/* ============================================================
   store.css — StudentSite public Store + Cart drawer
   Scoped under .store-page, .cart-drawer, or a dedicated
   .hp-cart-* class (nav trigger, injected globally in
   _HomeLayout.cshtml). No :root — reuses --primary/--secondary/
   --accent/--surface tokens from home.css.
   ============================================================ */

.store-page {
    padding: var(--stack-lg) var(--gutter);
    max-width: var(--container-max);
    margin: 0 auto;
}

.store-hero {
    text-align: center;
    padding: var(--stack-lg) 0 var(--stack-md);
}
.store-hero h1 {
    color: var(--primary);
    font-size: clamp(28px, 4vw, 40px);
    margin: 0 0 var(--stack-sm);
}
.store-hero p {
    color: var(--on-surface-variant);
    max-width: 640px;
    margin: 0 auto;
}

.store-plans {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--stack-sm);
    margin: var(--stack-lg) 0;
}
.store-plans--single {
    max-width: 340px;
    margin-left: auto;
    margin-right: auto;
}

.store-plan-card {
    background: var(--surface-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius-lg);
    padding: var(--stack-md);
    text-align: center;
    position: relative;
}
.store-plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #3c2a00;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 14px;
    border-radius: 999px;
    white-space: nowrap;
}
.store-plan-name {
    color: var(--on-surface-variant);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.store-plan-price {
    color: var(--primary);
    font-size: 28px;
    font-weight: 800;
    margin: var(--stack-sm) 0 2px;
}
.store-plan-permonth {
    color: var(--on-surface-variant);
    font-size: 12px;
}
.store-plan-qty {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: var(--stack-sm) 0;
}
.store-plan-qty-value {
    min-width: 28px;
    text-align: center;
    font-weight: 700;
    font-size: 16px;
}
.store-plan-total {
    color: var(--primary);
    font-weight: 800;
    font-size: 18px;
    margin-top: var(--stack-sm);
}

.store-empty-fee {
    text-align: center;
    padding: var(--stack-lg);
    color: var(--on-surface-variant);
}

.store-materials {
    margin: var(--stack-lg) 0;
}
.store-materials h2 {
    color: var(--primary);
    text-align: center;
    margin-bottom: var(--stack-md);
}
.store-material-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--stack-sm);
}
@media (max-width: 860px) {
    .store-material-grid { grid-template-columns: repeat(2, 1fr); }
}
.store-material-card {
    background: var(--surface-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--radius);
    overflow: hidden;
}
.store-material-thumb {
    height: 100px;
    background: linear-gradient(135deg, var(--blob-1), var(--blob-2));
    background-size: cover;
    background-position: center;
}
.store-material-body {
    padding: var(--stack-sm);
}
.store-material-title {
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 4px;
}
.store-material-sub {
    color: var(--on-surface-variant);
    font-size: 11px;
    margin: 0 0 6px;
}
.store-material-price-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 4px 6px;
}
.store-material-price {
    color: var(--primary);
    font-weight: 800;
    font-size: 13px;
}
.store-material-tag {
    font-size: 10px;
    line-height: 1.3;
    background: var(--surface-container);
    color: var(--on-surface-variant);
    border-radius: 6px;
    padding: 3px 6px;
    text-align: center;
    white-space: nowrap;
}

/* ── Cart nav trigger (icon button in the global nav bar, all
   viewport widths — must NOT reuse .hp-nav-hamburger, which is
   mobile-only display:none ≥768px and has no font-size of its own).
   Sized/positioned to match the existing .hp-notif-trigger pattern. */
.hp-cart-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    border-radius: 999px;
    cursor: pointer;
    color: var(--on-surface-variant);
    font-size: 20px;
    transition: background .15s, color .2s;
}
.hp-cart-trigger:hover {
    background: rgba(0, 0, 0, .06);
    color: var(--primary);
}
.hp-cart-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    border-radius: 8px;
    background: var(--accent);
    color: #3c2a00;
    font-size: 10px;
    font-weight: 800;
    line-height: 16px;
    text-align: center;
}

/* ── Cart drawer + full cart page (shared classes) ─────────── */

.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(380px, 92vw);
    background: var(--surface-lowest);
    box-shadow: -12px 0 40px rgba(0, 0, 0, .18);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform .28s cubic-bezier(.16, 1, .3, 1);
}
.cart-drawer.cart-drawer--open {
    transform: translateX(0);
}
.cart-drawer-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .35);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity .28s ease;
}
.cart-drawer-backdrop.cart-drawer-backdrop--open {
    opacity: 1;
    pointer-events: auto;
}
.cart-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--stack-sm) var(--stack-md);
    border-bottom: 1px solid var(--outline-variant);
}
.cart-drawer-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    color: var(--on-surface-variant);
}
.cart-lines {
    flex: 1;
    overflow-y: auto;
    padding: var(--stack-sm) var(--stack-md);
}
.cart-line-item {
    display: flex;
    gap: var(--stack-sm);
    align-items: center;
    padding: var(--stack-sm) 0;
    border-bottom: 1px dashed var(--outline-variant);
}
.cart-line-info {
    flex: 1;
}
.cart-line-name {
    font-weight: 700;
    font-size: 13px;
}
.cart-line-price {
    color: var(--primary);
    font-weight: 800;
    font-size: 13px;
    margin-top: 2px;
}
.cart-line-qty {
    display: flex;
    align-items: center;
    gap: 6px;
}
.cart-qty-btn {
    width: 24px;
    height: 24px;
    border-radius: 999px;
    border: 1px solid var(--outline-variant);
    background: #fff;
    cursor: pointer;
}
.cart-line-remove {
    background: none;
    border: none;
    color: #9a9cab;
    cursor: pointer;
    font-size: 13px;
}
.cart-empty {
    text-align: center;
    color: var(--on-surface-variant);
    padding: var(--stack-lg) 0;
}
.cart-drawer-footer {
    padding: var(--stack-md);
    border-top: 1px solid var(--outline-variant);
}
.cart-total-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--stack-sm);
    font-size: 15px;
}
.cart-total-amount {
    color: var(--primary);
    font-weight: 800;
}
.cart-checkout-btn {
    width: 100%;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: 12px;
    font-weight: 700;
    cursor: pointer;
}
.cart-checkout-btn:disabled {
    opacity: .6;
    cursor: not-allowed;
}
.cart-price-mismatch-banner {
    background: #fff3cd;
    color: #664d03;
    border-radius: var(--radius);
    padding: 8px 12px;
    font-size: 12px;
    margin-bottom: var(--stack-sm);
    display: none;
}
.cart-price-mismatch-banner.cart-price-mismatch-banner--visible {
    display: block;
}

.cart-page {
    max-width: 720px;
    margin: 0 auto;
    padding: var(--stack-lg) var(--gutter);
}
.cart-page h1 {
    color: var(--primary);
}