/* ================================================================
   DemoPizza — Layout: Navbar, Hero, Footer
   ================================================================ */

/* ── Navbar ───────────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-navbar);
    background: var(--color-dark);
    box-shadow: var(--shadow-md);
}

.navbar {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    height: var(--navbar-h);
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-pad);
}

.navbar-brand img {
    height: 42px;
    width: auto;
    object-fit: contain;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-left: auto;
}

.nav-links a,
.nav-links .btn-link {
    color: rgba(255,255,255,.85);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
}

.nav-links a:hover,
.nav-links .btn-link:hover,
.nav-links a.active {
    color: var(--color-white);
    background: rgba(255,255,255,.12);
}

.nav-links .btn-primary {
    color: var(--color-white);
    padding: var(--space-2) var(--space-4);
}

/* Carrito ícono */
.cart-icon {
    position: relative;
    color: rgba(255,255,255,.85);
    margin-left: var(--space-2);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background var(--transition-fast);
    line-height: 0;
}

.cart-icon:hover { color: var(--color-white); background: rgba(255,255,255,.12); }

.cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: .65rem;
    font-weight: var(--font-bold);
    border-radius: var(--radius-full);
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-inline: 4px;
    transition: transform var(--transition-fast);
}

.cart-count.bump { transform: scale(1.4); }

/* Toggle móvil */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    margin-left: auto;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: rgba(255,255,255,.85);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

/* Flash messages */
.flash-container {
    max-width: var(--container-max);
    margin-inline: auto;
    padding: var(--space-3) var(--container-pad) 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

/* ── Hero ─────────────────────────────────────────────────────── */
.hero {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 60%, #3d1a1a 100%);
    min-height: 55vh;
    display: flex;
    align-items: center;
    padding: var(--space-20) var(--container-pad);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 50%, rgba(230,57,70,.15) 0%, transparent 70%);
}

.hero-content {
    position: relative;
    max-width: 600px;
}

.hero-title {
    font-size: var(--text-hero);
    font-weight: var(--font-black);
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: var(--space-4);
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: rgba(255,255,255,.75);
    margin-bottom: var(--space-8);
}

/* ── Footer ───────────────────────────────────────────────────── */
.site-footer {
    background: var(--color-dark);
    color: rgba(255,255,255,.6);
    margin-top: auto;
    padding-block: var(--space-8);
}

.footer-inner {
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-pad);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.footer-copy { font-size: var(--text-sm); }

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-links a {
    color: rgba(255,255,255,.6);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover { color: var(--color-white); }

/* ── Panel Admin ──────────────────────────────────────────────── */
.admin-layout {
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr;
    min-height: calc(100vh - var(--navbar-h));
}

.admin-sidebar {
    background: var(--color-dark-2);
    padding: var(--space-6);
    position: sticky;
    top: var(--navbar-h);
    height: calc(100vh - var(--navbar-h));
    overflow-y: auto;
}

.admin-content {
    padding: var(--space-8);
    max-width: 1000px;
}

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-links {
        display: none;
        position: absolute;
        top: var(--navbar-h);
        left: 0;
        right: 0;
        background: var(--color-dark);
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-4);
        gap: var(--space-1);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.open { display: flex; }
    .nav-links a { padding: var(--space-3) var(--space-4); }

    .site-header { position: relative; }
    .hero { min-height: 45vh; padding-block: var(--space-12); }
    .hero-title { font-size: var(--text-3xl); }

    .footer-inner { flex-direction: column; text-align: center; }
    .footer-links { justify-content: center; }

    .admin-layout { grid-template-columns: 1fr; }
    .admin-sidebar { position: static; height: auto; }
}