@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;700;800;900&family=Playfair+Display:ital,wght@0,700;1,700&display=swap');

:root {
  --sade-white: #FFFFFF;
  --sade-bg: #FAF9F6; /* Alabaster beyazı, gözü yormayan premium zemin */
  --sade-bg-alt: #F1EFEA;
  --sade-black: #0D0D0D;
  --sade-text: #262626;
  --sade-text-muted: #666666;
  --sade-text-faint: #A6A6A6;
  --sade-yellow: #FFE600; /* Canlı Sade Sarısı */
  --sade-yellow-hover: #F0D800;
  --sade-border: #1A1A1A; /* İnce ama keskin siyah sınır hatları */
  --sade-border-light: #E6E3DC;
  --sade-kubitron-navy: #1B3A6B;
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

/* ============================================================
   RESET & BASICS
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--sade-bg);
}

body {
  font-family: var(--font-sans);
  background-color: var(--sade-bg);
  color: var(--sade-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

::selection {
  background-color: var(--sade-black);
  color: var(--sade-yellow);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--sade-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--sade-black);
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  color: var(--sade-black);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.5rem);
}

h2 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
}

h3 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
}

p {
  font-size: 1.05rem;
  color: var(--sade-text);
}

/* Highlighting Effect */
.highlight {
  background: var(--sade-yellow);
  color: var(--sade-black);
  padding: 0px 8px 4px;
  display: inline-block;
  transform: skewX(-6deg); /* Karakteristik eğiklik */
  font-weight: 900;
}

/* ============================================================
   STRUCTURE
   ============================================================ */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.divider {
  height: 1px;
  background-color: var(--sade-border);
  margin: 48px 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */
.site-header {
  background-color: var(--sade-bg);
  border-bottom: 2px solid var(--sade-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 40px;
  max-width: 1280px;
  margin: 0 auto;
}

.site-logo {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.06em;
  color: var(--sade-black);
  display: flex;
  align-items: center;
  gap: 2px;
}

.logo-accent {
  background-color: var(--sade-yellow);
  color: var(--sade-black);
  padding: 2px 10px 4px;
  transform: skewX(-6deg);
  display: inline-block;
}

.kubitron-badge {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--sade-white);
  background-color: var(--sade-kubitron-navy);
  padding: 4px 10px;
  border-radius: 0;
  font-family: var(--font-sans);
  transition: opacity 0.2s;
}

.kubitron-badge:hover {
  opacity: 0.9;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 40px;
  align-items: center;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--sade-text-muted);
  letter-spacing: -0.02em;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.nav-link:hover, .nav-link.active {
  color: var(--sade-black);
  border-color: var(--sade-black);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-search-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--sade-black);
  padding: 6px;
  display: flex;
  transition: transform 0.2s;
}

.nav-search-btn:hover {
  transform: scale(1.1);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  width: 24px;
  height: 3px;
  background-color: var(--sade-black);
  transition: 0.3s;
}

/* ============================================================
   HERO / FEATURED ARTICLE
   ============================================================ */
.hero-featured {
  background-color: var(--sade-white);
  border-bottom: 2px solid var(--sade-border);
  padding: 80px 0;
}

.hero-featured-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 80px;
  align-items: center;
}

.hero-category-badge {
  display: inline-block;
  background-color: var(--sade-black);
  color: var(--sade-white);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  margin-bottom: 24px;
}

.hero-title {
  margin-bottom: 24px;
}

.hero-title a:hover {
  color: var(--sade-text-muted);
}

.hero-excerpt {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  line-height: 1.5;
  color: var(--sade-text-muted);
  margin-bottom: 32px;
}

.hero-meta {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--sade-text-faint);
  display: flex;
  gap: 16px;
  align-items: center;
  text-transform: uppercase;
}

.hero-meta span.author {
  color: var(--sade-black);
}

.hero-read-link {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  border-bottom: 2px solid var(--sade-black);
  padding-bottom: 4px;
  margin-top: 24px;
}

.hero-read-link:hover {
  color: var(--sade-yellow-hover);
  border-color: var(--sade-yellow-hover);
}

.hero-image-wrap {
  border: 2px solid var(--sade-border);
  overflow: hidden;
}

.hero-image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-image-wrap:hover .hero-image {
  transform: scale(1.03);
}

