:root {
  --bg: #0a0a0f;
  --surface: #13131a;
  --surface2: #1c1c27;
  --border: #2a2a3d;
  --accent: #c8f53e;
  --accent2: #7c5cfc;
  --text: #f0f0f8;
  --muted: #6b6b8a;
  --danger: #ff4d6d;
  --success: #10b981;
  --warning: #f59e0b;
  --radius: 14px;
  --font-head: Arial, sans-serif;
  --font-body: Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  line-height: 1.6;
}

/* ── HERO ── */
.hero {
  position: relative;
  padding: 64px 24px 48px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(124,92,252,.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-block;
  background:#000410;
  border: 1px solid rgba(200,245,62,.3);
  color: var(--accent);
  font-family: var(--font-head);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.02em;
  margin-bottom: 16px;
}
.hero h1 span { color: var(--accent); }
.hero p {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 480px;
  margin: 0 auto 40px;
  font-weight: 300;
}

/* ── STEPS ── */
.steps {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.step-dot {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--muted);
  font-family: var(--font-head);
  letter-spacing: .04em;
}
.step-dot.active { color: var(--accent); }
.step-dot.done { color: var(--success); }
.step-num {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--surface2);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: .7rem;
  font-weight: 700;
}
.step-dot.active .step-num { background: var(--accent); color: #000; border-color: var(--accent); }
.step-dot.done .step-num { background: var(--success); color: #fff; border-color: var(--success); }
.step-sep { color: var(--border); font-size: .9rem; }

/* ── MAIN LAYOUT ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px 80px; }

/* ── SECTION ── */
.section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 24px;
  transition: opacity .3s, transform .3s;
}
.section.disabled { opacity: .4; pointer-events: none; }
.section-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-title span.num {
  background: var(--accent);
  color: #000;
  width: 22px; height: 22px;
  border-radius: 50%;
  font-size: .7rem;
  display: flex; align-items: center; justify-content: center;
}

/* ── PROGRAMS ── */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.program-card {
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .15s;
  position: relative;
  overflow: hidden;
}
.program-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--card-color, var(--accent2));
  border-radius: 3px 3px 0 0;
}
.program-card:hover { border-color: var(--card-color, var(--accent2)); transform: translateY(-2px); }
.program-card.selected {
  border-color: var(--card-color, var(--accent2));
  background: color-mix(in srgb, var(--card-color, var(--accent2)) 8%, var(--surface));
}
.program-card.selected::after {
  content: '✓';
  position: absolute;
  top: 12px; right: 12px;
  background: var(--card-color, var(--accent2));
  color: #fff;
  width: 20px; height: 20px;
  border-radius: 50%;
  font-size: .7rem;
  display: flex; align-items: center; justify-content: center;
}
.prog-name {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.prog-desc { font-size: .82rem; color: var(--muted); margin-bottom: 12px; line-height: 1.5; }
.prog-meta {
  display: flex;
  gap: 12px;
  font-size: .8rem;
}
.prog-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--muted);
}
.prog-price {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-top: 10px;
}

/* ── CALENDAR ── */
.cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.cal-month {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
}
.cal-nav {
  display: flex;
  gap: 8px;
}
.btn-icon {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  width: 36px; height: 36px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, border-color .2s;
}
.btn-icon:hover { background: var(--border); border-color: var(--muted); }

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}
.cal-day-name {
  text-align: center;
  font-family: var(--font-head);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 4px 0;
}
.cal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: .88rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  position: relative;
  transition: background .15s, border-color .15s, color .15s;
}
.cal-day.empty { cursor: default; }
.cal-day.past { color: var(--border); cursor: not-allowed; }
.cal-day.today { border-color: var(--accent); color: var(--accent); font-weight: 700; }
.cal-day.has-reservations::after {
  content: '';
  position: absolute;
  bottom: 5px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--danger);
}
.cal-day:not(.empty):not(.past):hover { background: var(--surface2); border-color: var(--border); }
.cal-day.selected { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 700; }
.cal-day.selected::after { background: #000; }
.cal-day.full { color: var(--muted); cursor: not-allowed; }
.cal-day.full:hover { background: transparent; border-color: transparent; }

/* ── LEGEND ── */
.legend {
  display: flex;
  gap: 20px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  color: var(--muted);
}
.legend-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}

/* ── TIME SLOTS ── */
.slots-loading {
  text-align: center;
  color: var(--muted);
  padding: 32px;
  font-size: .9rem;
}
.slots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 10px;
}
.slot-btn {
  padding: 12px 8px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font-family: var(--font-head);
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all .15s;
}
.slot-btn:hover:not(.taken):not(.selected) { border-color: var(--accent); color: var(--accent); }
.slot-btn.taken {
  background: rgba(255,77,109,.1);
  border-color: rgba(255,77,109,.3);
  color: var(--danger);
  cursor: not-allowed;
  text-decoration: line-through;
}
.slot-btn.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
}
.slot-end { font-size: .68rem; font-weight: 400; font-family: var(--font-body); color: inherit; display: block; opacity: .7; }

/* ── FORM ── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  font-size: .78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-family: var(--font-head);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: .92rem;
  padding: 12px 14px;
  transition: border-color .2s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 80px; }

/* ── BUTTONS ── */
.btn-primary {
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 10px;
  padding: 14px 28px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: opacity .2s, transform .15s;
  letter-spacing: .02em;
}
.btn-primary:hover { opacity: .9; transform: translateY(-1px); }
.btn-primary:disabled { opacity: .4; cursor: not-allowed; transform: none; }

/* ── SUMMARY STRIP ── */
.summary-strip {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}
.summary-item { font-size: .85rem; }
.summary-item span { color: var(--muted); display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; font-family: var(--font-head); }

/* ── SUCCESS ── */
.success-screen {
  text-align: center;
  padding: 60px 20px;
  display: none;
}
.success-icon {
  font-size: 4rem;
  margin-bottom: 20px;
}
.success-screen h2 {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--success);
}
.success-screen p { color: var(--muted); margin-bottom: 24px; }

/* ── TOAST ── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 20px;
  font-size: .88rem;
  z-index: 9999;
  display: none;
  max-width: 320px;
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
}
.toast.show { display: block; animation: slideUp .3s ease; }
.toast.error { border-color: var(--danger); color: var(--danger); }
.toast.success { border-color: var(--success); color: var(--success); }

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── SPINNER ── */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid rgba(0,0,0,.3);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin .6s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }