
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 32px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    transition: all var(--transition-normal);
}

.stat-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}

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

/* ════════════════════════════════════════════
   SKILLS / TECH STACK
   ════════════════════════════════════════════ */
.skills-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    cursor: default;
}

.skill-tag:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-start);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.skill-tag i {
    font-size: 1.1rem;
}

/* ════════════════════════════════════════════
   SERVICES
   ════════════════════════════════════════════ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.service-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.service-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.service-number {
    position: absolute;
    top: 24px;
    right: 24px;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.03);
    line-height: 1;
}

/* ════════════════════════════════════════════
   PORTFOLIO — Cinematic Showcase
   ════════════════════════════════════════════ */
.portfolio {
    background: var(--bg-secondary);
    overflow: hidden;
}

.portfolio-intro {
    margin-bottom: 60px;
}

/* Counter showing current / total */
.portfolio-counter {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 24px;
}

.portfolio-counter-current {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.portfolio-counter-divider {
    width: 40px;
    height: 2px;
    background: var(--border-glass);
    position: relative;
}

.portfolio-counter-divider::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: var(--progress, 25%);
    background: var(--accent-gradient);
    border-radius: 1px;
    transition: width 0.4s ease;
}

.portfolio-counter-total {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-muted);
}

/* Horizontal Scroll Track */
.portfolio-track-wrapper {
    position: relative;
}

.portfolio-track {
    display: flex;
    gap: 32px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding-bottom: 32px;
    -ms-overflow-style: none;
    -webkit-user-select: none;
    user-select: none;
    touch-action: pan-x;
    scrollbar-width: none;
    cursor: grab;
}

.portfolio-track:active {
    cursor: grabbing;
}

.portfolio-track::-webkit-scrollbar {
    display: none;
}

/* Navigation Arrows */
.portfolio-nav {
    display: flex;
    gap: 12px;
    margin-top: 32px;
    align-items: center;
}

.portfolio-nav-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid var(--border-glass);
    background: var(--bg-card);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.portfolio-nav-btn:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    transform: scale(1.08);
    box-shadow: 0 8px 25px var(--accent-glow);
}

.portfolio-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
    background: var(--bg-card);
    border-color: var(--border-glass);
    box-shadow: none;
}

/* Progress bar */
.portfolio-progress {
    flex: 1;
    height: 3px;
    background: var(--bg-card);
    border-radius: 3px;
    margin: 0 8px;
    overflow: hidden;
}

.portfolio-progress-bar {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 3px;
    width: 25%;
    transition: width 0.4s var(--ease-out);
}

/* ── Individual Showcase Card ── */
.showcase-card {
    flex: 0 0 85%;
    max-width: 1100px;
    min-width: 320px;
    scroll-snap-align: start;
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    background: var(--bg-primary);
    border: 1px solid var(--border-glass);
    transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}

.showcase-card:hover {
    transform: translateY(-6px);
    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.4),
        0 0 0 1px var(--card-accent, var(--accent-start)),
        0 0 60px color-mix(in srgb, var(--card-accent, var(--accent-start)) 15%, transparent);
    border-color: color-mix(in srgb, var(--card-accent, var(--accent-start)) 40%, transparent);
}

/* Per-card accent colors */
.showcase-card[data-accent="purple"] {
    --card-accent: #7c3aed;
}

.showcase-card[data-accent="blue"] {
    --card-accent: #3b82f6;
}

.showcase-card[data-accent="emerald"] {
    --card-accent: #10b981;
}

.showcase-card[data-accent="orange"] {
    --card-accent: #f59e0b;
}

/* Image side */
.showcase-img-container {
    position: relative;
    overflow: hidden;
    min-height: 380px;
}

.showcase-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease-out);
}

.showcase-card:hover .showcase-img {
    transform: scale(1.06);
}

/* Gradient overlay on image */
.showcase-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            transparent 40%,
            color-mix(in srgb, var(--card-accent, var(--accent-start)) 8%, transparent) 100%);
    pointer-events: none;
}

/* Project number watermark */
.showcase-number {
    position: absolute;
    top: 20px;
    left: 24px;
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: 800;
    line-height: 1;
    color: rgba(255, 255, 255, 0.06);
    z-index: 1;
    pointer-events: none;
}

/* Content side */
.showcase-content {
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

/* Accent line at top of content */
.showcase-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 40px;
    right: 40px;
    height: 1px;
    background: linear-gradient(90deg, var(--card-accent, var(--accent-start)), transparent);
    opacity: 0.3;
}

.showcase-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--card-accent, var(--accent-start));
    margin-bottom: 16px;
}

.showcase-label::before {
    content: '';
    width: 16px;
    height: 2px;
    background: var(--card-accent, var(--accent-start));
    border-radius: 1px;
}

.showcase-title {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.15;
}

.showcase-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.75;
    margin-bottom: 28px;
}

/* Tech stack */
.showcase-tech {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.showcase-tech-chip {
    padding: 6px 14px;
    background: color-mix(in srgb, var(--card-accent, var(--accent-start)) 8%, transparent);
    border: 1px solid color-mix(in srgb, var(--card-accent, var(--accent-start)) 20%, transparent);
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.showcase-tech-chip:hover {
    background: color-mix(in srgb, var(--card-accent, var(--accent-start)) 15%, transparent);
    border-color: var(--card-accent, var(--accent-start));
    color: var(--text-primary);
}

