:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-alt: #f1f5f9;
  --text: #0f172a;
  --text-muted: #475569;
  --border: #e2e8f0;
  --primary: #1e3a8a;
  --primary-hover: #1d4ed8;
  --primary-soft: #eff6ff;
  --amber: #d97706;
  --amber-soft: #fef3c7;
  --green: #059669;
  --green-soft: #d1fae5;
  --indigo: #4338ca;
  --indigo-soft: #eef2ff;
  --radius: 12px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-hover);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.container {
  inline-size: min(1200px, 100% - 2rem);
  margin-inline: auto;
}

/* Top Bar */
.top-bar {
  background: #0f172a;
  color: #cbd5e1;
  font-size: 0.8125rem;
  padding-block: 0.45rem;
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  white-space: nowrap;
  overflow: hidden;
}

.top-bar-right {
  display: flex;
  gap: 1.25rem;
}

.top-bar a {
  color: #e2e8f0;
}

/* Header & Responsive Navbar (Single Semantic Tree + Popover) */
.site-header {
  background: var(--surface);
  border-block-end: 1px solid var(--border);
  position: sticky;
  inset-block-start: 0;
  z-index: 40;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-block-size: 4.25rem;
}

.header-inner > * {
  flex-shrink: 0;
  white-space: nowrap;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
}

.site-logo:hover {
  text-decoration: none;
}

.logo-mark {
  display: grid;
  place-items: center;
  inline-size: 2.35rem;
  block-size: 2.35rem;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
}

.logo-text {
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.logo-text small {
  color: var(--amber);
  font-weight: 700;
}

.menu-button {
  anchor-name: --menu-button;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}

.site-menu {
  list-style: none;
  margin: 0;
  padding: 0.75rem;
  position: fixed;
  inset: auto;
  inset-block-start: 4.75rem;
  inset-block-start: anchor(--menu-button bottom);
  inset-inline-end: 1rem;
  inline-size: min(82dvw, 20rem);
  max-inline-size: calc(100dvw - 2rem);
  max-block-size: calc(100dvh - 6rem);
  margin-block-start: 0.5rem;
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.site-menu[popover]:is(:popover-open, .\:popover-open) {
  display: grid;
  gap: 0.25rem;
}

.site-menu a {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  color: var(--text);
  font-weight: 500;
  font-size: 0.9375rem;
}

.site-menu a:hover {
  background: var(--surface-alt);
  text-decoration: none;
}

.site-menu a[aria-current="page"] {
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 var(--primary);
}

.site-header.is-wide .menu-button {
  display: none;
}

.site-header.is-wide .site-menu {
  position: static;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  inline-size: auto;
  max-inline-size: none;
  max-block-size: none;
  overflow: visible;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.site-header.is-wide .site-menu::backdrop {
  display: none;
}

.site-header.is-wide .site-menu a.nav-pill {
  background: var(--amber-soft);
  color: #92400e;
  font-weight: 600;
}

.site-header.is-measuring * {
  transition: none !important;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 60%, #2563eb 100%);
  color: #fff;
  padding-block: 3.5rem;
}

.hero-inner {
  max-inline-size: 48rem;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-block-end: 1rem;
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero-lead {
  margin: 0 auto 1.75rem;
  color: #dbeafe;
  font-size: 1.05rem;
}

.hero-search {
  display: flex;
  gap: 0.5rem;
  background: #fff;
  padding: 0.4rem;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}

.hero-search input {
  flex: 1;
  min-inline-size: 0;
  border: 0;
  padding: 0.65rem 0.9rem;
  font-size: 1rem;
  color: var(--text);
  background: transparent;
}

.hero-search input:focus {
  outline: none;
}

.hero-quick-actions {
  margin-block-start: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.btn-hero-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1.35rem;
  border-radius: 10px;
  background: #f59e0b;
  color: #0f172a;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: var(--shadow-sm);
}

.btn-hero-cta:hover {
  background: #fbbf24;
  text-decoration: none;
}

.btn-hero-ghost {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1.25rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.btn-hero-ghost:hover {
  background: rgba(255, 255, 255, 0.22);
  text-decoration: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: var(--surface);
  color: var(--primary);
  border-color: var(--primary);
}

