/* =============================================================
   GLYDE — css/pages/how-it-works.css
   §9 — Page Hero · Horizontal Steps · Step Details · FAQ
   ============================================================= */


/* ─────────────────────────────────────────────────────────────
   1. PAGE HERO
   ───────────────────────────────────────────────────────────── */
.hiw-hero {
  position: relative;
  background: var(--charcoal);
  min-height: 72vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px; /* navbar offset */
}

/* Radial glow top-right — CSS only, no image */
.hiw-hero-glow {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,230,77,0.18) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

/* Large watermark "3" */
.hiw-hero-watermark {
  position: absolute;
  bottom: -60px;
  left: -20px;
  font-size: clamp(240px, 35vw, 420px);
  font-weight: 900;
  line-height: 1;
  color: rgba(0, 230, 77, 0.05);
  pointer-events: none;
  user-select: none;
  z-index: 0;
  letter-spacing: -20px;
}

.hiw-hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 60px;
  padding-bottom: 80px;
}

.hiw-hero-content {
  max-width: 760px;
}

/* Breadcrumb */
.hiw-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  margin-bottom: 24px;
}

.hiw-breadcrumb a {
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color 0.2s;
}

.hiw-breadcrumb a:hover { color: var(--green); }

.hiw-breadcrumb span[aria-current] { color: rgba(255,255,255,0.65); }

/* Hero label */
.hiw-hero-label {
  color: var(--green) !important;
}

/* Hero heading */
.hiw-hero-heading {
  font-size: clamp(48px, 7vw, 88px);
  font-weight: 900;
  letter-spacing: -4px;
  line-height: 1.0;
  color: var(--white);
  margin: 16px 0 20px;
}

.hiw-hero-heading em {
  font-style: normal;
  color: var(--green);
}

/* Subtitle */
.hiw-hero-subtitle {
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 400;
  line-height: 1.75;
  color: rgba(255,255,255,0.55);
  max-width: 480px;
  margin-bottom: 40px;
}

/* Step overview pills row */
.hiw-step-pills {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.step-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
}

.sp-num {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--green);
}

.sp-label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
}

.step-pill-arrow {
  font-size: 18px;
  color: rgba(255,255,255,0.2);
}

/* Hero entrance animations */
.anim-hero {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.anim-hero.visible {
  opacity: 1;
  transform: translateY(0);
}

.anim-delay-0   { transition-delay: 0ms; }
.anim-delay-200 { transition-delay: 200ms; }
.anim-delay-400 { transition-delay: 400ms; }
.anim-delay-600 { transition-delay: 600ms; }

@media (max-width: 767px) {
  .hiw-hero              { min-height: auto; padding-top: 72px; }
  .hiw-hero-heading      { letter-spacing: -3px; }
  .hiw-step-pills        { gap: 8px; }
  .step-pill             { padding: 8px 12px; }
}


/* ─────────────────────────────────────────────────────────────
   2. HORIZONTAL SCROLL STEPS
   Per DESIGN.md §9: GSAP ScrollTrigger pin + horizontal x
   ───────────────────────────────────────────────────────────── */

/* Outer pinnable container */
.steps-scroll-container {
  overflow: hidden;
  background: var(--white);
  /* Height set dynamically by GSAP based on track width */
}

/* Horizontal track — flex row of step cards */
.steps-track {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  width: max-content;
  will-change: transform;
}

/* Individual step card */
.step-card {
  position: relative;
  width: min(560px, 85vw);
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 80px 60px 80px 80px;
  background: var(--white);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  overflow: hidden;
}

.step-card--last {
  border-right: none;
}

/* Big faded background number — DESIGN.md §9: 120px, rgba(0,230,77,0.12) */
.step-card-bg-num {
  position: absolute;
  top: 50%;
  right: 60px;
  transform: translateY(-50%);
  font-size: 120px;
  font-weight: 900;
  letter-spacing: -8px;
  line-height: 1;
  color: rgba(0, 230, 77, 0.12);
  pointer-events: none;
  user-select: none;
  z-index: 0;
  font-family: var(--font);
}

/* Card content (above bg number) */
.step-card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 380px;
}

/* Icon: 60px, green */
.step-card-icon {
  width: 64px;
  height: 64px;
  background: rgba(0,230,77,0.10);
  border: 1px solid rgba(0,230,77,0.20);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: var(--green-deeper);
}

/* Step title: 24px bold */
.step-card-title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--charcoal);
  margin: 0;
}

/* Description: 16px */
.step-card-desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--mid-gray);
  margin: 0;
}

