:root {
    --bg: #f7f1ea;
    --paper: #fffaf4;
    --ink: #2a211c;
    --muted: #7b6a5f;
    --brand: #9a3d22;
    --brand-dark: #5b2113;
    --line: #e5d8ca;
    --ok: #315f42;
    --danger: #9b2f23;
    --shadow: 0 18px 45px rgba(53, 31, 20, .13);
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--ink);
    background: radial-gradient(circle at top left, #fff7ef, var(--bg) 42%, #eee2d6 100%);
    min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
main { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px min(32px, 5vw);
    background: rgba(255,250,244,.88);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; }
.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 15px;
    color: #fff;
    background: linear-gradient(135deg, var(--brand), #d68a50);
    box-shadow: 0 10px 20px rgba(154,61,34,.25);
}
.nav { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.nav a { color: var(--muted); font-weight: 650; }
.nav a:hover { color: var(--brand); }
.hero {
    min-height: 390px;
    margin-top: 28px;
    border-radius: 34px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: end;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.hero-content { max-width: 680px; padding: 58px; color: #fff; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 4.7rem); line-height: .95; margin: 10px 0 18px; letter-spacing: -0.06em; }
.hero p { font-size: 1.1rem; line-height: 1.65; opacity: .94; }
.mini-label { text-transform: uppercase; letter-spacing: .18em; font-size: .72rem; font-weight: 900; color: var(--brand); }
.hero .mini-label { color: #ffd6b8; }
.panel {
    background: rgba(255,250,244,.92);
    border: 1px solid var(--line);
    border-radius: 26px;
    box-shadow: 0 10px 30px rgba(53,31,20,.08);
    padding: 22px;
}
.filters { margin-top: 24px; }
.filter-grid, .form-grid {
    display: grid;
    gap: 16px;
}
.filter-grid { grid-template-columns: 1.5fr 1fr auto; align-items: end; }
.form-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.form-grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.form label { display: grid; gap: 8px; font-weight: 700; color: var(--muted); }
input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 13px 14px;
    color: var(--ink);
    background: #fff;
    font: inherit;
}
textarea { resize: vertical; }
.button, button {
    appearance: none;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    border-radius: 14px;
    padding: 12px 16px;
    font-weight: 800;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.button.primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.button.ghost { background: transparent; }
button.danger { color: #fff; background: var(--danger); border-color: var(--danger); }
.filter-actions { display: flex; gap: 10px; }
.category-strip { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0; }
.category-pill { padding: 10px 14px; border-radius: 999px; background: #fff7ef; border: 1px solid var(--line); color: var(--brand-dark); font-weight: 800; }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-bottom: 38px; }
.product-card { overflow: hidden; border-radius: 28px; background: var(--paper); border: 1px solid var(--line); box-shadow: 0 14px 30px rgba(53,31,20,.08); }
.product-image { height: 230px; background: #fff; display: block; overflow: hidden; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.product-card:hover img { transform: scale(1.035); }
.product-body { padding: 20px; }
.meta-row, .card-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; color: var(--muted); font-size: .88rem; }
.product-card h2 { font-size: 1.2rem; margin: 12px 0 8px; }
.product-card p { color: var(--muted); line-height: 1.55; min-height: 72px; }
code { background: #f2e2d4; color: var(--brand-dark); padding: 3px 7px; border-radius: 8px; }
.readmore { color: var(--brand); font-weight: 900; }
.footer { width: min(1180px, calc(100% - 32px)); margin: 30px auto 0; padding: 26px 0 36px; display: flex; justify-content: space-between; gap: 18px; color: var(--muted); border-top: 1px solid var(--line); }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.flash, .alert { width: min(920px, calc(100% - 32px)); margin: 18px auto; border-radius: 16px; padding: 14px 16px; background: #edf8ef; color: var(--ok); border: 1px solid #cce8d2; }
.flash.error, .alert { background: #fff0ec; color: var(--danger); border-color: #f1c4b7; }
.login-wrap { min-height: calc(100vh - 180px); display: grid; place-items: center; }
