/* ==========================================================================
   MK Dental & Orthodontics - Main Stylesheet
   ========================================================================== */

/* ── Reset & Base ──────────────────────────────────────────────────────── */

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

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ── Typography ────────────────────────────────────────────────────────── */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--color-text-primary);
  letter-spacing: var(--ls-tight);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }
h5 { font-size: var(--fs-h5); }

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  line-height: var(--lh-relaxed);
}

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

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

/* ── Layout Utilities ──────────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-wide {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.section-header .section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-bottom: var(--space-md);
}

.section-header .section-label::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  font-size: var(--fs-body-lg);
  color: var(--color-text-secondary);
}

/* ── Buttons ───────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(232, 198, 58, 0.35);
}

.btn-secondary {
  background: var(--color-secondary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-secondary);
}

.btn-secondary:hover {
  background: var(--color-secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(95, 158, 130, 0.3);
}

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

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

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

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-sm {
  padding: 0.625rem 1.5rem;
  font-size: var(--fs-body-sm);
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: var(--fs-body-lg);
}

/* Button ripple effect */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: ripple-effect 0.6s linear;
  pointer-events: none;
}

@keyframes ripple-effect {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ── Header & Navigation ───────────────────────────────────────────────── */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: var(--z-header);
  transition: all var(--transition-smooth);
  background: transparent;
}

.header.scrolled {
  height: var(--header-height-scrolled);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 2px;
  z-index: var(--z-header);
}

.logo img {
  height: 65px;
  width: auto;
  object-fit: contain;
  margin-right: -8px;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.15rem;
  color: #1a73e8;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
}

.logo-text span {
  display: block;
  font-size: 0.58rem;
  font-weight: 700;
  color: #e53935;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-left: var(--space-md);
}

.nav-menu a {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-primary);
  position: relative;
  padding: var(--space-xs) 0;
  white-space: nowrap;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body-sm);
  color: var(--color-text-primary);
  white-space: nowrap;
}

.nav-phone i {
  color: var(--color-secondary);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  z-index: calc(var(--z-overlay) + 10);
  position: relative;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

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

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

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

/* ── Hero Section ──────────────────────────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--header-height);
  background: linear-gradient(135deg, var(--color-bg-white) 0%, var(--color-bg) 50%, rgba(232, 198, 58, 0.03) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-text {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(232, 198, 58, 0.1);
  border: 1px solid rgba(232, 198, 58, 0.3);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  color: var(--color-primary-dark);
  margin-bottom: var(--space-lg);
}

.hero-badge i {
  font-size: 0.875rem;
}

.hero-title {
  font-size: var(--fs-display);
  font-weight: var(--fw-extrabold);
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero-title .highlight {
  position: relative;
  display: inline-block;
  color: var(--color-primary-dark);
}

.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 12px;
  background: rgba(232, 198, 58, 0.3);
  z-index: -1;
  border-radius: 2px;
}

.hero-description {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  z-index: 1;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

.hero-image-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.hero-float-card {
  position: absolute;
  background: var(--color-bg-white);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.hero-float-card.card-1 {
  bottom: 30px;
  left: -30px;
  animation: float 3s ease-in-out infinite;
}

.hero-float-card.card-2 {
  top: 40px;
  right: -20px;
  animation: float 3s ease-in-out infinite 1.5s;
}

.hero-float-card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.hero-float-card .card-icon.yellow {
  background: rgba(232, 198, 58, 0.15);
  color: var(--color-primary-dark);
}

.hero-float-card .card-icon.green {
  background: rgba(95, 158, 130, 0.15);
  color: var(--color-secondary);
}

.hero-float-card .card-text {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
}

.hero-float-card .card-text span {
  display: block;
  font-size: var(--fs-caption);
  font-weight: var(--fw-regular);
  color: var(--color-text-secondary);
}

/* Background Shapes */
.hero-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.05;
  z-index: 0;
}

.hero-shape-1 {
  width: 400px;
  height: 400px;
  background: var(--color-primary);
  top: -100px;
  right: -100px;
}

.hero-shape-2 {
  width: 300px;
  height: 300px;
  background: var(--color-secondary);
  bottom: -50px;
  left: -50px;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ── Trust Metrics ─────────────────────────────────────────────────────── */

.trust-metrics {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-white);
  border-top: 1px solid var(--color-neutral-light);
  border-bottom: 1px solid var(--color-neutral-light);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.trust-item {
  text-align: center;
  padding: var(--space-lg);
}

.trust-item .trust-number {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  color: var(--color-primary-dark);
  margin-bottom: var(--space-xs);
}