/* Sub-points checklist */
.step-card-points {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.step-card-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--dark-gray);
}

.step-card-points i {
  color: var(--green-deeper);
  font-size: 18px;
  flex-shrink: 0;
}

/* Connector arrow between cards */
.step-connector {
  position: absolute;
  right: -28px; /* overlaps border, centered */
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0;
  pointer-events: none;
}

.step-connector-line {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--green);
}

.step-connector i {
  font-size: 24px;
  color: var(--green);
  margin-left: -4px;
}

/* Mobile: vertical stack */
@media (max-width: 767px) {
  .steps-scroll-container { overflow: visible; }

  .steps-track {
    flex-direction: column;
    width: 100%;
    will-change: unset;
  }

  .step-card {
    width: 100%;
    min-height: auto;
    padding: 60px 24px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .step-card-bg-num {
    font-size: 80px;
    right: 20px;
  }

  .step-connector { display: none; }
}


/* ─────────────────────────────────────────────────────────────
   3. STEP DETAIL SECTIONS
   Alternating layout. Each uses clip-path reveal (§7E technique).
   ───────────────────────────────────────────────────────────── */

.step-detail-section {
  background: var(--white);
  padding: 120px 0;
  overflow: hidden;
}

.step-detail-section--dark {
  background: var(--charcoal);
}

/* 2-column grid */
.step-detail-inner {
  display: grid;
  gap: 80px;
  align-items: center;
}

.step-detail-inner--img-left  { grid-template-columns: 1fr 1fr; }
.step-detail-inner--text-left { grid-template-columns: 1fr 1fr; }

/* Visual block (clip-path reveal container) */
.sd-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* Clip-path wrap — same technique as §7E */
.sd-clip-wrap {
  clip-path: inset(0 100% 0 0);  /* initial state: fully hidden */
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: none;             /* GSAP handles the transition */
}

/* Image fills clip-wrap */
.sd-image {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

/* ── App mockup placeholder (Step 1) ── */
.sd-image--app {
  background: linear-gradient(155deg, #001a0d 0%, #000d08 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

/* CSS app mockup inside Step 1 detail */
.sd-app-mockup { width: 100%; max-width: 280px; }

.sdm-shell {
  background: #0a0a0a;
  border-radius: 36px;
  border: 2.5px solid rgba(255,255,255,0.1);
  box-shadow:
    0 0 0 1px rgba(0,0,0,0.5),
    0 24px 64px rgba(0,0,0,0.4),
    inset 0 0 0 1px rgba(255,255,255,0.04);
  overflow: hidden;
  position: relative;
}

.sdm-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 72px;
  height: 20px;
  background: #0a0a0a;
  border-radius: 0 0 12px 12px;
  z-index: 10;
  border: 2px solid rgba(255,255,255,0.08);
}

.sdm-screen {
  background:
    radial-gradient(ellipse at 20% 15%, rgba(0,230,77,0.18) 0%, transparent 50%),
    linear-gradient(155deg, #001a0d 0%, #000a05 100%);
  padding: 44px 16px 20px;
  min-height: 440px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sdm-statusbar {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  margin-bottom: 4px;
}

.sdm-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sdm-logo {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 3px;
  color: var(--white);
  margin-bottom: 4px;
}

.sdm-label {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.35);
}

.sdm-route-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--white);
}

.sdm-time-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.sdm-time-chip {
  padding: 7px 10px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
  text-align: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.55);
}

.sdm-time-chip--active {
  background: rgba(0,230,77,0.15);
  border-color: rgba(0,230,77,0.3);
  color: var(--green);
}

.sdm-seat-row {
  display: flex;
  gap: 6px;
  justify-content: center;
  padding: 8px 0;
}

.sdm-seat {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: block;
}

.sdm-seat--available { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); }
.sdm-seat--taken     { background: rgba(255,255,255,0.03); border: 1px dashed rgba(255,255,255,0.08); }
.sdm-seat--selected  { background: var(--green); }

.sdm-book-btn {
  margin-top: 4px;
  padding: 12px;
  background: var(--green);
  color: var(--charcoal);
  font-size: 12px;
  font-weight: 800;
  border-radius: 10px;
  text-align: center;
}

/* ── Digital Pass mockup (Step 2) ── */
.sd-image--pass {
  background: linear-gradient(155deg, #001a0d 0%, #000d08 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.sdm-screen--pass {
  background: #f8f9fa; /* Light theme for the boarding pass */
  padding: 44px 16px 20px;
}

