/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
    --bg:           #0a0e1a;
    --bg-alt:       #0d1220;
    --surface:      #111827;
    --surface-2:    #182038;
    --border:       rgba(255, 255, 255, 0.07);
    --border-hover: rgba(56, 189, 248, 0.35);

    --text-1:       #e2e8f0;
    --text-2:       #94a3b8;
    --text-3:       #64748b;

    --accent-1:     #38bdf8;
    --accent-2:     #818cf8;
    --accent-green: #4ade80;
    --accent-grad:  linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --nav-h:        68px;
    --radius-sm:    6px;
    --radius-md:    12px;
    --radius-lg:    20px;
    --radius-xl:    28px;

    --shadow-card:  0 2px 16px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 8px 40px rgba(56, 189, 248, 0.12);

    --ease:         cubic-bezier(0.4, 0, 0.2, 1);
    --duration:     0.25s;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-h);
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--text-1);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--accent-1); text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
strong { font-weight: 700; }
em { font-style: normal; }

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-1);
    margin-bottom: 10px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--text-1);
    line-height: 1.2;
}

.section-sub {
    margin-top: 14px;
    font-size: 1rem;
    color: var(--text-2);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    transition: all var(--duration) var(--ease);
    white-space: nowrap;
    cursor: pointer;
}

.btn-primary {
    background: var(--accent-grad);
    color: #fff;
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0);
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(56, 189, 248, 0.35);
}

.btn-outline {
    border: 1px solid var(--border-hover);
    color: var(--accent-1);
    background: transparent;
}

.btn-outline:hover {
    background: rgba(56, 189, 248, 0.08);
    border-color: var(--accent-1);
}

.btn-sm {
    padding: 9px 18px;
    font-size: 0.875rem;
}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

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

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-h);
    transition: background var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.navbar.scrolled {
    background: rgba(10, 14, 26, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 var(--border);
}

.nav-container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-1);
    letter-spacing: -0.03em;
    text-decoration: none;
    transition: color var(--duration) var(--ease);
}

.nav-logo:hover { color: var(--accent-1); }

.nav-logo-dot { color: var(--accent-1); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-links a {
    padding: 7px 13px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-2);
    transition: color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-1);
    background: rgba(255, 255, 255, 0.06);
}

.nav-links .nav-cta {
    margin-left: 8px;
    padding: 7px 16px;
    background: var(--accent-grad);
    color: #fff !important;
    border-radius: var(--radius-sm);
}

.nav-links .nav-cta:hover {
    opacity: 0.88;
    background: var(--accent-grad);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: background var(--duration) var(--ease);
}

.hamburger:hover { background: var(--surface); }

.hamburger span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--text-1);
    border-radius: 2px;
    transition: transform 0.3s var(--ease), opacity 0.2s;
}

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--nav-h) + 60px) 0 80px;
    overflow: hidden;
    background: var(--bg);
}

/* Background orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    pointer-events: none;
    will-change: transform;
}

.hero-orb-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    left: -100px;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.18) 0%, transparent 70%);
    animation: orbFloat 12s ease-in-out infinite;
}

.hero-orb-2 {
    width: 500px;
    height: 500px;
    bottom: -100px;
    right: -100px;
    background: radial-gradient(circle, rgba(129, 140, 248, 0.16) 0%, transparent 70%);
    animation: orbFloat 16s ease-in-out infinite reverse;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0); }
    50%       { transform: translate(30px, -30px); }
}

/* Dot grid overlay */
.hero-dot-grid {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 32px 32px;
    opacity: 0.25;
    pointer-events: none;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 64px;
    align-items: center;
}

/* Text side */
.hero-availability {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border: 1px solid rgba(74, 222, 128, 0.3);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-green);
    margin-bottom: 20px;
    background: rgba(74, 222, 128, 0.06);
}

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

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.5); }
    50%       { box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
}

.hero-text h1 {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 20px;
}

.hero-greeting {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-2);
}

.hero-name {
    font-size: clamp(2.2rem, 6vw, 3.8rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-role {
    font-size: clamp(1.2rem, 3vw, 1.65rem);
    font-weight: 300;
    color: var(--text-1);
    letter-spacing: -0.01em;
}

.hero-role em {
    font-weight: 700;
    color: var(--accent-1);
}

.hero-sub {
    font-size: 1.05rem;
    color: var(--text-2);
    line-height: 1.7;
    max-width: 540px;
    margin-bottom: 24px;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
}

.hero-tag {
    padding: 5px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-2);
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 24px;
}

.hero-stat:first-child { padding-left: 0; }

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-3);
    font-weight: 500;
}

