/* ─────────────────────────────────────────────────────────────────────────────
   MASRAB Magazine — Glassmorphism Design System
   Theme: Light Blue  |  Style: Glass / Frosted UI
   ───────────────────────────────────────────────────────────────────────────── */

/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-primary:        #2563eb;
    --color-primary-light:  #3b82f6;
    --color-primary-glow:   rgba(37, 99, 235, 0.20);
    --color-accent:         #1d4ed8;
    --color-accent-soft:    rgba(37, 99, 235, 0.10);

    --bg-start:   #f0f4ff;
    --bg-mid:     #e8efff;
    --bg-end:     #f5f8ff;

    --glass-bg:           rgba(255, 255, 255, 0.65);
    --glass-bg-hover:     rgba(255, 255, 255, 0.85);
    --glass-bg-strong:    rgba(255, 255, 255, 0.78);
    --glass-border:       rgba(37, 99, 235, 0.13);
    --glass-border-hover: rgba(37, 99, 235, 0.28);
    --glass-shadow:       0 8px 32px rgba(37, 99, 235, 0.10);
    --glass-shadow-lg:    0 20px 60px rgba(37, 99, 235, 0.15);
    --glass-blur:         blur(16px);
    --glass-blur-sm:      blur(8px);

    --color-text:        #1e293b;
    --color-text-muted:  #475569;
    --color-text-dim:    #94a3b8;
    --color-text-bright: #0f172a;

    --color-success:      #059669;
    --color-warning:      #d97706;
    --color-danger:       #dc2626;
    --color-info:         #0891b2;

    --color-success-soft: rgba(5, 150, 105, 0.10);
    --color-warning-soft: rgba(217, 119, 6, 0.10);
    --color-danger-soft:  rgba(220, 38, 38, 0.10);
    --color-info-soft:    rgba(8, 145, 178, 0.10);

    --sidebar-width: 250px;
    --header-height: 64px;
    --radius-sm:     6px;
    --radius:        12px;
    --radius-lg:     16px;
    --radius-xl:     24px;

    --transition:    0.2s ease;
    --transition-md: 0.3s ease;

    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--color-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(ellipse at 20% 10%, rgba(37,99,235,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(96,165,250,0.07) 0%, transparent 50%),
        linear-gradient(160deg, var(--bg-start) 0%, var(--bg-mid) 50%, var(--bg-end) 100%);
    background-attachment: fixed;
}

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }
img { max-width: 100%; display: block; }
ul  { list-style: none; }

/* ── Container ────────────────────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ── Header ───────────────────────────────────────────────────────────────── */
.header {
    position: sticky;
    top: 0;
    z-index: 200;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 1px 24px rgba(37, 99, 235, 0.08);
}

.header__inner {
    height: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    color: var(--color-text-bright);
    font-weight: 700;
    font-size: 1.125rem;
    text-decoration: none;
    letter-spacing: -0.01em;
}
.header__logo:hover { color: var(--color-text-bright); opacity: 0.8; }

.header__logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    color: #fff;
    box-shadow: 0 0 12px var(--color-primary-glow);
}

.header__nav,
.header__user,
.header__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header__user-name {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ── Language switcher ────────────────────────────────────────────────────── */
.lang-switcher {
    position: relative;
}

.lang-switcher__btn {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.6rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    color: var(--color-text);
    cursor: pointer;
    font-size: 0.85rem;
    transition: border-color var(--transition), background var(--transition);
}

.lang-switcher__btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.lang-switcher__current {
    font-size: 1rem;
    line-height: 1;
}

.lang-switcher__caret {
    transition: transform var(--transition);
    opacity: 0.6;
}

.lang-switcher--open .lang-switcher__caret {
    transform: rotate(180deg);
}

.lang-switcher__dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    background: rgba(255, 255, 255, 0.97);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.12);
    min-width: 130px;
    z-index: 200;
    overflow: hidden;
}

.lang-switcher--open .lang-switcher__dropdown {
    display: block;
}

.lang-switcher__option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1rem;
    font-size: 0.875rem;
    color: var(--color-text);
    text-decoration: none;
    transition: background var(--transition);
}

.lang-switcher__option:hover {
    background: var(--color-accent-soft);
    color: var(--color-primary);
}

.lang-switcher__option--active {
    color: var(--color-primary);
    font-weight: 600;
    background: var(--color-accent-soft);
}

