@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&display=swap');

:root {
    --primary: #3b9fe8;
    --primary-light: #7ec4f0;
    --primary-dark: #1a7bc4;
    --primary-soft: #e8f4fd;
    --primary-muted: #c5e3f9;
    --accent: #6366f1;
    --accent-soft: #eef2ff;
    --coral: #f97316;
    --coral-soft: #fff7ed;
    --mint: #14b8a6;
    --mint-soft: #ecfdf5;
    --violet: #8b5cf6;
    --violet-soft: #f5f3ff;
    --amber: #f59e0b;
    --amber-soft: #fffbeb;
    --rose: #f43f5e;
    --rose-soft: #fff1f2;
    --bg: #f5faff;
    --bg-subtle: #ebf5ff;
    --surface: #ffffff;
    --surface-elevated: rgba(255, 255, 255, 0.92);
    --text: #0f172a;
    --text-secondary: #475569;
    --muted: #94a3b8;
    --border: rgba(59, 159, 232, 0.1);
    --border-strong: rgba(59, 159, 232, 0.18);
    --success: #059669;
    --success-bg: #d1fae5;
    --error: #dc2626;
    --error-bg: #fee2e2;
    --info-bg: #e8f4fd;
    --radius-sm: 10px;
    --radius: 18px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-sm: 0 1px 3px rgba(59, 159, 232, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow: 0 8px 30px rgba(59, 159, 232, 0.1);
    --shadow-lg: 0 20px 50px rgba(59, 159, 232, 0.14);
    --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;
    --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
    --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    --header-height: 112px;
    --topbar-height: 0px;
}

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

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--text);
    background:
        radial-gradient(ellipse 80% 50% at 100% 0%, rgba(249, 115, 22, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 0% 100%, rgba(139, 92, 246, 0.04) 0%, transparent 50%),
        var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body.nav-open { overflow: hidden; }

/* ── Animated page background ── */
.page-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.45;
    animation: blobFloat 18s ease-in-out infinite;
}

.blob-1 {
    width: 420px;
    height: 420px;
    background: rgba(59, 159, 232, 0.25);
    top: -120px;
    right: -80px;
}

.blob-2 {
    width: 350px;
    height: 350px;
    background: rgba(249, 115, 22, 0.12);
    bottom: 10%;
    left: -100px;
    animation-delay: -6s;
}

.blob-3 {
    width: 280px;
    height: 280px;
    background: rgba(139, 92, 246, 0.14);
    top: 45%;
    right: 15%;
    animation-delay: -12s;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -25px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

a {
    color: var(--primary-dark);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--primary); }

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

.container {
    width: min(1200px, 92%);
    margin: 0 auto;
}

/* ── Top bar ── */
.top-bar {
    background: linear-gradient(90deg, var(--primary-dark), var(--primary), var(--violet), var(--primary-light));
    background-size: 300% 100%;
    animation: gradientShift 8s ease infinite;
    color: white;
    font-size: 0.78rem;
    font-weight: 600;
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.top-bar::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
    animation: shimmer 4s ease-in-out infinite;
}

.top-bar-inner {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.top-bar-item {
    opacity: 0.95;
    letter-spacing: 0.01em;
    animation: fadeInDown 0.6s ease backwards;
}

.top-bar-item:nth-child(2) { animation-delay: 0.15s; }

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 0.95; transform: translateY(0); }
}

/* ── Header ── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(22px) saturate(220%);
    -webkit-backdrop-filter: blur(22px) saturate(220%);
    border-bottom: 1px solid transparent;
    height: var(--header-height);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.94);
    border-bottom-color: var(--border);
    box-shadow: 0 4px 30px rgba(59, 159, 232, 0.12);
    height: 92px;
}

