/* ============================================================
   Piotr Gorczewski — gorczewski.com
   ============================================================ */

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

:root {
    --bg:           #080D1A;
    --bg-card:      #0F1728;
    --bg-card-alt:  #141E30;
    --border:       rgba(255, 255, 255, 0.06);
    --border-accent: rgba(56, 189, 248, 0.25);

    --accent:       #38BDF8;
    --accent-2:     #818CF8;
    --accent-glow:  rgba(56, 189, 248, 0.12);
    --gradient:     linear-gradient(135deg, #38BDF8, #818CF8);

    --text:         #E2EBF8;
    --text-2:       #8B9EB5;
    --text-3:       #7A8BA2;

    --font-sans:    'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Space Grotesk', system-ui, sans-serif;

    --radius:       6px;
    --radius-lg:    12px;
    --max-w:        1180px;
    --section-py:   96px;
    --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    z-index: 1000;
    padding: 10px 16px;
    background: var(--accent);
    color: #04121F;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: top var(--transition);
}

.skip-link:focus { top: 12px; }

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation: none !important;
        transition: none !important;
    }
    .reveal { opacity: 1; transform: none; }
}

/* ---------- TYPOGRAPHY ---------- */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.8rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h4 { font-size: 1rem; font-weight: 600; }

.eyebrow {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

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

.section-title {
    color: var(--text);
    margin-bottom: 56px;
}

.section-title--light {
    color: #fff;
    margin-bottom: 56px;
}

/* ---------- LAYOUT ---------- */
.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px;
}

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

.section--dark {
    background: #050910;
}

.section--card {
    background: var(--bg-card);
}

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 32px;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1.5px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient);
    color: #fff;
    border-color: transparent;
}

.btn-primary:hover {
    opacity: 0.88;
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(56, 189, 248, 0.25);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border-color: var(--border-accent);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.btn--full { width: 100%; justify-content: center; }

/* ---------- TAGS / PILLS ---------- */
.tag {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--text-2);
    transition: var(--transition);
}

.tag:hover {
    border-color: rgba(56, 189, 248, 0.3);
    color: var(--accent);
}

.tag--ai {
    background: rgba(129, 140, 248, 0.08);
    border-color: rgba(129, 140, 248, 0.25);
    color: #A5B4FC;
}

.tag--ai:hover {
    border-color: rgba(129, 140, 248, 0.5);
    color: #C7D2FE;
}

/* ---------- SCROLL REVEAL ---------- */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

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

/* ---------- NAV ---------- */
#nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 900;
    transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}

#nav.scrolled {
    background: rgba(8, 13, 26, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px;
    height: 72px;
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.nav-logo-initials {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0;
    flex-shrink: 0;
}

.nav-logo-name {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 32px;
    margin-left: auto;
}

.nav-links a {
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-2);
    transition: color var(--transition);
}

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

.nav-cta {
    background: var(--accent-glow) !important;
    border: 1px solid var(--border-accent) !important;
    color: var(--accent) !important;
    padding: 8px 20px !important;
    border-radius: var(--radius) !important;
    letter-spacing: 0.08em;
}

.nav-cta:hover {
    background: rgba(56, 189, 248, 0.18) !important;
    color: #fff !important;
}

/* Language Toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.lang-sep {
    color: var(--text-3);
    font-size: 0.75rem;
}

.lang-btn {
    background: none;
    border: none;
    font-family: var(--font-sans);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-3);
    cursor: pointer;
    padding: 4px 2px;
    transition: color var(--transition);
}

.lang-btn.active { color: var(--accent); }
.lang-btn:hover { color: var(--text); }

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--text-2);
    transition: var(--transition);
}

/* ---------- HERO ---------- */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 72px; /* always clear the fixed nav */
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 64px 64px;
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 80px;
    align-items: center;
    padding-top: 28px;
    padding-bottom: 80px;
    width: 100%;
}

/* Hero Text */
.hero-text {
    animation: fadeUp 0.7s ease both;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-title {
    font-size: inherit;
    margin-bottom: 1.5rem;
    animation: fadeUp 0.6s ease 0.1s both;
}

.hero-name {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 5.6vw, 4.25rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}

.hero-name-first {
    color: var(--text);
}

.hero-name-last {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-headline {
    display: block;
    max-width: 640px;
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -0.01em;
    color: var(--text);
}

.hero-sub {
    font-size: 1.05rem;
    color: var(--text-2);
    max-width: 580px;
    line-height: 1.75;
    margin-bottom: 1.75rem;
    animation: fadeUp 0.6s ease 0.2s both;
}

