/* =========================================================
   Gökhan Efe — Design System
   Deep navy masthead + warm paper reading surface.
   Signature motif: the meridian line — a thin vertical rule
   with a coordinate label, echoing longitude lines on a map.
   ========================================================= */

@font-face {
  font-family: "Fraunces";
  src: local("Fraunces");
  font-display: swap;
}

:root {
  /* --- Color: named tokens --- */
  --navy: #0F1B2D;
  --navy-soft: #16263D;
  --paper: #FAF8F4;
  --paper-raised: #FFFFFF;
  --ink: #1A2233;
  --muted: #5B6472;
  --border: #E4E0D8;
  --border-strong: #CFC9BC;

  /* Category accents */
  --accent-finans: #C08A28;
  --accent-kitaplar: #7A2E3B;
  --accent-tarih: #2F5D50;
  --accent-gundem: #A33E3E;
  --accent: var(--navy);

  /* Semantic aliases (light mode default) */
  --bg: var(--paper);
  --surface: var(--paper-raised);
  --text: var(--ink);
  --text-muted: var(--muted);
  --line: var(--border);
  --line-strong: var(--border-strong);
  --header-bg: var(--navy);
  --header-text: #F2EFE8;

  /* Type */
  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Source Serif 4", "Source Serif Pro", Georgia, "Times New Roman", serif;
  --font-ui: "Source Serif 4", Georgia, serif;

  /* Scale */
  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --step-1: clamp(1.125rem, 1.05rem + 0.4vw, 1.3rem);
  --step-2: clamp(1.4rem, 1.25rem + 0.8vw, 1.75rem);
  --step-3: clamp(1.85rem, 1.55rem + 1.4vw, 2.5rem);
  --step-4: clamp(2.3rem, 1.85rem + 2.2vw, 3.4rem);

  --content-width: 1240px;
  --article-width: 720px;

  --radius-sm: 3px;
  --radius-md: 6px;

  --shadow-card: 0 1px 2px rgba(15, 27, 45, 0.06), 0 8px 24px -12px rgba(15, 27, 45, 0.18);

  --transition: 180ms ease;
}

[data-theme="dark"] {
  --bg: #0B1220;
  --surface: #121D30;
  --text: #E9E6DD;
  --text-muted: #9BA3B4;
  --line: #23324A;
  --line-strong: #33445F;
  --header-bg: #070C15;
  --header-text: #EDEAE1;
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px -12px rgba(0, 0, 0, 0.6);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  overflow-x: hidden; /* iOS Safari scrolls html, not body — this is the one that matters there */
  width: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
  width: 100%;
  /* overflow-x:hidden intentionally NOT set here too — combined with the one
     on <html> above, some browsers (notably Safari) stop position:sticky
     elements (the header) from sticking. html's overflow-x:hidden already
     covers the horizontal-scroll case; this comment is here so nobody
     re-adds it and reintroduces that bug. */
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { padding: 0; margin: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
  color: var(--text);
}
p { margin: 0 0 1.1em; }
:focus-visible {
  outline: 2px solid var(--navy);
  outline-offset: 3px;
}
[data-theme="dark"] :focus-visible { outline-color: #E9E6DD; }

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: #fff;
  padding: 12px 18px;
  z-index: 200;
}
.skip-link:focus { left: 16px; top: 16px; }

/* --- Meridian signature motif --- */
.meridian-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.meridian-mark::before {
  content: "";
  width: 1px;
  height: 22px;
  background: currentColor;
  opacity: 0.55;
}
.coordinate-label {
  font-family: var(--font-ui);
  font-variant-numeric: tabular-nums;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* =========================
   Header
   ========================= */
.site-header {
  background: var(--header-bg);
  color: var(--header-text);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 24px;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.55rem;
  letter-spacing: 0.02em;
  color: var(--header-text);
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo .tagline {
  font-family: var(--font-ui);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(242,239,232,0.55);
  margin-top: 5px;
}
.primary-nav { display: none; }
.primary-nav ul {
  display: flex;
  gap: 28px;
}
.primary-nav a {
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), opacity var(--transition);
  opacity: 0.85;
}
.primary-nav a:hover,
.primary-nav a[aria-current="page"] { opacity: 1; border-color: currentColor; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.icon-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  color: var(--header-text);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}
.icon-btn:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.35); }
.icon-btn svg { width: 18px; height: 18px; stroke: currentColor; fill: none; }

