/* ============================================================
   KWESI HAMMAH — PORTFOLIO DESIGN SYSTEM
   Dark + teal identity, glassmorphism, fluid type
   ============================================================ */

/* ============================================
   TOKENS
   ============================================ */
:root {
    /* Surfaces */
    --bg-deep: #0C0E11;
    --bg-primary: #111316;
    --bg-secondary: #16191E;
    --bg-tertiary: #2A2D35;
    --bg-card: #1A1D24;

    /* Text */
    --text-primary: #F0F4F8;
    --text-secondary: #A8B0BE;
    --text-muted: #6B7280;

    /* Accent family */
    --accent: #00D4AA;
    --accent-2: #4DFFDF;
    --accent-deep: #00A88A;
    --accent-hover: #00E8BB;
    --accent-glow: rgba(0, 212, 170, 0.15);
    --accent-glow-strong: rgba(0, 212, 170, 0.3);
    --accent-glow-subtle: rgba(0, 212, 170, 0.06);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    --gradient-title: linear-gradient(135deg, var(--text-primary) 0%, #9CA3AF 100%);

    /* Borders */
    --border: #2A2D35;
    --border-light: #353840;

    /* Glass */
    --glass-bg: rgba(26, 29, 36, 0.55);
    --glass-bg-strong: rgba(17, 19, 22, 0.78);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.04);

    /* Shadows */
    --shadow-card: 0 2px 4px rgba(0, 0, 0, 0.2), 0 12px 32px rgba(0, 0, 0, 0.35);
    --shadow-card-hover: 0 4px 8px rgba(0, 0, 0, 0.25), 0 24px 64px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 0 80px -20px var(--accent-glow-strong);

    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --fs-hero: clamp(2.4rem, 1rem + 6.2vw, 5.5rem);
    --fs-h2: clamp(2rem, 1.3rem + 2.6vw, 3.25rem);
    --fs-h3: clamp(1.15rem, 1rem + 0.6vw, 1.5rem);
    --fs-body: clamp(1rem, 0.96rem + 0.18vw, 1.1rem);

    /* Rhythm */
    --section-pad: clamp(5rem, 9vw, 8.5rem);
    --transition: 250ms ease;
    --transition-slow: 400ms ease;
    --radius: 14px;
    --radius-sm: 9px;
    --radius-lg: 22px;
    --max-width: 1200px;
}

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

html {
    scrollbar-width: thin;
    scrollbar-color: var(--accent) var(--bg-secondary);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

::selection {
    background: var(--accent);
    color: var(--bg-primary);
}

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

/* Grain overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.035;
    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='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

main { position: relative; z-index: 1; }

/* ============================================
   AURORA BACKGROUND
   ============================================ */
.aurora {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}
.aurora-blob {
    position: absolute;
    border-radius: 50%;
    will-change: transform;
}
.aurora-blob-1 {
    width: 60vw;
    height: 60vw;
    top: -25vw;
    left: -15vw;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.07) 0%, rgba(0, 212, 170, 0.025) 40%, transparent 68%);
}
.aurora-blob-2 {
    width: 50vw;
    height: 50vw;
    top: 35%;
    right: -20vw;
    background: radial-gradient(circle, rgba(0, 168, 138, 0.06) 0%, rgba(77, 255, 223, 0.02) 45%, transparent 70%);
}
.aurora-blob-3 {
    width: 55vw;
    height: 55vw;
    bottom: -25vw;
    left: 10vw;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.05) 0%, rgba(0, 212, 170, 0.018) 45%, transparent 70%);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--text-primary);
    line-height: 1.15;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--text-primary); }
a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 2px;
}

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

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

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

.section {
    padding: var(--section-pad) 0;
    position: relative;
}
.section-alt {
    background: linear-gradient(180deg, transparent 0%, rgba(22, 25, 30, 0.7) 8%, rgba(22, 25, 30, 0.7) 92%, transparent 100%);
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 14px;
    display: inline-block;
    position: relative;
    padding-bottom: 8px;
}
.section-label::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 32px;
    height: 2px;
    background: var(--gradient-accent);
    border-radius: 2px;
}

