/* ============================================================
   SAMUEL GERALDUS CHANDRA — PORTFOLIO
   Cinematic Portfolio Theme
   ============================================================ */

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

/* ---- Theme Variables ---- */
:root {
    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --section-padding: clamp(80px, 12vw, 140px);
    --container-width: 1320px;
    --container-padding: clamp(20px, 5vw, 48px);

    /* Transitions */
    --transition-theme: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* ---- Dark Theme (Default) ---- */
[data-theme="dark"] {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-surface: rgba(255, 255, 255, 0.03);
    --bg-surface-hover: rgba(255, 255, 255, 0.06);
    --bg-glass: rgba(18, 18, 28, 0.75);
    --bg-glass-strong: rgba(10, 10, 15, 0.92);

    --text-primary: #f0ece4;
    --text-secondary: #8a8697;
    --text-tertiary: #5a5668;

    --accent-primary: #e8634a;
    --accent-secondary: #f5a623;
    --accent-gradient: linear-gradient(135deg, #e8634a 0%, #f5a623 100%);
    --accent-glow: rgba(232, 99, 74, 0.25);

    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);

    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(232, 99, 74, 0.15);

    --marquee-bg: #0e0e15;
    --overlay-bg: rgba(6, 6, 10, 0.92);

    --video-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

/* ---- Light Theme ---- */
[data-theme="light"] {
    --bg-primary: #faf9f6;
    --bg-secondary: #f0ece4;
    --bg-surface: rgba(0, 0, 0, 0.03);
    --bg-surface-hover: rgba(0, 0, 0, 0.06);
    --bg-glass: rgba(250, 249, 246, 0.8);
    --bg-glass-strong: rgba(250, 249, 246, 0.95);

    --text-primary: #1a1a2e;
    --text-secondary: #6b6580;
    --text-tertiary: #9e97ae;

    --accent-primary: #d4503a;
    --accent-secondary: #e09418;
    --accent-gradient: linear-gradient(135deg, #d4503a 0%, #e09418 100%);
    --accent-glow: rgba(212, 80, 58, 0.2);

    --border-color: rgba(0, 0, 0, 0.07);
    --border-hover: rgba(0, 0, 0, 0.14);

    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 40px rgba(212, 80, 58, 0.1);

    --marquee-bg: #f0ece4;
    --overlay-bg: rgba(250, 249, 246, 0.95);

    --video-gradient: linear-gradient(135deg, #e8e4dc 0%, #d4cfc6 50%, #c9c1b5 100%);
}

/* ---- Base Styles ---- */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background-color var(--transition-theme), color var(--transition-theme);
}

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

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

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

/* ---- Utility ---- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.accent {
    color: var(--accent-primary);
}

/* ---- Film Grain Overlay ---- */
.grain-overlay {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    pointer-events: none;
    z-index: 10000;
    opacity: 0;
    animation: grainShift 0.5s steps(6) infinite;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

[data-theme="dark"] .grain-overlay { opacity: 0.035; }
[data-theme="light"] .grain-overlay { opacity: 0.02; }

@keyframes grainShift {
    0%, 100% { transform: translate(0, 0); }
    20% { transform: translate(-5%, -5%); }
    40% { transform: translate(3%, 7%); }
    60% { transform: translate(7%, -3%); }
    80% { transform: translate(-3%, 5%); }
}

/* ---- Section Labels ---- */
.section-label {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.section-label .label-num {
    color: var(--accent-primary);
    font-weight: 600;
}

.section-label .label-line {
    width: 48px;
    height: 1px;
    background: var(--accent-gradient);
    display: inline-block;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.section-title em {
    font-style: normal;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 540px;
    margin-bottom: 48px;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 18px 0;
    transition: all var(--transition-medium);
}

.navbar.scrolled {
    padding: 12px 0;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

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

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 0;
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    z-index: 1001;
}

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

.logo-dot {
    color: var(--accent-primary);
    font-size: 2.2rem;
    line-height: 1;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 18px;
    border-radius: 100px;
    transition: all var(--transition-fast);
    position: relative;
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Theme Toggle */
.theme-toggle {
    width: 56px;
    height: 30px;
    padding: 0;
    cursor: pointer;
    position: relative;
}

