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

:root {
  --bg: #0a0a0c;
  --bg2: #111115;
  --surface: #1e1e28;
  --surface2: #252532;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.13);
  --accent: #c8a96e;
  --text: #e8e6e0;
  --text2: #9a9890;
  --text3: #5a5856;
  --green: #6dbf8a;
  --amber: #d4a843;
  --red: #d46b6b;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.6;
  min-height: 100vh;
}

/* HERO */
.hero {
  position: relative;
  padding: 72px 40px 52px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 55% 60% at 85% 50%, rgba(200,169,110,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-tag {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  font-weight: 500;
}
.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(30px, 5vw, 60px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 8px;
}
.hero h1 span { color: var(--accent); }
.hero-sub { font-size: 14px; color: var(--text2); margin-bottom: 28px; }
.hero-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  padding: 5px 14px;
  border-radius: 99px;
  border: 1px solid var(--border2);
  font-size: 12px;
  color: var(--text2);
}
.pill.accent { border-color: rgba(200,169,110,0.4); color: var(--accent); }

/* LAYOUT */
.container { max-width: 960px; margin: 0 auto; padding: 0 40px; }
section { padding: 60px 40px; }

.section-label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 6px;
}
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.section-desc { font-size: 14px; color: var(--text2); margin-bottom: 36px; max-width: 520px; }

/* TICKETS */
.tickets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}
.ticket-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.ticket-name {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text3);
  margin-bottom: 8px;
  font-weight: 500;
}
.ticket-price {
  font-family: 'Playfair Display', serif;
  font-size: 26px;
  font-weight: 900;
  color: var(--accent);
}
.ticket-desc { font-size: 12px; color: var(--text3); margin-top: 5px; }

/* SLIDERS */
.sliders-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 36px;
}
.sliders-block h3 {
  font-size: 11px;
  font-weight: 500;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 24px;
}
.slider-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
}
.slider-row:last-of-type { margin-bottom: 0; }
.slider-label {
  font-size: 13px;
  color: var(--text2);
  min-width: 210px;
  flex-shrink: 0;
}
.slider-label span { display: block; font-size: 11px; color: var(--text3); margin-top: 2px; }

input[type=range] {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 3px;
  background: var(--surface2);
  border-radius: 99px;
  outline: none;
  cursor: pointer;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 3px solid var(--bg);
  box-shadow: 0 0 0 1px var(--accent);
  transition: transform 0.15s;
}
input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.2); }
input[type=range]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 3px solid var(--bg);
}

.readout {
  font-family: 'Playfair Display', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  min-width: 80px;
  text-align: right;
}

.mix-display {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text3);
}
.mix-item { display: flex; align-items: center; gap: 6px; }
.mix-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

/* TICKET PROMEDIO */
.tp-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 36px;
  background: var(--surface);
  border: 1px solid rgba(200,169,110,0.2);
  border-radius: 12px;
  padding: 18px 24px;
}
.tp-label { font-size: 13px; color: var(--text2); flex: 1; }
.tp-sub { font-size: 12px; color: var(--text3); margin-top: 3px; }
.tp-val {
  font-family: 'Playfair Display', serif;
  font-size: 28px;
  font-weight: 900;
  color: var(--accent);
}

/* ESCENARIOS */
.escenarios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.esc-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}
.esc-card.rec {
  border-color: rgba(200,169,110,0.35);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(200,169,110,0.04) 100%);
}
.esc-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 99px;
  background: rgba(200,169,110,0.14);
  color: var(--accent);
  margin-bottom: 12px;
}
.esc-title {
  font-family: 'Playfair Display', serif;
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}
.esc-budget {
  font-size: 13px;
  color: var(--text3);
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.esc-budget strong { color: var(--text); }
.esc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.esc-row:last-child { border-bottom: none; }
.esc-key { color: var(--text2); }
.esc-val { font-weight: 500; }
.esc-val.green { color: var(--green); }
.esc-val.amber { color: var(--amber); }
.roas-val {
  font-family: 'Playfair Display', serif;
  font-size: 26px;
  font-weight: 900;
}
.roas-val.green { color: var(--green); }
.roas-val.amber { color: var(--amber); }
.roas-val.red   { color: var(--red); }

/* FUNNEL */
.funnel-title {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 20px;
}
.funnel { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.funnel-step { display: flex; align-items: center; gap: 16px; }
.funnel-label {
  font-size: 12px;
  color: var(--text2);
  min-width: 190px;
  text-align: right;
  flex-shrink: 0;
}
.funnel-bar-bg {
  flex: 1;
  height: 34px;
  background: var(--surface);
  border-radius: 7px;
  overflow: hidden;
}
.funnel-bar {
  height: 100%;
  display: flex;
  align-items: center;
  padding-left: 14px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  border-radius: 7px;
  transition: width 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

/* NOTA */
.note-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 16px 20px;
  font-size: 13px;
  color: var(--text2);
  line-height: 1.65;
}

/* FOOTER */
footer {
  padding: 36px 40px;
  text-align: center;
  font-size: 12px;
  color: var(--text3);
  border-top: 1px solid var(--border);
}
footer strong { color: var(--accent); font-weight: 500; }
footer span { display: block; margin-top: 5px; }

/* RESPONSIVE */
@media (max-width: 680px) {
  section, .hero { padding: 36px 20px; }
  .tickets-grid, .escenarios-grid { grid-template-columns: 1fr; }
  .container { padding: 0 20px; }
  footer { padding: 28px 20px; }

  .sliders-block { padding: 20px 16px; }

  .slider-row {
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
  }
  .slider-label {
    min-width: 0;
    width: 100%;
    flex-shrink: 1;
  }
  input[type=range] {
    flex: 1;
    min-width: 0;
  }
  .readout {
    min-width: 52px;
    font-size: 16px;
    text-align: right;
  }

  .funnel-step { flex-wrap: wrap; gap: 6px; }
  .funnel-label {
    min-width: 0;
    width: 100%;
    text-align: left;
    font-size: 11px;
  }
  .funnel-bar-bg { width: 100%; }

  .tp-row { flex-direction: column; align-items: flex-start; gap: 8px; }
}