/* Sequence brand tokens & shared chrome */
:root {
    --seq-black: #0a0a0a;
    --seq-charcoal: #1a1a1a;
    --seq-graphite: #2c2c2c;
    --seq-muted: #6b6b6b;
    --seq-silver: #9a9a9a;
    --seq-cloud: #f4f4f5;
    --seq-white: #ffffff;
    --seq-red: #e31e24;
    --seq-red-dark: #b8161b;
    --seq-red-soft: rgba(227, 30, 36, 0.12);
    --seq-border: #e5e5e5;
    --seq-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    --seq-font: 'Montserrat', 'Nunito', system-ui, sans-serif;
}

body {
    font-family: var(--seq-font);
    background-color: var(--seq-cloud);
    color: var(--seq-charcoal);
}

/* Bootstrap primary → Sequence red */
.btn-primary {
    --bs-btn-bg: var(--seq-red);
    --bs-btn-border-color: var(--seq-red);
    --bs-btn-hover-bg: var(--seq-red-dark);
    --bs-btn-hover-border-color: var(--seq-red-dark);
    --bs-btn-active-bg: var(--seq-red-dark);
    --bs-btn-active-border-color: var(--seq-red-dark);
    --bs-btn-disabled-bg: var(--seq-red);
    --bs-btn-disabled-border-color: var(--seq-red);
}

.btn-outline-primary {
    --bs-btn-color: var(--seq-red);
    --bs-btn-border-color: var(--seq-red);
    --bs-btn-hover-bg: var(--seq-red);
    --bs-btn-hover-border-color: var(--seq-red);
    --bs-btn-active-bg: var(--seq-red-dark);
    --bs-btn-active-border-color: var(--seq-red-dark);
}

.text-primary { color: var(--seq-red) !important; }
.bg-primary { background-color: var(--seq-red) !important; }
.border-primary { border-color: var(--seq-red) !important; }

.form-check-input:checked {
    background-color: var(--seq-red);
    border-color: var(--seq-red);
}

.form-control:focus,
.form-select:focus {
    border-color: rgba(227, 30, 36, 0.45);
    box-shadow: 0 0 0 0.2rem var(--seq-red-soft);
}

/* Top admin / portal header */
.seq-topbar {
    background: var(--seq-black) !important;
    border-bottom: 2px solid var(--seq-red);
    min-height: 56px;
}

.seq-topbar .navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    background: transparent !important;
    box-shadow: none !important;
    padding-top: 0.4rem;
    padding-bottom: 0.4rem;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.seq-topbar .navbar-brand .seq-logo,
.seq-topbar .navbar-brand .seq-brand-text {
    position: relative;
    z-index: 2;
}

.seq-topbar .navbar-brand .seq-logo-dust {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.seq-topbar .navbar-brand.is-dusting .seq-logo-dust {
    opacity: 1;
}

.seq-topbar .navbar-brand .seq-logo {
    height: 36px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
}

.seq-topbar .navbar-brand .seq-brand-text {
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.95rem;
    color: #d0d0d0;
}

.seq-topbar .nav-link {
    color: rgba(255, 255, 255, 0.82) !important;
}

.seq-topbar .nav-link:hover,
.seq-topbar .nav-link:focus {
    color: #fff !important;
}

.seq-topbar .badge {
    background: var(--seq-graphite) !important;
}

/* Sidebar polish */
.sidebar {
    background: #fff !important;
    border-inline-end: 1px solid var(--seq-border);
}

.sidebar .nav-link {
    border-radius: 0.4rem;
    margin: 0.1rem 0.5rem;
    color: #333;
}

.sidebar .nav-link:hover {
    background: var(--seq-red-soft);
    color: var(--seq-red);
}

.sidebar .nav-link.active {
    color: var(--seq-red) !important;
    background: var(--seq-red-soft);
    font-weight: 600;
}

.sidebar .nav-link.active i {
    color: var(--seq-red);
}

.sidebar-nav-group-toggle:hover,
.sidebar-nav-group-toggle:focus {
    background-color: var(--seq-red-soft) !important;
    color: var(--seq-red) !important;
}

/* Main content page chrome */
main.seq-main,
.seq-main {
    background: var(--seq-cloud);
    min-height: calc(100vh - 56px);
}