.toggle-track {
    width: 100%;
    height: 100%;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    position: relative;
    transition: all var(--transition-medium);
}

.toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-medium);
    box-shadow: 0 2px 8px var(--accent-glow);
}

[data-theme="light"] .toggle-thumb {
    transform: translateX(26px);
}

.icon-sun, .icon-moon {
    position: absolute;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    color: #fff;
}

[data-theme="dark"] .icon-sun { opacity: 0; transform: rotate(-90deg) scale(0); }
[data-theme="dark"] .icon-moon { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .icon-sun { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .icon-moon { opacity: 0; transform: rotate(90deg) scale(0); }

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    height: 28px;
    justify-content: center;
    z-index: 1001;
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
    transform-origin: center;
}

.menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}
.menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-medium);
}

.mobile-menu-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: 700;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
}

.mobile-link:hover,
.mobile-link.active {
    color: var(--text-primary);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: center;
    width: 100%;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-label {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.hero-label .label-line {
    width: 40px;
    height: 1.5px;
    background: var(--accent-gradient);
    display: inline-block;
}

.hero-title {
    font-family: var(--font-heading);
    margin-bottom: 24px;
}

.title-line {
    display: block;
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.title-outline {
    -webkit-text-stroke: 2px var(--text-primary);
    -webkit-text-fill-color: transparent;
    opacity: 0.7;
}

[data-theme="light"] .title-outline {
    -webkit-text-stroke: 2px var(--text-primary);
    opacity: 0.4;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 1.8vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 100px;
    font-family: var(--font-heading);
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}

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

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

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

.btn-ghost {
    border: 1.5px solid var(--border-hover);
    color: var(--text-primary);
    background: var(--bg-surface);
    backdrop-filter: blur(8px);
}

.btn-ghost:hover {
    background: var(--bg-surface-hover);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* Hero Image */
.hero-image {
    position: relative;
    z-index: 1;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 3 / 4;
    max-height: 560px;
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-image:hover .hero-image-wrapper img {
    transform: scale(1.04);
}

.hero-image-frame {
    position: absolute;
    inset: -8px;
    border: 2px solid var(--accent-primary);
    border-radius: calc(var(--radius-lg) + 4px);
    opacity: 0.3;
    pointer-events: none;
    transition: opacity var(--transition-medium);
}

.hero-image:hover .hero-image-frame {
    opacity: 0.6;
}

.hero-image-badge {
    position: absolute;
    bottom: -16px;
    right: -16px;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 22px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    box-shadow: var(--shadow-card);
}

.badge-uni {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: var(--font-mono);
}

.badge-name {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--accent-primary);
}

/* Hero Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-tertiary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: var(--accent-gradient);
    animation: scrollPulse 2s ease-in-out infinite;
    transform-origin: top;
}

@keyframes scrollPulse {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.4); opacity: 0.3; }
}

/* Hero Floating Elements */
.hero-float {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    opacity: 0.08;
    background: var(--accent-gradient);
    filter: blur(60px);
}

.float-1 { width: 400px; height: 400px; top: -10%; right: -5%; animation: floatA 12s ease-in-out infinite; }
.float-2 { width: 250px; height: 250px; bottom: 10%; left: -3%; animation: floatB 10s ease-in-out infinite; }
.float-3 { width: 180px; height: 180px; top: 40%; right: 20%; animation: floatC 14s ease-in-out infinite; }

@keyframes floatA { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-20px, 30px); } }
@keyframes floatB { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(15px, -25px); } }
@keyframes floatC { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-10px, -20px); } }

/* ============================================================
   MARQUEE BAND
   ============================================================ */
.marquee-band {
    background: var(--marquee-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 18px 0;
    overflow: hidden;
    transition: background-color var(--transition-theme);
}

.marquee-track {
    display: flex;
    align-items: center;
    gap: 0;
    white-space: nowrap;
    animation: marqueeScroll 30s linear infinite;
    width: max-content;
}

