/* Triponath - Athens Travel Guide Styles */

:root {
  /* Colors */
  --color-background: #FFFDF9;
  --color-foreground: #1A1A2E;
  --color-card: #FFFFFF;
  --color-card-foreground: #1A1A2E;
  --color-primary: #1E3A5F;
  --color-primary-foreground: #FFFFFF;
  --color-secondary: #F5F1EB;
  --color-secondary-foreground: #1A1A2E;
  --color-muted: #F0EBE3;
  --color-muted-foreground: #6B7280;
  --color-accent: #C9A962;
  --color-accent-foreground: #1A1A2E;
  --color-terracotta: #C4785A;
  --color-border: #E5DDD3;
  --color-ring: #1E3A5F;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  
  /* Spacing */
  --radius: 0.75rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-background);
  color: var(--color-foreground);
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.3;
  text-wrap: balance;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 253, 249, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  padding: 0 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 36px;
  height: 36px;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.nav {
  display: none;
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }
}

.nav-link {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted-foreground);
  border-radius: var(--radius);
  transition: all 0.2s;
}

.nav-link:hover {
  color: var(--color-foreground);
  background: var(--color-muted);
}

.nav-link.active {
  color: var(--color-primary);
  background: rgba(30, 58, 95, 0.1);
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius);
}

.mobile-menu-btn:hover {
  background: var(--color-muted);
}

@media (min-width: 1024px) {
  .mobile-menu-btn {
    display: none;
  }
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.5);
}

.mobile-nav.open {
  display: block;
}

.mobile-nav-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  max-width: 100%;
  height: 100%;
  background: var(--color-card);
  padding: 1.5rem;
  overflow-y: auto;
}

.mobile-nav-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2rem;
  height: 2rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 1.5rem;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 3rem;
}

.mobile-nav-link {
  display: block;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: background 0.2s;
}

.mobile-nav-link:hover {
  background: var(--color-muted);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(30, 58, 95, 0.7), rgba(30, 58, 95, 0.5));
}

.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  color: white;
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-content {
    text-align: left;
    max-width: 50%;
  }
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 2.5rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4rem;
  }
}

.hero-description {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

@media (min-width: 1024px) {
  .hero-buttons {
    justify-content: flex-start;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-foreground);
}

.btn-primary:hover {
  background: #b8963a;
}

.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: white;
}

.btn-secondary {
  background: var(--color-secondary);
  color: var(--color-secondary-foreground);
}

.btn-secondary:hover {
  background: var(--color-muted);
}

/* Sections */
.section {
  padding: 4rem 0;
}

@media (min-width: 768px) {
  .section {
    padding: 5rem 0;
  }
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }
}

.section-description {
  font-size: 1.125rem;
  color: var(--color-muted-foreground);
  max-width: 600px;
  margin: 0 auto;
}

/* Cards */
.card {
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all 0.3s;
}

.card:hover {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card-description {
  color: var(--color-muted-foreground);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Grid */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid-3 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid-4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Quick Links */
.quick-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: -4rem;
  position: relative;
  z-index: 20;
}

@media (min-width: 640px) {
  .quick-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .quick-links {
    grid-template-columns: repeat(6, 1fr);
  }
}

.quick-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 1rem;
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all 0.3s;
}

.quick-link:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(30, 58, 95, 0.2);
}

.quick-link-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-muted);
  border-radius: 50%;
  transition: background 0.3s;
}

.quick-link:hover .quick-link-icon {
  background: rgba(255, 255, 255, 0.2);
}

.quick-link-text {
  font-size: 0.875rem;
  font-weight: 600;
}

/* Ad Container */
.ad-container {
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 8px,
    rgba(255, 165, 0, 0.04) 8px,
    rgba(255, 165, 0, 0.04) 16px
  );
  border: 2px dashed #f59e0b;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  position: relative;
}

.ad-container::before {
  content: "AD";
  position: absolute;
  top: -1px;
  left: 12px;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #fff;
  background: #f59e0b;
  padding: 1px 6px;
  border-radius: 0 0 4px 4px;
  line-height: 1.6;
}

.ad-container-horizontal {
  height: 6rem;
}

.ad-container-vertical {
  height: 16rem;
  width: 100%;
  max-width: 300px;
}

.ad-container-banner {
  height: 5rem;
}

.ad-inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ad-icon {
  width: 2rem;
  height: 2rem;
  color: #f59e0b;
  flex-shrink: 0;
  opacity: 0.8;
}

.ad-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.ad-label-ru {
  font-size: 0.8rem;
  font-weight: 600;
  color: #b45309;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ad-size {
  font-size: 0.68rem;
  color: var(--color-muted-foreground);
  opacity: 0.7;
  font-family: monospace;
}

