/*
Theme Name: Hangar 10
Theme URI: 
Author: Hangar 10
Author URI: 
Description: Landing page do curso de preparação IFR (voo por instrumentos) da Hangar 10 — aulas em grupo, material de estudo e comunidade fechada no WhatsApp.
Version: 1.0
License: Uso proprietário
Text Domain: hangar10
*/

/* Hangar 10 — Design tokens per DESIGN.md */
:root {
  --amber-bright: #F5A623;
  --amber-deep: #D97706;
  --void: #0A0A0B;
  --panel: #151518;
  --panel-line: rgba(228, 228, 231, 0.08);
  --silver: #E4E4E7;
  --silver-dim: #9A9AA2;
  --text-primary: #F5F5F4;
  --text-secondary: #A1A1AA;

  --font-display: 'Syne', 'Segoe UI', sans-serif;
  --font-body: 'DM Sans', 'Segoe UI', sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  --unit: 8px;
  --bezel: 6px;
  --pill: 999px;
  --max-w: 1180px;

  --cta-glow: 0 0 32px rgba(245, 166, 35, 0.35);
  --ease-out-exp: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; animation-delay: 0s !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--void);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 calc(var(--unit) * 3);
}

a { color: inherit; }

/* ---------- Type ---------- */

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.75rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); font-weight: 600; }

p { margin: 0; color: var(--text-secondary); max-width: 62ch; }

.label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-bright);
}

.mono-figure {
  font-family: var(--font-mono);
}


/* ---------- Nav ---------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  padding: calc(var(--unit) * 2.5) 0;
  transition: background 0.3s var(--ease-out-exp), border-color 0.3s var(--ease-out-exp);
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--panel-line);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: calc(var(--unit) * 2);
  max-width: none;
  margin: 0;
  padding-left: calc(var(--unit) * 5);
  padding-right: calc(var(--unit) * 4);
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--text-primary);
}

.wordmark .ring-mini { width: 26px; height: 26px; flex-shrink: 0; }

.ring-mini {
  animation: spin-slow 240s linear infinite;
}

.nav-links {
  display: flex;
  gap: calc(var(--unit) * 3.5);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.nav-links a {
  text-decoration: none;
  color: var(--silver-dim);
  transition: color 0.2s var(--ease-out-exp);
}

.nav-links a:hover { color: var(--amber-bright); }

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.nav-cta .short { display: none; }

.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;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border: 1px solid var(--panel-line);
  border-radius: var(--bezel);
  background: transparent;
  padding: 0;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle-bar {
  width: 18px;
  height: 1.5px;
  background: var(--silver);
  transition: transform 0.2s var(--ease-out-exp), opacity 0.2s var(--ease-out-exp);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.nav-toggle:focus-visible {
  outline: 2px solid var(--amber-bright);
  outline-offset: 3px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border-radius: var(--pill);
  padding: 18px 40px;
  border: none;
  cursor: pointer;
  transition: background 0.2s var(--ease-out-exp), box-shadow 0.2s var(--ease-out-exp), transform 0.2s var(--ease-out-exp);
}

.btn-primary {
  background: var(--amber-bright);
  color: var(--void);
  box-shadow: var(--cta-glow);
}

.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--amber-deep);
  box-shadow: 0 0 44px rgba(245, 166, 35, 0.5);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 12px 26px;
  font-size: 0.85rem;
}

.btn-ghost {
  background: transparent;
  color: var(--silver);
  border: 1px solid var(--silver-dim);
}

.btn-ghost:hover, .btn-ghost:focus-visible {
  border-color: var(--amber-bright);
  color: var(--amber-bright);
}

.btn:focus-visible {
  outline: 2px solid var(--amber-bright);
  outline-offset: 3px;
}

.btn[aria-disabled="true"] {
  cursor: not-allowed;
}

.btn[aria-disabled="true"]:hover,
.btn[aria-disabled="true"]:focus-visible {
  transform: none;
  background: var(--amber-bright);
  box-shadow: var(--cta-glow);
}

