/* ===========================================================
   EletroLar — Design System
   Inspirado no Astryx (Meta) — tokens semânticos + variáveis
   Paleta: Azul profundo (confiança) + Laranja elétrico (ação)
   =========================================================== */

:root {
  /* Cores */
  --color-bg: #0a0e1a;
  --color-bg-elev-1: #111827;
  --color-bg-elev-2: #1a2233;
  --color-surface: #ffffff;
  --color-surface-alt: #f5f7fb;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-text-invert: #ffffff;
  --color-text-invert-muted: #cbd5e1;

  --color-primary: #0057ff;       /* azul elétrico */
  --color-primary-dark: #0040c9;
  --color-primary-glow: rgba(0, 87, 255, 0.35);

  --color-accent: #ff6a00;        /* laranja energia */
  --color-accent-dark: #cc5500;
  --color-accent-glow: rgba(255, 106, 0, 0.4);

  --color-success: #16a34a;
  --color-danger: #dc2626;
  --color-warning: #f59e0b;

  --color-border: #e2e8f0;
  --color-border-dark: #1e293b;

  /* Espaçamento */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Raios */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 999px;

  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.06), 0 1px 3px rgba(15,23,42,0.1);
  --shadow-md: 0 4px 12px rgba(15,23,42,0.08), 0 2px 4px rgba(15,23,42,0.06);
  --shadow-lg: 0 20px 40px rgba(15,23,42,0.15), 0 8px 16px rgba(15,23,42,0.08);
  --shadow-xl: 0 30px 60px rgba(15,23,42,0.2);
  --shadow-glow: 0 0 40px var(--color-primary-glow);
  --shadow-glow-accent: 0 0 40px var(--color-accent-glow);

  /* Tipografia */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;

  /* Transições */
  --tr-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --tr-med: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --tr-slow: 600ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container: 1240px;
  --header-h: 76px;
}

/* Reset ---------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: -0.02em; margin: 0; line-height: 1.15; font-weight: 700; }

/* Container ------------------------------------------------ */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-5); }

/* ============ HEADER ============ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(10, 14, 26, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  z-index: 100;
  transition: background var(--tr-med);
}
.header.scrolled { background: rgba(10, 14, 26, 0.95); }
.header .container {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-5);
}
.logo {
  display: flex; align-items: center; gap: var(--space-2);
  color: var(--color-text-invert);
  font-family: var(--font-display);
  font-weight: 800; font-size: 22px; letter-spacing: -0.03em;
}
.logo-mark {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 900; font-size: 18px;
  box-shadow: var(--shadow-glow);
  animation: logoPulse 3s ease-in-out infinite;
}
@keyframes logoPulse {
  0%, 100% { transform: rotate(-3deg); box-shadow: 0 0 20px var(--color-primary-glow); }
  50% { transform: rotate(3deg); box-shadow: 0 0 40px var(--color-accent-glow); }
}
.nav { display: flex; align-items: center; gap: var(--space-6); }
.nav a {
  color: var(--color-text-invert-muted); font-weight: 500; font-size: 15px;
  transition: color var(--tr-fast); position: relative;
}
.nav a:hover { color: var(--color-text-invert); }
.nav a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px;
  background: var(--color-accent); transform: scaleX(0); transform-origin: left;
  transition: transform var(--tr-med);
}
.nav a:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: var(--space-3); }
.icon-btn {
  width: 42px; height: 42px; border-radius: var(--radius-full);
  color: var(--color-text-invert); background: rgba(255,255,255,0.08);
  display: inline-flex; align-items: center; justify-content: center;
  transition: all var(--tr-fast); position: relative;
}
.icon-btn:hover { background: rgba(255,255,255,0.16); transform: translateY(-2px); }
.cart-badge {
  position: absolute; top: -4px; right: -4px;
  min-width: 20px; height: 20px; padding: 0 6px;
  background: var(--color-accent); color: #fff; border-radius: var(--radius-full);
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--color-bg);
}
.mobile-toggle { display: none; }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 14px 26px; border-radius: var(--radius-full);
  font-weight: 600; font-size: 15px; letter-spacing: 0.01em;
  transition: all var(--tr-med); position: relative; overflow: hidden;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff; box-shadow: 0 8px 24px var(--color-primary-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px var(--color-primary-glow); }
.btn-accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff; box-shadow: 0 8px 24px var(--color-accent-glow);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 12px 32px var(--color-accent-glow); }
.btn-ghost { background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.2); }
.btn-ghost:hover { background: rgba(255,255,255,0.16); }
.btn-outline { border: 2px solid var(--color-primary); color: var(--color-primary); background: transparent; }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-lg { padding: 18px 34px; font-size: 16px; }
.btn-block { width: 100%; }
.btn::before {
  content: ''; position: absolute; top: 50%; left: 50%; width: 0; height: 0;
  border-radius: 50%; background: rgba(255,255,255,0.2);
  transform: translate(-50%, -50%); transition: width var(--tr-slow), height var(--tr-slow);
}
.btn:hover::before { width: 400px; height: 400px; }
.btn > * { position: relative; z-index: 1; }