.site-header.scrolled .logo-mark {
    width: 60px;
    height: 60px;
}

.site-header.scrolled .logo-svg {
    width: 38px;
    height: 38px;
}

.site-header.scrolled .logo-mark-img .logo {
    height: 48px;
}

.site-header.scrolled .logo-text {
    font-size: 1.6rem;
}

.header-glow {
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.site-header.scrolled .header-glow { opacity: 1; }

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    height: 100%;
    position: relative;
}

/* ── Logo ── */
.logo-link {
    display: flex;
    align-items: center;
    gap: 1.15rem;
    text-decoration: none;
    color: var(--text);
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
    animation: logoEnter 0.8s cubic-bezier(0.22, 1, 0.36, 1) backwards;
    padding: 0.35rem 0;
}

@keyframes logoEnter {
    from { opacity: 0; transform: translateY(-12px) scale(0.95); }
    to { opacity: 1; transform: none; }
}

.logo-link:hover {
    transform: scale(1.02);
}

.logo-mark {
    position: relative;
    width: 70px;
    height: 70px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--primary-soft) 0%, var(--surface) 100%);
    border: 2px solid var(--border-strong);
    display: grid;
    place-items: center;
    box-shadow: 0 8px 28px rgba(59, 159, 232, 0.3);
    transition: all 0.35s ease;
    overflow: hidden;
    flex-shrink: 0;
}

.logo-mark::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    opacity: 0;
    transition: opacity 0.35s ease;
}

.logo-mark::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.4) 50%, transparent 70%);
    transform: rotate(45deg) translateX(-100%);
    transition: transform 0.6s ease;
}

.logo-link:hover .logo-mark::after {
    transform: rotate(45deg) translateX(100%);
}

.logo-link:hover .logo-mark {
    box-shadow: 0 10px 30px rgba(59, 159, 232, 0.38);
    border-color: var(--primary-muted);
    transform: rotate(-3deg) scale(1.03);
}

.logo-mark-img { background: var(--surface); padding: 5px; }
.logo-mark-img .logo { height: 54px; width: auto; position: relative; z-index: 1; }

.logo-svg {
    width: 44px;
    height: 44px;
    position: relative;
    z-index: 1;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.logo-link:hover .logo-svg {
    transform: scale(1.08) rotate(-5deg);
}

.logo-paper { fill: white; stroke: var(--primary); stroke-width: 1.5; }
.logo-lines { stroke: var(--primary-soft); }
.logo-pencil { fill: url(#logoGrad); }
.logo-pencil-tip { stroke: var(--primary-dark); }
.logo-dot { fill: var(--primary-light); animation: pulseDot 2s ease infinite; }

.logo-svg .logo-pencil { fill: var(--primary); }
.logo-svg .logo-lines { stroke: var(--primary-muted); }

@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.85rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 35%, var(--violet) 65%, var(--coral) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textShine 4s linear infinite;
}

.logo-text span {
    display: block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    -webkit-text-fill-color: var(--muted);
    color: var(--muted);
    margin-top: 0.2rem;
    animation: none;
}

@keyframes textShine {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.logo { height: 44px; width: auto; }

.main-nav {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

.nav-link {
    position: relative;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.55rem 1.1rem;
    border-radius: 999px;
    transition: color 0.25s ease, background 0.25s ease;
    overflow: hidden;
}

.nav-link-text {
    position: relative;
    z-index: 1;
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--primary-soft);
    border-radius: inherit;
    transform: scale(0.8);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-dark);
}

.nav-link:hover::before {
    transform: scale(1);
    opacity: 1;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 50%;
}

.nav-link.active {
    color: var(--primary-dark);
    background: var(--primary-soft);
}

.nav-link.active::before {
    transform: scale(1);
    opacity: 1;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 0.5rem;
    padding-left: 1rem;
    border-left: 1px solid var(--border);
}

.cart-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    position: relative;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    transition: all var(--transition);
}

.cart-icon-wrap {
    position: relative;
    display: grid;
    place-items: center;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.cart-link:hover .cart-icon-wrap {
    transform: scale(1.15) rotate(-8deg);
}