.lang-switcher__flag {
    font-size: 1rem;
    line-height: 1;
}

/* ── Page wrapper ─────────────────────────────────────────────────────────── */
.page-wrapper {
    display: flex;
    flex: 1;
    min-height: calc(100vh - var(--header-height));
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    background: rgba(255, 255, 255, 0.60);
    backdrop-filter: var(--glass-blur-sm);
    -webkit-backdrop-filter: var(--glass-blur-sm);
    border-inline-end: 1px solid var(--glass-border);
    padding: 1.5rem 0;
    flex-shrink: 0;
}

.sidebar__menu {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0 0.75rem;
}

.sidebar__link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius);
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 0.875rem;
    transition: all var(--transition);
    border: 1px solid transparent;
}
.sidebar__link:hover {
    background: rgba(37, 99, 235, 0.07);
    color: var(--color-primary);
    border-color: var(--glass-border);
}
.sidebar__link--active {
    background: linear-gradient(135deg, rgba(37,99,235,0.12), rgba(96,165,250,0.07));
    color: var(--color-primary);
    border-color: rgba(37,99,235,0.22);
    box-shadow: 0 0 12px rgba(37,99,235,0.10);
    font-weight: 600;
}
.sidebar__icon { font-size: 0.7rem; opacity: 0.5; }
.sidebar__link--active .sidebar__icon { opacity: 1; }

/* ── Main content ─────────────────────────────────────────────────────────── */
.main-content {
    flex: 1;
    padding: 2rem 2.5rem;
    overflow-y: auto;
}
.main-content--full { max-width: 100%; }

/* ── Footer ───────────────────────────────────────────────────────────────── */
.footer {
    background: rgba(255, 255, 255, 0.60);
    backdrop-filter: var(--glass-blur-sm);
    border-top: 1px solid var(--glass-border);
    padding: 1rem 1.5rem;
}
.footer__inner {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer__text,
.footer__version { font-size: 0.8rem; color: var(--color-text-dim); }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    padding: 0.5rem 1.125rem;
    border-radius: var(--radius);
    font-family: var(--font-family);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
    letter-spacing: 0.01em;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    border-color: rgba(255,255,255,0.2);
    box-shadow: 0 4px 15px var(--color-primary-glow);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    color: #fff;
    box-shadow: 0 6px 20px rgba(37,99,235,0.35);
    transform: translateY(-1px);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.80);
    color: var(--color-text);
    border-color: var(--glass-border);
}
.btn-outline:hover {
    background: rgba(255, 255, 255, 0.96);
    border-color: var(--glass-border-hover);
    color: var(--color-primary);
}

.btn-success {
    background: linear-gradient(135deg, #047857, var(--color-success));
    color: #fff;
    box-shadow: 0 4px 12px rgba(5,150,105,0.25);
}
.btn-success:hover { opacity: 0.9; transform: translateY(-1px); color: #fff; }

.btn-danger {
    background: linear-gradient(135deg, #b91c1c, var(--color-danger));
    color: #fff;
    box-shadow: 0 4px 12px rgba(220,38,38,0.25);
}
.btn-danger:hover { opacity: 0.9; transform: translateY(-1px); color: #fff; }

.btn-warning {
    background: linear-gradient(135deg, #b45309, var(--color-warning));
    color: #fff;
    box-shadow: 0 4px 12px rgba(217,119,6,0.25);
}
.btn-warning:hover { opacity: 0.9; transform: translateY(-1px); color: #fff; }

.btn-secondary {
    background: rgba(255, 255, 255, 0.75);
    color: var(--color-text);
    border-color: var(--glass-border);
}
.btn-secondary:hover { background: rgba(255,255,255,0.96); color: var(--color-primary); }

.btn-sm { padding: 0.3rem 0.75rem; font-size: 0.8125rem; }
.btn-lg { padding: 0.75rem 2rem; font-size: 1rem; border-radius: var(--radius-lg); }

/* ── Badges ───────────────────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.65rem;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border: 1px solid transparent;
}
.badge-primary   { background: rgba(37,99,235,0.12);   color: #1d4ed8; border-color: rgba(37,99,235,0.25); }
.badge-secondary { background: rgba(0,0,0,0.06);       color: #475569; border-color: rgba(0,0,0,0.12); }
.badge-success   { background: rgba(5,150,105,0.12);   color: #047857; border-color: rgba(5,150,105,0.28); }
.badge-danger    { background: rgba(220,38,38,0.12);   color: #b91c1c; border-color: rgba(220,38,38,0.28); }
.badge-warning   { background: rgba(217,119,6,0.12);   color: #b45309; border-color: rgba(217,119,6,0.28); }
.badge-info      { background: rgba(8,145,178,0.12);   color: #0369a1; border-color: rgba(8,145,178,0.28); }
.badge-lg { font-size: 0.8125rem; padding: 0.25rem 0.75rem; }