/* ============ HERO ============ */
.hero {
  position: relative; min-height: 100vh;
  background: var(--color-bg);
  overflow: hidden;
  display: flex; align-items: center;
  padding-top: var(--header-h);
}
.hero-video-wrap { position: absolute; inset: 0; overflow: hidden; }
.hero-video-wrap video {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0.55;
  filter: saturate(1.2) contrast(1.05);
}
.hero-video-wrap::after {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(0,87,255,0.3), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255,106,0,0.25), transparent 50%),
    linear-gradient(180deg, rgba(10,14,26,0.5) 0%, rgba(10,14,26,0.85) 100%);
}
.hero .container { position: relative; z-index: 2; padding-top: var(--space-8); padding-bottom: var(--space-8); }
.hero-content { max-width: 780px; color: #fff; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 8px 16px; background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  font-size: 13px; font-weight: 500;
  color: var(--color-text-invert-muted); margin-bottom: var(--space-5);
  backdrop-filter: blur(10px);
}
.hero-eyebrow .dot { width: 8px; height: 8px; background: var(--color-accent); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 var(--color-accent-glow); }
  50% { transform: scale(1.2); box-shadow: 0 0 0 8px transparent; }
}
.hero h1 {
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 800;
  background: linear-gradient(180deg, #fff 30%, rgba(255,255,255,0.7));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: var(--space-4);
}
.hero h1 .gradient {
  background: linear-gradient(135deg, #00c6ff, #ff6a00);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-desc {
  font-size: clamp(16px, 1.6vw, 20px);
  color: var(--color-text-invert-muted);
  margin-bottom: var(--space-6); max-width: 620px;
}
.hero-cta { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5);
  margin-top: var(--space-8); max-width: 620px;
}
.hero-stat .num {
  font-family: var(--font-display); font-size: 32px; font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stat .lbl { color: var(--color-text-invert-muted); font-size: 13px; margin-top: 2px; }
.scroll-hint {
  position: absolute; bottom: var(--space-5); left: 50%; transform: translateX(-50%);
  color: var(--color-text-invert-muted); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase;
  animation: bobble 2s ease-in-out infinite;
  z-index: 2;
}
@keyframes bobble { 0%,100% { transform: translate(-50%, 0);} 50% { transform: translate(-50%, 8px);} }

/* ============ SECTIONS BASE ============ */
.section { padding: var(--space-9) 0; position: relative; }
.section-alt { background: var(--color-surface-alt); }
.section-dark { background: var(--color-bg); color: var(--color-text-invert); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto var(--space-7); }
.section-eyebrow {
  display: inline-block; padding: 6px 14px; border-radius: var(--radius-full);
  background: rgba(0,87,255,0.08); color: var(--color-primary);
  font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}
.section-title { font-size: clamp(30px, 4vw, 46px); margin-bottom: var(--space-3); }
.section-desc { color: var(--color-text-muted); font-size: 17px; }
.section-dark .section-desc { color: var(--color-text-invert-muted); }

/* ============ CATEGORIES ============ */
.categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
}
.cat-card {
  padding: var(--space-6) var(--space-4);
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--tr-med);
  cursor: pointer; position: relative; overflow: hidden;
}
.cat-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  opacity: 0; transition: opacity var(--tr-med);
  z-index: 0;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.cat-card:hover::before { opacity: 1; }
.cat-card:hover .cat-emoji, .cat-card:hover .cat-name, .cat-card:hover .cat-count { color: #fff; position: relative; z-index: 1; }
.cat-emoji {
  font-size: 44px; margin-bottom: var(--space-3); position: relative; z-index: 1;
  transition: transform var(--tr-med);
}
.cat-card:hover .cat-emoji { transform: scale(1.15) rotate(-5deg); }
.cat-name { font-weight: 700; font-size: 16px; margin-bottom: 4px; position: relative; z-index: 1; }
.cat-count { font-size: 13px; color: var(--color-text-muted); position: relative; z-index: 1; }

