:root {
    --bg: #eef2f6;
    --surface: #ffffff;
    --text: #1f2933;
    --muted: #5f6b7a;
    --border: #d7dee7;
    --primary: #0b5cab;
    --primary-dark: #084987;
    --secondary: #5b6775;
    --danger: #b42318;
    --success-bg: #e8f7ee;
    --success-text: #0f5132;
    --error-bg: #fdecec;
    --error-text: #7a1f1f;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    --radius: 14px;
}

* { box-sizing: border-box; }

body.site-body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text);
    /* background:
        radial-gradient(circle at top left, rgba(11, 92, 171, 0.12), transparent 28%),
        linear-gradient(180deg, #f7f9fc 0%, var(--bg) 100%); */
    min-height: 100vh;
}

a {color: #dbc728;text-decoration: none;}
a:hover { text-decoration: underline; }

.container {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
}

.site-topbar {
    background: rgb(255 216 102);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 20;
}

.topbar-inner,
.d-flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.topbar-inner {
    min-height: 64px;
}

.brand-link {
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}

.site-topbar nav {
    display: flex;
    gap: 1rem;
}

.page-hero {
    background: linear-gradient(135deg, #0b5cab 0%, #123b6d 100%);
    color: #fff;
    padding: 2.5rem 0;
}

.hero-inner { display: block; }

.hero-brand {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.hero-logo {
    max-width: 180px;
    background: rgba(255,255,255,0.95);
    border-radius: 12px;
    padding: 0.75rem;
}

.page-hero h1 {
    margin: 0 0 0.5rem;
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    /* color: #fff; */
}

.page-hero p {
    margin: 0;
    max-width: 48rem;
    color: rgba(255,255,255,0.92);
    line-height: 1.5;
}

.page-body {
    padding: 1.5rem 0 3rem;
}

.card-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.25rem 1.4rem;
    margin-bottom: 1.25rem;
}

.section-heading h1,
.section-heading h2,
.subheading {
    margin: 0 0 0.35rem;
}

.section-heading p,
.muted {
    color: var(--muted);
}

.mb-0 { margin-bottom: 0 !important; }
.mt-3 { margin-top: 1rem; }
.text-end { text-align: right; }

.arch-toolbar {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.arch-toggle {
    display: inline-flex;
    background: #eef3f8;
    border-radius: 999px;
    padding: 0.25rem;
    gap: 0.25rem;
}

.arch-btn,
.btn {
    appearance: none;
    border: 0;
    cursor: pointer;
    font: inherit;
}

.arch-btn {
    border-radius: 999px;
    padding: 0.55rem 1rem;
    background: transparent;
    color: var(--muted);
    font-weight: 600;
}

.arch-btn.active {
    background: #fff;
    color: var(--primary);
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.12);
}

.package-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.package-card {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    background: linear-gradient(180deg, #fff 0%, #fbfcfe 100%);
    min-height: 100%;
}

.package-card-top {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.package-card h3 {
    margin: 0 0 0.35rem;
    font-size: 1.15rem;
}

.badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.2rem 0.6rem;
    font-size: 0.78rem;
    font-weight: 700;
    background: #0b5cab;
    color: #fff;
}

.badge-soft {
    background: #e8eef7;
    color: #234;
}

.package-meta {
    display: grid;
    gap: 0.65rem;
    margin-bottom: 1rem;
}

.meta-label {
    display: block;
    color: var(--muted);
    font-size: 0.8rem;
    margin-bottom: 0.15rem;
}

.file-name {
    word-break: break-all;
    font-weight: 600;
}

.package-actions,
.form-actions {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    padding: 0.65rem 1rem;
    font-weight: 600;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover { background: var(--primary-dark); color: #fff; text-decoration: none; }

.btn-secondary {
    background: #eef2f6;
    color: #243447;
}

.btn-danger {
    background: #fdecec;
    color: var(--danger);
}

.btn-sm {
    padding: 0.4rem 0.7rem;
    font-size: 0.9rem;
}

.history-block {
    margin-top: 1rem;
    border-top: 1px solid var(--border);
    padding-top: 0.75rem;
}

.history-block summary {
    cursor: pointer;
    color: var(--primary);
    font-weight: 600;
}

.table-responsive { overflow-x: auto; }

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem 0.6rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: middle;
}

.table th {
    font-size: 0.85rem;
    color: var(--muted);
    background: #f7f9fc;
}

.compact-table th,
.compact-table td {
    padding: 0.55rem 0.5rem;
}

.notes-cell {
    max-width: 280px;
    white-space: pre-wrap;
    color: var(--muted);
    font-size: 0.92rem;
}

.empty-inline {
    color: var(--muted);
    padding: 0.75rem 0;
}

.older-section {
    border-style: dashed;
}

.flash {
    margin: 1rem auto 0;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    width: min(1120px, calc(100% - 2rem));
}

.flash-success {
    background: var(--success-bg);
    color: var(--success-text);
}

.flash-error {
    background: var(--error-bg);
    color: var(--error-text);
}

.auth-card {
    max-width: 480px;
    margin: 2rem auto;
}

.admin-form .form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.form-field-full { grid-column: 1 / -1; }

.form-field label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 600;
}

.form-control {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.7rem 0.8rem;
    font: inherit;
    background: #fff;
}

.checkbox-label {
    display: flex;
    gap: 0.55rem;
    align-items: center;
    font-weight: 500;
}

.form-actions { margin-top: 1rem; }

.site-footer {
    padding: 1.5rem 0 2rem;
    color: var(--muted);
    text-align: center;
}

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    display: grid;
    place-items: center;
    z-index: 50;
    padding: 1rem;
}

.overlay[hidden] { display: none !important; }

.overlay-panel {
    width: min(640px, 100%);
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.overlay-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.1rem;
    border-bottom: 1px solid var(--border);
}

.overlay-header h3 { margin: 0; }

.close-btn {
    border: 0;
    background: transparent;
    font-size: 1.6rem;
    line-height: 1;
    cursor: pointer;
}

.overlay-body {
    padding: 1.1rem;
    white-space: pre-wrap;
    line-height: 1.5;
}

@media (max-width: 720px) {
    .hero-brand { flex-direction: column; align-items: flex-start; }
    .admin-form .form-grid { grid-template-columns: 1fr; }
    .arch-toolbar { align-items: stretch; }
}