/* ================================================
   INMUEBLESMATCH — DESIGN SYSTEM
   Palette: obsidian / bone / gold / sage
   ================================================ */

:root {
  --obsidian:  #0D0D0D;
  --deep:      #141414;
  --surface:   #1C1C1C;
  --border:    #2A2A2A;
  --bone:      #F0EDE6;
  --bone-dim:  #C8C4BC;
  --gold:      #C9A84C;
  --gold-dim:  #9A7A34;
  --sage:      #7A9E8A;
  --white:     #FFFFFF;

  --ff-display: 'Cormorant Garamond', serif;
  --ff-body:    'DM Sans', sans-serif;
  --ff-mono:    'DM Mono', monospace;

  --radius-sm:  6px;
  --radius-md:  14px;
  --radius-lg:  24px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--obsidian);
  color: var(--bone);
  font-family: var(--ff-body);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--ff-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--gold);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  color: var(--bone-dim);
  transition: color 0.2s;
}

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

.nav-cta {
  color: var(--gold) !important;
  font-weight: 500;
}

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--bone);
  font-size: 22px;
  cursor: pointer;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block;
  padding: 14px 32px;
  background: var(--gold);
  color: var(--obsidian);
  font-family: var(--ff-body);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
  transition: background 0.2s, transform 0.15s var(--ease-out);
}
.btn-primary:hover { background: #D4B56A; transform: translateY(-2px); }

.btn-dark {
  display: inline-block;
  padding: 14px 32px;
  background: var(--obsidian);
  color: var(--bone);
  font-family: var(--ff-body);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  letter-spacing: 0.04em;
  transition: border-color 0.2s, transform 0.15s var(--ease-out);
}
.btn-dark:hover { border-color: var(--gold); transform: translateY(-2px); }

.btn-ghost {
  display: inline-block;
  padding: 10px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--bone-dim) !important;
  transition: border-color 0.2s, color 0.2s;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold) !important; }

.btn-text {
  font-size: 14px;
  color: var(--bone-dim);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.btn-text:hover { color: var(--gold); border-color: var(--gold); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px 48px 80px;
  max-width: 900px;
  position: relative;
}

/* Signature: ultra-large background letterform */
.hero::before {
  content: "P";
  position: fixed;
  right: -2vw;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--ff-display);
  font-size: 55vw;
  font-weight: 300;
  color: rgba(201, 168, 76, 0.028);
  pointer-events: none;
  z-index: 0;
  line-height: 1;
}

.hero > * { position: relative; z-index: 1; }

.hero-tag {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gold);
  margin-bottom: 28px;
}

.hero-title {
  font-family: var(--ff-display);
  font-size: clamp(60px, 9vw, 120px);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--bone);
  margin-bottom: 32px;
}

.hero-title em {
  font-style: italic;
  color: var(--gold);
}

.hero-sub {
  font-size: 18px;
  font-weight: 300;
  color: var(--bone-dim);
  max-width: 520px;
  line-height: 1.65;
  margin-bottom: 44px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat { display: flex; flex-direction: column; gap: 4px; }

.stat-n {
  font-family: var(--ff-display);
  font-size: 36px;
  font-weight: 300;
  color: var(--bone);
  line-height: 1;
}

.stat-l {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--bone-dim);
  text-transform: uppercase;
}

.stat-div {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 48px;
  font-size: 20px;
  color: var(--border);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ===== CONCEPT ===== */
.concept {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
  max-width: 1100px;
  margin: 0 auto;
}

.concept-label {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--sage);
  margin-bottom: 48px;
}

.concept-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: center;
}

.concept-tag {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  padding: 5px 12px;
  border-radius: 30px;
  display: inline-block;
  margin-bottom: 16px;
}
.concept-tag.before { background: var(--border); color: var(--bone-dim); }
.concept-tag.after  { background: rgba(201,168,76,0.15); color: var(--gold); }

.concept-before p, .concept-after p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--bone-dim);
}

.concept-after p { color: var(--bone); }

.concept-arrow {
  font-size: 28px;
  color: var(--gold);
  text-align: center;
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 48px;
  background: var(--deep);
  border-top: 1px solid var(--border);
}

.features-header {
  max-width: 1100px;
  margin: 0 auto 60px;
}

.features-label {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gold);
  margin-bottom: 16px;
}

.features-header h2 {
  font-family: var(--ff-display);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 300;
  color: var(--bone);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  max-width: 1100px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.feature-card {
  padding: 40px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: background 0.25s;
}

.feature-card:hover { background: #222222; }

.feature-icon {
  font-size: 28px;
  margin-bottom: 20px;
  display: block;
}

.feature-card h3 {
  font-family: var(--ff-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--bone);
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 14px;
  color: var(--bone-dim);
  line-height: 1.65;
}

/* ===== DUAL CTA ===== */
.dual-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 420px;
}

.cta-card {
  padding: 80px 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.cta-candidato {
  background: var(--deep);
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.cta-propietario {
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.cta-badge {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.cta-card h3 {
  font-family: var(--ff-display);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 300;
  color: var(--bone);
  line-height: 1.2;
}

