/* ============================================
   TRAMICHI — Premium Style System
   Inspired by: Apple, Massimo Dutti, COS, Porsche
   Palette: #F5F0EB #D4C5B0 #9C9185 #1C1C1C #C9A961
   Fonts: Playfair Display / Inter
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --tram-blanco-roto: #F5F0EB;
  --tram-arena: #D4C5B0;
  --tram-gris-calido: #9C9185;
  --tram-negro: #1C1C1C;
  --tram-oro: #C9A961;
  --tram-blanco: #FFFFFF;
  --tram-gris-claro: #E8E4DF;
  --tram-gris-medio: #6B6258;
  --tram-texto: #2C2C2C;
  --tram-texto-light: #6B6B6B;
  --tram-serif: 'Playfair Display', Georgia, serif;
  --tram-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --tram-radius: 12px;
  --tram-radius-sm: 8px;
  --tram-transition: 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  --tram-container: 1200px;
  --tram-container-narrow: 800px;
  --tram-header-h: 72px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--tram-sans);
  color: var(--tram-texto);
  background: var(--tram-blanco-roto);
  line-height: 1.6;
  overflow-x: hidden;
}

/* --- Utilities --- */
.container { max-width: var(--tram-container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--tram-container-narrow); margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.tramichi-gold { color: var(--tram-oro); }
.tramichi-light { color: var(--tram-texto-light); }

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--tram-serif);
  color: var(--tram-negro);
  line-height: 1.15;
  font-weight: 500;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.75rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.75rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h4 { font-size: clamp(1rem, 1.5vw, 1.25rem); }
p { margin-bottom: 1.25rem; color: var(--tram-texto); }
a { color: inherit; text-decoration: none; transition: opacity var(--tram-transition); }
a:hover { opacity: 0.75; }
.section-tag {
  display: inline-block;
  font-family: var(--tram-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tram-oro);
  margin-bottom: 1rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.tramichi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--tram-sans);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--tram-transition);
  text-decoration: none;
  line-height: 1;
}
.tramichi-btn-primary {
  background: var(--tram-negro);
  color: var(--tram-blanco-roto);
}
.tramichi-btn-primary:hover {
  background: var(--tram-gris-medio);
  opacity: 1;
  transform: translateY(-1px);
}
.tramichi-btn-outline {
  background: transparent;
  color: var(--tram-negro);
  border: 1px solid var(--tram-negro);
}
.tramichi-btn-outline:hover {
  background: var(--tram-negro);
  color: var(--tram-blanco-roto);
  opacity: 1;
}
.tramichi-btn-ghost {
  background: transparent;
  color: var(--tram-negro);
  padding: 8px 0;
  border-bottom: 1px solid var(--tram-oro);
  border-radius: 0;
}
.tramichi-btn-ghost:hover { color: var(--tram-oro); opacity: 1; }
.tramichi-btn-gold {
  background: var(--tram-oro);
  color: var(--tram-blanco);
}
.tramichi-btn-gold:hover {
  background: #b8974a;
  opacity: 1;
  transform: translateY(-1px);
}
.tramichi-btn-white {
  background: var(--tram-blanco);
  color: var(--tram-negro);
}
.tramichi-btn-white:hover {
  background: var(--tram-gris-claro);
  opacity: 1;
}
.tramichi-btn-lg { padding: 18px 40px; font-size: 1rem; }
.tramichi-btn-sm { padding: 10px 20px; font-size: 0.75rem; }
.tramichi-btn-block { width: 100%; }

/* ============================================
   HEADER
   ============================================ */
.tramichi-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--tram-header-h);
  background: rgba(245, 240, 235, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(232, 228, 223, 0.6);
  transition: all var(--tram-transition);
}
.tramichi-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--tram-container);
  margin: 0 auto;
  padding: 0 24px;
}
.tramichi-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.tramichi-logo__text {
  font-family: var(--tram-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tram-negro);
}
.tramichi-logo__tag {
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--tram-gris-calido);
  margin-top: 2px;
}
.tramichi-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tramichi-nav__menu {
  display: flex;
  list-style: none;
  gap: 4px;
}
.tramichi-nav__menu a {
  display: block;
  padding: 8px 16px;
  font-size: 0.8125rem;
  color: var(--tram-texto-light);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--tram-radius-sm);
  transition: all var(--tram-transition);
}
.tramichi-nav__menu a:hover {
  color: var(--tram-negro);
  background: rgba(28, 28, 28, 0.04);
  opacity: 1;
}
.tramichi-nav__cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  background: var(--tram-negro);
  color: var(--tram-blanco-roto) !important;
  font-family: var(--tram-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--tram-radius-sm);
  transition: all var(--tram-transition);
  margin-left: 8px;
}
.tramichi-nav__cta:hover {
  background: var(--tram-gris-medio);
  opacity: 1;
  transform: translateY(-1px);
}
.tramichi-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.tramichi-nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--tram-negro);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ============================================
   MAIN
   ============================================ */
.tramichi-main {
  min-height: 60vh;
  padding-top: var(--tram-header-h);
}

