:root {
    --bg: #0b0f14;
    --bg-2: #101722;
    --panel: #121a24;
    --panel-2: #172231;
    --text: #e7eef7;
    --muted: #9fb0c4;
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.16);
    --accent: #7dd3fc;
    --accent-soft: rgba(125, 211, 252, 0.18);
    --shadow: 0 14px 32px rgba(0, 0, 0, 0.28);

    --track-col: 34px;
    --date-col: 120px;
    --gap: 16px;
    --rail-x: 17px; /* centre de la colonne track */
    --pill-height: 40px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.65;
    background:
        radial-gradient(circle at top, rgba(125, 211, 252, 0.08), transparent 28%),
        linear-gradient(180deg, #0a0f15 0%, #0b1017 100%);
}

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

a {
    color: inherit;
    text-decoration: none;
}

.page {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0 56px;
}

/* =========================
   HERO
   ========================= */

.hero {
    margin-bottom: 26px;
}

.hero-inner {
    position: relative;
    overflow: hidden;
    padding: 34px 36px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
        linear-gradient(135deg, rgba(125, 211, 252, 0.08), rgba(125, 211, 252, 0.02));
    box-shadow: var(--shadow);
}

.eyebrow {
    display: inline-block;
    margin-bottom: 12px;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(125, 211, 252, 0.08);
    border: 1px solid rgba(125, 211, 252, 0.16);
    color: #bfe9fb;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0 0 12px;
    font-size: clamp(36px, 6vw, 64px);
    line-height: 0.95;
    letter-spacing: -0.04em;
}

.hero p {
    max-width: 860px;
    margin: 0;
    color: var(--muted);
    font-size: 17px;
}

/* =========================
   TIMELINE
   ========================= */

.timeline {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding: 8px 0 24px;
}

.timeline::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--rail-x);
    width: 2px;
    transform: translateX(-50%);
    background: linear-gradient(
        180deg,
        rgba(125, 211, 252, 0.08) 0%,
        rgba(125, 211, 252, 0.28) 8%,
        rgba(125, 211, 252, 0.28) 92%,
        rgba(125, 211, 252, 0.08) 100%
    );
    border-radius: 999px;
    pointer-events: none;
}

.update {
    position: relative;
    display: grid;
    grid-template-columns: var(--track-col) var(--date-col) minmax(0, 1fr);
    column-gap: var(--gap);
    align-items: start;
}

/* petit trait horizontal de la frise vers la date */
.update::before {
    content: "";
    position: absolute;
    left: var(--rail-x);
    top: calc(var(--pill-height) / 2);
    width: calc(var(--track-col) - var(--rail-x));
    height: 2px;
    transform: translateY(-50%);
    background: rgba(125, 211, 252, 0.34);
    border-radius: 999px;
    pointer-events: none;
}

.date-pill {
    grid-column: 2;
    position: sticky;
    top: 14px;
    z-index: 2;
    justify-self: start;
    display: inline-flex;
    align-items: center;
    min-height: var(--pill-height);
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid rgba(125, 211, 252, 0.18);
    background: rgba(16, 24, 36, 0.94);
    color: #d7f3ff;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.02em;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(8px);
}

/* badge bleu centré pile sur l'intersection */
.date-pill::before {
    content: "";
    position: absolute;
    left: calc(-1 * var(--gap) - var(--track-col) + var(--rail-x));
    top: 50%;
    width: 14px;
    height: 14px;
    transform: translate(-50%, -50%);
    border-radius: 999px;
    background: var(--accent);
    border: 3px solid #0b0f14;
    box-shadow:
        0 0 0 4px var(--accent-soft),
        0 0 18px rgba(125, 211, 252, 0.22);
    pointer-events: none;
}

.date-pill.muted {
    color: #d7dde6;
    border-color: rgba(148, 163, 184, 0.18);
}

.date-pill.muted::before {
    background: #94a3b8;
    box-shadow:
        0 0 0 4px rgba(148, 163, 184, 0.12),
        0 0 16px rgba(148, 163, 184, 0.16);
}

.update-body {
    grid-column: 3;
    position: relative;
    min-width: 0;
    padding: 22px 24px 24px;
    border-radius: 22px;
    border: 1px solid var(--line);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0.012)),
        linear-gradient(180deg, #121a24 0%, #101720 100%);
    box-shadow: var(--shadow);
}

.update-body h2 {
    margin: 0 0 10px;
    font-size: clamp(24px, 3vw, 34px);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.update-body h3 {
    margin: 18px 0 8px;
    font-size: 16px;
    color: #d9e8f6;
}

.update-body p {
    margin: 0 0 12px;
    color: var(--muted);
    overflow-wrap: anywhere;
}

.update-body p:last-child {
    margin-bottom: 0;
}

/* =========================
   CONTENT BLOCKS
   ========================= */

.note-box {
    margin: 14px 0 16px;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.025);
}

pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.code-block,
.note-box pre {
    color: #d8e6f5;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 13px;
    line-height: 1.6;
}

.code-block {
    margin: 12px 0;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(125, 211, 252, 0.10);
    background: rgba(125, 211, 252, 0.06);
}

.image-group {
    margin: 16px 0 14px;
}

.image-group.single {
    display: block;
}

.image-group.grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.shot {
    display: block;
    overflow: hidden;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: #0d141d;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.22);
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.shot:hover {
    transform: translateY(-2px);
    border-color: rgba(125, 211, 252, 0.24);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.26);
}

.shot img {
    width: 100%;
    height: auto;
}

.table-wrap {
    margin: 16px 0;
    overflow-x: auto;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.02);
}

.dev-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 560px;
}

.dev-table th,
.dev-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    color: var(--muted);
}

.dev-table th {
    color: var(--text);
    font-weight: 700;
    background: rgba(255, 255, 255, 0.02);
}

.dev-table tr:last-child td {
    border-bottom: none;
}

.footer {
    margin-top: 26px;
    text-align: center;
    color: var(--muted);
    font-size: 14px;
    opacity: 0.8;
}

/* =========================
   RESPONSIVE
   ========================= */

@media (max-width: 900px) {
    :root {
        --date-col: 108px;
        --gap: 14px;
    }

    .page {
        width: min(100% - 20px, 1180px);
    }

    .hero-inner,
    .update-body {
        padding-left: 20px;
        padding-right: 20px;
    }

    .update-body h2 {
        font-size: 26px;
    }
}

@media (max-width: 720px) {
    :root {
        --track-col: 28px;
        --date-col: auto;
        --gap: 12px;
        --rail-x: 14px;
    }

    .timeline {
        gap: 16px;
    }

    .update {
        grid-template-columns: var(--track-col) minmax(0, 1fr);
        column-gap: 14px;
    }

    .update::before {
        width: calc(var(--track-col) - var(--rail-x));
        top: 20px;
    }

    .date-pill {
        grid-column: 2;
        position: relative;
        top: auto;
        margin-bottom: 10px;
    }

    .date-pill::before {
        left: calc(-14px - var(--gap));
    }

    .update-body {
        grid-column: 2;
        padding: 18px;
        border-radius: 18px;
    }

    .image-group.grid {
        grid-template-columns: 1fr;
    }

    .hero-inner {
        padding: 24px 20px;
        border-radius: 20px;
    }
}