.trust-item .trust-label {
  font-size: var(--fs-body-sm);
  color: var(--color-text-secondary);
  font-weight: var(--fw-medium);
}

/* ── About Preview ─────────────────────────────────────────────────────── */

.about-preview {
  background: var(--color-bg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--radius-2xl);
}

.about-image-accent {
  position: absolute;
  top: -15px;
  left: -15px;
  width: 100%;
  height: 100%;
  border: 3px solid var(--color-primary);
  border-radius: var(--radius-2xl);
  z-index: -1;
}

.about-content h2 {
  margin-bottom: var(--space-lg);
}

.about-content p {
  margin-bottom: var(--space-md);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.about-feature i {
  color: var(--color-secondary);
  font-size: 1rem;
}

.about-feature span {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
}

/* ── Treatments Section ────────────────────────────────────────────────── */

.treatments-section {
  background: var(--color-bg-white);
}

.treatments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.treatment-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-neutral-light);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.treatment-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-smooth);
}

.treatment-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.treatment-card:hover::before {
  transform: scaleX(1);
}

.treatment-card .card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  background: rgba(232, 198, 58, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-lg);
  transition: var(--transition-base);
}

.treatment-card:hover .card-icon {
  background: var(--color-primary);
  color: var(--color-text-primary);
}

.treatment-card h4 {
  margin-bottom: var(--space-sm);
}

.treatment-card p {
  font-size: var(--fs-body-sm);
  margin-bottom: var(--space-md);
}

.treatment-card .card-link {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.treatment-card .card-link i {
  transition: transform var(--transition-base);
}

.treatment-card:hover .card-link i {
  transform: translateX(4px);
}

/* ── Why Choose Us ─────────────────────────────────────────────────────── */

.why-choose {
  background: var(--color-bg);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.why-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  display: flex;
  gap: var(--space-lg);
  transition: all var(--transition-smooth);
  border: 1px solid var(--color-neutral-light);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.why-card .why-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text-primary);
}

.why-card h4 {
  margin-bottom: var(--space-xs);
}

.why-card p {
  font-size: var(--fs-body-sm);
  margin-bottom: 0;
}

/* ── Doctors Section ───────────────────────────────────────────────────── */

.doctors-section {
  background: var(--color-bg-white);
}

.doctors-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
}

.doctor-card {
  background: var(--color-bg);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: all var(--transition-smooth);
  border: 1px solid var(--color-neutral-light);
}

.doctor-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.doctor-image {
  height: 350px;
  overflow: hidden;
}

.doctor-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--transition-slow);
}

.doctor-image img.contain-fit {
  object-fit: contain;
  object-position: center;
  background: #f5f5f5;
}

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

.doctor-info {
  padding: var(--space-xl);
}

.doctor-info h3 {
  margin-bottom: var(--space-2xs);
}

.doctor-info .doctor-title {
  font-size: var(--fs-body-sm);
  color: var(--color-secondary);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-md);
}

.doctor-info p {
  font-size: var(--fs-body-sm);
  margin-bottom: var(--space-md);
}

.doctor-specialties {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.doctor-specialties .tag {
  background: rgba(232, 198, 58, 0.1);
  color: var(--color-primary-dark);
  padding: var(--space-2xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
}

/* ── Clear Aligners Highlight ──────────────────────────────────────────── */

.aligners-section {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #263548 100%);
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
}

.aligners-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.aligners-content h2 {
  color: var(--color-text-inverse);
  margin-bottom: var(--space-lg);
}

.aligners-content p {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: var(--space-lg);
}

.aligners-benefits {
  list-style: none;
  margin-bottom: var(--space-xl);
}

.aligners-benefits li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--fs-body-sm);
}

.aligners-benefits li i {
  color: var(--color-primary);
  font-size: 1rem;
}

.aligners-image {
  position: relative;
}

.aligners-image img {
  width: 100%;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
}

.aligners-shape {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.05;
  top: -50px;
  right: -50px;
}

/* ── Gallery Section ───────────────────────────────────────────────────── */

.gallery-section {
  background: var(--color-bg);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1;
}

.gallery-item:nth-child(1) {
  grid-column: span 2;
  grid-row: span 2;
  aspect-ratio: auto;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(44, 44, 44, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay i {
  font-size: 2rem;
  color: var(--color-text-inverse);
}