/* ── Alerts ───────────────────────────────────────────────────────────────── */
.alert {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.875rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    backdrop-filter: var(--glass-blur-sm);
    border: 1px solid;
}
.alert-success { background: rgba(5,150,105,0.10);  border-color: rgba(5,150,105,0.30);  color: #047857; }
.alert-danger  { background: rgba(220,38,38,0.10);  border-color: rgba(220,38,38,0.30);  color: #b91c1c; }
.alert-warning { background: rgba(217,119,6,0.10);  border-color: rgba(217,119,6,0.30);  color: #b45309; }
.alert-info    { background: rgba(8,145,178,0.10);  border-color: rgba(8,145,178,0.30);  color: #0369a1; }

.alert-close {
    background: none; border: none; cursor: pointer;
    font-size: 1rem; opacity: 0.5; padding: 0;
    color: inherit; flex-shrink: 0;
}
.alert-close:hover { opacity: 1; }

/* ── Forms ────────────────────────────────────────────────────────────────── */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    margin-bottom: 1.25rem;
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
}
.form-label .required { color: var(--color-danger); margin-inline-start: 2px; }

.form-control {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid rgba(37, 99, 235, 0.18);
    border-radius: var(--radius);
    font-family: var(--font-family);
    font-size: 0.875rem;
    color: var(--color-text-bright);
    background: rgba(255, 255, 255, 0.82);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    appearance: none;
}
.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}
.form-control::placeholder { color: var(--color-text-dim); }
.form-control.is-invalid   { border-color: rgba(220,38,38,0.50); }

select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-inline-end: 2.5rem;
    background-color: rgba(255,255,255,0.82);
}

select.form-control option { background: #fff; color: #0f172a; }

textarea.form-control { resize: vertical; min-height: 100px; }

.form-error { font-size: 0.8125rem; color: var(--color-danger); margin-top: 0.25rem; }
.form-hint  { font-size: 0.8125rem; color: var(--color-text-dim); }

/* ── Tag Input ───────────────────────────────────────────────────────────── */
.tags-input-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.375rem;
    width: 100%;
    min-height: 2.6rem;
    padding: 0.375rem 0.625rem;
    border: 1px solid rgba(37, 99, 235, 0.18);
    border-radius: var(--radius);
    background: rgba(255,255,255,0.72);
    cursor: text;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.tags-input-wrapper:focus-within {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}
.tags-input-wrapper.is-invalid { border-color: rgba(220,38,38,0.50); }
.tag-item {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.55rem;
    background: rgba(37,99,235,0.10);
    color: #1d4ed8;
    border: 1px solid rgba(37,99,235,0.22);
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 500;
    white-space: nowrap;
}
.tag-item__remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
    border: none;
    background: none;
    color: #1d4ed8;
    cursor: pointer;
    padding: 0;
    font-size: 0.875rem;
    line-height: 1;
    opacity: 0.6;
    border-radius: 50%;
    transition: opacity 0.15s, background 0.15s;
}
.tag-item__remove:hover { opacity: 1; background: rgba(37,99,235,0.15); }
.tags-input-field {
    flex: 1;
    min-width: 120px;
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.9375rem;
    color: var(--color-text);
    padding: 0.125rem 0;
    font-family: inherit;
}
.tags-input-field::placeholder { color: var(--color-text-dim); }

/* ── Captcha ─────────────────────────────────────────────────────────────── */
.captcha-row {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}
.captcha-question {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.1rem;
    background: rgba(37, 99, 235, 0.07);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.04em;
    white-space: nowrap;
    user-select: none;
}
.captcha-input {
    width: 90px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    flex-shrink: 0;
}

/* ── Form row ─────────────────────────────────────────────────────────────── */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 1.25rem;
}

/* ── Detail list (key-value pairs) ───────────────────────────────────────── */
.detail-list { display: grid; gap: 0; }
.detail-list__row {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 0.5rem 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--glass-border);
    align-items: baseline;
}
.detail-list__row:last-child { border-bottom: none; }
.detail-list__row dt { font-size: 0.8125rem; color: var(--color-text-muted); font-weight: 500; }
.detail-list__row dd { font-size: 0.9375rem; color: var(--color-text-bright); }