.btn-secondary:hover {
  background: var(--primary-soft);
}

.btn-ghost {
  background: var(--surface-alt);
  color: var(--text);
}

/* Sections */
.section {
  padding-block: 3rem;
}

.section-alt {
  background: var(--surface-alt);
}

.section-head {
  margin-block-end: 1.75rem;
}

.section-title {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
  letter-spacing: -0.015em;
}

.section-desc {
  margin: 0;
  color: var(--text-muted);
}

/* 4-Column Grade Grid */
.grade-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.grade-card {
  display: flex;
  flex-direction: column;
  padding: 1.35rem;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  color: var(--text);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.grade-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.grade-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-block-end: 0.75rem;
}

.grade-header h3 {
  margin: 0;
  font-size: 1.2rem;
}

.grade-num {
  display: grid;
  place-items: center;
  inline-size: 2.4rem;
  block-size: 2.4rem;
  border-radius: 10px;
  font-weight: 800;
  font-size: 1.15rem;
}

.grade-blue .grade-num    { background: var(--primary-soft); color: var(--primary); }
.grade-emerald .grade-num { background: var(--green-soft); color: var(--green); }
.grade-amber .grade-num   { background: var(--amber-soft); color: var(--amber); }
.grade-indigo .grade-num  { background: var(--indigo-soft); color: var(--indigo); }

.grade-card p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.925rem;
  flex: 1;
}

.grade-link {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--primary-hover);
}

/* Tools Promo Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.tool-promo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.tool-promo-featured {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-md);
}

.tool-badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  margin-block-end: 0.75rem;
}

.tool-badge.badge-green { background: var(--green-soft); color: var(--green); }
.tool-badge.badge-amber { background: var(--amber-soft); color: #92400e; }

.tool-promo h3 {
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
}

.tool-promo p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.925rem;
  flex: 1;
}

/* Material Cards (Symmetric 4-col / auto-fill + 2 line clamp) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}

.mat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.mat-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-block-end: 0.75rem;
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
}

.tag-blue  { background: var(--primary-soft); color: var(--primary); }
.tag-amber { background: var(--amber-soft); color: #92400e; }
.tag-gray  { background: var(--surface-alt); color: var(--text-muted); }

.mat-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.02rem;
  line-height: 1.35;
}

.mat-card h3 a {
  color: var(--text);
}

.mat-excerpt {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  overflow: clip;
  flex: 1;
}

.mat-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block-start: 0.75rem;
  border-block-start: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.read-more {
  font-weight: 600;
}

/* Ad Slot (CLS-safe) */
.ad-slot {
  margin-block: 1.5rem;
  min-block-size: 96px;
  display: grid;
  place-items: center;
  background: var(--surface-alt);
  border: 1px dashed #cbd5e1;
  border-radius: var(--radius);
  color: #64748b;
  font-size: 0.85rem;
}

/* Split CTA */
.split-cta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.cta-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.cta-box h3 {
  margin: 0 0 0.5rem;
}

.cta-box p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
}

/* Page Banner & Filters */
.page-banner {
  background: var(--surface);
  border-block-end: 1px solid var(--border);
  padding-block: 2rem;
}

.page-banner h1 {
  margin: 0.35rem 0 0.5rem;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
}

.page-banner p {
  margin: 0;
  color: var(--text-muted);
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.filter-bar, .tool-anchor-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block: 1.25rem 1.5rem;
}

.filter-pill {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 500;
}

.filter-pill.is-active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* Detail Layout */
.detail-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 900px) {
  .detail-layout {
    grid-template-columns: 2fr 1fr;
    align-items: start;
  }
}

.detail-main {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.detail-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block-start: 0.75rem;
}

.info-callout {
  padding: 0.9rem 1.1rem;
  border-inline-start: 4px solid var(--primary);
  background: var(--primary-soft);
  border-radius: 8px;
  margin-block-end: 1.25rem;
  font-size: 0.95rem;
}

.lead-text {
  font-size: 1.08rem;
  color: var(--text);
  font-weight: 500;
}

.check-list {
  padding-inline-start: 1.25rem;
}

.check-list li {
  margin-block-end: 0.4rem;
}

.download-box {
  margin-block-start: 1.75rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  background: var(--surface-alt);
  border: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.download-box h3 {
  margin: 0 0 0.25rem;
}