.btn-ghost[aria-disabled="true"]:hover,
.btn-ghost[aria-disabled="true"]:focus-visible {
  background: transparent;
  border-color: var(--silver-dim);
  color: var(--silver);
}

.cta-note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--silver-dim);
  margin-top: 14px;
  letter-spacing: 0.02em;
}

/* ---------- Compass ring ornament ---------- */

.ring-ornament {
  position: absolute;
  pointer-events: none;
  opacity: 0.3;
}

.ring-ornament .ring-rotate {
  transform-origin: center;
  animation: spin-slow 120s linear infinite;
}

@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

/* ---------- Hero ---------- */

.hero-photo {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--unit) * 16) 0 calc(var(--unit) * 10);
  overflow: hidden;
}

.hero-photo-bg {
  position: absolute;
  inset: 0;
  background-image: url("assets/hero-cockpit.jpg");
  background-size: cover;
  background-position: center 42%;
  filter: contrast(1.08) saturate(1.1);
  z-index: 0;
}

.hero-photo-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, var(--void) 0%, rgba(10, 10, 11, 0.92) 34%, rgba(10, 10, 11, 0.6) 60%, rgba(10, 10, 11, 0.1) 82%),
    linear-gradient(180deg, rgba(10, 10, 11, 0.7) 0%, rgba(10, 10, 11, 0) 24%, rgba(10, 10, 11, 0) 68%, rgba(10, 10, 11, 0.6) 100%),
    radial-gradient(ellipse at center, transparent 55%, rgba(10, 10, 11, 0.35) 100%);
  z-index: 1;
}

.hero-photo-grid {
  position: relative;
  z-index: 2;
  padding-left: calc(var(--unit) * 5);
  padding-right: calc(var(--unit) * 4);
}

@keyframes hero-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-copy { max-width: 620px; }

.hero-copy .label { margin-bottom: calc(var(--unit) * 2); display: inline-block; animation: hero-in 0.6s var(--ease-out-exp) both; }

.hero-copy h1 { margin-bottom: calc(var(--unit) * 3); animation: hero-in 0.6s var(--ease-out-exp) 0.08s both; }

.hero-highlight { color: var(--amber-bright); }

.hero-copy p.lede {
  font-size: 1.15rem;
  color: var(--silver);
  margin-bottom: calc(var(--unit) * 4);
  animation: hero-in 0.6s var(--ease-out-exp) 0.16s both;
}

.trust-line {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--silver);
  margin-bottom: calc(var(--unit) * 3);
  animation: hero-in 0.6s var(--ease-out-exp) 0.24s both;
}

.trust-line strong { color: var(--amber-bright); font-weight: 700; }

.hero-icon {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
  color: var(--amber-bright);
}

.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 calc(var(--unit) * 4);
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1.5);
  animation: hero-in 0.6s var(--ease-out-exp) 0.32s both;
}

.hero-bullets li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--silver);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  animation: hero-in 0.6s var(--ease-out-exp) 0.4s both;
}

/* ---------- Sections ---------- */

section { position: relative; padding: calc(var(--unit) * 12) 0; }

.section-head { max-width: 640px; margin-bottom: calc(var(--unit) * 7); }
.section-head .label { display: block; margin-bottom: calc(var(--unit) * 2); }
.section-head p { margin-top: calc(var(--unit) * 2); font-size: 1.05rem; }

.divider {
  height: 1px;
  background: var(--panel-line);
  border: none;
  margin: 0;
}

/* ---------- Pain list ---------- */

.pain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.pain-list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: calc(var(--unit) * 3);
  align-items: start;
  padding: calc(var(--unit) * 3) 0;
  border-top: 1px solid var(--panel-line);
}