/* ============================================================
   ARTICLE GRID & NEWS FEED
   ============================================================ */
.section-feed {
  padding: 80px 0;
}

.category-filters {
  display: flex;
  gap: 12px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 6px 16px;
  border: 2px solid var(--sade-border);
  background-color: transparent;
  color: var(--sade-black);
  transition: all 0.2s;
  cursor: pointer;
}

.badge:hover, .badge.badge-yellow {
  background-color: var(--sade-yellow);
  border-color: var(--sade-border);
}

.section-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 2px solid var(--sade-border);
  padding-bottom: 16px;
  margin-bottom: 48px;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--sade-text-muted);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 32px;
}

.article-card {
  display: flex;
  flex-direction: column;
}

.article-card-image-wrap {
  border: 2px solid var(--sade-border);
  margin-bottom: 20px;
  overflow: hidden;
  position: relative;
}

.article-card-image {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card-image-wrap:hover .article-card-image {
  transform: scale(1.04);
}

.article-card-category {
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--sade-black);
  background-color: var(--sade-yellow);
  padding: 2px 8px;
  align-self: flex-start;
  margin-bottom: 12px;
  border: 1px solid var(--sade-border);
}

.article-card-title {
  font-size: 1.35rem;
  line-height: 1.05;
  margin-bottom: 12px;
}

.article-card-title a:hover {
  text-decoration: underline;
}

.article-card-excerpt {
  font-size: 0.95rem;
  color: var(--sade-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card-meta {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--sade-text-faint);
  margin-top: auto;
}

/* ============================================================
   ARTICLE DETAIL
   ============================================================ */
.article-header {
  padding: 80px 0 48px;
  border-bottom: 2px solid var(--sade-border);
}

.article-title {
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  line-height: 0.95;
  margin-bottom: 32px;
}

.article-meta-bar {
  display: flex;
  gap: 24px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--sade-text-muted);
  text-transform: uppercase;
}

.article-meta-bar span.author {
  color: var(--sade-black);
}

.article-featured-image-wrap {
  border: 2px solid var(--sade-border);
  margin: 48px 0;
}

.article-featured-image {
  width: 100%;
  max-height: 600px;
  object-fit: cover;
}

.article-body {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--sade-text);
  font-family: var(--font-sans);
}

.article-body p {
  margin-bottom: 24px;
}

.article-body h2 {
  font-size: 2.2rem;
  margin: 48px 0 20px;
}

.article-body h3 {
  font-size: 1.6rem;
  margin: 36px 0 16px;
}

.article-body a {
  border-bottom: 2px solid var(--sade-yellow);
}

.article-body a:hover {
  background-color: var(--sade-yellow);
}

.article-body blockquote {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  line-height: 1.4;
  border-left: 6px solid var(--sade-black);
  padding-left: 24px;
  margin: 40px 0;
  color: var(--sade-black);
}

/* ============================================================
   SEARCH OVERLAY
   ============================================================ */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: rgba(250, 249, 246, 0.98);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.search-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.search-form {
  width: 100%;
  max-width: 800px;
  padding: 0 40px;
  position: relative;
}

.search-input {
  width: 100%;
  font-size: 3rem;
  font-weight: 900;
  border: none;
  border-bottom: 4px solid var(--sade-border);
  background: transparent;
  padding: 16px 0;
  outline: none;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.search-close {
  position: absolute;
  top: -80px;
  right: 40px;
  background: none;
  border: none;
  font-size: 2.5rem;
  font-weight: 900;
  cursor: pointer;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 2px solid var(--sade-border);
  background-color: var(--sade-white);
  padding: 80px 0 48px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
}

.footer-brand {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-link {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--sade-text-muted);
}

.footer-link:hover {
  color: var(--sade-black);
}

.footer-copy {
  border-top: 1px solid var(--sade-border-light);
  padding-top: 32px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--sade-text-faint);
  text-transform: uppercase;
}

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 64px;
}

.page-btn {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 800;
  border: 2px solid var(--sade-border);
  background-color: transparent;
  color: var(--sade-black);
  transition: all 0.2s;
}

.page-btn:hover, .page-btn.active {
  background-color: var(--sade-black);
  color: var(--sade-white);
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 992px) {
  .hero-featured-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-inner {
    padding: 20px 24px;
  }
  .nav-menu {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .article-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }
}