.hero-stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

/* Photo side */
.hero-visual {
    position: relative;
    flex-shrink: 0;
}

.hero-photo-ring {
    position: absolute;
    inset: -12px;
    border-radius: var(--radius-xl);
    background: var(--accent-grad);
    opacity: 0.2;
    filter: blur(24px);
    pointer-events: none;
}

.hero-photo-glow {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(56, 189, 248, 0.2);
    pointer-events: none;
}

.hero-photo {
    position: relative;
    z-index: 1;
    width: 320px;
    height: auto;
    border-radius: var(--radius-xl);
    border: 2px solid rgba(255, 255, 255, 0.1);
    object-fit: cover;
    box-shadow: var(--shadow-card);
}

.hero-photo-badges {
    position: absolute;
    z-index: 2;
}

.photo-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 12px;
    background: rgba(13, 18, 32, 0.88);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-1);
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.photo-badge-aws { top: 20px; right: -40px; animation: badgeFloat 4s ease-in-out infinite; }
.photo-badge-k8s { bottom: 80px; right: -50px; animation: badgeFloat 5s ease-in-out infinite 0.5s; }
.photo-badge-tf  { bottom: 20px; left: -40px; animation: badgeFloat 4.5s ease-in-out infinite 1s; }

@keyframes badgeFloat {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-6px); }
}

/* Scroll indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--accent-1), transparent);
    animation: scrollFade 2s ease-in-out infinite;
}

@keyframes scrollFade {
    0%, 100% { opacity: 0.8; transform: scaleY(1) translateY(0); }
    50%       { opacity: 0.3; transform: scaleY(0.6) translateY(8px); }
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 48px;
    align-items: start;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--text-2);
    line-height: 1.75;
    margin-bottom: 20px;
}

.about-text p:last-child { margin-bottom: 0; }
.about-text strong { color: var(--text-1); font-weight: 600; }

.about-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    position: sticky;
    top: calc(var(--nav-h) + 24px);
}

.about-card-title {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 18px;
}

.about-facts {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.about-facts li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
    color: var(--text-2);
}

.about-facts li svg {
    flex-shrink: 0;
    color: var(--accent-1);
}

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

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.skill-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-grad);
    opacity: 0;
    transition: opacity var(--duration) var(--ease);
}

.skill-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

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

.skill-card-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: rgba(56, 189, 248, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--accent-1);
    transition: background var(--duration) var(--ease);
}

.skill-card:hover .skill-card-icon {
    background: rgba(56, 189, 248, 0.18);
}

.skill-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 10px;
}

.skill-card p {
    font-size: 0.92rem;
    color: var(--text-2);
    line-height: 1.65;
    margin-bottom: 18px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.skill-tags span {
    padding: 3px 10px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-3);
}

/* ============================================================
   TOOLCHAIN
   ============================================================ */
.tools { background: var(--bg-alt); }

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 20px;
}

.tool-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: default;
    transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.tool-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 6px 24px rgba(56, 189, 248, 0.1);
}

.tool-item img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    opacity: 0.7;
    transition: opacity var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.tool-item:hover img {
    opacity: 1;
    transform: scale(1.1);
}

.tool-item span {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-3);
    text-align: center;
    line-height: 1.3;
    transition: color var(--duration) var(--ease);
}

.tool-item:hover span { color: var(--text-2); }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects { background: var(--bg); }

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

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--accent-grad);
    opacity: 0;
    transition: opacity var(--duration) var(--ease);
}

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

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

.project-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.project-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: rgba(56, 189, 248, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-1);
}

.project-year {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-3);
}

.project-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-1);
    line-height: 1.3;
}

.project-card p {
    font-size: 0.9rem;
    color: var(--text-2);
    line-height: 1.65;
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
}

.project-tags span {
    padding: 3px 9px;
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent-1);
}

/* ============================================================
   EXPERIENCE
   ============================================================ */
.experience { background: var(--bg-alt); }

.timeline {
    max-width: 780px;
    margin: 0 auto;
    position: relative;
    padding-left: 36px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--accent-1), transparent);
    opacity: 0.35;
}

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

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

.timeline-dot {
    position: absolute;
    left: -33px;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--bg-alt);
    border: 2px solid var(--accent-1);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.timeline-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    transition: border-color var(--duration) var(--ease);
}

.timeline-content:hover { border-color: var(--border-hover); }

.timeline-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.timeline-header h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-1);
}

.timeline-badge {
    padding: 2px 10px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent-1);
}

.timeline-meta {
    font-size: 0.85rem;
    color: var(--text-3);
    margin-bottom: 14px;
}

.timeline-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-left: 0;
}

.timeline-list li {
    font-size: 0.9rem;
    color: var(--text-2);
    line-height: 1.55;
    padding-left: 16px;
    position: relative;
}