.pain-list li:last-child { border-bottom: 1px solid var(--panel-line); }

.pain-list li:nth-child(1) { transition-delay: 0ms; }
.pain-list li:nth-child(2) { transition-delay: 90ms; }
.pain-list li:nth-child(3) { transition-delay: 180ms; }
.pain-list li:nth-child(4) { transition-delay: 270ms; }

.pain-list .tic {
  font-family: var(--font-mono);
  color: var(--silver-dim);
  font-size: 0.85rem;
  padding-top: 4px;
}

.pain-list p { color: var(--text-primary); font-size: 1.05rem; max-width: 58ch; }

.placeholder-tag {
  display: inline-block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--amber-bright);
  border: 1px dashed rgba(245, 166, 35, 0.4);
  border-radius: 4px;
  padding: 4px 8px;
}

/* ---------- Course basics ---------- */

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--unit) * 5);
  margin-bottom: calc(var(--unit) * 6);
}

.info-col .label { display: block; margin-bottom: calc(var(--unit) * 1.5); }
.info-col p { font-size: 0.95rem; }

.info-cta { display: flex; justify-content: center; }

/* ---------- Manifest (what's included) ---------- */

.manifest {
  border: 1px solid var(--panel-line);
  border-radius: var(--bezel);
  background: var(--panel);
  overflow: hidden;
}

.manifest-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: calc(var(--unit) * 4);
  padding: calc(var(--unit) * 4) calc(var(--unit) * 4);
  align-items: start;
}

.manifest-row + .manifest-row { border-top: 1px solid var(--panel-line); }

.manifest-row:nth-child(1) { transition-delay: 0ms; }
.manifest-row:nth-child(2) { transition-delay: 110ms; }
.manifest-row:nth-child(3) { transition-delay: 220ms; }

.manifest-code {
  font-family: var(--font-mono);
  color: var(--amber-bright);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.manifest-row h3 { margin-bottom: calc(var(--unit) * 1); color: var(--text-primary); }
.manifest-row p { color: var(--text-secondary); }

/* ---------- Instructor ---------- */

.instructor {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: calc(var(--unit) * 7);
  align-items: center;
}

.logbook {
  border: 1px solid var(--panel-line);
  border-radius: var(--bezel);
  background: var(--panel);
  padding: calc(var(--unit) * 4);
}

.logbook-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--panel-line);
  padding-bottom: calc(var(--unit) * 2);
  margin-bottom: calc(var(--unit) * 2.5);
}

.logbook-header .label { margin: 0; }

.logbook-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--bezel);
  overflow: hidden;
  margin-bottom: calc(var(--unit) * 3);
}

.logbook-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 30%;
}

.logbook-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  margin-bottom: calc(var(--unit) * 2.5);
  color: var(--text-primary);
}

.logbook-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--unit) * 3);
}

.logbook-stat {
  border-top: 1px solid var(--panel-line);
  padding-top: calc(var(--unit) * 1.5);
}

.logbook-stat.full { grid-column: 1 / -1; }

.logbook-stat .value {
  font-size: 1.4rem;
  color: var(--amber-bright);
  display: block;
}

.logbook-stat .value.mono-figure { font-family: var(--font-mono); }
.logbook-stat .value.text-figure { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; }

.logbook-stat .unit {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--silver-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.instructor-copy h2 { margin-bottom: calc(var(--unit) * 2.5); }
.instructor-copy p { font-size: 1.05rem; }

/* ---------- Pricing ---------- */

.pricing-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: calc(var(--unit) * 4);
  align-items: stretch;
}

.price-panel {
  border-radius: var(--bezel);
  padding: calc(var(--unit) * 5);
  display: flex;
  flex-direction: column;
}

.price-panel.featured {
  background: var(--panel);
  border: 1px solid var(--amber-bright);
  box-shadow: 0 0 40px rgba(245, 166, 35, 0.1);
}

.price-panel.secondary {
  background: transparent;
  border: 1px solid var(--panel-line);
}

