/* ─────────────────────────────────────────
   NOVA E-Commerce — Main Stylesheet
   ───────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&family=DM+Serif+Display:ital@0;1&display=swap');

/* ── Variables ── */
:root {
  --black:    #0a0a0a;
  --white:    #f5f2ee;
  --cream:    #ede8e0;
  --accent:   #c8402a;
  --accent2:  #e8a020;
  --gray:     #888480;
  --card-bg:  #ffffff;
  --border:   #e0dbd3;
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html  { scroll-behavior: smooth; }
body  { background: var(--white); color: var(--black); font-family: 'DM Sans', sans-serif; font-weight: 300; overflow-x: hidden; }
a     { text-decoration: none; color: inherit; }
ul    { list-style: none; }
img   { max-width: 100%; display: block; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px; height: 64px;
  background: rgba(245,242,238,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo { font-family: 'Bebas Neue', sans-serif; font-size: 28px; letter-spacing: 4px; }
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 32px; }
.nav-links a { font-size: 13px; letter-spacing: 1px; text-transform: uppercase; opacity: 0.7; transition: opacity 0.2s; }
.nav-links a:hover { opacity: 1; }
.nav-actions { display: flex; gap: 20px; align-items: center; }
.nav-icon { background: none; border: none; cursor: pointer; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 50%; transition: background 0.2s; position: relative; }
.nav-icon:hover { background: var(--cream); }
.nav-icon svg { width: 20px; height: 20px; stroke: var(--black); fill: none; stroke-width: 1.5; }
.cart-badge { position: absolute; top: 2px; right: 2px; background: var(--accent); color: white; font-size: 9px; font-weight: 500; width: 16px; height: 16px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }

/* ── HERO ── */
.hero { margin-top: 64px; min-height: calc(100vh - 64px); display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; }
.hero-left { padding: 80px 48px 80px 80px; display: flex; flex-direction: column; justify-content: center; }
.hero-tag { font-size: 11px; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 24px; display: flex; align-items: center; gap: 10px; }
.hero-tag::before { content: ''; display: inline-block; width: 32px; height: 1px; background: var(--accent); }
.hero-title { font-family: 'DM Serif Display', serif; font-size: clamp(52px, 6vw, 84px); line-height: 1.05; margin-bottom: 24px; letter-spacing: -1px; }
.hero-title em { font-style: italic; color: var(--accent); }
.hero-sub { font-size: 16px; line-height: 1.7; color: var(--gray); max-width: 420px; margin-bottom: 40px; }
.hero-btns { display: flex; gap: 16px; }
.hero-right { background: var(--cream); position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.hero-decoration { position: absolute; font-family: 'Bebas Neue', sans-serif; font-size: 200px; color: rgba(0,0,0,0.04); line-height: 1; user-select: none; pointer-events: none; }
.hero-decoration.top    { top: -20px; right: -20px; }
.hero-decoration.bottom { bottom: -40px; left: -20px; }

.hero-product-card { background: white; width: 280px; padding: 32px; box-shadow: 0 40px 80px rgba(0,0,0,0.12); position: relative; animation: floatCard 4s ease-in-out infinite; }
@keyframes floatCard { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.hero-product-img { width: 100%; aspect-ratio: 1; background: linear-gradient(135deg, #f0ebe3, #e0d8cc); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; font-size: 72px; }
.hero-product-name { font-family: 'DM Serif Display', serif; font-size: 18px; margin-bottom: 4px; }
.hero-product-price { font-size: 22px; font-weight: 500; color: var(--accent); }
.hero-product-old { font-size: 14px; color: var(--gray); text-decoration: line-through; margin-left: 8px; }
.hero-badge { position: absolute; top: -12px; right: -12px; background: var(--accent2); color: white; width: 64px; height: 64px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; font-family: 'Bebas Neue', sans-serif; font-size: 20px; line-height: 1; }
.hero-badge small { font-family: 'DM Sans', sans-serif; font-size: 9px; letter-spacing: 1px; }

