/* ========================================
   Olivier DURANT — Portfolio
   Thème : Deep Ocean / Water Element
   ======================================== */

/* --- Variables --- */
:root {
    --bg-primary: #0b1121;
    --bg-secondary: #0f1729;
    --bg-card: #151f35;
    --bg-card-hover: #1a2744;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #708599;
    --accent-primary: #3b82f6;
    --accent-secondary: #06b6d4;
    --accent-glow: #22d3ee;
    --accent-warm: #8b5cf6;
    --border: #1e293b;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent-secondary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover { color: var(--accent-glow); }

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(11, 17, 33, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

.nav.scrolled {
    border-bottom-color: var(--border);
    background: rgba(11, 17, 33, 0.95);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
    background: rgba(59, 130, 246, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg { position: absolute; inset: 0; z-index: 0; }

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(6, 182, 212, 0.12) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 80% 20%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
    animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    0% { opacity: 0.8; transform: scale(1); }
    100% { opacity: 1; transform: scale(1.05); }
}

.hero-particles { position: absolute; inset: 0; }

.particle {
    position: absolute;
    width: 3px; height: 3px;
    background: var(--accent-secondary);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0%   { opacity: 0; transform: translateY(100vh) scale(0); }
    10%  { opacity: 0.6; }
    90%  { opacity: 0.3; }
    100% { opacity: 0; transform: translateY(-20vh) scale(1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 24px;
}

.hero-greeting {
    font-size: 1.1rem;
    color: var(--accent-secondary);
    font-weight: 500;
    margin-bottom: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-name {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.hero-role {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.hero-tagline {
    font-family: var(--font-heading);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    color: var(--text-muted);
    margin-bottom: 24px;
    min-height: 1.6em;
}

.cursor {
    animation: blink 1s step-end infinite;
    color: var(--accent-secondary);
    font-weight: 300;
}

@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 24px rgba(6, 182, 212, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(6, 182, 212, 0.35);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border);
}

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

.hero-wave { position: absolute; bottom: -2px; left: 0; right: 0; z-index: 2; }
.hero-wave svg { display: block; width: 100%; height: 80px; }

/* --- Sections --- */
.section { padding: 100px 0; }

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 60px;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    align-items: center;
}

.monogram-frame {
    width: 100%;
    max-width: 200px;
    margin: 0 auto;
}

.monogram-frame svg { width: 100%; height: auto; }

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 1.05rem;
    line-height: 1.8;
}

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

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

.stat-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px;
    text-align: center;
    transition: all var(--transition);
}

.stat-item:hover {
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateY(-2px);
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* --- ADN 3D --- */
.about { position: relative; overflow: hidden; }

.adn-3d {
    position: absolute;
    right: 2%;
    top: 0;
    bottom: 0;
    width: 220px;
    pointer-events: none;
    z-index: 1;
}

.adn-3d canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.adn-hotspot {
    position: absolute;
    left: 0;
    top: 0;
    width: 32px;
    height: 32px;
    margin-left: -16px;
    margin-top: -16px;
    border-radius: 50%;
    pointer-events: auto;
    cursor: pointer;
    outline: none;
    z-index: 2;
}

.adn-tip {
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%) scale(0.85);
    transform-origin: right center;
    background: rgba(21, 31, 53, 0.92);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    backdrop-filter: blur(16px);
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease, transform 0.25s ease;
    z-index: 10;
}

.adn-tip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: var(--border);
}

.adn-hotspot:hover .adn-tip,
.adn-hotspot:focus .adn-tip,
.adn-hotspot.active .adn-tip {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

.adn-tip strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: var(--text-primary);
    margin-bottom: 3px;
}

.adn-tip span {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* --- Expertise --- */
.expertise-intro {
    max-width: 800px;
    margin: 0 auto 48px;
    text-align: center;
}

.expertise-intro p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.expertise-intro strong { color: var(--text-primary); }

/* Synergy schema */
.synergy-schema {
    display: flex;
    align-items: stretch;
    justify-content: center;
    margin-bottom: 60px;
}

.synergy-pillar {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    flex: 1;
    max-width: 320px;
    transition: all var(--transition);
}

.synergy-pillar:hover {
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.pillar-icon {
    width: 36px !important;
    height: 36px !important;
    max-width: 36px !important;
    max-height: 36px !important;
    margin-bottom: 14px;
    overflow: hidden;
}
.pillar-icon svg {
    display: block;
    width: 100% !important;
    height: 100% !important;
    max-width: 36px !important;
    max-height: 36px !important;
}

.synergy-pillar h4 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    margin-bottom: 14px;
}

.synergy-pillar ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.synergy-pillar li {
    position: relative;
    padding-left: 18px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.synergy-pillar li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-family: monospace;
    font-weight: 700;
}

.synergy-bridge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 20px;
    min-width: 90px;
}

.bridge-line {
    width: 2px;
    flex: 1;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 1px;
    min-height: 24px;
}

.bridge-label {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-glow);
    text-transform: uppercase;
    letter-spacing: 2px;
    white-space: nowrap;
}

/* Expertise cards */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.expertise-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.expertise-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: opacity var(--transition);
}