/* Tags row */
.showcase-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.showcase-tag {
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 600;
    background: color-mix(in srgb, var(--card-accent, var(--accent-start)) 12%, transparent);
    color: var(--card-accent, var(--accent-start));
    border: 1px solid color-mix(in srgb, var(--card-accent, var(--accent-start)) 25%, transparent);
    letter-spacing: 0.5px;
}

/* CTA Button */
.showcase-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--card-accent, var(--accent-start));
    color: #fff;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    width: fit-content;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 20px color-mix(in srgb, var(--card-accent, var(--accent-start)) 25%, transparent);
    text-decoration: none;
}

.showcase-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px color-mix(in srgb, var(--card-accent, var(--accent-start)) 35%, transparent);
    gap: 14px;
}

.showcase-cta i {
    transition: transform var(--transition-fast);
}

.showcase-cta:hover i {
    transform: translateX(2px) translateY(-2px);
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .showcase-card {
        grid-template-columns: 1fr;
        flex: 0 0 90%;
    }

    .showcase-img-container {
        min-height: 220px;
        max-height: 280px;
    }

    .showcase-content {
        padding: 32px 28px;
    }

    .showcase-title {
        font-size: 1.6rem;
    }

    .showcase-number {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .showcase-card {
        flex: 0 0 95%;
    }

    .showcase-content {
        padding: 24px 20px;
    }

    .portfolio-counter-current {
        font-size: 2rem;
    }
}

/* ════════════════════════════════════════════
   CLIENTS
   ════════════════════════════════════════════ */
.clients-strip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
    padding: 60px 0;
    border-top: 1px solid var(--border-glass);
    border-bottom: 1px solid var(--border-glass);
}

.client-logo {
    height: 40px;
    opacity: 0.4;
    filter: grayscale(1) brightness(2);
    transition: all var(--transition-fast);
}

.client-logo:hover {
    opacity: 0.9;
    filter: grayscale(0) brightness(1);
    transform: scale(1.1);
}

/* ════════════════════════════════════════════
   EDUCATION / TIMELINE
   ════════════════════════════════════════════ */
.timeline {
    position: relative;
    margin-top: 48px;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-start), var(--accent-end), transparent);
    border-radius: 1px;
}

.timeline-item {
    position: relative;
    padding-bottom: 48px;
}

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

.timeline-dot {
    position: absolute;
    left: -46px;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent-gradient);
    box-shadow: 0 0 20px var(--accent-glow);
}

.timeline-dot::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--accent-start);
    opacity: 0.3;
}

.timeline-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-start);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 28px;
    transition: all var(--transition-normal);
}

.timeline-content:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    transform: translateX(8px);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ════════════════════════════════════════════
   CONTACT
   ════════════════════════════════════════════ */
.contact {
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    margin-top: 48px;
}

.contact-info-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    transition: all var(--transition-fast);
}

.contact-info-card:hover {
    border-color: var(--border-glow);
    transform: translateX(4px);
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #fff;
    flex-shrink: 0;
}

.contact-info-text h4 {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 2px;
    font-family: var(--font-body);
}

.contact-info-text p {
    font-size: 1rem;
    font-weight: 500;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 32px;
}

.social-link {
    width: 48px;
    height: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: #fff;
    transform: translateY(-4px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

/* Contact Form */
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-primary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-start);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-submit {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    width: 100%;
    justify-content: center;
}

.form-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px var(--accent-glow);
}

.form-message {
    margin-top: 16px;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success);
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error);
    display: block;
}

/* ════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════ */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-glass);
}

.footer .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

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

/* Scroll to top */
.scroll-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-fast);
    z-index: 900;
    border: none;
    box-shadow: 0 4px 20px var(--accent-glow);
}

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

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

/* ════════════════════════════════════════════
   KEYFRAMES
   ════════════════════════════════════════════ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

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

    50% {
        transform: translate(30px, -30px);
    }
}

@keyframes pulse {

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

    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

@keyframes bounce {

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

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

@keyframes scrollDot {

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

    50% {
        opacity: 0.3;
        transform: translateY(6px);
    }
}

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

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

/* ════════════════════════════════════════════
   LOADING SCREEN
   ════════════════════════════════════════════ */
.loader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-inner {
    text-align: center;
}

.loader-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.loader-bar {
    width: 120px;
    height: 3px;
    background: var(--bg-card);
    border-radius: 3px;
    margin: 16px auto 0;
    overflow: hidden;
}

.loader-bar-inner {
    width: 40%;
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 3px;
    animation: loaderSlide 1s ease-in-out infinite;
}

@keyframes loaderSlide {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(350%);
    }
}

/* ════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════ */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        aspect-ratio: 4/3;
        max-height: 400px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

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

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        transition: right var(--transition-normal);
        border-left: 1px solid var(--border-glass);
    }

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

    .nav-links a {
        font-size: 1.2rem;
    }

    .nav-toggle {
        display: flex;
    }

    .hero h1 {
        font-size: clamp(2.2rem, 10vw, 3.5rem);
    }

    .portfolio-nav {
        margin-top: 20px;
    }

    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer .container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .clients-strip {
        gap: 30px;
    }

    .client-logo {
        height: 28px;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .contact-form {
        padding: 24px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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