/* ═══ TechMart.id — Design Tokens & Reset ═══ */
:root {
  --primary: #00AA5B;
  --primary-dark: #008C4A;
  --primary-light: #E8F9F0;
  --accent: #0088FF;
  --danger: #EF4444;
  --warning: #F59E0B;
  --success: #10B981;
  --dark: #1A1A2E;
  --gray-900: #212121;
  --gray-700: #616161;
  --gray-500: #9E9E9E;
  --gray-300: #E0E0E0;
  --gray-100: #F5F5F5;
  --white: #FFFFFF;
  --bg: #F3F4F6;
  --font: 'Inter', sans-serif;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --transition: 0.2s ease;
  --container: 1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-900);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul, ol { list-style: none; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 16px; }

/* ═══ TOPBAR ═══ */
.topbar { background: var(--dark); color: var(--gray-300); font-size: 12px; padding: 6px 0; }
.topbar__inner { display: flex; justify-content: space-between; align-items: center; }
.topbar__right { display: flex; gap: 16px; }
.topbar__link { display: flex; align-items: center; gap: 4px; color: var(--gray-300); transition: color var(--transition); }
.topbar__link:hover { color: var(--primary); }
.topbar__icon { width: 14px; height: 14px; }
.topbar__text strong { color: var(--primary); }

/* ═══ NAVBAR ═══ */
.navbar { background: var(--white); position: sticky; top: 0; z-index: 100; box-shadow: var(--shadow-sm); }
.navbar__inner { display: flex; align-items: center; gap: 20px; padding: 12px 16px; }

/* Logo */
.navbar__logo { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.navbar__logo-icon svg { width: 36px; height: 36px; }
.navbar__brand { font-size: 22px; font-weight: 800; color: var(--gray-900); }
.navbar__brand-accent { color: var(--primary); }
.navbar__domain { font-size: 14px; color: var(--gray-500); font-weight: 500; }
.navbar__logo-text { display: flex; align-items: baseline; gap: 1px; }

/* Search */
.navbar__search { flex: 1; max-width: 560px; position: relative; }
.search-input-wrapper { display: flex; align-items: center; border: 2px solid var(--gray-300); border-radius: var(--radius); overflow: hidden; transition: border-color var(--transition); }
.search-input-wrapper:focus-within { border-color: var(--primary); }
.search__icon { width: 20px; height: 20px; margin-left: 12px; color: var(--gray-500); flex-shrink: 0; }
.search__input { flex: 1; border: none; outline: none; padding: 10px 12px; font-size: 14px; font-family: var(--font); }
.search__input::placeholder { color: var(--gray-500); }
.search__btn { background: var(--primary); color: var(--white); padding: 10px 20px; font-weight: 600; font-size: 14px; transition: background var(--transition); }
.search__btn:hover { background: var(--primary-dark); }
.search__dropdown { position: absolute; top: calc(100% + 4px); left: 0; right: 0; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg); display: none; max-height: 360px; overflow-y: auto; z-index: 50; }
.search__dropdown.active { display: block; }

/* Actions */
.navbar__actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.navbar__action-btn { position: relative; padding: 8px; border-radius: var(--radius-sm); transition: background var(--transition); }
.navbar__action-btn svg { width: 24px; height: 24px; color: var(--gray-700); }
.navbar__action-btn:hover { background: var(--gray-100); }
.navbar__badge { position: absolute; top: 2px; right: 2px; background: var(--danger); color: var(--white); font-size: 10px; font-weight: 700; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.navbar__badge--hidden { display: none; }

