/* GymFlow admin — premium, Stripe/Linear-inspired. Light + dark via [data-bs-theme]. */
:root {
    --gf-accent: #4f46e5;
    --gf-accent-soft: rgba(79, 70, 229, .12);
    --gf-sidebar-w: 264px;
    --gf-radius: 14px;
}
[data-bs-theme="light"] {
    --gf-bg: #f6f7fb;
    --gf-surface: #ffffff;
    --gf-border: #e8eaf0;
    --gf-glass: rgba(255, 255, 255, .7);
}
[data-bs-theme="dark"] {
    --gf-bg: #0c0e14;
    --gf-surface: #14171f;
    --gf-border: #232733;
    --gf-glass: rgba(20, 23, 31, .7);
}
body { background: var(--gf-bg); color-scheme: light dark; font-family: 'Inter', system-ui, -apple-system, sans-serif; }

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

/* Sidebar */
.sidebar {
    width: var(--gf-sidebar-w); flex-shrink: 0;
    background: var(--gf-surface); border-right: 1px solid var(--gf-border);
    display: flex; flex-direction: column; padding: 18px 14px;
    position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 11px; padding: 4px 8px 16px; }
.brand-mark { width: 40px; height: 40px; border-radius: 11px; flex-shrink: 0;
    background: linear-gradient(135deg, var(--gf-accent), #6d28d9); color: #fff;
    display: inline-flex; align-items: center; justify-content: center; font-size: 1.3rem; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; overflow: hidden; white-space: nowrap; }
.brand-name { font-weight: 700; font-size: 1.15rem; letter-spacing: .3px; }
.brand-name b { color: var(--gf-accent); font-weight: 800; }
.brand-text small { color: var(--bs-secondary-color); font-size: .68rem; letter-spacing: .4px; }
.sidebar .nav-link {
    display: flex; align-items: center; gap: 12px; border-radius: 10px;
    padding: 10px 12px; margin-bottom: 2px; color: var(--bs-secondary-color); font-weight: 500;
}
.sidebar .nav-link:hover { background: var(--gf-bg); color: var(--bs-body-color); }
.sidebar .nav-link.active { background: var(--gf-accent-soft); color: var(--gf-accent); }
.sidebar .nav-link i { font-size: 1.1rem; }
.sidebar-footer { margin-top: auto; padding: 12px; }

/* Main */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
    display: flex; align-items: center; gap: 14px; padding: 14px 24px;
    background: var(--gf-glass); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gf-border); position: sticky; top: 0; z-index: 20;
}
.topbar-title { font-weight: 600; font-size: 1.05rem; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.content { padding: 24px; max-width: 1440px; width: 100%; margin: 0 auto; }

.btn-icon {
    width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center;
    border-radius: 10px; border: 1px solid var(--gf-border); background: var(--gf-surface);
}
.avatar {
    width: 30px; height: 30px; border-radius: 50%; background: var(--gf-accent); color: #fff;
    display: inline-flex; align-items: center; justify-content: center; font-size: .8rem; font-weight: 600;
}

/* Cards */
.gf-card {
    background: var(--gf-surface); border: 1px solid var(--gf-border);
    border-radius: var(--gf-radius); padding: 20px;
}
.stat-card { display: flex; flex-direction: column; gap: 6px; }
.stat-card .label { color: var(--bs-secondary-color); font-size: .85rem; }
.stat-card .value { font-size: 1.8rem; font-weight: 700; }
.stat-card .icon { width: 44px; height: 44px; border-radius: 12px; background: var(--gf-accent-soft);
    color: var(--gf-accent); display: inline-flex; align-items: center; justify-content: center; font-size: 1.3rem; }

.table { --bs-table-bg: transparent; }
.badge-soft { background: var(--gf-accent-soft); color: var(--gf-accent); font-weight: 600; }

/* Login */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px;
    background: radial-gradient(1200px 600px at 70% -10%, var(--gf-accent-soft), transparent), var(--gf-bg); }
.auth-card { width: 100%; max-width: 420px; background: var(--gf-glass); backdrop-filter: blur(14px);
    border: 1px solid var(--gf-border); border-radius: 20px; padding: 36px; }

