:root {
  --color-bg: #0f1419;
  --color-surface: #1a2332;
  --color-surface-2: #243044;
  --color-border: #2d3a4f;
  --color-text: #e8edf5;
  --color-muted: #8b9cb3;
  --color-accent: #e85d04;
  --color-accent-hover: #f48c06;
  --color-success: #2ec4b6;
  --color-gold: #ffd166;
  --font-sans: "Segoe UI", system-ui, -apple-system, sans-serif;
  --radius: 12px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  --max-width: 1100px;
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-gold));
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-muted);
  font-size: 0.95rem;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-toggle {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.2s;
}

.lang-toggle:hover {
  background: var(--color-surface-2);
}

.lang-select {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 0.4rem 0.6rem;
  border-radius: 8px;
  font-size: 0.85rem;
  cursor: pointer;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-name {
  font-size: 1.1rem;
}

.logo-tag {
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--color-muted);
}

.btn-full {
  width: 100%;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.card-heading {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.card-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.form-error {
  display: none;
  background: rgba(220, 47, 2, 0.12);
  border: 1px solid rgba(220, 47, 2, 0.3);
  color: #f48c06;
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  font-size: 0.9rem;
}

.form-error.visible {
  display: block;
}

/* Categories */
.categories-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.cat-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: border-color 0.2s, transform 0.2s;
}

.cat-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.cat-icon {
  font-size: 2rem;
}

.cat-title {
  font-size: 1.05rem;
}

.cat-desc {
  color: var(--color-muted);
  font-size: 0.88rem;
  flex: 1;
}

.cat-badge {
  font-size: 0.75rem;
  color: var(--color-success);
  background: rgba(46, 196, 182, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  width: fit-content;
}

.categories-cta {
  margin-top: 2rem;
  text-align: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  color: var(--color-muted);
}

.pricing-rules {
  margin-top: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 560px;
  margin-inline: auto;
}

.pricing-rules h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.pricing-rules ul {
  list-style: none;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.pricing-rules li + li {
  margin-top: 0.5rem;
}

.pricing-rules li::before {
  content: "✓ ";
  color: var(--color-success);
}

/* Contact */
.contact-section {
  background: linear-gradient(180deg, transparent, rgba(232, 93, 4, 0.05));
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 720px;
  margin-inline: auto;
}

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

.contact-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.contact-card h3 {
  margin-bottom: 0.5rem;
}

.contact-card p {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.contact-email-addr {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.contact-hours {
  text-align: center;
  margin-top: 1.5rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Chat Widget */
.chat-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), #dc2f02);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(232, 93, 4, 0.45);
  z-index: 200;
  transition: transform 0.2s, box-shadow 0.2s;
  display: grid;
  place-items: center;
}

.chat-fab:hover {
  transform: scale(1.05);
}

.chat-fab.active {
  transform: scale(0.95);
}

.chat-fab-icon {
  font-size: 1.5rem;
}

.chat-panel {
  position: fixed;
  bottom: 5.5rem;
  right: 1.5rem;
  width: min(400px, calc(100vw - 2rem));
  max-height: min(580px, calc(100vh - 7rem));
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  z-index: 201;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.98);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}

.chat-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.chat-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  gap: 0.5rem;
}

.chat-header h3 {
  font-size: 1rem;
}

.chat-header p {
  font-size: 0.78rem;
  color: var(--color-muted);
  margin-top: 0.15rem;
}

.chat-close {
  background: none;
  border: none;
  color: var(--color-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.25rem;
}

.chat-close:hover {
  color: var(--color-text);
}

.chat-lang-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.8rem;
}

.chat-lang-bar label {
  color: var(--color-muted);
  white-space: nowrap;
}

.chat-lang-bar select {
  flex: 1;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  font-size: 0.85rem;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 180px;
  max-height: 260px;
}

.chat-bubble {
  max-width: 88%;
  padding: 0.65rem 0.9rem;
  border-radius: 12px;
  font-size: 0.9rem;
}

.chat-bubble.user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-accent), #dc2f02);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.chat-bubble.assistant {
  align-self: flex-start;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-bottom-left-radius: 4px;
}

.chat-bubble p {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.chat-translation {
  display: block;
  margin-top: 0.4rem;
  padding-top: 0.4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.75rem;
  opacity: 0.85;
}

