/* ============================================
   PROJECT PAGE — CSS partagé
   Hérite du même design system que style.css
============================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #080c14;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-card-hover: rgba(255, 255, 255, 0.07);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(139, 92, 246, 0.4);
    --accent-1: #8b5cf6;
    --accent-2: #6366f1;
    --accent-3: #38bdf8;
    --gradient: linear-gradient(135deg, #8b5cf6 0%, #6366f1 50%, #38bdf8 100%);
    --gradient-text: linear-gradient(135deg, #a78bfa, #818cf8, #7dd3fc);
    --gradient-subtle: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(99, 102, 241, 0.08));
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #475569;
    --font: 'Plus Jakarta Sans', 'Inter', sans-serif;
    --radius-lg: 24px;
    --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 60px rgba(139, 92, 246, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --nav-height: 68px;
}

/* ─── LIGHT THEME ─── */
[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-card: rgba(0, 0, 0, 0.04);
    --bg-card-hover: rgba(0, 0, 0, 0.07);
    --border: rgba(0, 0, 0, 0.1);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] body {
    background-color: var(--bg-primary);
}

[data-theme="light"] .orb {
    opacity: 0.08;
}

[data-theme="light"] .navbar {
    background: rgba(248, 250, 252, 0.88);
    border-bottom-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nav-back {
    color: #475569;
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .nav-logo-text {
    color: #94a3b8;
}

[data-theme="light"] .project-cover {
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .divider {
    background: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .tech-chip {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.1);
    color: #475569;
}

[data-theme="light"] .tech-chip:hover {
    background: rgba(0, 0, 0, 0.08);
    color: #0f172a;
}

[data-theme="light"] .role-item {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .section-label {
    color: var(--text-secondary);
}

[data-theme="light"] .project-tagline {
    color: var(--text-secondary);
}

[data-theme="light"] .content-section p {
    color: var(--text-secondary);
}

[data-theme="light"] .btn-ghost {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.12);
    color: #0f172a;
}

[data-theme="light"] ::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

/* ── Composants spécifiques aux pages projet ── */

/* Cards avec fond semi-transparent hardcodé */
[data-theme="light"] .space-card,
[data-theme="light"] .stat-card,
[data-theme="light"] .doc-card,
[data-theme="light"] .concept-card,
[data-theme="light"] .part-card,
[data-theme="light"] .screenshot-frame {
    background: var(--bg-card);
    border-color: var(--border);
}

/* Titres hardcodés en blanc */
[data-theme="light"] .space-title,
[data-theme="light"] .doc-title,
[data-theme="light"] .concept-title,
[data-theme="light"] .part-title {
    color: var(--text-primary);
}

/* Textes secondaires hardcodés */
[data-theme="light"] .space-card p,
[data-theme="light"] .space-features li,
[data-theme="light"] .stat-label,
[data-theme="light"] .doc-desc,
[data-theme="light"] .doc-point div,
[data-theme="light"] .doc-subtitle,
[data-theme="light"] .concept-card p,
[data-theme="light"] .part-card > p,
[data-theme="light"] .part-features li {
    color: var(--text-secondary);
}

[data-theme="light"] .doc-point strong {
    color: var(--text-primary);
}

/* Code inline dans les doc-cards */
[data-theme="light"] .doc-point code {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.1);
    color: var(--accent-1);
}

/* Bouton toggle injecté par theme.js */
.theme-toggle {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.theme-toggle:hover {
    border-color: var(--border-hover);
    color: var(--accent-1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-1);
    border-radius: 3px;
}

/* Orbs */
.bg-orbs {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: orb-float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, #8b5cf6, transparent 70%);
    top: -200px;
    left: -200px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #38bdf8, transparent 70%);
    bottom: -100px;
    right: -100px;
    animation-delay: -10s;
}

@keyframes orb-float {

    0%,
    100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(20px, -30px);
    }
}

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

/* ─── NAV ─── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-height);
    background: rgba(8, 12, 20, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

