/**
 * Breso × Linear — Admin intranet
 * Sidebar oscuro, contenido claro, tipografía compacta.
 */

:root {
    --linear-sidebar: #0f0f10;
    --linear-sidebar-border: rgba(255, 255, 255, 0.06);
    --linear-sidebar-text: rgba(255, 255, 255, 0.55);
    --linear-sidebar-text-active: #ffffff;
    --linear-sidebar-hover: rgba(255, 255, 255, 0.06);
    --linear-sidebar-active: rgba(255, 255, 255, 0.09);
    --linear-accent: #5e6ad2;
    --linear-accent-soft: rgba(94, 106, 210, 0.14);
    --linear-bg: #f7f7f8;
    --linear-surface: #ffffff;
    --linear-border: rgba(0, 0, 0, 0.07);
    --linear-text: #171717;
    --linear-muted: #6b6b6f;
    --linear-sidebar-w: 248px;
    --linear-topbar-h: 52px;
    --font-linear: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ── Base admin ── */
body.breso-linear-admin {
    font-family: var(--font-linear);
    font-size: 14px;
    line-height: 1.5;
    letter-spacing: -0.011em;
    background: var(--linear-bg);
    color: var(--linear-text);
}

body.breso-linear-admin .breso-ambient {
    background: var(--linear-bg);
}

body.breso-linear-admin .breso-ambient::before {
    background: radial-gradient(circle, rgba(94, 106, 210, 0.08), transparent 68%);
    opacity: 0.45;
}

body.breso-linear-admin .breso-ambient::after {
    background: radial-gradient(circle, rgba(166, 144, 116, 0.1), transparent 70%);
    opacity: 0.35;
}

body.breso-linear-admin .breso-app .hero-title {
    background: none;
    -webkit-text-fill-color: var(--linear-text);
    color: var(--linear-text);
    font-family: var(--font-linear);
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 600;
    letter-spacing: -0.03em;
}

body.breso-linear-admin .hero-greet {
    color: var(--linear-muted);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.06em;
}

body.breso-linear-admin .hero-greet::before {
    background: var(--linear-accent);
    box-shadow: 0 0 8px rgba(94, 106, 210, 0.45);
}

body.breso-linear-admin .hero-desc {
    font-size: 15px;
    color: var(--linear-muted);
    max-width: 560px;
}

/* ── Sidebar ── */
.breso-linear-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 10000;
    width: var(--linear-sidebar-w);
    background: var(--linear-sidebar);
    border-right: 1px solid var(--linear-sidebar-border);
    display: flex;
    flex-direction: column;
    padding: 20px 12px 16px;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.18);
}

.breso-linear-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 10px 20px;
    margin-bottom: 4px;
    border-bottom: 1px solid var(--linear-sidebar-border);
    text-decoration: none;
    color: #fff;
}

.breso-linear-brand img {
    height: 28px;
    width: auto;
    border-radius: 6px;
    object-fit: contain;
}

.breso-linear-brand span {
    display: flex;
    flex-direction: column;
    gap: 1px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.breso-linear-brand small {
    display: block;
    font-size: 10px;
    font-weight: 500;
    color: var(--linear-sidebar-text);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-top: 1px;
}

.breso-linear-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 12px 0;
    overflow-y: auto;
}

.breso-linear-nav-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.28);
    padding: 12px 10px 6px;
}

.breso-linear-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 10px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--linear-sidebar-text);
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    cursor: pointer;
    font-family: inherit;
}

.breso-linear-nav-link:hover {
    background: var(--linear-sidebar-hover);
    color: var(--linear-sidebar-text-active);
}

.breso-linear-nav-link.active {
    background: var(--linear-sidebar-active);
    color: var(--linear-sidebar-text-active);
    box-shadow: inset 2px 0 0 var(--linear-accent);
}

.breso-linear-nav-icon {
    width: 18px;
    height: 18px;
    opacity: 0.65;
    flex-shrink: 0;
}

.breso-linear-nav-link.active .breso-linear-nav-icon {
    opacity: 1;
}

.breso-linear-nav-badge {
    margin-left: auto;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}

.breso-linear-nav-badge.alert {
    background: #e5484d;
    color: #fff;
}

.breso-linear-footer {
    border-top: 1px solid var(--linear-sidebar-border);
    padding-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.breso-linear-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.45);
    opacity: 0;
    transition: opacity 0.25s;
}

.breso-linear-overlay.open {
    display: block;
    opacity: 1;
}

.breso-linear-toggle {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 10001;
    width: 40px;
    height: 40px;
    border: 1px solid var(--linear-border);
    border-radius: 10px;
    background: var(--linear-surface);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
    padding: 0;
}

.breso-linear-toggle span {
    display: block;
    width: 16px;
    height: 1.5px;
    background: var(--linear-text);
    border-radius: 1px;
    transition: transform 0.25s, opacity 0.2s;
}

body.breso-linear-admin.nav-open .breso-linear-toggle span:nth-child(1) {
    transform: translateY(5.5px) rotate(45deg);
}

body.breso-linear-admin.nav-open .breso-linear-toggle span:nth-child(2) {
    opacity: 0;
}

body.breso-linear-admin.nav-open .breso-linear-toggle span:nth-child(3) {
    transform: translateY(-5.5px) rotate(-45deg);
}