.hero-stats { display: flex; gap: 40px; margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--border); }
.stat-num { font-family: 'Bebas Neue', sans-serif; font-size: 38px; line-height: 1; }
.stat-label { font-size: 12px; color: var(--gray); letter-spacing: 1px; text-transform: uppercase; margin-top: 4px; }

/* ── BUTTONS ── */
.btn-primary { background: var(--black); color: var(--white); border: none; padding: 16px 36px; font-family: 'DM Sans', sans-serif; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; cursor: pointer; transition: background 0.25s; }
.btn-primary:hover { background: var(--accent); }
.btn-secondary { background: transparent; color: var(--black); border: 1px solid var(--black); padding: 16px 36px; font-family: 'DM Sans', sans-serif; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; cursor: pointer; transition: all 0.25s; }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* ── MARQUEE ── */
.marquee-wrap { background: var(--black); color: var(--white); padding: 14px 0; overflow: hidden; border-top: 3px solid var(--accent); }
.marquee-track { display: flex; animation: marquee 20s linear infinite; width: max-content; }
.marquee-track span { font-family: 'Bebas Neue', sans-serif; font-size: 16px; letter-spacing: 3px; padding: 0 40px; white-space: nowrap; opacity: 0.8; }
.marquee-track span.dot { color: var(--accent); padding: 0; opacity: 1; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── SECTIONS ── */
.section { padding: 64px 80px; }
.section-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 40px; }
.section-label { font-size: 11px; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.section-title { font-family: 'DM Serif Display', serif; font-size: clamp(32px, 4vw, 48px); line-height: 1.1; }
.section-title em { font-style: italic; }
.see-all { font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase; border-bottom: 1px solid var(--black); padding-bottom: 2px; transition: color 0.2s, border-color 0.2s; white-space: nowrap; }
.see-all:hover { color: var(--accent); border-color: var(--accent); }
.bg-cream { background: var(--cream); }

/* ── PRODUCT GRID ── */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card { cursor: pointer; transition: transform 0.3s; }
.product-card:hover { transform: translateY(-4px); }
.product-card:hover .product-img { background: var(--cream); }
.product-card:hover .add-to-cart { opacity: 1; transform: translateY(0); }
.product-img-wrap { position: relative; overflow: hidden; margin-bottom: 16px; }
.product-img { aspect-ratio: 3/4; background: #f0ece6; display: flex; align-items: center; justify-content: center; font-size: 64px; transition: background 0.3s; }
.product-tag { position: absolute; top: 12px; left: 12px; background: var(--black); color: white; font-size: 10px; letter-spacing: 1px; text-transform: uppercase; padding: 4px 10px; }
.product-tag.sale { background: var(--accent); }
.product-tag.new  { background: var(--accent2); }
.add-to-cart { position: absolute; bottom: 0; left: 0; right: 0; background: var(--black); color: white; border: none; padding: 14px; font-family: 'DM Sans', sans-serif; font-size: 11px; letter-spacing: 2px; text-transform: uppercase; cursor: pointer; opacity: 0; transform: translateY(8px); transition: all 0.3s; }
.add-to-cart:hover { background: var(--accent); }
.product-brand { font-size: 11px; color: var(--gray); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 4px; }
.product-name  { font-size: 15px; font-weight: 400; margin-bottom: 8px; line-height: 1.4; }
.product-price-row { display: flex; align-items: center; gap: 8px; }
.product-price { font-size: 16px; font-weight: 500; }
.product-price.sale { color: var(--accent); }
.product-price-old { font-size: 13px; color: var(--gray); text-decoration: line-through; }
.product-stars { display: flex; gap: 2px; margin-top: 6px; align-items: center; }
.star       { color: var(--accent2); font-size: 12px; }
.star.empty { color: var(--border); }
.rating-count { font-size: 11px; color: var(--gray); margin-left: 4px; }
.loading-grid { text-align: center; padding: 40px; color: var(--gray); font-size: 14px; letter-spacing: 1px; }