.expertise-card:hover {
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

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

.expertise-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.expertise-card > p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.expertise-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.expertise-list li {
    position: relative;
    padding-left: 18px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.expertise-list li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-family: monospace;
    font-weight: 700;
}

/* --- Parcours --- */
.parcours { background: var(--bg-primary); }

.subsection-title {
    font-family: var(--font-heading);
    font-size: clamp(1.3rem, 3vw, 1.6rem);
    text-align: center;
    margin: 72px 0 32px;
    font-weight: 600;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto 20px;
    padding-left: 32px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary), var(--accent-warm));
    border-radius: 1px;
}

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

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

.timeline-marker {
    position: absolute;
    left: -32px;
    top: 6px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 3px solid var(--accent-secondary);
    z-index: 1;
}

.timeline-item:first-child .timeline-marker {
    border-color: var(--accent-primary);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.4);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: all var(--transition);
}

.timeline-content:hover {
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.timeline-date {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.timeline-company {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 16px;
    font-style: italic;
}

.timeline-achievements {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.timeline-achievements li {
    position: relative;
    padding-left: 18px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.timeline-achievements li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-family: monospace;
    font-weight: 700;
}

/* Certifications */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.cert-badge {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 16px;
    text-align: center;
    transition: all var(--transition);
}

.cert-badge:hover {
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.cert-icon {
    width: 36px;
    height: 36px;
    margin: 0 auto 12px;
}

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

.cert-name {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.cert-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Tech Stack */
.techstack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.techstack-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px;
    transition: all var(--transition);
}

.techstack-category:hover {
    border-color: rgba(59, 130, 246, 0.2);
}

.techstack-category h4 {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.techstack-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.techstack-pills span {
    font-size: 0.75rem;
    padding: 4px 10px;
    background: rgba(6, 182, 212, 0.06);
    border: 1px solid rgba(6, 182, 212, 0.12);
    border-radius: 4px;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all var(--transition);
}

.techstack-pills span:hover {
    border-color: rgba(6, 182, 212, 0.3);
    color: var(--accent-glow);
    background: rgba(6, 182, 212, 0.1);
}

/* --- Projects --- */
.projets { background: var(--bg-secondary); }

/* Featured projects */
.projects-featured {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.project-card.featured {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0;
    overflow: hidden;
    transition: all var(--transition);
    display: grid;
    grid-template-columns: 1fr 160px;
}

.project-card.featured:hover {
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.featured-content { padding: 28px; }

.featured-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.15);
    border-left: 1px solid var(--border);
}

.visual-placeholder {
    width: 120px;
    height: 80px;
    opacity: 0.8;
}

.visual-placeholder svg { width: 100%; height: 100%; display: block; }

/* Safety: prevent any external CSS from blowing up SVG sizes */
.project-header svg,
.pillar-icon svg,
.synergy-pillar svg {
    flex-shrink: 0;
}

/* Toggle button */
.projects-all-wrapper { text-align: center; }

.btn-toggle-projects { margin-bottom: 32px; }

/* Filter bar */
.filter-bar {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-body);
}

.filter-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: transparent;
    color: white;
}

/* Compact project grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.project-card.compact {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px;
    transition: all var(--transition);
}

.project-card.compact:hover {
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.project-card.compact .project-icon { line-height: 1; }
.project-card.compact h3 { font-size: 1rem; }
.project-card.compact p { font-size: 0.85rem; margin-bottom: 12px; }

.project-card.compact .project-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

/* Shared project styles */
.project-header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
}

.project-header .project-icon {
    margin-right: auto;
}

.project-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px !important;
    height: 28px !important;
    max-width: 28px !important;
    max-height: 28px !important;
    flex-shrink: 0;
    overflow: hidden;
    line-height: 1;
}

.project-icon svg {
    display: block;
    width: 100% !important;
    height: 100% !important;
    max-width: 28px !important;
    max-height: 28px !important;
}

.project-card.compact .project-icon {
    width: 22px !important;
    height: 22px !important;
    max-width: 22px !important;
    max-height: 22px !important;
}

.project-card.compact .project-icon svg {
    max-width: 22px !important;
    max-height: 22px !important;
}

.project-tag {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tag-infra         { background: rgba(14, 165, 233, 0.15); color: #0ea5e9; }
.tag-logiciel      { background: rgba(59, 130, 246, 0.15); color: var(--accent-primary); }
.tag-education     { background: rgba(34, 197, 94, 0.15); color: #22c55e; }
.tag-therapeutique { background: rgba(168, 85, 247, 0.15); color: #a855f7; }
.tag-jeu           { background: rgba(249, 115, 22, 0.15); color: #f97316; }

.project-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.project-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 16px;
    line-height: 1.6;
}

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

.project-tech span {
    font-size: 0.72rem;
    padding: 3px 8px;
    background: rgba(6, 182, 212, 0.08);
    border: 1px solid rgba(6, 182, 212, 0.15);
    border-radius: 4px;
    color: var(--accent-glow);
    font-weight: 500;
}

.project-meta { margin-top: 16px; }

.project-time {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Status badges */
.status-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 50px;
    letter-spacing: 0.3px;
}

