/* =====================================================
   BASE.CSS — O'zgaruvchilar, reset, layout, header, footer
   Adabiy Obzor — klassik adabiyot uslubi
   ===================================================== */

/* ---- CSS O'zgaruvchilari ---- */
:root {
  /* Ranglar */
  --color-primary:      #1a3a5c;   /* to'q ko'k — asosiy */
  --color-primary-dark: #122844;   /* hover uchun */
  --color-accent:       #b8860b;   /* oltin-jigarrang */
  --color-accent-light: #d4a520;
  --color-bg:           #fafaf7;   /* krem fon */
  --color-bg-alt:       #f5f0e8;   /* ikkinchi fon */
  --color-bg-dark:      #1a3a5c;   /* to'q fon (stats, header) */
  --color-text:         #2c2c2c;
  --color-text-muted:   #6b6b6b;
  --color-text-light:   #ffffff;
  --color-border:       #d8d0c0;
  --color-border-light: #ece8df;

  /* Shriftlar */
  --font-serif:  Georgia, 'Times New Roman', 'DejaVu Serif', serif;
  --font-sans:   system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  /* O'lchamlar */
  --max-width:    1200px;
  --gap:          1.5rem;
  --radius:       6px;
  --radius-lg:    12px;

  /* Soyalar */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg:  0 8px 24px rgba(0,0,0,0.12);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--color-accent); }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
}

/* ---- Konteyner ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* =====================================================
   HEADER
   ===================================================== */
.site-header {
  background-color: var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 84px;
}

.site-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: #fff;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: rgba(184,134,11,0.25);
  border: 1px solid rgba(184,134,11,0.4);
  color: var(--color-accent-light);
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
}

.logo-subtitle {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  margin-top: 1px;
}

/* Footer logo */
.footer-logo-link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: #fff;
  margin-bottom: 0.85rem;
}

.footer-logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(184,134,11,0.2);
  border: 1px solid rgba(184,134,11,0.3);
  color: var(--color-accent-light);
  flex-shrink: 0;
}

.footer-logo-text {
  display: flex;
  flex-direction: column;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  color: #fff;
  line-height: 1.2;
}

.footer-logo-text small {
  font-size: 0.65rem;
  color: var(--color-accent-light);
  letter-spacing: 0.1em;
  font-weight: 500;
}

/* Desktop navigatsiya */
.main-nav { flex: 1; }

.nav-list {
  display: flex;
  gap: 0.25rem;
  flex-wrap: nowrap;
  align-items: center;
}

.nav-link {
  display: block;
  padding: 0.55rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  border-radius: var(--radius);
  transition: color 0.18s, background 0.18s;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
  background-color: rgba(255,255,255,0.12);
}

.nav-link.active {
  color: var(--color-accent-light);
  font-weight: 600;
}

/* Header qidiruv */
.header-search { flex-shrink: 0; }

.search-box {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 24px;
  overflow: hidden;
  transition: border-color 0.18s;
}

.search-box:focus-within {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.18);
}

.search-input {
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  width: 180px;
  font-family: var(--font-sans);
}

.search-input::placeholder { color: rgba(255,255,255,0.55); }

.search-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,0.7);
  padding: 0.45rem 0.75rem;
  display: flex;
  align-items: center;
  transition: color 0.18s;
}
.search-btn:hover { color: #fff; }

/* ---- Mobil menyu ---- */
.mobile-menu { display: none; }

.burger-btn {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.4rem;
  list-style: none;
}

.burger-btn::-webkit-details-marker { display: none; }

.burger-icon {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 24px;
}

.burger-icon span {
  display: block;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.2s;
}

.mobile-menu[open] .burger-icon span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu[open] .burger-icon span:nth-child(2) {
  opacity: 0;
}
.mobile-menu[open] .burger-icon span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  top: 84px;
  left: 0;
  right: 0;
  background: var(--color-primary-dark);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.25rem;
  z-index: 99;
  box-shadow: var(--shadow-lg);
}

.mobile-nav-list { display: flex; flex-direction: column; gap: 0.25rem; margin-bottom: 1rem; }

.mobile-nav-list a {
  display: block;
  padding: 0.6rem 0.75rem;
  color: rgba(255,255,255,0.9);
  border-radius: var(--radius);
  font-size: 0.95rem;
  transition: background 0.18s;
}
.mobile-nav-list a:hover { background: rgba(255,255,255,0.1); color: #fff; }

.mobile-search {
  display: flex;
  gap: 0.5rem;
}
.mobile-search .search-input {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  width: 100%;
  color: #fff;
  padding: 0.55rem 0.85rem;
}

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.8);
  margin-top: auto;
  padding-top: 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-about .footer-logo img { height: 38px; width: auto; margin-bottom: 1rem; }

.footer-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}

.footer-heading {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-accent-light);
  margin-bottom: 1rem;
}

.footer-links { display: flex; flex-direction: column; gap: 0.4rem; }

.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  transition: color 0.18s;
}
.footer-links a:hover { color: #fff; }

.footer-contact {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
}

.social-links {
  display: flex;
  gap: 0.6rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.7);
  transition: background 0.18s, color 0.18s;
}
.social-link:hover { background: var(--color-accent); color: #fff; }

.social-link--labeled {
  width: auto;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  gap: 0.4rem;
  font-size: 0.88rem;
  border-radius: 20px;
}

.footer-bottom {
  padding: 1.25rem 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

/* =====================================================
   FOCUS VA ACCESSIBILITY
   ===================================================== */
:focus-visible {
  outline: 2px solid var(--color-accent-light);
  outline-offset: 2px;
  border-radius: 2px;
}

/* =====================================================
   RESPONSIVE — MOBIL
   ===================================================== */
@media (max-width: 900px) {
  .main-nav,
  .header-search { display: none; }

  .mobile-menu { display: block; margin-left: auto; }

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

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .header-inner { height: 72px; }
}