/* ==========================================================================
   WHITE LABEL — Base & Core Layout (style.css)
   ========================================================================== */

/* Reset & Box Sizing */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-color: #ffffff;
  --text-color: #0b0b0b;
  --muted-color: #767676;
  --border-color: #e5e5e5;
  --accent-color: #000000;
  --font-main: 'Montserrat', sans-serif;
  --font-editorial: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-color);
  color: var(--text-color);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.4;
  letter-spacing: 0.5px;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  background: none;
  border: none;
  outline: none;
  cursor: pointer;
}

/* 1. Top Announcement Bar */
.top-banner {
  background-color: #000000;
  color: #ffffff;
  font-size: 9px;
  letter-spacing: 2px;
  font-weight: 500;
  text-align: center;
  padding: 8px 16px;
  text-transform: uppercase;
}

/* 2. Zara Style Minimal Sticky Header */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 24px;
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 4px 0;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--text-color);
}

.search-box input {
  border: none;
  border-bottom: 1px solid #ccc;
  padding: 4px 0;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  outline: none;
  background: transparent;
  width: 140px;
  transition: width 0.3s ease, border-color 0.3s ease;
}

.search-box input:focus {
  width: 200px;
  border-color: #000;
}

.brand-logo a {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: 10px;
  text-transform: uppercase;
  display: inline-block;
  transform: translateX(5px);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 11px;
  letter-spacing: 1.5px;
  font-weight: 500;
  text-transform: uppercase;
  position: relative;
}

.cart-link span {
  font-weight: 600;
}

/* 3. Sub Navigation Bar */
.sub-nav {
  padding: 18px 40px;
  font-size: 10px;
  letter-spacing: 2px;
}

.sub-nav ul {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.sub-nav li a {
  color: var(--muted-color);
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.sub-nav li.active a,
.sub-nav li a:hover {
  color: var(--text-color);
  font-weight: 600;
}

/* 4. Signature White Shirt Hero Focus */
.hero-signature {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  align-items: center;
  padding: 20px 40px 60px;
  background-color: #fbfbfb;
  margin-bottom: 50px;
}

.hero-content {
  padding: 40px 60px 40px 0;
}

.hero-content .badge {
  display: inline-block;
  font-size: 9px;
  letter-spacing: 3px;
  font-weight: 600;
  color: var(--muted-color);
  margin-bottom: 16px;
}

.hero-content h1 {
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 4px;
  line-height: 1.25;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.hero-content p {
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--muted-color);
  margin-bottom: 32px;
}

.hero-image {
  width: 100%;
  height: 520px;
  overflow: hidden;
  background-color: #f0f0f0;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* 5. Editorial Asymmetric Grid */
.grid-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  padding: 0 40px 100px;
}

.product-card {
  grid-column: span 1;
  display: flex;
  flex-direction: column;
}

.card-tall {
  grid-column: span 2;
  grid-row: span 2;
}

.card-wide {
  grid-column: span 2;
}