/* User Menu */
.navbar__user-btn { display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: var(--radius); transition: background var(--transition); }
.navbar__user-btn:hover { background: var(--gray-100); }
.navbar__avatar { width: 32px; height: 32px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); color: var(--white); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; }
.navbar__user-name { font-size: 13px; font-weight: 500; color: var(--gray-700); }
.navbar__chevron { width: 16px; height: 16px; color: var(--gray-500); transition: transform var(--transition); }
.navbar__user-menu { position: relative; }
.navbar__user-dropdown { position: absolute; top: calc(100% + 8px); right: 0; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg); min-width: 200px; padding: 8px; display: none; z-index: 50; }
.navbar__user-dropdown.active { display: block; }
.user-dropdown__item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--radius-sm); font-size: 13px; color: var(--gray-700); transition: background var(--transition); }
.user-dropdown__item svg { width: 18px; height: 18px; }
.user-dropdown__item:hover { background: var(--gray-100); color: var(--gray-900); }
.user-dropdown__item--admin { color: var(--accent); }
.user-dropdown__item--logout { color: var(--danger); }
.user-dropdown__divider { height: 1px; background: var(--gray-300); margin: 4px 0; }

/* Auth Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 20px; border-radius: var(--radius-sm); font-weight: 600; font-size: 14px; transition: all var(--transition); }
.btn--sm { padding: 8px 16px; font-size: 13px; }
.btn--primary { background: var(--primary); color: var(--white); }
.btn--primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn--outline { border: 1.5px solid var(--primary); color: var(--primary); }
.btn--outline:hover { background: var(--primary-light); }
.btn--danger { background: var(--danger); color: var(--white); }
.btn--full { width: 100%; }

/* Category Bar */
.category-bar { background: var(--white); border-top: 1px solid var(--gray-100); }
.category-bar__scroll { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; padding: 8px 0; }
.category-bar__scroll::-webkit-scrollbar { display: none; }
.category-bar__item { display: flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 500; color: var(--gray-700); white-space: nowrap; transition: all var(--transition); }
.category-bar__item:hover { background: var(--primary-light); color: var(--primary); }
.category-bar__item--active { background: var(--primary); color: var(--white); }
.category-bar__item svg { width: 16px; height: 16px; }
.category-bar__icon { font-size: 16px; }

/* Navbar Spacer */
.navbar-spacer { height: 8px; }

/* Hamburger (mobile) */
.navbar__hamburger { display: none; width: 32px; height: 32px; flex-direction: column; justify-content: center; gap: 5px; padding: 4px; }
.navbar__hamburger span { display: block; height: 2px; background: var(--gray-700); border-radius: 2px; transition: all var(--transition); }

/* ═══ TOAST NOTIFICATION ═══ */
.toast { position: fixed; top: 80px; right: 20px; z-index: 999; display: flex; align-items: center; gap: 12px; padding: 14px 20px; border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow-lg); animation: slideInRight 0.3s ease; max-width: 380px; }
.toast--success { border-left: 4px solid var(--success); }
.toast--error { border-left: 4px solid var(--danger); }
.toast__content { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.toast__icon { width: 20px; height: 20px; flex-shrink: 0; }
.toast--success .toast__icon { color: var(--success); }
.toast--error .toast__icon { color: var(--danger); }
.toast__close { font-size: 20px; color: var(--gray-500); padding: 0 4px; }

/* ═══ HERO BANNER SLIDER ═══ */
.hero { padding: 16px 0; }
.hero__slider { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 3 / 1; background: linear-gradient(135deg, #0d1b2a, #1b2d4f); }
.hero__slide { position: absolute; inset: 0; opacity: 0; transition: opacity 0.6s ease; display: flex; align-items: center; justify-content: center; }
.hero__slide.active { opacity: 1; }
.hero__slide img { width: 100%; height: 100%; object-fit: cover; }
.hero__placeholder { text-align: center; color: var(--white); padding: 40px; }
.hero__placeholder h2 { font-size: 28px; font-weight: 800; margin-bottom: 8px; }
.hero__placeholder p { font-size: 16px; opacity: 0.8; }
.hero__dots { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; }
.hero__dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.4); cursor: pointer; transition: all var(--transition); }
.hero__dot.active { background: var(--white); width: 28px; border-radius: 5px; }
.hero__arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.15); backdrop-filter: blur(4px); color: var(--white); display: flex; align-items: center; justify-content: center; transition: background var(--transition); }
.hero__arrow:hover { background: rgba(255,255,255,0.3); }
.hero__arrow--prev { left: 12px; }
.hero__arrow--next { right: 12px; }
.hero__arrow svg { width: 20px; height: 20px; }

