/* ALMEER Engineering Consultants (Pvt) Ltd
   Civil & Building Construction — Static Website Styles */

:root {
  --color-primary: #0c2d4a;
  --color-primary-light: #134066;
  --color-accent: #1a9ea8;
  --color-accent-hover: #158a93;
  --color-dark: #1a1a1a;
  --color-text: #3d3d3d;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f6f8;
  --color-border: #e5e7eb;
  --font-heading: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --max-width: 1200px;
  --header-height: 80px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.35rem); }

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-header p {
  margin-top: 1rem;
  color: var(--color-text-light);
  font-size: 1.05rem;
}

section {
  padding: 5rem 0;
}

/* Alternate section backgrounds — use nth-of-type so header doesn't break counting */
body > section:nth-of-type(even):not(.page-hero):not(.hero-slider):not(.cta-banner):not(#success-stories) {
  background: var(--color-bg-alt);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

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

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: #fff;
}

.btn-outline:hover {
  background: #fff;
  color: var(--color-primary);
}

.btn-dark {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn-dark:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn-outline-dark:hover {
  background: rgba(26, 158, 168, 0.08);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-block {
  width: 100%;
}

/* ═══════════════════════════════════════
   CARD SYSTEM
   ═══════════════════════════════════════ */

.card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 12px rgba(12, 45, 74, 0.06);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
  position: relative;
}

.card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity 0.28s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 36px rgba(12, 45, 74, 0.12);
  border-color: rgba(26, 158, 168, 0.28);
}

.card:hover::after {
  opacity: 1;
}

.card-body {
  padding: 1.5rem 1.5rem 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-footer {
  padding: 0 1.5rem 1.5rem;
  margin-top: auto;
}

.card-media {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--color-bg-alt);
  position: relative;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.card:hover .card-media img {
  transform: scale(1.06);
}

.card-tag,
.project-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: rgba(26, 158, 168, 0.1);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 0.65rem;
  width: fit-content;
}

.card-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.card-text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.65;
  flex: 1;
}

.card-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(12, 45, 74, 0.08), rgba(26, 158, 168, 0.12));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 1.15rem;
}

/* Info cards (about / features) */
.info-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.info-card:hover {
  border-color: rgba(26, 158, 168, 0.3);
  box-shadow: var(--shadow-md);
}

.info-card-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: rgba(26, 158, 168, 0.12);
  color: var(--color-accent);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
}

.info-card strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

.info-card span {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.info-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}

@media (max-width: 768px) {
  .info-cards-grid {
    grid-template-columns: 1fr;
  }
}

/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(12, 45, 74, 0.08);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(12, 45, 74, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

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

.logo-img {
  height: 58px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  transition: transform var(--transition);
}

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

.site-header .logo-text {
  display: none;
}

.footer-brand .logo-img {
  height: 64px;
  width: auto;
}

.brand-showcase {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, #f0f7f8 0%, #ffffff 50%, #eef4f8 100%);
  padding: 3rem;
  aspect-ratio: 4/3;
}

.brand-showcase .brand-logo-large {
  width: min(400px, 85%);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 30px rgba(12, 45, 74, 0.12));
  animation: logoFloat 4s ease-in-out infinite;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.logo-mark {
  display: none;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-text strong {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-primary);
}

.logo-text span {
  font-size: 0.7rem;
  color: var(--color-text-light);
  font-weight: 500;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-desktop a {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--color-text);
  position: relative;
}

.nav-desktop a:hover,
.nav-desktop a.active {
  color: var(--color-accent);
}

.nav-desktop a.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.nav-cta {
  margin-left: 0.5rem;
}

.nav-desktop a.btn-primary,
.nav-desktop a.btn-primary:hover {
  color: #fff;
}

.nav-desktop a.btn-primary.active::after {
  display: none;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.75rem;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1100;
  pointer-events: none;
  visibility: hidden;
}

