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

:root {
    --bg-primary: #FAF8F5;
    --bg-secondary: #F2EDE8;
    --bg-card: #FFFFFF;
    --bg-card-hover: #FDFCFA;
    --text-primary: #1a1a1a;
    --text-secondary: #555555;
    --text-muted: #888888;
    --accent: #2c5282;
    --accent-glow: rgba(44, 82, 130, 0.08);
    --accent-secondary: #3182ce;
    --gradient: linear-gradient(135deg, #2c5282, #3182ce);
    --border: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 0, 0, 0.15);
    --radius: 12px;
    --radius-lg: 16px;
    --transition: 0.25s ease;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.nav.scrolled {
    background: #FFFFFF;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08), 0 4px 16px rgba(0, 0, 0, 0.05);
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    letter-spacing: 0.01em;
}

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

/* Hamburger button */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 110;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(135deg, #FAF8F5 0%, #e8eef5 35%, #d4dff0 60%, #c7d6eb 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(44, 82, 130, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -20%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, rgba(49, 130, 206, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 750px;
    padding: 0 24px;
}

.hero-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.2s forwards;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.4s forwards;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.6s forwards;
}

.highlight {
    color: var(--accent);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.8s forwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: 0.01em;
}

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

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(44, 82, 130, 0.2);
}

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

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2s ease infinite;
}

/* ===== SECTIONS ===== */
.section {
    padding: 120px 0;
}

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

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 60px;
    text-align: center;
}

/* ===== ABOUT ===== */
.about-centered {
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}

.headshot {
    width: 220px;
    height: 220px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    border: 3px solid var(--border-hover);
    margin-bottom: 32px;
    box-shadow: 0 8px 32px rgba(44, 82, 130, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
}

.about-lead {
    font-size: 1.25rem;
    color: var(--text-primary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.about-body {
    color: var(--text-secondary);
    margin-bottom: 18px;
    font-size: 1.05rem;
    line-height: 1.8;
}


/* ===== COLLAPSIBLE EXPERIENCE ===== */
.experience-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
}

.experience-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    border: 1px solid var(--border-hover);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.experience-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(44, 82, 130, 0.1);
}

.toggle-chevron {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.experience-toggle.expanded .toggle-chevron {
    transform: rotate(180deg);
}

.experience-collapsible {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
}

.experience-collapsible.expanded {
    max-height: 3000px;
}

/* ===== TIMELINE ===== */
.timeline {
    position: relative;
    max-width: 850px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--accent), rgba(44, 82, 130, 0.2), transparent);
}

.timeline-item {
    position: relative;
    padding-left: 40px;
    margin-bottom: 40px;
}

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

.timeline-dot {
    position: absolute;
    left: -5px;
    top: 28px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--accent);
}

.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 8px 24px rgba(0, 0, 0, 0.05);
}

.timeline-card:hover {
    border-color: var(--border-hover);
    transform: translateX(4px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.07), 0 12px 32px rgba(0, 0, 0, 0.07);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 12px;
}

.timeline-header h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.company {
    color: var(--accent);
    font-weight: 500;
    margin-top: 2px;
}

.timeline-meta {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.location, .date {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.role-narrative {
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 18px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.timeline-bullets {
    list-style: none;
    margin-bottom: 18px;
}

.timeline-bullets li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.timeline-bullets li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.5;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.timeline-tags span {
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

/* ===== PROJECT TABS ===== */
.project-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.project-tab {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    border-radius: 50px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.project-tab:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.project-tab.active {
    border-color: var(--accent);
    background: var(--accent-glow);
    color: var(--text-primary);
}

.tab-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    opacity: 0.6;
}

.project-tab.active .tab-number {
    opacity: 1;
}

.tab-label {
    letter-spacing: 0.01em;
}

/* Project Panels */
.project-panel {
    display: none;
    animation: fadeUp 0.4s ease;
}

.project-panel.active {
    display: block;
}

/* Status variants */
.status-live {
    background: rgba(16, 122, 66, 0.08);
    color: #107A42;
    border-color: rgba(16, 122, 66, 0.15);
}

/* ===== FEATURED PROJECT ===== */
.project-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.project-header-block {
    text-align: center;
    margin-bottom: 16px;
}