.marquee-text {
    font-family: var(--font-heading);
    font-size: clamp(0.85rem, 1.5vw, 1.1rem);
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--text-tertiary);
    padding: 0 16px;
    transition: color var(--transition-theme);
}

.marquee-dot {
    color: var(--accent-primary);
    font-size: 0.6rem;
    padding: 0 8px;
}

@keyframes marqueeScroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: start;
}

.about-photo {
    position: relative;
}

.about-photo-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 3/4;
    position: relative;
    z-index: 1;
}

.about-photo-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.8s ease;
}

.about-photo:hover .about-photo-wrapper img {
    transform: scale(1.04);
}

.about-photo-accent {
    position: absolute;
    bottom: -12px;
    right: -12px;
    width: 60%;
    height: 60%;
    border-radius: var(--radius-lg);
    background: var(--accent-gradient);
    opacity: 0.15;
    z-index: 0;
}

.about-content {
    padding-top: 20px;
}

.about-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-text strong {
    color: var(--accent-primary);
    font-weight: 600;
}

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

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
}

/* ============================================================
   SKILLS SECTION
   ============================================================ */
.skills {
    background: var(--bg-secondary);
    transition: background-color var(--transition-theme);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.skill-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--brand-color, var(--accent-primary));
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.skill-card:hover {
    background: var(--bg-surface-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

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

.skill-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all var(--transition-medium);
}

.skill-card:hover .skill-icon {
    border-color: var(--brand-color, var(--accent-primary));
    box-shadow: 0 0 20px color-mix(in srgb, var(--brand-color, var(--accent-primary)) 25%, transparent);
}

.skill-name {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.skill-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.skill-bar {
    width: 100%;
    height: 3px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.skill-bar-fill {
    height: 100%;
    width: 0;
    background: var(--brand-color, var(--accent-primary));
    border-radius: 4px;
    transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s;
}

.skill-card.revealed .skill-bar-fill {
    width: var(--fill-width, 80%);
}

/* ============================================================
   PORTFOLIO SECTION
   ============================================================ */
.portfolio-filter {
    display: flex;
    gap: 8px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border-radius: 100px;
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.filter-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.filter-btn.active {
    color: #fff;
    background: var(--accent-gradient);
    border-color: transparent;
    box-shadow: 0 4px 16px var(--accent-glow);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-medium);
    aspect-ratio: 16 / 10;
}

.portfolio-item.item-large {
    grid-column: span 2;
}

.portfolio-item.hidden {
    opacity: 0;
    transform: scale(0.9);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.item-image-wrap {
    width: 100%;
    height: 100%;
}

.item-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item:hover .item-image-wrap img {
    transform: scale(1.06);
}

.item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.2) 40%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px;
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.portfolio-item:hover .item-overlay {
    opacity: 1;
}

.item-category {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent-secondary);
    margin-bottom: 8px;
}

.item-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.item-desc {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.6);
}

/* Video Portfolio Items */
.video-item {
    cursor: default;
}

.video-link {
    display: block;
    width: 100%;
    height: 100%;
}

.video-placeholder {
    width: 100%;
    height: 100%;
    background: var(--video-gradient);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    position: relative;
    transition: all var(--transition-medium);
}

.video-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(232, 99, 74, 0.1));
    transition: opacity var(--transition-medium);
    opacity: 0;
}

.video-item:hover .video-placeholder::before {
    opacity: 1;
}

.video-play-btn {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 8px 32px var(--accent-glow);
    transition: all var(--transition-medium);
}

.video-item:hover .video-play-btn {
    transform: scale(1.1);
    box-shadow: 0 12px 40px var(--accent-glow);
}

.video-play-btn svg {
    margin-left: 3px;
}

.video-info {
    text-align: center;
}

.video-info .item-category {
    margin-bottom: 6px;
}

.video-info .item-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.video-info .item-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact {
    background: var(--bg-secondary);
    transition: background-color var(--transition-theme);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: center;
}

