/* ============================================
   ERHAN HALI YIKAMA — Design System & Styles
   Design DNA + Frontend Design + Taste Skill
   ============================================ */

/* ---------- Design Tokens ---------- */
:root {
  /* Color Palette */
  --c-primary: #0A2463;
  --c-primary-light: #1565C0;
  --c-primary-vivid: #1E88E5;
  --c-accent: #00BFA6;
  --c-accent-light: #64FFDA;
  --c-white: #FFFFFF;
  --c-off-white: #F8FBFF;
  --c-light: #E8F0FE;
  --c-gray-100: #F1F5F9;
  --c-gray-200: #E2E8F0;
  --c-gray-400: #94A3B8;
  --c-gray-600: #475569;
  --c-gray-800: #1E293B;
  --c-dark: #0D1B2A;
  --c-whatsapp: #25D366;
  --c-whatsapp-dark: #128C7E;
  --c-gold: #FFB400;
  --c-google: #4285F4;

  /* Gradients */
  --g-hero: linear-gradient(135deg, #0A2463 0%, #1565C0 40%, #1E88E5 100%);
  --g-accent: linear-gradient(135deg, #00BFA6, #1E88E5);
  --g-card: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(248,251,255,0.7));
  --g-dark: linear-gradient(180deg, #0D1B2A 0%, #1B2A4A 100%);

  /* Typography */
  --f-heading: 'Outfit', sans-serif;
  --f-body: 'Inter', sans-serif;

  /* Font Scale */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3rem;
  --fs-5xl: 3.5rem;

  /* Spacing */
  --sp-xs: 0.25rem;
  --sp-sm: 0.5rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;
  --sp-2xl: 3rem;
  --sp-3xl: 4rem;
  --sp-4xl: 6rem;
  --sp-5xl: 8rem;

  /* Radius */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 50%;

  /* Shadows */
  --sh-sm: 0 2px 8px rgba(10,36,99,0.06);
  --sh-md: 0 4px 20px rgba(10,36,99,0.08);
  --sh-lg: 0 8px 40px rgba(10,36,99,0.12);
  --sh-xl: 0 16px 64px rgba(10,36,99,0.16);
  --sh-glow: 0 0 30px rgba(0,191,166,0.3);

  /* Transitions */
  --tr-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --tr-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --tr-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --tr-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.12);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-bg-light: rgba(255, 255, 255, 0.75);
  --glass-border-light: rgba(255, 255, 255, 0.4);
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--f-body);
  color: var(--c-gray-800);
  background: var(--c-off-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--tr-fast);
}

ul { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--f-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--c-primary);
}

/* ---------- Utilities ---------- */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

@media (min-width: 768px) {
  .container {
    padding: 0 48px;
  }
}

@media (min-width: 1280px) {
  .container {
    padding: 0 64px;
  }
}

.section-padding {
  padding: var(--sp-4xl) 0;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-accent);
  margin-bottom: var(--sp-md);
}

.section-tag::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--g-accent);
  border-radius: 2px;
}

.section-title {
  font-size: var(--fs-2xl);
  margin-bottom: var(--sp-md);
  color: var(--c-primary);
}

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--c-gray-600);
  max-width: 600px;
  line-height: 1.7;
}

.text-center { text-align: center; }

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.text-center .section-tag {
  justify-content: center;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--r-md);
  font-family: var(--f-heading);
  font-size: var(--fs-base);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--tr-base);
  white-space: nowrap;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--c-white);
  color: var(--c-primary);
  box-shadow: var(--sh-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--sh-lg);
  background: var(--c-light);
}

.btn-whatsapp {
  background: var(--c-whatsapp);
  color: var(--c-white);
  box-shadow: 0 4px 20px rgba(37,211,102,0.3);
}

.btn-whatsapp:hover {
  background: var(--c-whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--c-primary);
  border: 2px solid var(--c-primary);
}

.btn-outline:hover {
  background: var(--c-primary);
  color: var(--c-white);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--g-accent);
  color: var(--c-white);
  box-shadow: var(--sh-md);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--sh-glow);
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--tr-base);
}

.navbar.scrolled {
  padding: 10px 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(10,36,99,0.06);
  box-shadow: var(--sh-sm);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 48px;
  width: auto;
  max-width: 195px;
  object-fit: contain;
  transition: opacity var(--tr-fast);
}

.logo-img-dark {
  display: none;
}

.logo-img-light {
  display: block;
}

.navbar.scrolled .logo-img-light {
  display: none;
}

.navbar.scrolled .logo-img-dark {
  display: block;
}

.mobile-menu-header {
  padding-bottom: var(--sp-sm);
  border-bottom: 1px solid var(--c-light);
}

