/* ============================================================
   Design tokens
   ============================================================ */

:root {
    /* Color */
    --color-ink: #1a1917;
    --color-ink-soft: #4a4744;
    --color-paper: #faf8f5;
    --color-paper-alt: #f1ede6;
    --color-line: #e2ddd3;
    --color-accent: #5c6b4f;
    --color-accent-dark: #46523c;
    --color-error: #a3402c;
    --color-error-bg: #fbeae6;
    --color-success: #3f6b4f;
    --color-success-bg: #e9f2ec;
    --color-white: #ffffff;

    /* Typography */
    --font-display: Georgia, 'Iowan Old Style', 'Palatino Linotype', Palatino, serif;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    /* Spacing scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-7: 3rem;
    --space-8: 4.5rem;
    --space-9: 6rem;

    /* Layout */
    --container-width: 1200px;
    --radius-sm: 2px;
    --radius-md: 3px;
    --shadow-sm: 0 1px 2px rgba(26, 25, 23, 0.06);
    --shadow-md: 0 4px 16px rgba(26, 25, 23, 0.08);
    --border-width: 1px;
}

/* ============================================================
   Reset
   ============================================================ */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-ink);
    background: var(--color-paper);
}

img, video {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-ink);
    color: var(--color-white);
    padding: var(--space-2) var(--space-4);
    z-index: 100;
}

.skip-link:focus {
    left: var(--space-4);
    top: var(--space-4);
}

/* ============================================================
   Typography
   ============================================================ */

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.15;
    margin: 0 0 var(--space-4);
    color: var(--color-ink);
}

h1 { font-size: clamp(2rem, 1.5rem + 2vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem); }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

p {
    margin: 0 0 var(--space-4);
}

.text-muted {
    color: var(--color-ink-soft);
}

/* ============================================================
   Layout
   ============================================================ */

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-5);
}

.section {
    padding: var(--space-8) 0;
}

.section--muted {
    background: var(--color-paper-alt);
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border: var(--border-width) solid transparent;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn--primary {
    background: var(--color-ink);
    color: var(--color-white);
}

.btn--primary:hover {
    background: var(--color-accent-dark);
}

.btn--secondary {
    background: transparent;
    border-color: var(--color-ink);
    color: var(--color-ink);
}

.btn--secondary:hover {
    background: var(--color-ink);
    color: var(--color-white);
}

.btn--ghost {
    background: transparent;
    color: var(--color-ink-soft);
    padding: var(--space-2) var(--space-4);
}

.btn--ghost:hover {
    color: var(--color-ink);
}

.btn--small {
    padding: var(--space-2) var(--space-4);
    font-size: 0.8125rem;
}

.btn--full {
    width: 100%;
}

/* ============================================================
   Forms
   ============================================================ */

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0 var(--space-4);
}

.form-group {
    margin-bottom: var(--space-4);
}

label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-ink-soft);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="search"],
textarea,
select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: var(--border-width) solid var(--color-line);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-ink);
    font-family: inherit;
    font-size: 1rem;
}

input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 1px;
    border-color: var(--color-accent);
}

/* ============================================================
   Alerts
   ============================================================ */

.alert {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-4);
    font-size: 0.9375rem;
}

.alert--error {
    background: var(--color-error-bg);
    color: var(--color-error);
}

.alert--success {
    background: var(--color-success-bg);
    color: var(--color-success);
}

/* ============================================================
   Auth pages
   ============================================================ */

.auth-page {
    display: flex;
    justify-content: center;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-white);
    border: var(--border-width) solid var(--color-line);
    border-radius: var(--radius-md);
    padding: var(--space-7) var(--space-6);
}

.auth-card__foot {
    margin-top: var(--space-5);
    font-size: 0.9375rem;
    color: var(--color-ink-soft);
    text-align: center;
}

.auth-card__foot a {
    color: var(--color-accent-dark);
    font-weight: 600;
}

/* ============================================================
   Site header
   ============================================================ */

.site-header {
    border-bottom: var(--border-width) solid var(--color-line);
    background: var(--color-paper);
    position: sticky;
    top: 0;
    z-index: 50;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-4);
    padding-bottom: var(--space-4);
    gap: var(--space-4);
}

.site-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
}

.site-nav ul {
    display: flex;
    gap: var(--space-6);
}

.site-nav a {
    font-size: 0.9375rem;
    font-weight: 500;
}

.site-nav a:hover {
    color: var(--color-accent-dark);
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.icon-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    color: var(--color-ink);
    border-radius: var(--radius-sm);
}

