/* FibrOtel Industrial Modern CSS Theme */

/* =====================
   1. CSS Variables
   ===================== */
:root {
  --color-primary: #22223B;
  --color-secondary: #9A8C98;
  --color-accent: #F2E9E4;
  --color-bg: #181824;
  --color-bg-alt: #232336;
  --color-metal: #6C757D;
  --color-metal-light: #B0B4BA;
  --color-metal-dark: #44464F;
  --color-text: #F2E9E4;
  --color-text-secondary: #C9C6C3;
  --color-link: #F2E9E4;
  --color-link-hover: #9A8C98;
  --color-btn-bg: #9A8C98;
  --color-btn-bg-hover: #F2E9E4;
  --color-btn-text: #22223B;
  --color-btn-text-hover: #22223B;
  --color-shadow: rgba(0,0,0,0.25);
  --color-shadow-strong: rgba(0,0,0,0.45);
  --color-border: #44464F;
  --color-success: #4CAF50;
  --color-danger: #E63946;
  --color-warning: #F4A259;
  --color-info: #457B9D;
  --font-display: 'Montserrat', 'Arial Black', 'Arial', sans-serif;
  --font-body: 'Roboto', 'Segoe UI', 'Arial', sans-serif;
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --shadow-card: 0 4px 16px var(--color-shadow);
  --shadow-hover: 0 8px 24px var(--color-shadow-strong);
  --metal-gradient: linear-gradient(120deg, #6C757D 0%, #B0B4BA 100%);
}

html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  line-height: 1.6;
  letter-spacing: 0.01em;
  font-size: 1rem;
}

/* =====================
   2. Typography
   ===================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-accent);
  margin-top: 0;
  margin-bottom: 0.6em;
  letter-spacing: 0.01em;
  font-weight: 700;
  text-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }
h5, h6 { font-size: 1rem; }

p, ul, ol, li {
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 1em;
}

strong, b {
  color: var(--color-accent);
  font-weight: 700;
}

/* =====================
   3. Links & Buttons
   ===================== */
a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-link-hover);
  text-decoration: underline;
}

.cta, .btn, button, input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--metal-gradient);
  color: var(--color-btn-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  border: none;
  border-radius: var(--radius);
  padding: 0.75em 2em;
  margin: 0.5em 0;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  outline: none;
  position: relative;
  z-index: 1;
}
.cta:hover, .btn:hover, button:hover, input[type="submit"]:hover {
  background: var(--color-btn-bg-hover);
  color: var(--color-btn-text-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px) scale(1.03);
}

/* =====================
   4. Layout Containers
   ===================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  position: relative;
}

/* =====================
   5. Flexbox Patterns
   ===================== */
.card-container, .feature-grid, .trend-cards, .guide-cards, .post-cards, .post-list, .insight-articles, .interview-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 20px;
}
.card, .feature-grid > div, .trend-cards > div, .guide-cards > div, .post-cards > div, .post-list > div, .insight-articles > div, .interview-cards > div {
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 28px 24px;
  margin-bottom: 20px;
  position: relative;
  flex: 1 1 280px;
  min-width: 260px;
  max-width: 100%;
  border: 1.5px solid var(--color-border);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.card:hover, .feature-grid > div:hover, .trend-cards > div:hover, .guide-cards > div:hover, .post-cards > div:hover, .post-list > div:hover, .insight-articles > div:hover, .interview-cards > div:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-metal-light);
  transform: translateY(-4px) scale(1.02);
}

.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-accent);
  color: var(--color-primary);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
  min-width: 260px;
  flex: 1 1 320px;
  border-left: 6px solid var(--color-secondary);
  font-family: var(--font-body);
  font-size: 1.05rem;
}
.testimonial-card p {
  color: var(--color-primary);
  font-style: italic;
  margin-bottom: 0.5em;
}
.testimonial-card span {
  color: var(--color-metal-dark);
  font-size: 0.98em;
  font-weight: 600;
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

.benefits-list, .timeline, .faq-accordion, .category-filters, .category-menu, .trend-categories, .topic-filters, .tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 20px;
  list-style: none;
  padding: 0;
}
.benefits-list li, .timeline li {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 12px 18px;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: 0;
  border-left: 4px solid var(--color-secondary);
}

/* =====================
   6. Header & Navigation
   ===================== */
header {
  background: var(--color-primary);
  box-shadow: 0 2px 12px var(--color-shadow);
  padding: 0 0 0 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  min-height: 72px;
}
header a img {
  height: 44px;
  margin-right: 18px;
}
header nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
header nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  padding: 8px 12px;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
header nav a.cta {
  background: var(--metal-gradient);
  color: var(--color-btn-text);
  box-shadow: var(--shadow-card);
  text-transform: uppercase;
  font-weight: 700;
  margin-left: 12px;
}
header nav a:hover, header nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
header nav a.cta:hover {
  background: var(--color-accent);
  color: var(--color-primary);
}