/* ── Sidebar nav (grouped) ───────────────────────────────────────────── */
.side-nav { flex: 1; overflow-y: auto; margin: 0 -4px; padding: 0 4px; }
.side-nav::-webkit-scrollbar { width: 6px; }
.side-nav::-webkit-scrollbar-thumb { background: var(--gf-border); border-radius: 6px; }
.nav-section { font-size: .68rem; font-weight: 700; letter-spacing: .6px; text-transform: uppercase;
    color: var(--bs-secondary-color); opacity: .8; padding: 14px 12px 6px; }
.sidebar .nav-link { position: relative; font-size: .9rem; }
.sidebar .nav-link.coming-soon { color: var(--bs-secondary-color); opacity: .7; cursor: default; }
.sidebar .nav-link.coming-soon:hover { background: var(--gf-bg); opacity: .9; }
.soon-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gf-border);
    margin-left: auto; flex-shrink: 0; }

.collapse-btn { margin-top: 10px; display: flex; align-items: center; justify-content: center; gap: 8px;
    width: 100%; padding: 10px; border: 1px solid var(--gf-border); border-radius: 10px;
    background: var(--gf-bg); color: var(--bs-secondary-color); font-weight: 600; font-size: .85rem; }
.collapse-btn:hover { color: var(--bs-body-color); }

/* Collapsed rail */
.sidebar-collapsed .sidebar { width: 76px; }
.sidebar-collapsed .brand-text,
.sidebar-collapsed .nav-section,
.sidebar-collapsed .nav-link span,
.sidebar-collapsed .soon-dot { display: none; }
.sidebar-collapsed .nav-link { justify-content: center; }
.sidebar-collapsed .brand { justify-content: center; }

.sidebar-backdrop { display: none; }

/* ── Topbar extras ───────────────────────────────────────────────────── */
.topbar-search { flex: 1; max-width: 460px; display: flex; align-items: center; gap: 8px;
    background: var(--gf-bg); border: 1px solid var(--gf-border); border-radius: 11px; padding: 8px 12px; }
.topbar-search i { color: var(--bs-secondary-color); }
.topbar-search input { flex: 1; border: 0; background: transparent; outline: none; color: var(--bs-body-color);
    font-size: .9rem; }
.topbar-search kbd { background: var(--gf-surface); border: 1px solid var(--gf-border); border-radius: 6px;
    padding: 1px 7px; font-size: .7rem; color: var(--bs-secondary-color); }
.btn-ghost { border: 1px solid transparent; background: transparent; color: var(--bs-body-color);
    border-radius: 10px; padding: 8px 10px; font-weight: 600; }
.btn-ghost:hover { background: var(--gf-bg); }
.lang-pill { display: inline-flex; align-items: center; gap: 5px; font-size: .85rem; }
.has-badge { position: relative; }
.badge-count { position: absolute; top: -4px; right: -4px; min-width: 17px; height: 17px;
    background: #ef4444; color: #fff; border-radius: 9px; font-size: .64rem; font-weight: 700;
    display: inline-flex; align-items: center; justify-content: center; padding: 0 4px; }
.profile-btn { display: inline-flex; align-items: center; gap: 9px; border: 1px solid var(--gf-border);
    background: var(--gf-surface); border-radius: 12px; padding: 5px 10px 5px 5px; color: var(--bs-body-color); }
.profile-meta { flex-direction: column; line-height: 1.2; text-align: left; }
.profile-meta strong { font-size: .85rem; }
.profile-meta small { color: var(--bs-secondary-color); font-size: .72rem; }

/* ── Page head ───────────────────────────────────────────────────────── */
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
    margin-bottom: 20px; flex-wrap: wrap; }
.page-title { font-size: 1.7rem; font-weight: 800; margin: 0; }
.page-title .wave { font-size: 1.4rem; }
.page-sub { color: var(--bs-secondary-color); margin: 4px 0 0; font-size: .92rem; }
.date-pill { display: inline-flex; align-items: center; gap: 8px; background: var(--gf-surface);
    border: 1px solid var(--gf-border); border-radius: 11px; padding: 9px 14px; font-weight: 600; font-size: .85rem; }

/* ── Stat cards ──────────────────────────────────────────────────────── */
.stat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
@media (max-width: 1300px) { .stat-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 700px)  { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
.stat-card { gap: 8px; }
.stat-top { display: flex; align-items: center; justify-content: space-between; }
.stat-card .spark { width: 80px; height: 34px; }
.stat-card .value { font-size: 1.45rem; }
.stat-card .label { font-size: .82rem; }
.stat-card .hint { color: var(--bs-secondary-color); font-size: .72rem; }
.change-pill { display: inline-flex; align-items: center; gap: 2px; font-size: .76rem; font-weight: 700; }
.change-pill small { color: var(--bs-secondary-color); font-weight: 500; margin-left: 4px; }
.change-pill.up { color: #10b981; }
.change-pill.down { color: #ef4444; }