.nav-mobile.open {
  pointer-events: auto;
  visibility: visible;
}

.nav-mobile-panel {
  position: absolute;
  inset: 0;
  width: 100%;
  max-width: 100vw;
  height: 100%;
  height: 100dvh;
  background: linear-gradient(165deg, #0c2d4a 0%, #0a2438 45%, #071a2b 100%);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  padding-top: env(safe-area-inset-top, 0);
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.nav-mobile.open .nav-mobile-panel {
  transform: translateX(0);
}

.nav-mobile-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}

.nav-mobile-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #fff;
  text-decoration: none;
}

.nav-mobile-brand strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
}

.nav-mobile-brand span {
  display: block;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-mobile-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
}

.nav-mobile-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.nav-mobile-close:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}

.nav-mobile-list {
  flex: 1;
  padding: 1.25rem 1rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.nav-mobile-list li {
  margin-bottom: 0.35rem;
}

.nav-mobile-list a {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.95rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.88);
  transition: background var(--transition), color var(--transition);
  min-height: 52px;
}

.nav-mobile-list a:hover,
.nav-mobile-list a.active {
  background: rgba(26, 158, 168, 0.18);
  color: #fff;
}

.nav-mobile-list a.active {
  box-shadow: inset 3px 0 0 var(--color-accent);
}

.nav-mobile-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--color-accent);
  flex-shrink: 0;
}

.nav-mobile-list a.active .nav-mobile-icon {
  background: rgba(26, 158, 168, 0.25);
  color: #fff;
}

.nav-mobile-bottom {
  flex-shrink: 0;
  padding: 1.25rem 1.25rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.15);
}

.nav-mobile-cta {
  display: block;
  width: 100%;
  text-align: center;
  padding: 0.95rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  border: none;
  transition: background var(--transition), transform var(--transition);
}

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

.nav-mobile-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.85rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.nav-mobile-phone a {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

.nav-mobile-phone a:hover {
  color: var(--color-accent);
}

/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background: linear-gradient(135deg, rgba(15, 43, 70, 0.92) 0%, rgba(26, 64, 104, 0.85) 100%),
    url("https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1920&q=80") center/cover no-repeat;
  color: #fff;
}

.hero-content {
  max-width: 720px;
}

.hero .section-label {
  color: var(--color-accent);
}

.hero h1 {
  color: #fff;
  margin-bottom: 1.25rem;
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.92;
  margin-bottom: 2rem;
  max-width: 560px;
}

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

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
}

.stat-item span {
  font-size: 0.875rem;
  opacity: 0.85;
}

/* About preview */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
  background: var(--color-bg-alt);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-content p {
  margin-bottom: 1.25rem;
  color: var(--color-text-light);
}

.feature-list {
  margin: 1.5rem 0 2rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.875rem;
  font-size: 0.95rem;
}

.feature-list li::before {
  content: "✓";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: rgba(26, 158, 168, 0.15);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

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

.service-card {
  /* extends .card — inherit base card layout if .card class is omitted */
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 12px rgba(12, 45, 74, 0.06);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
  position: relative;
}

.service-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity 0.28s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 36px rgba(12, 45, 74, 0.12);
  border-color: rgba(26, 158, 168, 0.28);
}

.service-card:hover::after {
  opacity: 1;
}

.service-card .card-body {
  padding: 1.75rem 1.75rem 1rem;
}

.service-card .card-footer {
  padding: 0 1.75rem 1.75rem;
  margin-top: auto;
}

.service-icon {
  /* alias for card-icon */
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(12, 45, 74, 0.08), rgba(26, 158, 168, 0.12));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 1.15rem;
}

.service-card h3 {
  margin-bottom: 0.65rem;
  font-size: 1.15rem;
}

.service-card p,
.service-card .card-text {
  color: var(--color-text-light);
  font-size: 0.9rem;
  line-height: 1.65;
  flex: 1;
  margin-bottom: 0;
}

/* Projects */
.project-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-body);
  color: var(--color-text);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card {
  /* extends .card */
  cursor: default;
}

.project-card.clickable {
  cursor: pointer;
}

.project-body,
.project-card .card-body {
  padding: 1.25rem 1.5rem 0.75rem;
}

.project-body h3,
.project-card .card-body h3 {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.project-body p,
.project-card .card-body p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

.project-image {
  /* alias for card-media */
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--color-bg-alt);
  position: relative;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.project-body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.project-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: rgba(26, 158, 168, 0.1);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}

.project-body p {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

/* Legacy - merged into card-tag above, keep for compat */
.project-body .project-tag {
  margin-bottom: 0.5rem;
}

/* Testimonials / Success */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 20px rgba(12, 45, 74, 0.05);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(12, 45, 74, 0.09);
  border-color: var(--color-accent);
}

.testimonial-card .card-body {
  padding: 1.75rem;
}

.testimonial-card .quote-mark {
  font-size: 2.5rem;
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.35;
  font-family: Georgia, serif;
  margin-bottom: 0.5rem;
}

.testimonial-card .quote {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  font-style: italic;
  line-height: 1.75;
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.author-info strong {
  display: block;
  font-size: 0.9rem;
  color: var(--color-primary);
}

.author-info span {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  text-align: center;
  padding: 4rem 1.25rem;
}

.cta-banner h2 {
  color: #fff;
  margin-bottom: 1rem;
}

.cta-banner p {
  opacity: 0.9;
  max-width: 520px;
  margin: 0 auto 2rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.contact-details {
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: rgba(15, 43, 70, 0.08);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-item strong {
  display: block;
  font-size: 0.85rem;
  color: var(--color-primary);
  margin-bottom: 0.15rem;
}

.contact-item span,
.contact-item a {
  font-size: 0.925rem;
  color: var(--color-text-light);
}

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

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

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

.social-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Contact Form */
.contact-form {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

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

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

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

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

.form-success {
  display: none;
  padding: 1rem;
  background: #ecfdf5;
  color: #065f46;
  border-radius: var(--radius);
  margin-top: 1rem;
  font-size: 0.9rem;
}

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

.form-success.error {
  background: #fef2f2;
  color: #991b1b;
}

.form-honey {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* Page hero (inner pages) */
.page-hero {
  position: relative;
  padding: calc(var(--header-height) + 3.5rem) 0 3.5rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, #0a3d5c 50%, var(--color-primary-light) 100%);
  color: #fff;
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(26, 158, 168, 0.18) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.06) 0%, transparent 40%);
  pointer-events: none;
}

.page-hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

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

.page-hero .section-label {
  color: #fff;
  background: rgba(26, 158, 168, 0.35);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-hero h1 {
  color: #fff;
  margin-bottom: 0.75rem;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.page-hero p {
  color: rgba(255, 255, 255, 0.92);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.7;
}

/* Values grid (about page) */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.value-card {
  /* extends .card */
  text-align: center;
}

.value-card .card-body {
  padding: 2rem 1.5rem;
}

.value-card .value-icon,
.value-card .card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  background: none;
  width: auto;
  height: auto;
}

.value-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

.value-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.65;
}

/* Professional Vertical Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 2.5rem;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 9px;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding: 2rem;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 15px rgba(12, 45, 74, 0.03);
  transition: all 0.3s ease;
  display: block; /* override flex if any */
}

.timeline-item::before {
  content: "";
  position: absolute;
  top: 2.25rem;
  left: -2.9rem; /* Center on line */
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--color-accent);
  box-shadow: 0 0 0 4px rgba(26, 158, 168, 0.15);
  transition: background-color 0.3s ease, transform 0.3s ease;
  z-index: 2;
}

.timeline-item:hover {
  border-color: var(--color-accent);
  box-shadow: 0 8px 25px rgba(12, 45, 74, 0.07);
  transform: translateX(6px);
}

.timeline-item:hover::before {
  background-color: var(--color-accent);
  transform: scale(1.1);
}

.timeline-year {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  width: auto; /* reset old fixed width */
}

.timeline-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.timeline-content p {
  color: var(--color-text-light);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* Professional Team Directory Cards */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.team-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 20px rgba(12, 45, 74, 0.04);
  padding: 2.25rem 1.75rem;
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.team-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-accent);
  transition: width 0.3s ease;
}

