/* ============================================================
   PORTFOLIO — style.css
   Modern dark theme with violet/cyan accent palette
   ============================================================ */

/* ===== CSS VARIABLES ===== */
:root {
    --bg-primary:    #050508;
    --bg-secondary:  #09090f;
    --bg-card:       #0e0e1a;
    --bg-card-hover: #131324;

    --accent:        #7c3aed;
    --accent-light:  #a855f7;
    --accent-cyan:   #06b6d4;
    --accent-grad:   linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #06b6d4 100%);

    --border:        rgba(124, 58, 237, 0.12);
    --border-hover:  rgba(124, 58, 237, 0.35);

    --text-primary:  #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted:    #475569;

    --font-sans:     'Inter', system-ui, sans-serif;
    --font-mono:     'Fira Code', monospace;

    --nav-h:         68px;
    --radius:        12px;
    --radius-lg:     20px;
    --transition:    all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow:        0 4px 24px rgba(0, 0, 0, 0.5);
    --shadow-accent: 0 8px 32px rgba(124, 58, 237, 0.25);
    --max-w:         1100px;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

/* ===== UTILITY ===== */
.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 24px;
}
.gradient-text {
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section {
    padding: 96px 0;
}
.section-header {
    text-align: center;
    margin-bottom: 64px;
}
.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-light);
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.2);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
}
.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}
.section-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 540px;
    margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 0.925rem;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

.btn-primary {
    background: var(--accent-grad);
    color: #fff;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.35);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(124, 58, 237, 0.5);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
    background: rgba(255,255,255,0.03);
}
.btn-ghost:hover {
    background: rgba(124, 58, 237, 0.08);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.btn-outline {
    color: var(--accent-light);
    border: 1px solid var(--border-hover);
    background: transparent;
}
.btn-outline:hover {
    background: rgba(124, 58, 237, 0.1);
    transform: translateY(-2px);
}

/* ===== AOS (scroll reveal) ===== */
[data-aos] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-aos].aos-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    z-index: 1000;
    transition: var(--transition);
}
.navbar.scrolled {
    background: rgba(5, 5, 8, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.nav-container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 32px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    color: var(--text-primary);
    transition: var(--transition);
}
.nav-logo:hover { opacity: 0.88; }

.logo-mark {
    border-radius: 9px;
    display: block;
    flex-shrink: 0;
}
.logo-wordmark {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    line-height: 1;
}
.logo-accent {
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}
.nav-link {
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}
.nav-cta { margin-left: 8px; padding: 9px 20px; font-size: 0.875rem; }
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    margin-left: auto;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-h) + 40px) 24px 80px;
    overflow: hidden;
    text-align: center;
}

/* Animated blobs */
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
    animation: floatBlob 8s ease-in-out infinite alternate;
}
.blob-1 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, #7c3aed, transparent 70%);
    top: -120px; left: -120px;
    animation-delay: 0s;
}
.blob-2 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, #06b6d4, transparent 70%);
    bottom: -80px; right: -80px;
    animation-delay: -3s;
}
.blob-3 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, #a855f7, transparent 70%);
    top: 40%; left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -6s;
}
@keyframes floatBlob {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, -30px) scale(1.08); }
}
.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(124, 58, 237, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124, 58, 237, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black, transparent);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(6, 182, 212, 0.08);
    border: 1px solid rgba(6, 182, 212, 0.2);
    color: var(--accent-cyan);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 28px;
}
.badge-dot {
    width: 8px; height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.25);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.25); }
    50%       { box-shadow: 0 0 0 7px rgba(6, 182, 212, 0.05); }
}