/* ============ PRODUCT CARDS ============ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-5);
}
.product-card {
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: all var(--tr-med);
  position: relative;
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.product-media {
  position: relative; padding-top: 100%; background: var(--color-surface-alt);
  overflow: hidden;
}
.product-media img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain;
  padding: var(--space-4); transition: transform var(--tr-slow);
}
.product-card:hover .product-media img { transform: scale(1.08); }
.product-badge {
  position: absolute; top: var(--space-3); left: var(--space-3);
  padding: 4px 10px; border-radius: var(--radius-full);
  background: var(--color-accent); color: #fff; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em; z-index: 2;
}
.product-badge.new { background: var(--color-primary); }
.product-badge.hot { background: linear-gradient(135deg, #dc2626, #f59e0b); }
.product-wish {
  position: absolute; top: var(--space-3); right: var(--space-3);
  width: 36px; height: 36px; border-radius: 50%;
  background: #fff; box-shadow: var(--shadow-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-muted); transition: all var(--tr-fast); z-index: 2;
}
.product-wish:hover { color: var(--color-accent); transform: scale(1.1); }
.product-info { padding: var(--space-4); display: flex; flex-direction: column; flex: 1; }
.product-rating { display: flex; align-items: center; gap: 4px; margin-bottom: 6px; font-size: 13px; color: var(--color-text-muted); }
.stars { color: #f59e0b; letter-spacing: 2px; }
.product-name { font-weight: 600; font-size: 15px; color: var(--color-text); margin-bottom: var(--space-2); line-height: 1.4; min-height: 42px; }
.product-price { margin-top: auto; margin-bottom: var(--space-3); }
.price-old { color: var(--color-text-muted); font-size: 13px; text-decoration: line-through; margin-right: 6px; }
.price-new { font-family: var(--font-display); font-size: 22px; font-weight: 800; color: var(--color-text); }
.price-installment { font-size: 12px; color: var(--color-text-muted); margin-top: 2px; }
.product-btn {
  width: 100%; padding: 12px; border-radius: var(--radius-md);
  background: var(--color-text); color: #fff; font-weight: 600; font-size: 14px;
  transition: all var(--tr-fast);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.product-btn:hover { background: var(--color-primary); }

/* ============ FEATURES ============ */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-5);
}
.feature-card {
  padding: var(--space-6);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  transition: all var(--tr-med);
  position: relative; overflow: hidden;
}
.feature-card::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(0,87,255,0.15), transparent 40%);
  opacity: 0; transition: opacity var(--tr-med); pointer-events: none;
}
.feature-card:hover::after { opacity: 1; }
.feature-card:hover { transform: translateY(-4px); border-color: rgba(0,87,255,0.4); }
.feature-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; margin-bottom: var(--space-4);
}
.feature-card h3 { font-size: 20px; margin-bottom: var(--space-2); }
.feature-card p { color: var(--color-text-invert-muted); font-size: 15px; }

/* ============ BANNER CTA ============ */
.banner-cta {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  color: #fff; text-align: center;
  position: relative; overflow: hidden;
}
.banner-cta::before, .banner-cta::after {
  content: ''; position: absolute; border-radius: 50%;
  background: rgba(255,255,255,0.1);
}
.banner-cta::before { width: 300px; height: 300px; top: -100px; left: -100px; }
.banner-cta::after { width: 400px; height: 400px; bottom: -150px; right: -150px; }
.banner-cta > * { position: relative; z-index: 1; }
.banner-cta h2 { font-size: clamp(28px, 4vw, 42px); margin-bottom: var(--space-3); }
.banner-cta p { font-size: 18px; margin-bottom: var(--space-5); opacity: 0.95; }

/* ============ FOOTER ============ */
.footer {
  background: var(--color-bg);
  color: var(--color-text-invert-muted);
  padding: var(--space-8) 0 var(--space-5);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-6); margin-bottom: var(--space-7);
}
.footer h4 { color: #fff; font-size: 14px; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: var(--space-4); font-family: var(--font-sans); font-weight: 700; }
.footer ul li { margin-bottom: var(--space-2); }
.footer a { transition: color var(--tr-fast); font-size: 14px; }
.footer a:hover { color: #fff; }
.footer-brand p { font-size: 14px; margin: var(--space-4) 0; max-width: 320px; }
.socials { display: flex; gap: var(--space-2); }
.socials a {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center;
  transition: all var(--tr-fast);
}
.socials a:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-5);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-3);
  font-size: 13px;
}
.payment-icons { display: flex; gap: 8px; opacity: 0.7; }
.payment-icons span {
  padding: 4px 10px; background: rgba(255,255,255,0.08); border-radius: 4px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.03em;
}
.admin-link {
  font-size: 12px; opacity: 0.5; text-decoration: underline;
  transition: opacity var(--tr-fast);
}
.admin-link:hover { opacity: 1; color: var(--color-accent) !important; }