.team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(12, 45, 74, 0.08);
  border-color: var(--color-accent);
}

.team-card:hover::before {
  width: 6px;
}

.team-avatar {
  width: 58px;
  height: 58px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 10px rgba(26, 158, 168, 0.2);
}

.team-meta {
  font-size: 0.825rem;
  color: var(--color-text-light);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 0.65rem 0;
  margin: 0.85rem 0;
  line-height: 1.55;
}

.team-meta strong {
  color: var(--color-primary);
}

/* Footer */
.site-footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text strong {
  color: #fff;
}

.footer-brand .logo-text span {
  color: rgba(255, 255, 255, 0.5);
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  font-family: var(--font-heading);
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  margin-bottom: 0.625rem;
  color: rgba(255, 255, 255, 0.65);
}

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

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 0;
  font-size: 0.8rem;
}

.footer-bottom .social-links {
  gap: 0.5rem;
}

.footer-bottom .social-link {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
}

.footer-bottom .social-link:hover {
  background: var(--color-accent);
}

/* Utility */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }

/* Responsive */
@media (max-width: 1024px) {
  .services-grid,
  .projects-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  section {
    padding: 3.5rem 0;
  }

  .nav-desktop {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-mobile {
    display: block;
  }

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

  .services-grid,
  .projects-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

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

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

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

/* ═══════════════════════════════════════
   INTERACTIVE ENHANCEMENTS
   ═══════════════════════════════════════ */

body.modal-open,
body.menu-open {
  overflow: hidden;
}

/* Page loader */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

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

.loader-logo {
  width: 88px;
  height: 88px;
  margin: 0 auto 1.5rem;
  animation: pulse 1.2s ease-in-out infinite;
}

.loader-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.loader-bar {
  width: 160px;
  height: 3px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  overflow: hidden;
}

.loader-bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: var(--color-accent);
  border-radius: 3px;
  animation: loaderSlide 1s ease-in-out infinite;
}

@keyframes loaderSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Scroll progress */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 1001;
  background: transparent;
}

.scroll-progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--color-accent), #4db6ac);
  transition: width 0.1s linear;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Hero slider */
.hero-slider {
  position: relative;
  min-height: 88vh;
  padding-top: var(--header-height);
  overflow: hidden;
  background: var(--color-primary);
}

.hero-slides {
  position: relative;
  height: calc(88vh - var(--header-height) - 90px);
  min-height: 480px;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s ease, visibility 0.9s ease;
  background-size: cover;
  background-position: center;
}

.hero-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(12, 45, 74, 0.94) 0%,
    rgba(12, 45, 74, 0.78) 45%,
    rgba(12, 45, 74, 0.55) 100%
  );
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.hero-slide .container {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-slide .hero-content {
  max-width: 680px;
  color: #fff;
  animation: heroFadeIn 0.8s ease;
  padding: 2rem 0;
}

.hero-slide .section-label {
  color: var(--color-accent);
  background: rgba(26, 158, 168, 0.15);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(26, 158, 168, 0.35);
}

.hero-controls {
  position: absolute;
  bottom: 110px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 3;
}

.hero-stats-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 4;
  background: rgba(8, 30, 50, 0.97);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(26, 158, 168, 0.25);
  padding: 1.25rem 0;
}

.hero-slider .hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  border: none;
}

.hero-slider .stat-item {
  text-align: center;
  padding: 0.5rem;
  position: relative;
}

.hero-slider .stat-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.hero-slider .stat-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.2;
}

.hero-slider .stat-item span {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-slide h1 { color: #fff; margin-bottom: 1.25rem; }
.hero-slide p { font-size: 1.15rem; opacity: 0.92; margin-bottom: 2rem; max-width: 560px; }

.hero-controls {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 2;
}

.hero-arrow {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition);
  backdrop-filter: blur(4px);
}

.hero-arrow:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: scale(1.08);
}