.icon-btn:hover {
    background: var(--color-paper-alt);
}

.icon-btn:disabled {
    opacity: 0.45;
    cursor: default;
}

.icon-btn:disabled:hover {
    background: transparent;
}

.cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-accent);
    color: var(--color-white);
    font-size: 0.625rem;
    line-height: 16px;
    text-align: center;
}

@media (max-width: 768px) {
    .site-nav { display: none; }
}

/* ============================================================
   Hero (motion foundation)
   ============================================================ */

.hero {
    position: relative;
    min-height: 78vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    background: var(--color-ink);
    color: var(--color-white);
}

.hero__media {
    position: absolute;
    inset: 0;
}

.hero__video,
.hero__fallback {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__fallback {
    display: none;
}

.hero__scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26, 25, 23, 0.1) 0%, rgba(26, 25, 23, 0.75) 100%);
}

.hero__content {
    position: relative;
    padding-top: var(--space-8);
    padding-bottom: var(--space-9);
}

.hero__eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
}

.hero__title {
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.hero__subtitle {
    max-width: 32em;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-6);
}

/* No JS / video unsupported: fall back to the poster image */
.no-js .hero__video,
.hero--no-video .hero__video {
    display: none;
}

.no-js .hero__fallback,
.hero--no-video .hero__fallback {
    display: block;
}

@media (prefers-reduced-motion: reduce) {
    .hero__video {
        display: none;
    }
    .hero__fallback {
        display: block;
    }
}

@media (max-width: 640px) {
    .hero {
        min-height: 60vh;
    }
}

/* ============================================================
   Product cards
   ============================================================ */

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-6);
}

.product-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.product-card__image {
    aspect-ratio: 4 / 5;
    background: var(--color-paper-alt);
    border: var(--border-width) solid var(--color-line);
    border-radius: var(--radius-sm);
}

.product-card__name {
    font-weight: 600;
    margin: var(--space-2) 0 0;
}

.product-card__price {
    color: var(--color-ink-soft);
    margin: 0;
}

.product-card--placeholder .product-card__image {
    background: repeating-linear-gradient(
        45deg,
        var(--color-paper-alt),
        var(--color-paper-alt) 10px,
        var(--color-line) 10px,
        var(--color-line) 11px
    );
}

/* ============================================================
   Site footer
   ============================================================ */

.site-footer {
    border-top: var(--border-width) solid var(--color-line);
    background: var(--color-paper-alt);
    margin-top: var(--space-9);
}

.site-footer__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding-top: var(--space-8);
    padding-bottom: var(--space-6);
}

.site-footer__col h3 {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-ink-soft);
    margin-bottom: var(--space-3);
}

.site-footer__col ul li {
    margin-bottom: var(--space-2);
}

.site-footer__col a:hover {
    color: var(--color-accent-dark);
}

.site-footer__bottom {
    border-top: var(--border-width) solid var(--color-line);
    padding: var(--space-4) 0;
    font-size: 0.8125rem;
    color: var(--color-ink-soft);
}

@media (min-width: 768px) {
    .site-footer__inner {
        grid-template-columns: 2fr 1fr 1fr;
    }
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

/* ============================================================
   Admin shell
   ============================================================ */

.admin-body {
    background: var(--color-paper-alt);
}

.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 220px;
    flex-shrink: 0;
    background: var(--color-ink);
    color: var(--color-paper);
    padding: var(--space-5) 0;
    display: none;
}

.admin-sidebar__brand {
    font-family: var(--font-display);
    font-size: 1.25rem;
    padding: 0 var(--space-5) var(--space-5);
}

.admin-nav a {
    display: block;
    padding: var(--space-3) var(--space-5);
    font-size: 0.9375rem;
    color: rgba(250, 248, 245, 0.75);
}

.admin-nav a:hover,
.admin-nav a.is-active {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.06);
}

.admin-nav a.is-disabled {
    color: rgba(250, 248, 245, 0.35);
    cursor: default;
}

.admin-main {
    flex: 1;
    min-width: 0;
}

.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background: var(--color-white);
    border-bottom: var(--border-width) solid var(--color-line);
}

.admin-topbar__title {
    font-size: 1.25rem;
    margin: 0;
}

.admin-topbar__user {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: 0.875rem;
    color: var(--color-ink-soft);
}

.admin-content {
    padding: var(--space-6);
}

.admin-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.admin-stat-card {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-line);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.admin-stat-card__label {
    font-size: 0.8125rem;
    color: var(--color-ink-soft);
    margin: 0 0 var(--space-2);
}

.admin-stat-card__value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin: 0;
}

.admin-panel {
    background: var(--color-white);
    border: var(--border-width) solid var(--color-line);
    border-radius: var(--radius-md);
    padding: var(--space-6);
}

@media (min-width: 900px) {
    .admin-sidebar {
        display: block;
    }
}