/* ── Cards ────────────────────────────────────────────────────────────────── */
.card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    overflow: hidden;
    transition: box-shadow var(--transition-md), border-color var(--transition-md);
}
.card:hover { border-color: var(--glass-border-hover); box-shadow: var(--glass-shadow-lg); }

.card-header {
    padding: 1.125rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: rgba(37, 99, 235, 0.03);
}
.card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text-bright);
    letter-spacing: -0.01em;
}
.card-body   { padding: 1.5rem; }
.card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--glass-border);
    background: rgba(37, 99, 235, 0.02);
}

/* ── Stats cards ──────────────────────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-md);
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; inset-inline-start: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    opacity: 0.7;
}
.stat-card:hover {
    border-color: var(--glass-border-hover);
    transform: translateY(-2px);
    box-shadow: var(--glass-shadow-lg);
}
.stat-card__label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-weight: 500;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.stat-card__value {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Tables ───────────────────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; }

.table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }

.table th {
    padding: 0.75rem 1rem;
    background: rgba(37, 99, 235, 0.06);
    border-bottom: 1px solid rgba(37, 99, 235, 0.15);
    text-align: start;
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    white-space: nowrap;
}
.table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--color-text);
    vertical-align: middle;
}
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr { transition: background var(--transition); }
.table tbody tr:hover { background: rgba(37, 99, 235, 0.04); }

/* ── Page headers ─────────────────────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
}
.page-title {
    font-size: 1.625rem;
    font-weight: 700;
    color: var(--color-text-bright);
    letter-spacing: -0.02em;
}
.page-subtitle { font-size: 0.875rem; color: var(--color-text-muted); margin-top: 0.25rem; }

/* ── Auth pages ───────────────────────────────────────────────────────────── */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1.6rem 0.8rem;
}

.auth-card {
    background: rgba(255, 255, 255, 0.80);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--glass-shadow-lg), 0 0 60px rgba(37,99,235,0.08);
    padding: 2rem;
    width: 100%;
    max-width: 440px;
    position: relative;
    overflow: hidden;
}
.auth-card::before {
    content: '';
    position: absolute;
    top: -80px; inset-inline-end: -80px;
    width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(37,99,235,0.10) 0%, transparent 70%);
    pointer-events: none;
}
.auth-card::after {
    content: '';
    position: absolute;
    bottom: -60px; inset-inline-start: -60px;
    width: 180px; height: 180px;
    background: radial-gradient(circle, rgba(96,165,250,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.auth-card__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    margin-bottom: 2rem;
}
.auth-card__logo-icon {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: #fff;
    box-shadow: 0 0 20px var(--color-primary-glow);
}
.auth-card__logo-text {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text-bright);
}
.auth-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-bright);
    margin-bottom: 0.375rem;
    letter-spacing: -0.02em;
    text-align: center;
}
.auth-card__subtitle {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}
.auth-card__footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-text-dim);
}

/* ── Error pages ──────────────────────────────────────────────────────────── */
.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - var(--header-height));
    text-align: center;
    padding: 3rem 1rem;
}
.error-page__inner { max-width: 480px; }
.error-page__code {
    font-size: 7rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.error-page__title    { font-size: 1.5rem; font-weight: 700; color: var(--color-text-bright); margin-bottom: 0.75rem; }
.error-page__message  { color: var(--color-text-muted); margin-bottom: 2rem; }

/* ── Research layout ──────────────────────────────────────────────────────── */
.research-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 1.5rem;
    align-items: start;
}

/* ── Version list ─────────────────────────────────────────────────────────── */
.version-list { list-style: none; }
.version-list__item {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.version-list__item:last-child { border-bottom: none; }
.version-list__header {
    display: flex; align-items: center;
    justify-content: space-between; gap: 0.5rem;
}

/* ── File upload ──────────────────────────────────────────────────────────── */
.file-upload { display: flex; align-items: center; gap: 0.75rem; cursor: pointer; }
.file-upload__input { display: none; }
.file-upload__name  { font-size: 0.8125rem; color: var(--color-text-dim); }

/* ── Dashboard grid ───────────────────────────────────────────────────────── */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* ── Reviewer checkboxes ──────────────────────────────────────────────────── */
.reviewer-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 240px;
    overflow-y: auto;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 0.75rem;
    background: rgba(37, 99, 235, 0.03);
}
.reviewer-checkbox {
    display: flex; align-items: center; gap: 0.625rem;
    cursor: pointer; font-size: 0.875rem; padding: 0.25rem 0;
    color: var(--color-text);
}
.reviewer-checkbox:hover { color: var(--color-primary); }

/* ── Decision options ─────────────────────────────────────────────────────── */
.decision-options { display: flex; gap: 1rem; flex-wrap: wrap; }
.decision-option  { cursor: pointer; }
.decision-option input { display: none; }
.decision-option__label {
    display: inline-flex; align-items: center;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
    font-weight: 500; font-size: 0.875rem;
    transition: all var(--transition);
    background: rgba(255, 255, 255, 0.80);
    color: var(--color-text-muted);
}
.decision-option input:checked + .decision-option__label--accept {
    background: rgba(5,150,105,0.10);
    border-color: rgba(5,150,105,0.35);
    color: #047857;
    box-shadow: 0 0 12px rgba(5,150,105,0.15);
}
.decision-option input:checked + .decision-option__label--revision {
    background: rgba(217,119,6,0.10);
    border-color: rgba(217,119,6,0.35);
    color: #b45309;
    box-shadow: 0 0 12px rgba(217,119,6,0.15);
}
.decision-option input:checked + .decision-option__label--reject {
    background: rgba(220,38,38,0.10);
    border-color: rgba(220,38,38,0.35);
    color: #b91c1c;
    box-shadow: 0 0 12px rgba(220,38,38,0.15);
}
.decision-option__label:hover { border-color: rgba(37,99,235,0.30); color: var(--color-primary); }

/* ── Pagination ───────────────────────────────────────────────────────────── */
.pagination { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.pagination__links { display: flex; gap: 0.25rem; }
.pagination__link {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.80);
    color: var(--color-text-muted);
    font-size: 0.875rem; font-weight: 500;
    transition: all var(--transition);
}
.pagination__link:hover { border-color: var(--glass-border-hover); color: var(--color-primary); background: rgba(255,255,255,0.96); }
.pagination__link--active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-color: transparent; color: #fff;
    box-shadow: 0 0 12px var(--color-primary-glow);
}

/* ── Utilities ────────────────────────────────────────────────────────────── */
.text-start  { text-align: start; }
.text-center { text-align: center; }
.text-end    { text-align: end; }
.text-muted  { color: var(--color-text-muted); }
.text-dim    { color: var(--color-text-dim); }
.text-primary{ color: var(--color-primary); }
.text-danger { color: var(--color-danger); }
.text-success{ color: var(--color-success); }
.text-bright { color: var(--color-text-bright); }
.text-sm  { font-size: 0.8125rem; }
.text-lg  { font-size: 1.125rem; }
.fw-500   { font-weight: 500; }
.fw-600   { font-weight: 600; }
.fw-700   { font-weight: 700; }
.d-flex   { display: flex; }
.d-grid   { display: grid; }
.d-none   { display: none; }
.d-block  { display: block; }
.gap-1    { gap: 0.25rem; }
.gap-2    { gap: 0.5rem; }
.gap-3    { gap: 1rem; }
.align-center    { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap       { flex-wrap: wrap; }
.flex-col        { flex-direction: column; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }
.w-100 { width: 100%; }

/* ── Scrollbar ────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(37,99,235,0.18); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(37,99,235,0.32); }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .research-layout { grid-template-columns: 1fr; }
    .dashboard-grid  { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .sidebar        { display: none; }
    .main-content   { padding: 1.25rem; }
    .page-title     { font-size: 1.25rem; }
    .page-header    { flex-direction: column; align-items: flex-start; }
    .stats-grid     { grid-template-columns: repeat(2, 1fr); }
    .form-row       { grid-template-columns: 1fr; }
    .decision-options { flex-direction: column; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .auth-card  { padding: 1.2rem; }
    .btn-lg     { padding: 0.625rem 1.25rem; }
}

/* ── Profile tabs ─────────────────────────────────────────────────────────── */
.profile-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--glass-border);
    padding-bottom: 0;
}

.profile-tab {
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: color var(--transition), border-color var(--transition);
}

.profile-tab:hover {
    color: var(--color-primary);
}

.profile-tab--active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 600;
}

.profile-panel--hidden {
    display: none;
}

.sidebar__item--profile {
    margin-top: auto;
    border-top: 1px solid var(--glass-border);
    padding-top: 0.5rem;
}