.hero-dots {
  display: flex;
  gap: 0.5rem;
}

.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
}

.hero-dot.active {
  background: var(--color-accent);
  transform: scale(1.3);
}

.hero-dot:hover {
  background: rgba(255, 255, 255, 0.7);
}

/* Animated stats */
.stat-item strong {
  font-variant-numeric: tabular-nums;
}

/* Service card 3D tilt */
.service-card {
  transform-style: preserve-3d;
}

.service-card p {
  flex: 1;
}

/* Clickable project cards */
.project-card.clickable {
  cursor: pointer;
}

.project-card.clickable .project-image::after {
  content: "View Details →";
  position: absolute;
  inset: 0;
  background: rgba(15, 43, 70, 0.75);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card.clickable .project-image {
  position: relative;
}

.project-card.clickable:hover .project-image::after {
  opacity: 1;
}

.project-card.filter-hidden {
  display: none;
}

.project-card.filter-animate {
  animation: filterIn 0.45s ease forwards;
}

@keyframes filterIn {
  from { opacity: 0; transform: scale(0.92) translateY(12px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Testimonial carousel */
.testimonial-carousel {
  position: relative;
  overflow: hidden;
  max-width: 720px;
  margin: 0 auto;
}

.carousel-viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.carousel-track {
  display: flex;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-track .testimonial-card {
  flex: 0 0 100%;
  margin: 0;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.carousel-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.carousel-prev,
.carousel-next {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: #fff;
  color: var(--color-primary);
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition);
}

.carousel-prev:hover,
.carousel-next:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.carousel-dots {
  display: flex;
  gap: 0.5rem;
}

.carousel-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  cursor: pointer;
  padding: 0;
  transition: all var(--transition);
}

.carousel-dot.active {
  background: var(--color-accent);
  transform: scale(1.35);
}

/* Project modal */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.project-modal.open {
  opacity: 1;
  visibility: visible;
}

.project-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
}

.project-modal-content {
  position: relative;
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: scale(0.9) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-modal.open .project-modal-content {
  transform: scale(1) translateY(0);
}

.project-modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
  z-index: 1;
  line-height: 1;
  transition: background var(--transition);
}

.project-modal-close:hover {
  background: var(--color-accent);
}

.project-modal-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.project-modal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-modal-body {
  padding: 1.75rem;
}

.project-modal-body .btn {
  margin-top: 1.25rem;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--color-primary);
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition);
  box-shadow: var(--shadow-md);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

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

/* Floating action buttons */
.float-actions {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 900;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-end;
  gap: 0.65rem;
}

.float-actions-menu {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 0.65rem;
}

.float-toggle {
  display: none;
  background: var(--color-primary);
  animation: none;
}

.float-toggle .icon-close {
  display: none;
}

.float-actions.open .float-toggle .icon-open {
  display: none;
}

.float-actions.open .float-toggle .icon-close {
  display: block;
}

/* Mobile nav overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 26, 43, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1090;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

.float-action {
  position: relative;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.float-action svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
}

.float-action:hover {
  transform: scale(1.12) translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.28);
}

.float-action:hover .float-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.float-tooltip {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--color-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
}

.float-tooltip::after {
  content: "";
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--color-primary);
}

.float-whatsapp {
  background: #25d366;
  animation: floatPulse 2.5s ease-in-out infinite;
}

.float-facebook { background: #1877f2; }
.float-youtube { background: #ff0000; }
.float-tiktok { background: #010101; }
.float-linkedin { background: #0a66c2; }
.float-install { background: var(--color-accent); }

.float-install[hidden] {
  display: none !important;
}

@keyframes floatPulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 28px rgba(37, 211, 102, 0.65); }
}

@media (min-width: 769px) {
  .float-toggle {
    display: none !important;
  }

  .float-actions-menu {
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    pointer-events: auto !important;
  }
}

@media (max-width: 768px) {
  body {
    padding-bottom: 5rem;
  }

  .float-toggle {
    display: flex;
  }

  .float-actions-menu {
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px) scale(0.95);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  }

