/* ==========================================================================
   Tekbir Otogaz (tekbirotogaz.com) - Production Design System & Styling
   Industrial Precision & High-Octane Workshop Aesthetic
   PageSpeed +95 / Zero-CLS / Mobile First Optimized
   ========================================================================== */

:root {
  --bg-dark: #0f141c;
  --bg-dark-elevated: #171f2c;
  --bg-dark-card: #1f2a3a;
  --bg-light: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-alt: #f1f5f9;

  --accent-yellow: #f5b700;
  --accent-yellow-hover: #dca300;
  --accent-yellow-light: #fff8e1;
  --accent-red: #d9261c;
  --accent-red-hover: #b71c14;
  --accent-wa: #25d366;
  --accent-wa-hover: #1ebc57;
  --accent-blue: #0284c7;

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --text-on-dark: #f8fafc;
  --text-on-yellow: #0f141c;

  --border-subtle: #e2e8f0;
  --border-dark: #273549;

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 12px 30px -4px rgba(15, 23, 42, 0.15);
  --shadow-glow: 0 0 24px rgba(245, 183, 0, 0.35);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  --font-stack: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --container-max: 1240px;
}

/* --------------------------------------------------------------------------
   Reset & Base Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-stack);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-main);
  background-color: var(--bg-light);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

/* --------------------------------------------------------------------------
   Layout Container
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* --------------------------------------------------------------------------
   Sticky Header & Navigation + Mobile Hamburger Menu
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 99999;
  background-color: rgba(15, 20, 28, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--accent-yellow);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.nav-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #ffffff;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand span {
  color: var(--accent-yellow);
  margin-left: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  white-space: nowrap;
  flex-wrap: nowrap;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 600;
  color: #cbd5e1;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffffff;
  background-color: var(--bg-dark-card);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-on-yellow);
  background-color: var(--accent-yellow);
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 8px rgba(245, 183, 0, 0.3);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background-color: var(--accent-yellow-hover);
  transform: translateY(-1px);
}

/* Hamburger Toggle Button (Hidden on desktop) */
.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.hamburger-bar {
  display: block;
  width: 24px;
  height: 3px;
  background-color: #ffffff;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.menu-toggle.active .hamburger-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
  background-color: var(--accent-yellow);
}

.menu-toggle.active .hamburger-bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .hamburger-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
  background-color: var(--accent-yellow);
}

/* Mobile Navigation Breakpoint */
@media (max-width: 960px) {
  .menu-toggle {
    display: flex !important;
    position: relative !important;
    z-index: 100002 !important;
    cursor: pointer !important;
    touch-action: manipulation;
  }

  .nav-cta {
    display: none !important;
  }

  .nav-links {
    display: flex !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100vh !important;
    height: 100dvh !important;
    background-color: #0f141c !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    padding: 85px 24px 30px !important;
    gap: 12px;
    z-index: 100000 !important;
    transform: translateX(100%) !important;
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s ease !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  .nav-links.active {
    transform: translateX(0) !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }

  .nav-links a {
    font-size: 1.15rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    padding: 16px 20px !important;
    border-bottom: 1px solid var(--border-dark) !important;
    border-radius: var(--radius-sm) !important;
    display: block !important;
    background-color: rgba(255, 255, 255, 0.04) !important;
  }

  .nav-links a:hover,
  .nav-links a.active {
    color: var(--accent-yellow) !important;
    background-color: rgba(245, 183, 0, 0.12) !important;
  }
}

/* --------------------------------------------------------------------------
   Hero Section & Mobile Image Ordering
   (On mobile: H1 -> Hero Image -> BLUF -> CTAs)
   -------------------------------------------------------------------------- */
.hero {
  padding: 40px 0 30px;
}

.hero h1 {
  font-size: clamp(1.85rem, 3.8vw, 2.85rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.18;
  color: var(--bg-dark);
  margin-top: 0;
  margin-bottom: 20px;
}

