/* ==========================================================================
   CIVANTA COOLTECH — TIER-1 ENTERPRISE STYLING & DESIGN SYSTEM
   Brand Colors: Deep Corporate Navy, Cool High-Tech Blue, Pure Cyan, Ice Light
   ========================================================================== */

:root {
  --navy: #082b4c;
  --navy-dark: #051a30;
  --blue: #087eae;
  --blue-hover: #06658c;
  --cyan: #18b7c8;
  --cyan-glow: rgba(24, 183, 200, 0.25);
  --ice: #f0f7fb;
  --ice-alt: #e3f1f7;
  --ink: #102d46;
  --muted: #5d7589;
  --border: #d4e4ee;
  --white: #ffffff;
  --gold: #d4a017;
  --green: #15803d;
  --green-bg: #dcfce7;
  --amber: #b45309;
  --amber-bg: #fef3c7;
  --red: #b91c1c;
  --red-bg: #fee2e2;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 4px rgba(8, 43, 76, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(8, 43, 76, 0.08), 0 8px 10px -6px rgba(8, 43, 76, 0.04);
  --shadow-lg: 0 20px 40px -15px rgba(8, 43, 76, 0.15);
  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background-color: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.wrap {
  width: min(1200px, 92%);
  margin-inline: auto;
}

/* Header & Top Bar */
.top-notice-bar {
  background: var(--navy-dark);
  color: #c9e4f2;
  font-size: 0.82rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.top-notice-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.top-notice-inner a {
  color: #7de0ee;
  text-decoration: underline;
}

header.site-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
}
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  gap: 20px;
}
.brand-anchor {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-logo-img {
  width: 44px;
  height: 44px;
}
.brand-text {
  display: flex;
  flex-direction: column;
}
.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--navy);
  line-height: 1.1;
}
.brand-title span {
  color: var(--blue);
}
.brand-sub {
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted);
  margin-top: 3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.92rem;
  font-weight: 600;
}
.nav-links a:hover {
  color: var(--blue);
}
.nav-links .highlight {
  color: var(--blue);
}

/* Button Component Hierarchy */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue), #0b93ca);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(8, 126, 174, 0.35);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(8, 126, 174, 0.45);
}
.btn-wa {
  background: #25d366;
  color: #ffffff;
  font-weight: 700;
}
.btn-wa:hover {
  background: #1eb857;
  transform: translateY(-1px);
}
.btn-outline {
  border-color: var(--border);
  color: var(--ink);
  background: #fff;
}
.btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
}
.btn-secondary {
  background: var(--ice);
  color: var(--blue);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  background: var(--ice-alt);
}

/* Hero Section */
.hero-section {
  padding: 70px 0 60px;
  background: linear-gradient(180deg, #f8fcfe 0%, #ffffff 100%);
  border-bottom: 1px solid var(--border);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--ice-alt);
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.hero-h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1.12;
  font-weight: 850;
  letter-spacing: -0.04em;
  color: var(--navy);
  margin: 0 0 18px 0;
}
.hero-h1 span {
  color: var(--blue);
}
.hero-desc {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 24px;
}
.hero-provider-card {
  background: #ffffff;
  border: 1px solid var(--border);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}
.provider-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 0.94rem;
}
.provider-row strong {
  color: var(--navy);
}
.provider-sub {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 4px;
}
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}
.trust-indicators {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.86rem;
  color: var(--muted);
}
.trust-indicators span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.trust-indicators span::before {
  content: "✔";
  color: var(--cyan);
  font-weight: bold;
}

/* Hero Feature Showcase Card */
.feature-showcase-card {
  background: linear-gradient(145deg, var(--navy), #0b3d68);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  color: #ffffff;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.showcase-pill {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.showcase-title {
  font-size: 1.6rem;
  font-weight: 750;
  line-height: 1.25;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}
.showcase-p {
  color: #bfd9ec;
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 24px;
}
.showcase-badges {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.showcase-item {
  background: rgba(255, 255, 255, 0.08);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Sections General */
section {
  padding: 80px 0;
}
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px;
}
.section-header h2 {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--navy);
  margin: 8px 0 14px;
}
.section-header p {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0;
}

/* Service Grid */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 26px;
}
.service-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--blue);
  box-shadow: var(--shadow-md);
}
.service-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--ice);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
}
.service-card h3 {
  font-size: 1.25rem;
  font-weight: 750;
  color: var(--navy);
  margin: 0 0 10px;
}
.service-card p {
  color: var(--muted);
  font-size: 0.94rem;
  margin: 0 0 18px;
  flex-grow: 1;
}
.service-features-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px 0;
  font-size: 0.86rem;
  color: var(--ink);
}
.service-features-list li {
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.service-features-list li::before {
  content: "•";
  color: var(--cyan);
  font-weight: bold;
}
.service-card-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* How It Works Steps */
.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.step-box {
  background: var(--ice);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px;
  position: relative;
}
.step-num-badge {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.step-box h3 {
  font-size: 1.2rem;
  color: var(--navy);
  margin: 0 0 10px;
}
.step-box p {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
}

/* Service Areas Grid */
.coverage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.coverage-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}
.coverage-card h4 {
  font-size: 1.1rem;
  margin: 0 0 6px 0;
  color: var(--navy);
}
.coverage-card p {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
}

/* FAQ Accordion */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #ffffff;
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}
.faq-answer {
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Brand Transparency Panel */
.brand-panel {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: #ffffff;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.brand-transparency-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cyan);
  margin-top: 6px;
  flex-shrink: 0;
}

/* Footer */
footer.site-footer {
  background: var(--navy-dark);
  color: #cfdeea;
  padding: 60px 0 30px;
  font-size: 0.9rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-col h5 {
  color: #ffffff;
  font-size: 1rem;
  margin: 0 0 18px 0;
  font-weight: 700;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a:hover {
  color: var(--cyan);
}
.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
  color: #8da4b8;
}

/* Responsive queries */
@media (max-width: 900px) {
  .hero-grid, .brand-panel, .footer-top {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none; /* Can be toggled with mobile menu */
  }
}