:root {
    --brand: #0f766e;
    --brand-dark: #115e59;
    --accent: #b45309;
    --bg: #f8fafc;
    --panel: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --danger: #b91c1c;
    --ok: #15803d;
    --radius: 10px;
    --maxw: 960px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.55;
}

/* Arabic gets a slightly larger, more legible rendering */
:root[dir="rtl"] body, [dir="rtl"] { font-size: 1.03rem; }

a { color: var(--brand-dark); }
h1, h2, h3 { color: var(--brand-dark); line-height: 1.25; }

.app-shell { min-height: 100vh; display: flex; flex-direction: column; }

.site-header {
    display: flex; align-items: center; justify-content: space-between;
    gap: 1rem; padding: 0.75rem 1.25rem; background: var(--panel);
    border-bottom: 3px solid var(--brand);
}
.brand { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--text); }
.brand-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border-radius: 50%; background: var(--brand); color: #fff;
    font-weight: 700;
}
.brand-text { display: flex; flex-direction: column; }
.brand-text small { color: var(--muted); }

.site-main { flex: 1; width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 1.5rem 1.25rem; }
.site-footer {
    display: flex; justify-content: space-between; gap: 1rem;
    padding: 1rem 1.25rem; color: var(--muted); border-top: 1px solid var(--border);
}

/* language selector */
.lang-selector { display: flex; gap: 0.5rem; }
.lang-link { padding: 0.3rem 0.7rem; border-radius: 999px; border: 1px solid var(--border); text-decoration: none; }
.lang-link.active { background: var(--brand); color: #fff; border-color: var(--brand); }

/* hero / home */
.hero { text-align: center; padding: 1rem; }
.lead { font-size: 1.2rem; color: var(--muted); }
.lang-choice { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.lang-choice-btn {
    display: block; min-width: 140px; padding: 1rem; border: 2px solid var(--brand);
    border-radius: var(--radius); text-decoration: none; font-size: 1.2rem; color: var(--brand-dark);
}
.lang-choice-btn:hover { background: var(--brand); color: #fff; }

/* buttons */
.btn {
    display: inline-block; padding: 0.6rem 1.1rem; border-radius: var(--radius);
    border: 1px solid transparent; font: inherit; cursor: pointer; text-decoration: none; text-align: center;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-secondary { background: #fff; color: var(--brand-dark); border-color: var(--brand); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-danger { background: var(--danger); color: #fff; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.link { background: none; border: none; color: var(--brand-dark); cursor: pointer; text-decoration: underline; padding: 0; }

/* cards / panels */
.card, .panel {
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 1.1rem 1.25rem; margin: 1rem 0;
}

/* wizard */
.progress-steps { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; padding: 0; margin: 1rem 0; }
.progress-steps li { display: flex; align-items: center; gap: 0.4rem; padding: 0.35rem 0.6rem; border-radius: 999px; background: #eef2f7; color: var(--muted); font-size: 0.9rem; }
.progress-steps li.current { background: var(--brand); color: #fff; }
.progress-steps li.done { background: #d1fae5; color: var(--ok); }
.step-num { font-weight: 700; }
.wizard-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1.5rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0.85rem; }
label { display: block; font-weight: 600; margin-bottom: 0.25rem; }
input, select, textarea {
    width: 100%; padding: 0.5rem 0.6rem; border: 1px solid var(--border); border-radius: 8px;
    font: inherit; background: #fff;
}
textarea { min-height: 70px; }
.check, .radio { display: flex; align-items: flex-start; gap: 0.5rem; font-weight: 400; margin: 0.4rem 0; }
.check input, .radio input { width: auto; margin-top: 0.25rem; }
.radio-list { display: flex; flex-direction: column; gap: 0.3rem; }
.question { font-weight: 600; }
.hint, .note { color: var(--muted); font-size: 0.92rem; }

.participant-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; margin: 0.75rem 0; }
.participant-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.doc-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; padding: 0.6rem 0; border-bottom: 1px solid var(--border); }
.ok { color: var(--ok); font-weight: 600; }
.err { color: var(--danger); font-weight: 600; }

.error-summary { border: 1px solid var(--danger); background: #fef2f2; color: var(--danger); border-radius: var(--radius); padding: 0.75rem 1rem; }
.error-summary ul { margin: 0; padding-inline-start: 1.2rem; }

.total { margin-top: 1rem; font-size: 1.1rem; }
.info dt { font-weight: 700; margin-top: 0.5rem; }
.info dd { margin: 0 0 0.3rem 0; }

/* confirmation */
.confirmation { text-align: center; max-width: 600px; margin: 0 auto; }
.badge-ok { width: 64px; height: 64px; border-radius: 50%; background: var(--ok); color: #fff; font-size: 2rem; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.confirmation .info { text-align: start; display: inline-block; }

/* tables */
table.data, .summary table, .contract table { width: 100%; border-collapse: collapse; margin: 0.5rem 0; }
table.data th, table.data td, .summary td, .summary th, .contract th, .contract td { border: 1px solid var(--border); padding: 0.5rem 0.6rem; text-align: start; }
table.data th { background: #f1f5f9; }

/* admin */
.admin-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.admin-nav { background: #0f172a; color: #e2e8f0; padding: 1rem; display: flex; flex-direction: column; gap: 0.5rem; }
.admin-nav a { color: #cbd5e1; text-decoration: none; display: block; padding: 0.5rem 0.6rem; border-radius: 8px; }
.admin-nav a:hover, .admin-nav a.active { background: #1e293b; color: #fff; }
.admin-brand { font-weight: 700; font-size: 1.1rem; margin-bottom: 0.5rem; color: #fff; }
.admin-content { padding: 1.5rem; overflow-x: auto; }
.logout-form { margin-top: auto; }
.admin-login { max-width: 420px; margin: 2rem auto; }
.stack { display: flex; flex-direction: column; gap: 0.75rem; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0.75rem; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; text-align: center; }
.stat-num { display: block; font-size: 1.6rem; font-weight: 700; color: var(--brand-dark); }
.stat-label { color: var(--muted); font-size: 0.9rem; }
.dist { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.dist li { background: #eef2f7; padding: 0.35rem 0.7rem; border-radius: 999px; }

.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin: 1rem 0; }
.filters input, .filters select { width: auto; }
.list-head, .detail-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.pager { display: flex; align-items: center; gap: 1rem; margin-top: 1rem; }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }

.prose { max-width: 720px; }

/* contract */
.contract { background: #fff; max-width: 800px; margin: 1rem auto; padding: 2rem; }
.contract .signatures { display: flex; gap: 2rem; margin-top: 1.5rem; }
.contract .signatures > div { flex: 1; }
.sign-line { margin-top: 2.5rem; border-top: 1px solid #333; }
.toolbar { display: flex; gap: 0.5rem; margin-bottom: 1rem; }

/* responsive */
@media (max-width: 760px) {
    .admin-shell { grid-template-columns: 1fr; }
    .admin-nav { flex-direction: row; flex-wrap: wrap; }
    .logout-form { margin-inline-start: auto; }
}

/* print — contract only */
@media print {
    .no-print, .site-header, .site-footer, .admin-nav, .toolbar, .wizard-nav { display: none !important; }
    .admin-shell { display: block; }
    .admin-content { padding: 0; }
    body { background: #fff; }
    .contract { margin: 0; padding: 0; max-width: 100%; }
    h2 { page-break-after: avoid; }
    table { page-break-inside: avoid; }
    @page { size: A4; margin: 1.5cm; }
}