/* ============================================
   TAKE THE STAIRS — corporate.css
   B2B landing page + pitch deck
   ============================================ */

/* === UTILITY: narrow container (form) === */
.container--narrow {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 20px;
}

/* === UTILITY: ghost button (secondary CTA) === */
.btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--border-mid);
  transition: border-color 0.15s, background 0.15s;
}

.btn--ghost:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.03);
  text-decoration: none;
}

/* === NAV PRICE LINK === */
.nav__price--link {
  color: var(--blue);
  text-decoration: none;
  transition: color 0.15s;
}

.nav__price--link:hover { color: var(--white); }

/* === HERO === */
.corp-hero {
  background: var(--black);
  padding: 80px 0 72px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.corp-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(0,123,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.corp-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 24px;
  padding: 6px 14px;
  border: 1px solid rgba(0,123,255,0.4);
}

.corp-hero h1 {
  margin-bottom: 24px;
  line-height: 0.95;
}

.corp-hero__lead {
  max-width: 560px;
  margin: 0 auto 36px;
  font-size: 17px;
  line-height: 1.5;
  color: var(--lgray);
}

.corp-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  align-items: center;
}

.corp-cta-primary,
.corp-cta-secondary {
  min-height: 56px;
}

/* === 30% LONGEVITY HOOK === */
.corp-hook {
  background: var(--near-black);
  padding: 64px 0;
  border-bottom: 1px solid var(--border);
}

.corp-hook__card {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: 40px 24px;
  border: 1px solid var(--blue);
  background: rgba(0,123,255,0.04);
  box-shadow: 0 0 48px rgba(0,123,255,0.12);
}

.corp-hook__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gray);
  margin: 0 0 16px;
}

.corp-hook__stat {
  font-family: var(--font-display);
  font-size: clamp(96px, 22vw, 180px);
  line-height: 0.9;
  color: var(--blue);
  text-shadow: 0 0 48px rgba(0,123,255,0.5);
  margin: 0 0 8px;
  letter-spacing: -2px;
}

.corp-hook__label {
  font-family: var(--font-display);
  font-size: clamp(20px, 4vw, 28px);
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--white);
  margin: 0 0 24px;
}

.corp-hook__body {
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--lgray);
  max-width: 540px;
  margin: 0 auto;
}

.corp-hook__body strong { color: var(--white); }

/* === STATS BAR === */
.corp-stats-wrap {
  background: var(--black);
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
}

.corp-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  text-align: center;
}

@media (min-width: 720px) {
  .corp-stats { grid-template-columns: repeat(3, 1fr); }
}

.corp-stat__num {
  font-family: var(--font-display);
  font-size: clamp(48px, 9vw, 72px);
  line-height: 1;
  color: var(--white);
  margin: 0 0 8px;
  letter-spacing: 1px;
}

.corp-stat__unit {
  font-size: 0.55em;
  color: var(--gray);
  letter-spacing: 0;
  margin-left: 4px;
}

.corp-stat__label {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  line-height: 1.5;
  color: var(--gray);
  margin: 0 auto;
  max-width: 240px;
}

/* === FEATURES === */
.corp-features {
  background: var(--black);
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

.corp-features h2 {
  margin-bottom: 48px;
  line-height: 0.95;
}

.corp-features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 720px) {
  .corp-features__grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}

.corp-feature {
  padding: 32px 24px;
  background: var(--surface);
  border: 1px solid var(--border-mid);
  transition: border-color 0.15s;
}

.corp-feature:hover { border-color: rgba(255,255,255,0.30); }

.corp-feature__num {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--blue);
  margin: 0 0 12px;
}

.corp-feature__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 5vw, 32px);
  letter-spacing: 2px;
  color: var(--white);
  margin: 0 0 12px;
  line-height: 1.1;
}

.corp-feature__body {
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--lgray);
  margin: 0;
}

/* === PRICING === */
.corp-pricing-section {
  background: var(--near-black);
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

.corp-pricing-section h2 {
  margin-bottom: 12px;
  text-align: center;
}

.corp-pricing__sub {
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  letter-spacing: 1px;
  color: var(--gray);
  margin: 0 0 48px;
}

.corp-pricing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 1080px;
  margin: 0 auto;
}

@media (min-width: 720px) {
  .corp-pricing { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}

.corp-tier {
  position: relative;
  padding: 36px 24px 32px;
  background: var(--surface);
  border: 1px solid var(--border-mid);
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s;
}

.corp-tier:hover { border-color: rgba(255,255,255,0.30); }

.corp-tier--featured {
  border: 1px solid var(--blue);
  box-shadow: 0 0 32px rgba(0,123,255,0.18);
}

.corp-tier--enterprise { background: var(--near-black); }

.corp-tier__badge {
  position: absolute;
  top: -10px;
  left: 24px;
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  background: var(--blue);
  color: #000;
  padding: 5px 12px;
  line-height: 1;
}

.corp-tier__name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 4px;
  color: var(--gray);
  margin: 0 0 8px;
}

.corp-tier__price {
  font-family: var(--font-display);
  font-size: clamp(44px, 9vw, 56px);
  line-height: 1;
  color: var(--white);
  margin: 0 0 4px;
}

.corp-tier__price-period {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  color: var(--gray);
  letter-spacing: 0;
  margin-left: 4px;
}

.corp-tier__seats {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  letter-spacing: 1px;
  color: var(--gray);
  margin: 0 0 24px;
  text-transform: uppercase;
}