  .float-actions.open .float-actions-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

  .float-whatsapp {
    animation: none;
  }

  .float-action {
    width: 48px;
    height: 48px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .float-action svg {
    width: 22px;
    height: 22px;
  }

  .float-tooltip {
    display: none;
  }

  .back-to-top {
    bottom: 5.5rem;
    left: 1rem;
  }

  .float-actions {
    bottom: max(1rem, env(safe-area-inset-bottom));
    right: max(1rem, env(safe-area-inset-right));
  }

  /* Hero mobile layout */
  .hero-slider {
    display: flex;
    flex-direction: column;
    min-height: auto;
  }

  .hero-slides {
    min-height: 500px;
    height: auto;
    flex-shrink: 0;
  }

  .hero-slide .hero-content {
    padding: 1.5rem 0 1rem;
  }

  .hero-slide h1 {
    font-size: 1.65rem;
  }

  .hero-slide p {
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
  }

  .hero-controls {
    position: relative;
    bottom: auto;
    left: auto;
    transform: none;
    margin: 0.5rem auto 0;
    order: 2;
  }

  .hero-arrow {
    display: none;
  }

  .hero-stats-bar {
    position: relative;
    order: 3;
  }

  .hero-slider .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
  }

  .hero-slider .stat-item:not(:last-child)::after {
    display: block;
  }

  .hero-slider .stat-item strong {
    font-size: 1.2rem;
  }

  .hero-slider .stat-item span {
    font-size: 0.6rem;
  }

  .success-slide-inner {
    min-height: auto;
  }

  .success-thumbs {
    padding-left: 0;
    padding-right: 0;
  }

  .learn-more-btn {
    width: 100%;
    justify-content: center;
  }

  .page-hero {
    padding: calc(var(--header-height) + 2.5rem) 0 2.5rem;
  }

  .page-hero h1 {
    font-size: 1.75rem;
  }
}

/* ═══════════════════════════════════════
   DETAIL PAGES
   ═══════════════════════════════════════ */

.detail-hero {
  position: relative;
  padding: calc(var(--header-height) + 3rem) 0 4rem;
  background-size: cover;
  background-position: center;
  color: #fff;
}

.detail-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12, 45, 74, 0.93) 0%, rgba(12, 45, 74, 0.75) 100%);
}

.detail-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.detail-back {
  display: inline-block;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  transition: color var(--transition);
}

.detail-back:hover {
  color: var(--color-accent);
}

.detail-hero h1 {
  color: #fff;
  margin: 0.75rem 0 1rem;
}

.detail-hero p {
  font-size: 1.1rem;
  opacity: 0.92;
  line-height: 1.7;
}

.detail-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 0.75rem;
}

.detail-body {
  padding: 4rem 0;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
  align-items: start;
}

.detail-main h2 {
  margin: 0 0 1rem;
  font-size: 1.5rem;
}

.detail-main h2:not(:first-child) {
  margin-top: 2rem;
}

.detail-main p {
  color: var(--color-text-light);
  line-height: 1.8;
}

.detail-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
}

.detail-card h3 {
  margin-bottom: 1.25rem;
  font-size: 1.1rem;
}

.detail-steps {
  list-style: none;
  counter-reset: steps;
}

.detail-steps li {
  counter-increment: steps;
  position: relative;
  padding-left: 2rem;
  margin-bottom: 0.875rem;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.detail-steps li::before {
  content: counter(steps);
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  background: var(--color-accent);
  color: #fff;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.detail-info dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  margin-bottom: 0.2rem;
}

.detail-info dd {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.detail-metrics {
  max-width: 600px;
  margin: 0 auto 3rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  border: 1px solid var(--color-border);
}

.detail-quote {
  margin-top: 2rem;
  font-size: 1rem;
}

.detail-not-found {
  text-align: center;
  padding: 8rem 1.25rem;
}

.detail-not-found h2 {
  margin-bottom: 1rem;
}

.detail-not-found p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
}

.service-card .learn-more-btn,
.project-card .learn-more-btn {
  margin-top: 0;
  width: 100%;
}