.hero-highlights {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 2.25rem;
    animation: fadeUp 0.6s ease 0.3s both;
}

.hero-highlights li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
    background: var(--bg-card);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
}

.hero-highlights li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
    animation: fadeUp 0.6s ease 0.4s both;
}

.hero-links {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    animation: fadeUp 0.6s ease 0.5s both;
}

.hero-link {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.82rem;
    color: var(--text-2);
    transition: color var(--transition);
}

.hero-link:hover { color: var(--accent); }

.hero-link--static { cursor: default; }
.hero-link--static:hover { color: var(--text-2); }

/* Hero Visual */
.hero-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    animation: fadeUp 0.7s ease 0.3s both;
}

.hero-photo-wrap {
    position: relative;
    width: 280px;
    height: 280px;
    flex-shrink: 0;
}

.hero-photo {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    border: 2px solid var(--border);
    box-shadow: 0 0 0 1px var(--border);
    transition: box-shadow var(--transition);
}

.hero-photo-wrap:hover .hero-photo {
    box-shadow: 0 0 0 1px var(--border-accent);
}

.hero-photo-badge {
    position: absolute;
    bottom: 12px;
    right: 0;
    background: var(--bg-card-alt);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius);
    padding: 6px 12px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.hero-photo-badge span {
    display: block;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.1em;
}

.hero-photo-badge small {
    display: block;
    font-size: 0.6rem;
    color: var(--text-3);
    letter-spacing: 0.08em;
    /* text-transform: uppercase; */
    margin-top: 1px;
}

/* Scroll cue */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-scroll-line {
    display: block;
    width: 1px;
    height: 52px;
    background: linear-gradient(to bottom, transparent, rgba(56, 189, 248, 0.5));
    animation: scrollPulse 2.5s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50%       { opacity: 1;   transform: scaleY(1.15); }
}

/* ---------- ABOUT ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 56px;
    align-items: start;
}

.about-main,
.about-aside {
    display: flex;
    flex-direction: column;
}

.about-main { gap: 20px; }
.about-aside { gap: 32px; }

.strength-card--direction {
    border-color: rgba(129, 140, 248, 0.2);
    background: rgba(129, 140, 248, 0.03);
}

.about-strengths {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.strength-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 28px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.strength-card:hover {
    border-color: var(--border-accent);
    box-shadow: 0 4px 24px rgba(56, 189, 248, 0.06);
}

.strength-icon {
    font-size: 1.4rem;
    margin-bottom: 12px;
    display: block;
}

.strength-card h3 {
    font-size: 1rem;
    color: var(--text);
    margin-bottom: 8px;
}

.strength-card p {
    font-size: 0.88rem;
    color: var(--text-2);
    line-height: 1.7;
}

/* About content */
.about-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-lead {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text);
}

.about-text {
    font-size: 0.93rem;
    line-height: 1.8;
    color: var(--text-2);
}

.about-languages-label,
.about-interests-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
}

.lang-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.lang-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
}

.lang-flag { font-size: 1.1rem; }
.lang-name { color: var(--text); flex: 1; }

.lang-level {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    padding: 2px 10px;
    border-radius: 100px;
}

.interests-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.interest-tag {
    font-size: 0.8rem;
    color: var(--text-2);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 5px 14px;
}

/* ---------- EXPERIENCE TIMELINE ---------- */
.timeline {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 108px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: linear-gradient(to bottom, transparent, rgba(56,189,248,0.3) 10%, rgba(56,189,248,0.3) 90%, transparent);
}

.timeline-item {
    display: grid;
    grid-template-columns: 108px 24px 1fr;
    gap: 0 24px;
    padding-bottom: 48px;
}

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

.timeline-marker {
    grid-column: 2;
    grid-row: 1;
    display: flex;
    justify-content: center;
    padding-top: 14px;
}

.timeline-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gradient);
    box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.12);
    flex-shrink: 0;
}

.timeline-dot--muted {
    background: var(--bg-card-alt);
    border: 1px solid var(--border);
    box-shadow: none;
}

.timeline-date {
    grid-column: 1;
    grid-row: 1;
    text-align: right;
    padding-top: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-3);
    letter-spacing: 0.02em;
    line-height: 1.5;
}

.timeline-card {
    grid-column: 3;
    grid-row: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    transition: border-color var(--transition);
}

.timeline-card:hover {
    border-color: rgba(56, 189, 248, 0.18);
}

.timeline-card--muted {
    background: rgba(255, 255, 255, 0.015);
    border-color: rgba(255, 255, 255, 0.04);
}

.timeline-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 14px;
}

.timeline-card h3 {
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 4px;
}

.timeline-company {
    font-size: 0.82rem;
    color: var(--text-2);
}

.timeline-client {
    color: var(--text-3);
}

.timeline-badge {
    flex-shrink: 0;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    padding: 4px 10px;
    border-radius: 100px;
    white-space: nowrap;
    margin-top: 3px;
}

.timeline-logo {
    height: 32px;
    width: auto;
    object-fit: contain;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.92);
    padding: 4px 10px;
    flex-shrink: 0;
}

.timeline-desc {
    font-size: 0.88rem;
    color: var(--text-2);
    line-height: 1.75;
    margin-bottom: 18px;
}

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

.business-title {
    margin: 56px 0 20px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
}

.business-card {
    background: rgba(255, 255, 255, 0.015);
    border-style: dashed;
}

.business-card .timeline-desc { margin-bottom: 0; }

.timeline-card h4 {
    font-size: 1.05rem;
    color: var(--text);
    margin-bottom: 4px;
}

/* ---------- SKILLS ---------- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 28px 24px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.skill-category:hover {
    border-color: rgba(56, 189, 248, 0.18);
    box-shadow: 0 4px 24px rgba(56, 189, 248, 0.05);
}

.skill-category--ai {
    border-color: rgba(129, 140, 248, 0.2);
    background: rgba(129, 140, 248, 0.03);
}

.skill-category--ai:hover {
    border-color: rgba(129, 140, 248, 0.35);
    box-shadow: 0 4px 24px rgba(129, 140, 248, 0.08);
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.skill-level {
    font-size: 0.75rem;
    color: var(--text-3);
    margin-bottom: 16px;
}

.skill-category--growing {
    border-style: dashed;
    border-color: rgba(255, 255, 255, 0.1);
}

.skills-tools {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.skills-tools-title {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
}

.skills-tools-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 48px;
}

.skills-tools-list dt {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 2px;
}

.skills-tools-list dd {
    font-size: 0.82rem;
    color: var(--text-2);
    line-height: 1.6;
}

/* ---------- PROJECTS ---------- */
.projects-intro {
    max-width: 720px;
    margin-top: -32px;
    margin-bottom: 48px;
    font-size: 0.95rem;
    color: var(--text-2);
    line-height: 1.75;
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.project-card {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr);
    gap: 40px;
    background: var(--bg-card-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: border-color var(--transition);
}

.project-card:hover { border-color: var(--border-accent); }

.project-head h3 {
    font-size: 1.35rem;
    color: var(--text);
    margin: 14px 0 12px;
}

.project-summary {
    font-size: 0.92rem;
    color: var(--text-2);
    line-height: 1.7;
}

.project-status {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 100px;
    border: 1px solid var(--border-accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.project-status--planned {
    border-style: dashed;
    border-color: rgba(129, 140, 248, 0.4);
    color: #A5B4FC;
    background: rgba(129, 140, 248, 0.08);
}

.project-details {
    display: flex;
    flex-direction: column;
}

.project-row {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.project-row:first-child { padding-top: 0; }
.project-row:last-child { border-bottom: none; padding-bottom: 0; }

.project-row dt {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    line-height: 1.9;
}

.project-row dd {
    font-size: 0.88rem;
    color: var(--text-2);
    line-height: 1.7;
}

.project-row ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.project-row li {
    position: relative;
    padding-left: 14px;
}

.project-row li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--accent);
}

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

.placeholder {
    display: inline-block;
    padding: 1px 10px;
    font-style: italic;
    color: var(--text-3);
    border: 1px dashed rgba(255, 255, 255, 0.18);
    border-radius: var(--radius);
}

.skill-category-icon {
    font-size: 1.1rem;
}

.skill-category h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
}

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

/* ---------- EDUCATION & CERTS ---------- */
.edu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.edu-col-title {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 24px;
}

.edu-col-title--sub {
    margin-top: 36px;
}

.edu-list {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.edu-list::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 16px;
    bottom: 16px;
    width: 1px;
    background: var(--border);
}

.edu-item {
    display: flex;
    gap: 20px;
    padding-bottom: 28px;
    position: relative;
}

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

.edu-item-dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--accent);
    flex-shrink: 0;
    margin-top: 3px;
    position: relative;
    z-index: 1;
}

.edu-item-content {
    flex: 1;
}

.edu-year {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--text-3);
    text-transform: uppercase;
    margin-bottom: 5px;
}

.edu-item-content h4 {
    font-size: 0.92rem;
    color: var(--text);
    margin-bottom: 3px;
}

.edu-item-content p {
    font-size: 0.82rem;
    color: var(--text-2);
}

/* Certs */
.cert-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.cert-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--bg-card-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    transition: border-color var(--transition);
}

