/* ==========================================================================
   SEANEXA MARIN REHBERLER - EDITORIAL & DESIGN SYSTEM STYLESHEET
   Clean, Human-Crafted Marine Engineering Aesthetic (No AI-isms)
   ========================================================================== */

:root {
  --font-main: 'Figtree', 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'DM Sans', 'Figtree', sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  
  --color-marine-950: #07122a;
  --color-marine-900: #0f172a;
  --color-marine-800: #1e293b;
  --color-marine-700: #334155;
  --color-marine-600: #475569;
  --color-marine-500: #64748b;
  --color-marine-400: #94a3b8;
  --color-marine-200: #e2e8f0;
  --color-marine-100: #f1f5f9;
  --color-marine-50:  #f8fafc;
  
  --color-cyan-600: #0284c7;
  --color-cyan-500: #0ea5e9;
  --color-cyan-100: #e0f2fe;
  --color-cyan-50:  rgba(2, 132, 199, 0.08);
  
  --color-emerald-700: #047857;
  --color-emerald-50:  #ecfdf5;
  --color-amber-700: #b45309;
  --color-amber-50: #fffbeb;
  --color-rose-700: #be123c;
  --color-rose-50: #fff1f2;
}

/* Reading Progress Bar */
#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, #0284c7, #38bdf8);
  z-index: 9999;
  transition: width 0.1s ease-out;
}

/* Guide Container */
.rehber-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Breadcrumb */
.rehber-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-marine-500);
  margin-bottom: 24px;
}
.rehber-breadcrumb a {
  color: var(--color-marine-600);
  text-decoration: none;
  transition: color 0.2s;
}
.rehber-breadcrumb a:hover {
  color: var(--color-cyan-600);
}
.rehber-breadcrumb .sep {
  color: var(--color-marine-400);
}

/* Guide Hero Header */
.rehber-header {
  padding: 32px 0 40px 0;
  border-bottom: 1px solid var(--color-marine-200);
  margin-bottom: 40px;
}
.rehber-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: var(--color-cyan-50);
  border: 1px solid rgba(2, 132, 199, 0.2);
  border-radius: 999px;
  color: var(--color-cyan-600);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.rehber-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: var(--color-marine-900);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 18px 0;
}
.rehber-lead {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--color-marine-600);
  max-width: 860px;
  margin: 0 0 24px 0;
}
.rehber-meta-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.88rem;
  color: var(--color-marine-500);
}
.rehber-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* Two Column Layout */
.rehber-layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 48px;
  align-items: start;
}

@media (max-width: 991px) {
  .rehber-layout-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

/* Article Content Typography */
.rehber-article {
  color: var(--color-marine-700);
  font-size: 1.05rem;
  line-height: 1.75;
}
.rehber-article h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-marine-900);
  margin: 48px 0 16px 0;
  line-height: 1.3;
  letter-spacing: -0.02em;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-marine-200);
  scroll-margin-top: 100px;
}
.rehber-article h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-marine-900);
  margin: 32px 0 12px 0;
  line-height: 1.4;
  scroll-margin-top: 100px;
}
.rehber-article p {
  margin: 0 0 20px 0;
}
.rehber-article strong {
  color: var(--color-marine-900);
  font-weight: 700;
}
.rehber-article ul, .rehber-article ol {
  margin: 0 0 24px 0;
  padding-left: 24px;
}
.rehber-article li {
  margin-bottom: 8px;
}

/* Callout Alert Boxes */
.rehber-callout {
  border-radius: 16px;
  padding: 20px 24px;
  margin: 28px 0;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.rehber-callout.tip {
  background: var(--color-emerald-50);
  border: 1px solid #a7f3d0;
  color: var(--color-emerald-700);
}
.rehber-callout.warning {
  background: var(--color-amber-50);
  border: 1px solid #fde68a;
  color: var(--color-amber-700);
}
.rehber-callout.critical {
  background: var(--color-rose-50);
  border: 1px solid #fecdd3;
  color: var(--color-rose-700);
}
.rehber-callout.info {
  background: var(--color-cyan-50);
  border: 1px solid rgba(2, 132, 199, 0.25);
  color: #0369a1;
}
.rehber-callout-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 2px;
}
.rehber-callout-content {
  flex: 1;
  font-size: 0.98rem;
  line-height: 1.6;
}
.rehber-callout-content strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 4px;
}

/* Modern Comparison Tables */
.rehber-table-wrapper {
  overflow-x: auto;
  margin: 28px 0;
  border: 1px solid var(--color-marine-200);
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}
.rehber-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}
.rehber-table th {
  background: var(--color-marine-100);
  color: var(--color-marine-900);
  font-weight: 700;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-marine-200);
  white-space: nowrap;
}
.rehber-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-marine-200);
  color: var(--color-marine-700);
  vertical-align: middle;
}
.rehber-table tr:last-child td {
  border-bottom: none;
}
.rehber-table tr:hover td {
  background: #fdfdfd;
}

/* Interactive / Visual Checklist Cards */
.rehber-checklist {
  background: #ffffff;
  border: 1px solid var(--color-marine-200);
  border-radius: 18px;
  padding: 28px;
  margin: 32px 0;
  box-shadow: 0 4px 16px -2px rgba(15, 23, 42, 0.04);
}
.rehber-checklist-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-marine-900);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.rehber-checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-marine-100);
  font-size: 0.95rem;
  line-height: 1.5;
}
.rehber-checklist-item:last-child {
  border-bottom: none;
}
.rehber-check-badge {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: rgba(2, 132, 199, 0.1);
  color: var(--color-cyan-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  margin-top: 2px;
}

/* Product Integration Promo Banner in Article */
.rehber-promo-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-radius: 20px;
  padding: 32px;
  color: #ffffff;
  margin: 40px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
}
.rehber-promo-text {
  flex: 1 1 320px;
}
.rehber-promo-text h4 {
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0 0 8px 0;
  color: #ffffff;
}
.rehber-promo-text p {
  font-size: 0.94rem;
  line-height: 1.55;
  color: #94a3b8;
  margin: 0;
}
.rehber-promo-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #0284c7;
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}
.rehber-promo-btn:hover {
  background: #0369a1;
  transform: translateY(-1px);
}

/* Sticky Sidebar Elements */
.rehber-sidebar-sticky {
  position: sticky;
  top: 88px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.rehber-sidebar-card {
  background: #ffffff;
  border: 1px solid var(--color-marine-200);
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
}
.rehber-sidebar-title {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-marine-900);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Table of Contents List in Sidebar */
.rehber-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.rehber-toc-link {
  font-size: 0.88rem;
  color: var(--color-marine-600);
  text-decoration: none;
  line-height: 1.4;
  padding-left: 12px;
  border-left: 2px solid transparent;
  transition: all 0.2s;
  display: block;
}
.rehber-toc-link:hover, .rehber-toc-link.active {
  color: var(--color-cyan-600);
  border-left-color: var(--color-cyan-600);
  font-weight: 600;
}

/* Other Guides Mini Cards */
.rehber-mini-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-marine-100);
  text-decoration: none;
  transition: transform 0.2s;
}
.rehber-mini-card:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.rehber-mini-card:hover {
  transform: translateX(3px);
}
.rehber-mini-card-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--color-cyan-50);
  border: 1px solid rgba(2, 132, 199, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-cyan-600);
  flex-shrink: 0;
}
.rehber-mini-card-title {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-marine-900);
  line-height: 1.35;
}

/* Rehberler Hub Cards Grid */
.rehber-hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin: 36px 0 60px 0;
}
.rehber-card {
  background: #ffffff;
  border: 1px solid var(--color-marine-200);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 16px -2px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
  text-decoration: none;
}
.rehber-card:hover {
  transform: translateY(-4px);
  border-color: #cbd5e1;
  box-shadow: 0 16px 32px -4px rgba(15, 23, 42, 0.08);
}
.rehber-card-img-wrapper {
  position: relative;
  width: 100%;
  height: 200px;
  background: var(--color-marine-100);
  overflow: hidden;
}
.rehber-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.rehber-card:hover .rehber-card-img {
  transform: scale(1.03);
}
.rehber-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.rehber-card-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-marine-900);
  line-height: 1.35;
  margin: 0 0 10px 0;
}
.rehber-card-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--color-marine-600);
  margin: 0 0 20px 0;
  flex: 1;
}
.rehber-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--color-marine-100);
  font-size: 0.82rem;
  color: var(--color-marine-500);
}
.rehber-card-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-cyan-600);
  font-weight: 700;
}

/* Category Filter Buttons in Hub */
.rehber-filter-btn {
  padding: 9px 22px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid #e2e8f0;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  outline: none;
}
.rehber-filter-btn:hover {
  background: #e2e8f0;
  color: #0f172a;
  border-color: #cbd5e1;
  transform: translateY(-1px);
}
.rehber-filter-btn.active {
  background: #0284c7 !important;
  color: #ffffff !important;
  font-weight: 700 !important;
  border-color: #0284c7 !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.28) !important;
}

/* Card Filtering Animation States */
.rehber-card.is-hidden {
  display: none !important;
}
.rehber-card.is-visible {
  display: flex !important;
  animation: fadeInRehberCard 0.25s ease-out forwards;
}
@keyframes fadeInRehberCard {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Webflow Unified Header Dropdown & Nav Helpers */
@media (min-width: 992px) {
  .header-dropdown:hover .header-dropdown-nav {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    transform: translateY(0) !important;
  }
}
.header-dropdown-nav.w--open {
  display: block !important;
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
  transform: translateY(0) !important;
}
.header-nav.w--open {
  display: block !important;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #ffffff;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}