.price-panel .label { margin-bottom: calc(var(--unit) * 2); }

.price-figure {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  color: var(--text-primary);
  margin-bottom: calc(var(--unit) * 1);
  line-height: 1;
}

.price-figure .currency { font-size: 1.1rem; color: var(--silver-dim); vertical-align: super; margin-right: 4px; }

.price-panel .price-unit {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--silver-dim);
  margin-bottom: calc(var(--unit) * 3);
  display: block;
}

.price-includes {
  list-style: none;
  padding: 0;
  margin: 0 0 calc(var(--unit) * 4);
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 1.5);
}

.price-includes li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.price-includes li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber-bright);
  flex-shrink: 0;
  transform: translateY(-2px);
}

.price-panel .btn { margin-top: auto; align-self: flex-start; }

/* ---------- Testimonial ---------- */

.testimonial-list {
  display: flex;
  flex-direction: column;
  gap: calc(var(--unit) * 4);
}

.testimonial {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: calc(var(--unit) * 5);
  align-items: center;
  border: 1px solid var(--panel-line);
  border-radius: var(--bezel);
  background: var(--panel);
  padding: calc(var(--unit) * 5);
}

.testimonial-avatar {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--amber-bright);
  flex-shrink: 0;
}

.testimonial-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-quote {
  font-size: 1.1rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: calc(var(--unit) * 2.5);
  max-width: 62ch;
}

.testimonial-name {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-primary);
}

.testimonial-name-tag {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--silver-dim);
}

.testimonial-role {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--silver-dim);
  margin-top: calc(var(--unit) * 0.5);
}

.testimonial-instagram {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--amber-bright);
  text-decoration: none;
  margin-top: calc(var(--unit) * 1);
}

.testimonial-instagram:hover,
.testimonial-instagram:focus-visible {
  text-decoration: underline;
}

.testimonial-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: calc(var(--unit) * 4);
}

.testimonial-more-wrap[hidden] { display: none; }

.testimonial[hidden] { display: none; }

.testimonial-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: none;
  border: none;
  padding: calc(var(--unit) * 1.5) calc(var(--unit) * 2);
  cursor: pointer;
  color: var(--silver-dim);
  transition: color 0.2s var(--ease-out-exp);
}

.testimonial-more:hover,
.testimonial-more:focus-visible {
  color: var(--amber-bright);
}

.testimonial-more:focus-visible {
  outline: 2px solid var(--amber-bright);
  outline-offset: 3px;
}

.testimonial-more-label {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.testimonial-more-chevron {
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s var(--ease-out-exp);
  margin-top: -4px;
}

.testimonial-more[aria-expanded="true"] .testimonial-more-chevron {
  transform: rotate(225deg);
  margin-top: 4px;
}

/* ---------- FAQ ---------- */

.faq-list { display: flex; flex-direction: column; gap: 1px; background: var(--panel-line); border-radius: var(--bezel); overflow: hidden; }

.faq-item {
  background: var(--void);
  padding: 0;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: calc(var(--unit) * 3) calc(var(--unit) * 3.5);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--amber-bright);
  font-size: 1.3rem;
  flex-shrink: 0;
  transition: transform 0.2s var(--ease-out-exp);
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item .faq-answer {
  padding: 0 calc(var(--unit) * 3.5) calc(var(--unit) * 3.5);
  color: var(--text-secondary);
}

.faq-answer .placeholder-tag { margin-top: 10px; }

/* ---------- Final CTA ---------- */

.final-cta {
  position: relative;
  text-align: center;
  padding: calc(var(--unit) * 16) 0;
  overflow: hidden;
}

.final-cta .ring-ornament {
  top: 50%;
  left: 50%;
  width: 640px;
  height: 640px;
  transform: translate(-50%, -50%);
}