.card-footer .btn {
  font-size: 0.85rem;
  padding: 0.65rem 1rem;
}

.success-content .learn-more-btn {
  margin-top: 1.25rem;
}

@media (max-width: 768px) {
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .detail-card {
    position: static;
  }
}

/* Hamburger animation */
.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);
}

.menu-toggle span {
  transition: transform var(--transition), opacity var(--transition);
}

/* Form validation */
.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
  border-color: #10b981;
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
  border-color: #ef4444;
  animation: shake 0.35s ease;
}

.field-error {
  display: block;
  font-size: 0.78rem;
  color: #ef4444;
  margin-top: 0.3rem;
}

.btn.sending {
  opacity: 0.7;
  pointer-events: none;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* CTA banner interactive */
.cta-banner {
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(26, 158, 168, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.cta-banner .btn-primary:hover {
  transform: translateY(-3px) scale(1.03);
}

/* ═══════════════════════════════════════
   SUCCESS STORIES SLIDER
   ═══════════════════════════════════════ */

#success-stories {
  background: var(--color-bg-alt);
  padding-bottom: 4rem;
  overflow: hidden;
}

.success-slider {
  position: relative;
}

.success-viewport {
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.success-track {
  display: flex;
  transition: transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

.success-slide {
  flex: 0 0 100%;
  padding: 0 1.25rem;
  opacity: 0.4;
  transform: scale(0.96);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.success-slide.active {
  opacity: 1;
  transform: scale(1);
}

.success-slide-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  max-width: var(--max-width);
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  min-height: 420px;
}

.success-image {
  position: relative;
  overflow: hidden;
  height: 320px;
}

.success-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.success-slide.active .success-image img {
  transform: scale(1.04);
}

.success-badge {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  animation: badgePop 0.5s ease 0.3s both;
}

@keyframes badgePop {
  from { opacity: 0; transform: scale(0.8) translateY(-8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.success-content {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.success-content .project-tag {
  margin-bottom: 0.75rem;
}

.success-content h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.success-content > p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.success-metrics {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  padding: 1rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.success-metrics li {
  text-align: center;
}

.success-metrics li strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.2;
}

.success-metrics li span {
  font-size: 0.75rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.success-slide.active .success-content h3,
.success-slide.active .success-content > p,
.success-slide.active .success-metrics,
.success-slide.active .success-quote {
  animation: successContentIn 0.6s ease both;
}

.success-slide.active .success-content > p { animation-delay: 0.1s; }
.success-slide.active .success-metrics { animation-delay: 0.2s; }
.success-slide.active .success-quote { animation-delay: 0.3s; }

@keyframes successContentIn {
  from { opacity: 0; transform: translateX(16px); }
  to { opacity: 1; transform: translateX(0); }
}

.success-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.success-prev,
.success-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: #fff;
  color: var(--color-primary);
  font-size: 1.4rem;
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
}

.success-prev:hover,
.success-next:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  transform: scale(1.08);
}

.success-dots {
  display: flex;
  gap: 0.5rem;
}

.success-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  cursor: pointer;
  padding: 0;
  transition: all var(--transition);
}

.success-dot.active {
  background: var(--color-accent);
  width: 28px;
  border-radius: 999px;
}

.success-thumbs {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
}

.success-thumb {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
  transition: all var(--transition);
  min-width: 90px;
}

.success-thumb img {
  width: 72px;
  height: 52px;
  object-fit: cover;
  border-radius: 4px;
}

.success-thumb span {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-align: center;
  max-width: 80px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.success-thumb:hover,
.success-thumb.active {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.success-thumb.active span {
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .success-slide-inner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .success-image {
    height: 220px;
  }

  .success-content {
    padding: 1.75rem 1.25rem;
  }

  .success-content h3 {
    font-size: 1.35rem;
  }

  .success-metrics {
    gap: 1rem;
  }

  .success-metrics li strong {
    font-size: 1.25rem;
  }
}