/* ═══ APP SHELL ═══ */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(26, 20, 18, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}

.app-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.app-logo:hover { color: var(--accent); }

.app-nav { display: flex; gap: 1.5rem; align-items: center; }

.app-nav-link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.app-nav-link:hover,
.app-nav-link.active { color: var(--accent); }

.app-footer {
  padding: 2.5rem 2rem;
  border-top: 1px solid var(--card-border);
  text-align: center;
}

.app-footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.footer-sep { color: var(--card-border); }

/* ═══ PAGE HERO (sessions) ═══ */
.page-hero {
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  top: -10%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  max-width: 600px;
  max-height: 600px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero-inner {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-hero-inner .hero-tag { margin-bottom: 1.5rem; }

.page-hero-inner h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.page-hero-lede {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.8;
}

/* ═══ SESSION LIST ═══ */
.sessions-list-section { padding: 3rem 2rem 6rem; }

.sessions-list-inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.session-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 2rem 2.5rem;
  transition: border-color 0.25s, transform 0.25s;
}

.session-card:hover {
  border-color: rgba(212, 133, 106, 0.22);
  transform: translateY(-2px);
}

.session-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.8rem;
}

.session-topic-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0.25rem 0.75rem;
  border: 1px solid rgba(212, 133, 106, 0.25);
  border-radius: 2rem;
}

.session-spots {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--fg-muted);
}

.session-spots.low { color: #e09060; }

.session-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.6rem;
}

.session-desc {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.session-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.session-when { display: flex; flex-direction: column; gap: 0.15rem; }
.session-date { font-size: 0.9rem; color: var(--fg); font-weight: 500; }
.session-time { font-size: 0.82rem; color: var(--fg-muted); }
.session-duration { font-size: 0.78rem; color: var(--fg-muted); }

/* ═══ BUTTONS ═══ */
.btn-book {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.7rem 1.6rem;
  border-radius: 2rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  white-space: nowrap;
}

.btn-book:hover { background: var(--accent-soft); transform: translateY(-1px); }
.btn-book:active { transform: translateY(0); }
.btn-book.btn-disabled {
  background: var(--card-border);
  color: var(--fg-muted);
  cursor: not-allowed;
  pointer-events: none;
}

.btn-book.btn-block { display: block; width: 100%; text-align: center; }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.65rem 1.4rem;
  border-radius: 2rem;
  border: 1px solid rgba(212, 133, 106, 0.35);
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}

.btn-secondary:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.btn-secondary.btn-block { display: block; width: 100%; text-align: center; }

/* ═══ SESSION DETAIL ═══ */
.detail-hero {
  padding: 5rem 2rem 3rem;
  border-bottom: 1px solid var(--card-border);
}

.detail-hero-inner {
  max-width: 760px;
  margin: 0 auto;
}

.back-link {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-decoration: none;
  margin-bottom: 1.5rem;
  transition: color 0.2s;
}

.back-link:hover { color: var(--accent); }

.detail-hero-inner .session-topic-tag { margin-bottom: 1.2rem; display: inline-block; }

.detail-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 1rem;
}

.detail-desc {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.8;
  max-width: 600px;
}

.detail-body { padding: 3rem 2rem 6rem; }

.detail-body-inner { max-width: 960px; margin: 0 auto; }

.detail-info-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 3rem;
  align-items: start;
}

.detail-panel-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.detail-info-list {
  list-style: none;
  border-top: 1px solid var(--card-border);
  margin-bottom: 2.5rem;
}

.detail-info-list li {
  display: flex;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--card-border);
  font-size: 0.95rem;
}

.detail-info-label {
  color: var(--fg-muted);
  font-size: 0.85rem;
  min-width: 110px;
  padding-top: 0.05rem;
}

.detail-info-value { color: var(--fg); font-weight: 500; }
.detail-info-value.low-spots { color: #e09060; }
.detail-info-value.accent-value { color: var(--accent); font-weight: 700; }

