* { box-sizing: border-box; }

:root {
    --bg: #0d1117;
    --bg-soft: #141a22;
    --panel: #17202c;
    --panel-strong: #182131;
    --text: #f4f7fb;
    --muted: #a9b6c8;
    --line: #2a3545;
    --surface: #202b3a;
    --surface-2: #243041;
    --accent: #ff8a3d;
    --accent-2: #f1c64c;
    --success: #22c55e;
    --danger: #ff7979;
    --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
    --input-bg: #202a39;
    --button-muted: #243041;
}

:root[data-theme="light"] {
    --bg: #f5f1e8;
    --bg-soft: #ece4d5;
    --panel: #fffaf0;
    --panel-strong: #f3e9d8;
    --text: #2d241c;
    --muted: #6e6254;
    --line: #d9cbb8;
    --surface: #f4ebdd;
    --surface-2: #ede1cf;
    --shadow: 0 18px 40px rgba(123, 91, 54, 0.12);
    --input-bg: #f4ebdd;
    --button-muted: #efe2d0;
}

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(255, 138, 61, 0.2), transparent 32%),
        radial-gradient(circle at top right, rgba(241, 198, 76, 0.16), transparent 24%),
        linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
    background-color: var(--bg);
    color: var(--text);
    overflow-x: hidden;
}

img, button, .logo, .cart-btn, .login-btn, .wishlist-btn { user-select: none; }

button, select, input { font: inherit; }

button {
    border: none;
    padding: 12px 16px;
    border-radius: 999px;
    cursor: pointer;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #1a1a1a;
    font-weight: 700;
    transition: transform .2s ease, opacity .2s ease, box-shadow .2s ease;
}

button:hover { transform: translateY(-1px); box-shadow: 0 12px 24px rgba(255, 138, 61, 0.22); }
button:disabled { cursor: not-allowed; opacity: 0.45; box-shadow: none; transform: none; }

.secondary-btn {
    background: var(--button-muted);
    color: var(--text);
    border: 1px solid var(--line);
}

.secondary-btn.is-active {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #1a1a1a;
    border-color: transparent;
}

header {
    display: grid;
    grid-template-columns: 1.1fr 1fr auto;
    gap: 20px;
    align-items: center;
    padding: 20px 32px;
    background: var(--panel-strong);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--line);
}

.header-brand { display: flex; flex-direction: column; gap: 4px; }
.logo { font-size: 28px; font-weight: 900; letter-spacing: 0.04em; text-transform: uppercase; }
.header-tagline { margin: 0; color: var(--muted); }

.header-tools,
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: flex-end;
}

.search,
.sort-select,
.checkout-input {
    width: 100%;
    padding: 12px 16px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--input-bg);
    color: var(--text);
}

.sort-select { max-width: 220px; }
.sort-select {
    appearance: none;
    background-color: var(--input-bg);
    color: var(--text);
}

.sort-select option {
    background: #182131;
    color: var(--text);
}
.user-greeting { color: var(--muted); white-space: nowrap; }
.login-btn, .wishlist-btn, .cart-btn, .settings-link { cursor: pointer; padding: 10px 14px; border-radius: 999px; }
.wishlist-btn { background: var(--button-muted); }
.cart-btn { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #1a1a1a; font-weight: 800; }
.settings-link {
    text-decoration: none;
    color: var(--text);
    background: var(--button-muted);
    border: 1px solid var(--line);
}

main { padding: 28px 32px 56px; }

.hero {
    display: grid;
    grid-template-columns: 1.2fr .9fr;
    gap: 24px;
    align-items: stretch;
    margin-bottom: 24px;
}

.hero-copy,
.hero-card,
.spotlight-card,
.controls-panel,
.product,
.cart-panel,
.modal,
.checkout-panel,
.receipt-card {
    background: var(--panel);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.hero-copy,
.hero-card,
.spotlight-card,
.controls-panel,
.product,
.checkout-panel,
.receipt-card {
    border-radius: 28px;
}

.hero-copy {
    padding: 34px;
    position: relative;
    overflow: hidden;
}

.hero-copy::after {
    content: "";
    position: absolute;
    inset: auto -60px -80px auto;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(255, 138, 61, 0.32), transparent 70%);
}

.hero-eyebrow,
.section-label,
.auth-eyebrow {
    margin: 0 0 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 12px;
    color: var(--accent-2);
}

.hero-copy h1 { margin: 0 0 14px; font-size: clamp(34px, 4vw, 56px); line-height: 1.02; }
.hero-text { max-width: 56ch; color: var(--muted); line-height: 1.6; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

.hero-card {
    display: grid;
    grid-template-columns: .8fr 1fr;
    gap: 18px;
    padding: 20px;
    align-items: center;
}

.hero-card img,
.spotlight-product img,
.product img,
.modal-image {
    width: 100%;
    border-radius: 20px;
    background: var(--surface);
    object-fit: contain;
}

.hero-card img { height: 280px; }
.hero-meta { display: flex; gap: 10px; flex-wrap: wrap; color: var(--muted); margin: 16px 0 18px; }

.spotlight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.spotlight-card { padding: 22px; }
.spotlight-product { display: grid; grid-template-columns: 120px 1fr; gap: 16px; cursor: pointer; }
.spotlight-product img { height: 120px; }
.spotlight-product h3 { margin: 0 0 8px; }
.spotlight-product p { margin: 0 0 10px; color: var(--muted); }

.mini-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.mini-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: left;
    padding: 12px;
    border-radius: 22px;
    background: var(--surface);
    color: var(--text);
}

.mini-card img { width: 100%; height: 100px; border-radius: 16px; object-fit: cover; }

.controls-panel {
    padding: 18px;
    margin-bottom: 24px;
}

.status-bar {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    color: var(--muted);
    margin-bottom: 16px;
}

.status-bar p { margin: 0; }
.active-filters { color: var(--accent-2); }

.filter-row { display: flex; gap: 10px; flex-wrap: wrap; }
.filter-chip {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--line);
    box-shadow: none;
}

.filter-chip.active,
body.wishlist-mode .wishlist-btn {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #1a1a1a;
}

.products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    align-items: stretch;
}

.product {
    position: relative;
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform .25s ease, border-color .25s ease, background .25s ease;
    overflow: hidden;
}

.product:hover { transform: translateY(-6px); border-color: rgba(255, 138, 61, 0.45); }
.product img { height: 220px; }
.product h3, .product p { margin: 0; }
.product-price { font-size: 20px; font-weight: 800; }
.product-meta, .product-desc, .cart-note { color: var(--muted); }
.product-desc { line-height: 1.5; min-height: 68px; }
.product-footer { margin-top: auto; display: grid; gap: 12px; }

.wishlist-toggle,
.product-badge {
    position: absolute;
    top: 14px;
}

.wishlist-toggle {
    right: 14px;
    width: 42px;
    height: 42px;
    padding: 0;
    background: var(--panel-strong);
    color: var(--text);
    box-shadow: none;
}

.product-badge {
    left: 14px;
    padding: 7px 12px;
    border-radius: 999px;
    background: var(--panel-strong);
    border: 1px solid var(--line);
    color: var(--accent-2);
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.empty-state {
    grid-column: 1 / -1;
    background: var(--surface);
    border-radius: 24px;
    padding: 36px 24px;
    text-align: center;
}

.empty-state.compact { padding: 22px 18px; }
.empty-state h3 { margin: 0 0 8px; }
.empty-state p { margin: 0; color: var(--muted); }

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.28);
    opacity: 0;
    pointer-events: none;
    transition: .3s;
    z-index: 2500;
}

.overlay.show { opacity: 1; pointer-events: all; }
.overlay.modal-mode { background: rgba(0, 0, 0, 0.97); }

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(.92);
    padding: 24px;
    opacity: 0;
    transition: .3s;
    z-index: 3000;
    width: min(92vw, 560px);
    pointer-events: none;
    border: 1px solid var(--line);
}

.modal.show { opacity: 1; transform: translate(-50%, -50%) scale(1); pointer-events: all; }

.product-modal,
.auth-modal { display: flex; flex-direction: column; gap: 14px; }
.modal-image { height: 260px; }
.tag-list { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--surface);
    color: var(--muted);
}

.review-list { display: grid; gap: 10px; }
.review-list h3 { margin: 6px 0 0; }
.review-card {
    padding: 12px 14px;
    border-radius: 18px;
    background: var(--surface);
}

.review-card p { margin: 6px 0 0; color: var(--muted); }
.modal-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.auth-copy { color: var(--muted); line-height: 1.5; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; background: var(--surface); padding: 6px; border-radius: 18px; }
.auth-tab { background: transparent; color: var(--text); box-shadow: none; }
.auth-tab.active { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #1a1a1a; }
.auth-fields { display: flex; flex-direction: column; gap: 10px; }
.auth-input { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 16px; background: var(--input-bg); color: var(--text); }
.auth-message { min-height: 20px; margin: 0; font-size: 14px; }
.auth-message.error { color: var(--danger); }
.auth-message.success { color: #89e6a8; }
.auth-submit { width: 100%; }
.auth-switch { color: var(--muted); text-align: center; }
.auth-link { background: none; color: var(--accent-2); padding: 0; border-radius: 0; box-shadow: none; }