.cart-link:hover {
    color: var(--primary-dark);
    background: var(--primary-soft);
}

.cart-link.has-items {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.cart-link .badge {
    position: absolute;
    top: -6px;
    right: -8px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border-radius: 999px;
    padding: 0.1rem 0.4rem;
    font-size: 0.65rem;
    font-weight: 700;
    min-width: 1.1rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(59, 159, 232, 0.4);
    border: 2px solid white;
}

.badge-pop {
    animation: badgePop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes badgePop {
    0% { transform: scale(0); }
    70% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

.btn-nav {
    font-size: 0.875rem !important;
    padding: 0.5rem 1.1rem !important;
    border-radius: 999px !important;
    font-weight: 600 !important;
    border: 1px solid var(--border-strong) !important;
    background: var(--surface) !important;
    color: var(--text-secondary) !important;
    transition: all var(--transition) !important;
}

.btn-nav:hover {
    border-color: var(--primary) !important;
    color: var(--primary-dark) !important;
    background: var(--primary-soft) !important;
}

.btn-nav-primary {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--violet)) !important;
    color: white !important;
    border-color: transparent !important;
    box-shadow: 0 4px 14px rgba(59, 159, 232, 0.35);
}

.btn-nav-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary)) !important;
    color: white !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 159, 232, 0.4);
}

.nav-toggle {
    display: none;
    background: var(--primary-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    width: 44px;
    height: 44px;
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 0;
    transition: all 0.3s ease;
}

.nav-toggle-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--primary-dark);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-toggle.open .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle.open .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ── Main ── */
.site-main {
    padding: 2rem 0 4rem;
    min-height: calc(100vh - var(--header-height) - 260px);
}

.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    margin: 0 0 0.5rem;
    letter-spacing: -0.03em;
    color: var(--text);
}

.section { margin-bottom: 3.5rem; }

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    margin: 0 0 1.5rem;
    letter-spacing: -0.03em;
    color: var(--text);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 2.5rem;
    height: 3px;
    margin-top: 0.45rem;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--primary), var(--coral), var(--violet));
}

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.section-header .section-title { margin: 0; }

/* ── Hero ── */
.hero {
    position: relative;
    border-radius: var(--radius-xl);
    padding: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: 3rem;
    overflow: hidden;
    background: linear-gradient(135deg, var(--surface) 0%, var(--primary-soft) 40%, var(--violet-soft) 75%, var(--coral-soft) 100%);
    color: var(--text);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -10%;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(59, 159, 232, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: 20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    max-width: 580px;
    z-index: 1;
}

.hero-visual {
    position: relative;
    z-index: 1;
    display: grid;
    place-items: center;
    transition: transform 0.12s ease-out;
}

.hero-visual-inner {
    width: clamp(180px, 22vw, 260px);
    height: clamp(180px, 22vw, 260px);
    border-radius: 50%;
    background: linear-gradient(145deg, var(--primary-soft), var(--violet-soft), var(--coral-soft));
    border: 2px solid var(--border-strong);
    display: grid;
    place-items: center;
    font-size: clamp(4rem, 8vw, 6rem);
    box-shadow: var(--shadow-lg);
    animation: heroFloat 5s ease-in-out infinite;
    transition: transform 0.15s ease-out;
    position: relative;
}

.hero-visual-inner::before {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 2px dashed transparent;
    border-top-color: var(--primary-muted);
    border-right-color: rgba(249, 115, 22, 0.35);
    border-bottom-color: rgba(139, 92, 246, 0.3);
    animation: spinSlow 20s linear infinite;
    opacity: 0.7;
}

@keyframes heroFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes spinSlow {
    to { transform: rotate(360deg); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--surface);
    padding: 0.4rem 1rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
    border: 1px solid var(--border-strong);
    color: var(--primary-dark);
    box-shadow: var(--shadow-sm);
}