/* ── Testimonials Section ──────────────────────────────────────────────── */

.testimonials-section {
  background: var(--color-bg-white);
}

.testimonials-slider {
  position: relative;
  padding: 0 var(--space-2xl);
}

.testimonial-card {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  border: 1px solid var(--color-neutral-light);
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  font-size: 4rem;
  font-family: Georgia, serif;
  color: var(--color-primary);
  opacity: 0.3;
  position: absolute;
  top: 10px;
  left: 20px;
  line-height: 1;
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.testimonial-text {
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial-author img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author-info h5 {
  font-size: var(--fs-body-sm);
  margin-bottom: 2px;
}

.testimonial-author-info span {
  font-size: var(--fs-caption);
  color: var(--color-text-secondary);
}

/* ── FAQ Section ───────────────────────────────────────────────────────── */

.faq-section {
  background: var(--color-bg);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-neutral-light);
  overflow: hidden;
  transition: var(--transition-base);
}

.faq-item.active {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  color: var(--color-text-primary);
  cursor: pointer;
  text-align: left;
}

.faq-question i {
  transition: transform var(--transition-base);
  color: var(--color-primary);
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 var(--space-xl) 0;
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.faq-item.active .faq-answer {
  padding: 0 var(--space-xl) var(--space-lg);
  max-height: 300px;
}

.faq-answer p {
  font-size: var(--fs-body-sm);
  line-height: var(--lh-relaxed);
}

/* ── Contact Section ───────────────────────────────────────────────────── */

.contact-section {
  background: var(--color-bg-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.contact-info-item .info-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(232, 198, 58, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-dark);
  font-size: 1.125rem;
}

.contact-info-item h5 {
  font-size: var(--fs-body-sm);
  margin-bottom: 2px;
}

.contact-info-item p {
  font-size: var(--fs-body-sm);
  margin-bottom: 0;
}

.contact-form {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.875rem var(--space-md);
  border: 1px solid var(--color-neutral);
  border-radius: var(--radius-md);
  background: var(--color-bg-white);
  transition: var(--transition-base);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(232, 198, 58, 0.15);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

/* ── Footer ────────────────────────────────────────────────────────────── */

.footer {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer .container {
  max-width: var(--container-wide);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-3xl);
}

.footer-brand .logo-text {
  color: #1a73e8;
  font-size: 1.4rem;
}

.footer-brand .logo-text span {
  color: #e53935;
}
  margin-bottom: var(--space-lg);
}

.footer-brand .logo-text span {
  color: rgba(255, 255, 255, 0.4);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-body-sm);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-lg);
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-base);
}

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

.footer-column h4 {
  color: var(--color-text-inverse);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-lg);
  position: relative;
  padding-bottom: var(--space-sm);
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.footer-column ul li {
  margin-bottom: var(--space-sm);
}

.footer-column ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-body-sm);
  transition: var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.footer-column ul li a:hover {
  color: var(--color-primary);
  padding-left: 4px;
}

.footer-column ul li a i {
  font-size: 0.75rem;
  width: 16px;
  color: var(--color-primary);
  opacity: 1;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-lg);
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: var(--fs-body-sm);
  margin-bottom: 0;
}

/* ── Floating WhatsApp Button ──────────────────────────────────────────── */

.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: var(--z-sticky);
  transition: var(--transition-base);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

@keyframes pulse-whatsapp {
  0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6); }
}

/* ── Back to Top Button ────────────────────────────────────────────────── */

.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 100px;
  width: 44px;
  height: 44px;
  background: var(--color-bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  box-shadow: var(--shadow-md);
  z-index: var(--z-sticky);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-primary);
  transform: translateY(-3px);
}

/* ── Loading Screen ────────────────────────────────────────────────────── */

.preloader {
  position: fixed;
  inset: 0;
  background: var(--color-bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

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

.preloader-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: var(--fw-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.preloader-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  animation: preloaderPulse 1.5s ease-in-out infinite;
}

@keyframes preloaderPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

.preloader-bar {
  width: 120px;
  height: 3px;
  background: var(--color-neutral-light);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 0 auto;
}

.preloader-bar::after {
  content: '';
  display: block;
  width: 50%;
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  animation: preloader-slide 1s ease-in-out infinite;
}

@keyframes preloader-slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(300%); }
}

/* ── Page Specific: About Page ─────────────────────────────────────────── */

.page-hero {
  padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
  background: var(--color-bg);
  text-align: center;
}

.page-hero h1 {
  margin-bottom: var(--space-md);
}

.page-hero p {
  font-size: var(--fs-body-lg);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
  font-size: var(--fs-body-sm);
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb span {
  color: var(--color-text-tertiary);
}

/* ── Utility Classes ───────────────────────────────────────────────────── */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-xl); }
.mb-3 { margin-bottom: var(--space-2xl); }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-xl); }
.mt-3 { margin-top: var(--space-2xl); }

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