.seq-page-header {
    border-bottom-color: var(--seq-border) !important;
}

.seq-page-header h1,
.seq-page-header .h2 {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--seq-charcoal);
}

.card {
    border: 1px solid var(--seq-border);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.card-header {
    background: #fafafa !important;
    border-bottom: 1px solid var(--seq-border);
    font-weight: 600;
}

/* Auth pages */
.seq-auth-body {
    min-height: 100vh;
    margin: 0;
    background: var(--seq-black);
    font-family: var(--seq-font);
}

.seq-auth-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
}

.seq-auth-brand {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(2rem, 5vw, 4.5rem);
    background:
        radial-gradient(ellipse 80% 60% at 20% 20%, rgba(227, 30, 36, 0.28), transparent 55%),
        radial-gradient(ellipse 70% 50% at 90% 80%, rgba(227, 30, 36, 0.12), transparent 50%),
        linear-gradient(160deg, #000 0%, #141414 55%, #0a0a0a 100%);
    color: #fff;
    overflow: hidden;
}

.seq-auth-brand::after {
    content: '';
    position: absolute;
    inset: auto 0 0 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--seq-red), transparent);
}

.seq-auth-logo {
    width: min(320px, 80%);
    height: auto;
    margin-bottom: 2rem;
    animation: seqFadeUp 0.7s ease both;
}

.seq-auth-headline {
    font-size: clamp(1.75rem, 3vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    max-width: 16ch;
    animation: seqFadeUp 0.7s ease 0.08s both;
}

.seq-auth-sub {
    margin-top: 1rem;
    color: var(--seq-silver);
    font-size: 1rem;
    max-width: 32ch;
    line-height: 1.6;
    animation: seqFadeUp 0.7s ease 0.16s both;
}

.seq-auth-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(1.5rem, 4vw, 3rem);
    background:
        linear-gradient(180deg, #f7f7f8 0%, #ffffff 40%, #f3f3f4 100%);
}

.seq-auth-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border: 1px solid var(--seq-border);
    border-radius: 1rem;
    padding: 2rem 1.75rem;
    box-shadow: var(--seq-shadow);
    animation: seqFadeUp 0.65s ease 0.1s both;
}

.seq-auth-card-logo {
    display: none;
    height: 42px;
    width: auto;
    margin: 0 auto 1.25rem;
}

.seq-auth-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--seq-charcoal);
    margin-bottom: 0.35rem;
}

.seq-auth-lead {
    color: var(--seq-muted);
    font-size: 0.92rem;
    margin-bottom: 1.5rem;
}

.seq-auth-card .form-label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--seq-charcoal);
}

.seq-auth-card .form-control {
    border-radius: 0.5rem;
    padding: 0.7rem 0.9rem;
    border-color: #d8d8d8;
}

.seq-auth-card .btn-seq {
    width: 100%;
    border: none;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: var(--seq-red);
    color: #fff;
    transition: background 0.2s ease, transform 0.15s ease;
}

.seq-auth-card .btn-seq:hover {
    background: var(--seq-red-dark);
    color: #fff;
    transform: translateY(-1px);
}

.seq-auth-footer {
    margin-top: 1.25rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--seq-muted);
}

.seq-auth-footer a {
    color: var(--seq-red);
    font-weight: 600;
    text-decoration: none;
}

.seq-auth-footer a:hover {
    color: var(--seq-red-dark);
    text-decoration: underline;
}

.seq-auth-lang {
    position: absolute;
    top: 1.25rem;
    inset-inline-end: 1.25rem;
}

.seq-auth-lang a {
    color: #fff;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.35rem 0.65rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 999px;
}

.seq-auth-lang a:hover {
    border-color: var(--seq-red);
    background: var(--seq-red);
    color: #fff;
}

@keyframes seqFadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 991.98px) {
    .seq-auth-shell {
        grid-template-columns: 1fr;
    }

    .seq-auth-brand {
        min-height: 34vh;
        padding: 2rem 1.5rem 1.5rem;
        text-align: center;
        align-items: center;
    }

    .seq-auth-headline,
    .seq-auth-sub {
        max-width: none;
    }

    .seq-auth-logo {
        margin-inline: auto;
        margin-bottom: 1.25rem;
    }

    .seq-auth-card-logo {
        display: block;
    }

    .seq-auth-lang {
        position: static;
        align-self: flex-end;
        margin-bottom: 0.75rem;
    }
}