/* ── CATEGORIES ── */
.cat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.cat-card { aspect-ratio: 1; background: var(--card-bg); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; cursor: pointer; border: 1px solid var(--border); transition: all 0.3s; }
.cat-card:hover { background: var(--black); color: var(--white); border-color: var(--black); transform: scale(1.03); }
.cat-icon { font-size: 36px; }
.cat-name { font-size: 12px; letter-spacing: 1px; text-transform: uppercase; font-weight: 500; }

/* ── AI BANNER ── */
.ai-banner { background: var(--black); padding: 60px 80px; display: flex; align-items: center; gap: 60px; }
.ai-banner-tag { display: inline-flex; align-items: center; gap: 8px; background: rgba(200,64,42,0.2); color: var(--accent); border: 1px solid rgba(200,64,42,0.4); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; padding: 6px 14px; margin-bottom: 20px; }
.ai-dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:0.3;} }
.ai-banner-title { font-family: 'DM Serif Display', serif; font-size: 40px; color: var(--white); line-height: 1.1; margin-bottom: 16px; }
.ai-banner-title em { font-style: italic; color: var(--accent); }
.ai-banner-sub { color: rgba(245,242,238,0.5); font-size: 15px; line-height: 1.7; max-width: 400px; }
.ai-banner-text { flex: 1; }
.ai-banner-visual { flex-shrink: 0; width: 200px; height: 200px; border: 1px solid rgba(255,255,255,0.1); border-radius: 50%; position: relative; display: flex; align-items: center; justify-content: center; }
.ai-orbit { position: absolute; inset: -20px; border: 1px dashed rgba(200,64,42,0.3); border-radius: 50%; animation: orbit 8s linear infinite; }
@keyframes orbit { from{transform:rotate(0deg);} to{transform:rotate(360deg);} }
.ai-orbit-dot { position: absolute; top: 0; left: 50%; width: 8px; height: 8px; background: var(--accent); border-radius: 50%; transform: translateX(-50%); }
.ai-center { font-size: 56px; }

/* ── CART SIDEBAR ── */
.cart-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 200; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.cart-overlay.open { opacity: 1; pointer-events: all; }
.cart-sidebar { position: fixed; top: 0; right: 0; bottom: 0; width: 400px; background: var(--white); z-index: 201; transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.4,0,0.2,1); display: flex; flex-direction: column; }
.cart-sidebar.open { transform: translateX(0); }
.cart-header { display: flex; align-items: center; justify-content: space-between; padding: 24px 32px; border-bottom: 1px solid var(--border); }
.cart-header h2 { font-family: 'DM Serif Display', serif; font-size: 24px; }
.cart-close { background: none; border: none; cursor: pointer; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 50%; transition: background 0.2s; }
.cart-close:hover { background: var(--cream); }
.cart-close svg { width: 20px; height: 20px; stroke: var(--black); fill: none; stroke-width: 1.5; }
.cart-items { flex: 1; overflow-y: auto; padding: 24px 32px; }
.cart-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border); }
.cart-item-img { width: 72px; height: 72px; background: var(--cream); display: flex; align-items: center; justify-content: center; font-size: 32px; flex-shrink: 0; }
.cart-item-info { flex: 1; }
.cart-item-name  { font-size: 14px; margin-bottom: 4px; }
.cart-item-price { font-size: 15px; font-weight: 500; color: var(--accent); }
.cart-item-qty   { font-size: 12px; color: var(--gray); margin-top: 4px; }
.cart-footer { padding: 24px 32px; border-top: 1px solid var(--border); }
.cart-total { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.cart-total span   { font-size: 14px; color: var(--gray); }
.cart-total strong { font-size: 22px; font-weight: 500; }
.btn-checkout { width: 100%; background: var(--black); color: var(--white); border: none; padding: 18px; font-family: 'DM Sans', sans-serif; font-size: 13px; letter-spacing: 2px; text-transform: uppercase; cursor: pointer; transition: background 0.25s; }
.btn-checkout:hover { background: var(--accent); }