.what-to-expect { margin-top: 2rem; }

.what-to-expect h3 {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.what-to-expect ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.what-to-expect li {
  font-size: 0.9rem;
  color: var(--fg-muted);
  padding-left: 1.2rem;
  position: relative;
}

.what-to-expect li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.6rem;
  top: 0.35rem;
}

/* ═══ BOOKING CARD ═══ */
.booking-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 2.5rem;
  position: sticky;
  top: 80px;
}

.booking-price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.booking-price-label {
  font-size: 0.9rem;
  color: var(--fg-muted);
  margin-bottom: 2rem;
}

.booking-full-msg {
  color: var(--fg-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.booking-form { display: flex; flex-direction: column; gap: 1.2rem; margin-top: 1.5rem; }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fg);
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}

.form-label .optional { color: var(--fg-muted); font-weight: 400; }
.form-label .required { color: var(--accent); }

.form-input {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-input::placeholder { color: var(--fg-muted); opacity: 0.6; }
.form-input:focus { border-color: rgba(212, 133, 106, 0.5); }

.form-hint { font-size: 0.78rem; color: var(--fg-muted); }

.booking-note {
  font-size: 0.78rem;
  color: var(--fg-muted);
  text-align: center;
  line-height: 1.5;
}

/* ═══ SUCCESS PAGE ═══ */
.success-section {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem;
  position: relative;
}

.success-inner {
  max-width: 560px;
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.success-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.success-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  animation: pulseIcon 2s ease-in-out infinite;
}

@keyframes pulseIcon {
  0%, 100% { opacity: 0.7; transform: scale(0.95); }
  50% { opacity: 1; transform: scale(1.05); }
}

.success-inner .hero-tag { margin-bottom: 1.5rem; }

.success-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 1rem;
}

.success-lede {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.success-details {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  text-align: left;
  margin-bottom: 2.5rem;
}

.success-detail-row {
  display: flex;
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--card-border);
  font-size: 0.9rem;
}

.success-detail-row:last-child { border-bottom: none; }
.success-detail-label { color: var(--fg-muted); min-width: 110px; }
.success-detail-value { color: var(--fg); font-weight: 500; }

.success-next {
  text-align: left;
  margin-bottom: 2.5rem;
}

.success-next h2 {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.success-next ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }

.success-next li {
  font-size: 0.9rem;
  color: var(--fg-muted);
  padding-left: 1.2rem;
  position: relative;
}

.success-next li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.6rem;
  top: 0.35rem;
}

/* ═══ ALERTS ═══ */
.alert-error {
  background: rgba(200, 80, 60, 0.12);
  border: 1px solid rgba(200, 80, 60, 0.3);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: #e8907a;
  margin-bottom: 1rem;
}

/* ═══ EMPTY STATE ═══ */
.empty-state { text-align: center; padding: 4rem 2rem; }
.empty-state-text { color: var(--fg-muted); font-size: 1rem; }

/* ═══ LANDING PAGE CTA ═══ */
.hero-cta {
  display: inline-block;
  margin-top: 2.5rem;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.85rem 2rem;
  border-radius: 2rem;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}

.hero-cta:hover { background: var(--accent-soft); transform: translateY(-2px); }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 900px) {
  .detail-info-grid {
    grid-template-columns: 1fr;
  }
  .booking-card { position: static; }
}

@media (max-width: 600px) {
  .session-card { padding: 1.5rem; }
  .session-card-footer { flex-direction: column; align-items: flex-start; }
  .detail-hero { padding: 4rem 1.5rem 2.5rem; }
  .detail-body { padding: 2rem 1.5rem 4rem; }
  .booking-card { padding: 1.75rem; }
  .page-hero { padding: 4rem 1.5rem 3rem; }
  .sessions-list-section { padding: 2rem 1.5rem 4rem; }
  .success-inner { text-align: left; }
  .success-section { align-items: flex-start; padding: 4rem 1.5rem; }
}