.project-status {
    display: inline-block;
    padding: 5px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: rgba(44, 82, 130, 0.08);
    color: var(--accent);
    border: 1px solid rgba(44, 82, 130, 0.15);
    margin-bottom: 16px;
}

.project-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.project-summary {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}

/* ===== DEMO SHOWCASE (Browser Mockup) ===== */
.demo-showcase {
    margin-bottom: 8px;
}

.browser-mockup {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 24px 64px rgba(0, 0, 0, 0.06);
}

.browser-topbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #F5F5F5;
    border-bottom: 1px solid var(--border);
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.browser-dots span:nth-child(1) { background: #ff5f57; }
.browser-dots span:nth-child(2) { background: #febc2e; }
.browser-dots span:nth-child(3) { background: #28c840; }

.browser-url {
    flex: 1;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 5px 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'Inter', monospace;
}

.browser-content {
    position: relative;
    min-height: 340px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.browser-content img {
    width: 100%;
    height: auto;
    display: block;
}

.demo-placeholder {
    text-align: center;
    padding: 60px 24px;
}

.demo-placeholder-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--text-muted);
    opacity: 0.5;
}

.demo-placeholder p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.demo-placeholder .demo-cta {
    display: inline-block;
    margin-top: 12px;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--bg-secondary);
    color: var(--accent);
    border: 1px solid var(--border);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.demo-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: var(--accent-glow);
    color: var(--accent);
    border: 1px solid rgba(44, 82, 130, 0.12);
}

.demo-badge svg {
    width: 12px;
    height: 12px;
}

@media (max-width: 768px) {
    .browser-content {
        min-height: 200px;
    }
}

/* Layouts */
.project-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.project-three-col {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

/* Block base */
.project-block {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.project-block:hover {
    border-color: var(--border-hover);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
}

.project-block-full {
    width: 100%;
}

.project-block h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

.project-block p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.75;
}

/* Pipeline flow */
.pipeline-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
    padding: 10px 0;
}

.pipeline-step {
    text-align: center;
    padding: 16px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    min-width: 100px;
    transition: var(--transition);
}

.pipeline-step:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
}

.pipeline-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    background: rgba(44, 82, 130, 0.1);
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 8px;
}

.pipeline-label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.pipeline-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.pipeline-arrow {
    flex-shrink: 0;
}

.pipeline-arrow svg {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

/* How It Works cards */
.how-it-works-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.hiw-card {
    padding: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.hiw-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.hiw-icon {
    width: 32px;
    height: 32px;
    margin-bottom: 12px;
    color: var(--accent);
}

.hiw-icon svg {
    width: 100%;
    height: 100%;
}

.hiw-card h5 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.hiw-card p {
    color: var(--text-muted);
    font-size: 0.82rem;
    line-height: 1.6;
}

/* Deep Dive expandable */
.hiw-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    padding: 0;
    background: none;
    border: none;
    color: var(--accent);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.02em;
}

.hiw-toggle:hover {
    color: var(--accent-secondary);
}

.toggle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(44, 82, 130, 0.10);
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.hiw-card.expanded .toggle-icon {
    transform: rotate(45deg);
}

.hiw-detail {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.3s ease;
    opacity: 0;
}

.hiw-card.expanded .hiw-detail {
    max-height: 600px;
    opacity: 1;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.hiw-detail ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hiw-detail li {
    position: relative;
    padding-left: 14px;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.65;
}

.hiw-detail li:last-child {
    margin-bottom: 0;
}

.hiw-detail li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.5;
}

.hiw-detail strong {
    color: var(--text-primary);
}

/* Scoring cards */
.scoring-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
}

.score-card {
    padding: 18px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
}

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

.score-label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 8px;
}

.score-card p {
    color: var(--text-muted);
    font-size: 0.75rem;
    line-height: 1.55;
}

/* Bullets */
.project-bullets {
    list-style: none;
    padding: 0;
}

.project-bullets li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.7;
}

.project-bullets li:last-child {
    margin-bottom: 0;
}

.project-bullets li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.5;
}

.project-bullets strong {
    color: var(--text-primary);
}

/* Tech tags */
.project-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tech-tags span {
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

