/* ============================================================
   CSS VARIABLES — Fluxtro brand palette extracted from assets
   Deep navy/dark base + violet dominant + cyan/orange accents
============================================================ */
:root {
  --bg-deep:       #0a0812;
  --bg-card:       #100e1a;
  --bg-elevated:   #16132a;
  --violet-deep:   #1e0a3c;
  --violet-mid:    #4a1a8a;
  --violet-bright: #7c3aed;
  --violet-glow:   #9d5cf6;
  --cyan:          #00e5ff;
  --cyan-dim:      #00b4cc;
  --orange:        #ff8c00;
  --orange-glow:   #ffb347;
  --magenta:       #d946ef;
  --white:         #f0ecff;
  --white-dim:     #a89ec0;
  --border:        rgba(124,58,237,0.25);
  --border-bright: rgba(124,58,237,0.6);
  --glow-violet:   rgba(124,58,237,0.15);
  --glow-cyan:     rgba(0,229,255,0.12);
}

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

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg-deep);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  overflow-x: hidden;
  /* Subtle star-field noise texture */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(74,26,138,0.4) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 60%, rgba(0,229,255,0.05) 0%, transparent 50%);
}

/* ============================================================
   DECORATIVE STAR PARTICLES
============================================================ */
.stars {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.star {
  position: absolute;
  width: 2px; height: 2px;
  background: var(--white);
  border-radius: 50%;
  animation: twinkle var(--d, 4s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
  opacity: var(--op, 0.4);
}
@keyframes twinkle {
  0%, 100% { opacity: var(--op, 0.4); transform: scale(1); }
  50%       { opacity: 0.05; transform: scale(0.5); }
}

/* ============================================================
   LAYOUT
============================================================ */
.page-wrapper {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   NAV
============================================================ */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(10,8,18,0.8);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.08em;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
}
.logo span { color: var(--cyan); }
.logo-dot { color: var(--violet-glow); }
.nav-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  color: var(--cyan-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--border-bright);
  padding: 4px 10px;
  border-radius: 20px;
}

/* ============================================================
   HERO
============================================================ */
.hero {
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
}
.hero-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.hero-eyebrow::before,
.hero-eyebrow::after {
  content: '';
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan));
}
.hero-eyebrow::after {
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.hero h1 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 1;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
  /* Split color treatment */
  background: linear-gradient(135deg, var(--white) 0%, var(--violet-glow) 50%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
}
.hero-sub {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 500;
  color: var(--white-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 32px;
}
.hero-desc {
  max-width: 600px;
  margin: 0 auto 48px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--white-dim);
}
.hero-desc em {
  color: var(--violet-glow);
  font-style: normal;
  font-weight: 500;
}

/* Glowing orb behind title */
.hero-orb {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124,58,237,0.2) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(40px);
  animation: pulse-orb 6s ease-in-out infinite;
}
@keyframes pulse-orb {
  0%, 100% { opacity: 0.7; }
  50%       { opacity: 1; }
}

/* CTA scroll hint */
.scroll-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--white-dim);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: 'Space Mono', monospace;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}
.scroll-arrow {
  width: 20px; height: 20px;
  border-right: 2px solid var(--violet-glow);
  border-bottom: 2px solid var(--violet-glow);
  transform: rotate(45deg);
}

/* ============================================================
   FEATURES STRIP
============================================================ */
.features-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 80px;
}
.feature-item {
  background: var(--bg-card);
  padding: 32px 28px;
  text-align: center;
  transition: background 0.3s;
}
.feature-item:hover { background: var(--bg-elevated); }
.feature-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
}
.feature-title {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.feature-desc {
  font-size: 0.85rem;
  color: var(--white-dim);
  line-height: 1.6;
}

/* ============================================================
   FORM SECTION
============================================================ */
.form-section {
  margin-bottom: 100px;
}
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 14px;
  display: block;
}
.section-title {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 12px;
}
.section-desc {
  color: var(--white-dim);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 48px;
  position: relative;
  overflow: hidden;
  /* Corner glow effects */
  box-shadow:
    0 0 60px rgba(124,58,237,0.08),
    inset 0 1px 0 rgba(255,255,255,0.05);
}
.form-card::before {
  content: '';
  position: absolute;
  top: -1px; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--violet-bright), var(--cyan), var(--violet-bright), transparent);
}
.form-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(circle, var(--glow-cyan) 0%, transparent 70%);
  pointer-events: none;
}

/* Form grid */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group.full { grid-column: 1 / -1; }

label {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan-dim);
}
label .required {
  color: var(--magenta);
  margin-left: 3px;
}
label .hint {
  color: var(--white-dim);
  font-size: 0.6rem;
  text-transform: none;
  letter-spacing: 0;
  margin-left: 6px;
  opacity: 0.7;
}

/* Shared input styles */
input, select {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  outline: none;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}
input::placeholder { color: rgba(168,158,192,0.4); }
input:focus, select:focus {
  border-color: var(--violet-bright);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.15), 0 0 20px rgba(124,58,237,0.1);
  background: var(--violet-deep);
}
input:hover, select:hover { border-color: rgba(124,58,237,0.5); }