.mobile-logo-img {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.footer-logo-img {
  height: 52px;
  width: auto;
  max-width: 210px;
  object-fit: contain;
}

.nav-links {
  display: none;
  gap: 32px;
}

.nav-links a {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-accent);
  border-radius: 2px;
  transition: width var(--tr-base);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.navbar.scrolled .nav-links a {
  color: var(--c-gray-600);
}

.navbar.scrolled .nav-links a:hover {
  color: var(--c-primary);
}

.nav-cta {
  display: none;
}

.nav-cta .btn {
  padding: 10px 20px;
  font-size: var(--fs-sm);
}

/* Hamburger */
.nav-hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 1001;
}

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: all var(--tr-base);
}

.navbar.scrolled .nav-hamburger span {
  background: var(--c-primary);
}

.nav-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 88%;
  max-width: 350px;
  height: 100vh;
  height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-y: contain;
  background: var(--c-white);
  z-index: 999;
  padding: 32px 24px 40px;
  transition: right var(--tr-slow);
  box-shadow: var(--sh-xl);
  display: flex;
  flex-direction: column;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--c-light);
}

.mobile-logo-img {
  height: 38px;
  width: auto;
  display: block;
}

.mobile-menu-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--c-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--tr-fast);
}

.mobile-menu-close:hover {
  background: var(--c-light);
  color: var(--c-accent);
}

.mobile-menu a.mobile-link {
  display: block;
  font-family: var(--f-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--c-primary);
  padding: 13px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: all var(--tr-fast);
}

.mobile-menu a.mobile-link:hover {
  color: var(--c-accent);
  padding-left: 6px;
}

.mobile-menu-cta {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--c-light);
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all var(--tr-base);
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--g-hero);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10,36,99,0.92) 0%,
    rgba(21,101,192,0.85) 50%,
    rgba(30,136,229,0.78) 100%
  );
  z-index: 2;
}

/* Animated bubbles */
.hero-bubbles {
  position: absolute;
  inset: 0;
  z-index: 3;
  overflow: hidden;
  pointer-events: none;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.3), rgba(255,255,255,0.05));
  border: 1px solid rgba(255,255,255,0.15);
  animation: floatBubble linear infinite;
}

@keyframes floatBubble {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-10vh) scale(1);
    opacity: 0;
  }
}

.hero-content {
  position: relative;
  z-index: 4;
  padding: 160px 0 90px;
}

.hero h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.8rem);
  color: var(--c-white);
  margin-bottom: var(--sp-lg);
  max-width: 720px;
  line-height: 1.2;
}

.hero h1 .highlight {
  background: var(--g-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.9);
  max-width: 560px;
  margin-bottom: var(--sp-2xl);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-lg);
  margin-top: var(--sp-3xl);
  padding-top: var(--sp-2xl);
  border-top: 1px solid rgba(255,255,255,0.15);
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-family: var(--f-heading);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1;
}

.hero-stat-label {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.6);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ---------- Services Section ---------- */
.services {
  background: var(--c-off-white);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-lg);
  margin-top: var(--sp-2xl);
}

.service-card {
  background: var(--c-white);
  border-radius: var(--r-lg);
  border: 1px solid var(--c-light);
  transition: all var(--tr-base);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-lg);
  border-color: var(--c-accent);
}

.service-img {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--tr-base);
}

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

.service-content {
  padding: var(--sp-xl);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.service-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: 8px;
  color: var(--c-primary);
}

.service-card p {
  font-size: var(--fs-sm);
  color: var(--c-gray-600);
  line-height: 1.6;
}

/* ---------- Why Us Section ---------- */
.why-us {
  background: var(--c-white);
}

.why-us-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-lg);
  margin-top: var(--sp-2xl);
}

.why-card {
  display: flex;
  gap: var(--sp-lg);
  padding: var(--sp-xl);
  border-radius: var(--r-lg);
  background: var(--c-off-white);
  border: 1px solid var(--c-light);
  transition: all var(--tr-base);
}

.why-card:hover {
  box-shadow: var(--sh-md);
  border-color: var(--c-accent);
}

.why-card-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--r-md);
  background: var(--g-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-card-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--c-white);
}

.why-card h3 {
  font-size: var(--fs-base);
  margin-bottom: 4px;
}

.why-card p {
  font-size: var(--fs-sm);
  color: var(--c-gray-600);
}

/* ---------- Reviews Section ---------- */
.reviews {
  background: var(--c-white);
}

