/* ============================
   LANDING PAGES — Shared Styles
   (offer.html + corporate.html)
   ============================ */

/* Header */
.landing-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
}

.landing-header .nav__logo-mark {
  height: 36px;
  filter: invert(1);
}

/* Hero */
.landing-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.landing-hero--shorter {
  min-height: 80vh;
}

.landing-hero__bg {
  position: absolute;
  inset: 0;
}

.landing-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.landing-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.7) 0%,
    rgba(10, 10, 10, 0.85) 60%,
    rgba(10, 10, 10, 1) 100%
  );
}

.landing-hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  padding: var(--space-20) var(--space-6) var(--space-12);
}

.landing-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.landing-hero__title em {
  font-style: normal;
  color: var(--color-primary);
}

.landing-hero__sub {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-8);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.landing-hero__trust {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  letter-spacing: 0.04em;
}

/* Sections */
.landing-section {
  padding: clamp(var(--space-16), 10vw, var(--space-32)) 0;
}

.landing-section--surface {
  background: var(--color-surface);
}

/* Feature Grid */
.landing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.landing-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color var(--transition-interactive), transform var(--transition-interactive);
}

.landing-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.landing-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-glow);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}

.landing-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.landing-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Social Proof Bar */
.landing-proof {
  padding: var(--space-12) 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

.landing-proof__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.landing-proof__number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.landing-proof__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Founder Section */
.landing-founder {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.landing-founder__role {
  font-size: var(--text-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  letter-spacing: 0.04em;
}

.landing-founder__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.landing-founder__image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

/* Gallery Strip */
.landing-gallery {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2px;
}

.landing-gallery img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  filter: brightness(0.8);
  transition: filter var(--transition-interactive);
}

.landing-gallery img:hover {
  filter: brightness(1);
}

/* Final CTA */
.landing-final {
  padding: var(--space-32) 0;
  background: linear-gradient(to bottom, var(--color-bg), var(--color-surface));
}

/* ============================
   CORPORATE-SPECIFIC
   ============================ */

/* Stats */
.corp-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.corp-stat__number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.corp-stat__label {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-top: var(--space-2);
}

/* Tiers */
.corp-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  align-items: start;
}

.corp-tier {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
}

.corp-tier--featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 40px var(--color-primary-glow);
}

.corp-tier__badge {
  position: absolute;
  top: calc(var(--space-4) * -1);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.corp-tier__header {
  margin-bottom: var(--space-4);
}

.corp-tier__name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.corp-tier__size {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.corp-tier__discount {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.corp-tier__rate {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.corp-tier__features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-8) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.corp-tier__features li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-6);
  position: relative;
  line-height: 1.5;
}

.corp-tier__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23c9a04a' stroke-width='2'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") no-repeat center;
  background-size: contain;
}

/* Trial CTA */
.corp-trial {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-12);
}

.corp-trial__content {
  flex: 1;
}

.corp-trial__content .heading-lg {
  margin-bottom: var(--space-3);
}

.corp-trial__cta {
  flex-shrink: 0;
}

/* Form */
.corp-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.corp-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.corp-form__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.corp-form__field label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}

.corp-form__field input,
.corp-form__field select,
.corp-form__field textarea {
  font-family: var(--font-body);
  font-size: var(--text-base);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: border-color var(--transition-interactive);
  -webkit-appearance: none;
}

.corp-form__field input::placeholder,
.corp-form__field textarea::placeholder {
  color: var(--color-text-faint);
}

.corp-form__field input:focus,
.corp-form__field select:focus,
.corp-form__field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.corp-form__field select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23908a7e' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: var(--space-10);
}

.corp-form__field select option {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.corp-form__field textarea {
  resize: vertical;
  min-height: 100px;
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 768px) {
  .landing-hero__title {
    font-size: var(--text-3xl);
  }

  .landing-hero__content {
    padding: var(--space-16) var(--space-4) var(--space-8);
  }

  .landing-grid {
    grid-template-columns: 1fr;
  }

  .landing-proof__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .landing-founder {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .landing-founder__image img {
    height: 280px;
  }

  .landing-gallery {
    grid-template-columns: repeat(3, 1fr);
  }

  .landing-gallery img {
    height: 140px;
  }

  .corp-stats {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .corp-tiers {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .corp-trial {
    flex-direction: column;
    text-align: center;
  }

  .corp-form__row {
    grid-template-columns: 1fr;
  }

  .landing-header {
    padding: var(--space-3) var(--space-4);
  }
}

@media (max-width: 480px) {
  .landing-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .landing-gallery img {
    height: 120px;
  }

  .landing-proof__grid {
    grid-template-columns: 1fr 1fr;
  }
}