/* ------------------------------------------------------------
   styles.css
   Βασικό design system. Χωρίς frameworks, vanilla CSS.
   ------------------------------------------------------------ */

:root {
  /* Χρώματα ανά ζώνη, προσαρμόσιμα */
  --color-primary-zone: #4CAF7D;   /* Δημοτικό */
  --color-middle-zone: #3B82C4;    /* Γυμνάσιο */
  --color-high-zone: #7C5CBF;      /* Λύκειο */

  --color-bg: #FAFAF8;
  --color-surface: #FFFFFF;
  --color-text: #1F2430;
  --color-text-muted: #5A6270;
  --color-border: #E4E6EA;

  --color-accent: #2E6F5E;
  --color-accent-hover: #235748;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.08);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --gradient-hero: linear-gradient(135deg, #EAF6F0 0%, #EAF1FB 55%, #F3EEFB 100%);
  --gradient-cta: linear-gradient(120deg, #2E6F5E 0%, #3B82C4 100%);
  --gradient-cta-hover: linear-gradient(120deg, #235748 0%, #2E6C9E 100%);

  --max-width: 1080px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-accent);
}

.hero__title,
.section-heading,
.zone-card__label,
.hero__quiz-cta-title,
.site-title {
  font-family: var(--font-heading);
  letter-spacing: -0.01em;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-toggle {
  display: flex;
  gap: 4px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.lang-toggle button {
  border: none;
  background: transparent;
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--color-text-muted);
}

.lang-toggle button.active {
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-card);
}

main {
  padding: 32px 0 64px;
}

/* ---------- Hero section ---------- */
.hero {
  padding: 36px 28px 32px;
  margin: 0 -20px 32px;
  border-bottom: 1px solid var(--color-border);
  background: var(--gradient-hero);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.hero__title {
  font-size: 1.9rem;
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 12px;
  max-width: 640px;
  color: #163326;
}

.hero__subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0 0 20px;
  max-width: 560px;
}

.hero__badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

/* ---------- Hero quiz CTA (viral hook) ---------- */
.hero__quiz-cta-wrap {
  max-width: 560px;
}

.hero__quiz-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  border: none;
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  cursor: pointer;
  background: var(--gradient-cta);
  box-shadow: 0 6px 16px rgba(46, 111, 94, 0.28);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-align: left;
}

.hero__quiz-cta:hover {
  background: var(--gradient-cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(46, 111, 94, 0.32);
}

.hero__quiz-cta-icon {
  font-size: 1.7rem;
  flex-shrink: 0;
}

.hero__quiz-cta-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero__quiz-cta-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}

.hero__quiz-cta-sub {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
}

.hero__quiz-picker {
  margin-top: 12px;
  padding: 14px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.hero__quiz-picker-label {
  margin: 0 0 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.hero__quiz-picker-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.hero__quiz-picker-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  border-radius: 20px;
  padding: 7px 14px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.hero__quiz-picker-btn:hover {
  background: rgba(46, 111, 94, 0.08);
  border-color: var(--color-accent);
  transform: translateY(-1px);
}

.badge {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.badge--success {
  background: rgba(76, 175, 125, 0.16);
  color: #2E6F4E;
  border-color: rgba(76, 175, 125, 0.3);
}

.badge--accent {
  background: rgba(59, 130, 196, 0.16);
  color: #1D5D8C;
  border-color: rgba(59, 130, 196, 0.3);
}

.badge--pro {
  background: rgba(124, 92, 191, 0.16);
  color: #5C4590;
  border-color: rgba(124, 92, 191, 0.3);
}

/* ---------- Πλοήγηση: Ζώνες ---------- */
.section-heading {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0 0 6px;
}

.section-subheading {
  color: var(--color-text-muted);
  margin: 0 0 24px;
  font-size: 0.95rem;
}

.zone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.zone-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  cursor: pointer;
  transition: box-shadow 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
  text-align: left;
  border-top: 4px solid transparent;
}

.zone-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.zone-card[data-zone="primary"] { border-top-color: var(--color-primary-zone); }
.zone-card[data-zone="middle"]  { border-top-color: var(--color-middle-zone); }
.zone-card[data-zone="high"]    { border-top-color: var(--color-high-zone); }

.zone-card[data-zone="primary"]:hover { border-color: var(--color-primary-zone); }
.zone-card[data-zone="middle"]:hover  { border-color: var(--color-middle-zone); }
.zone-card[data-zone="high"]:hover    { border-color: var(--color-high-zone); }

.zone-card__icon {
  font-size: 1.7rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
}

.zone-card[data-zone="primary"] .zone-card__icon { background: rgba(76, 175, 125, 0.14); }
.zone-card[data-zone="middle"]  .zone-card__icon { background: rgba(59, 130, 196, 0.14); }
.zone-card[data-zone="high"]    .zone-card__icon { background: rgba(124, 92, 191, 0.14); }

.zone-card__label {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 2px;
}

.zone-card__age {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0 0 10px;
}

.zone-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ---------- Πλοήγηση: Ρόλοι ---------- */
.role-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.role-tab {
  border: none;
  background: transparent;
  padding: 10px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  display: flex;
  align-items: center;
  gap: 6px;
}

.role-tab.active {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

.subject-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.subject-chip {
  border: 1px solid var(--color-border);
  background: var(--color-surface, #fff);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.subject-chip:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

.subject-chip.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.breadcrumb button {
  border: none;
  background: none;
  color: var(--color-accent);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0;
}

.path-intro {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* ---------- View tabs ---------- */
.view-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: nowrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
  scrollbar-width: thin;
  margin-bottom: 20px;
}

.view-tab {
  flex: 0 0 auto;
  white-space: nowrap;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
}

.view-tab.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #FFFFFF;
}

@media (max-width: 480px) {
  .view-tab {
    font-size: 0.7rem;
    padding: 4px 10px;
  }
}

/* ---------- Κάρτες Εργαλείων ---------- */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.tool-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
  box-shadow: var(--shadow-card);
}

.tool-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

/* Στυλ για το logo (placeholder ή εικόνα) */
.tool-card__logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-bg);
}

.tool-card__logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.tool-card__logo-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-accent, #3B82C4), #4CAF7D);
  border-radius: 8px;
}

.tool-card__name {
  font-weight: 700;
  font-size: 1rem;
  margin: 0;
}

.tool-card__category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(46, 111, 94, 0.08);
  padding: 2px 8px;
  border-radius: 20px;
  margin-bottom: 10px;
}

/* Ετικέτα "Ελληνικό" στα εργαλεία */
.tool-card__greek-badge {
  display: inline-block;
  background: #1a73e8;
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 20px;
  margin-left: 8px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.tool-card__greek-badge--program {
  background: #e8b81a;
  color: #1f2430;
}

/* Ετικέτα "Μόνο εφαρμογή κινητού" */
.tool-card__mobile-badge {
  display: inline-block;
  background: rgba(59, 130, 196, 0.12);
  color: #1D5D8C;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 20px;
  margin-left: 8px;
}

/* Ετικέτα "Υπό επανεξέταση" */
.tool-card__pending-badge {
  display: inline-block;
  background: rgba(230, 160, 30, 0.14);
  color: #8A5A0A;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 20px;
  margin-left: 8px;
}

.tool-card__field-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  font-weight: 700;
  margin: 10px 0 2px;
}

.tool-card__field-value {
  font-size: 0.9rem;
  margin: 0;
}

.tool-card__caution {
  margin-top: 10px;
  font-size: 0.85rem;
  padding: 8px 10px;
  background: #FFF7E6;
  border-left: 3px solid #E0A800;
  border-radius: 4px;
}

.tool-card__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
}

.tool-card__age-note {
  margin: 10px 0 0;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.tool-card__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.tool-card__actions .tool-card__link {
  margin-top: 0;
}

.tool-card__share-btn {
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 20px;
  cursor: pointer;
}

.tool-card__share-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ---------- "Τι ΔΕΝ είναι αυτός ο οδηγός" ---------- */
.not-guide-box {
  margin-top: 32px;
  padding: 20px 22px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  max-width: 640px;
}

.not-guide-box__title {
  font-weight: 700;
  font-size: 0.95rem;
  margin: 0 0 10px;
}

.not-guide-box__list {
  margin: 0;
  padding-left: 20px;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.empty-state {
  color: var(--color-text-muted);
  font-style: italic;
  padding: 24px;
  text-align: center;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
}

/* ---------- Prompt Generator ---------- */
.prompt-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.prompt-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-card);
}

.prompt-card__header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
}

.prompt-card__subject {
  font-weight: 700;
  font-size: 0.95rem;
}

.prompt-card__task-type {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(46, 111, 94, 0.08);
  padding: 2px 10px;
  border-radius: 20px;
}

.prompt-card__text {
  font-size: 0.88rem;
  line-height: 1.6;
  background: var(--color-bg);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin: 0 0 10px;
  white-space: pre-wrap;
}

.prompt-card__tip {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin: 0 0 12px;
}

.prompt-card__copy {
  border: 1px solid var(--color-accent);
  background: transparent;
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.prompt-card__copy:hover {
  background: var(--color-accent);
  color: #FFFFFF;
}

.prompt-card__copy.copied {
  background: var(--color-primary-zone);
  border-color: var(--color-primary-zone);
  color: #FFFFFF;
}

/* ---------- Learning Compass ---------- */
.quiz-pick-heading {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 14px;
  color: var(--color-text-muted);
}

.quiz-subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.quiz-subject-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-card);
}

.quiz-subject-card__subject {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-accent);
  margin: 0 0 6px;
}

.quiz-subject-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 8px;
}

.quiz-subject-card__intro {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0 0 16px;
  line-height: 1.6;
}

.quiz-start-btn,
.quiz-retake-btn,
.quiz-back-btn {
  border: none;
  background: var(--color-accent);
  color: #FFFFFF;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.quiz-start-btn:hover,
.quiz-retake-btn:hover {
  background: var(--color-accent-hover);
}

.quiz-back-btn {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.quiz-grade-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 8px;
}

.quiz-grade-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px 14px;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  text-align: center;
  font-family: inherit;
}

.quiz-grade-card:hover {
  border-color: var(--color-accent);
}

.quiz-grade-card__label {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.quiz-grade-card--soon {
  opacity: 0.7;
}

.quiz-grade-card__badge {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 3px 10px;
}

.quiz-grade-back-btn {
  display: inline-block;
  margin-bottom: 14px;
  border: none;
  background: transparent;
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
}

.quiz-grade-back-btn:hover {
  text-decoration: underline;
}

.quiz-progress {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.quiz-question-text {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 20px;
  max-width: 560px;
  line-height: 1.5;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 420px;
}

.quiz-option {
  text-align: left;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.quiz-option:hover {
  border-color: var(--color-accent);
  background: rgba(46, 111, 94, 0.05);
}

.quiz-results-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 16px;
}

.quiz-all-correct {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.quiz-gaps-found-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin: 0 0 14px;
}

.quiz-gap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.quiz-gap-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-high-zone);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-card);
}

.quiz-gap-card__label {
  font-weight: 700;
  font-size: 0.98rem;
  margin: 0 0 8px;
}

.quiz-gap-card__explain {
  font-size: 0.87rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0 0 12px;
}

.quiz-gap-card__tools-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  font-weight: 700;
  margin: 0 0 6px;
}

.quiz-tool-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.quiz-tool-chip {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--color-accent);
  background: rgba(46, 111, 94, 0.08);
  padding: 5px 12px;
  border-radius: 20px;
}

.quiz-tool-chip:hover {
  background: rgba(46, 111, 94, 0.16);
}

.quiz-results-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---------- Achievement Card ---------- */
.quiz-achievement-section {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  border: 1px solid var(--color-border);
}

.quiz-download-btn:hover {
  background: var(--color-accent-hover) !important;
}

.quiz-share-btn:hover {
  background: rgba(46, 111, 94, 0.08) !important;
}

/* ---------- Learning Paths (Μονοπάτια Μάθησης) ---------- */
.path-view-btn {
  display: inline-block;
  margin-top: 4px;
  border: 1px solid var(--color-accent);
  background: transparent;
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.path-view-btn:hover {
  background: rgba(46, 111, 94, 0.08);
}

.path-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20, 22, 28, 0.55);
  align-items: flex-start;
  justify-content: center;
  padding: 32px 16px;
  overflow-y: auto;
  z-index: 1000;
}

.path-modal-overlay:not([hidden]) {
  display: flex;
}

.path-modal {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  padding: 32px 28px 28px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
}

.path-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  border: none;
  background: var(--color-bg);
  color: var(--color-text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.95rem;
  line-height: 1;
}

.path-modal__close:hover {
  background: var(--color-border);
}

.path-modal__eyebrow {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--color-accent);
  margin: 0 0 6px;
}

.path-modal__title {
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0 0 10px;
  padding-right: 30px;
}

.path-modal__intro {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0 0 24px;
}

.path-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.path-step {
  display: flex;
  gap: 14px;
}

.path-step__number {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.path-step__label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  font-weight: 700;
  margin: 2px 0 4px;
}

.path-step__title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 6px;
}

.path-step__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0 0 8px;
}

.path-step__tool-link {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--color-accent);
  background: rgba(46, 111, 94, 0.08);
  padding: 5px 12px;
  border-radius: 20px;
}

.path-step__tool-link:hover {
  background: rgba(46, 111, 94, 0.16);
}

@media (max-width: 480px) {
  .path-modal {
    padding: 26px 18px 22px;
  }
  .path-modal__title {
    font-size: 1.15rem;
  }
}

/* ---------- Guide ---------- */
.guide-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}

.guide-content h2 {
  font-size: 1.5rem;
  margin-top: 0;
}

.guide-content h3 {
  font-size: 1.2rem;
  margin-top: 28px;
  color: var(--color-accent);
}

.guide-content p {
  line-height: 1.7;
}

.guide-table-wrapper {
  overflow-x: auto;
  margin: 16px 0;
}

.guide-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.guide-table th,
.guide-table td {
  border: 1px solid var(--color-border);
  padding: 10px 12px;
  text-align: left;
}

.guide-table th {
  background: var(--color-bg);
  font-weight: 700;
}

.guide-table tr:nth-child(even) {
  background: var(--color-bg);
}

@media (max-width: 600px) {
  .guide-table td,
  .guide-table th {
    padding: 6px 8px;
    font-size: 0.75rem;
  }
}

.guide-principle {
  background: #f0f7f4;
  border-left: 4px solid var(--color-accent);
  padding: 16px 20px;
  margin: 20px 0;
  border-radius: 4px;
}

.guide-download-btn {
  display: inline-block;
  background: var(--color-accent);
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  margin-top: 10px;
}

.guide-download-btn:hover {
  background: var(--color-accent-hover);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 32px 0 24px;
  text-align: center;
  color: var(--color-text-muted);
}

.site-footer p {
  margin: 0 auto 8px;
  max-width: 640px;
  font-size: 0.85rem;
  line-height: 1.5;
}

.site-footer__credit {
  font-size: 0.78rem;
  margin-top: 4px;
}

.site-footer__credit a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
}

.site-footer__credit a:hover {
  text-decoration: underline;
}

.site-footer__last-checked {
  font-size: 0.76rem !important;
  opacity: 0.75;
}

.site-footer__legal {
  font-size: 0.78rem !important;
  margin-top: 8px !important;
}

.site-footer__legal a {
  color: var(--color-text-muted);
  text-decoration: underline;
}

.site-footer__legal a:hover {
  color: var(--color-accent);
}

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
  .site-header__inner {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  .role-tabs {
    flex-wrap: wrap;
  }
  .quiz-options {
    max-width: 100%;
  }
  .hero {
    margin: 0 -20px 24px;
    padding: 28px 20px 24px;
    border-radius: 0;
  }
  .hero__title {
    font-size: 1.5rem;
  }
  .hero__quiz-cta {
    padding: 14px 16px;
  }
}

/* ---------- Print styles ---------- */
@media print {
  .site-header,
  .site-footer,
  .view-tabs,
  .role-tabs,
  .breadcrumb,
  .quiz-achievement-section,
  .quiz-results-actions,
  .quiz-gap-grid,
  .quiz-all-correct,
  .quiz-gaps-found-label,
  .path-intro,
  .tool-grid,
  .prompt-list,
  .quiz-content,
  .path-modal-overlay {
    display: none !important;
  }
  .container {
    max-width: 100%;
    padding: 0;
  }
  #guideView {
    display: block !important;
  }
  .guide-content {
    border: none;
    padding: 0;
  }
  .guide-download-btn {
    display: none !important;
  }
}

/* ---------- Ελληνικές Προσθήκες ---------- */
/* Ελληνικά χρώματα για κατηγορίες */
.zone-card[data-zone="primary"] {
  border-top-color: #1a73e8;
}

.zone-card[data-zone="middle"] {
  border-top-color: #e8b81a;
}

.zone-card[data-zone="high"] {
  border-top-color: #0f9d58;
}

/* Ελληνική σημαία σε badges */
.flag-greek {
  display: inline-block;
  width: 18px;
  height: 12px;
  background: linear-gradient(to bottom, #0d5eaf 33%, #ffffff 33%, #ffffff 66%, #0d5eaf 66%);
  border-radius: 2px;
  margin-right: 4px;
  vertical-align: middle;
}