/* ================================================
   WornHearts — Global Styles
   Black / Red / Cream palette. Syne + DM Sans.
   ================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --black: #0a0a0a;
    --off-black: #141414;
    --dark-gray: #1a1a1a;
    --mid-gray: #3a3a3a;
    --light-gray: #8a8a8a;
    --cream: #f2ece4;
    --red: #c41e3a;
    --dark-red: #8b1a2b;
    --blush: #e8d5d0;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--black);
    color: var(--cream);
    overflow-x: hidden;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main { flex: 1; }

/* ===================== NAV ===================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 3rem;
    background: rgba(10,10,10,0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--dark-gray);
}

.nav-logo {
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 3px;
    text-decoration: none;
    color: var(--cream);
    transition: color 0.2s;
}
.nav-logo:hover { color: var(--red); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--light-gray);
    font-size: 0.9rem;
    font-weight: 400;
    transition: color 0.2s;
    letter-spacing: 0.5px;
}
.nav-links a:hover { color: var(--cream); }

.nav-cart {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cart-count {
    background: var(--red);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: 'Syne', sans-serif;
}

/* ===================== SECTION LABEL ===================== */
.section-label {
    font-family: 'Syne', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--light-gray);
    padding-left: 1.25rem;
    border-left: 2px solid var(--red);
    margin-bottom: 1.5rem;
    display: inline-block;
}

/* ===================== SHOP PAGE ===================== */
.shop-page {
    padding-top: 5rem;
}

.shop-header {
    padding: 5rem 6rem 4rem;
    border-bottom: 1px solid var(--dark-gray);
    background: var(--off-black);
}

.shop-title {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.shop-subtitle {
    color: var(--light-gray);
    font-size: 1rem;
    font-weight: 300;
    font-style: italic;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.product-card {
    display: block;
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--dark-gray);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    z-index: 2;
    box-shadow: 0 8px 40px rgba(196, 30, 58, 0.2);
    transform: translateY(-2px);
}

.product-image {
    height: 340px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.product-emoji {
    font-size: 8rem;
    opacity: 0.25;
    filter: grayscale(30%);
    transition: opacity 0.3s, transform 0.3s;
}

.product-card:hover .product-emoji {
    opacity: 0.4;
    transform: scale(1.05);
}

.product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10,10,10,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s;
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-info {
    padding: 1.75rem;
    background: var(--off-black);
    border-top: 1px solid var(--dark-gray);
}

.product-name {
    font-family: 'Syne', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.product-tagline {
    font-size: 0.85rem;
    color: var(--light-gray);
    font-style: italic;
    font-weight: 300;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.product-price {
    font-family: 'Syne', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--red);
}

.loading-state, .empty-state {
    padding: 6rem;
    text-align: center;
    color: var(--light-gray);
    font-style: italic;
    grid-column: 1 / -1;
}

/* ===================== PRODUCT DETAIL ===================== */
.product-page {
    padding-top: 5rem;
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - 5rem);
}

.product-detail-image {
    position: sticky;
    top: 5rem;
    height: calc(100vh - 5rem);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image-large {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.product-emoji-large {
    font-size: 16rem;
    opacity: 0.2;
    filter: grayscale(20%);
}

.product-badge {
    position: absolute;
    top: 2rem;
    left: 2rem;
    font-family: 'Syne', sans-serif;
    font-size: 0.7rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--light-gray);
    border: 1px solid var(--mid-gray);
    padding: 0.4rem 0.8rem;
}

.product-detail-info {
    padding: 4rem;
    overflow-y: auto;
    border-left: 1px solid var(--dark-gray);
}

.back-link {
    text-decoration: none;
    color: var(--light-gray);
    font-size: 0.85rem;
    transition: color 0.2s;
    display: inline-block;
    margin-bottom: 0.5rem;
}
.back-link:hover { color: var(--cream); }

.detail-name {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.75rem;
}

.detail-tagline {
    font-size: 1rem;
    color: var(--light-gray);
    font-style: italic;
    font-weight: 300;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.detail-price {
    font-family: 'Syne', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--red);
    margin-bottom: 2rem;
}

.detail-description {
    color: var(--light-gray);
    font-size: 0.95rem;
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--dark-gray);
}

.size-section {
    margin-bottom: 2rem;
}

.size-label {
    font-family: 'Syne', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--light-gray);
    margin-bottom: 1rem;
}

.size-grid {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}

.size-btn {
    width: 48px;
    height: 48px;
    border: 1px solid var(--mid-gray);
    background: transparent;
    color: var(--cream);
    font-family: 'Syne', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.5px;
}

.size-btn:hover {
    border-color: var(--cream);
    background: var(--dark-gray);
}

.size-btn.active {
    border-color: var(--red);
    background: var(--red);
    color: white;
}

.size-note {
    font-size: 0.8rem;
    color: var(--light-gray);
    font-style: italic;
}

.add-to-cart-wrapper {
    margin-bottom: 2.5rem;
}

.btn-add-cart {
    width: 100%;
    padding: 1.1rem 2rem;
    background: var(--red);
    color: white;
    border: none;
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.25s;
    margin-bottom: 0.75rem;
}

.btn-add-cart:disabled {
    background: var(--dark-gray);
    color: var(--light-gray);
    cursor: not-allowed;
}

.btn-add-cart:not(:disabled):hover {
    background: var(--dark-red);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(196, 30, 58, 0.4);
}

.btn-add-cart.added {
    background: #2a6b3a;
}

.stock-note {
    font-size: 0.82rem;
    color: var(--light-gray);
    font-style: italic;
}

