/* ==========================================================================
   Site public (portfolio)
   ========================================================================== */

/* Halo + grille en fond */
body::before {
    content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none;
    background:
        radial-gradient(900px 520px at 12% -10%, rgba(88, 169, 244, .16), transparent 60%),
        radial-gradient(700px 420px at 95% 8%, rgba(138, 220, 251, .08), transparent 60%);
}
.hero::before {
    content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 56px 56px;
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
    mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
}

/* ---------- En-tête ---------- */
.site-header {
    position: sticky; top: 0; z-index: 50;
    background: color-mix(in srgb, var(--bg) 72%, transparent);
    -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color .3s, background .3s;
}
.site-header.is-scrolled { border-bottom-color: var(--border); background: color-mix(in srgb, var(--bg) 86%, transparent); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 72px; }
.main-nav { display: flex; align-items: center; gap: 4px; margin: 0 auto; }
.main-nav > a {
    padding: 8px 14px; border-radius: 999px;
    font-size: .93rem; font-weight: 500; color: var(--text-2);
    transition: color .2s, background .2s;
}
.main-nav > a:hover, .main-nav > a.is-current { color: var(--text); background: var(--surface-2); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle, .nav-mobile-actions { display: none; }
.nav-close-icon { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 96px 0 110px; isolation: isolate; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 56px; align-items: center; }
.pill {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 6px 14px; border-radius: 999px;
    font-size: .85rem; font-weight: 600;
    color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-border);
}
.live-dot { position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--success); }
.live-dot::after { content: ''; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--success); opacity: 0; animation: ping 2s var(--ease) infinite; }
@keyframes ping { 0% { transform: scale(.6); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }

.hero-title {
    margin: 26px 0 22px;
    font-size: clamp(2.4rem, 4.6vw, 3.8rem);
    font-weight: 700; line-height: 1.04; letter-spacing: -.035em;
}
.hero-text { max-width: 560px; font-size: 1.1rem; color: var(--text-2); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; list-style: none; }
.hero-tags li {
    padding: 4px 11px; border-radius: 8px;
    font-size: .78rem; font-weight: 600; color: var(--muted);
    background: var(--surface); border: 1px solid var(--border);
}

/* Terminal */
.hero-visual { position: relative; }
.hero-visual::before {
    content: ''; position: absolute; inset: 12% 6%; z-index: -1;
    background: var(--grad); filter: blur(70px); opacity: .22; border-radius: 50%;
}
.terminal {
    border-radius: var(--radius-lg); overflow: hidden;
    background: color-mix(in srgb, var(--surface) 92%, transparent);
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow), 0 0 0 1px rgba(255, 255, 255, .02) inset;
}
.terminal-bar { display: flex; align-items: center; gap: 8px; padding: 13px 16px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red { background: #ff5f57; } .dot-yellow { background: #febc2e; } .dot-green { background: #28c840; }
.terminal-title { margin-left: 10px; font-family: var(--font-mono); font-size: .78rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.terminal-body {
    margin: 0; padding: 20px 22px 24px; min-height: 290px;
    font-family: var(--font-mono); font-size: .84rem; line-height: 1.85;
    color: var(--text-2); white-space: pre-wrap; word-break: break-word;
}
.t-line { display: block; }
.t-user { color: #4ade80; }
:root[data-theme="light"] .t-user { color: #15803d; }
.t-path { color: var(--accent); }
.t-cmd { color: var(--text); }
.t-out { color: var(--text-2); }
.t-ok { color: var(--success); }
.t-caret { display: inline-block; width: 8px; height: 1.05em; margin-left: 2px; vertical-align: -2px; background: var(--accent); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Sections ---------- */
.section { padding: 110px 0; position: relative; }
.section-tight { padding: 40px 0; }
.section-alt { background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--surface) 55%, transparent) 20%, color-mix(in srgb, var(--surface) 55%, transparent) 80%, transparent); }
.section-head { max-width: 680px; margin: 0 auto 52px; text-align: center; }
.section-head h2, .about h2, .espace-text h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); font-weight: 700; margin: 14px 0 14px; }
.section-head p { color: var(--text-2); font-size: 1.05rem; }

/* ---------- Compétences ---------- */
.tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 28px; }
.tab {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 12px 20px; border-radius: 999px;
    font-weight: 600; font-size: .95rem;
    background: var(--surface); color: var(--text-2); border: 1px solid var(--border-strong);
    transition: all .25s var(--ease);
}
.tab:hover { color: var(--text); border-color: var(--accent-border); }
.tab.is-active { background: var(--grad); color: var(--accent-ink); border-color: transparent; box-shadow: var(--glow); }
.skills-card {
    padding: 36px; border-radius: var(--radius-xl);
    background: var(--surface); border: 1px solid var(--border);
}
.js .skills-panel:not(.is-active) { display: none; }
.skills-panel + .skills-panel { margin-top: 32px; }
.js .skills-panel + .skills-panel { margin-top: 0; }
.skills-panel.is-active { animation: fadeUp .45s var(--ease); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.panel-desc { text-align: center; color: var(--text-2); margin-bottom: 28px; }
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.skill {
    padding: 18px 20px; border-radius: var(--radius-lg);
    background: var(--surface-2); border: 1px solid var(--border);
    transition: border-color .2s, transform .2s var(--ease);
}
.skill:hover { border-color: var(--accent-border); transform: translateY(-2px); }
.skill-top { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.skill-name { font-weight: 600; flex: 1; min-width: 0; }
.skill-level { font-family: var(--font-mono); font-size: .85rem; color: var(--muted); }
.bar { height: 7px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.bar span { display: block; height: 100%; width: var(--level); border-radius: inherit; background: var(--grad); transition: width 1.1s var(--ease); }
.js .skills-card:not(.is-visible) .bar span,
.skills-panel.is-resetting .bar span { width: 0; transition: none; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 28px; }
.stat {
    padding: 26px 20px; text-align: center; border-radius: var(--radius-lg);
    background: var(--surface); border: 1px solid var(--border);
}
.stat strong { display: block; font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.6rem); line-height: 1.1; }
.stat span { color: var(--muted); font-size: .9rem; }

/* ---------- À propos & parcours ---------- */
.about-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.about .prose { font-size: 1.02rem; }
.facts { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 28px; }
.facts li {
    display: flex; align-items: center; gap: 12px;
    padding: 14px; border-radius: var(--radius);
    background: var(--surface); border: 1px solid var(--border);
    font-weight: 600; font-size: .92rem; line-height: 1.35;
}
.facts small { display: block; font-weight: 500; font-size: .76rem; color: var(--muted); }
.fact-icon { display: grid; place-items: center; width: 36px; height: 36px; flex-shrink: 0; border-radius: 10px; background: var(--accent-soft); color: var(--accent); }

.timeline-wrap { padding: 30px; border-radius: var(--radius-xl); background: var(--surface); border: 1px solid var(--border); }
.timeline-heading { display: flex; align-items: center; gap: 10px; font-size: 1.2rem; margin-bottom: 24px; }
.timeline-heading .icon { color: var(--accent); }
.timeline { list-style: none; position: relative; display: grid; gap: 26px; }
.timeline::before { content: ''; position: absolute; left: 17px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--accent-border), var(--border)); }
.tl-item { position: relative; display: grid; grid-template-columns: 36px 1fr; gap: 16px; }
.tl-dot { position: relative; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--accent-border); color: var(--accent); }
.tl-dot .icon { width: 16px; height: 16px; }
.tl-period { font-family: var(--font-mono); font-size: .78rem; color: var(--accent); }
.tl-body h4 { font-size: 1.05rem; margin: 3px 0 2px; }
.tl-org { color: var(--muted); font-size: .9rem; font-weight: 500; }
.tl-desc { color: var(--text-2); font-size: .92rem; margin-top: 6px; }

/* ---------- Réalisations ---------- */
.featured {
    display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 0;
    border-radius: var(--radius-xl); overflow: hidden;
    background: var(--surface); border: 1px solid var(--border);
    margin-bottom: 56px;
}
.featured-media { min-height: 340px; background: var(--surface-2); }
.featured-media img { width: 100%; height: 100%; object-fit: cover; }
.featured-body { padding: 40px; display: flex; flex-direction: column; justify-content: center; gap: 16px; }
.featured-body h3 { font-size: clamp(1.6rem, 3vw, 2.1rem); }
.featured-body p { color: var(--text-2); }

.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 28px; }
.projects-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.project-card {
    display: flex; flex-direction: column; border-radius: var(--radius-lg); overflow: hidden;
    background: var(--surface); border: 1px solid var(--border);
    transition: transform .25s var(--ease), border-color .25s, box-shadow .25s;
}
.project-card:hover { transform: translateY(-4px); border-color: var(--accent-border); box-shadow: var(--shadow); }
.project-card.is-hidden { display: none; }
.project-media { aspect-ratio: 16 / 9; background: var(--surface-2); overflow: hidden; }
.project-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.project-card:hover .project-media img { transform: scale(1.04); }
.project-media.media-fallback .icon { width: 42px; height: 42px; }
.project-body { flex: 1; display: flex; flex-direction: column; gap: 10px; padding: 22px; }
.project-meta { display: flex; gap: 8px; font-size: .78rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.project-meta span + span::before { content: '·'; margin-right: 8px; }
.project-body h3 { font-size: 1.2rem; }
.project-body p { color: var(--text-2); font-size: .93rem; flex: 1; }
.project-body .link-btn { margin-top: 6px; align-self: flex-start; }
.center-actions { display: flex; justify-content: center; margin-top: 28px; }

/* ---------- Espace BTS SIO ---------- */
.espace-cta {
    position: relative; overflow: hidden;
    display: grid; grid-template-columns: auto 1fr auto; gap: 32px; align-items: center;
    padding: 40px; border-radius: var(--radius-xl);
    background:
        radial-gradient(600px 240px at 0% 0%, var(--accent-soft), transparent 70%),
        var(--surface);
    border: 1px solid var(--accent-border);
}
.espace-lock {
    display: grid; place-items: center; width: 84px; height: 84px; border-radius: 24px;
    background: var(--grad); color: var(--accent-ink); box-shadow: var(--glow);
}
.espace-lock .icon { width: 36px; height: 36px; }
.espace-text h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin: 12px 0 10px; }
.espace-text p { color: var(--text-2); max-width: 620px; }
.espace-list { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 16px; font-size: .9rem; font-weight: 600; color: var(--text-2); }
.espace-list li { display: inline-flex; align-items: center; gap: 6px; }
.espace-list .icon { width: 16px; height: 16px; color: var(--success); }
.espace-actions { display: grid; gap: 10px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 24px; align-items: start; }
.contact-info, .contact-form {
    padding: 34px; border-radius: var(--radius-xl);
    background: var(--surface); border: 1px solid var(--border);
}
.contact-info h3 { font-size: 1.4rem; margin-bottom: 12px; }
.contact-info > p { color: var(--text-2); }
.contact-points { list-style: none; display: grid; gap: 14px; margin-top: 26px; }
.contact-points li { display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: .95rem; word-break: break-word; }
.contact-points a:hover { color: var(--accent); }
.socials { display: flex; gap: 10px; margin-top: 26px; }
.contact-form { display: grid; gap: 18px; position: relative; }
.counter.is-ok { color: var(--success); }
.form-footer { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.form-status { font-size: .9rem; font-weight: 600; }
.form-status.is-success { color: var(--success); }
.form-status.is-error { color: var(--danger); }

/* ---------- Pied de page ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 56px 0 28px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 32px; }
.footer-brand p { color: var(--muted); font-size: .92rem; margin-top: 12px; max-width: 300px; }
.site-footer h4 { font-family: var(--font-sans); font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.site-footer ul { list-style: none; display: grid; gap: 9px; font-size: .92rem; }
.site-footer ul a { color: var(--text-2); word-break: break-word; }
.site-footer ul a:hover { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--border); color: var(--muted); font-size: .85rem; }
.footer-bottom span { display: inline-flex; align-items: center; gap: 6px; }
.icon-heart { width: 14px; height: 14px; color: #f87171; fill: #f87171; }

/* ---------- Fenêtre de détail ---------- */
.modal {
    width: min(760px, calc(100% - 32px)); max-height: calc(100dvh - 48px);
    padding: 0; border: 1px solid var(--border-strong); border-radius: var(--radius-xl);
    background: var(--surface); color: var(--text); box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .7);
    overflow: auto;
}
.modal::backdrop { background: rgba(3, 6, 10, .65); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.modal[open] { animation: modalIn .3s var(--ease); }
@keyframes modalIn { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }
.modal-inner { position: relative; }
.modal-close { position: absolute; top: 14px; right: 14px; z-index: 2; }
.modal-media { aspect-ratio: 16 / 7; background: var(--surface-2); }
.modal-media img { width: 100%; height: 100%; object-fit: cover; }
.modal-media.media-fallback .icon { width: 50px; height: 50px; }
.modal-body { padding: 28px 32px 32px; display: grid; gap: 14px; }
.modal-meta { font-size: .8rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--accent); }
.modal-body > h3 { font-size: 1.7rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .hero-visual { max-width: 620px; }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .espace-cta { grid-template-columns: auto 1fr; }
    .espace-actions { grid-column: 1 / -1; grid-template-columns: repeat(2, max-content); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 880px) {
    .main-nav {
        position: absolute; top: 72px; left: 0; right: 0;
        display: none; flex-direction: column; align-items: stretch; gap: 4px;
        padding: 12px var(--gutter) 20px;
        background: var(--bg-elev); border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow);
    }
    .main-nav.is-open { display: flex; animation: fadeUp .25s var(--ease); }
    .main-nav > a { padding: 12px 14px; border-radius: var(--radius); }
    .nav-mobile-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
    .nav-toggle { display: inline-grid; }
    .nav-toggle[aria-expanded="true"] .nav-open-icon { display: none; }
    .nav-toggle[aria-expanded="true"] .nav-close-icon { display: inline; }
    .header-actions { margin-left: auto; }
    .featured { grid-template-columns: 1fr; }
    .featured-media { min-height: 0; aspect-ratio: 16 / 9; }
    .featured-body { padding: 28px; }
    .contact-grid { grid-template-columns: 1fr; }
    .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .hero { padding: 56px 0 72px; }
    .section { padding: 72px 0; }
    .section-head { margin-bottom: 36px; }
    .hero-actions .btn { flex: 1 1 100%; }
    .terminal-body { font-size: .76rem; min-height: 250px; padding: 16px; }
    .skills-card, .timeline-wrap, .contact-info, .contact-form { padding: 22px; }
    .tab { padding: 10px 15px; font-size: .88rem; }
    .projects-grid { grid-template-columns: 1fr; }
    .facts { grid-template-columns: 1fr; }
    .espace-cta { grid-template-columns: 1fr; padding: 28px 22px; gap: 20px; }
    .espace-lock { width: 64px; height: 64px; border-radius: 18px; }
    .espace-actions { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .modal-body { padding: 22px; }
    .nav-mobile-actions { grid-template-columns: 1fr; }
}