/* ============================================
   HERO
   ============================================ */
.tramichi-hero {
  position: relative;
  min-height: calc(100vh - var(--tram-header-h));
  display: flex;
  align-items: center;
  text-align: center;
  padding: 80px 24px;
  overflow: hidden;
}
.tramichi-hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--tram-blanco-roto) 0%, #EDE6DE 40%, #E8DDD2 100%);
  z-index: 0;
}
.tramichi-hero__bg::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 169, 97, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.tramichi-hero__content {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
}
.tramichi-hero h1 {
  margin-bottom: 24px;
}
.tramichi-hero h1 .tramichi-gold {
  font-style: italic;
}
.tramichi-hero__sub {
  font-size: 1.125rem;
  color: var(--tram-texto-light);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 48px;
}
.tramichi-hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.tramichi-hero__badge {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 48px;
  font-size: 0.8125rem;
  color: var(--tram-texto-light);
}
.tramichi-hero__badge span {
  display: flex;
  align-items: center;
  gap: 6px;
}
.tramichi-hero__badge span::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--tram-oro);
  border-radius: 50%;
}

/* ============================================
   SECTIONS — Common
   ============================================ */
.tramichi-section {
  padding: clamp(60px, 8vw, 120px) 24px;
}
.tramichi-section__title {
  text-align: center;
  margin-bottom: 12px;
}
.tramichi-section__sub {
  text-align: center;
  color: var(--tram-texto-light);
  font-size: 1.0625rem;
  max-width: 600px;
  margin: 0 auto 48px;
}
.tramichi-section--dark {
  background: var(--tram-negro);
  color: var(--tram-blanco-roto);
}
.tramichi-section--dark h2,
.tramichi-section--dark h3,
.tramichi-section--dark p {
  color: var(--tram-blanco-roto);
}
.tramichi-section--light {
  background: var(--tram-blanco);
}
.tramichi-section--border {
  border-top: 1px solid var(--tram-gris-claro);
}

/* ============================================
   GRID
   ============================================ */
.tramichi-grid {
  display: grid;
  gap: 24px;
}
.tramichi-grid-2 { grid-template-columns: repeat(2, 1fr); }
.tramichi-grid-3 { grid-template-columns: repeat(3, 1fr); }
.tramichi-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ============================================
   CARDS
   ============================================ */
.tramichi-card {
  background: var(--tram-blanco);
  border: 1px solid var(--tram-gris-claro);
  padding: 32px;
  transition: all var(--tram-transition);
}
.tramichi-card:hover {
  border-color: var(--tram-oro);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
}
.tramichi-card h3 {
  margin-bottom: 8px;
}
.tramichi-card p {
  color: var(--tram-texto-light);
  font-size: 0.9375rem;
  margin-bottom: 16px;
}

/* --- Profile Card --- */
.tramichi-profile-card {
  text-align: center;
  padding: 40px 32px;
}
.tramichi-profile-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--tram-arena), var(--tram-gris-claro));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}
.tramichi-profile-card__palette {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin: 16px 0;
}
.tramichi-profile-card__palette span {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid var(--tram-gris-claro);
}
.tramichi-profile-card__price {
  font-family: var(--tram-serif);
  font-size: 1.125rem;
  color: var(--tram-oro);
  font-weight: 600;
  margin: 12px 0;
}