.cta-card p {
  font-size: 15px;
  color: var(--bone-dim);
  line-height: 1.65;
  max-width: 360px;
}

/* ===== FOOTER ===== */
.footer {
  padding: 60px 48px;
  background: var(--obsidian);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-logo {
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.footer-tagline {
  font-family: var(--ff-display);
  font-size: 20px;
  font-weight: 300;
  color: var(--bone-dim);
  font-style: italic;
}

.footer-links {
  display: flex;
  gap: 28px;
}

.footer-links a {
  font-size: 13px;
  color: var(--bone-dim);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--gold); }

.footer-copy {
  font-size: 12px;
  color: #555;
  font-family: var(--ff-mono);
}

/* ===== FORM PAGES ===== */
.page-wrap {
  min-height: 100vh;
  padding: 120px 48px 80px;
  max-width: 760px;
  margin: 0 auto;
}

.page-tag {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gold);
  margin-bottom: 24px;
}

.page-title {
  font-family: var(--ff-display);
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 300;
  line-height: 1;
  color: var(--bone);
  margin-bottom: 12px;
}

.page-title em { font-style: italic; color: var(--gold); }

.page-sub {
  font-size: 16px;
  color: var(--bone-dim);
  margin-bottom: 56px;
  line-height: 1.65;
}

/* ===== STEP FORM ===== */
.form-steps {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
}

.step-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.3s, transform 0.3s;
}
.step-dot.active { background: var(--gold); transform: scale(1.3); }
.step-dot.done   { background: var(--sage); }

.form-section {
  display: none;
  animation: fadeUp 0.4s var(--ease-out) both;
}
.form-section.active { display: block; }

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

.form-section-title {
  font-family: var(--ff-display);
  font-size: 28px;
  font-weight: 400;
  color: var(--bone);
  margin-bottom: 8px;
}

.form-section-sub {
  font-size: 14px;
  color: var(--bone-dim);
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-family: var(--ff-mono);
  letter-spacing: 0.12em;
  color: var(--bone-dim);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  color: var(--bone);
  font-family: var(--ff-body);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
}

.form-group input::placeholder { color: #555; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  padding: 10px 20px;
  border-radius: 30px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--bone-dim);
  font-family: var(--ff-body);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.18s;
}
.chip:hover { border-color: var(--gold); color: var(--gold); }
.chip.selected { background: rgba(201,168,76,0.12); border-color: var(--gold); color: var(--gold); }

.form-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 44px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.btn-back {
  background: none;
  border: none;
  color: var(--bone-dim);
  font-family: var(--ff-body);
  font-size: 14px;
  cursor: pointer;
  transition: color 0.2s;
}
.btn-back:hover { color: var(--bone); }

.btn-next {
  padding: 14px 36px;
  background: var(--gold);
  color: var(--obsidian);
  font-family: var(--ff-body);
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s, transform 0.15s var(--ease-out);
}
.btn-next:hover { background: #D4B56A; transform: translateY(-2px); }

/* ===== PROGRESS BAR ===== */
.progress-bar-wrap {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border);
  z-index: 200;
}
.progress-bar-fill {
  height: 100%;
  background: var(--gold);
  transition: width 0.4s var(--ease-out);
}

/* ===== MATCH SCREEN ===== */
.match-screen {
  display: none;
  text-align: center;
  padding: 80px 0;
  animation: fadeUp 0.5s var(--ease-out) both;
}
.match-screen.active { display: block; }

.match-icon {
  font-size: 60px;
  margin-bottom: 28px;
}

.match-title {
  font-family: var(--ff-display);
  font-size: 52px;
  font-weight: 300;
  color: var(--bone);
  margin-bottom: 16px;
}

.match-title em { color: var(--gold); font-style: italic; }

.match-sub {
  font-size: 16px;
  color: var(--bone-dim);
  max-width: 440px;
  margin: 0 auto 40px;
  line-height: 1.65;
}

.match-score {
  display: inline-block;
  font-family: var(--ff-display);
  font-size: 90px;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}

.match-score-label {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--bone-dim);
  text-transform: uppercase;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .nav-links { display: none; }
  .nav-hamburger { display: block; }

  .hero { padding: 100px 24px 60px; }
  .hero::before { display: none; }
  .hero-title { font-size: 52px; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .stat-div { display: none; }
  .hero-scroll-hint { left: 24px; }

  .concept { padding: 80px 24px; }
  .concept-grid { grid-template-columns: 1fr; }
  .concept-arrow { transform: rotate(90deg); text-align: left; }

  .features { padding: 80px 24px; }
  .features-grid { grid-template-columns: 1fr; }

  .dual-cta { grid-template-columns: 1fr; }
  .cta-card { padding: 56px 32px; }
  .cta-candidato { border-right: none; border-bottom: 1px solid var(--border); }

  .footer { padding: 48px 24px; }

  .page-wrap { padding: 100px 24px 60px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 40px; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 16px; }
  .features-grid { grid-template-columns: 1fr; }
}