.hero-img-wrap,
.hero > img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin: 20px 0;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

/* Mobile Ordering: Title immediately followed by Hero Image! */
@media (max-width: 768px) {
  .hero {
    display: flex;
    flex-direction: column;
    padding-top: 24px;
  }

  .hero h1 {
    order: 1;
    margin-bottom: 14px;
    font-size: 1.75rem;
  }

  .hero-img-wrap,
  .hero > img {
    order: 2;
    margin: 8px 0 18px 0;
  }

  .hero .bluf-box {
    order: 3;
    margin-bottom: 18px;
  }

  .hero-ctas {
    order: 4;
  }
}

/* BLUF Box (Bottom Line Up Front) */
.bluf-box {
  background-color: #ffffff;
  border-left: 5px solid var(--accent-yellow);
  padding: 18px 22px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.bluf-box p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-main);
}

.bluf-box strong {
  color: var(--bg-dark);
}

/* Hero CTAs */
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 24px;
}

.btn-call,
.btn-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 26px;
  border-radius: var(--radius-pill);
  font-size: 1.02rem;
  font-weight: 800;
  white-space: nowrap;
  transition: all 0.2s ease;
  font-variant-numeric: tabular-nums;
}

.btn-call {
  background-color: var(--accent-yellow);
  color: var(--text-on-yellow);
  box-shadow: 0 4px 14px rgba(245, 183, 0, 0.4);
}

.btn-call:hover {
  background-color: var(--accent-yellow-hover);
  transform: translateY(-2px);
}

.btn-wa {
  background-color: var(--accent-wa);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-wa:hover {
  background-color: var(--accent-wa-hover);
  transform: translateY(-2px);
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
  }
  .btn-call, .btn-wa {
    width: 100%;
  }
}

/* --------------------------------------------------------------------------
   Table of Contents
   -------------------------------------------------------------------------- */
.table-of-contents {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin: 24px 0 40px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--text-muted);
  box-shadow: var(--shadow-sm);
}

.table-of-contents strong {
  color: var(--bg-dark);
  margin-right: 6px;
}

.table-of-contents a {
  color: var(--accent-blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  margin: 0 4px;
}

.table-of-contents a:hover {
  color: var(--bg-dark);
}

/* --------------------------------------------------------------------------
   Brands Section (ONLY SLIDER / MARQUEE - NO STATIC GRID)
   -------------------------------------------------------------------------- */
.brands-section {
  background-color: #ffffff;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 48px 0;
  margin: 40px 0;
}

.brands-marquee {
  width: 100%;
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  padding: 10px 0;
}

.brands-slider-track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  animation: scroll-left 45s linear infinite;
}

.brands-marquee:hover .brands-slider-track {
  animation-play-state: paused;
}

@keyframes scroll-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.brand-slide {
  flex: 0 0 190px;
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.brand-slide:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-yellow);
}

.brand-slide img {
  width: 160px;
  height: 90px;
  object-fit: contain;
}

.brand-name-tag {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 6px;
  letter-spacing: 0.05em;
}

/* Legal Notice Box */
.legal-brand-notice {
  background-color: #f8fafc;
  border: 1px solid #cbd5e1;
  border-left: 4px solid #64748b;
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin: 28px auto 0;
  max-width: 980px;
  font-size: 0.82rem;
  line-height: 1.55;
  color: #475569;
}

.legal-brand-notice strong {
  color: var(--bg-dark);
}

/* --------------------------------------------------------------------------
   Semantic Data Tables
   -------------------------------------------------------------------------- */
.table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 24px 0 36px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-subtle);
}

table {
  width: 100%;
  border-collapse: collapse;
  background-color: #ffffff;
  text-align: left;
  font-size: 0.95rem;
}

thead th {
  background-color: var(--bg-dark);
  color: #ffffff;
  font-weight: 800;
  padding: 16px 20px;
  border-bottom: 3px solid var(--accent-yellow);
  white-space: nowrap;
}

tbody td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
}

tbody tr:nth-child(even) {
  background-color: var(--bg-card-alt);
}

tbody tr:hover {
  background-color: #f1f5f9;
}

/* --------------------------------------------------------------------------
   Bento Grids & Cards
   -------------------------------------------------------------------------- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 28px 0;
}