.hero-badge::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--coral), var(--amber));
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.1rem);
    font-weight: 800;
    margin: 0 0 1rem;
    line-height: 1.12;
    letter-spacing: -0.04em;
    color: var(--text);
}

.hero h1 em {
    font-style: normal;
    background: linear-gradient(135deg, var(--primary-dark), var(--violet), var(--coral));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin: 0 0 2rem;
    line-height: 1.75;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.hero-stat strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--primary-dark);
    letter-spacing: -0.02em;
}

.hero-stat span {
    font-size: 0.82rem;
    color: var(--muted);
    font-weight: 500;
}

/* ── Buttons ── */
.btn, button.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    color: var(--text);
    padding: 0.75rem 1.4rem;
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.925rem;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1.4;
}

.btn:hover {
    border-color: var(--primary);
    color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
    background: var(--primary-soft);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--violet));
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(59, 159, 232, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    border-color: transparent;
    color: white;
    box-shadow: 0 6px 24px rgba(59, 159, 232, 0.4);
}

.btn-outline-light {
    background: var(--surface);
    color: var(--primary-dark);
    border-color: var(--border-strong);
}

.btn-outline-light:hover {
    background: var(--primary-soft);
    color: var(--primary-dark);
    border-color: var(--primary);
}

.btn-block { width: 100%; }

.btn-link {
    background: none;
    border: none;
    color: var(--error);
    cursor: pointer;
    font-size: 0.875rem;
    text-decoration: underline;
    padding: 0;
    font-family: inherit;
}

.btn-link:hover { color: #b91c1c; }

/* ── Cards ── */
.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.card h1, .card h2 {
    font-family: var(--font-display);
    font-weight: 800;
    margin-top: 0;
    letter-spacing: -0.02em;
}

/* ── Category grid ── */
.category-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.category-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    color: var(--text);
    font-weight: 600;
    transition: all var(--transition);
    text-decoration: none;
}

.category-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow);
    border-color: var(--primary-muted);
    color: var(--primary-dark);
    background: linear-gradient(135deg, var(--surface), var(--primary-soft));
}

.category-card:hover .category-icon {
    transform: scale(1.15) rotate(-8deg);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-color: transparent;
}

.category-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    background: var(--primary-soft);
    display: grid;
    place-items: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    border: 1px solid var(--border);
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.category-card:nth-child(4n+1) .category-icon { background: var(--primary-soft); }
.category-card:nth-child(4n+2) .category-icon { background: var(--coral-soft); border-color: rgba(249, 115, 22, 0.15); }
.category-card:nth-child(4n+3) .category-icon { background: var(--violet-soft); border-color: rgba(139, 92, 246, 0.15); }
.category-card:nth-child(4n+4) .category-icon { background: var(--mint-soft); border-color: rgba(20, 184, 166, 0.15); }

.category-card:nth-child(4n+2):hover .category-icon { background: linear-gradient(135deg, var(--coral), #fb923c); }
.category-card:nth-child(4n+3):hover .category-icon { background: linear-gradient(135deg, var(--violet), #a78bfa); }
.category-card:nth-child(4n+4):hover .category-icon { background: linear-gradient(135deg, var(--mint), #2dd4bf); }

/* ── Product grid ── */
.product-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

.product-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.product-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 40px rgba(59, 159, 232, 0.18);
    border-color: var(--primary-muted);
}

.product-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 0 2px var(--primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.product-card {
    position: relative;
}

.product-card:hover::after {
    opacity: 0.15;
}

.product-card a {
    color: inherit;
    text-decoration: none;
    display: block;
}

.product-card-image {
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--bg-subtle);
}

.product-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.45s ease;
}

.product-card:hover img { transform: scale(1.06); }

.product-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--bg-subtle), var(--primary-soft));
    display: grid;
    place-items: center;
    color: var(--muted);
    font-size: 0.875rem;
    font-weight: 500;
}