.cart-panel {
    position: fixed;
    right: -100%;
    top: 0;
    width: min(380px, 100vw);
    height: 100%;
    padding: 24px;
    transition: .35s ease;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.cart-panel.open { right: 0; }
.cart-panel h2, .cart-panel p { margin: 0; }
#cartItems { display: flex; flex-direction: column; gap: 14px; overflow: auto; }
.cart-item { background: var(--surface); border-radius: 20px; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.cart-item-top { display: flex; align-items: center; gap: 12px; }
.cart-thumb { width: 62px; height: 62px; object-fit: contain; object-position: center; border-radius: 16px; background: var(--surface-2); flex-shrink: 0; }
.cart-item p { color: var(--muted); }
.cart-controls { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cart-footer { margin-top: auto; display: flex; flex-direction: column; gap: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.cart-actions { display: flex; gap: 10px; }
.qty-btn { min-width: 38px; padding: 8px 0; }
.small-btn { padding: 8px 12px; border-radius: 12px; }

.announcement-content { text-align: center; }
.announcement-content p { line-height: 1.6; color: var(--muted); }

.checkout-page,
.receipt-page { padding: 32px; }

.checkout-header,
.receipt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.checkout-header a,
.receipt-header a { color: var(--text); text-decoration: none; }

.checkout-layout,
.receipt-layout {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.checkout-panel,
.receipt-card { padding: 24px; }
.checkout-panel h3,
.receipt-card h3 { margin-top: 0; }

.checkout-row { display: flex; gap: 10px; }
.field-note { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.field-note.success { color: #9be8b1; }
.summary-list,
.totals-list { display: grid; gap: 12px; }
.summary-item,
.total-line {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.summary-item {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
}

.coupon-row,
.shipping-options {
    display: grid;
    gap: 12px;
    margin-top: 16px;
}

.shipping-option {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 14px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--surface);
}

.shipping-option input { margin-top: 4px; }

.pay-button {
    width: 100%;
    margin-top: 20px;
    min-height: 56px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #161616;
    font-size: 16px;
    position: relative;
    overflow: hidden;
    transition: width .35s ease, border-radius .35s ease, background .35s ease, transform .2s ease;
}

.pay-button-label,
.pay-button-spinner,
.pay-button-check {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    inset: 0;
    transition: opacity .25s ease, transform .25s ease;
}

.pay-button-spinner,
.pay-button-check { opacity: 0; }

.pay-button-spinner::before {
    content: "";
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 3px solid rgba(0, 0, 0, 0.25);
    border-top-color: #111;
    animation: pay-spin .8s linear infinite;
}

.pay-button.is-loading { width: 56px; border-radius: 999px; color: transparent; }
.pay-button.is-loading .pay-button-label { opacity: 0; transform: scale(.85); }
.pay-button.is-loading .pay-button-spinner { opacity: 1; }
.pay-button.is-success { width: 56px; border-radius: 999px; background: var(--success); }
.pay-button.is-success .pay-button-label,
.pay-button.is-success .pay-button-spinner { opacity: 0; transform: scale(.7); }
.pay-button.is-success .pay-button-check { opacity: 1; font-size: 28px; font-weight: 700; transform: scale(1); }

.checkout-message { min-height: 22px; margin-top: 10px; color: var(--danger); }
.checkout-message.success { color: #9be8b1; }

.receipt-badge {
    display: inline-flex;
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--surface-2);
    color: #9be8b1;
    font-weight: 700;
}

.receipt-card p { color: var(--muted); }
.settings-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-top: 18px;
}

@keyframes pay-spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 980px) {
    header,
    .hero,
    .spotlight-grid,
    .checkout-layout,
    .receipt-layout {
        grid-template-columns: 1fr;
    }

    .header-tools,
    .header-actions { justify-content: flex-start; flex-wrap: wrap; }
}

@media (max-width: 720px) {
    header,
    main,
    .checkout-page,
    .receipt-page { padding: 18px; }

    .hero-copy,
    .hero-card,
    .spotlight-card,
    .controls-panel,
    .checkout-panel,
    .receipt-card { padding: 18px; }

    .hero-card,
    .spotlight-product,
    .checkout-row { grid-template-columns: 1fr; display: grid; }

    .cart-panel { width: 100%; }
    .cart-actions { flex-direction: column; }
    .mini-list { grid-template-columns: 1fr; }
}