/* Ocultar nav horizontal antiguo en admin */
body.breso-linear-admin .apple-globalnav {
    display: none !important;
}

body.breso-linear-admin .apple-globalnav-overlay {
    display: none !important;
}

/* ── Shell ── */
body.breso-linear-admin .shell,
body.breso-linear-admin .shell-with-nav,
body.breso-linear-admin .menuem-shell,
body.breso-linear-admin .menuem-shell-wide {
    margin-left: var(--linear-sidebar-w);
    max-width: none;
    width: auto;
    padding: 32px 40px 80px;
    min-height: 100vh;
}

/* ── Cards & stats ── */
body.breso-linear-admin .stat,
body.breso-linear-admin .card {
    background: var(--linear-surface);
    border: 1px solid var(--linear-border);
    border-radius: 10px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    backdrop-filter: none;
}

body.breso-linear-admin .stat:hover,
body.breso-linear-admin .card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    transform: none;
    border-color: rgba(0, 0, 0, 0.1);
}

body.breso-linear-admin .stat-value {
    font-family: var(--font-linear);
    font-weight: 600;
    font-size: 28px;
    letter-spacing: -0.03em;
}

body.breso-linear-admin .card-head {
    background: #fafafa;
    border-bottom: 1px solid var(--linear-border);
}

body.breso-linear-admin .btn-primary {
    background: var(--linear-accent);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: -0.01em;
    box-shadow: 0 1px 2px rgba(94, 106, 210, 0.25);
}

body.breso-linear-admin .btn-primary:hover:not(:disabled) {
    background: #4f5bc4;
    transform: none;
    box-shadow: 0 4px 12px rgba(94, 106, 210, 0.3);
}

body.breso-linear-admin .field input:focus,
body.breso-linear-admin .field select:focus {
    border-color: var(--linear-accent);
    box-shadow: 0 0 0 3px var(--linear-accent-soft);
}

body.breso-linear-admin .client-item:hover {
    background: rgba(94, 106, 210, 0.04);
}

body.breso-linear-admin .menuem-block {
    border-radius: 10px;
    border-color: var(--linear-border);
}

body.breso-linear-admin .menuem-table th {
    background: #f3f3f5;
    font-size: 10px;
    letter-spacing: 0.06em;
}

body.breso-linear-admin .menuem-savebar {
    left: calc(var(--linear-sidebar-w) + 24px);
    right: 24px;
    width: auto;
    transform: none;
    border-radius: 10px;
}

body.breso-linear-admin .admin-logout-form {
    display: block;
    margin: 0;
}

/* ── Login admin oscuro ── */
body.breso-linear-login.login-body {
    background: #09090b;
    min-height: 100vh;
}

body.breso-linear-login .breso-ambient {
    background: #09090b;
}

body.breso-linear-login .breso-ambient::before {
    background: radial-gradient(circle at 30% 20%, rgba(94, 106, 210, 0.18), transparent 50%);
}

body.breso-linear-login .breso-ambient::after {
    background: radial-gradient(circle at 80% 80%, rgba(166, 144, 116, 0.12), transparent 45%);
}

body.breso-linear-login .login-card {
    background: rgba(24, 24, 27, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

body.breso-linear-login .logo-area h1,
body.breso-linear-login .login-title {
    color: #fafafa;
    font-family: var(--font-linear);
    font-weight: 600;
    font-size: 26px;
}

body.breso-linear-login .logo-area p,
body.breso-linear-login .login-sub {
    color: rgba(255, 255, 255, 0.45);
}

body.breso-linear-login .field label {
    color: rgba(255, 255, 255, 0.4);
}

body.breso-linear-login .field input {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: #fafafa;
}

body.breso-linear-login .field input:focus {
    border-color: var(--linear-accent);
    box-shadow: 0 0 0 3px rgba(94, 106, 210, 0.25);
    background: rgba(255, 255, 255, 0.07);
}

body.breso-linear-login .field input::placeholder {
    color: rgba(255, 255, 255, 0.25);
}

body.breso-linear-login .btn-primary {
    background: var(--linear-accent);
    border-radius: 8px;
    font-weight: 500;
}

body.breso-linear-login .msg.err {
    background: rgba(229, 72, 77, 0.12);
    border-color: rgba(229, 72, 77, 0.25);
    color: #ff8a8f;
}

body.breso-linear-login .divider {
    background: var(--linear-accent);
    opacity: 0.6;
}

/* ── Responsive ── */
@media (max-width: 960px) {
    .breso-linear-toggle {
        display: flex;
    }

    .breso-linear-sidebar {
        transform: translateX(-100%);
        transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    }

    body.breso-linear-admin.nav-open .breso-linear-sidebar {
        transform: translateX(0);
    }

    body.breso-linear-admin .shell,
    body.breso-linear-admin .shell-with-nav,
    body.breso-linear-admin .menuem-shell,
    body.breso-linear-admin .menuem-shell-wide {
        margin-left: 0;
        padding: 72px 20px 64px;
    }

    body.breso-linear-admin .menuem-savebar {
        left: 0;
        right: 0;
        border-radius: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .breso-linear-sidebar {
        transition: none;
    }
}