/* Género gramatical — pills de selección */
.genero-row {
  display: flex;
  gap: 10px;
}
.genero-row input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.genero-pill {
  flex: 1;
  text-align: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 8px;
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  user-select: none;
}
.genero-pill:hover { border-color: rgba(124,58,237,0.5); }
.genero-row input[type="radio"]:checked + .genero-pill {
  border-color: var(--violet-bright);
  background: var(--violet-deep);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.15), 0 0 20px rgba(124,58,237,0.1);
}

/* Honeypot anti-spam — invisible para humanos, los bots lo llenan */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* Success screen — estilos de marca */
.success-title {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1.9rem;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}
.success-title .success-name { color: var(--violet-glow); }
.success-text {
  color: var(--white-dim);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 480px;
  margin: 0 auto;
}
.success-text strong { color: var(--cyan); font-weight: 500; }

/* Date / time native inputs — fix calendar icon color */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7) sepia(1) saturate(5) hue-rotate(220deg);
  cursor: pointer;
  opacity: 0.6;
}
input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="time"]::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
}

/* Select wrapper with custom arrow */
.select-wrapper {
  position: relative;
}
.select-wrapper::after {
  content: '▾';
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--violet-glow);
  pointer-events: none;
  font-size: 1rem;
}
select { padding-right: 36px; cursor: pointer; }
select option {
  background: var(--bg-elevated);
  color: var(--white);
}
select:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Location group — three selects in a row */
.location-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

/* Loading spinner inside select */
.select-loading { animation: spin 0.8s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Divider inside form */
.form-divider {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 8px 0;
}
.form-divider span {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--violet-glow);
  white-space: nowrap;
}
.form-divider::before, .form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Submit button */
.btn-submit {
  grid-column: 1 / -1;
  margin-top: 12px;
  padding: 18px 32px;
  background: linear-gradient(135deg, var(--violet-bright) 0%, var(--magenta) 100%);
  border: none;
  border-radius: 12px;
  color: var(--white);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 30px rgba(124,58,237,0.4);
}
.btn-submit::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s;
}
.btn-submit:hover::before { left: 100%; }
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(124,58,237,0.55);
}
.btn-submit:active { transform: translateY(0); }
.btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Privacy note */
.privacy-note {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--white-dim);
  opacity: 0.6;
  line-height: 1.5;
}
.privacy-note a { color: var(--violet-glow); text-decoration: none; }

/* ============================================================
   SUCCESS STATE
============================================================ */
.success-screen {
  display: none;
  text-align: center;
  padding: 60px 40px;
  animation: fadeIn 0.5s ease;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.success-icon {
  font-size: 4rem;
  margin-bottom: 24px;
  display: block;
  animation: pop 0.5s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes pop { from { transform: scale(0); } to { transform: scale(1); } }
.success-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.success-desc {
  color: var(--white-dim);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 440px;
  margin: 0 auto;
}
.success-desc em { color: var(--cyan); font-style: normal; }

/* ============================================================
   MANIFESTO SECTION
============================================================ */
.manifesto {
  margin-bottom: 100px;
  padding: 60px 0;
  text-align: center;
  position: relative;
}
.manifesto-quote {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 500;
  line-height: 1.5;
  color: var(--white);
  max-width: 780px;
  margin: 0 auto 32px;
}
.manifesto-quote strong {
  background: linear-gradient(90deg, var(--violet-glow), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.manifesto-attr {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
}

/* ============================================================
   FOOTER
============================================================ */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 24px;
  text-align: center;
}
.footer-logo {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--white-dim);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.footer-logo span { color: var(--cyan); }
.footer-note {
  font-size: 0.75rem;
  color: var(--white-dim);
  opacity: 0.4;
}

/* ============================================================
   TYPEAHEAD (ciudad autocomplete)
============================================================ */
.typeahead-wrapper {
  position: relative;
}
.typeahead-list {
  position: absolute;
  top: calc(100% + 4px);
  left: 0; right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-bright);
  border-radius: 10px;
  max-height: 220px;
  overflow-y: auto;
  z-index: 200;
  list-style: none;
  padding: 4px 0;
  display: none;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.typeahead-list.open { display: block; }
.typeahead-list li {
  padding: 10px 16px;
  font-size: 0.9rem;
  color: var(--white);
  cursor: pointer;
  transition: background 0.15s;
}
.typeahead-list li:hover,
.typeahead-list li.active {
  background: var(--violet-deep);
  color: var(--cyan);
}
.typeahead-list li.no-results {
  color: var(--white-dim);
  cursor: default;
  font-style: italic;
}
.typeahead-list li.manual-entry {
  color: var(--violet-glow);
  border-top: 1px solid var(--border);
  margin-top: 4px;
  padding-top: 12px;
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 768px) {
  .features-strip { grid-template-columns: 1fr; }
  .form-card { padding: 28px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-group.full { grid-column: 1; }
  .btn-submit, .privacy-note { grid-column: 1; }
  .location-row { grid-template-columns: 1fr; }
}

/* ============================================================
   ENTRY ANIMATIONS
============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s ease forwards;
}
.fade-up:nth-child(2) { animation-delay: 0.1s; }
.fade-up:nth-child(3) { animation-delay: 0.2s; }
.fade-up:nth-child(4) { animation-delay: 0.3s; }
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Error state for inputs */
input.error, select.error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239,68,68,0.15);
}
.error-msg {
  font-size: 0.72rem;
  color: #f87171;
  font-family: 'Space Mono', monospace;
  display: none;
}
.error-msg.visible { display: block; }