.contact-title {
    margin-bottom: 16px;
}

.contact-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 480px;
}

.contact-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-whatsapp {
    background: #25d366;
    color: #fff;
    padding: 14px 28px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: #20bd5a;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.35);
}

.btn-cv {
    border: 1.5px solid var(--border-hover);
    color: var(--text-primary);
    background: var(--bg-surface);
    padding: 14px 28px;
}

.btn-cv:hover {
    background: var(--bg-surface-hover);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* Contact Card */
.contact-visual {
    display: flex;
    justify-content: center;
}

.contact-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    max-width: 320px;
    width: 100%;
    transition: all var(--transition-medium);
}

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

.contact-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    object-position: center top;
}

.contact-card-info {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: center;
}

.contact-card-info strong {
    font-family: var(--font-heading);
    font-size: 1.1rem;
}

.contact-card-info span {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.contact-card-info span:last-child {
    color: var(--accent-primary);
    font-weight: 500;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    transition: border-color var(--transition-theme);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-copy {
    font-size: 0.82rem;
    color: var(--text-tertiary);
}

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

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

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

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.94);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-medium);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.lightbox.active {
    opacity: 1;
    pointer-events: all;
}

.lightbox-content {
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
    transition: transform var(--transition-medium);
}

.lightbox.active .lightbox-content img {
    animation: lightboxZoom 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes lightboxZoom {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: all var(--transition-fast);
    z-index: 10;
}

.lightbox-close:hover {
    color: #fff;
    background: rgba(255,255,255,0.2);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
    transition: all var(--transition-fast);
    z-index: 10;
}

.lightbox-nav:hover {
    color: #fff;
    background: rgba(255,255,255,0.18);
}

.lightbox-prev { left: 24px; }
.lightbox-next { right: 24px; }

.lightbox-counter {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: rgba(255,255,255,0.5);
    letter-spacing: 0.1em;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 24px;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    pointer-events: all;
    animation: toastIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    max-width: 400px;
}

.toast.toast-exit {
    animation: toastOut 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: #f5a623;
}

.toast-message {
    font-size: 0.88rem;
    color: var(--text-primary);
    line-height: 1.5;
}

.toast-message strong {
    color: var(--accent-primary);
}

@keyframes toastIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes toastOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

/* ============================================================
   VIDEO MODAL
   ============================================================ */
.video-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.94);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-medium);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.video-modal.active {
    opacity: 1;
    pointer-events: all;
}

.video-modal-content {
    width: 90vw;
    max-width: 1200px;
    height: 70vh;
    max-height: 800px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
    transform: scale(0.95);
    opacity: 0;
    transition: all var(--transition-medium);
}

.video-modal.active .video-modal-content {
    transform: scale(1);
    opacity: 1;
}

.video-modal-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: #000;
}

.video-modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: all var(--transition-fast);
    z-index: 10;
}

.video-modal-close:hover {
    color: #fff;
    background: rgba(255,255,255,0.2);
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 1100px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .portfolio-item.item-large {
        grid-column: span 2;
    }
}

@media (max-width: 900px) {
    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 2;
    }

    .hero-image {
        order: 1;
        max-width: 340px;
        margin: 0 auto;
    }

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

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

    .hero-image-badge {
        right: -8px;
        bottom: -8px;
    }

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

    .about-photo {
        max-width: 360px;
        margin: 0 auto;
    }

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

    .contact-visual {
        order: -1;
    }

    .contact-card {
        max-width: 280px;
    }

    .portfolio-item.item-large {
        grid-column: span 1;
    }
}

@media (max-width: 640px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }

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

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-brand {
        flex-direction: column;
        gap: 8px;
    }

    .lightbox-prev { left: 12px; }
    .lightbox-next { right: 12px; }

    .lightbox-nav {
        width: 40px;
        height: 40px;
    }

    .toast-container {
        left: 16px;
        right: 16px;
        bottom: 16px;
    }

    .toast {
        max-width: 100%;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .contact-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .contact-actions .btn {
        justify-content: center;
    }
}