.section-title {
    font-size: var(--fs-h2);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
    background: var(--gradient-title);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    max-width: 600px;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

/* ============================================
   GLASS UTILITIES
   ============================================ */
.glass,
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
}
@supports (backdrop-filter: blur(16px)) or (-webkit-backdrop-filter: blur(16px)) {
    .glass,
    .glass-card {
        background: var(--glass-bg);
        -webkit-backdrop-filter: blur(16px);
        backdrop-filter: blur(16px);
    }
}
.glass-card {
    border-radius: var(--radius);
    box-shadow: var(--shadow-card), inset 0 1px 0 var(--glass-highlight);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 34px;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition-slow);
    border: none;
    position: relative;
    overflow: hidden;
    will-change: transform;
}
.btn-primary {
    background: var(--gradient-accent);
    color: var(--bg-primary);
}
.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-2) 0%, var(--accent) 100%);
    opacity: 0;
    transition: opacity var(--transition);
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary > * { position: relative; z-index: 1; }
.btn-primary:hover {
    color: var(--bg-primary);
    box-shadow: 0 0 40px rgba(0, 212, 170, 0.35);
}
.btn-ghost {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}
.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 30px rgba(0, 212, 170, 0.12);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: padding var(--transition);
}
.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow), padding var(--transition-slow);
    border: 1px solid transparent;
    border-radius: 100px;
    padding: 10px 24px;
}
.navbar.scrolled { padding: 10px 0; }
.navbar.scrolled .container {
    background: var(--glass-bg-strong);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-color: var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35), inset 0 1px 0 var(--glass-highlight);
}
.nav-logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    display: inline-block;
}
.nav-logo span { color: var(--accent); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}
.nav-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    padding-bottom: 4px;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    border-radius: 2px;
    transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}
.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.nav-overlay.active { opacity: 1; }

/* ============================================
   HERO
   ============================================ */
.hero {
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg canvas { width: 100%; height: 100%; }

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 900px;
    height: 900px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(0, 212, 170, 0.1) 0%, rgba(0, 212, 170, 0.03) 40%, transparent 70%);
    pointer-events: none;
    z-index: 1;
    will-change: transform;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
}

.hero-greeting {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 18px;
    display: block;
}
.hero-name {
    font-size: var(--fs-hero);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--text-primary) 0%, #C8D0DC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-name-accent {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-typewriter {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    color: var(--text-secondary);
    min-height: 2em;
    margin-bottom: 40px;
}
.hero-typewriter .cursor {
    display: inline-block;
    width: 3px;
    height: 1.2em;
    background: var(--accent);
    margin-left: 4px;
    vertical-align: text-bottom;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-proof {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: clamp(20px, 4vw, 44px);
    flex-wrap: wrap;
    padding: 18px 36px;
    border-radius: 100px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
}
@supports (backdrop-filter: blur(16px)) {
    .hero-proof {
        background: rgba(26, 29, 36, 0.4);
        -webkit-backdrop-filter: blur(16px);
        backdrop-filter: blur(16px);
    }
}
.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}
.hero-stat-value {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
}
.hero-stat-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-indicator {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.scroll-indicator-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--text-muted);
}
.scroll-indicator-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(180deg, var(--accent), transparent);
    position: relative;
    overflow: hidden;
}

/* ============================================
   TRUSTED BY STRIP
   ============================================ */
.trusted-strip {
    padding: 48px 0;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    position: relative;
    z-index: 1;
}
.trusted-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 32px;
}
.trusted-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.55;
    transition: opacity var(--transition);
    white-space: nowrap;
}
.trusted-logo:hover { opacity: 1; }
.trusted-logo-icon {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}
.trusted-logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 3px;
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 64px;
    align-items: start;
}
.about-photo {
    width: 300px;
    position: relative;
    margin-bottom: 60px;
}
.about-photo-frame {
    width: 100%;
    height: 360px;
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card), var(--shadow-glow);
}
.about-photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about-photo::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: calc(var(--radius) + 2px);
    padding: 2px;
    background: linear-gradient(135deg, var(--accent), rgba(77, 255, 223, 0.4) 40%, transparent 70%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    z-index: 2;
}

