/* 사이니지 관리자 */

:root {
    --a-bg: #f8fafc;
    --a-surface: #fff;
    --a-border: #e2e8f0;
    --a-text: #0f172a;
    --a-muted: #64748b;
    --a-accent: #0284c7;
    --a-danger: #dc2626;
}

* { box-sizing: border-box; }

body.sg-admin {
    margin: 0;
    min-height: 100vh;
    font-family: "Pretendard", "Noto Sans KR", system-ui, sans-serif;
    background: var(--a-bg);
    color: var(--a-text);
    font-size: 15px;
    line-height: 1.5;
}

.sg-admin a { color: var(--a-accent); }

.sg-admin-header {
    background: var(--a-surface);
    border-bottom: 1px solid var(--a-border);
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.sg-admin-brand {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
}

.sg-admin-brand a {
    color: inherit;
    text-decoration: none;
}

.sg-admin-brand a:hover {
    color: var(--a-accent);
}

.sg-admin-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
}

.sg-admin-logout {
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--a-border);
    border-radius: 6px;
    text-decoration: none;
    color: var(--a-text);
}

.sg-admin-logout:hover {
    border-color: var(--a-accent);
    color: var(--a-accent);
}

.sg-admin-breadcrumb {
    padding: 0.35rem 1.25rem;
    font-size: 0.85rem;
    color: var(--a-muted);
    background: #f1f5f9;
    border-bottom: 1px solid var(--a-border);
}

.sg-admin-page-title {
    margin: 0 0 1rem;
    font-size: 1.35rem;
    font-weight: 700;
}

.sg-admin-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.75rem;
    font-size: 0.9rem;
}

.sg-admin-nav a { text-decoration: none; }
.sg-admin-nav a:hover { text-decoration: underline; }

.sg-admin-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.25rem;
}

.sg-admin-footer {
    text-align: center;
    padding: 1rem;
    color: var(--a-muted);
    font-size: 0.85rem;
}

.sg-flash {
    padding: 0.65rem 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border: 1px solid var(--a-border);
}

.sg-flash--ok { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.sg-flash--err { background: #fef2f2; border-color: #fecaca; color: #991b1b; }

.sg-table-wrap { overflow-x: auto; margin: 1rem 0; }

table.sg-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--a-surface);
    border: 1px solid var(--a-border);
    border-radius: 8px;
    overflow: hidden;
}

.sg-table th, .sg-table td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--a-border);
    vertical-align: top;
}

.sg-table th { background: #f1f5f9; font-weight: 600; font-size: 0.85rem; }

.sg-form label {
    display: block;
    margin: 0.75rem 0 0.25rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.sg-form input[type="text"],
.sg-form input[type="password"],
.sg-form input[type="datetime-local"],
.sg-form input[type="number"],
.sg-form input[type="file"],
.sg-form select,
.sg-form textarea {
    width: 100%;
    max-width: 32rem;
    padding: 0.45rem 0.65rem;
    border: 1px solid var(--a-border);
    border-radius: 6px;
    font: inherit;
}

.sg-form textarea { min-height: 5rem; max-width: 100%; }

.sg-preline {
    white-space: pre-line;
    vertical-align: top;
    max-width: 40rem;
}

.sg-form button, .sg-btn {
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    background: var(--a-accent);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
}

.sg-btn--secondary {
    background: #475569;
}

.sg-btn--danger {
    background: var(--a-danger);
}

.sg-muted { color: var(--a-muted); font-size: 0.9rem; }

.sg-login-box {
    max-width: 360px;
    margin: 3rem auto;
    padding: 1.5rem;
    background: var(--a-surface);
    border: 1px solid var(--a-border);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

.sg-login-box h1 { margin: 0 0 1rem; font-size: 1.25rem; }

.sg-upload-progress {
    margin-top: 0.75rem;
    max-width: 32rem;
}

.sg-upload-progress[hidden] {
    display: none !important;
}

.sg-upload-progress__bar {
    width: 100%;
    height: 10px;
    appearance: none;
}

.sg-upload-progress__text {
    margin-top: 0.35rem;
    font-size: 0.85rem;
    color: var(--a-muted);
}