/*
 * Global styles for the BEYAZ Istanbul Shoes site.
 *
 * Uses a restrained palette of black, white and deep red.
 * Headings are set in a serif font to evoke heritage and craft; body
 * copy uses a clean sans-serif for readability.
 */

@font-face {
  font-family: 'Melodrama';
  src: url('Melodrama-Regular.woff2') format('woff2'),
       url('Melodrama-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}

:root {
  --color-bg: #ffffff;
  --color-text: #111111;
  --color-accent: #111111;
  --color-muted: #f5f5f5;
  --color-border: #e8e8e8;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Montserrat', sans-serif;
  --max-content-width: 1200px;
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: #111111;
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  text-decoration: underline;
}

/* ─── Top Bar ─────────────────────────────────────────────────────────── */

.top-bar {
  width: 100%;
  background-color: #111;
  color: #ccc;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-align: center;
  padding: 0.55rem 1rem;
  text-transform: uppercase;
}

.top-bar a {
  color: #ccc;
  text-decoration: none;
  transition: color var(--transition);
}

.top-bar a:hover {
  color: #fff;
  text-decoration: none;
}

.top-bar span {
  margin: 0 0.75rem;
  opacity: 0.4;
}

/* ─── Header ──────────────────────────────────────────────────────────── */

header {
  width: 100%;
  background-color: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s ease;
}

header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav-container {
  max-width: var(--max-content-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.5rem 1.5rem 0;
  gap: 0;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  height: auto;
  animation: logoFadeIn 1.2s ease forwards;
}

.logo img {
  height: 70px;
  width: auto;
  margin-top: 0;
  margin-right: 0;
}

@keyframes logoFadeIn {
  0% {
    opacity: 0;
    transform: scale(0.97);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.nav-container nav {
  width: 100%;
  margin-left: 0;
  margin-top: 0.4rem;
  position: relative;
}

.nav-container nav::before {
  content: '';
  display: block;
  height: 1px;
  background-color: var(--color-border);
  width: 0%;
  animation: lineExpand 0.9s ease 0.6s forwards;
}

@keyframes lineExpand {
  0% { width: 0%; }
  100% { width: 100%; }
}

nav ul {
  list-style: none;
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0.35rem 0;
  justify-content: space-between;
}

nav li {
  position: relative;
}

nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 1.15rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
}

nav a:hover {
  color: #555;
  text-decoration: none;
}

nav a.active {
  color: #111;
  border-bottom: 1.5px solid #111;
  padding-bottom: 2px;
}

/* Hamburger (mobile) */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── Hero ────────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  width: 100%;
  height: 82vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: #0a0a0a;
}

.hero-video {
  position: absolute;
  top: 0; left: 0;
  right: 0; bottom: 0;
  width: 100%;
  height: 100%;
  min-width: 100%;
  min-height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.48);
  z-index: 1;
}

.hero .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  padding: 0 1.5rem;
}

.hero .hero-content h1 {
  font-family: 'Melodrama', serif;
  font-size: 3.5rem;
  margin-bottom: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.hero .hero-content p {
  font-size: 1.1rem;
  max-width: 580px;
  margin: 0 auto 2rem;
  opacity: 0.92;
  letter-spacing: 0.01em;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Buttons ─────────────────────────────────────────────────────────── */

.button {
  display: inline-block;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  border: 1px solid #111;
  color: #fff;
  background-color: #111;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.button:hover {
  background-color: #fff;
  border-color: #111;
  text-decoration: none;
  color: #111;
}

.button-outline {
  background-color: transparent;
  color: #111;
  border-color: #111;
}

.button-outline:hover {
  background-color: #fff;
  border-color: #111;
  color: #111;
}

.button-white {
  border-color: #fff;
  color: #fff;
  background-color: transparent;
}

.button-white:hover {
  background-color: #fff;
  color: #111;
}

/* ─── Credibility Section ─────────────────────────────────────────────── */

.credibility {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  max-width: var(--max-content-width);
  margin: 4rem auto;
  padding: 0 1.5rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.credibility .cred-block {
  flex: 1 1 30%;
  text-align: center;
  padding: 3rem 2rem;
  position: relative;
}

.credibility .cred-block + .cred-block {
  border-left: 1px solid var(--color-border);
}

.cred-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--color-accent);
  opacity: 0.18;
  font-style: italic;
  line-height: 1;
  margin-bottom: 0.75rem;
}

.credibility .cred-block h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}

.credibility .cred-block p {
  font-size: 0.88rem;
  color: #666;
  max-width: 260px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ─── Section Labels ──────────────────────────────────────────────────── */

.section-label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  text-align: center;
}

