:root {
    --primary: #1f6feb;
    --primary-dark: #1657c4;
    --danger: #d63939;
    --bg: #f4f6f9;
    --card-bg: #ffffff;
    --border: #e2e6ea;
    --text: #1a2233;
    --muted: #6b7785;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
}

a { color: var(--primary); text-decoration: none; }

/* --- Topbar --- */
.topbar {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 0 20px;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 20;
}
.topbar-logo { font-weight: 700; font-size: 1.1rem; color: var(--text); display: flex; align-items: center; gap: 8px; }
.topbar-nav { display: flex; gap: 18px; flex: 1; }
.topbar-nav a { color: var(--muted); font-weight: 500; display: flex; align-items: center; gap: 6px; }
.topbar-nav a:hover { color: var(--primary); }
.topbar-user { display: flex; align-items: center; gap: 14px; color: var(--muted); }
.topbar-burger { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; margin-left: auto; }

.mobile-nav {
    display: none;
    flex-direction: column;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 56px;
    z-index: 19;
}
.mobile-nav a { padding: 12px 20px; border-bottom: 1px solid var(--border); color: var(--text); display: flex; gap: 8px; align-items: center; }
.mobile-nav.open { display: flex; }

@media (max-width: 720px) {
    .topbar-nav, .topbar-user span { display: none; }
    .topbar-burger { display: block; }
}

.content { max-width: 900px; margin: 0 auto; padding: 24px 16px 60px; }
.footer { text-align: center; color: var(--muted); font-size: 0.85rem; padding: 20px; }

/* --- Auth --- */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.auth-box { background: var(--card-bg); border-radius: var(--radius); padding: 32px; width: 100%; max-width: 380px; box-shadow: 0 4px 20px rgba(0,0,0,.06); }
.auth-logo { font-size: 1.4rem; font-weight: 700; text-align: center; margin-bottom: 20px; display: flex; align-items: center; justify-content: center; gap: 8px; }

/* --- Forms --- */
label { display: block; margin-bottom: 14px; font-weight: 500; font-size: 0.9rem; }
input, select, textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
}
textarea { resize: vertical; }
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
}
.btn:hover { background: var(--primary-dark); }
.btn-block { width: 100%; justify-content: center; }
.btn-outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn-outline:hover { background: rgba(31,111,235,.08); }

.form-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; max-width: 520px; }

/* --- Alerts --- */
.alert { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 0.9rem; }
.alert-error { background: #fdecec; color: var(--danger); }
.alert-success { background: #e7f6ec; color: #1e7e34; }

/* --- Page head --- */
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head h1 { margin: 0 0 4px; font-size: 1.4rem; }
.muted { color: var(--muted); font-size: 0.88rem; }

/* --- Filter bar --- */
.filter-bar { display: flex; gap: 8px; margin-bottom: 20px; }
.filter-bar input { flex: 1; margin: 0; }
.filter-bar select { width: auto; margin: 0; }

/* --- Card list --- */
.card-list { display: flex; flex-direction: column; gap: 10px; }
.card-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    color: var(--text);
}
.card-item-main { display: flex; flex-direction: column; gap: 4px; }
.card-item-meta { display: flex; gap: 14px; color: var(--muted); font-size: 0.85rem; white-space: nowrap; }
.card-item-actions { display: flex; gap: 6px; }
.icon-btn { background: none; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; cursor: pointer; color: var(--muted); }
.icon-btn:hover { color: var(--primary); border-color: var(--primary); }
.icon-btn-danger:hover { color: var(--danger); border-color: var(--danger); }

.empty-state { color: var(--muted); text-align: center; padding: 40px 0; }

/* --- Blocks --- */
.block { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.block h2 { margin-top: 0; font-size: 1.05rem; display: flex; align-items: center; gap: 8px; }
.report-block h2 { margin-bottom: 4px; }
.remarque { white-space: pre-wrap; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--border); }

/* --- Upload --- */
.upload-zone { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
#uploadProgress { margin-bottom: 10px; color: var(--muted); font-size: 0.85rem; }

/* --- Gallery --- */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 10px; }
.gallery-item { position: relative; aspect-ratio: 1; border-radius: 8px; overflow: hidden; background: #eee; cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-delete {
    position: absolute; top: 4px; right: 4px;
    background: rgba(0,0,0,.55); color: #fff; border: none; border-radius: 6px;
    padding: 4px 6px; cursor: pointer; font-size: 0.85rem;
}
.gallery-readonly .gallery-item { cursor: pointer; }

/* --- Modal --- */
.modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); align-items: center; justify-content: center; z-index: 50; padding: 16px; }
.modal.open { display: flex; }
.modal-box { background: var(--card-bg); border-radius: var(--radius); padding: 20px; width: 100%; max-width: 420px; max-height: 90vh; overflow-y: auto; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 10px; }

.modal-box-photo { max-width: 720px; padding: 0; position: relative; background: #000; }
.modal-box-photo img { width: 100%; max-height: 75vh; object-fit: contain; display: block; background: #000; }
.photo-modal-meta { color: #fff; padding: 12px 16px; font-size: 0.85rem; display: flex; flex-direction: column; gap: 4px; }
.modal-close { position: absolute; top: 8px; right: 8px; background: rgba(255,255,255,.15); color: #fff; border: none; border-radius: 50%; width: 34px; height: 34px; cursor: pointer; z-index: 2; }

.hint { color: var(--muted); font-size: 0.82rem; margin-top: 10px; }