.about-code-decoration {
    position: absolute;
    bottom: -48px;
    left: 16px;
    right: -24px;
    padding: 14px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
    z-index: 3;
}
.about-code-decoration code {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    line-height: 1.6;
    display: block;
}
.about-code-decoration .code-accent { color: var(--accent); }
.about-code-decoration .code-string { color: #E9967A; }
.about-code-decoration .code-keyword { color: #C792EA; }

.about-text h3 {
    font-size: var(--fs-h3);
    margin-bottom: 16px;
}
.about-text p {
    margin-bottom: 28px;
}
.about-facts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.fact-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 22px;
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.fact-card:hover {
    border-color: rgba(0, 212, 170, 0.4);
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(0, 212, 170, 0.1);
}
.fact-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--accent-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.fact-icon svg { width: 20px; height: 20px; color: var(--accent); }
.fact-info { display: flex; flex-direction: column; }
.fact-value {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}
.fact-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 3px;
}

/* ============================================
   SKILLS
   ============================================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.skill-category {
    padding: 28px;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition-slow);
}
.skill-category:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 212, 170, 0.25);
    box-shadow: var(--shadow-card-hover), 0 0 60px -30px var(--accent-glow-strong);
}
.skill-category h3 {
    font-size: 1.1rem;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.skill-category h3 svg { width: 20px; height: 20px; color: var(--accent); }
.skill-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.skill-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(17, 19, 22, 0.6);
    border: 1px solid var(--border-light);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: border-color var(--transition), color var(--transition), box-shadow var(--transition), background var(--transition), transform var(--transition);
    cursor: default;
}
.skill-pill:hover {
    border-color: var(--accent);
    color: var(--text-primary);
    box-shadow: 0 0 20px rgba(0, 212, 170, 0.15);
    transform: translateY(-2px);
    background: rgba(0, 212, 170, 0.07);
}

/* ============================================
   PROJECTS
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
.project-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    transition: border-color 0.35s ease, box-shadow 0.45s ease;
    transform-style: preserve-3d;
    will-change: transform;
    box-shadow: var(--shadow-card);
}
.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 50%), rgba(0, 212, 170, 0.08), transparent 45%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.project-card:hover::before { opacity: 1; }
.project-card:hover {
    border-color: rgba(0, 212, 170, 0.35);
    box-shadow: var(--shadow-card-hover), 0 0 80px -30px var(--accent-glow-strong);
}
.project-number {
    position: absolute;
    top: 14px;
    right: 18px;
    z-index: 3;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-primary);
    background: rgba(12, 14, 17, 0.65);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    padding: 4px 14px;
}
.project-image {
    width: 100%;
    height: 220px;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}
.project-image::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(180deg, transparent 55%, var(--bg-card) 100%);
    pointer-events: none;
}
.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: relative;
    z-index: 1;
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}
.project-card:hover .project-image img { transform: scale(1.06); }
.project-body { padding: 26px; position: relative; z-index: 1; }
.project-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
    display: block;
}
.project-body h3 { font-size: 1.3rem; margin-bottom: 10px; }
.project-body p { font-size: 0.92rem; margin-bottom: 18px; color: var(--text-secondary); }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.project-tag {
    padding: 4px 12px;
    background: rgba(17, 19, 22, 0.6);
    border-radius: 100px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    border: 1px solid var(--border);
}
.project-links { display: flex; gap: 12px; }
.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.project-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow-subtle);
}
.project-link svg { width: 16px; height: 16px; }