.menu-toggle { display: inline-flex; }

/* Mobile nav drawer */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--header-bg);
  color: var(--header-text);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 260ms ease;
  padding: 20px 24px;
  overflow-y: auto;
}
.mobile-nav.is-open { transform: translateX(0); }
.mobile-nav-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}
.mobile-nav ul { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav a {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.mobile-nav .mobile-search {
  margin-top: 28px;
}

/* =========================
   Search box (header + page)
   ========================= */
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text);
}
.search-box input {
  border: none;
  background: transparent;
  font-family: var(--font-ui);
  font-size: 1rem;
  color: var(--text);
  width: 100%;
  outline: none;
}
.mobile-nav .search-box { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.2); }
.mobile-nav .search-box input { color: var(--header-text); }
.mobile-nav .search-box input::placeholder { color: rgba(242,239,232,0.5); }

/* =========================
   Buttons / tags
   ========================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--navy-soft); }
[data-theme="dark"] .btn-primary { background: #E9E6DD; color: #0B1220; }
[data-theme="dark"] .btn-primary:hover { background: #d9d5c8; }
.btn-outline { border-color: var(--line-strong); color: var(--text); }
.btn-outline:hover { border-color: var(--text); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-ui);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
}
.category-pill {
  display: inline-block;
  padding: 4px 11px;
  border-radius: 999px;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  color: #fff;
  background: var(--cat-color, var(--navy));
}

.cat-finans { --cat-color: var(--accent-finans); }
.cat-kitaplar { --cat-color: var(--accent-kitaplar); }
.cat-tarih { --cat-color: var(--accent-tarih); }
.cat-gundem { --cat-color: var(--accent-gundem); }

/* =========================
   Section headers
   ========================= */
.section {
  padding: 56px 0;
  border-top: 1px solid var(--line);
}
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}
.section-head h2 {
  font-size: var(--step-2);
}
.section-head .view-all {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}

/* =========================
   Hero
   ========================= */
.hero {
  padding: 40px 0 12px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.hero-main {
  position: relative;
}
.hero-main a.hero-link { display: block; }
.hero-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--line);
}
.hero-image img { width: 100%; height: 100%; object-fit: contain; }
.hero-body { padding-top: 18px; }
.hero-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.hero-title {
  font-size: var(--step-4);
  margin-bottom: 12px;
  overflow-wrap: break-word;
}
.hero-title a:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.hero-excerpt {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 62ch;
}
.byline {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 14px;
}
.byline .dot::before { content: "·"; margin: 0 2px; }

.hero-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* =========================
   Article cards
   ========================= */
.card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card-image {
  aspect-ratio: 4/3;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--line);
  position: relative;
}
.card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 420ms ease; }
.card:hover .card-image img { transform: scale(1.035); }
.card-title {
  font-size: 1.08rem;
  font-weight: 600;
  overflow-wrap: break-word;
}
.card-title a:hover { text-decoration: underline; text-underline-offset: 3px; }
.card-excerpt { color: var(--text-muted); font-size: 0.92rem; overflow-wrap: break-word; }
.card-meta {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Horizontal card (list style) */
.card-horizontal {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  align-items: start;
}
.card-horizontal .card-image { aspect-ratio: 1/1; }
.card-horizontal > div { min-width: 0; } /* lets the text column shrink instead
                                             of forcing the grid wider than the
                                             viewport on narrow phones */

/* Compact row (used in "trending") */
.card-compact {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.card-compact > div { min-width: 0; }
.card-compact:first-child { border-top: none; padding-top: 0; }
.card-compact .rank {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--line-strong);
  line-height: 1;
}

/* Grids */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px 28px;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.latest-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.latest-list { display: flex; flex-direction: column; gap: 26px; }
.latest-sidebar { display: flex; flex-direction: column; gap: 18px; }
.sidebar-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 22px;
}
.sidebar-card h3 {
  font-size: 1.05rem;
  margin-bottom: 14px;
}

/* Category chip bar on homepage */
.category-nav-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.category-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text);
  transition: border-color var(--transition), background var(--transition);
}
.category-chip:hover { border-color: var(--cat-color, var(--navy)); }
.category-chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cat-color, var(--navy)); }