/* ---------- Process Section (Nasıl Çalışıyoruz?) ---------- */
.process {
  background: var(--c-white);
  position: relative;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--sp-xl);
  margin-top: var(--sp-2xl);
}

.process-card {
  background: var(--c-off-white);
  border: 1px solid var(--c-light);
  border-radius: var(--r-xl);
  padding: 36px 28px 32px;
  position: relative;
  transition: all var(--tr-base);
  display: flex;
  flex-direction: column;
}

.process-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-accent);
  box-shadow: 0 16px 32px rgba(0, 102, 255, 0.1);
  background: var(--c-white);
}

.process-step-badge {
  position: absolute;
  top: -14px;
  left: 28px;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-accent) 100%);
  color: var(--c-white);
  font-family: var(--f-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 50px;
  box-shadow: 0 4px 10px rgba(0, 102, 255, 0.25);
  letter-spacing: 0.5px;
}

.process-icon {
  width: 58px;
  height: 58px;
  border-radius: var(--r-lg);
  background: rgba(0, 102, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-lg);
  transition: all var(--tr-base);
}

.process-card:hover .process-icon {
  background: var(--c-accent);
  transform: scale(1.08);
}

.process-icon svg {
  width: 28px;
  height: 28px;
  fill: var(--c-accent);
  transition: fill var(--tr-base);
}

.process-card:hover .process-icon svg {
  fill: var(--c-white);
}

.process-card h3 {
  font-family: var(--f-heading);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: 12px;
}

.process-card p {
  font-size: var(--fs-sm);
  color: var(--c-gray-600);
  line-height: 1.7;
}

/* ---------- Service Areas ---------- */
.areas {
  background: var(--c-off-white);
}

.areas-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-lg);
  margin-top: var(--sp-2xl);
}

.area-card {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
  padding: var(--sp-xl);
  background: var(--c-white);
  border-radius: var(--r-lg);
  border: 1px solid var(--c-light);
  transition: all var(--tr-base);
}

.area-card:hover {
  box-shadow: var(--sh-md);
  border-color: var(--c-accent);
}

.area-icon {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: var(--r-md);
  background: var(--c-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.area-icon svg {
  width: 28px;
  height: 28px;
  fill: var(--c-primary-vivid);
}

.area-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: 2px;
}

.area-card p {
  font-size: var(--fs-sm);
  color: var(--c-gray-600);
}

.area-badge {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(0,191,166,0.1);
  color: var(--c-accent);
  border-radius: 50px;
  font-size: var(--fs-xs);
  font-weight: 600;
  margin-top: 4px;
}

/* ---------- Contact Section ---------- */
.contact {
  background: var(--c-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2xl);
  margin-top: var(--sp-2xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--sp-lg);
}

.contact-item {
  display: flex;
  gap: var(--sp-lg);
  padding: var(--sp-lg);
  border-radius: var(--r-lg);
  background: var(--c-off-white);
  border: 1px solid var(--c-light);
  transition: all var(--tr-base);
}

.contact-item:hover {
  border-color: var(--c-accent);
  box-shadow: var(--sh-sm);
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon.phone { background: rgba(21,101,192,0.1); }
.contact-item-icon.phone svg { fill: var(--c-primary-light); }
.contact-item-icon.whatsapp { background: rgba(37,211,102,0.1); }
.contact-item-icon.whatsapp svg { fill: var(--c-whatsapp); }
.contact-item-icon.location { background: rgba(0,191,166,0.1); }
.contact-item-icon.location svg { fill: var(--c-accent); }
.contact-item-icon.clock { background: rgba(255,180,0,0.1); }
.contact-item-icon.clock svg { fill: var(--c-gold); }

.contact-item-icon svg {
  width: 24px;
  height: 24px;
}

.contact-item-label {
  font-size: var(--fs-xs);
  color: var(--c-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.contact-item-value {
  font-family: var(--f-heading);
  font-weight: 600;
  font-size: var(--fs-base);
  color: var(--c-gray-800);
}

.contact-item a.contact-item-value:hover {
  color: var(--c-primary-vivid);
}

.contact-map {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--sh-lg);
  min-height: 300px;
}

.map-overlay-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 10;
}

.map-overlay-badge a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #1a73e8;
  padding: 8px 14px;
  border-radius: 50px;
  font-family: var(--f-heading);
  font-size: var(--fs-xs);
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(26, 115, 232, 0.2);
  transition: all var(--tr-fast);
}

.map-overlay-badge a:hover {
  background: #1a73e8;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26, 115, 232, 0.3);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  min-height: 300px;
  border: none;
}

/* ---------- FAQ (SSS) Section ---------- */
.faq {
  background: var(--c-off-white);
}