.bento-card {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-yellow);
}

.bento-card h3 {
  margin-top: 0;
  color: var(--bg-dark);
  font-size: 1.25rem;
}

/* --------------------------------------------------------------------------
   Regional SEO Boxes Grid (.boxes-grid & .box-item)
   -------------------------------------------------------------------------- */
.boxes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin: 24px 0 40px;
}

.box-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.box-item::after {
  content: "→";
  color: var(--accent-yellow);
  font-weight: 900;
  margin-left: 8px;
  transition: transform 0.2s ease;
}

.box-item:hover {
  background-color: var(--bg-dark);
  color: #ffffff;
  border-color: var(--bg-dark);
  transform: translateX(4px);
}

.box-item:hover::after {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   FAQ Accordion (<details><summary>) Zero CLS
   -------------------------------------------------------------------------- */
.faq-accordion {
  margin: 24px 0 40px;
}

details.faq-item {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

details.faq-item[open] {
  border-color: var(--accent-yellow);
}

details.faq-item summary {
  padding: 16px 20px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--bg-dark);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 48px;
}

details.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background-color: var(--bg-card-alt);
  color: var(--bg-dark);
  border-radius: var(--radius-pill);
  font-size: 1.2rem;
  font-weight: 900;
  line-height: 1;
  transition: transform 0.25s ease, background-color 0.2s ease;
  flex-shrink: 0;
}

details.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  background-color: var(--accent-yellow);
  color: var(--text-on-yellow);
}

.faq-body {
  padding: 0 20px 20px 20px;
  color: var(--text-muted);
  line-height: 1.65;
  font-size: 0.98rem;
}

.faq-body p {
  margin: 0;
}

/* --------------------------------------------------------------------------
   Dual-Column Contact Section
   -------------------------------------------------------------------------- */
.contact-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin: 40px 0;
}

@media (max-width: 820px) {
  .contact-dual-grid {
    grid-template-columns: 1fr;
  }
}

.contact-card-left {
  background-color: var(--bg-dark);
  color: #ffffff;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark);
  box-shadow: var(--shadow-lg);
}

.contact-card-left h2,
.contact-card-left h3 {
  color: #ffffff;
  margin-top: 0;
}

.contact-card-right {
  background-color: #ffffff;
  border: 2px solid var(--accent-yellow);
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-card-right h3 {
  margin-top: 0;
  color: var(--bg-dark);
}

.btn-call-large,
.btn-wa-large {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 24px;
  border-radius: var(--radius-pill);
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 14px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  transition: all 0.2s ease;
}

.btn-call-large {
  background-color: var(--accent-yellow);
  color: var(--text-on-yellow);
}

.btn-call-large:hover {
  background-color: var(--accent-yellow-hover);
  transform: translateY(-2px);
}

.btn-wa-large {
  background-color: var(--accent-wa);
  color: #ffffff;
}

.btn-wa-large:hover {
  background-color: var(--accent-wa-hover);
  transform: translateY(-2px);
}

.trust-checklist {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
}

.trust-checklist li {
  padding: 6px 0;
  font-size: 0.95rem;
  color: #cbd5e1;
}

/* --------------------------------------------------------------------------
   Standardized Footer (Equal & Fair Across ALL Pages)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-dark);
  color: #cbd5e1;
  padding: 50px 0 30px;
  border-top: 3px solid var(--accent-yellow);
  margin-top: 60px;
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr;
  gap: 36px;
  margin-bottom: 40px;
}