/* Category section blocks on homepage */
.category-block-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.category-block-head .bar { width: 4px; height: 22px; background: var(--cat-color, var(--navy)); border-radius: 2px; }
.category-block-head h2 { font-size: var(--step-2); }

/* =========================
   Video section
   ========================= */
.video-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
}
.video-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--navy);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.video-container iframe,
.video-container video { width: 100%; height: 100%; border: 0; }
.video-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(160deg, var(--navy), #08101c);
}
.video-placeholder .play-btn {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* =========================
   Newsletter
   ========================= */
.newsletter {
  background: var(--navy);
  color: #F2EFE8;
  border-radius: var(--radius-md);
  padding: 40px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.newsletter h2 { font-size: var(--step-2); color: #F2EFE8; }
.newsletter p { color: rgba(242,239,232,0.7); max-width: 52ch; }
.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.newsletter-form input[type="email"] {
  padding: 13px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-family: var(--font-ui);
  font-size: 1rem;
}
.newsletter-form input::placeholder { color: rgba(242,239,232,0.5); }
.newsletter-note { font-size: 0.78rem; color: rgba(242,239,232,0.5); }
.form-status { font-size: 0.85rem; }
.form-status[data-state="success"] { color: #9FD8B8; }

/* =========================
   Footer
   ========================= */
.site-footer {
  background: var(--navy);
  color: rgba(242,239,232,0.75);
  margin-top: 60px;
}
.footer-inner {
  padding: 56px 24px 30px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
.footer-brand .logo { color: #F2EFE8; }
.footer-brand p { color: rgba(242,239,232,0.6); max-width: 42ch; margin-top: 14px; }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.footer-col h3 {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(242,239,232,0.5);
  margin-bottom: 14px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a:hover { text-decoration: underline; }
.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.8rem;
  color: rgba(242,239,232,0.45);
}
.footer-bottom .container,
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* =========================
   Page header (category/search/about/contact)
   ========================= */
.page-header {
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--line);
}
.page-header h1 { font-size: var(--step-3); }
.page-header p { color: var(--text-muted); max-width: 65ch; margin-top: 12px; }
.breadcrumbs {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs .sep { opacity: 0.5; }

/* =========================
   Search page / results
   ========================= */
.search-hero { padding: 48px 0 20px; }
.search-hero .search-box { max-width: 620px; padding: 16px 18px; }
.search-hero .search-box input { font-size: 1.1rem; }
.search-results-count {
  font-family: var(--font-ui);
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 18px 0 26px;
}
.no-results {
  padding: 60px 0;
  text-align: center;
  color: var(--text-muted);
}
.no-results h2 { color: var(--text); margin-bottom: 10px; }

/* =========================
   About / Contact
   ========================= */
.prose { max-width: var(--article-width); }
.prose h2 { font-size: var(--step-2); margin: 40px 0 16px; }
.prose h3 { font-size: 1.25rem; margin: 28px 0 12px; }
.prose p { color: var(--text); }
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 20px;
}
.team-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px;
}
.team-card img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; }
.team-card h3 { font-size: 1rem; margin-bottom: 2px; }
.team-card .title { font-family: var(--font-ui); font-size: 0.78rem; color: var(--text-muted); margin-bottom: 8px; }

.contact-form { display: flex; flex-direction: column; gap: 16px; max-width: 560px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-family: var(--font-ui); font-size: 0.85rem; font-weight: 600; }
.field input, .field textarea {
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 1rem;
}
.field textarea { resize: vertical; min-height: 140px; }
.contact-info { display: flex; flex-direction: column; gap: 18px; }
.contact-info .item { display: flex; gap: 12px; }

/* =========================
   404
   ========================= */
.error-page {
  padding: 100px 0;
  text-align: center;
}
.error-page .code {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 8rem);
  color: var(--line-strong);
  line-height: 1;
}
.error-page h1 { margin: 10px 0 14px; }
.error-page p { color: var(--text-muted); max-width: 50ch; margin: 0 auto 28px; }
.error-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 50px; }

/* =========================
   Utility
   ========================= */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.mt-lg { margin-top: 48px; }
.text-muted { color: var(--text-muted); }