/* ============ SCROLL REVEAL ============ */
.reveal { opacity: 0; transform: translateY(30px); transition: all 800ms cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ============ MARQUEE ============ */
.marquee {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  color: #fff; padding: var(--space-3) 0; overflow: hidden;
  border-top: 1px solid rgba(255,255,255,0.15);
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.marquee-track {
  display: flex; gap: var(--space-7);
  animation: marquee 30s linear infinite;
  white-space: nowrap;
  font-weight: 600; font-size: 14px; letter-spacing: 0.03em;
}
.marquee-track span::before { content: '✦'; margin-right: var(--space-3); opacity: 0.7; }
@keyframes marquee { from { transform: translateX(0);} to { transform: translateX(-50%);} }

/* ============ FORMS ============ */
.form { max-width: 480px; margin: 0 auto; }
.form-group { margin-bottom: var(--space-4); }
.form-label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--color-text); }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 14px 16px;
  border: 1px solid var(--color-border); border-radius: var(--radius-md);
  font-size: 15px; font-family: inherit; background: #fff;
  transition: all var(--tr-fast);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-glow);
}
.form-hint { font-size: 12px; color: var(--color-text-muted); margin-top: 4px; }
.form-error { font-size: 12px; color: var(--color-danger); margin-top: 4px; display: none; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }

/* ============ AUTH PAGES ============ */
.auth-wrap {
  min-height: 100vh;
  display: grid; grid-template-columns: 1fr 1fr;
  background: var(--color-bg);
}
.auth-side {
  position: relative; overflow: hidden;
  background:
    radial-gradient(circle at 30% 40%, rgba(0,87,255,0.3), transparent 60%),
    radial-gradient(circle at 70% 60%, rgba(255,106,0,0.25), transparent 60%),
    var(--color-bg);
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-7); color: #fff;
}
.auth-side-content { max-width: 420px; }
.auth-side h2 { font-size: 36px; margin-bottom: var(--space-4); }
.auth-side p { color: var(--color-text-invert-muted); font-size: 16px; margin-bottom: var(--space-5); }
.auth-side-features { display: flex; flex-direction: column; gap: var(--space-3); }
.auth-side-feature {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3); background: rgba(255,255,255,0.05);
  border-radius: var(--radius-md); border: 1px solid rgba(255,255,255,0.08);
}
.auth-side-feature .ico { width: 40px; height: 40px; background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 18px; }

.auth-form-side {
  background: #fff; padding: var(--space-8) var(--space-7);
  display: flex; align-items: center; justify-content: center;
  overflow-y: auto;
}
.auth-form-box { width: 100%; max-width: 420px; }
.auth-form-box .logo { color: var(--color-text); margin-bottom: var(--space-6); }
.auth-form-box h1 { font-size: 28px; margin-bottom: var(--space-2); }
.auth-form-box .subtitle { color: var(--color-text-muted); margin-bottom: var(--space-6); }
.auth-alt { text-align: center; margin-top: var(--space-5); font-size: 14px; color: var(--color-text-muted); }
.auth-alt a { color: var(--color-primary); font-weight: 600; }

/* ============ ADMIN DASHBOARD ============ */
.admin-shell {
  display: grid; grid-template-columns: 260px 1fr;
  min-height: 100vh; background: var(--color-surface-alt);
}
.admin-sidebar {
  background: var(--color-bg); color: var(--color-text-invert);
  padding: var(--space-5) 0; position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column;
}
.admin-sidebar .logo { padding: 0 var(--space-5); margin-bottom: var(--space-6); }
.admin-nav { flex: 1; }
.admin-nav a {
  display: flex; align-items: center; gap: var(--space-3);
  padding: 12px var(--space-5); color: var(--color-text-invert-muted);
  transition: all var(--tr-fast); font-size: 14px; font-weight: 500;
  border-left: 3px solid transparent;
}
.admin-nav a:hover { background: rgba(255,255,255,0.05); color: #fff; }
.admin-nav a.active {
  color: #fff; background: rgba(0,87,255,0.15);
  border-left-color: var(--color-accent);
}
.admin-nav-icon { width: 20px; height: 20px; display: inline-flex; align-items: center; justify-content: center; }
.admin-sidebar-foot { padding: var(--space-4) var(--space-5); border-top: 1px solid rgba(255,255,255,0.08); font-size: 12px; color: var(--color-text-invert-muted); }