/* ─── Featured / Catalog Section ─────────────────────────────────────── */

.featured-section {
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

.featured-section h2 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  text-align: center;
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

/* ─── Product Cards ───────────────────────────────────────────────────── */

.product-card {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

.product-card-img-wrap {
  overflow: hidden;
  position: relative;
}

.product-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.product-card:hover img {
  transform: scale(1.04);
}

.product-card .product-info {
  padding: 1.25rem 1rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
}

.product-card .product-info h4 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  margin: 0 0 0.3rem;
  line-height: 1.3;
}

.product-card .product-info .price {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 0.75rem;
}

.product-card .product-info .cta {
  margin-top: auto;
}

.style-num {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: #999;
  margin-bottom: 0.3rem;
  font-family: var(--font-body);
}

/* ─── Catalog Search ──────────────────────────────────────────────────── */

.catalog-search {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.catalog-search input {
  width: 100%;
  max-width: 480px;
  padding: 0.75rem 1.25rem;
  border: 1px solid #ccc;
  border-radius: 2px;
  font-size: 0.88rem;
  font-family: var(--font-body);
  letter-spacing: 0.03em;
  background-color: #fafafa;
  transition: border-color var(--transition);
}

.catalog-search input:focus {
  outline: none;
  border-color: var(--color-text);
  background-color: #fff;
}

/* ─── Catalog Filters ─────────────────────────────────────────────────── */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  justify-content: center;
}

.filters button {
  border: 1px solid #ccc;
  background-color: transparent;
  color: #555;
  padding: 0.5rem 1.25rem;
  border-radius: 2px;
  font-size: 0.72rem;
  font-family: var(--font-body);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.filters button.active,
.filters button:hover {
  background-color: var(--color-text);
  border-color: var(--color-text);
  color: #fff;
}

/* ─── CTA Banner ──────────────────────────────────────────────────────── */

.cta-section {
  background-color: #0f0f0f;
  padding: 5rem 1.5rem;
  text-align: center;
  color: #fff;
}

.cta-section h2 {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.cta-section p {
  font-size: 0.95rem;
  color: #aaa;
  max-width: 560px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

/* ─── About Page ──────────────────────────────────────────────────────── */

.about-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.about-container h1 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  margin-bottom: 2rem;
  text-align: center;
  letter-spacing: 0.02em;
}

.about-container p {
  max-width: 700px;
  margin: 0 auto 1.25rem;
  font-size: 1.02rem;
  color: #333;
  line-height: 1.85;
}

.about-divider {
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
  margin: 2rem auto;
}

/* ─── Wholesale Page ──────────────────────────────────────────────────── */

.wholesale-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.wholesale-container h1 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
  text-align: center;
  letter-spacing: 0.02em;
}

.wholesale-container h2 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
  letter-spacing: 0.01em;
}

.wholesale-container > p {
  max-width: 700px;
  margin: 0 auto 1rem;
  font-size: 0.95rem;
  color: #444;
  line-height: 1.8;
}

.steps {
  list-style: none;
  counter-reset: step;
  margin: 2rem auto;
  padding: 0;
  max-width: 700px;
}

.steps li {
  position: relative;
  margin-bottom: 1.75rem;
  padding-left: 3.25rem;
  font-size: 0.95rem;
  color: #333;
  line-height: 1.7;
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

/* ─── Contact Page ────────────────────────────────────────────────────── */

.contact-container {
  max-width: 680px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.contact-container h1 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  margin-bottom: 0.75rem;
  text-align: center;
  letter-spacing: 0.02em;
}

.contact-container form {
  max-width: 560px;
  margin: 2rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-container label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #555;
  margin-bottom: 0.2rem;
}

.contact-container input,
.contact-container textarea,
.contact-container select {
  padding: 0.85rem 1rem;
  border: 1px solid #ddd;
  border-radius: 2px;
  font-size: 0.95rem;
  font-family: inherit;
  width: 100%;
  box-sizing: border-box;
  transition: border-color var(--transition);
  background-color: #fafafa;
}

.contact-container input:focus,
.contact-container textarea:focus,
.contact-container select:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: #fff;
}

.contact-container textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-container button {
  align-self: flex-start;
  margin-top: 0.5rem;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  max-width: 560px;
  margin: 3rem auto 0;
  text-align: center;
}

.contact-info-item {
  padding: 1.5rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 2px;
}

.contact-info-item .info-label {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 0.5rem;
}

.contact-info-item a,
.contact-info-item p {
  font-size: 0.9rem;
  color: var(--color-text);
  margin: 0;
}

/* ─── Product Detail Page ─────────────────────────────────────────────── */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 1.5rem;
  transition: color var(--transition);
}