.sdm-screen--pass .sdm-statusbar {
  color: var(--charcoal);
}

.sdm-pass-card {
  background: var(--white);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.sdm-pass-header {
  text-align: center;
}

.sdm-pass-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--mid-gray);
  margin-top: 4px;
}

.sdm-pass-qr {
  display: flex;
  justify-content: center;
  padding: 16px;
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 12px;
}

.sdm-pass-qr i {
  font-size: 110px;
  color: var(--charcoal);
}

.sdm-pass-details {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 2px dashed rgba(0,0,0,0.08);
  padding-top: 16px;
}

.sdm-pass-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}

.sdm-pass-row span {
  color: var(--mid-gray);
  font-weight: 500;
}

.sdm-pass-row strong {
  color: var(--charcoal);
  font-weight: 700;
}

/* ── Destination scene placeholder (Step 3) ── */
.sd-image--destination {
  background:
    radial-gradient(ellipse at 50% 40%, rgba(0,230,77,0.2) 0%, transparent 65%),
    linear-gradient(155deg, #001a0d 0%, #000d08 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sd-dest-scene {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
  padding: 40px;
}

.sdd-check {
  font-size: 80px;
  color: var(--green);
  line-height: 1;
}

.sdd-text { display: flex; flex-direction: column; gap: 6px; }

.sdd-arrived {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--white);
}

.sdd-time {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.45);
}

.sdd-rate {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  padding: 16px 24px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
}

.sdd-rate span {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.5px;
}

.sdd-stars { font-size: 20px; letter-spacing: 2px; }

/* ── Text side of detail sections ── */
.sd-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sd-label--green { color: var(--green) !important; }

.sd-heading {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  letter-spacing: -2.5px;
  line-height: 1.05;
  color: var(--charcoal);
  margin: 0;
}

.sd-heading--light { color: var(--white); }

.sd-body {
  font-size: 16px;
  line-height: 1.75;
  color: var(--mid-gray);
  margin: 0;
}

.sd-body--light { color: rgba(255,255,255,0.55); }

/* Detail points list */
.sd-points {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sd-points li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.sd-points li strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 2px;
}

.sd-points--light li strong { color: var(--white); }

.sd-points li span {
  font-size: 13px;
  font-weight: 400;
  color: var(--mid-gray);
}

.sd-points--light li span { color: rgba(255,255,255,0.45); }

.sd-point-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: rgba(0,230,77,0.08);
  border: 1px solid rgba(0,230,77,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--green-deeper);
  margin-top: 1px;
}

.sd-point-icon--dark {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
  color: var(--green);
}

/* Responsive step details */
@media (max-width: 1023px) {
  .step-detail-inner { grid-template-columns: 1fr !important; gap: 48px; }
  .step-detail-inner--img-left .sd-visual { order: -1; }
}

@media (max-width: 767px) {
  .step-detail-section { padding: 72px 0; }
  .sd-heading          { letter-spacing: -2px; }
}


/* ─────────────────────────────────────────────────────────────
   4. FAQ ACCORDION
   Per DESIGN.md §9: maxHeight JS, chevron 180°
   ───────────────────────────────────────────────────────────── */

.faq-section {
  background: var(--white);
}

.faq-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 56px;
}

.faq-heading {
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 900;
  letter-spacing: -2.5px;
  line-height: 1.05;
  color: var(--charcoal);
  margin: 0;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

/* FAQ item */
.faq-item {
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.faq-item:hover { background: rgba(0,230,77,0.02); }

/* Question button */
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 24px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  color: var(--charcoal);
  text-align: left;
  gap: 16px;
  transition: color 0.2s;
}

.faq-question:hover { color: var(--green-deeper); }

.faq-item.open .faq-question { color: var(--green-deeper); }

/* Chevron — DESIGN.md §9 exact spec */
.faq-chevron {
  font-size: 18px;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
  color: var(--mid-gray);
}

/* Chevron rotates 180° when open — DESIGN.md §9 */
.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--green-deeper);
}

/* Answer: maxHeight 0 → scrollHeight (driven by JS) */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}

.faq-answer-inner {
  font-size: 14px;
  line-height: 1.8;
  color: var(--mid-gray);
  padding: 0 0 24px;
  max-width: 620px;
}

/* FAQ CTA */
.faq-cta {
  text-align: center;
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.faq-cta p {
  font-size: 15px;
  font-weight: 500;
  color: var(--mid-gray);
  margin: 0;
}

@media (max-width: 767px) {
  .faq-header      { margin-bottom: 36px; }
  .faq-question    { font-size: 14px; padding: 20px 0; }
  .faq-answer-inner { font-size: 13px; }
}