/* ============================================
   Nuvexo — Base styles
   ============================================ */

:root {
  --navy: #101d32;
  --navy-2: #16273f;
  --navy-3: #1c3050;
  --teal: #01b6cb;
  --teal-light: #4fd8e8;
  --teal-text: #017f8e;
  --white: #ffffff;
  --grey-light: #f4f6f9;
  --grey-mid: #6b7688;
  --grey-border: #e3e7ee;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --container-width: 1160px;
  --radius: 14px;
  --shadow-soft: 0 12px 32px rgba(16, 29, 50, 0.08);
  --shadow-card: 0 1px 2px rgba(16, 29, 50, 0.04), 0 8px 24px rgba(16, 29, 50, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--navy);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3 {
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 1em;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--teal);
  color: var(--navy);
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  font-weight: 600;
  z-index: 1000;
}

.skip-link:focus {
  left: 0;
}

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  border: 1.5px solid transparent;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--teal);
  color: var(--navy);
  box-shadow: 0 6px 18px rgba(1, 182, 203, 0.28);
}

.btn-primary:hover {
  background: var(--teal-light);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.btn-small {
  padding: 10px 18px;
  font-size: 0.9rem;
}

.btn-large {
  padding: 17px 34px;
  font-size: 1.05rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
}

@media (max-width: 480px) {
  .btn-row {
    flex-direction: column;
  }

  .btn-row .btn {
    width: 100%;
  }

  .btn {
    white-space: normal;
    text-align: center;
  }
}

/* ============================================
   Header
   ============================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--grey-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand-logo {
  height: 36px;
  width: auto;
}

@media (min-width: 900px) {
  .brand-logo {
    height: 40px;
  }
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: transparent;
  border: 1.5px solid var(--grey-border);
  border-radius: 8px;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.primary-nav {
  position: fixed;
  top: 62px;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--grey-border);
  box-shadow: var(--shadow-soft);
  padding: 16px 20px 24px;
  display: none;
  flex-direction: column;
  gap: 18px;
}

.primary-nav.is-open {
  display: flex;
}

.primary-nav ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.primary-nav a:not(.btn) {
  display: block;
  padding: 10px 4px;
  font-weight: 500;
  color: var(--navy);
  border-bottom: 1px solid var(--grey-border);
}

.primary-nav li:last-child a:not(.btn) {
  border-bottom: none;
}

.nav-cta {
  width: 100%;
}

@media (min-width: 900px) {
  .nav-toggle {
    display: none;
  }

  .primary-nav {
    position: static;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 32px;
    padding: 0;
    border: none;
    box-shadow: none;
    background: transparent;
  }

  .primary-nav ul {
    flex-direction: row;
    gap: 28px;
  }

  .primary-nav a:not(.btn) {
    padding: 4px 0;
    border-bottom: none;
    font-size: 0.95rem;
    position: relative;
  }

  .primary-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -4px;
    height: 2px;
    background: var(--teal);
    transform: scaleX(0);
    transition: transform 0.15s ease;
  }

  .primary-nav a:not(.btn):hover::after {
    transform: scaleX(1);
  }

  .nav-cta {
    width: auto;
  }
}

/* ============================================
   Section base
   ============================================ */

.section {
  padding: 56px 0;
}

.section-dark {
  background: var(--navy);
  color: var(--white);
}

section[id] {
  scroll-margin-top: 88px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 36px;
  text-align: center;
}

.section-lead {
  color: var(--grey-mid);
  font-size: 1.05rem;
}

.section-lead-light {
  color: rgba(255, 255, 255, 0.72);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.eyebrow-dark {
  color: var(--teal-text);
}

.eyebrow-light {
  color: var(--teal-light);
}

h2 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
}

@media (min-width: 900px) {
  .section {
    padding: 84px 0;
  }
}

/* ============================================
   Hero
   ============================================ */

.hero {
  background: radial-gradient(120% 140% at 15% 0%, var(--navy-3) 0%, var(--navy) 55%, #0c1728 100%);
  color: var(--white);
  padding: 64px 0 52px;
  text-align: left;
}

.hero-grid {
  display: block;
}

.hero-inner {
  max-width: 700px;
}

.hero-visual {
  display: none;
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.25rem);
  margin-bottom: 0.45em;
}

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 540px;
}

.trust-line {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
}

@media (min-width: 900px) {
  .hero {
    padding: 92px 0 76px;
  }
}

@media (min-width: 1024px) {
  .hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 32px;
  }

  .hero-visual {
    display: flex;
    justify-content: center;
  }
}

/* ============================================
   Hero visual panel (decorative, desktop only)
   ============================================ */

.hero-panel {
  width: 100%;
  max-width: 330px;
  background: linear-gradient(180deg, var(--navy-2) 0%, var(--navy-3) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
}

.hero-panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-panel-dots {
  display: flex;
  gap: 5px;
}

.hero-panel-dots i {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  font-style: normal;
}

.hero-panel-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.02em;
}

.hero-panel-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-panel-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 10px 12px;
}

.hero-row-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: rgba(1, 182, 203, 0.14);
  color: var(--teal-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-row-icon svg {
  width: 16px;
  height: 16px;
}

.hero-row-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.hero-row-title {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--white);
}

.hero-row-sub {
  font-size: 0.76rem;
  color: rgba(255, 255, 255, 0.5);
}

.hero-panel-foot {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
}

.hero-panel-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(1, 182, 203, 0.16);
  color: var(--teal-light);
  font-weight: 700;
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 20px;
}

.hero-panel-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-light);
  animation: hero-pulse 2.2s ease-in-out infinite;
}

@keyframes hero-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ============================================
   Cards — What We Do
   ============================================ */

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: var(--grey-light);
  border: 1px solid var(--grey-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(1, 182, 203, 0.1);
  color: var(--teal-text);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--grey-mid);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ============================================
   Showroom Engine
   ============================================ */

.showroom-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.showroom-content h2 {
  margin-bottom: 0.4em;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 28px 0 32px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
}

.check-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(1, 182, 203, 0.16);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.check-icon svg {
  width: 13px;
  height: 13px;
}

.showroom-visual {
  display: flex;
  justify-content: center;
  padding: 8px 0;
}

.showroom-icon {
  width: 140px;
  height: 140px;
  border-radius: 28px;
  opacity: 0.9;
}

@media (min-width: 900px) {
  .showroom-inner {
    grid-template-columns: 1.4fr 1fr;
    gap: 60px;
  }

  .showroom-icon {
    width: 220px;
    height: 220px;
  }
}

/* ============================================
   Founding Offer
   ============================================ */

#founding-offer {
  background: var(--grey-light);
}

.offer-card {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  background: var(--white);
  border: 1px solid var(--grey-border);
  border-top: 4px solid var(--teal);
  border-radius: var(--radius);
  padding: 44px 32px;
  box-shadow: var(--shadow-soft);
}

.offer-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  text-align: left;
  max-width: 420px;
  margin: 28px auto 34px;
}

.offer-list li {
  position: relative;
  padding-left: 26px;
  color: var(--navy);
  font-weight: 500;
  font-size: 0.98rem;
}

.offer-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
}

@media (min-width: 560px) {
  .offer-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   Why Nuvexo
   ============================================ */

.reasons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.reason {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--grey-border);
}

.reason:last-child {
  border-bottom: none;
}

.reason-index {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--teal-text);
  min-width: 32px;
}

.reason p {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--navy);
}

@media (min-width: 700px) {
  .reasons-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   Contact
   ============================================ */

#contact {
  padding-bottom: 48px;
}

.contact-inner {
  text-align: center;
  max-width: 620px;
}

.contact-email {
  margin-top: 20px;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.65);
}

.contact-email a {
  color: var(--teal-light);
  font-weight: 600;
  border-bottom: 1px solid rgba(79, 216, 232, 0.4);
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
  background: var(--navy);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
  padding: 36px 0 28px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 28px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.footer-icon {
  height: 30px;
  width: auto;
}

.footer-wordmark {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.01em;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  font-size: 0.9rem;
}

.footer-nav a:hover {
  color: var(--teal-light);
}

.footer-tagline {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

.footer-legal {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
  max-width: 320px;
  margin: 0;
}

.footer-copyright {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
  margin: 0;
}

@media (min-width: 800px) {
  .footer-inner {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    text-align: left;
  }

  .footer-col {
    align-items: flex-start;
  }

  .footer-legal-col {
    align-items: flex-end;
    text-align: right;
  }

  .footer-nav {
    padding-top: 6px;
  }
}