/* ============================================
   TIMELINE / EXPERIENCE
   ============================================ */
.timeline {
    position: relative;
    padding-left: 44px;
    max-width: 820px;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
    border-radius: 2px;
}
.timeline-progress {
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), var(--accent-2));
    border-radius: 2px;
    transform-origin: top;
    transform: scaleY(0);
    box-shadow: 0 0 12px rgba(0, 212, 170, 0.4);
    z-index: 1;
}
.timeline-item {
    position: relative;
    margin-bottom: 56px;
}
.timeline-item:last-child { margin-bottom: 0; }
.timeline-dot {
    position: absolute;
    left: -44px;
    top: 6px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 3px solid var(--accent);
    z-index: 2;
    transition: box-shadow var(--transition);
}
.timeline-item:hover .timeline-dot {
    box-shadow: 0 0 12px rgba(0, 212, 170, 0.4), 0 0 24px rgba(0, 212, 170, 0.15);
}
.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 4px;
    display: inline-block;
}
.timeline-item h3 { font-size: 1.25rem; margin-bottom: 4px; }
.timeline-company {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 14px;
    display: block;
}
.timeline-item ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.timeline-item li {
    font-size: 0.92rem;
    padding-left: 20px;
    position: relative;
}
.timeline-item li::before {
    content: '\25B9';
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-wrapper { position: relative; }
.testimonials-track {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    padding: 8px 4px 24px;
    scroll-behavior: smooth;
}
.testimonials-track::-webkit-scrollbar { display: none; }

.testimonial-card {
    min-width: 360px;
    max-width: 420px;
    flex-shrink: 0;
    scroll-snap-align: start;
    padding: 32px;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition), box-shadow var(--transition-slow), transform var(--transition);
}
.testimonial-card:hover {
    border-color: rgba(0, 212, 170, 0.25);
    box-shadow: var(--shadow-card-hover), 0 0 60px -30px var(--accent-glow-strong);
    transform: translateY(-4px);
}
.testimonial-stars {
    display: flex;
    gap: 2px;
    margin-bottom: 16px;
}
.testimonial-stars svg {
    width: 16px;
    height: 16px;
    fill: var(--accent);
}
.testimonial-quote {
    font-size: 0.95rem;
    font-style: italic;
    color: var(--text-secondary);
    flex: 1;
    margin-bottom: 24px;
    position: relative;
    padding-top: 8px;
}
.testimonial-quote::before {
    content: '\201C';
    font-family: var(--font-display);
    font-size: 3.5rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.35;
    position: absolute;
    top: -22px;
    left: -4px;
    line-height: 1;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--accent-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--accent);
    font-size: 0.9rem;
    flex-shrink: 0;
    border: 1px solid rgba(0, 212, 170, 0.2);
}
.testimonial-name { font-weight: 700; color: var(--text-primary); font-size: 0.9rem; }
.testimonial-role { font-size: 0.8rem; color: var(--text-muted); }

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 28px;
}
.testimonial-nav-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.testimonial-nav-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow-subtle);
}
.testimonial-nav-btn svg { width: 18px; height: 18px; }
.testimonial-dots { display: flex; gap: 8px; }
.testimonial-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border);
    border: none;
    cursor: pointer;
    transition: background var(--transition), width var(--transition), box-shadow var(--transition);
    padding: 0;
}
.testimonial-dot.active {
    background: var(--accent);
    box-shadow: 0 0 8px rgba(0, 212, 170, 0.4);
    width: 24px;
    border-radius: 4px;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
    margin-top: 48px;
}
.contact-info h3 { font-size: var(--fs-h3); margin-bottom: 16px; }
.contact-info > p { margin-bottom: 32px; }
.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}
.contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition), background var(--transition);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-left: -14px;
}
.contact-link:hover {
    color: var(--accent);
    background: var(--accent-glow-subtle);
}
.contact-link svg { width: 20px; height: 20px; color: var(--accent); flex-shrink: 0; }