/* ═══ SECTION HEADINGS ═══ */
.section { padding: 32px 0; }
.section__header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.section__title { font-size: 20px; font-weight: 700; color: var(--gray-900); display: flex; align-items: center; gap: 8px; }
.section__title-icon { font-size: 22px; }
.section__link { font-size: 13px; font-weight: 600; color: var(--primary); display: flex; align-items: center; gap: 4px; }
.section__link:hover { text-decoration: underline; }
.section__link svg { width: 16px; height: 16px; }

/* ═══ PRODUCT CARD ═══ */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.product-card { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: all 0.25s ease; position: relative; }
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.product-card__img { aspect-ratio: 1; background: var(--gray-100); overflow: hidden; position: relative; }
.product-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.product-card:hover .product-card__img img { transform: scale(1.05); }
.product-card__img-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; color: var(--gray-500); font-size: 40px; background: linear-gradient(135deg, var(--gray-100), var(--gray-300)); }
.product-card__badge { position: absolute; top: 8px; left: 8px; background: var(--danger); color: var(--white); font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 4px; }
.product-card__info { padding: 12px; }
.product-card__name { font-size: 13px; font-weight: 500; color: var(--gray-900); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 8px; min-height: 36px; }
.product-card__price { font-size: 16px; font-weight: 700; color: var(--gray-900); }
.product-card__price-original { font-size: 12px; color: var(--gray-500); text-decoration: line-through; margin-left: 6px; font-weight: 400; }
.product-card__meta { display: flex; align-items: center; gap: 8px; margin-top: 8px; font-size: 11px; color: var(--gray-500); }
.product-card__rating { display: flex; align-items: center; gap: 2px; color: var(--warning); }
.product-card__rating svg { width: 12px; height: 12px; fill: var(--warning); }

/* ═══ FLASH SALE ═══ */
.flash-sale { background: linear-gradient(135deg, #FF6B35, #EF4444); border-radius: var(--radius-lg); padding: 24px; margin: 8px 0; }
.flash-sale .section__title { color: var(--white); }
.flash-sale__timer { display: flex; align-items: center; gap: 4px; }
.flash-sale__time-box { background: var(--dark); color: var(--white); font-size: 14px; font-weight: 700; padding: 4px 8px; border-radius: 4px; min-width: 32px; text-align: center; }
.flash-sale__colon { color: var(--white); font-weight: 700; }
.flash-sale .product-card { border: none; }

/* ═══ CATEGORY GRID (Homepage) ═══ */
.category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 12px; }
.category-card { background: var(--white); border-radius: var(--radius); padding: 20px 12px; text-align: center; transition: all 0.25s ease; box-shadow: var(--shadow-sm); }
.category-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.category-card__icon { font-size: 32px; margin-bottom: 8px; }
.category-card__name { font-size: 12px; font-weight: 600; color: var(--gray-700); }

/* ═══ NEWSLETTER ═══ */
.newsletter { background: linear-gradient(135deg, #0d1b2a, #1a3a5c); padding: 48px 0; margin-top: 40px; }
.newsletter__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.newsletter__title { font-size: 22px; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.newsletter__desc { font-size: 14px; color: rgba(255,255,255,0.7); }
.newsletter__form { flex-shrink: 0; }
.newsletter__input-group { display: flex; border-radius: var(--radius); overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.2); }
.newsletter__input { padding: 12px 16px; border: none; outline: none; font-size: 14px; width: 280px; font-family: var(--font); }
.newsletter__btn { background: var(--primary); color: var(--white); padding: 12px 24px; font-weight: 600; font-size: 14px; display: flex; align-items: center; gap: 6px; transition: background var(--transition); }
.newsletter__btn:hover { background: var(--primary-dark); }
.newsletter__btn svg { width: 16px; height: 16px; }