@media (max-width: 820px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.15rem;
  margin-top: 0;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--accent-yellow);
  padding-bottom: 8px;
  display: inline-block;
}

.footer-col p {
  margin: 0 0 12px;
  font-size: 0.92rem;
  line-height: 1.6;
}

.footer-nap {
  margin-top: 14px;
  font-size: 0.9rem;
  color: #e2e8f0;
}

.footer-nap a {
  color: var(--accent-yellow);
  font-weight: 700;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.92rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent-yellow);
  padding-left: 4px;
}

.footer-legal {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 20px;
  border-top: 1px solid var(--border-dark);
  text-align: center;
  font-size: 0.88rem;
  color: #94a3b8;
}

.footer-legal a {
  color: #cbd5e1;
  margin: 0 6px;
}

.footer-legal a:hover {
  color: var(--accent-yellow);
}

.agency-credit {
  text-align: center;
  margin: 12px 0 0;
  font-size: 0.84rem;
  color: #64748b;
}

.agency-credit a {
  color: #94a3b8;
  font-weight: 700;
}

.agency-credit a:hover {
  color: var(--accent-yellow);
}

/* --------------------------------------------------------------------------
   ANIMATED ROUND FLOATING CONTACT BUTTONS (Bottom-Right Pulse Action)
   -------------------------------------------------------------------------- */
.floating-contact-group {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.floating-btn {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
  position: relative;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease;
  cursor: pointer;
}

.floating-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

.floating-call {
  background: linear-gradient(135deg, #f5b700, #e0a300);
  color: #0f141c;
  animation: pulse-yellow 2.4s infinite;
}

.floating-wa {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: #ffffff;
  animation: pulse-green 2.4s infinite;
  animation-delay: 1.2s;
}

@keyframes pulse-yellow {
  0% { box-shadow: 0 0 0 0 rgba(245, 183, 0, 0.65); }
  70% { box-shadow: 0 0 0 16px rgba(245, 183, 0, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 183, 0, 0); }
}

@keyframes pulse-green {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.65); }
  70% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.floating-tooltip {
  position: absolute;
  right: 68px;
  background-color: rgba(15, 20, 28, 0.95);
  color: #ffffff;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.floating-btn:hover .floating-tooltip {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 480px) {
  .floating-contact-group {
    right: 14px;
    bottom: 18px;
    gap: 12px;
  }
  .floating-btn {
    width: 52px;
    height: 52px;
  }
  .floating-tooltip {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Modern Bento Services Cards (.services-grid, .service-card)
   -------------------------------------------------------------------------- */
.services-section {
  padding: 40px 0 20px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 30px 0 40px;
}

.service-card {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px -4px rgba(15, 20, 28, 0.12);
  border-color: var(--accent-yellow);
}

.service-card-highlight {
  border-color: #cbd5e1;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  position: relative;
}

.service-card-highlight::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-yellow), var(--accent-red));
}

.service-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.service-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background-color: var(--bg-dark);
  color: var(--accent-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(15, 20, 28, 0.2);
  transition: transform 0.25s ease, background-color 0.25s ease;
}

.service-card:hover .service-icon-box {
  transform: scale(1.08) rotate(-4deg);
  background-color: var(--bg-dark-elevated);
}

.service-tag {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background-color: var(--bg-card-alt);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.service-tag-red {
  background-color: #fee2e2;
  color: var(--accent-red);
  border-color: #fca5a5;
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--bg-dark);
  margin: 0 0 12px;
  line-height: 1.3;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 18px;
}

.service-features {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-features li {
  font-size: 0.88rem;
  color: var(--text-main);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
}

.service-features li::before {
  content: "✔";
  color: var(--accent-wa);
  font-weight: 900;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.service-footer {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}

.service-btn {
  display: inline-flex;
  align-items: center;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--bg-dark);
  transition: color 0.2s ease, transform 0.2s ease;
}

.service-btn:hover {
  color: var(--accent-red);
  transform: translateX(4px);
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .service-card {
    padding: 22px 18px;
  }
}

/* --------------------------------------------------------------------------
   Interactive Modern Fuel Savings Calculator (.calc-card)
   -------------------------------------------------------------------------- */
.calc-section {
  padding: 30px 0 20px;
}

.calc-card {
  background: linear-gradient(145deg, #0f141c 0%, #1a2332 100%);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  color: #ffffff;
  box-shadow: 0 16px 36px -6px rgba(15, 20, 28, 0.4);
  margin: 28px 0 40px;
  position: relative;
  overflow: hidden;
}

.calc-card::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(245, 183, 0, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.calc-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 32px;
}

.calc-badge {
  display: inline-block;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  background-color: rgba(245, 183, 0, 0.15);
  color: var(--accent-yellow);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  border: 1px solid rgba(245, 183, 0, 0.3);
}

.calc-title {
  font-size: clamp(1.4rem, 2.8vw, 1.95rem);
  font-weight: 900;
  color: #ffffff;
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}

.calc-subtitle {
  font-size: 0.95rem;
  color: #94a3b8;
  margin: 0;
  line-height: 1.5;
}

.calc-controls-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 24px 26px;
  margin-bottom: 30px;
}

.calc-control-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.calc-label {
  font-size: 0.92rem;
  font-weight: 700;
  color: #cbd5e1;
}

.calc-display-val {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--accent-yellow);
  font-variant-numeric: tabular-nums;
  background-color: rgba(15, 20, 28, 0.6);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(245, 183, 0, 0.35);
}

.calc-range {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #334155;
  outline: none;
  margin: 8px 0;
  cursor: pointer;
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent-yellow);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(245, 183, 0, 0.6);
  transition: transform 0.15s ease, background-color 0.15s ease;
}

.calc-range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: var(--accent-yellow-hover);
}

.calc-range::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent-yellow);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(245, 183, 0, 0.6);
  border: none;
}

.calc-range-marks {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #64748b;
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}

.calc-results-bento {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1fr;
  gap: 18px;
  margin-bottom: 28px;
}

.calc-res-item {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 20px 18px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.calc-res-main {
  background: linear-gradient(180deg, rgba(245, 183, 0, 0.15) 0%, rgba(245, 183, 0, 0.04) 100%);
  border-color: rgba(245, 183, 0, 0.5);
  box-shadow: 0 0 20px rgba(245, 183, 0, 0.15);
}

.calc-res-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--accent-yellow);
  color: var(--text-on-yellow);
  font-size: 0.7rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
}

.calc-res-title {
  font-size: 0.88rem;
  color: #cbd5e1;
  font-weight: 600;
  margin-bottom: 6px;
}

.calc-res-number {
  font-size: 1.65rem;
  font-weight: 900;
  color: #ffffff;
  font-variant-numeric: tabular-nums;
  margin: 4px 0;
}

.calc-res-number-hero {
  font-size: clamp(1.85rem, 3.5vw, 2.45rem);
  font-weight: 900;
  color: var(--accent-yellow);
  font-variant-numeric: tabular-nums;
  margin: 4px 0;
  letter-spacing: -0.02em;
}

.calc-res-note {
  font-size: 0.78rem;
  color: #94a3b8;
}

.calc-cta-row {
  text-align: center;
}

.btn-wa-calc {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 520px;
  min-height: 54px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  background-color: var(--accent-wa);
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 800;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  transition: all 0.25s ease;
}

.btn-wa-calc:hover {
  background-color: var(--accent-wa-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
}

@media (max-width: 768px) {
  .calc-card {
    padding: 24px 16px;
  }
  .calc-controls-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 18px 14px;
  }
  .calc-results-bento {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .calc-res-item {
    padding: 16px;
  }
  .calc-res-main {
    order: -1; /* Hero card on top on mobile! */
    padding: 22px 16px;
  }
  .btn-wa-calc {
    font-size: 0.95rem;
    padding: 0 16px;
  }
}