.login-card { width: min(460px, 100%); padding: 34px; background: var(--paper); border: 1px solid var(--line); border-radius: 30px; box-shadow: var(--shadow); }
.login-card h1 { margin: 8px 0 10px; font-size: 2.2rem; letter-spacing: -0.04em; }
.login-card p { color: var(--muted); line-height: 1.6; }
.stack { display: grid; gap: 16px; }
.hint { color: var(--muted); font-size: .9rem; margin-top: 14px; }
.detail-wrap { display: grid; grid-template-columns: 1fr 1.05fr; gap: 30px; margin-top: 34px; align-items: start; }
.detail-image { background: #fff; border: 1px solid var(--line); border-radius: 34px; overflow: hidden; box-shadow: var(--shadow); }
.detail-image img { width: 100%; height: 520px; object-fit: cover; }
.detail-info { padding: 22px 0; }
.detail-info h1 { font-size: clamp(2rem, 4vw, 4rem); line-height: .98; letter-spacing: -0.06em; margin: 14px 0; }
.subtitle { color: var(--brand); font-weight: 800; }
.back { color: var(--brand); font-weight: 900; }
.spec-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 24px; }
.spec-grid div { padding: 15px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.7); }
.spec-grid span { display: block; color: var(--muted); font-size: .82rem; margin-bottom: 5px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin: 28px 0 40px; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 12px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.table th { color: var(--muted); width: 40%; }
.bars { display: grid; gap: 12px; }
.bar-row { display: grid; grid-template-columns: 80px 1fr 54px; gap: 10px; align-items: center; }
.bar { height: 12px; background: #efdfd2; border-radius: 999px; overflow: hidden; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--brand), #d38b52); border-radius: 999px; }
.admin-layout { display: grid; grid-template-columns: 240px 1fr; gap: 24px; margin-top: 28px; align-items: start; }
.admin-menu { position: sticky; top: 90px; display: grid; gap: 8px; background: var(--paper); border: 1px solid var(--line); border-radius: 24px; padding: 18px; }
.admin-menu a { padding: 11px 12px; border-radius: 12px; color: var(--muted); font-weight: 800; }
.admin-menu a:hover { background: #f2e2d4; color: var(--brand-dark); }
.admin-content { display: grid; gap: 20px; }
.admin-title { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.admin-title h1 { margin: 4px 0 0; font-size: 2.1rem; letter-spacing: -0.04em; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat { padding: 22px; border-radius: 24px; background: var(--paper); border: 1px solid var(--line); box-shadow: 0 10px 25px rgba(53,31,20,.06); }
.stat span { color: var(--muted); font-weight: 800; }
.stat strong { display: block; margin-top: 10px; font-size: 2.4rem; }
.admin-table .thumb { width: 78px; height: 54px; object-fit: cover; border-radius: 12px; background: #fff; }
.actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.inline { display: inline; }
.inline button { padding: 7px 10px; font-size: .85rem; }
.badge { padding: 5px 9px; border-radius: 999px; font-size: .8rem; font-weight: 900; background: #eee1d6; color: var(--muted); }
.badge.ok { background: #e7f3e9; color: var(--ok); }
.admin-form { display: grid; gap: 18px; }
.admin-form.slim { max-width: 720px; }
.preview { width: 240px; height: 150px; object-fit: cover; border-radius: 18px; border: 1px solid var(--line); }
.check { align-self: end; display: flex !important; align-items: center; gap: 10px !important; }
.check input { width: auto; }
.grid-list { display: grid; gap: 16px; }
.empty { grid-column: 1 / -1; padding: 30px; text-align: center; background: var(--paper); border-radius: 24px; border: 1px solid var(--line); color: var(--muted); }
.inline-search { display: flex; gap: 10px; }
@media (max-width: 980px) {
    .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .filter-grid, .detail-wrap, .two-col, .admin-layout { grid-template-columns: 1fr; }
    .admin-menu { position: static; }
    .form-grid.two, .form-grid.three, .form-grid.four, .stats-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    main, .footer { width: min(100% - 20px, 1180px); }
    .hero-content { padding: 34px 24px; }
    .product-grid { grid-template-columns: 1fr; }
    .topbar, .footer, .admin-title { flex-direction: column; align-items: flex-start; }
    .detail-image img { height: 360px; }
    .spec-grid { grid-template-columns: 1fr; }
}