.faq-accordion {
  max-width: 820px;
  margin: var(--sp-2xl) auto 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.faq-item {
  background: var(--c-white);
  border-radius: var(--r-lg);
  border: 1px solid var(--c-light);
  overflow: hidden;
  transition: all var(--tr-base);
  box-shadow: var(--sh-sm);
}

.faq-item:hover {
  border-color: var(--c-accent);
  box-shadow: var(--sh-md);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--f-heading);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--c-primary);
  cursor: pointer;
  transition: color var(--tr-fast);
}

.faq-chevron {
  width: 22px;
  height: 22px;
  fill: var(--c-primary);
  flex-shrink: 0;
  transition: transform var(--tr-base);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  fill: var(--c-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px;
}

.faq-answer p {
  font-size: var(--fs-sm);
  color: var(--c-gray-600);
  line-height: 1.7;
}

@media (max-width: 480px) {
  .faq-question {
    padding: 16px 18px;
    font-size: var(--fs-sm);
  }
  .faq-answer {
    padding: 0 18px;
  }
  .faq-item.active .faq-answer {
    padding: 0 18px 16px;
  }
}

/* ---------- Footer ---------- */
.footer {
  background: var(--g-dark);
  color: rgba(255,255,255,0.7);
  padding: var(--sp-4xl) 0 var(--sp-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2xl);
  margin-bottom: var(--sp-3xl);
}

.footer-brand {
  max-width: 340px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--sp-md);
}

.footer-logo .nav-logo-icon {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.footer-brand p {
  font-size: var(--fs-sm);
  line-height: 1.7;
}

.footer h4 {
  color: var(--c-white);
  font-size: var(--fs-base);
  margin-bottom: var(--sp-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.footer-links a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  transition: all var(--tr-fast);
}

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

.footer-social {
  display: flex;
  gap: var(--sp-md);
}

.footer-social a {
  width: 42px;
  height: 42px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--tr-base);
}

.footer-social a:hover {
  background: var(--c-accent);
  border-color: var(--c-accent);
  transform: translateY(-2px);
}

.footer-social a svg {
  width: 20px;
  height: 20px;
  fill: rgba(255,255,255,0.7);
}

.footer-social a:hover svg {
  fill: var(--c-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--sp-xl);
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  align-items: center;
  text-align: center;
}

.footer-bottom p {
  font-size: var(--fs-xs);
}

/* ---------- WhatsApp FAB ---------- */
.whatsapp-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 900;
  width: 60px;
  height: 60px;
  border-radius: var(--r-full);
  background: var(--c-whatsapp);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  cursor: pointer;
  transition: all var(--tr-base);
  animation: fabPulse 2s ease-in-out infinite;
  border: none;
}

.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37,211,102,0.5);
}

.whatsapp-fab svg {
  width: 32px;
  height: 32px;
  fill: var(--c-white);
}

.whatsapp-fab-ring {
  position: absolute;
  inset: -6px;
  border-radius: var(--r-full);
  border: 2px solid var(--c-whatsapp);
  animation: fabRing 2s ease-in-out infinite;
}

@keyframes fabPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 4px 30px rgba(37,211,102,0.6); }
}

@keyframes fabRing {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 0; }
}

.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--c-white);
  color: var(--c-gray-800);
  padding: 8px 16px;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: 500;
  box-shadow: var(--sh-md);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--tr-base);
}

.whatsapp-fab:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--c-white);
}

/* ---------- Scroll Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ---------- Responsive: Tablet (768px+) ---------- */
@media (min-width: 768px) {
  .section-title { font-size: var(--fs-3xl); }
  .hero h1 { font-size: var(--fs-4xl); }
  .hero-stat-number { font-size: var(--fs-3xl); }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-row {
    grid-template-columns: repeat(4, 1fr);
  }

  .areas-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ---------- Responsive: Desktop (1024px+) ---------- */
@media (min-width: 1024px) {
  .section-title { font-size: var(--fs-4xl); }

  .hero h1 { font-size: var(--fs-5xl); }

  .nav-hamburger { display: none; }

  .nav-links {
    display: flex;
  }

  .nav-cta {
    display: flex;
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .service-card:nth-child(4),
  .service-card:nth-child(5) {
    /* Center the last two cards on desktop */
  }

  .services-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .why-us-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .review-card {
    min-width: 340px;
  }

  .contact-map iframe {
    min-height: 420px;
  }

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

/* ---------- Desktop large (1280px+) ---------- */
@media (min-width: 1280px) {
  .container {
    padding: 0 var(--sp-xl);
  }

  .hero h1 {
    font-size: 4rem;
  }
}