@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
    --um-blue: #1652F0;
    --um-blue-dark: #0F3DBF;
    --um-blue-ink: #0B1B4D;
    --um-yellow: #FFB020;
    --um-yellow-dark: #E89A0C;
    --um-bg: #FFFFFF;
    --um-bg-soft: #F6F8FC;
    --um-text: #0F172A;
    --um-text-muted: #5B6478;
    --um-border: #E4E8F1;
    --um-radius: 10px;
    --um-shadow: 0 8px 24px rgba(11, 27, 77, 0.08);
    --font-display: 'Sora', sans-serif;
    --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--um-text);
    background: var(--um-bg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .display {
    font-family: var(--font-display);
    color: var(--um-blue-ink);
    line-height: 1.15;
    margin: 0 0 .5em;
}

a { color: var(--um-blue); text-decoration: none; }
a:hover { color: var(--um-blue-dark); }

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

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: var(--um-radius);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
}
.btn:focus-visible { outline: 3px solid var(--um-yellow); outline-offset: 2px; }
.btn-primary { background: var(--um-blue); color: #fff; }
.btn-primary:hover { background: var(--um-blue-dark); color: #fff; transform: translateY(-1px); }
.btn-accent { background: var(--um-yellow); color: var(--um-blue-ink); }
.btn-accent:hover { background: var(--um-yellow-dark); color: var(--um-blue-ink); transform: translateY(-1px); }
.btn-outline { background: transparent; border-color: var(--um-border); color: var(--um-text); }
.btn-outline:hover { border-color: var(--um-blue); color: var(--um-blue); }
.btn-block { width: 100%; }
.btn-sm { padding: 8px 16px; font-size: 13px; }

/* ---------- Header ---------- */
.site-header {
    border-bottom: 1px solid var(--um-border);
    background: #FFFFFF;
    position: sticky;
    top: 0;
    z-index: 50;
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 20px; color: var(--um-blue-ink); }
.brand img { height: 34px; width: 34px; }
.main-nav { display: flex; gap: 28px; align-items: center; }
.main-nav a { color: var(--um-text); font-weight: 500; font-size: 15px; }
.main-nav a:hover { color: var(--um-blue); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; }

@media (max-width: 860px) {
    .main-nav { position: fixed; inset: 72px 0 0 0; background: #fff; flex-direction: column; padding: 28px 24px; gap: 20px; transform: translateX(100%); transition: transform .25s ease; }
    .main-nav.open { transform: translateX(0); }
    .nav-toggle { display: block; }
}

/* ---------- Hero ---------- */
.hero { padding: 84px 0 64px; background: linear-gradient(180deg, var(--um-bg-soft) 0%, #fff 100%); }
@media (max-width: 640px) { .hero { padding: 32px 0 40px; } }
.hero .eyebrow { display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--um-border); padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--um-blue); margin-bottom: 22px; }
.hero h1 { font-size: clamp(32px, 5vw, 52px); max-width: 780px; }
.hero p.lead { font-size: 18px; color: var(--um-text-muted); max-width: 620px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Sections ---------- */
.section { padding: 64px 0; }
@media (max-width: 640px) { .section { padding: 40px 0; } }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 32px; gap: 16px; flex-wrap: wrap; }
.section-head p { color: var(--um-text-muted); margin: 6px 0 0; }

/* ---------- Product Cards ---------- */
.grid { display: grid; gap: 24px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 960px) { .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-4, .grid-3 { grid-template-columns: 1fr; } }

.quick-actions { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 16px; margin: 24px 0; }
@media (max-width: 420px) { .quick-actions { grid-template-columns: repeat(2, 1fr); } }
.quick-action-btn {
    display: flex; align-items: center; justify-content: center; text-align: center;
    padding: 18px 12px; border: 1px solid var(--um-border); border-radius: 14px;
    font-weight: 600; color: var(--um-text); background: #fff; min-height: 64px;
    white-space: normal; word-break: break-word; line-height: 1.3;
}
.quick-action-btn:hover { border-color: var(--um-blue); color: var(--um-blue); }