/* --- Collection Card --- */
.tramichi-collection-card {
  background: var(--tram-blanco);
  border: 1px solid var(--tram-gris-claro);
  overflow: hidden;
  transition: all var(--tram-transition);
}
.tramichi-collection-card:hover {
  border-color: var(--tram-oro);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
}
.tramichi-collection-card__header {
  padding: 24px 24px 0;
}
.tramichi-collection-card__header h3 { margin-bottom: 4px; }
.tramichi-collection-card__price {
  font-family: var(--tram-serif);
  font-size: 2rem;
  color: var(--tram-oro);
  font-weight: 600;
  margin: 12px 0;
}
.tramichi-collection-card__items {
  padding: 24px;
  list-style: none;
}
.tramichi-collection-card__items li {
  padding: 10px 0;
  border-bottom: 1px solid var(--tram-gris-claro);
  font-size: 0.9375rem;
  display: flex;
  justify-content: space-between;
}
.tramichi-collection-card__items li:last-child { border-bottom: none; }
.tramichi-collection-card__action {
  padding: 16px 24px;
  border-top: 1px solid var(--tram-gris-claro);
}

/* ============================================
   TEST (DNA)
   ============================================ */
.tramichi-test {
  max-width: 680px;
  margin: 0 auto;
  padding: 60px 24px;
}
.tramichi-test__progress {
  display: flex;
  gap: 8px;
  margin-bottom: 40px;
  justify-content: center;
}
.tramichi-test__progress-dot {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: var(--tram-gris-claro);
  transition: background var(--tram-transition);
}
.tramichi-test__progress-dot.active { background: var(--tram-negro); }
.tramichi-test__progress-dot.done { background: var(--tram-oro); }

.tramichi-test__step {
  display: none;
  animation: fadeIn 0.4s ease;
}
.tramichi-test__step.active { display: block; }
.tramichi-test__step h2 { margin-bottom: 8px; }
.tramichi-test__step p { color: var(--tram-texto-light); margin-bottom: 32px; }

.tramichi-test__options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.tramichi-test__option {
  display: block;
  padding: 18px 24px;
  background: var(--tram-blanco);
  border: 1px solid var(--tram-gris-claro);
  border-radius: 0;
  cursor: pointer;
  transition: all var(--tram-transition);
  font-family: var(--tram-sans);
  font-size: 1rem;
  text-align: left;
  color: var(--tram-texto);
}
.tramichi-test__option:hover {
  border-color: var(--tram-oro);
  background: #FAF7F4;
}
.tramichi-test__option.selected {
  border-color: var(--tram-negro);
  background: var(--tram-negro);
  color: var(--tram-blanco-roto);
}
.tramichi-test__option .option-label {
  display: block;
  font-weight: 500;
  margin-bottom: 2px;
}
.tramichi-test__option .option-desc {
  font-size: 0.8125rem;
  opacity: 0.7;
}
.tramichi-test__option.selected .option-desc { opacity: 0.8; }
.tramichi-test__actions {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   PERFIL RESULT
   ============================================ */
.tramichi-result {
  padding: 60px 24px;
  max-width: 900px;
  margin: 0 auto;
}
.tramichi-result__header {
  text-align: center;
  margin-bottom: 48px;
}
.tramichi-result__badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--tram-negro);
  color: var(--tram-blanco-roto);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.tramichi-result__profile-name {
  font-family: var(--tram-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: 12px;
}
.tramichi-result__profile-desc {
  color: var(--tram-texto-light);
  max-width: 600px;
  margin: 0 auto;
}
.tramichi-result__data {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 32px 0;
}
.tramichi-result__data-item {
  text-align: center;
  padding: 20px;
  background: var(--tram-blanco);
  border: 1px solid var(--tram-gris-claro);
}
.tramichi-result__data-item .value {
  font-family: var(--tram-serif);
  font-size: 1.5rem;
  color: var(--tram-oro);
  font-weight: 600;
}
.tramichi-result__data-item .label {
  font-size: 0.8125rem;
  color: var(--tram-texto-light);
  margin-top: 4px;
}

/* --- Wardrobe Items --- */
.tramichi-wardrobe {
  margin: 40px 0;
}
.tramichi-wardrobe h3 {
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.tramichi-wardrobe__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.tramichi-wardrobe__item {
  background: var(--tram-blanco);
  border: 1px solid var(--tram-gris-claro);
  padding: 16px;
  transition: all var(--tram-transition);
}
.tramichi-wardrobe__item:hover {
  border-color: var(--tram-oro);
}
.tramichi-wardrobe__item .item-name {
  font-weight: 500;
  font-size: 0.9375rem;
  margin-bottom: 2px;
}
.tramichi-wardrobe__item .item-price {
  color: var(--tram-oro);
  font-size: 0.8125rem;
  font-family: var(--tram-serif);
}
.tramichi-wardrobe__item .item-store {
  font-size: 0.75rem;
  color: var(--tram-texto-light);
}