/* Hamburger menu button */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-accent);
  font-size: 2rem;
  cursor: pointer;
  margin-left: 18px;
  transition: color var(--transition);
  z-index: 120;
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-secondary);
}

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(34,34,59,0.98);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 0;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  pointer-events: none;
  opacity: 0;
}
.mobile-menu.open {
  transform: translateX(0);
  pointer-events: auto;
  opacity: 1;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-accent);
  font-size: 2.2rem;
  margin: 24px 32px 0 0;
  cursor: pointer;
  align-self: flex-end;
  transition: color var(--transition);
}
.mobile-menu-close:hover {
  color: var(--color-secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 24px;
  margin: 48px 32px 0 0;
}
.mobile-nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  width: 100%;
  text-align: right;
  transition: color var(--transition), border-color var(--transition);
}
.mobile-nav a:hover {
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

/* Hide desktop nav on mobile, show burger */
@media (max-width: 1024px) {
  header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: inline-flex;
  }
}
@media (min-width: 1025px) {
  .mobile-menu {
    display: none !important;
  }
}

/* =====================
   7. Footer
   ===================== */
footer {
  background: var(--color-primary);
  color: var(--color-accent);
  padding: 40px 0 0 0;
  border-top: 2px solid var(--color-metal-dark);
  box-shadow: 0 -2px 12px var(--color-shadow);
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
footer .content-wrapper {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 40px;
  justify-content: space-between;
}
footer nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
footer nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  transition: color var(--transition);
}
footer nav a:hover {
  color: var(--color-secondary);
}
footer .contact-info {
  font-size: 0.98rem;
  color: var(--color-metal-light);
  font-family: var(--font-body);
}
footer .contact-info a {
  color: var(--color-accent);
  text-decoration: underline;
}
footer a img {
  height: 38px;
  margin-bottom: 12px;
}

/* =====================
   8. Forms & Inputs
   ===================== */
input[type="text"], input[type="email"], textarea {
  background: var(--color-bg-alt);
  color: var(--color-accent);
  border: 1.5px solid var(--color-metal-light);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 16px;
  width: 100%;
  transition: border-color var(--transition), box-shadow var(--transition);
}
input[type="text"]:focus, input[type="email"]:focus, textarea:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 2px var(--color-secondary);
  outline: none;
}

/* =====================
   9. Lists, Timeline, FAQ
   ===================== */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 20px;
  list-style: none;
  padding: 0;
}
.timeline li {
  position: relative;
  padding-left: 28px;
  color: var(--color-accent);
  font-weight: 500;
}
.timeline li:before {
  content: '';
  position: absolute;
  left: 8px;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--color-secondary);
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--color-metal-dark);
}

.faq-accordion > div {
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 18px 20px;
  margin-bottom: 20px;
  border-left: 4px solid var(--color-secondary);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-accordion > div:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}
.faq-accordion h3 {
  margin-bottom: 0.4em;
  color: var(--color-accent);
  font-size: 1.1rem;
}

/* =====================
   10. Category/Tag Filters
   ===================== */
.category-filters a, .category-menu a, .trend-categories a, .topic-filters a, .tags-cloud a {
  background: var(--color-metal-dark);
  color: var(--color-accent);
  border-radius: var(--radius);
  padding: 8px 18px;
  font-size: 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
  margin-bottom: 0;
}
.category-filters a:hover, .category-menu a:hover, .trend-categories a:hover, .topic-filters a:hover, .tags-cloud a:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
  box-shadow: var(--shadow-hover);
}

/* =====================
   11. Pagination
   ===================== */
.pagination {
  display: flex;
  gap: 16px;
  margin: 24px 0 0 0;
}
.pagination a {
  background: var(--color-bg-alt);
  color: var(--color-accent);
  border-radius: var(--radius);
  padding: 8px 16px;
  font-family: var(--font-display);
  font-weight: 600;
  transition: background var(--transition), color var(--transition);
}
.pagination a:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* =====================
   12. Miscellaneous
   ===================== */
.map {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 18px 20px;
  color: var(--color-accent);
  font-family: var(--font-body);
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}