.product-details-list {
    border-top: 1px solid var(--dark-gray);
    padding-top: 1.5rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--dark-gray);
    font-size: 0.88rem;
}

.detail-row span:first-child {
    color: var(--light-gray);
    font-weight: 300;
}

/* ===================== CART PAGE ===================== */
.cart-page {
    padding-top: 5rem;
}

.cart-header {
    padding: 4rem 6rem 3rem;
    border-bottom: 1px solid var(--dark-gray);
    background: var(--off-black);
}

.cart-title {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
}

.cart-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 0;
    min-height: 60vh;
}

.cart-items {
    padding: 3rem 4rem;
    border-right: 1px solid var(--dark-gray);
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--dark-gray);
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.cart-item-size {
    font-size: 0.82rem;
    color: var(--light-gray);
    margin-bottom: 0.5rem;
}

.cart-item-price {
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--red);
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.qty-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--mid-gray);
    background: transparent;
    color: var(--cream);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.qty-btn:hover { border-color: var(--cream); background: var(--dark-gray); }

.qty-num {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    min-width: 24px;
    text-align: center;
}

.cart-item-remove {
    background: transparent;
    border: none;
    color: var(--light-gray);
    font-size: 1rem;
    cursor: pointer;
    transition: color 0.2s;
    padding: 0.25rem;
}
.cart-item-remove:hover { color: var(--red); }

.cart-summary {
    padding: 3rem;
    background: var(--off-black);
}

.summary-box {
    position: sticky;
    top: 6rem;
}

.summary-title {
    font-family: 'Syne', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 2rem;
    letter-spacing: 1px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--light-gray);
}

.free-shipping { color: #4caf86; }

.summary-divider {
    height: 1px;
    background: var(--mid-gray);
    margin: 1.5rem 0;
}

.summary-total {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    color: var(--cream);
    font-size: 1.1rem;
    margin-bottom: 1.75rem;
}

.btn-checkout {
    width: 100%;
    padding: 1.1rem;
    background: var(--red);
    color: white;
    border: none;
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.25s;
    margin-bottom: 1rem;
}

.btn-checkout:hover:not(:disabled) {
    background: var(--dark-red);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(196, 30, 58, 0.4);
}

.btn-checkout:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.checkout-note {
    text-align: center;
    font-size: 0.78rem;
    color: var(--light-gray);
    margin-bottom: 1.5rem;
}

.continue-shopping {
    display: block;
    text-align: center;
    text-decoration: none;
    color: var(--light-gray);
    font-size: 0.85rem;
    transition: color 0.2s;
}
.continue-shopping:hover { color: var(--cream); }

.cart-empty {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem;
    gap: 1.5rem;
    text-align: center;
}

.empty-heart {
    font-size: 5rem;
    color: var(--dark-red);
    opacity: 0.4;
    animation: pulse 4s ease-in-out infinite;
}

.cart-empty p {
    color: var(--light-gray);
    font-style: italic;
    font-size: 1.1rem;
}

/* ===================== SUCCESS PAGE ===================== */
.success-page {
    padding-top: 5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
    padding-bottom: 4rem;
}

.success-inner {
    text-align: center;
    max-width: 600px;
    padding: 2rem;
}

.success-heart {
    font-size: 5rem;
    color: var(--red);
    margin-bottom: 2rem;
    animation: pulse 3s ease-in-out infinite;
}

.success-title {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.success-body {
    color: var(--light-gray);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    font-weight: 300;
}

.success-quote {
    font-style: italic;
    color: var(--light-gray);
    font-size: 0.95rem;
    margin-bottom: 3rem;
    padding: 1.5rem;
    border-left: 2px solid var(--red);
    text-align: left;
}

.success-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================== BUTTONS ===================== */
.btn-primary {
    display: inline-block;
    text-decoration: none;
    padding: 0.9rem 2rem;
    background: var(--red);
    color: white;
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: all 0.25s;
}

.btn-primary:hover {
    background: var(--dark-red);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(196, 30, 58, 0.4);
}

.btn-secondary {
    display: inline-block;
    text-decoration: none;
    padding: 0.9rem 2rem;
    border: 1px solid var(--mid-gray);
    color: var(--light-gray);
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.25s;
}

.btn-secondary:hover {
    border-color: var(--cream);
    color: var(--cream);
}

/* ===================== FOOTER ===================== */
.site-footer {
    padding: 2.5rem 6rem;
    border-top: 1px solid var(--dark-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--off-black);
}

.footer-brand {
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.footer-tag {
    font-size: 0.8rem;
    color: var(--light-gray);
    font-style: italic;
}

/* ===================== LANDING NAV PATCH ===================== */
/* Add shop link to landing page hero */
.hero-cta-wrap {
    margin-top: 2.5rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===================== PULSE ANIMATION ===================== */
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.06); opacity: 0.75; }
}

/* ===================== MOBILE ===================== */
@media (max-width: 900px) {
    .nav { padding: 1rem 1.5rem; }

    .shop-header { padding: 4rem 2rem 3rem; }

    .products-grid { grid-template-columns: 1fr 1fr; }

    .product-detail { grid-template-columns: 1fr; }

    .product-detail-image {
        position: relative;
        top: auto;
        height: 300px;
    }

    .product-detail-info { padding: 2rem; }

    .cart-header { padding: 3rem 2rem 2rem; }

    .cart-layout {
        grid-template-columns: 1fr;
    }

    .cart-items {
        padding: 2rem;
        border-right: none;
        border-bottom: 1px solid var(--dark-gray);
    }

    .cart-summary { padding: 2rem; }

    .site-footer {
        padding: 2rem;
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .products-grid { grid-template-columns: 1fr; }
    .product-image { height: 260px; }
}