.product-placeholder.large { aspect-ratio: 1; min-height: 360px; }

.product-card-body {
    padding: 1.25rem 1.35rem 1.35rem;
}

.product-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: 0 0 0.35rem;
    line-height: 1.4;
    letter-spacing: -0.01em;
}

.product-card .category-tag {
    font-size: 0.72rem;
    color: var(--primary-dark);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 700;
    background: var(--primary-soft);
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    margin-bottom: 0.4rem;
}

.product-card:nth-child(4n+2) .category-tag { background: var(--coral-soft); color: #c2410c; }
.product-card:nth-child(4n+3) .category-tag { background: var(--violet-soft); color: #6d28d9; }
.product-card:nth-child(4n+4) .category-tag { background: var(--mint-soft); color: #0f766e; }

.price {
    font-weight: 800;
    color: var(--primary-dark);
    font-size: 1.1rem;
    letter-spacing: -0.02em;
}

.price.large { font-size: 1.85rem; font-family: var(--font-display); }
.price small { font-weight: 500; font-size: 0.75rem; color: var(--muted); }

.muted { color: var(--muted); }

/* ── Features strip ── */
.features-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

.feature-item:hover {
    border-color: var(--primary-muted);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.feature-item:hover .feature-icon {
    transform: scale(1.12) rotate(6deg);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border-color: transparent;
    box-shadow: 0 6px 20px rgba(59, 159, 232, 0.35);
}

.feature-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary-soft), var(--bg-subtle));
    color: var(--primary-dark);
    display: grid;
    place-items: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    border: 1px solid var(--border);
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.feature-item:nth-child(1) .feature-icon { background: linear-gradient(135deg, var(--primary-soft), var(--bg-subtle)); }
.feature-item:nth-child(2) .feature-icon { background: linear-gradient(135deg, var(--coral-soft), #fff); }
.feature-item:nth-child(3) .feature-icon { background: linear-gradient(135deg, var(--violet-soft), #fff); }
.feature-item:nth-child(4) .feature-icon { background: linear-gradient(135deg, var(--mint-soft), #fff); }

.feature-item:nth-child(2):hover .feature-icon { background: linear-gradient(135deg, var(--coral), #fb923c); }
.feature-item:nth-child(3):hover .feature-icon { background: linear-gradient(135deg, var(--violet), #a78bfa); }
.feature-item:nth-child(4):hover .feature-icon { background: linear-gradient(135deg, var(--mint), #2dd4bf); }

.feature-item h3 {
    margin: 0 0 0.25rem;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.feature-item p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* ── Filters ── */
.filters {
    display: grid;
    grid-template-columns: 1fr 220px auto;
    gap: 0.75rem;
    margin-bottom: 2rem;
    padding: 1.25rem;
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.filters input, .filters select,
.form-grid input, .form-grid textarea, .form-grid select,
.add-cart-form input, .cart-table input[type="number"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font: inherit;
    background: var(--bg);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.filters input:focus, .filters select:focus,
.form-grid input:focus, .form-grid textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 159, 232, 0.15);
    background: var(--surface);
}

.form-grid { display: grid; gap: 1.25rem; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-span-2 { grid-column: 1 / -1; }

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-field span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.add-cart-form {
    display: flex;
    gap: 1rem;
    align-items: end;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.login-to-buy {
    margin-top: 1.5rem;
    padding: 1.25rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-alt, #f9fafb);
}

.login-to-buy-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

/* ── Product detail ── */
.product-detail { padding: 2.5rem; }

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.product-detail-image {
    border-radius: var(--radius-lg);
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.product-detail-info h1 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 800;
    margin: 0.5rem 0 1rem;
    letter-spacing: -0.03em;
}

.product-detail-info .category-tag {
    display: inline-block;
    background: var(--primary-soft);
    padding: 0.3rem 0.85rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--primary-dark);
    border: 1px solid var(--border);
}