.product-card { border: 1px solid var(--um-border); border-radius: 14px; overflow: hidden; background: #fff; transition: box-shadow .15s ease, transform .15s ease; }
.product-card:hover { box-shadow: var(--um-shadow); transform: translateY(-2px); }
.product-card-link { display: block; color: inherit; text-decoration: none; }
.product-card .thumb { aspect-ratio: 4/3; background: var(--um-bg-soft); display: flex; align-items: center; justify-content: center; color: var(--um-blue); font-family: var(--font-display); font-weight: 700; }
.product-card .body { padding: 16px; }
.product-card .cat { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--um-blue); font-weight: 700; }
.product-card h3 { font-size: 16px; margin: 6px 0; }
.product-card .price-row { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.price { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--um-blue-ink); }
.price-compare { text-decoration: line-through; color: var(--um-text-muted); font-size: 14px; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.step { border: 1px solid var(--um-border); border-radius: 14px; padding: 24px; background: var(--um-bg-soft); }
.step .num { font-family: var(--font-display); font-weight: 800; font-size: 28px; color: var(--um-yellow-dark); }

/* ---------- Forms ---------- */
.auth-shell { min-height: calc(100vh - 72px); display: flex; align-items: center; justify-content: center; padding: 48px 20px; background: var(--um-bg-soft); }
.auth-card { width: 100%; max-width: 440px; background: #fff; border: 1px solid var(--um-border); border-radius: 16px; padding: 36px; box-shadow: var(--um-shadow); }
.auth-card h1 { font-size: 24px; margin-bottom: 6px; }
.auth-card .sub { color: var(--um-text-muted); margin-bottom: 24px; font-size: 14px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--um-text); }
.field input {
    width: 100%; padding: 11px 14px; border: 1px solid var(--um-border); border-radius: 8px;
    font-family: var(--font-body); font-size: 16px; background: #fff; color: var(--um-text);
}
.field input:focus { outline: none; border-color: var(--um-blue); box-shadow: 0 0 0 3px rgba(22,82,240,.12); }
.field-row { display: flex; gap: 12px; }
.field-row .field { flex: 1; }
.auth-foot { text-align: center; margin-top: 18px; font-size: 14px; color: var(--um-text-muted); }

.alert { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-bottom: 18px; }
.alert-error { background: #FEF2F2; color: #B42318; border: 1px solid #FECACA; }
.alert-success { background: #ECFDF5; color: #067647; border: 1px solid #A7F3D0; }

/* ---------- Favorite / Wishlist Heart ---------- */
.favorite-btn {
    width: 34px; height: 34px; border-radius: 50%; border: none; cursor: pointer;
    background: rgba(255,255,255,.92); color: var(--um-text-muted);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 2px 6px rgba(11,27,77,.12); transition: transform .12s ease, color .12s ease;
}
.favorite-btn:hover { transform: scale(1.08); color: #E0245E; }
.favorite-btn.is-favorited { color: #E0245E; }
.favorite-form { margin: 0; }

/* ---------- Products Layout (listing + category sidebar) ---------- */
.products-layout { display: grid; grid-template-columns: 220px 1fr; gap: 32px; align-items: start; }
@media (max-width: 860px) { .products-layout { grid-template-columns: 1fr; gap: 16px; } }
@media (max-width: 860px) { .sort-row { justify-content: flex-start !important; margin-bottom: 8px !important; } }

.product-detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 760px) { .product-detail-layout { grid-template-columns: 1fr; gap: 28px; } }

/* ---------- Mobile form safety: iOS Safari zooms the page when focusing
   any input/select/textarea under 16px — this guarantees none ever are,
   site-wide, regardless of inline styles used elsewhere. ---------- */
@media (max-width: 768px) {
    input, select, textarea, button { font-size: 16px !important; }
    .btn, .a-btn { font-size: 15px !important; } /* buttons don't trigger zoom; keep their compact size */
}

/* ---------- Status Badges ---------- */
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .02em; }
.badge-green { background: #ECFDF3; color: #067647; }
.badge-yellow { background: #FFFAEB; color: #B54708; }
.badge-red { background: #FEF3F2; color: #B42318; }
.badge-gray { background: #F2F4F7; color: #475467; }
.badge-blue { background: #EFF4FF; color: #1652F0; }

.password-field-wrap { position: relative; }
.password-field-wrap input { padding-right: 44px !important; }
.password-toggle-btn {
    position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
    background: none; border: none; cursor: pointer; padding: 8px;
    display: flex; align-items: center; justify-content: center;
    color: var(--um-text-muted); border-radius: 6px;
}
.password-toggle-btn:hover { color: var(--um-blue); background: var(--um-bg-soft); }
.password-toggle-btn:focus-visible { outline: 2px solid var(--um-blue); outline-offset: 1px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--um-blue-ink); color: #C9D3F5; padding: 56px 0 28px; margin-top: 40px; }
.site-footer a { color: #E4EAFB; }
.site-footer a:hover { color: var(--um-yellow); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 40px; padding-top: 20px; font-size: 13px; color: #8C97C4; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }