/* Venüs Onay — temel tasarım sistemi
   Marka renkleri geldiğinde yalnızca aşağıdaki değişkenler değişir. */

:root {
    --brand: #4338ca;
    --brand-dark: #3730a3;
    --brand-soft: #eef2ff;

    --ink: #0f172a;
    --ink-soft: #475569;
    --ink-faint: #94a3b8;

    --surface: #ffffff;
    --canvas: #f6f7fb;
    --line: #e2e8f0;

    --ok: #059669;
    --ok-soft: #ecfdf5;
    --warn: #d97706;
    --warn-soft: #fffbeb;
    --danger: #dc2626;
    --danger-soft: #fef2f2;
    --info: #0284c7;
    --info-soft: #f0f9ff;

    --radius: 10px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
    --shadow: 0 4px 16px rgba(15, 23, 42, .08);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--canvas);
    color: var(--ink);
    font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14.5px;
    line-height: 1.55;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Uygulama iskeleti ---------- */

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

.sidebar {
    width: 232px;
    flex: 0 0 232px;
    background: var(--surface);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}

.sidebar__brand {
    padding: 18px 20px;
    border-bottom: 1px solid var(--line);
    font-weight: 650;
    font-size: 15px;
    letter-spacing: -.01em;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar__brand img { max-height: 28px; max-width: 130px; }

.sidebar__nav { padding: 12px 10px; flex: 1; overflow-y: auto; }

.sidebar__group {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--ink-faint);
    padding: 14px 10px 6px;
    font-weight: 600;
}

.nav-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    color: var(--ink-soft);
    font-weight: 500;
}

.nav-item:hover { background: var(--canvas); color: var(--ink); text-decoration: none; }
.nav-item.active { background: var(--brand-soft); color: var(--brand-dark); font-weight: 600; }

.nav-item__count {
    background: var(--danger);
    color: #fff;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    padding: 1px 7px;
    min-width: 20px;
    text-align: center;
}

.sidebar__footer {
    border-top: 1px solid var(--line);
    padding: 12px 14px;
    font-size: 13px;
}

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 0 24px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.topbar__title { font-size: 16px; font-weight: 650; letter-spacing: -.01em; }
.topbar__actions { display: flex; align-items: center; gap: 10px; }

.content { padding: 24px; flex: 1; }

/* ---------- Kartlar ve tablolar ---------- */

.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.card__head {
    padding: 14px 18px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.card__title { font-weight: 640; font-size: 14.5px; }
.card__body { padding: 18px; }

.table { width: 100%; border-collapse: collapse; }
.table th {
    text-align: left;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--ink-faint);
    font-weight: 600;
    padding: 10px 18px;
    border-bottom: 1px solid var(--line);
    background: #fbfcfe;
}
.table td { padding: 12px 18px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr:hover { background: #fbfcfe; }

/* ---------- Durum rozetleri ---------- */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 999px;
    white-space: nowrap;
}

.badge--draft   { background: #f1f5f9; color: #475569; }
.badge--internal{ background: var(--info-soft); color: var(--info); }
.badge--client  { background: var(--warn-soft); color: var(--warn); }
.badge--revision{ background: var(--danger-soft); color: var(--danger); }
.badge--approved{ background: var(--ok-soft); color: var(--ok); }
.badge--published { background: var(--brand-soft); color: var(--brand-dark); }
.badge--cancelled { background: #f1f5f9; color: var(--ink-faint); }

/* ---------- Düğmeler ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 560;
    cursor: pointer;
    background: var(--surface);
    color: var(--ink);
    border-color: var(--line);
    transition: background .12s, border-color .12s;
}
.btn:hover { text-decoration: none; background: #f8fafc; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn--primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn--primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); }
.btn--ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn--ok:hover { background: #047857; }
.btn--danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn--danger:hover { background: #b91c1c; }
.btn--ghost { background: transparent; border-color: transparent; color: var(--ink-soft); }
.btn--sm { padding: 5px 10px; font-size: 13px; }

/* ---------- Formlar ---------- */

.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 580; font-size: 13px; margin-bottom: 5px; }
.field .hint { font-size: 12.5px; color: var(--ink-faint); margin-top: 4px; }

.input, .select, .textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: var(--surface);
    color: var(--ink);
}
.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--brand-soft);
}
.textarea { min-height: 130px; resize: vertical; line-height: 1.6; }

.validation-message, .text-danger { color: var(--danger); font-size: 13px; }

/* ---------- Uyarı kutuları ---------- */

.alert { padding: 11px 15px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; border: 1px solid; }
.alert--ok { background: var(--ok-soft); border-color: #a7f3d0; color: #065f46; }
.alert--danger { background: var(--danger-soft); border-color: #fecaca; color: #991b1b; }
.alert--info { background: var(--info-soft); border-color: #bae6fd; color: #075985; }
.alert--warn { background: var(--warn-soft); border-color: #fde68a; color: #92400e; }

/* ---------- Giriş ekranı ---------- */

.auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(1000px 500px at 50% -10%, #e0e7ff 0%, transparent 60%),
        var(--canvas);
}

.auth__card {
    width: 100%;
    max-width: 400px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 32px;
}

.auth__brand { text-align: center; margin-bottom: 6px; font-size: 20px; font-weight: 700; letter-spacing: -.02em; }
.auth__sub { text-align: center; color: var(--ink-faint); font-size: 13.5px; margin-bottom: 26px; }

/* ---------- Yardımcılar ---------- */

.muted { color: var(--ink-faint); }
.small { font-size: 12.5px; }
.stack { display: flex; flex-direction: column; gap: 16px; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.empty { text-align: center; padding: 44px 20px; color: var(--ink-faint); }

.grid-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.stat__label { font-size: 12.5px; color: var(--ink-faint); font-weight: 550; }
.stat__value { font-size: 26px; font-weight: 680; letter-spacing: -.02em; margin-top: 2px; }

@media (max-width: 860px) {
    .sidebar { display: none; }
    .content { padding: 16px; }
}