.final-cta .container { position: relative; }

.final-cta h2 { max-width: 780px; margin: 0 auto calc(var(--unit) * 4); }

/* ---------- Footer ---------- */

footer {
  border-top: 1px solid var(--panel-line);
  padding: calc(var(--unit) * 6) 0 calc(var(--unit) * 5);
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: calc(var(--unit) * 4);
}

.footer-note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--silver-dim);
  max-width: 40ch;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--unit) * 1.5) calc(var(--unit) * 3);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.footer-links a,
.footer-links button {
  text-decoration: none;
  color: var(--silver-dim);
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  letter-spacing: inherit;
  cursor: pointer;
}

.footer-links button[aria-disabled="true"] { cursor: not-allowed; }

.footer-links a:hover { color: var(--amber-bright); }

.nav-links a:focus-visible,
.footer-links a:focus-visible,
.footer-links button:focus-visible {
  outline: 2px solid var(--amber-bright);
  outline-offset: 3px;
  color: var(--amber-bright);
}

.footer-bottom {
  margin-top: calc(var(--unit) * 5);
  padding-top: calc(var(--unit) * 3);
  border-top: 1px solid var(--panel-line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--silver-dim);
}

/* ---------- Reveal on scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out-exp), transform 0.7s var(--ease-out-exp);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; order: 2; }
  .nav-cta { order: 3; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(10, 10, 11, 0.97);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--panel-line);
    padding: 0 calc(var(--unit) * 3) calc(var(--unit) * 2);
  }
  .nav-links.is-open { display: flex; }
  .nav-links a {
    padding: calc(var(--unit) * 2) 0;
    border-top: 1px solid var(--panel-line);
    font-size: 0.95rem;
  }
}

@media (max-width: 860px) {
  .hero-photo { padding-top: calc(var(--unit) * 14); align-items: flex-end; padding-bottom: calc(var(--unit) * 12); }
  .hero-photo-bg { background-position: 70% center; }
  .hero-copy { max-width: 380px; }
  .hero-photo-scrim {
    background:
      linear-gradient(90deg, var(--void) 0%, rgba(10, 10, 11, 0.95) 55%, rgba(10, 10, 11, 0.8) 80%, rgba(10, 10, 11, 0.45) 100%),
      linear-gradient(180deg, rgba(10, 10, 11, 0.75) 0%, rgba(10, 10, 11, 0) 24%, rgba(10, 10, 11, 0) 62%, rgba(10, 10, 11, 0.7) 100%);
  }
  .instructor { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .manifest-row { grid-template-columns: 70px 1fr; }
  .footer-grid { flex-direction: column; }
  .info-grid { grid-template-columns: 1fr; gap: calc(var(--unit) * 4); }
  .testimonial { grid-template-columns: 1fr; text-align: center; }
  .testimonial-avatar { margin: 0 auto; }
  .testimonial-quote { max-width: none; }
  .final-cta .ring-ornament { width: 420px; height: 420px; }
}

@media (max-width: 560px) {
  .hero-copy p.lede { font-size: 1.05rem; }
  section { padding: calc(var(--unit) * 8) 0; }
  .price-panel { padding: calc(var(--unit) * 4); }
  .logbook-stats { grid-template-columns: 1fr 1fr; }
  .final-cta .ring-ornament { width: 320px; height: 320px; }
}

@media (max-width: 420px) {
  .container { padding: 0 calc(var(--unit) * 2); }
  .hero-photo-grid { padding-left: calc(var(--unit) * 2); padding-right: calc(var(--unit) * 2); }
  .nav .container { padding-left: calc(var(--unit) * 2); padding-right: calc(var(--unit) * 2); }
  .wordmark { font-size: 0.92rem; gap: 8px; }
  .wordmark .ring-mini { width: 22px; height: 22px; }
  .nav-cta { padding: 11px 18px; font-size: 0.72rem; }
  .nav-cta .full { display: none; }
  .nav-cta .short { display: inline; }
}