/* ═══ FOOTER ═══ */
.footer { background: var(--dark); color: var(--gray-300); padding-top: 48px; }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; }
.footer__logo { display: flex; align-items: center; gap: 8px; font-size: 20px; font-weight: 800; color: var(--white); margin-bottom: 12px; }
.footer__logo svg { width: 32px; height: 32px; }
.footer__brand-accent { color: var(--primary); }
.footer__about { font-size: 13px; line-height: 1.7; color: var(--gray-500); margin-bottom: 16px; }
.footer__contact-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--gray-300); margin-bottom: 8px; transition: color var(--transition); }
.footer__contact-item:hover { color: var(--primary); }
.footer__contact-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.footer__heading { font-size: 14px; font-weight: 700; color: var(--white); margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.5px; }
.footer__heading--mt { margin-top: 20px; }
.footer__links li { margin-bottom: 10px; }
.footer__links a { font-size: 13px; color: var(--gray-500); transition: all var(--transition); }
.footer__links a:hover { color: var(--primary); padding-left: 4px; }
.footer__socials { display: flex; gap: 10px; }
.footer__social-link { width: 36px; height: 36px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; transition: all var(--transition); }
.footer__social-link svg { width: 18px; height: 18px; color: var(--gray-300); }
.footer__social-link:hover { background: var(--primary); transform: translateY(-2px); }
.footer__social-link:hover svg { color: var(--white); }
.footer__payments { display: flex; flex-wrap: wrap; gap: 6px; }
.footer__payment-badge { background: rgba(255,255,255,0.08); color: var(--gray-300); font-size: 11px; font-weight: 600; padding: 4px 10px; border-radius: 4px; }
.footer__bottom { border-top: 1px solid rgba(255,255,255,0.08); margin-top: 40px; padding: 20px 0; }
.footer__bottom-inner { display: flex; justify-content: space-between; align-items: center; }
.footer__copyright { font-size: 12px; color: var(--gray-500); }
.footer__made { font-size: 12px; color: var(--gray-500); }
.footer__heart { color: var(--danger); }

/* ═══ SCROLL TO TOP ═══ */
.scroll-top { position: fixed; bottom: 24px; right: 24px; width: 44px; height: 44px; border-radius: 50%; background: var(--primary); color: var(--white); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(12px); transition: all 0.3s ease; z-index: 90; }
.scroll-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top:hover { background: var(--primary-dark); transform: translateY(-2px); }
.scroll-top svg { width: 22px; height: 22px; }

/* ═══ ANIMATIONS ═══ */
@keyframes slideInRight { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes fadeInUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.1); } }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .topbar { display: none; }
  .navbar__inner { gap: 12px; }
  .navbar__search { max-width: none; }
  .search__btn { padding: 10px 14px; }
  .navbar__auth-btns { display: none; }
  .navbar__user-name, .navbar__chevron { display: none; }
  .navbar__hamburger { display: flex; }
  .hero__slider { aspect-ratio: 2 / 1; border-radius: var(--radius); }
  .hero__placeholder h2 { font-size: 18px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .category-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .newsletter__inner { flex-direction: column; text-align: center; }
  .newsletter__input { width: 200px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer__bottom-inner { flex-direction: column; gap: 8px; text-align: center; }
  .section__title { font-size: 16px; }
}

@media (max-width: 480px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .product-card__info { padding: 8px; }
  .product-card__name { font-size: 12px; min-height: auto; }
  .product-card__price { font-size: 14px; }
  .category-grid { grid-template-columns: repeat(4, 1fr); }
  .category-card { padding: 12px 8px; }
  .category-card__icon { font-size: 24px; }
  .footer__grid { grid-template-columns: 1fr; }
  .flash-sale { padding: 16px; }
}