/* ============================================================
   TenantIQ — Marketing Site Styles
   ============================================================ */

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

:root {
  --blue:       #0369a1;
  --blue-dark:  #075985;
  --blue-light: #e0f2fe;
  --slate:      #0f172a;
  --slate-mid:  #334155;
  --slate-muted:#64748b;
  --gray-bg:    #f8fafc;
  --white:      #ffffff;
  --radius:     8px;
  --radius-lg:  14px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:  0 12px 32px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);
  --transition: 180ms ease;
  --font:       system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html {
  scroll-behavior: smooth;
}

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

/* ---------- Utilities ---------- */
.container {
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: 5rem;
}

.section--gray {
  background: var(--gray-bg);
}

.section__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--slate);
  text-align: center;
  letter-spacing: -.02em;
  margin-bottom: .625rem;
}

.section__sub {
  font-size: 1.0625rem;
  color: var(--slate-muted);
  text-align: center;
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 3rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--blue);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--blue-dark);
  box-shadow: 0 4px 14px rgba(3,105,161,.35);
  transform: translateY(-1px);
}
.btn--primary:active {
  transform: translateY(0);
}

.btn--white {
  background: var(--white);
  color: var(--blue-dark);
  border-color: rgba(255,255,255,.3);
}
.btn--white:hover {
  background: var(--blue-light);
  border-color: var(--blue-light);
  transform: translateY(-1px);
}

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

.btn:disabled {
  opacity: .6;
  cursor: not-allowed;
  transform: none !important;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #e2e8f0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav__logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--blue);
  text-decoration: none;
  letter-spacing: -.03em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  color: var(--slate-mid);
  text-decoration: none;
  font-size: .9375rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav__links a:hover {
  color: var(--blue);
}

.nav__cta-link {
  color: var(--blue) !important;
  font-weight: 600 !important;
  border: 1.5px solid var(--blue);
  padding: .35rem .9rem;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition) !important;
}

.nav__cta-link:hover {
  background: var(--blue) !important;
  color: var(--white) !important;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .25rem;
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--slate);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  padding-block: 4.5rem 5rem;
  background: linear-gradient(160deg, #f0f9ff 0%, #ffffff 55%);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1rem;
}

.hero__headline {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.03em;
  color: var(--slate);
  margin-bottom: 1.25rem;
}

.hero__sub {
  font-size: 1.0625rem;
  color: var(--slate-muted);
  max-width: 480px;
  line-height: 1.7;
}

/* Form card */
.hero__form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem 2rem 1.75rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid #e2e8f0;
}

.form-card__label {
  font-size: .875rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: .375rem;
  display: block;
}

.form-card__hint {
  font-size: .8125rem;
  color: var(--slate-muted);
  margin-bottom: 1.25rem;
}

.hero__form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: .375rem;
}

.form-group label {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--slate-mid);
}

.form-group input {
  padding: .625rem .875rem;
  border: 1.5px solid #cbd5e1;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .9375rem;
  color: var(--slate);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input::placeholder {
  color: #94a3b8;
}

.form-group input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(3,105,161,.15);
}

.form-group input.input--error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239,68,68,.12);
}

/* Form message */
.form-message {
  font-size: .875rem;
  font-weight: 500;
  border-radius: var(--radius);
  padding: 0;
  min-height: 0;
  transition: all var(--transition);
}

.form-message--success {
  padding: .75rem 1rem;
  background: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.form-message--error {
  padding: .75rem 1rem;
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* ---------- Stats Bar ---------- */
.stats-bar {
  background: var(--blue);
  padding-block: 2.25rem;
}

.stats-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-inline: 3rem;
  gap: .25rem;
}

.stat__number {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.03em;
  line-height: 1;
}

.stat__label {
  font-size: .875rem;
  color: rgba(255,255,255,.75);
  font-weight: 500;
  max-width: 160px;
  line-height: 1.4;
}

.stat__divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,.2);
  flex-shrink: 0;
}

/* ---------- Steps ---------- */
.steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 680px;
  margin-inline: auto;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  left: 26px;
  top: 52px;
  bottom: 52px;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue-light), var(--blue-light));
}

.step {
  display: flex;
  gap: 1.75rem;
  padding-block: 1.75rem;
  align-items: flex-start;
  position: relative;
}

.step__number {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  font-size: 1.125rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 6px var(--blue-light);
  position: relative;
  z-index: 1;
}

.step__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--slate);
  margin-bottom: .5rem;
  padding-top: .75rem;
}

.step__desc {
  font-size: .9375rem;
  color: var(--slate-muted);
  line-height: 1.7;
}

/* ---------- Feature Chips ---------- */
.chips {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.chip {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.25rem 1.25rem 1rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.chip:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.chip__icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: .125rem;
}

.chip strong {
  display: block;
  font-size: .9375rem;
  color: var(--slate);
  margin-bottom: .25rem;
}

.chip p {
  font-size: .875rem;
  color: var(--slate-muted);
  line-height: 1.5;
}

/* ---------- Social Proof ---------- */
.social-proof {
  padding-block: 4rem;
}

.testimonial {
  max-width: 640px;
  margin-inline: auto;
  background: var(--gray-bg);
  border-left: 4px solid var(--blue);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 2rem 2.5rem;
  margin-top: 2rem;
}

.testimonial__text {
  font-size: 1.0625rem;
  color: var(--slate);
  line-height: 1.7;
  font-style: italic;
}

.testimonial__cite {
  display: block;
  font-size: .875rem;
  color: var(--slate-muted);
  font-style: normal;
  margin-top: 1rem;
}

/* ---------- Footer CTA ---------- */
.footer-cta {
  background: var(--slate);
  padding-block: 5rem;
}

.footer-cta__inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.footer-cta__headline {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.025em;
}

.footer-cta__sub {
  font-size: 1rem;
  color: rgba(255,255,255,.65);
  max-width: 400px;
  margin-bottom: .5rem;
}

/* ---------- Footer ---------- */
.footer {
  background: #0a0f1a;
  padding-block: 1.5rem;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__logo {
  font-size: 1rem;
  font-weight: 800;
  color: rgba(255,255,255,.5);
  letter-spacing: -.02em;
}

.footer__copy {
  font-size: .8125rem;
  color: rgba(255,255,255,.35);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .chips {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__sub {
    max-width: 100%;
  }

  .hero__form-card {
    padding: 1.5rem;
  }

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

  .stats-bar__inner {
    gap: 1rem;
  }

  .stat {
    padding-inline: 1.5rem;
  }

  .stat__divider {
    display: none;
  }

  .stats-bar__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  /* hide dividers in grid layout */
  .stat__divider {
    display: none;
  }

  .testimonial {
    padding: 1.5rem;
  }

  .steps::before {
    display: none;
  }

  .nav__links {
    display: none;
    position: fixed;
    inset: 60px 0 0 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 1rem 0;
    border-top: 1px solid #e2e8f0;
    box-shadow: 0 8px 24px rgba(0,0,0,.08);
  }

  .nav__links.is-open {
    display: flex;
  }

  .nav__links li {
    width: 100%;
  }

  .nav__links a {
    display: block;
    padding: .875rem 1.5rem;
    font-size: 1rem;
    border-bottom: 1px solid #f1f5f9;
  }

  .nav__cta-link {
    border: none !important;
    border-radius: 0 !important;
    padding: .875rem 1.5rem !important;
  }

  .nav__hamburger {
    display: flex;
  }

  .footer__inner {
    flex-direction: column;
    gap: .5rem;
    text-align: center;
  }
}

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

  .section {
    padding-block: 3.5rem;
  }
}