/* =====================
   13. Cookie Consent Banner
   ===================== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-bg-alt);
  color: var(--color-accent);
  box-shadow: 0 -2px 16px var(--color-shadow);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  z-index: 9999;
  animation: slideUp 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
.cookie-banner .cookie-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.cookie-banner button {
  background: var(--metal-gradient);
  color: var(--color-btn-text);
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
}
.cookie-banner button:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* Cookie Modal */
.cookie-modal {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(34,34,59,0.92);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(.4,0,.2,1);
}
.cookie-modal.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal-content {
  background: var(--color-bg-alt);
  color: var(--color-accent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  padding: 36px 28px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 20px;
  animation: fadeIn 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}
.cookie-modal-content h3 {
  color: var(--color-secondary);
  margin-bottom: 0.5em;
}
.cookie-modal-content .cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 10px;
}
.cookie-modal-content .cookie-category label {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-accent);
}
.cookie-modal-content .cookie-toggle {
  width: 44px;
  height: 24px;
  background: var(--color-metal-dark);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
}
.cookie-modal-content .cookie-toggle input {
  display: none;
}
.cookie-modal-content .cookie-toggle span {
  position: absolute;
  left: 4px;
  top: 4px;
  width: 16px;
  height: 16px;
  background: var(--color-secondary);
  border-radius: 50%;
  transition: left var(--transition), background var(--transition);
}
.cookie-modal-content .cookie-toggle input:checked + span {
  left: 24px;
  background: var(--color-success);
}
.cookie-modal-content .cookie-actions {
  display: flex;
  gap: 16px;
  justify-content: flex-end;
}
.cookie-modal-content button {
  background: var(--metal-gradient);
  color: var(--color-btn-text);
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
}
.cookie-modal-content button:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* =====================
   14. Responsive Design
   ===================== */
@media (max-width: 1024px) {
  .container {
    max-width: 98vw;
    padding: 0 10px;
  }
  .content-wrapper {
    gap: 18px;
  }
  .card-container, .feature-grid, .trend-cards, .guide-cards, .post-cards, .post-list, .insight-articles, .interview-cards {
    gap: 16px;
  }
  .card, .feature-grid > div, .trend-cards > div, .guide-cards > div, .post-cards > div, .post-list > div, .insight-articles > div, .interview-cards > div {
    padding: 20px 12px;
    min-width: 180px;
  }
  .testimonial-card {
    padding: 14px;
    min-width: 180px;
  }
  .section {
    padding: 24px 8px;
    margin-bottom: 36px;
  }
  footer .content-wrapper {
    gap: 24px;
  }
}
@media (max-width: 768px) {
  h1 { font-size: 1.7rem; }
  h2 { font-size: 1.3rem; }
  h3 { font-size: 1.08rem; }
  .content-wrapper {
    gap: 12px;
  }
  .card-container, .feature-grid, .trend-cards, .guide-cards, .post-cards, .post-list, .insight-articles, .interview-cards {
    flex-direction: column;
    gap: 12px;
  }
  .card, .feature-grid > div, .trend-cards > div, .guide-cards > div, .post-cards > div, .post-list > div, .insight-articles > div, .interview-cards > div {
    min-width: 0;
    width: 100%;
    padding: 14px 8px;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    min-width: 0;
    width: 100%;
    padding: 10px 8px;
  }
  .content-grid {
    flex-direction: column;
    gap: 12px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .section {
    padding: 16px 4px;
    margin-bottom: 24px;
  }
  footer .content-wrapper {
    flex-direction: column;
    gap: 18px;
  }
  .cookie-modal-content {
    padding: 18px 8px;
    min-width: 0;
    width: 98vw;
  }
}

/* =====================
   15. Utility Classes
   ===================== */
.hide {
  display: none !important;
}
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-left {
  text-align: left;
}

/* =====================
   16. Industrial Modern Accents
   ===================== */
.card, .feature-grid > div, .trend-cards > div, .guide-cards > div, .post-cards > div, .post-list > div, .insight-articles > div, .interview-cards > div {
  border-top: 4px solid var(--color-metal-light);
  box-shadow: 0 2px 12px var(--color-shadow), 0 1.5px 0 0 var(--color-metal-dark);
  background: linear-gradient(120deg, var(--color-bg) 80%, var(--color-metal-dark) 100%);
}
.section {
  border-left: 8px solid var(--color-secondary);
  background: linear-gradient(120deg, var(--color-bg-alt) 90%, var(--color-metal-dark) 100%);
}
.cta, .btn, button, input[type="submit"] {
  box-shadow: 0 2px 8px var(--color-shadow), 0 0.5px 0 0 var(--color-metal-dark);
  border-bottom: 3px solid var(--color-metal-light);
}

/* Metallic accent lines */
hr {
  border: none;
  border-top: 2px solid var(--color-metal-light);
  margin: 32px 0;
}

/* =====================
   17. Micro-interactions
   ===================== */
.card, .feature-grid > div, .trend-cards > div, .guide-cards > div, .post-cards > div, .post-list > div, .insight-articles > div, .interview-cards > div, .testimonial-card, .faq-accordion > div {
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.card:hover, .feature-grid > div:hover, .trend-cards > div:hover, .guide-cards > div:hover, .post-cards > div:hover, .post-list > div:hover, .insight-articles > div:hover, .interview-cards > div:hover, .testimonial-card:hover, .faq-accordion > div:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
  transform: translateY(-2px) scale(1.01);
}

/* =====================
   18. Accessibility
   ===================== */
:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* =====================
   19. Print Styles (Minimal)
   ===================== */
@media print {
  header, footer, .cookie-banner, .mobile-menu { display: none !important; }
  body { background: #fff; color: #000; }
}