/* ── TOAST ── */
.toast { position: fixed; bottom: 32px; left: 50%; transform: translateX(-50%) translateY(80px); background: var(--black); color: var(--white); padding: 14px 28px; font-size: 13px; letter-spacing: 0.5px; z-index: 300; transition: transform 0.4s cubic-bezier(0.4,0,0.2,1); display: flex; align-items: center; gap: 12px; box-shadow: 0 8px 32px rgba(0,0,0,0.2); }
.toast.show { transform: translateX(-50%) translateY(0); }
.toast-icon { font-size: 18px; }

/* ── FOOTER ── */
footer { background: var(--black); color: var(--white); padding: 60px 80px 40px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 60px; margin-bottom: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand p { color: rgba(255,255,255,0.4); font-size: 14px; line-height: 1.7; max-width: 280px; margin-top: 16px; }
.footer-col h4  { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,0.4); margin-bottom: 20px; }
.footer-col ul  { display: flex; flex-direction: column; gap: 10px; }
.footer-col a   { color: rgba(255,255,255,0.7); font-size: 14px; transition: color 0.2s; }
.footer-col a:hover { color: var(--white); }
.footer-bottom  { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,0.3); }
.footer-bottom span.accent { color: var(--accent); }

/* ── SCROLL ANIMATIONS ── */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s, transform 0.6s; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ── AUTH / USER MENU ── */
.btn-login {
  background: var(--black); color: var(--white);
  border: none; padding: 9px 22px;
  font-family: 'DM Sans', sans-serif;
  font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase;
  cursor: pointer; transition: background 0.25s; white-space: nowrap;
}
.btn-login:hover { background: var(--accent); }

.user-menu { position: relative; }

.user-avatar-btn {
  background: none; border: 2px solid var(--border);
  width: 38px; height: 38px; border-radius: 50%;
  cursor: pointer; overflow: hidden; padding: 0;
  transition: border-color 0.2s;
  display: flex; align-items: center; justify-content: center;
}
.user-avatar-btn:hover { border-color: var(--accent); }

.user-avatar-img {
  width: 100%; height: 100%; object-fit: cover; border-radius: 50%;
}

.user-avatar-initials {
  font-size: 15px; font-weight: 500;
  color: var(--black); font-family: 'DM Sans', sans-serif;
}

.user-dropdown {
  position: absolute; top: calc(100% + 12px); right: 0;
  background: var(--white); border: 1px solid var(--border);
  min-width: 220px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  opacity: 0; pointer-events: none;
  transform: translateY(-8px);
  transition: all 0.2s;
  z-index: 200;
}
.user-dropdown.open { opacity: 1; pointer-events: all; transform: translateY(0); }

.user-dropdown-header {
  padding: 16px 20px; border-bottom: 1px solid var(--border);
  background: var(--cream);
}
.user-dropdown-name  { font-size: 14px; font-weight: 500; margin-bottom: 2px; }
.user-dropdown-email { font-size: 12px; color: var(--gray); margin-bottom: 4px; }
.user-dropdown-id    { font-size: 10px; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; }

.user-dropdown a {
  display: block; padding: 12px 20px;
  font-size: 13px; color: var(--black);
  text-decoration: none; transition: background 0.15s;
  border-bottom: 1px solid var(--border);
}
.user-dropdown a:last-child { border-bottom: none; }
.user-dropdown a:hover { background: var(--cream); }
.user-dropdown .logout-link { color: var(--accent); }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .cat-grid     { grid-template-columns: repeat(3, 1fr); }
  .hero         { grid-template-columns: 1fr; }
  .hero-right   { display: none; }
  .footer-top   { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .section  { padding: 40px 24px; }
  .ai-banner { padding: 40px 24px; flex-direction: column; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-grid     { grid-template-columns: repeat(3, 1fr); }
  footer        { padding: 40px 24px; }
  .footer-top   { grid-template-columns: 1fr; gap: 32px; }
}