.ad-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted-foreground);
  opacity: 0.6;
}

/* Feature Cards */
.feature-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem;
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.feature-icon {
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), #2a4a6f);
  border-radius: 50%;
  margin-bottom: 1.5rem;
  color: white;
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-description {
  font-size: 0.875rem;
  color: var(--color-muted-foreground);
}

/* Neighborhood Cards */
.neighborhood-card {
  position: relative;
  height: 280px;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
}

.neighborhood-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.neighborhood-card:hover img {
  transform: scale(1.1);
}

.neighborhood-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  color: white;
}

.neighborhood-name {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.neighborhood-description {
  font-size: 0.875rem;
  opacity: 0.9;
}

/* Footer */
.footer {
  background: var(--color-primary);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-logo-text {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
}

.footer-description {
  font-size: 0.875rem;
  opacity: 0.8;
  line-height: 1.7;
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  font-size: 0.875rem;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.footer-link:hover {
  opacity: 1;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-copyright {
  font-size: 0.875rem;
  opacity: 0.7;
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  font-size: 0.875rem;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.footer-legal a:hover {
  opacity: 1;
}

/* Tools Page */
.tools-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .tools-grid {
    grid-template-columns: 2fr 1fr;
  }
}

.tool-card {
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  padding: 2rem;
}

.tool-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.tool-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius);
}

.tool-title {
  font-size: 1.25rem;
}

/* Form Elements */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-input,
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-background);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Quick Amount Buttons */
.quick-amounts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.quick-amount-btn {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  background: var(--color-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
}

.quick-amount-btn:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* Result Display */
.result-display {
  background: linear-gradient(135deg, var(--color-primary), #2a4a6f);
  color: white;
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
  margin-top: 1.5rem;
}

.result-label {
  font-size: 0.875rem;
  opacity: 0.8;
  margin-bottom: 0.5rem;
}

.result-value {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-serif);
}

.result-rate {
  font-size: 0.875rem;
  opacity: 0.7;
  margin-top: 0.5rem;
}

/* Info Box */
.info-box {
  background: rgba(30, 58, 95, 0.05);
  border-left: 4px solid var(--color-primary);
  padding: 1rem 1.5rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.5rem 0;
}

.info-box-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.info-box-text {
  font-size: 0.875rem;
  color: var(--color-muted-foreground);
}

/* Checklist */
.checklist {
  list-style: none;
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
}

.checklist-item:last-child {
  border-bottom: none;
}

.checklist-checkbox {
  width: 1.25rem;
  height: 1.25rem;
  accent-color: var(--color-primary);
}

.checklist-text {
  flex: 1;
}

.checklist-text.checked {
  text-decoration: line-through;
  opacity: 0.5;
}

/* Page Header */
.page-header {
  position: relative;
  padding: 6rem 0 4rem;
  background: var(--color-primary);
  color: white;
  overflow: hidden;
}

.page-header-bg {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background-size: cover;
  background-position: center;
}

.page-header-content {
  position: relative;
  z-index: 10;
  text-align: center;
}

.page-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .page-title {
    font-size: 3rem;
  }
}

.page-description {
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 1rem;
  justify-content: center;
}

.breadcrumb a {
  opacity: 0.7;
  transition: opacity 0.2s;
}

.breadcrumb a:hover {
  opacity: 1;
}

.breadcrumb-separator {
  opacity: 0.5;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 2rem;
  overflow-x: auto;
}

.tab {
  padding: 1rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted-foreground);
  border: none;
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  white-space: nowrap;
}

.tab:hover {
  color: var(--color-foreground);
}

.tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* Badge */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  background: var(--color-muted);
  color: var(--color-foreground);
}

.badge-primary {
  background: var(--color-primary);
  color: white;
}

.badge-accent {
  background: var(--color-accent);
  color: var(--color-foreground);
}

/* Rating */
.rating {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--color-accent);
}

/* Two Column Layout */
.two-column {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .two-column {
    grid-template-columns: 1fr 300px;
  }
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Contact Form */
.contact-form {
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  padding: 2rem;
}

.contact-info {
  display: grid;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-muted);
  border-radius: var(--radius);
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.875rem;
  color: var(--color-muted-foreground);
}

.contact-value {
  font-weight: 500;
}

/* Utilities */
.text-center {
  text-align: center;
}

.text-primary {
  color: var(--color-primary);
}

.text-muted {
  color: var(--color-muted-foreground);
}

.text-accent {
  color: var(--color-accent);
}

.mt-2 {
  margin-top: 0.5rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mt-8 {
  margin-top: 2rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mb-8 {
  margin-bottom: 2rem;
}

.hidden {
  display: none;
}

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