.hero-title {
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.04em;
    margin-bottom: 16px;
}
.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 24px;
    min-height: 2.2em;
}
.typed-text { color: var(--accent-light); font-weight: 600; }
.cursor {
    display: inline-block;
    color: var(--accent);
    animation: blink 1s step-end infinite;
    font-weight: 300;
    margin-left: 2px;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-description {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto 36px;
    line-height: 1.8;
}
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 40px;
    backdrop-filter: blur(10px);
    width: fit-content;
    margin: 0 auto;
}
.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 32px;
}
.stat-number {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1;
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-plus {
    font-size: 1.4rem;
    font-weight: 900;
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 2px;
}
.stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-top: 4px;
}
.stat-divider {
    width: 1px;
    height: 48px;
    background: var(--border);
    flex-shrink: 0;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.scroll-indicator {
    width: 22px; height: 36px;
    border: 1.5px solid var(--border-hover);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}
.scroll-dot {
    width: 4px; height: 8px;
    background: var(--accent-light);
    border-radius: 2px;
    animation: scrollDown 1.6s ease-in-out infinite;
}
@keyframes scrollDown {
    0%   { transform: translateY(0); opacity: 1; }
    80%  { transform: translateY(12px); opacity: 0; }
    100% { transform: translateY(0); opacity: 0; }
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
    align-items: center;
}
.about-image-col { position: relative; }
.about-image-wrapper {
    position: relative;
    width: fit-content;
    margin: 0 auto;
}
.about-image {
    width: 320px;
    height: 380px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border);
    position: relative;
    z-index: 1;
}
.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--text-muted);
    font-size: 0.85rem;
    background: linear-gradient(135deg, var(--bg-card), #1a1a2e);
}
.image-accent-ring {
    position: absolute;
    inset: -12px;
    border-radius: calc(var(--radius-lg) + 12px);
    border: 1px solid var(--border);
    z-index: 0;
}
.image-accent-ring::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: var(--accent-grad);
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask-composite: xor;
    -webkit-mask-composite: xor;
    opacity: 0.3;
}
.floating-badge {
    position: absolute;
    background: rgba(13, 13, 26, 0.9);
    border: 1px solid var(--border-hover);
    backdrop-filter: blur(10px);
    padding: 10px 16px;
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    z-index: 2;
    white-space: nowrap;
    box-shadow: var(--shadow);
}
.badge-left  { bottom: 24px; left: -32px; }
.badge-right { top: 24px; right: -32px; }

.about-content { }
.about-text {
    color: var(--text-secondary);
    margin-bottom: 18px;
    font-size: 1rem;
}
.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 28px 0 32px;
}
.highlight {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}
.highlight-icon { color: var(--accent); flex-shrink: 0; }
.about-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================================
   SKILLS
   ============================================================ */
/* ============================================================
   TECH STRIP MARQUEE
   ============================================================ */
.tech-strip {
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 18px 0;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
}
.tech-strip-track {
    display: flex;
    align-items: center;
    width: max-content;
    animation: marquee 40s linear infinite;
}
.tech-strip-track:hover { animation-play-state: paused; }
.ts-item {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 0 28px;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
    white-space: nowrap;
    border-right: 1px solid var(--border);
    transition: color 0.25s;
}
.ts-item:hover { color: var(--accent-light); }
.ts-item i { font-size: 1.3rem; line-height: 1; }
.ts-item .ts-emoji { font-size: 1.1rem; line-height: 1; }
@keyframes marquee {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ============================================================
   SKILLS
   ============================================================ */
.skills { background: var(--bg-primary); }

.skills-wrapper {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}
.skill-category:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-accent);
}
.category-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.category-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
}
.category-dot.backend    { background: #f97316; }
.category-dot.frontend   { background: #22c55e; }
.category-dot.frameworks { background: #a855f7; }
.category-dot.tools      { background: #06b6d4; }
.category-dot.design     { background: #ec4899; }
.category-dot.devops     { background: #06b6d4; }
.category-dot.apis       { background: #f59e0b; }
.category-dot.ai         { background: #10b981; }

/* Center a lone last card in a 3-col grid */
.skills-wrapper  > .skill-category:last-child:nth-child(3n+1)  { grid-column: 2; }
.services-grid   > article:last-child:nth-child(3n+1)          { grid-column: 2; }

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.skill-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border-radius: var(--radius);
    background: rgba(255,255,255,0.02);
    border: 1px solid transparent;
    transition: var(--transition);
}
.skill-item:hover {
    background: rgba(124, 58, 237, 0.06);
    border-color: var(--border);
}
.skill-devicon {
    font-size: 1.8rem;
    width: 32px;
    text-align: center;
    flex-shrink: 0;
}
.skill-emoji {
    font-size: 1.5rem;
    width: 32px;
    text-align: center;
    flex-shrink: 0;
}
.skill-name {
    flex: 1;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}
.skill-badge {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 100px;
}
.skill-badge.expert {
    background: rgba(124, 58, 237, 0.15);
    color: var(--accent-light);
    border: 1px solid rgba(124, 58, 237, 0.25);
}
.skill-badge.advanced {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-cyan);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--bg-secondary); }

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
}
.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-accent);
}
.service-card.featured {
    border-color: rgba(124, 58, 237, 0.4);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(6, 182, 212, 0.04));
}
.service-badge {
    position: absolute;
    top: -12px;
    left: 28px;
    background: var(--accent-grad);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 14px;
    border-radius: 100px;
}
.service-icon {
    font-size: 2.2rem;
    margin-bottom: 16px;
    display: block;
}
.service-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}
.service-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}
.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.service-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
}
.service-features li::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio { background: var(--bg-primary); }

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}
.filter-btn {
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.02);
    transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
    color: var(--text-primary);
    background: rgba(124, 58, 237, 0.12);
    border-color: var(--accent);
}
.filter-btn.active { color: var(--accent-light); }