.cert-card:hover { border-color: var(--border-accent); }

.cert-card--ai {
    border-color: rgba(129, 140, 248, 0.2);
}

.cert-card--ai:hover {
    border-color: rgba(129, 140, 248, 0.4);
}

.cert-card-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    line-height: 1;
}

.cert-card-body h4 {
    font-size: 0.92rem;
    color: var(--text);
    margin-bottom: 3px;
}

.cert-card-body p {
    font-size: 0.8rem;
    color: var(--text-2);
    line-height: 1.5;
    margin-bottom: 6px;
}

.cert-issuer {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
}

/* Training list */
.training-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.training-list li {
    font-size: 0.82rem;
    color: var(--text-2);
    padding: 9px 0;
    border-bottom: 1px solid var(--border);
    line-height: 1.5;
    padding-left: 14px;
    position: relative;
}

.training-list li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1rem;
    line-height: 1.4;
}

.training-list li:last-child { border-bottom: none; }

/* ---------- CONTACT ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 64px;
    align-items: start;
}

.contact-intro {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 2rem;
    line-height: 1.75;
}

.contact-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.65);
}

.contact-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent);
}

.contact-details a {
    color: rgba(255, 255, 255, 0.75);
    transition: color var(--transition);
}

.contact-details a:hover { color: var(--accent); }

/* Contact Form */
.contact-form-wrap {
    background: rgba(255, 255, 255, 0.03);
    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: 7px;
    margin-bottom: 20px;
}

label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
}

input, textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: var(--text);
    padding: 11px 15px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition), background var(--transition);
}

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

input:focus, textarea:focus {
    border-color: var(--border-accent);
    background: rgba(56, 189, 248, 0.04);
}

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

.form-status {
    margin-top: 12px;
    font-size: 0.85rem;
    min-height: 1.2em;
    color: var(--accent);
}

/* ---------- FOOTER ---------- */
#footer {
    background: #03060E;
    border-top: 1px solid var(--border);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
    padding-top: 48px;
    padding-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.footer-logo-initials {
    width: 30px;
    height: 30px;
    border-radius: 7px;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.footer-logo span:last-child {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-2);
}

.footer-tagline {
    font-size: 0.75rem;
    color: var(--text-3);
    letter-spacing: 0.04em;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 24px;
    justify-content: center;
}

.footer-nav a {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-3);
    transition: color var(--transition);
}

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

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    transition: opacity var(--transition);
}

.footer-social a:hover { opacity: 0.7; }

.footer-copy {
    text-align: center;
    font-size: 0.72rem;
    color: var(--text-3);
    padding: 18px 32px;
    border-top: 1px solid var(--border);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
    #hero {
        align-items: flex-start;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
        padding-top: 32px;
        padding-bottom: 64px;
    }

    .hero-text { order: 2; }
    .hero-visual { order: 1; }

    .hero-actions { justify-content: center; }
    .hero-links { justify-content: center; }
    .hero-highlights { justify-content: center; }
    .hero-headline,
    .hero-sub { margin-left: auto; margin-right: auto; }

    .hero-photo-wrap { width: 200px; height: 200px; }

    .about-grid { grid-template-columns: 1fr; }
    .project-card { grid-template-columns: 1fr; gap: 28px; }
    .edu-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    :root { --section-py: 64px; }

    .nav-links {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(8, 13, 26, 0.98);
        backdrop-filter: blur(12px);
        padding: 20px 32px 28px;
        gap: 6px;
        border-bottom: 1px solid var(--border);
    }

    .nav-links.open { display: flex; }
    .nav-links a { font-size: 0.9rem; padding: 6px 0; }
    .nav-cta { align-self: flex-start; margin-top: 4px; }
    .nav-toggle { display: flex; }
    .lang-toggle { margin-left: auto; }

    .timeline::before { display: none; }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 8px;
        padding-bottom: 32px;
    }

    .timeline-marker { display: none; }
    .timeline-date { grid-column: 1; grid-row: 1; text-align: left; padding-top: 0; }
    .timeline-card { grid-column: 1; grid-row: 2; }

    .skills-grid { grid-template-columns: 1fr; }
    .skills-tools-list { grid-template-columns: 1fr; }
    .project-card { padding: 24px; }
    .project-row { grid-template-columns: 1fr; gap: 2px; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form-wrap { padding: 28px 24px; }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .container { padding: 0 20px; }
    .hero-photo-wrap { width: 180px; height: 180px; }
    .hero-name { font-size: 2.4rem; }
    .hero-actions { flex-direction: column; width: 100%; }
    .hero-actions .btn { justify-content: center; }
}