/* ============================================================
   CSS VARIABLES & BASE
   ============================================================ */
:root {
    --ocean-deep:   #0b2545;
    --ocean-mid:    #1565c0;
    --ocean-light:  #0288d1;
    --teal:         #00acc1;
    --foam:         #f0f9ff;
    --foam-dark:    #e3f2fd;
    --text-primary: #1a2a3a;
    --text-muted:   #607d8b;
    --border:       #d8ecf9;
    --white:        #ffffff;
    --nav-height:   68px;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

@media (min-width: 768px) {
    html { font-size: 16px; }
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-primary);
    background: #fff;
    margin: 0;
    padding-top: var(--nav-height);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main[role="main"] {
    flex: 1;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.25s ease;
}

.site-nav.scrolled {
    box-shadow: 0 4px 24px rgba(11, 37, 69, 0.1);
}

.site-nav__brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--ocean-deep);
}

.site-nav__logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--ocean-deep), var(--ocean-mid));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1rem;
    flex-shrink: 0;
    transition: transform 0.25s ease;
}

.site-nav__brand:hover .site-nav__logo {
    transform: rotate(-10deg) scale(1.08);
}

.site-nav__name {
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ocean-deep);
}

.site-nav__name strong {
    font-weight: 800;
    color: var(--ocean-mid);
}

.site-nav__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary) !important;
    padding: 0.4rem 0.85rem !important;
    border-radius: 8px;
    transition: background 0.18s, color 0.18s;
}

.site-nav__link:hover,
.site-nav__link.active {
    background: var(--foam-dark);
    color: var(--ocean-mid) !important;
}

.site-nav__cart-btn {
    position: relative;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--foam);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ocean-deep);
    font-size: 1.05rem;
    text-decoration: none;
    transition: background 0.18s, transform 0.18s;
}

.site-nav__cart-btn:hover {
    background: var(--foam-dark);
    color: var(--ocean-mid);
    transform: scale(1.06);
}

.site-nav__cart-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 18px;
    height: 18px;
    background: linear-gradient(135deg, #f44336, #e91e63);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    border-radius: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid #fff;
}

.site-nav__toggler {
    border: none;
    background: none;
    padding: 0;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--foam);
    border: 1px solid var(--border);
}

.site-nav__burger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 20px;
}

.site-nav__burger span {
    display: block;
    height: 2px;
    background: var(--ocean-deep);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s, width 0.3s;
}

.site-nav__burger span:last-child {
    width: 14px;
}

.navbar-toggler[aria-expanded="true"] .site-nav__burger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar-toggler[aria-expanded="true"] .site-nav__burger span:nth-child(2) {
    opacity: 0;
}

.navbar-toggler[aria-expanded="true"] .site-nav__burger span:nth-child(3) {
    width: 20px;
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
@media (max-width: 767px) {
    .navbar-collapse {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--border);
        padding: 1rem;
        box-shadow: 0 8px 24px rgba(11, 37, 69, 0.12);
    }

    .site-nav__link {
        font-size: 1rem;
        padding: 0.75rem 1rem !important;
    }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    background: var(--ocean-deep);
    color: rgba(255, 255, 255, 0.7);
    padding-top: 4rem;
}

.site-footer__top {
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer__brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.site-footer__brand i {
    color: #64d2ff;
}

.site-footer__brand strong {
    font-weight: 800;
    color: #64d2ff;
}

.site-footer__desc {
    font-size: 0.875rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.55);
}

.site-footer__socials {
    display: flex;
    gap: 0.5rem;
}

.site-footer__social {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1rem;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, transform 0.2s;
}

.site-footer__social:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    transform: translateY(-2px);
}

.site-footer__heading {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 1rem;
}

.site-footer__links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.site-footer__links a {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.18s, padding-left 0.18s;
}

.site-footer__links a:hover {
    color: #fff;
    padding-left: 4px;
}

.site-footer__contacts {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.site-footer__contacts li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.65);
}

.site-footer__contacts i {
    color: #64d2ff;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.site-footer__contacts a {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    transition: color 0.18s;
}

.site-footer__contacts a:hover {
    color: #fff;
}

.site-footer__bottom {
    padding: 1.25rem 0;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.35);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .75rem;
}

.site-footer__auth {
    display: flex;
    align-items: center;
    gap: .85rem;
    flex-wrap: wrap;
}

.site-footer__auth-link {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    font-size: .78rem;
    color: rgba(255, 255, 255, .45);
    text-decoration: none;
    transition: color .18s;
}
.site-footer__auth-link:hover { color: rgba(255, 255, 255, .85); }

.site-footer__auth-user {
    font-size: .78rem;
    color: rgba(255, 255, 255, .45);
    display: inline-flex;
    align-items: center;
    gap: .35rem;
}

.site-footer__auth-btn {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    font-size: .78rem;
    color: rgba(255, 255, 255, .45);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    transition: color .18s;
}
.site-footer__auth-btn:hover { color: rgba(255, 255, 255, .85); }

/* ============================================================
   ADMIN / INNER PAGES — restore container padding
   ============================================================ */
.page-inner {
    padding: 2rem 0 4rem;
}

/* ============================================================
   TOAST NOTIFICATION
   ============================================================ */
.site-toast {
    background: #fff;
    border-radius: 14px;
    padding: .8rem 1.1rem;
    display: flex;
    align-items: center;
    gap: .65rem;
    font-size: .875rem;
    font-weight: 600;
    color: #1a2a3a;
    box-shadow: 0 8px 32px rgba(0, 0, 0, .14);
    border-left: 4px solid #3b82f6;
    pointer-events: auto;
    opacity: 0;
    transform: translateX(20px);
    transition: opacity .35s ease, transform .35s cubic-bezier(.34, 1.56, .64, 1);
    min-width: 220px;
}
.site-toast.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading state for buttons */
.loading {
    opacity: .65;
    pointer-events: none;
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.site-breadcrumb {
    display: flex;
    align-items: center;
    gap: .35rem;
    font-size: .8rem;
    color: #8aabb8;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.site-breadcrumb a {
    color: #8aabb8;
    text-decoration: none;
    transition: color .15s;
}
.site-breadcrumb a:hover { color: #1565c0; }
.site-breadcrumb i { font-size: .65rem; }

/* ============================================================
   PAGE HERO (product, cart etc.)
   ============================================================ */
.page-hero {
    background: linear-gradient(135deg, #071d38, #1565c0);
    padding: 2rem 0 1.75rem;
    color: #fff;
}
.page-hero__title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    margin: 0;
    letter-spacing: -.02em;
}
.page-hero__sub {
    color: rgba(255,255,255,.65);
    margin: .35rem 0 0;
    font-size: .9rem;
}