.download-box p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.sidebar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-block-end: 1.25rem;
}

.sidebar-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.sidebar-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-links li + li {
  margin-block-start: 0.55rem;
  padding-block-start: 0.55rem;
  border-block-start: 1px solid var(--border);
}

/* Online Tools */
.tool-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.tool-panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-block-end: 1.25rem;
}

.tool-panel-head h2 {
  margin: 0 0 0.25rem;
  font-size: 1.3rem;
}

.tool-panel-head p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.925rem;
}

.tool-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tool-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1rem;
  padding: 1rem;
  background: var(--surface-alt);
  border-radius: 10px;
  margin-block-end: 1.5rem;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-inline-size: 170px;
}

.control-group label {
  font-size: 0.85rem;
  font-weight: 600;
}

.control-group select,
.control-group input[type="text"],
.control-group input[type="email"],
.control-group textarea,
.kg-output-wrap textarea {
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  font: inherit;
  background: #fff;
}

.control-check {
  justify-content: center;
  min-inline-size: auto;
}

.control-check label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  cursor: pointer;
}

/* A4 Worksheet */
.worksheet-a4 {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.75rem;
  background: #fff;
}

.ws-header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-block-end: 0.75rem;
  margin-block-end: 1.15rem;
  border-block-end: 2px solid #0f172a;
}

.ws-title-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.15rem;
}

.ws-school {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
}

.ws-title-col strong {
  font-size: 1.25rem;
  color: var(--text);
}

.ws-student {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding-block-start: 0.55rem;
  border-block-start: 1px dashed #cbd5e1;
  font-size: 0.88rem;
}

.ws-student span:nth-child(2) {
  text-align: center;
}

.ws-student span:nth-child(3) {
  text-align: end;
}

.ws-footer {
  margin-block-start: 1.5rem;
  padding-block-start: 0.65rem;
  border-block-start: 1px solid #cbd5e1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.ws-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 600px) {
  .ws-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 820px) {
  .ws-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .ws-grid.ws-grid-2col {
    grid-template-columns: repeat(2, 1fr);
  }
}

.ws-edit-hint {
  margin: 0 0 1rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.ws-q {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 0.85rem 0.9rem;
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
}

.ws-q-wrap {
  display: flex;
  align-items: center;
  flex: 1;
  min-inline-size: 0;
}

.ws-q-text {
  outline: none;
  border-radius: 4px;
  padding: 0.1rem 0.25rem;
}

.ws-q-text:focus {
  background: var(--primary-soft);
  box-shadow: 0 0 0 2px #93c5fd;
}

.ws-reroll {
  border: 1px solid #cbd5e1;
  background: var(--surface-alt);
  color: var(--text-muted);
  border-radius: 6px;
  inline-size: 1.75rem;
  block-size: 1.75rem;
  display: grid;
  place-items: center;
  cursor: pointer;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.ws-reroll:hover {
  background: var(--primary-soft);
  color: var(--primary);
  border-color: var(--primary);
}

.ws-q-num {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-inline-end: 0.5rem;
}

.ws-answers {
  margin-block-start: 1.5rem;
  padding-block-start: 1rem;
  border-block-start: 1px dashed #94a3b8;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Reading Timer */
.timer-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-inline-start: auto;
}

.timer-display {
  font-variant-numeric: tabular-nums;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  padding: 0.25rem 0.75rem;
  background: #fff;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.reading-card {
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fffbeb;
}

.reading-text {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.85;
  color: #1e293b;
}

.read-result {
  margin-block-start: 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--green-soft);
  border-radius: 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.75rem;
}

.read-result strong {
  display: block;
  font-size: 1.4rem;
  color: #065f46;
}

.read-result span {
  font-size: 0.8rem;
  color: #047857;
}

.res-note {
  font-weight: 600;
  color: #064e3b;
}

/* Karne Görüşü */
.kg-output-wrap textarea {
  inline-size: 100%;
  resize: vertical;
}

.kg-actions {
  margin-block-start: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.copy-msg {
  color: var(--green);
  font-weight: 600;
  font-size: 0.9rem;
}