.status-conception {
    background: rgba(100, 116, 139, 0.2);
    color: var(--text-muted);
}

.status-en-dev {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-primary);
}

.status-fonctionnel {
    background: rgba(6, 182, 212, 0.15);
    color: var(--accent-secondary);
}

.status-en-cours {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.status-deploye {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.project-status { margin-bottom: 6px; }

.hidden { display: none !important; }

/* --- Contact --- */
.contact {
    background: var(--bg-secondary);
    text-align: center;
}

.contact-content {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 40px;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    transition: all var(--transition);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
}

.contact-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    color: var(--text-primary);
}

.contact-link.email:hover {
    border-color: var(--accent-secondary);
    background: rgba(6, 182, 212, 0.08);
}

.contact-link.linkedin:hover {
    border-color: #0a66c2;
    background: rgba(10, 102, 194, 0.1);
}

/* --- Footer --- */
.footer {
    padding: 32px 0;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer-quote {
    font-family: var(--font-heading);
    font-size: 0.88rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 8px;
}

.footer-bottom {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-sep { margin: 0 8px; }

.footer-bottom a {
    color: var(--text-muted);
    transition: color var(--transition);
}

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

/* --- Legal page --- */
.legal-container {
    max-width: 800px;
    padding-top: 80px;
}

.legal-block { margin-bottom: 40px; }

.legal-block h2 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--accent-secondary);
}

.legal-block p {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.legal-block ul { list-style: none; padding: 0; }

.legal-block li {
    color: var(--text-secondary);
    font-size: 0.95rem;
    padding: 4px 0;
}

.legal-block li strong { color: var(--text-primary); }

/* --- Project Modal --- */
.project-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
    padding: 24px;
}

.project-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.project-modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: 820px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(30px) scale(0.97);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.project-modal-overlay.active .project-modal {
    transform: translateY(0) scale(1);
}

.project-modal::-webkit-scrollbar { width: 6px; }
.project-modal::-webkit-scrollbar-track { background: transparent; }
.project-modal::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.modal-close {
    position: sticky;
    top: 0;
    float: right;
    z-index: 10;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.4rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 16px 16px 0 0;
    transition: all var(--transition);
}

.modal-close:hover {
    color: var(--text-primary);
    border-color: var(--accent-secondary);
    background: var(--bg-card-hover);
}

.modal-content {
    padding: 8px 40px 40px;
}

.modal-header {
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.modal-header .project-tag {
    margin-bottom: 12px;
    display: inline-block;
}

.modal-header h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.modal-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 16px;
    line-height: 1.7;
}

.modal-header .project-tech {
    margin-bottom: 12px;
}

.modal-meta {
    display: flex;
    align-items: center;
    gap: 16px;
}

.modal-section {
    margin-bottom: 32px;
}

.modal-section h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-num {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent-secondary);
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}

.modal-section p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.8;
}

.modal-section ol,
.modal-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 0;
}

.modal-section ol li,
.modal-section ul li {
    position: relative;
    padding-left: 20px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-section ol li::before {
    content: counter(step);
    counter-increment: step;
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.78rem;
}

.modal-section ol { counter-reset: step; }

.modal-section ul li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-family: monospace;
    font-weight: 700;
}

.modal-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.modal-col h4 {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.modal-col-positive h4 { color: #22c55e; }
.modal-col-negative h4 { color: #f97316; }

.modal-col ul { gap: 4px; }

.modal-col li {
    font-size: 0.85rem !important;
}

.modal-competences {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.modal-competences span {
    font-size: 0.75rem;
    padding: 5px 12px;
    background: rgba(6, 182, 212, 0.08);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 50px;
    color: var(--accent-glow);
    font-weight: 500;
}

/* Project cards clickable */
.project-card {
    cursor: pointer;
}

@media (max-width: 768px) {
    .modal-content {
        padding: 8px 20px 28px;
    }

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

    .project-modal {
        max-height: 90vh;
    }
}

/* --- Scroll Reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* --- Responsive --- */
@media (max-width: 968px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-monogram {
        max-width: 160px;
        margin: 0 auto;
    }

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

    .synergy-schema {
        flex-direction: column;
        align-items: center;
    }

    .synergy-bridge {
        flex-direction: row;
        padding: 16px 0;
        min-width: auto;
        width: 60%;
    }

    .bridge-line {
        width: auto;
        height: 2px;
        min-height: auto;
        flex: 1;
    }

    .adn-3d { display: none; }

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

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

    .project-card.featured {
        grid-template-columns: 1fr;
    }

    .featured-visual {
        border-left: none;
        border-top: 1px solid var(--border);
        padding: 24px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0; right: 0;
        background: rgba(11, 17, 33, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 4px;
        transform: translateY(-120%);
        transition: transform var(--transition);
        border-bottom: 1px solid var(--border);
    }

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

    .nav-toggle { display: flex; }

    .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .nav-toggle.open span:nth-child(2) { opacity: 0; }
    .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    .section { padding: 70px 0; }

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

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

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

    .filter-bar { gap: 6px; }
    .filter-btn { padding: 7px 14px; font-size: 0.8rem; }
}