.admin-main { padding: var(--space-6); }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-6); }
.admin-topbar h1 { font-size: 28px; }
.admin-user { display: flex; align-items: center; gap: var(--space-3); }
.admin-avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-4); margin-bottom: var(--space-6); }
.stat-card {
  background: #fff; padding: var(--space-5); border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  position: relative; overflow: hidden;
}
.stat-card .lbl { font-size: 13px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-card .val { font-family: var(--font-display); font-size: 32px; font-weight: 800; margin: 6px 0; }
.stat-card .chg { font-size: 13px; font-weight: 600; }
.chg.up { color: var(--color-success); }
.chg.down { color: var(--color-danger); }
.stat-card .ico {
  position: absolute; top: var(--space-4); right: var(--space-4);
  width: 42px; height: 42px; border-radius: var(--radius-md);
  background: var(--color-surface-alt); display: flex; align-items: center; justify-content: center; font-size: 20px;
}

.panel {
  background: #fff; padding: var(--space-5); border-radius: var(--radius-lg);
  border: 1px solid var(--color-border); margin-bottom: var(--space-5);
}
.panel-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-4); }
.panel-head h2 { font-size: 20px; }

.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; padding: var(--space-3); font-size: 12px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; border-bottom: 1px solid var(--color-border); font-weight: 600; }
.table td { padding: var(--space-3); border-bottom: 1px solid var(--color-border); font-size: 14px; vertical-align: middle; }
.table tbody tr:hover { background: var(--color-surface-alt); }
.pill { display: inline-flex; padding: 4px 10px; border-radius: var(--radius-full); font-size: 12px; font-weight: 600; }
.pill.success { background: #dcfce7; color: #166534; }
.pill.warn { background: #fef3c7; color: #92400e; }
.pill.danger { background: #fee2e2; color: #991b1b; }
.pill.info { background: #dbeafe; color: #1e40af; }

.shopify-banner {
  background: linear-gradient(135deg, #95bf47, #5e8e3e); color: #fff;
  padding: var(--space-4) var(--space-5); border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: var(--space-5);
}
.shopify-banner .btn { background: #fff; color: #5e8e3e; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .nav { display: none; }
  .mobile-toggle { display: inline-flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .auth-wrap { grid-template-columns: 1fr; }
  .auth-side { display: none; }
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; height: auto; }
}
@media (max-width: 600px) {
  .hero h1 { font-size: 36px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: var(--space-7) 0; }
}

/* ============ MOBILE FIXES (otimização Android/iPhone) ============ */

/* Botão hambúrguer */
.mobile-toggle {
  width: 42px; height: 42px; border-radius: var(--radius-full);
  color: var(--color-text-invert); background: rgba(255,255,255,0.08);
  align-items: center; justify-content: center;
  border: none; cursor: pointer;
}

/* Menu mobile dropdown */
@media (max-width: 900px) {
  .nav {
    display: none;
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: rgba(10, 14, 26, 0.98);
    -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
    flex-direction: column; gap: 0;
    padding: 12px 20px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    z-index: 99;
  }
  .nav.open { display: flex; }
  .nav a { padding: 14px 8px; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav a::after { display: none; }
}

/* Inputs ≥16px: evita zoom automático no iPhone (iOS Safari) */
.form-input, .form-select, .form-textarea { font-size: 16px; }

/* Hero: altura correta em iOS (barra de endereço dinâmica) */
@media (max-width: 900px) {
  .hero { min-height: 100svh; }
}

/* Grids inline que quebravam no celular */
@media (max-width: 900px) {
  #cart-content { grid-template-columns: 1fr !important; }
  #product-detail { grid-template-columns: 1fr !important; gap: 28px !important; }
  #catalog-layout { grid-template-columns: 1fr !important; }
  #about-cards { grid-template-columns: 1fr !important; }
  #admin-panels { grid-template-columns: 1fr !important; }
}

/* Tabelas com scroll horizontal no celular (admin) */
@media (max-width: 700px) {
  .panel { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table { min-width: 640px; }
}

/* Toques mais confortáveis (área mínima 44px - guideline Apple/Google) */
@media (max-width: 600px) {
  .btn { padding: 14px 22px; }
  .hero-cta .btn { width: 100%; }
  .container { padding-left: 18px; padding-right: 18px; }
}