.nav-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: var(--transition);
}

.nav-back:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
    background: rgba(139, 92, 246, 0.06);
}

.nav-back i {
    font-size: 1rem;
}

.nav-logo-text {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-muted);
}

/* ─── HERO PROJET ─── */
.project-hero {
    padding: calc(var(--nav-height) + 60px) 0 60px;
    position: relative;
    z-index: 1;
}

.project-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.25);
    border-radius: 50px;
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 700;
    color: #a78bfa;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.project-title {
    font-size: clamp(2.4rem, 5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    margin-bottom: 16px;
}

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

.project-tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
    margin-bottom: 32px;
}

.project-meta-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 36px;
}

.meta-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.meta-chip i {
    color: var(--accent-1);
    font-size: 0.95rem;
}

.project-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ─── COVER IMAGE ─── */
.project-cover {
    position: relative;
    z-index: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card), var(--shadow-glow);
    margin-bottom: 80px;
    aspect-ratio: 16/7;
}

.project-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-cover-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(8, 12, 20, 0.5) 0%, transparent 50%);
}

.project-cover.is-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-subtle);
}

.cover-placeholder-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    position: relative;
    z-index: 1;
}

.cover-placeholder-icon {
    font-size: 4rem;
    color: var(--accent-3);
}

.cover-placeholder-brand {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

.cover-placeholder-tag {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

/* ─── SECTIONS CONTENU ─── */
.content-section {
    position: relative;
    z-index: 1;
    padding: 0 0 70px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-1);
    margin-bottom: 16px;
}

.section-label::before {
    content: '';
    display: block;
    width: 18px;
    height: 2px;
    background: var(--gradient);
    border-radius: 2px;
}

.content-section h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 12px;
}

.content-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

.content-section p+p {
    margin-top: 14px;
}

/* ─── CARDS ─── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    transition: var(--transition);
    overflow: hidden;
}

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

/* ─── FEATURE GRID ─── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.feature-card {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

a.feature-card {
    text-decoration: none;
    color: inherit;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-subtle);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent-1);
}

.feature-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
}

.feature-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ─── TECH STACK ─── */
.tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.tech-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.83rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.tech-chip:hover {
    border-color: rgba(139, 92, 246, 0.4);
    color: var(--text-primary);
    background: rgba(139, 92, 246, 0.07);
}

.tech-chip i {
    font-size: 1rem;
    color: var(--accent-1);
}

/* ─── SCREENSHOTS GRID ─── */
.screenshots {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.screenshot {
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.screenshot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ─── ROLES / CONTRIBUTIONS ─── */
.roles-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.role-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
}

.role-bullet {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gradient);
    flex-shrink: 0;
    margin-top: 6px;
    box-shadow: 0 0 8px rgba(139, 92, 246, 0.5);
}

.role-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.role-item strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 3px;
    font-weight: 600;
}

/* ─── BUTTONS ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(139, 92, 246, 0.45);
}

.btn-ghost {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

/* ─── BADGE ─── */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-purple {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.badge-blue {
    background: rgba(99, 102, 241, 0.15);
    color: #818cf8;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-cyan {
    background: rgba(56, 189, 248, 0.12);
    color: #7dd3fc;
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.badge-green {
    background: rgba(52, 211, 153, 0.12);
    color: #6ee7b7;
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.badge-mobile {
    background: rgba(56, 189, 248, 0.12);
    color: #7dd3fc;
    border: 1px solid rgba(56, 189, 248, 0.3);
}

/* ─── DIVIDER ─── */
.divider {
    height: 1px;
    background: var(--border);
    margin: 0 0 70px;
}

/* ─── REVEAL (scroll animations) ─── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

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

.reveal-delay-1 {
    transition-delay: 0.1s;
}

.reveal-delay-2 {
    transition-delay: 0.2s;
}

.reveal-delay-3 {
    transition-delay: 0.3s;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

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

    .project-title {
        font-size: 2.2rem;
    }
}