/* ABCubeDesign - Next Gen Web Solutions Stylesheet */
/* Color Palette: Crisp White, Professional Slate, Deep Navy/Royal Blue (#0F4C81) */

:root {
  --primary: #0F4C81;
  --primary-dark: #092e4e;
  --primary-light: #e6f0fa;
  --primary-subtle: #f0f7ff;
  --accent-blue: #0284c7;
  --accent-cyan: #06b6d4;
  --accent-indigo: #4f46e5;
  --slate-950: #020617;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.08), 0 2px 4px -2px rgb(0 0 0 / 0.06);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
  --shadow-xl: 0 20px 25px -5px rgb(15 76 129 / 0.12), 0 8px 10px -6px rgb(15 76 129 / 0.06);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--slate-800);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  line-height: 1.6;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: var(--slate-900);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

/* Container */
.container-custom {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  font-size: 0.975rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #1664a7 100%);
  color: var(--white);
  box-shadow: 0 4px 14px 0 rgba(15, 76, 129, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(15, 76, 129, 0.45);
  color: var(--white);
}

.btn-secondary {
  background: var(--white);
  color: var(--primary);
  border: 1.5px solid var(--slate-200);
}

.btn-secondary:hover {
  border-color: var(--primary);
  background: var(--primary-subtle);
  transform: translateY(-2px);
  color: var(--primary);
}

.btn-outline-white {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
}

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
}

/* Navigation & Top Bar */
.top-bar {
  background-color: var(--slate-900);
  color: var(--slate-300);
  font-size: 0.8125rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar a {
  color: var(--slate-200);
  text-decoration: none;
  transition: var(--transition);
}

.top-bar a:hover {
  color: var(--white);
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--slate-200);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 4px 20px -2px rgba(15, 76, 129, 0.08);
  background: rgba(255, 255, 255, 0.98);
}

.nav-link {
  color: var(--slate-700);
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0.75rem;
  right: 0.75rem;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

/* Section Styling */
.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-bg-slate {
  background-color: var(--slate-50);
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
}

.section-bg-blue {
  background: linear-gradient(135deg, #092e4e 0%, #0F4C81 100%);
  color: var(--white);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.badge-primary {
  background-color: var(--primary-light);
  color: var(--primary);
  border: 1px solid rgba(15, 76, 129, 0.2);
}

.badge-white {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Hero Section */
.hero {
  position: relative;
  overflow: hidden;
  padding: 4.5rem 0 5.5rem 0;
  background: radial-gradient(circle at 10% 10%, rgba(15, 76, 129, 0.04) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(2, 132, 199, 0.05) 0%, transparent 45%);
}

.hero-gradient-text {
  background: linear-gradient(135deg, var(--slate-900) 0%, var(--primary) 70%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-stats-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
}

.hero-cube-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-cube-visual::before {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(15, 76, 129, 0.15) 0%, rgba(2, 132, 199, 0.05) 50%, transparent 70%);
  filter: blur(40px);
  z-index: 0;
  border-radius: 50%;
}

.floating-badge {
  animation: float 4s ease-in-out infinite;
}

.floating-badge-delayed {
  animation: float 4s ease-in-out infinite 2s;
}

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

/* Service Cards */
.service-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(15, 76, 129, 0.35);
  box-shadow: 0 16px 30px -5px rgba(15, 76, 129, 0.12), 0 8px 10px -6px rgba(15, 76, 129, 0.04);
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  opacity: 0;
  transition: var(--transition);
}

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

.service-icon-box {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: var(--transition);
}

.service-card:hover .service-icon-box {
  background: var(--primary);
  color: var(--white);
  transform: scale(1.05);
}

/* Feature Checkmarks */
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--slate-700);
  margin-bottom: 0.5rem;
}

.check-icon {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

/* Interactive Estimator */
.estimator-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.estimator-tab {
  cursor: pointer;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 0.85rem 1rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--white);
}

.estimator-tab:hover {
  border-color: var(--primary);
  background: var(--primary-subtle);
}

.estimator-tab.selected {
  border-color: var(--primary);
  background: var(--primary-light);
  box-shadow: 0 0 0 2px rgba(15, 76, 129, 0.2);
}

/* Portfolio Gallery */
.portfolio-tab-btn {
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-600);
  background: transparent;
  border: 1.5px solid var(--slate-200);
  cursor: pointer;
  transition: var(--transition);
}

.portfolio-tab-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.portfolio-tab-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.portfolio-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--slate-200);
  transition: var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.portfolio-img-wrapper {
  position: relative;
  overflow: hidden;
  background: var(--slate-100);
  aspect-ratio: 16 / 10;
}

.portfolio-img-wrapper img, .portfolio-img-wrapper .mockup-content {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.portfolio-card:hover .portfolio-img-wrapper img,
.portfolio-card:hover .portfolio-img-wrapper .mockup-content {
  transform: scale(1.05);
}

/* Process Timeline */
.step-number {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  border: 2px solid rgba(15, 76, 129, 0.2);
}

/* Testimonial Cards */
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  position: relative;
}

.star-rating {
  color: #f59e0b;
  display: flex;
  gap: 0.2rem;
  margin-bottom: 1rem;
}

/* FAQ Accordion */
.faq-item {
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  background: var(--white);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: var(--transition);
}

.faq-header {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
  font-weight: 600;
  font-size: 1rem;
  color: var(--slate-800);
  transition: var(--transition);
}

.faq-header:hover {
  color: var(--primary);
}

.faq-body {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--slate-600);
  font-size: 0.9375rem;
  line-height: 1.6;
  display: none;
}

.faq-item.open .faq-body {
  display: block;
}

.faq-item.open {
  border-color: rgba(15, 76, 129, 0.35);
  box-shadow: var(--shadow-sm);
}

.faq-icon {
  transition: transform 0.3s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
  color: var(--primary);
}

/* Contact Form & Input Elements */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-700);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  color: var(--slate-800);
  background: var(--white);
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-md);
  transition: var(--transition);
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
}

.service-checkbox-pill {
  cursor: pointer;
}

.service-checkbox-pill input[type="checkbox"] {
  display: none;
}

.service-checkbox-pill span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1.5px solid var(--slate-200);
  background: var(--slate-50);
  color: var(--slate-700);
  transition: var(--transition);
}

.service-checkbox-pill input[type="checkbox"]:checked + span {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 600;
}

/* Toast Notification */
.toast-notice {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  background: var(--slate-900);
  color: var(--white);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transform: translateY(120%);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-notice.show {
  transform: translateY(0);
  opacity: 1;
}

/* Footer */
.footer {
  background-color: var(--slate-900);
  color: var(--slate-400);
  padding: 4.5rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.footer-link {
  display: block;
  color: var(--slate-400);
  text-decoration: none;
  font-size: 0.875rem;
  margin-bottom: 0.65rem;
  transition: var(--transition);
}

.footer-link:hover {
  color: var(--white);
  padding-left: 0.25rem;
}

/* Mobile Drawer */
.mobile-menu-drawer {
  display: none;
}

@media (max-width: 991px) {
  .mobile-menu-drawer.open {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    z-index: 1000;
  }

  .mobile-menu-content {
    background: var(--white);
    width: 85%;
    max-width: 360px;
    height: 100%;
    margin-left: auto;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.2);
    overflow-y: auto;
  }
}