.availability-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(0, 212, 170, 0.08);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 500;
}
.availability-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #34D399;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 32px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); }
.form-group input,
.form-group textarea {
    padding: 14px 16px;
    background: rgba(12, 14, 17, 0.6);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    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);
    box-shadow: 0 0 0 3px var(--accent-glow), 0 0 24px rgba(0, 212, 170, 0.08);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group .form-error {
    font-size: 0.78rem;
    color: #F87171;
    display: none;
}
.form-group.error input,
.form-group.error textarea {
    border-color: #F87171;
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.15);
}
.form-group.error .form-error { display: block; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-success {
    padding: 16px 20px;
    background: rgba(0, 212, 170, 0.08);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: var(--radius-sm);
    color: var(--accent);
    font-size: 0.9rem;
    display: none;
    align-items: center;
    gap: 10px;
}
.form-success.visible { display: flex; }
.form-success svg { width: 20px; height: 20px; flex-shrink: 0; }
.form-submit { align-self: flex-start; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
    position: relative;
    z-index: 1;
    background: linear-gradient(180deg, transparent, rgba(12, 14, 17, 0.8));
}
.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-logo { font-size: 1.4rem; }
.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 12px;
    max-width: 300px;
    line-height: 1.6;
}
.footer-heading {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}
.footer-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-nav a {
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: color var(--transition);
}
.footer-nav a:hover { color: var(--accent); }

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}
.footer-social a {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition), border-color var(--transition), background var(--transition);
}
.footer-social a:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-glow-subtle);
}
.footer-social svg { width: 16px; height: 16px; }

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--accent); }

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--glass-bg-strong);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 900;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition), border-color var(--transition), color var(--transition);
}
.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.back-to-top:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}
.back-to-top svg { width: 20px; height: 20px; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 968px) {
    .about-grid { grid-template-columns: 1fr; gap: 40px; margin-top: 16px; }
    .about-photo { margin: 0 auto 44px; }
    .skills-grid { grid-template-columns: 1fr; gap: 20px; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .projects-grid { grid-template-columns: 1fr; }
    .footer-main { grid-template-columns: 1fr; gap: 32px; }
    .section-subtitle { max-width: 100%; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        height: 100dvh;
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        transition: right 0.35s ease;
        border-left: 1px solid var(--border);
        z-index: 999;
        border-radius: 0;
    }
    .nav-links.open { right: 0; }
    .nav-links a { font-size: 1.1rem; }
    .nav-toggle { display: flex; z-index: 1001; }
    .nav-overlay.active { display: block; }
    .navbar .container { border-radius: var(--radius); }
    .about-facts { grid-template-columns: 1fr; }
    .about-photo { margin-bottom: 56px; }
    .about-code-decoration { left: 0; right: 0; bottom: -44px; }
    .form-row { grid-template-columns: 1fr; }
    .testimonial-card { min-width: 300px; }
    .hero-proof { gap: 18px; padding: 16px 24px; border-radius: var(--radius); }
    .scroll-indicator { display: none; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
    .hero-name { letter-spacing: -1px; }
    .hero-ctas { flex-direction: column; align-items: center; }
    .btn { width: 100%; justify-content: center; }
    .hero-stat-value { font-size: 1.05rem; }
    .testimonial-card { min-width: 260px; padding: 20px; }
    .testimonial-quote { font-size: 0.88rem; }
    .trusted-logo { font-size: 0.8rem; gap: 8px; }
    .trusted-logo-icon { width: 28px; height: 28px; }
    .container { padding: 0 16px; }
    .about-photo { width: 250px; }
    .about-photo-frame { height: 310px; }
    .about-code-decoration code { font-size: 0.58rem; }
    .fact-card { padding: 14px 16px; }
    .fact-value { font-size: 1.1rem; }
    .contact-form { padding: 20px; }
    .contact-form .btn { align-self: stretch; }
    .skill-category { padding: 20px; }
}