/* Prose & Contact */
.prose-box, .contact-grid {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.empty-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
}

.result-meta {
  margin-block-end: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.pagination {
  margin-block-start: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
}

.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-inline-size: 2.35rem;
  block-size: 2.35rem;
  padding-inline: 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
}

.page-link:hover {
  background: var(--surface-alt);
  text-decoration: none;
}

.page-link.is-current {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.page-dots {
  color: var(--text-muted);
  padding-inline: 0.25rem;
}

/* Çalışma Kağıdı Stüdyosu (44 Araç) */
.studyo-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 960px) {
  .studyo-layout {
    grid-template-columns: 270px 1fr;
    align-items: start;
  }
}

.studyo-menu-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.studyo-menu-head {
  padding: 0.85rem 1rem;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
}

.studyo-cat {
  border-block-end: 1px solid var(--border);
}

.studyo-cat summary {
  padding: 0.7rem 1rem;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface);
}

.studyo-cat summary span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.studyo-cat ul {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0.5rem 0.65rem;
  background: var(--surface-alt);
}

.studyo-cat li a {
  display: block;
  padding: 0.42rem 0.65rem;
  border-radius: 6px;
  font-size: 0.84rem;
  color: var(--text);
}

.studyo-cat li a:hover {
  background: var(--surface);
  text-decoration: none;
}

.studyo-cat li a.is-active {
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
}

.ws-q-wide {
  grid-column: 1 / -1;
  font-size: 0.98rem;
  font-weight: 500;
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding-block-start: 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  padding-block-end: 2.5rem;
}

.footer-brand {
  color: #fff;
  font-weight: 800;
  font-size: 1.15rem;
  margin-block-end: 0.65rem;
}

.footer-desc {
  margin: 0;
  font-size: 0.9rem;
  color: #94a3b8;
}

.footer-col h4 {
  color: #fff;
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li + li {
  margin-block-start: 0.45rem;
}

.footer-col a {
  color: #cbd5e1;
  font-size: 0.875rem;
}

.footer-bottom {
  border-block-start: 1px solid #1e293b;
  padding-block: 1.1rem;
  font-size: 0.85rem;
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.footer-bottom a {
  color: #93c5fd;
}

@page {
  size: A4 portrait;
  margin: 14mm 10mm 16mm 10mm;
}

/* Print (A4 Clean Worksheet) */
@media print {
  .top-bar,
  .site-header,
  .site-footer,
  .no-print,
  .ad-slot,
  .detail-sidebar,
  .download-box {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
    margin: 0;
  }

  .section {
    padding: 0;
  }

  .tool-panel {
    border: 0;
    box-shadow: none;
    padding: 0;
  }

  .worksheet-a4 {
    border: 0;
    box-shadow: none;
    padding: 4mm 6mm 14mm 6mm;
  }

  .ws-grid {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 0.5rem !important;
  }

  .ws-grid.ws-grid-2col {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .ws-q {
    padding: 0.45rem 0.6rem;
    font-size: 0.96rem;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .ws-footer {
    position: fixed;
    inset-block-end: 0;
    inset-inline: 6mm;
    background: #fff;
    margin: 0;
    padding-block: 0.45rem 0;
  }
}

/* Ana Sayfa E-İçerik Kategorileri (3x3 Simetrik Grid) */
.econtent-cats-wrap {
  margin-block-start: 2rem;
  padding-block-start: 1.75rem;
  border-block-start: 1px solid var(--border);
}

.econtent-cats-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.25rem;
  margin-block-end: 1rem;
}

.econtent-cats-head h3 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text);
}

.econtent-cats-head p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.econtent-cat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.econtent-cat-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.95rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.econtent-cat-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.econtent-cat-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.econtent-cat-title {
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--text);
}

.econtent-cat-arrow {
  color: var(--primary);
  font-weight: 700;
  transition: transform 0.15s ease;
}

.econtent-cat-card:hover .econtent-cat-arrow {
  transform: translateX(3px);
}

.econtent-cat-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 900px) {
  .econtent-cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .econtent-cat-grid {
    grid-template-columns: 1fr;
  }
}