/* Per-card icon tints */
.tint-indigo .icon, .tint-indigo .activity-icon, .tint-indigo .qa-icon { background: rgba(79,70,229,.12); color: #4f46e5; }
.tint-green  .icon, .tint-green  .activity-icon, .tint-green  .qa-icon { background: rgba(16,185,129,.14); color: #10b981; }
.tint-teal   .icon, .tint-teal   .activity-icon, .tint-teal   .qa-icon { background: rgba(20,184,166,.14); color: #14b8a6; }
.tint-amber  .icon, .tint-amber  .activity-icon, .tint-amber  .qa-icon { background: rgba(245,158,11,.16); color: #f59e0b; }
.tint-red    .icon, .tint-red    .activity-icon, .tint-red    .qa-icon { background: rgba(239,68,68,.14); color: #ef4444; }
.tint-violet .icon, .tint-violet .activity-icon, .tint-violet .qa-icon { background: rgba(139,92,246,.14); color: #8b5cf6; }

/* ── Chart cards ─────────────────────────────────────────────────────── */
.chart-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.chart-head h6 { margin: 0; font-weight: 700; }
.period-pill { font-size: .78rem; font-weight: 600; color: var(--bs-secondary-color);
    border: 1px solid var(--gf-border); border-radius: 8px; padding: 4px 10px; }

/* ── Activity list ───────────────────────────────────────────────────── */
.activity-list { display: flex; flex-direction: column; }
.activity-item { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--gf-border); }
.activity-item:last-child { border-bottom: 0; }
.activity-icon { width: 38px; height: 38px; border-radius: 11px; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center; font-size: 1.05rem; }
.activity-body { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.activity-body strong { font-size: .9rem; }
.activity-body span { color: var(--bs-secondary-color); font-size: .8rem; }
.activity-item time { margin-left: auto; color: var(--bs-secondary-color); font-size: .78rem; white-space: nowrap; }

/* ── Quick actions ───────────────────────────────────────────────────── */
.quick-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.quick-action { display: flex; flex-direction: column; gap: 10px; padding: 16px; border-radius: 13px;
    border: 1px solid var(--gf-border); background: var(--gf-surface); color: var(--bs-body-color);
    font-weight: 600; font-size: .88rem; transition: transform .12s ease, border-color .12s ease; }
.quick-action:hover { transform: translateY(-2px); border-color: var(--gf-accent); }
.qa-icon { width: 40px; height: 40px; border-radius: 11px; display: inline-flex; align-items: center;
    justify-content: center; font-size: 1.15rem; }

/* ── Member 360 ──────────────────────────────────────────────────────── */
.member-photo { width: 64px; height: 64px; border-radius: 16px; flex-shrink: 0; overflow: hidden;
    background: var(--gf-accent-soft); color: var(--gf-accent); font-weight: 700; font-size: 1.4rem;
    display: inline-flex; align-items: center; justify-content: center; }
.member-photo.lg { width: 130px; height: 130px; border-radius: 20px; font-size: 2.4rem; }
.member-photo img { width: 100%; height: 100%; object-fit: cover; }
.gf-tabs { gap: 4px; flex-wrap: wrap; }
.gf-tabs .nav-link { color: var(--bs-secondary-color); border-radius: 10px; padding: 8px 14px; font-weight: 600; font-size: .9rem; }
.gf-tabs .nav-link:hover { background: var(--gf-bg); }
.gf-tabs .nav-link.active { background: var(--gf-accent); color: #fff; }
.member-dl dt { font-weight: 600; color: var(--bs-secondary-color); font-size: .85rem; padding: 6px 0; }
.member-dl dd { padding: 6px 0; margin: 0; }
.qrbox { width: 180px; height: 180px; padding: 10px; background: #fff; border-radius: 12px; }
.qrbox img, .qrbox canvas { display: block; }

/* Responsive sidebar */
@media (max-width: 991.98px) {
    .sidebar { position: fixed; z-index: 1050; transform: translateX(-100%); transition: transform .2s ease; }
    .sidebar.open { transform: translateX(0); }
    .sidebar-collapsed .sidebar { width: var(--gf-sidebar-w); }
    .sidebar-backdrop { display: block; position: fixed; inset: 0; z-index: 1040; background: rgba(0,0,0,.4); }
    .topbar-search { max-width: none; }
}