/* Project responsive */
@media (max-width: 768px) {
    .project-tabs {
        flex-direction: column;
        align-items: stretch;
    }

    .project-tab {
        justify-content: center;
    }

    .project-two-col,
    .project-three-col {
        grid-template-columns: 1fr;
    }

    .project-name {
        font-size: 1.4rem;
    }

    .how-it-works-grid {
        grid-template-columns: 1fr;
    }

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

    .pipeline-flow {
        flex-direction: column;
    }

    .pipeline-arrow svg {
        transform: rotate(90deg);
    }
}

/* ===== SKILLS ===== */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.skill-category:hover {
    border-color: var(--border-hover);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
}

.skill-category h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--accent);
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-item {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: var(--transition);
}

.skill-item:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.education-card h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.education-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.honors {
    margin-top: 8px;
    font-size: 0.85rem !important;
    color: var(--accent) !important;
    font-weight: 500;
}

.cert-card {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.cert-badge {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: var(--radius);
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    color: white;
}

.cert-card h4 {
    font-size: 1rem;
    margin-bottom: 2px;
    color: var(--text-primary);
}

.cert-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.cert-detail {
    font-size: 0.8rem !important;
    color: var(--text-muted) !important;
    margin-top: 4px;
}

/* ===== PASSIONS ===== */
.passions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.passion-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.passion-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 16px 40px rgba(0, 0, 0, 0.05);
}

.passion-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
}

.passion-icon svg {
    width: 100%;
    height: 100%;
    color: var(--accent);
}

.passion-card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.passion-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== CONTACT ===== */
.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-lead {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 420px;
    margin: 0 auto;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.contact-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.contact-card svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--accent);
}

.contact-card span {
    font-size: 0.95rem;
}

/* ===== FOOTER ===== */
.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border);
    background: var(--bg-primary);
}

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

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    /* Nav */
    .hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: #FFFFFF;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 28px;
        z-index: 105;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        font-size: 1.2rem;
        color: var(--text-primary);
    }

    /* Hero */
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    /* Sections */
    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 1.8rem;
        margin-bottom: 36px;
    }

    .container {
        padding: 0 16px;
    }

    /* About */
    .headshot {
        width: 150px;
        height: 150px;
    }

    .about-lead {
        font-size: 1.05rem;
    }

    /* Project tabs — horizontal scroll */
    .project-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        justify-content: flex-start;
        padding-bottom: 8px;
        gap: 8px;
    }

    .project-tab {
        padding: 10px 18px;
        font-size: 0.8rem;
        flex-shrink: 0;
    }

    .tab-number {
        display: none;
    }

    /* Project panels */
    .project-name {
        font-size: 1.4rem;
    }

    .project-summary {
        font-size: 0.95rem;
    }

    .project-two-col,
    .project-three-col {
        grid-template-columns: 1fr;
    }

    .how-it-works-grid {
        grid-template-columns: 1fr;
    }

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

    .pipeline-flow {
        flex-direction: column;
    }

    .pipeline-arrow svg {
        transform: rotate(90deg);
    }

    .project-block {
        padding: 20px;
    }

    .project-block h4 {
        font-size: 1.1rem;
    }

    /* Browser mockup */
    .browser-content {
        min-height: 180px;
    }

    .browser-url {
        font-size: 0.65rem;
    }

    /* Experience collapsible */
    .experience-header {
        gap: 16px;
        margin-bottom: 24px;
    }

    .experience-toggle {
        padding: 10px 24px;
        font-size: 0.85rem;
    }

    /* Timeline */
    .timeline::before {
        display: none;
    }

    .timeline-dot {
        display: none;
    }

    .timeline-item {
        padding-left: 0;
    }

    .timeline-card {
        padding: 20px;
    }

    .timeline-header {
        flex-direction: column;
    }

    .timeline-meta {
        text-align: left;
    }

    .timeline-header h3 {
        font-size: 1.1rem;
    }

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

    .skill-category {
        padding: 24px;
    }

    /* Passions */
    .passions-grid {
        grid-template-columns: 1fr;
    }

    .passion-card {
        padding: 28px 20px;
    }

    /* Contact */
    .contact-card {
        padding: 14px 18px;
    }

    .contact-card span {
        font-size: 0.85rem;
    }
}