/* --------------------------------------------------------------------------
   Modern 5-Step Process Timeline & Cards (.process-section, .process-grid)
   -------------------------------------------------------------------------- */
.process-section {
  padding: 30px 0 20px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 30px 0 40px;
}

.process-card {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.process-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-yellow);
}

.process-card-final {
  background: linear-gradient(180deg, #ffffff 0%, #fffdf5 100%);
  border-color: rgba(245, 183, 0, 0.4);
}

.process-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.process-step-num {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--accent-yellow);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  background-color: rgba(15, 20, 28, 0.95);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.process-step-tag {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background-color: var(--bg-card-alt);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.process-card-final .process-step-tag {
  background-color: #fef3c7;
  color: #b45309;
  border-color: #fde68a;
}

.process-content h3 {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--bg-dark);
  margin: 0 0 10px;
  line-height: 1.35;
}

.process-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 640px) {
  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .process-card {
    padding: 20px 18px;
  }
}

/* --------------------------------------------------------------------------
   Sub-Pages Specific UI & Modern Cards (.lpg-montaj, .lpg-bakim, .hakkimizda)
   -------------------------------------------------------------------------- */
/* Feature Badge Grid & Bento Feature Items */
.feature-badge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 28px 0 36px;
}

.feature-badge {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  position: relative;
  overflow: hidden;
}

.feature-badge:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-yellow);
}

.badge-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--bg-dark);
  color: var(--accent-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 16px;
  box-shadow: 0 4px 10px rgba(15, 20, 28, 0.15);
}

.badge-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--bg-dark);
  margin-bottom: 8px;
  line-height: 1.3;
}

.badge-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* Workshop Feature & Media Showcases */
.workshop-showcase {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin: 36px 0;
  box-shadow: var(--shadow-sm);
}

.workshop-feature {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 32px;
  align-items: center;
}

@media (max-width: 820px) {
  .workshop-feature {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.workshop-img-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.workshop-img-wrap img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.workshop-img-wrap:hover img {
  transform: scale(1.03);
}

.workshop-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(15, 20, 28, 0.88) 100%);
  color: #ffffff;
  padding: 18px 16px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.4;
}

.workshop-info h3 {
  margin-top: 0;
  color: var(--bg-dark);
  font-size: 1.35rem;
}

.workshop-info p {
  color: var(--text-muted);
  line-height: 1.65;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 24px 0 36px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-subtle);
}

/* --------------------------------------------------------------------------
   Legal Pages Styling (.legal-page, .hero-legal, .legal-faq)
   -------------------------------------------------------------------------- */
.legal-page {
  padding-bottom: 40px;
}

.hero-legal {
  padding: 36px 0 24px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 28px;
}

.hero-legal h1 {
  font-size: clamp(1.6rem, 3.2vw, 2.3rem);
  font-weight: 900;
  color: var(--bg-dark);
  margin-top: 0;
  margin-bottom: 16px;
  line-height: 1.25;
}

.legal-page section {
  background-color: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.legal-page section h2 {
  color: var(--bg-dark);
  margin-top: 0;
  font-size: 1.28rem;
  border-bottom: 2px solid var(--accent-yellow);
  padding-bottom: 8px;
  display: inline-block;
}

.legal-page section p,
.legal-page section li {
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

.legal-page ul {
  padding-left: 20px;
}

.legal-page ul li {
  margin-bottom: 8px;
}

.legal-faq {
  margin-top: 36px;
}

@media (max-width: 640px) {
  .legal-page section {
    padding: 20px 16px;
  }
  .feature-badge-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Calculator Disclaimer Note */
.calc-disclaimer {
  font-size: 0.78rem;
  color: #94a3b8;
  margin: 14px auto 0;
  max-width: 540px;
  line-height: 1.5;
  text-align: center;
}