/* ============================================
   VORTEX ENGINEERING — GLOBAL STYLESHEET
   Architectural Pulse · Precision Engineering
   ============================================ */

/* ---- FONT IMPORTS handled via Google Fonts link in HTML ---- */

/* ---- CSS VARIABLES ---- */
:root {
  --navy: #0a192f;
  --cyan: #00f0ff;
  --orange: #ff6b00;
  --white: #ffffff;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --text-light: #94a3b8;
  --border-ghost: rgba(0, 240, 255, 0.15);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: #ffffff;
  color: #1e293b;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---- NO BORDER RADIUS OVERRIDE ---- */
*, *::before, *::after {
  border-radius: 0 !important;
}

/* Exception: only logo mark can have a circle/round */
.logo-round {
  border-radius: 0 !important;
}

/* ---- TYPOGRAPHY ---- */
.font-headline {
  font-family: 'Plus Jakarta Sans', sans-serif;
}

/* ---- TECH GRID PATTERN ---- */
.grid-bg {
  background-image:
    radial-gradient(circle, rgba(0, 240, 255, 0.15) 1px, transparent 1px);
  background-size: 28px 28px;
}

/* ---- NAVIGATION ---- */
.nav-dark {
  background: rgba(10, 25, 47, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav-light-theme {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 240, 255, 0.15);
}

.nav-link {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--cyan);
  transition: width 0.2s;
}

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

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

/* Dark nav link variant */
.nav-link-dark {
  color: #1e293b;
}

.nav-link-dark:hover,
.nav-link-dark.active {
  color: #0284c7;
}

.nav-link-dark::after {
  background: #0284c7;
}

/* ---- BUTTONS ---- */
.btn-cyan {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--cyan);
  color: var(--navy);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.875rem 1.75rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn-cyan:hover {
  background: #00d4e8;
  transform: translateY(-1px);
}

.btn-orange {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--orange);
  color: var(--white);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.875rem 1.75rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn-orange:hover {
  background: #e55d00;
  transform: translateY(-1px);
}

.btn-outline-cyan {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--cyan);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.875rem 1.75rem;
  text-decoration: none;
  border: 1px solid rgba(0, 240, 255, 0.4);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.1s;
}

.btn-outline-cyan:hover {
  border-color: var(--cyan);
  background: rgba(0, 240, 255, 0.08);
  transform: translateY(-1px);
}

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: #0284c7;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.875rem 1.75rem;
  text-decoration: none;
  border: 1px solid rgba(2, 132, 199, 0.4);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.btn-outline-dark:hover {
  border-color: #0284c7;
  background: rgba(2, 132, 199, 0.06);
}

/* ---- TRUST CHIPS ---- */
.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.2);
  color: #94a3b8;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0.875rem;
}

.trust-chip .material-symbols-outlined {
  font-size: 1rem;
  color: var(--cyan);
}

/* ---- SECTION LABELS ---- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 2rem;
  height: 2px;
  background: var(--cyan);
}

/* ---- CONTAINER ---- */
.container {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ---- MOBILE MENU ---- */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 360px;
  height: 100vh;
  background: var(--navy);
  z-index: 100;
  transition: right 0.3s ease;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
}

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

.mobile-close {
  background: none;
  border: none;
  color: var(--cyan);
  cursor: pointer;
  align-self: flex-end;
  margin-bottom: 2rem;
}

.mobile-nav-link {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #94a3b8;
  text-decoration: none;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(0, 240, 255, 0.1);
  transition: color 0.2s;
}

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

/* ---- LOGO CLOUD ---- */
.logo-partner {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #475569;
  opacity: 0.5;
  transition: opacity 0.2s;
}

.logo-partner:hover {
  opacity: 1;
}

/* ---- SERVICE CARDS ---- */
.service-card {
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.service-card-number {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  opacity: 0.06;
  color: inherit;
  letter-spacing: -0.05em;
}

.service-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: #64748b;
}

.service-item::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--cyan);
  flex-shrink: 0;
}

/* Dark card service item */
.service-item-dark {
  color: #94a3b8;
}

/* ---- STAT BLOCKS ---- */
.stat-block {
  padding: 1.5rem;
  border-top: 1px solid rgba(0, 240, 255, 0.15);
}

.stat-number {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
  letter-spacing: -0.05em;
}

.stat-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #64748b;
  margin-top: 0.25rem;
}

/* ---- TESTIMONIALS ---- */
.testimonial-card {
  padding: 2rem;
  background: #f8fafc;
}

.star-box {
  width: 2rem;
  height: 2rem;
  background: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---- FOOTER ---- */
footer {
  background: var(--navy);
  color: #94a3b8;
  font-size: 0.875rem;
}

.footer-heading {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1.25rem;
}

.footer-link {
  display: block;
  color: #64748b;
  text-decoration: none;
  padding: 0.3rem 0;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--cyan);
}

.footer-social {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.15);
  color: #64748b;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.footer-social:hover {
  background: rgba(0, 240, 255, 0.15);
  color: var(--cyan);
}

/* ---- BADGE/CHIP ---- */
.badge-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.25);
  color: var(--cyan);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.4rem 0.875rem;
}

.badge-orange {
  background: rgba(255, 107, 0, 0.12);
  border-color: rgba(255, 107, 0, 0.3);
  color: var(--orange);
}

/* ---- GAS SAFE BADGE ---- */
.gas-safe-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.2);
  padding: 0.5rem 1rem;
  margin-bottom: 1.5rem;
}

.gas-safe-icon {
  width: 2rem;
  height: 2rem;
  background: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---- PRICING TIERS ---- */
.pricing-card {
  padding: 2.5rem 2rem;
  border: 1px solid rgba(14, 165, 233, 0.15);
  background: white;
  position: relative;
}

.pricing-card.highlighted {
  background: #0c4a6e;
  color: white;
  border-color: #0284c7;
}

.tier-label {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #0284c7;
  margin-bottom: 0.25rem;
}

.pricing-card.highlighted .tier-label {
  color: #67e8f9;
}

.price-amount {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.05em;
}

.price-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: #475569;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pricing-card.highlighted .price-feature {
  color: #bae6fd;
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.price-feature .material-symbols-outlined {
  font-size: 1.125rem;
  color: #0284c7;
  flex-shrink: 0;
}

.pricing-card.highlighted .price-feature .material-symbols-outlined {
  color: #67e8f9;
}

/* ---- DEPLOYMENT STEPS ---- */
.step-number {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(2, 132, 199, 0.15);
  letter-spacing: -0.05em;
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* ---- FINANCE FORM ---- */
.finance-form input,
.finance-form select {
  width: 100%;
  padding: 0.875rem 1rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-top: none;
  border-left: none;
  border-right: none;
  border-bottom: 2px solid #e2e8f0;
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  color: #1e293b;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
}

.finance-form input:focus,
.finance-form select:focus {
  border-bottom-color: #0284c7;
  background: white;
}

.finance-form label {
  display: block;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: 0.375rem;
}

/* ---- OVERLAY ---- */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
  display: none;
}

.mobile-menu.open ~ .mobile-overlay,
.mobile-overlay.active {
  display: block;
}

/* ---- RESPONSIVE UTILITIES ---- */
@media (max-width: 768px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}