.back-link:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.product-detail-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  margin-top: 2rem;
}

.product-detail-images {
  flex: 1 1 360px;
  min-width: 280px;
}

.product-detail-info {
  flex: 1 1 360px;
  min-width: 280px;
}

.product-detail-info h2 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin: 0 0 0.5rem;
  color: #555;
  font-weight: 400;
}

.product-detail-info h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin: 1.75rem 0 0.35rem;
  letter-spacing: 0.01em;
}

.product-detail-info p {
  font-size: 0.92rem;
  color: #444;
  line-height: 1.75;
  margin: 0;
}

.product-inquiry-section {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--color-border);
}

.product-inquiry-section h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  margin-bottom: 1.25rem;
}

.product-inquiry-section form {
  max-width: 560px;
}

.product-inquiry-section input,
.product-inquiry-section textarea {
  padding: 0.85rem 1rem;
  border: 1px solid #ddd;
  border-radius: 2px;
  font-size: 0.95rem;
  font-family: inherit;
  width: 100%;
  box-sizing: border-box;
  transition: border-color var(--transition);
  background-color: #fafafa;
  display: block;
  margin-top: 0.35rem;
}

.product-inquiry-section input:focus,
.product-inquiry-section textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: #fff;
}

.product-inquiry-section label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #555;
}

.product-thumbnails {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.product-thumbnails img {
  width: 66px;
  height: 66px;
  object-fit: cover;
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--transition);
  border-radius: 2px;
}

.product-thumbnails img:hover {
  border-color: var(--color-accent);
}

/* ─── Page Hero (inner pages) ─────────────────────────────────────────── */

.page-hero {
  background-color: var(--color-muted);
  padding: 4rem 1.5rem 3rem;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  font-family: 'Melodrama', serif;
  font-size: 2.5rem;
  margin: 0;
  letter-spacing: 0.02em;
}

.page-hero p {
  font-size: 0.9rem;
  color: #666;
  margin: 0.75rem auto 0;
  max-width: 520px;
}

/* ─── Footer ──────────────────────────────────────────────────────────── */

footer {
  background-color: #0a0a0a;
  color: #aaa;
  padding: 3.5rem 1.5rem;
}

.footer-grid {
  max-width: var(--max-content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.footer-brand p {
  font-size: 0.82rem;
  line-height: 1.8;
  max-width: 320px;
  color: #777;
  margin: 0.75rem 0 0;
}

.footer-brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: #fff;
  letter-spacing: 0.05em;
}

.footer-contact {
  text-align: right;
}

.footer-contact p {
  margin: 0.35rem 0;
  font-size: 0.82rem;
}

.footer-contact a {
  color: #aaa;
  transition: color var(--transition);
}

.footer-contact a:hover {
  color: #fff;
  text-decoration: none;
}

.footer-contact .contact-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #555;
  margin-top: 1rem;
  margin-bottom: 0.2rem;
}

.footer-intl-note {
  max-width: var(--max-content-width);
  margin: 1.5rem auto 0;
  padding: 0.75rem 0;
  font-size: 0.72rem;
  color: #888;
  text-align: center;
  border-top: 1px solid #1f1f1f;
}

.footer-bottom {
  max-width: var(--max-content-width);
  margin: 2.5rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid #1f1f1f;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: #444;
}

/* ─── Responsive ──────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .hero {
    height: 70vh;
  }

  .hero .hero-content h1 {
    font-size: 2.2rem;
  }

  .hero .hero-content p {
    font-size: 0.95rem;
  }

  nav ul {
    display: none;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 0.5rem 0;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    z-index: 999;
  }

  nav ul.nav-open {
    display: flex;
  }

  nav ul li a {
    display: block;
    padding: 0.9rem 1.5rem;
    font-size: 0.85rem;
  }

  .hamburger {
    display: flex;
    position: absolute;
    top: 1.25rem;
    right: 1.5rem;
  }

  .nav-container {
    position: relative;
  }

  .credibility .cred-block {
    flex: 1 1 100%;
    border-left: none !important;
    border-bottom: 1px solid var(--color-border);
    padding: 2rem 1.5rem;
  }

  .credibility .cred-block:last-child {
    border-bottom: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-contact {
    text-align: left;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .product-detail-wrap {
    gap: 2rem;
  }

  .top-bar {
    font-size: 0.62rem;
    padding: 0.45rem 0.75rem;
  }
}

@media (max-width: 480px) {
  .logo {
    height: auto;
  }

  .logo img {
    height: 40px;
    width: auto;
    margin-top: 0;
  }

  .hero .hero-content h1 {
    font-size: 1.75rem;
  }

  .product-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}