.timeline-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-1);
    opacity: 0.6;
}

/* ============================================================
   CERTIFICATIONS
   ============================================================ */
.certs { background: var(--bg); }

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

.cert-card {
    display: flex;
    align-items: center;
    gap: 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px 24px;
    transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.cert-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.cert-logo {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    background: var(--surface-2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
}

.cert-logo img { width: 36px; height: 36px; object-fit: contain; }

.cert-body { min-width: 0; }

.cert-body h3 {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--text-1);
    line-height: 1.3;
    margin-bottom: 4px;
}

.cert-issuer {
    font-size: 0.78rem;
    color: var(--text-3);
    margin-bottom: 4px;
}

.cert-level {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(129, 140, 248, 0.1);
    border: 1px solid rgba(129, 140, 248, 0.25);
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent-2);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 48px;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 14px;
}

.contact-info > p {
    font-size: 0.95rem;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 28px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-2);
}

.contact-details li svg {
    flex-shrink: 0;
    color: var(--accent-1);
}

/* Form */
.contact-form-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.contact-form { display: flex; flex-direction: column; gap: 18px; }

.form-field { display: flex; flex-direction: column; gap: 6px; }

.form-field label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-2);
}

.form-field input,
.form-field textarea {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font-family: var(--font);
    font-size: 0.95rem;
    color: var(--text-1);
    line-height: 1.5;
    transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
    outline: none;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: var(--text-3);
}

.form-field input:focus,
.form-field textarea:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.12);
}

.form-field textarea {
    resize: vertical;
    min-height: 130px;
}

/* Honeypot */
.hp {
    position: absolute !important;
    left: -9999px !important;
    top: auto !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-submit-row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.form-status {
    font-size: 0.88rem;
    color: var(--text-2);
    min-height: 1.2em;
}

/* Override Cloudflare Turnstile iframe sizing */
.cf-turnstile > iframe {
    border-radius: var(--radius-sm) !important;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 24px 0;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-copy {
    font-size: 0.85rem;
    color: var(--text-3);
}

.footer-link {
    font-size: 0.85rem;
    color: var(--text-3);
    text-decoration: underline;
    transition: color var(--duration) var(--ease);
}

.footer-link:hover { color: var(--text-2); }

/* ============================================================
   IMPRESSUM PAGE
   ============================================================ */
.impressum-page {
    min-height: 100vh;
    padding: calc(var(--nav-h) + 60px) 0 80px;
    background: var(--bg);
}

.impressum-page h1 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-1);
    margin-bottom: 32px;
}

.impressum-page h2 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-1);
    margin: 28px 0 10px;
}

.impressum-page p {
    font-size: 0.95rem;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 12px;
}

.impressum-page a {
    color: var(--accent-1);
    text-decoration: underline;
}

.impressum-page a:hover { color: var(--text-1); }

.impressum-page .back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 40px;
    font-size: 0.9rem;
    color: var(--accent-1);
    text-decoration: none;
}

.impressum-page .back-link:hover { text-decoration: underline; }

/* ============================================================
   RESPONSIVE – TABLET (≤ 960px)
   ============================================================ */
@media (max-width: 960px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        display: none;
    }

    .hero-availability,
    .hero-tags,
    .hero-actions,
    .hero-stats {
        justify-content: center;
    }

    .hero-sub { margin-left: auto; margin-right: auto; }

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

    .about-card { position: static; }

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

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

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

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

/* ============================================================
   RESPONSIVE – MOBILE (≤ 640px)
   ============================================================ */
@media (max-width: 640px) {
    .section { padding: 72px 0; }

    .hamburger { display: flex; }

    .nav-links {
        position: fixed;
        top: var(--nav-h);
        left: 0;
        right: 0;
        background: rgba(10, 14, 26, 0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px 24px;
        gap: 4px;
        transform: translateY(-110%);
        transition: transform 0.3s var(--ease);
        border-bottom: 1px solid var(--border);
    }

    .nav-links.open {
        transform: translateY(0);
    }

    .nav-links a {
        padding: 12px 16px;
        font-size: 1rem;
    }

    .nav-links .nav-cta {
        margin-left: 0;
        margin-top: 8px;
        text-align: center;
    }

    .hero {
        padding: calc(var(--nav-h) + 48px) 0 64px;
    }

    .hero-stat { padding: 0 14px; }

    .hero-stats { gap: 0; }

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

    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(85px, 1fr));
        gap: 12px;
    }

    .timeline { padding-left: 28px; }
    .timeline-dot { left: -25px; }

    .contact-form-wrap { padding: 24px; }

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

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .hero-orb, .availability-dot, .photo-badge, .scroll-line { animation: none; }
    * { transition-duration: 0.01ms !important; }
}