.stock-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.stock-badge.in-stock { color: var(--success); }
.stock-badge.out-stock { color: var(--error); }

/* ── Cart ── */
.cart-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.cart-table th {
    background: var(--bg-subtle);
    padding: 1rem;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
}

.cart-table td {
    padding: 1rem;
    border-top: 1px solid var(--border);
    vertical-align: middle;
}

.cart-table input[type="number"] {
    width: 80px;
    text-align: center;
}

.cart-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.cart-total {
    margin-left: auto;
    font-size: 1.2rem;
    font-family: var(--font-display);
    font-weight: 800;
    color: var(--primary-dark);
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 2px dashed var(--border-strong);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.6;
}

/* ── Checkout ── */
.checkout-grid, .contact-grid, .account-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 1.5rem;
}

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

.summary-list { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.summary-list li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.925rem;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    padding-top: 1rem;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary-dark);
}

/* ── Auth ── */
.auth-section {
    display: grid;
    place-items: center;
    min-height: 60vh;
    padding: 2rem 0;
}

.auth-card {
    width: min(440px, 100%);
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.auth-card-wide { width: min(640px, 100%); }

.auth-header { text-align: center; margin-bottom: 2rem; }

.auth-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--primary-soft);
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border);
}

.auth-header h1 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.925rem;
    color: var(--text-secondary);
}

/* ── Account / Orders ── */
.orders-list { display: flex; flex-direction: column; gap: 0.75rem; }

.order-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.15rem;
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    flex-wrap: wrap;
}

.order-row strong { display: block; }
.order-row .muted { font-size: 0.8rem; }

.order-row-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* ── Alerts ── */
.alert {
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    font-size: 0.925rem;
    font-weight: 500;
    border: 1px solid transparent;
}

.alert-success { background: var(--success-bg); color: var(--success); border-color: rgba(5, 150, 105, 0.2); }
.alert-error { background: var(--error-bg); color: var(--error); border-color: rgba(220, 38, 38, 0.2); }
.alert-info { background: var(--info-bg); color: var(--primary-dark); border-color: var(--border-strong); }

/* ── Pagination ── */
.pagination {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
    justify-content: center;
}

.pagination a {
    padding: 0.5rem 0.9rem;
    background: var(--surface);
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--transition);
}

.pagination a:hover, .pagination a.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(59, 159, 232, 0.3);
}

/* ── Status badges ── */
.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    background: var(--bg-subtle);
    color: var(--text-secondary);
}

.status-pagado { background: var(--success-bg); color: var(--success); }
.status-pendiente { background: #fef3c7; color: #92400e; }
.status-enviado { background: var(--info-bg); color: var(--primary-dark); }
.status-cancelado { background: var(--error-bg); color: var(--error); }

/* ── Map ── */
.map-wrap iframe {
    width: 100%;
    min-height: 400px;
    border: 0;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* ── Footer ── */
.site-footer {
    background: linear-gradient(180deg, var(--bg-subtle) 0%, var(--primary-soft) 60%, var(--violet-soft) 100%);
    color: var(--text-secondary);
    padding: 4rem 0 0;
    margin-top: 2rem;
    border-top: 1px solid var(--border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2.5rem;
    padding-bottom: 3rem;
}

.footer-brand .logo-link {
    animation: none;
    margin-bottom: 0.75rem;
}

.footer-brand .logo-text {
    font-size: 1.35rem;
    -webkit-text-fill-color: unset;
    background: none;
    color: var(--text);
    animation: none;
}

.footer-brand .logo-text span { display: none; }

.footer-logo .logo-mark {
    width: 40px;
    height: 40px;
}

.footer-logo .logo-svg {
    width: 26px;
    height: 26px;
}

.footer-brand p {
    font-size: 0.925rem;
    line-height: 1.7;
    max-width: 300px;
    color: var(--text-secondary);
}

