:root {
    --water-950: #0F223A;
    --water-900: #0F223A;
    --water-800: #0F223A;
    --water-700: #0F223A;
    --water-500: #4BA9E6;
    --cyan-400: #2BBF9A;
    --panel: #FFFFFF;
    --panel-2: #FFFFFF;
    --ink: #0f223a;
    --muted: rgba(15, 34, 58, 0.7);
    --line: rgba(15, 34, 58, 0.16);
    --success: #2BBF9A;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--ink);
    font-family: "Inter", "Segoe UI", sans-serif;
    background:
        radial-gradient(1200px 520px at -15% -20%, rgba(75, 169, 230, 0.24), transparent 52%),
        radial-gradient(1200px 620px at 120% 0%, rgba(43, 191, 154, 0.16), transparent 48%),
        linear-gradient(155deg, var(--water-900) 0%, var(--water-950) 100%);
}

.main-wrap { padding: 2rem 0 3rem; }

.glass {
    background: linear-gradient(180deg, rgba(255,255,255,0.97), rgba(255,255,255,0.98));
    border: 1px solid rgba(15, 34, 58, 0.1);
    border-radius: 18px;
    box-shadow: 0 16px 38px rgba(5, 17, 31, 0.28);
}

.soft { color: var(--muted); }

.brand-title {
    font-weight: 800;
    letter-spacing: 0.02em;
}

.hero {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(75, 169, 230, 0.35);
    background: linear-gradient(130deg, var(--water-800), rgba(15, 34, 58, 0.95));
    color: #FFFFFF;
}

.hero::after {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    right: -140px;
    top: -160px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(75, 169, 230, 0.32), transparent 70%);
}

.badge-soft {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .4rem .8rem;
    border-radius: 999px;
    border: 1px solid rgba(75, 169, 230, .45);
    background: rgba(75, 169, 230, 0.12);
    color: var(--ink);
    font-size: .78rem;
    font-weight: 700;
}

.btn-brand {
    border: 0;
    color: #fff;
    font-weight: 700;
    border-radius: 12px;
    background: linear-gradient(120deg, var(--water-500), var(--cyan-400));
    box-shadow: 0 10px 22px rgba(15, 34, 58, .2);
}

.btn-brand:hover { color: #fff; filter: brightness(1.04); }

.btn-outline-brand {
    color: var(--ink);
    border: 1px solid rgba(75, 169, 230, .6);
    background: #fff;
    border-radius: 12px;
    font-weight: 600;
}

.form-control, .form-select {
    border-radius: 12px;
    border-color: #c6d7eb;
}

.form-control:focus, .form-select:focus {
    border-color: var(--water-500);
    box-shadow: 0 0 0 .2rem rgba(75, 169, 230, .22);
}

.auth-card { max-width: 540px; margin: 0 auto; }

.section-title {
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--muted);
    font-weight: 700;
}

.plan-card {
    border-radius: 14px;
    border: 1px solid var(--line);
    background: #fff;
}

.plan-feature {
    color: var(--ink);
    font-size: .92rem;
    margin-bottom: .45rem;
}

.navbar-water {
    backdrop-filter: blur(9px);
    background: rgba(255, 255, 255, .98);
    border-bottom: 1px solid rgba(15, 34, 58, .16);
}

.navbar-water .navbar-brand { color: var(--ink); }
.navbar-water .nav-link { color: var(--ink); }
.navbar-water .nav-link:hover { color: var(--water-500); }
.text-brand { color: var(--ink); }

.alert { border-radius: 12px; }

.admin-shell {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 1rem;
    min-height: calc(100vh - 130px);
}

.admin-sidebar-shell {
    position: sticky;
    top: 1rem;
    align-self: start;
    min-height: calc(100vh - 150px);
    background: linear-gradient(175deg, rgba(15, 34, 58, 0.98), rgba(15, 34, 58, 0.95));
    border: 1px solid rgba(75, 169, 230, 0.28);
    border-radius: 18px;
    padding: 1rem;
    box-shadow: 0 16px 32px rgba(3, 10, 22, 0.32);
    transition: width .18s ease, padding .18s ease;
}

.admin-content-shell {
    min-width: 0;
}

.admin-nav-list .list-group-item {
    border: 0;
    border-radius: 12px;
    margin-bottom: .45rem;
    color: #deecff;
    background: rgba(255, 255, 255, 0.03);
    font-weight: 600;
}
.admin-nav-list .list-group-item:hover {
    background: rgba(75, 169, 230, 0.18);
}
.admin-nav-list .list-group-item.active {
    background: rgba(75, 169, 230, 0.22);
    color: #FFFFFF;
}

.admin-shell.is-collapsed {
    grid-template-columns: 82px minmax(0, 1fr);
}

.admin-shell.is-collapsed .admin-sidebar-shell {
    padding-left: .65rem;
    padding-right: .65rem;
}

.admin-shell.is-collapsed [data-label] {
    display: none;
}

.admin-shell.is-collapsed .admin-nav-list .list-group-item {
    text-align: center;
}

.admin-shell.is-collapsed .admin-nav-list .list-group-item i {
    margin-right: 0 !important;
}

.admin-shell.is-collapsed .admin-brand {
    justify-content: center !important;
}

.admin-shell.is-collapsed #sidebarToggle {
    width: 100%;
}

.table th { color: var(--ink); font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; }
.table td { vertical-align: middle; }

.permission-grid .card {
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
}

.metric {
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
}

.sidebar-widget {
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
}

pre { white-space: pre-wrap; word-break: break-word; }

@media (max-width: 991px) {
    .main-wrap { padding-top: 1.25rem; }
    .admin-shell {
        grid-template-columns: 1fr;
    }
    .admin-sidebar-shell {
        position: static;
        min-height: auto;
    }
    .admin-shell.is-collapsed {
        grid-template-columns: 1fr;
    }
    .admin-shell.is-collapsed [data-label] {
        display: inline;
    }
}