.chat-bubble.assistant .chat-translation {
  border-top-color: var(--color-border);
  color: var(--color-muted);
}

.chat-form {
  padding: 0.75rem 1.25rem 1rem;
  border-top: 1px solid var(--color-border);
}

.chat-form .form-group {
  margin-bottom: 0.5rem;
}

.chat-form .form-group label {
  font-size: 0.78rem;
  color: var(--color-muted);
}

.chat-form input,
.chat-form textarea {
  font-size: 0.88rem;
  padding: 0.5rem 0.75rem;
}

.chat-input-row {
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
}

.chat-input-row textarea {
  flex: 1;
  min-height: 44px;
  resize: none;
}

.chat-input-row .btn {
  padding: 0.55rem 1rem;
  flex-shrink: 0;
}

.chat-translate-preview {
  font-size: 0.75rem;
  color: var(--color-success);
  margin-top: 0.4rem;
  min-height: 1rem;
  display: none;
}

.chat-translate-preview.visible {
  display: block;
}

.chat-translate-preview.loading {
  color: var(--color-muted);
}

.chat-email-fallback {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-top: 0.5rem;
  text-align: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, background 0.2s, box-shadow 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), #dc2f02);
  color: #fff;
  box-shadow: 0 4px 16px rgba(232, 93, 4, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(232, 93, 4, 0.45);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn-outline:hover {
  background: var(--color-surface);
}

/* Hero */
.hero {
  padding: 5rem 0 4rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(232, 93, 4, 0.15), transparent),
    var(--color-bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: rgba(46, 196, 182, 0.15);
  color: var(--color-success);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  border: 1px solid rgba(46, 196, 182, 0.3);
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.hero p {
  color: var(--color-muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.fee-preview {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.fee-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.fee-row:last-child {
  border-bottom: none;
}

.fee-row .label {
  color: var(--color-muted);
}

.fee-row.highlight {
  background: rgba(232, 93, 4, 0.1);
  margin: 0 -0.75rem;
  padding: 0.75rem;
  border-radius: 8px;
  border: none;
}

.fee-row.highlight .label,
.fee-row.highlight .value {
  color: var(--color-accent);
  font-weight: 700;
}

.fee-row.pass-through .value::after {
  content: " ✓";
  color: var(--color-success);
  font-size: 0.8rem;
}

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

.section-title {
  text-align: center;
  margin-bottom: 0.75rem;
  font-size: 1.75rem;
}

.section-subtitle {
  text-align: center;
  color: var(--color-muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-inline: auto;
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.step-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}

.step-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.step-num {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-gold));
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  margin: 0 auto 1rem;
  font-size: 1.1rem;
}

.step-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.step-card p {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Pricing */
.pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.pricing-card.featured {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px rgba(232, 93, 4, 0.2);
}

.pricing-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.pricing-card .tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.tag-pass {
  background: rgba(46, 196, 182, 0.15);
  color: var(--color-success);
}

.tag-fee {
  background: rgba(232, 93, 4, 0.15);
  color: var(--color-accent);
}

.pricing-card p {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Order form */
.order-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.order-form {
  display: grid;
  gap: 1.25rem;
  max-width: 640px;
  margin-inline: auto;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

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

.form-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  text-align: center;
}

.form-success {
  display: none;
  background: rgba(46, 196, 182, 0.12);
  border: 1px solid rgba(46, 196, 182, 0.3);
  color: var(--color-success);
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
}

.form-success.visible {
  display: block;
}

/* FAQ */
.faq-list {
  max-width: 720px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-text);
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: "+";
  font-size: 1.25rem;
  color: var(--color-muted);
  transition: transform 0.2s;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 1.25rem 1rem;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.faq-item.open .faq-answer {
  display: block;
}

/* Footer */
.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.site-footer p + p {
  margin-top: 0.5rem;
}

/* Mobile */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .header-actions .lang-select {
    max-width: 5.5rem;
  }

  .logo-tag {
    display: none;
  }

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

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

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

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

  .pricing-cards {
    grid-template-columns: 1fr;
  }

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

  .chat-panel {
    right: 1rem;
    bottom: 5rem;
    width: calc(100vw - 2rem);
  }

  .chat-fab {
    right: 1rem;
    bottom: 1rem;
  }
}

@media (max-width: 480px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}