.footer-col h4 {
    color: var(--text);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin: 0 0 1rem;
}

.footer-col a, .footer-col p {
    display: block;
    color: var(--text-secondary);
    font-size: 0.925rem;
    margin-bottom: 0.5rem;
    transition: color var(--transition);
}

.footer-col a:hover { color: var(--primary-dark); }

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom small { color: var(--muted); font-size: 0.8rem; }

/* ── Confirmation ── */
.confirmation {
    text-align: center;
    max-width: 560px;
    margin: 2rem auto;
    padding: 3rem;
}

.confirmation h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
}

.confirmation-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

/* ── Animations ── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.88); }
    to { opacity: 1; transform: scale(1); }
}

.animate-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.animate-in.revealed,
.animate-in:not(.reveal) {
    /* fallback for elements observed */
}

.reveal,
.reveal-left,
.reveal-right,
.reveal-scale,
.stagger-item {
    opacity: 0;
    transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal { transform: translateY(28px); }
.reveal-left { transform: translateX(-32px); }
.reveal-right { transform: translateX(32px); }
.reveal-scale { transform: scale(0.9) translateY(16px); }

.reveal.revealed,
.reveal-left.revealed,
.reveal-right.revealed,
.reveal-scale.revealed,
.stagger-item.revealed,
.animate-in.revealed {
    opacity: 1;
    transform: none;
}

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }

/* Button ripple */
.btn-primary, .btn-nav-primary {
    position: relative;
    overflow: hidden;
}

.btn-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.45);
    transform: scale(0);
    animation: ripple 0.6s ease-out forwards;
    pointer-events: none;
}

@keyframes ripple {
    to { transform: scale(2.5); opacity: 0; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .blob, .hero-visual-inner::before { animation: none; }
    .reveal, .reveal-left, .reveal-right, .reveal-scale,
    .stagger-item, .animate-in { opacity: 1; transform: none; }
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .account-grid { grid-template-columns: 1fr; }
    .hero { grid-template-columns: 1fr; text-align: center; }
    .hero p { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { display: none; }
}

@media (max-width: 768px) {
    :root {
        --header-height: 80px;
    }

    .site-header.scrolled {
        height: 72px;
    }

    .logo-mark {
        width: 50px;
        height: 50px;
    }

    .logo-mark-img .logo {
        height: 40px;
    }

    .logo-svg {
        width: 32px;
        height: 32px;
    }

    .logo-text {
        font-size: 1.35rem;
    }

    .logo-text span {
        font-size: 0.6rem;
        letter-spacing: 0.18em;
    }

    .top-bar-inner { gap: 1rem; font-size: 0.72rem; }
    .top-bar-item:last-child { display: none; }

    .nav-toggle { display: flex; }

    .main-nav {
        display: flex;
        position: fixed;
        top: calc(var(--header-height) + var(--topbar-height));
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
        transform: translateX(100%);
        opacity: 0;
        transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.3s ease;
        overflow-y: auto;
        z-index: 99;
    }

    .main-nav.open {
        transform: translateX(0);
        opacity: 1;
    }

    .main-nav .nav-link {
        width: 100%;
        text-align: center;
        padding: 0.85rem;
        font-size: 1rem;
    }

    .nav-actions {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        flex-direction: column;
        width: 100%;
        padding-top: 0.5rem;
        border-top: 1px solid var(--border);
    }

    .header-inner { position: relative; flex-wrap: wrap; }

    .filters, .product-detail-grid, .checkout-grid, .contact-grid, .form-grid-2 {
        grid-template-columns: 1fr;
    }

    .hero-stats { flex-direction: column; gap: 1rem; align-items: center; }
    .cart-table { font-size: 0.875rem; }
    .footer-grid { grid-template-columns: 1fr; }
    .cart-total { margin-left: 0; width: 100%; }
}