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}
.portfolio-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}
.portfolio-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-accent);
}
.portfolio-card.hidden {
    display: none;
}

.portfolio-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--bg-secondary);
}
.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition);
}
.portfolio-placeholder.p1 { background: linear-gradient(135deg, #1a0533, #0d1a3a); }
.portfolio-placeholder.p2 { background: linear-gradient(135deg, #0d1a3a, #051a2a); }
.portfolio-placeholder.p3 { background: linear-gradient(135deg, #0a1a0a, #1a1a0a); }
.portfolio-placeholder.p4 { background: linear-gradient(135deg, #1a0d33, #1a0a1a); }
.portfolio-placeholder.p5 { background: linear-gradient(135deg, #0a1a1a, #051a1a); }
.portfolio-placeholder.p6 { background: linear-gradient(135deg, #1a1a05, #0a0d1a); }

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(5, 5, 8, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 16px;
    opacity: 0;
    transition: var(--transition);
    backdrop-filter: blur(4px);
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    color: #fff;
    padding: 8px 14px;
    border-radius: var(--radius);
    font-size: 0.8rem;
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
}
.portfolio-link:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: translateY(-2px);
}
.portfolio-link.link-demo {
    background: rgba(124, 58, 237, 0.2);
    border-color: rgba(124, 58, 237, 0.4);
}
.portfolio-link.link-demo:hover {
    background: var(--accent);
    border-color: var(--accent);
}

.portfolio-content { padding: 24px; }
.portfolio-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}
.tag {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--accent-light);
    background: rgba(124, 58, 237, 0.12);
    border: 1px solid rgba(124, 58, 237, 0.2);
    padding: 3px 10px;
    border-radius: 100px;
}
.portfolio-content h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.portfolio-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
}
.portfolio-cta {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.portfolio-cta p {
    color: var(--text-secondary);
    font-size: 1rem;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 64px;
    align-items: start;
}
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}
.contact-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.contact-item h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 4px;
}
.contact-item a, .contact-item span {
    font-size: 0.95rem;
    color: var(--text-secondary);
    transition: var(--transition);
}
.contact-item a:hover { color: var(--accent-light); }

.availability-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(34, 197, 94, 0.07);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: #22c55e;
    padding: 12px 18px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    margin-top: 8px;
}
.availability-badge .badge-dot {
    background: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}
.availability-badge--upgrade {
    background: rgba(6, 182, 212, 0.07);
    border-color: rgba(6, 182, 212, 0.2);
    color: #06b6d4;
}
.availability-badge--upgrade .badge-dot {
    background: #06b6d4;
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.2);
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2); }
    50%       { box-shadow: 0 0 0 7px rgba(34, 197, 94, 0.05); }
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}
.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.form-group input,
.form-group textarea {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition);
    resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(124, 58, 237, 0.04);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-note {
    margin-top: 12px;
    text-align: center;
    font-size: 0.875rem;
    min-height: 1.4em;
}
.form-note.success { color: #22c55e; }
.form-note.error   { color: #ef4444; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
    padding: 32px 0;
}
.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}
.footer-text {
    color: var(--text-muted);
    font-size: 0.875rem;
}
.footer-links {
    display: flex;
    gap: 24px;
}
.footer-links a {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: var(--transition);
}
.footer-links a:hover { color: var(--text-primary); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .skills-wrapper { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    :root { --nav-h: 60px; }
    .section { padding: 72px 0; }

    /* Nav */
    .nav-links {
        position: fixed;
        top: var(--nav-h);
        left: 0; right: 0;
        background: rgba(5, 5, 8, 0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: stretch;
        padding: 20px 24px 32px;
        border-bottom: 1px solid var(--border);
        gap: 4px;
        transform: translateY(-110%);
        transition: transform 0.3s ease;
        z-index: 999;
    }
    .nav-links.open { transform: translateY(0); }
    .nav-link { padding: 12px 16px; font-size: 1rem; }
    .nav-cta { display: none; }
    .hamburger { display: flex; }

    /* Hero */
    .hero-stats { padding: 20px 24px; }
    .stat { padding: 0 20px; }
    .stat-number { font-size: 1.7rem; }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .about-image { width: 260px; height: 300px; }
    .badge-left  { left: -16px; }
    .badge-right { right: -16px; }

    /* Skills */
    .skills-wrapper { grid-template-columns: 1fr; }

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

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

    /* Contact */
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form { padding: 28px 20px; }

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

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 16px;
        padding: 24px;
    }
    .stat-divider { width: 40px; height: 1px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .btn-lg { justify-content: center; }
    .about-actions { flex-direction: column; }
}