.corp-tier__features {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.corp-tier__features li {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  line-height: 1.5;
  color: var(--lgray);
  padding-left: 16px;
  position: relative;
}

.corp-tier__features li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-size: var(--fs-body);
  font-weight: 700;
  line-height: 1.1;
}

.corp-tier__features em {
  font-style: normal;
  color: var(--gray);
  font-size: var(--fs-body);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.corp-tier__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 56px;
  padding: 0 16px;
  font-family: var(--font-display);
  font-size: var(--fs-body);
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  background: var(--white);
  color: var(--black);
  border: none;
  transition: opacity 0.15s;
}

.corp-tier--featured .corp-tier__cta {
  background: var(--blue);
  color: #000;
}

.corp-tier__cta:hover { opacity: 0.88; text-decoration: none; }

/* === FORM === */
.corp-form-section {
  background: var(--black);
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

.corp-form-section h2 {
  text-align: center;
  margin-bottom: 12px;
}

.corp-form__sub {
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  letter-spacing: 1px;
  color: var(--gray);
  margin: 0 0 40px;
}

.corp-form { margin: 0 auto; }

.form__select {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--gray) 50%),
                    linear-gradient(135deg, var(--gray) 50%, transparent 50%);
  background-position: calc(100% - 20px) center, calc(100% - 14px) center;
  background-size: 6px 6px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

.corp-form__fallback {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  color: var(--gray);
  text-align: center;
  margin-top: 24px;
  letter-spacing: 0.5px;
}

.corp-form__fallback a { color: var(--blue); }

/* === FOOTER === */
.corp-footer {
  background: var(--black);
  padding: 32px 0 40px;
  text-align: center;
}

.corp-footer p {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  color: var(--gray);
  margin: 0 0 16px;
  letter-spacing: 1px;
}

.corp-footer__links {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.corp-footer__links a {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gray);
  transition: color 0.15s;
}

.corp-footer__links a:hover {
  color: var(--white);
  text-decoration: none;
}

/* ===========================================
   PITCH DECK
   =========================================== */

.deck-body {
  background: var(--black);
  overflow: hidden;
}

.deck {
  position: relative;
  width: 100vw;
  height: 100vh;
}

.deck-slide {
  position: absolute;
  inset: 0;
  padding: 40px 32px 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.deck-slide--active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.deck-slide__inner {
  max-width: 820px;
  width: 100%;
}

.deck-slide__inner--center { text-align: center; }

.deck-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 24px;
}

.deck-headline {
  font-family: var(--font-display);
  font-size: clamp(44px, 10vw, 88px);
  line-height: 0.95;
  color: var(--white);
  margin: 0 0 28px;
  letter-spacing: 1px;
}

.deck-headline--stat { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.deck-slide__inner--center .deck-headline--stat { align-items: center; }

.deck-big-stat {
  font-size: clamp(96px, 22vw, 200px);
  color: var(--blue);
  text-shadow: 0 0 48px rgba(0,123,255,0.5);
  line-height: 0.9;
  letter-spacing: -3px;
}

.deck-lead {
  font-size: clamp(15px, 2.2vw, 20px);
  line-height: 1.55;
  color: var(--lgray);
  margin: 0 0 24px;
  max-width: 640px;
}

.deck-slide__inner--center .deck-lead { margin-left: auto; margin-right: auto; }

.deck-lead strong { color: var(--white); }

.deck-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.deck-bullets li {
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.6vw, 15px);
  line-height: 1.55;
  color: var(--lgray);
  padding-left: 20px;
  position: relative;
}

.deck-bullets li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-size: var(--fs-body);
  font-weight: 700;
  line-height: 1;
}

.deck-bullets strong {
  color: var(--white);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 0.92em;
}

.deck-citation {
  margin-top: 32px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: var(--fs-label);
  color: var(--text-muted);
  opacity: 0.7;
  font-style: italic;
}

/* === PRICING TABLE === */
.deck-pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 28px;
}

.deck-pricing-table th,
.deck-pricing-table td {
  padding: 16px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.6vw, 14px);
}

.deck-pricing-table thead th {
  color: var(--gray);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: var(--fs-body);
}

.deck-pricing-table tbody th {
  color: var(--white);
  font-family: var(--font-display);
  font-size: clamp(16px, 2.4vw, 22px);
  letter-spacing: 3px;
}

.deck-pricing-table tbody td {
  color: var(--lgray);
}

.deck-pricing-table__featured th,
.deck-pricing-table__featured td {
  color: var(--blue) !important;
  background: rgba(0,123,255,0.05);
}

/* === CONTACT BLOCK === */
.deck-contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
}

.deck-contact__secondary {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gray);
}

.deck-contact__secondary:hover { color: var(--white); text-decoration: none; }

/* === DECK NAV === */
.deck-nav {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-mid);
  padding: 10px 14px;
  z-index: 100;
}

.deck-nav__btn {
  width: 44px;
  height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.deck-nav__btn:hover:not(:disabled) {
  border-color: var(--blue);
  background: rgba(0,123,255,0.1);
}

.deck-nav__btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.deck-nav__indicator {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  letter-spacing: 2px;
  color: var(--white);
  min-width: 48px;
  text-align: center;
}

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
  .deck-slide { transition: none; transform: none; }
  .corp-feature, .corp-tier, .affiliate-card { transition: none; }
}