/* ============================================
   EMAIL CAPTURE
   ============================================ */
.tramichi-email-section {
  padding: 80px 24px;
  background: var(--tram-negro);
  text-align: center;
}
.tramichi-email-section h2 {
  color: var(--tram-blanco-roto);
  margin-bottom: 8px;
}
.tramichi-email-section p {
  color: var(--tram-gris-calido);
  margin-bottom: 32px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.tramichi-email-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}
.tramichi-email-form input[type="email"] {
  flex: 1;
  padding: 16px 20px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--tram-blanco);
  font-family: var(--tram-sans);
  font-size: 0.9375rem;
  outline: none;
  transition: border var(--tram-transition);
}
.tramichi-email-form input[type="email"]::placeholder {
  color: rgba(255,255,255,0.35);
}
.tramichi-email-form input[type="email"]:focus {
  border-color: var(--tram-oro);
}
.tramichi-email-form button {
  flex-shrink: 0;
}
.tramichi-email__benefits {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-top: 20px;
  font-size: 0.8125rem;
  color: var(--tram-gris-calido);
}
.tramichi-email__benefits span {
  display: flex;
  align-items: center;
  gap: 6px;
}
.tramichi-email__success {
  display: none;
  color: var(--tram-oro);
  font-size: 1rem;
}
.tramichi-email__success.show { display: block; }

/* ============================================
   STEPS / HOW IT WORKS
   ============================================ */
.tramichi-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}
.tramichi-step {
  text-align: center;
}
.tramichi-step__number {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  background: var(--tram-negro);
  color: var(--tram-blanco-roto);
  font-family: var(--tram-serif);
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tramichi-step h4 { margin-bottom: 8px; }
.tramichi-step p {
  color: var(--tram-texto-light);
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.tramichi-page-header {
  padding: calc(var(--tram-header-h) + 60px) 24px 48px;
  text-align: center;
  background: var(--tram-blanco);
  border-bottom: 1px solid var(--tram-gris-claro);
}
.tramichi-page-header h1 { margin-bottom: 8px; }
.tramichi-page-header p { color: var(--tram-texto-light); max-width: 500px; margin: 0 auto; }

/* ============================================
   FOOTER
   ============================================ */
.tramichi-footer {
  background: var(--tram-negro);
  color: var(--tram-gris-claro);
  padding: 80px 24px 32px;
}
.tramichi-footer__inner {
  max-width: var(--tram-container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 48px;
  margin-bottom: 48px;
}
.tramichi-footer__logo {
  font-family: var(--tram-serif);
  font-size: 1.25rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tram-blanco-roto);
}
.tramichi-footer__desc {
  color: var(--tram-gris-calido);
  font-size: 0.875rem;
  margin-top: 12px;
  max-width: 280px;
}
.tramichi-footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.tramichi-footer__col h4 {
  font-family: var(--tram-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tram-gris-calido);
  margin-bottom: 16px;
}
.tramichi-footer__col a {
  display: block;
  color: var(--tram-gris-claro);
  font-size: 0.875rem;
  padding: 4px 0;
  transition: color var(--tram-transition);
}
.tramichi-footer__col a:hover { color: var(--tram-oro); opacity: 1; }
.tramichi-footer__bottom {
  max-width: var(--tram-container);
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--tram-gris-calido);
}
.tramichi-footer__bottom p { margin-bottom: 0; color: inherit; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .tramichi-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .tramichi-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .tramichi-footer__inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  h1 { font-size: 1.875rem; }
  h2 { font-size: 1.5rem; }

  .tramichi-grid-2,
  .tramichi-grid-3,
  .tramichi-grid-4 { grid-template-columns: 1fr; }

  .tramichi-steps { grid-template-columns: 1fr; gap: 24px; }

  .tramichi-nav__menu {
    display: none;
    position: absolute;
    top: var(--tram-header-h);
    left: 0;
    right: 0;
    background: var(--tram-blanco-roto);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--tram-gris-claro);
  }
  .tramichi-nav__menu.open { display: flex; }
  .tramichi-nav__cta {
    display: none;
  }
  .tramichi-nav__toggle { display: flex; }

  .tramichi-hero__badge { flex-direction: column; align-items: center; gap: 12px; }
  .tramichi-hero__actions { flex-direction: column; align-items: center; }

  .tramichi-email-form { flex-direction: column; }
  .tramichi-footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .tramichi-footer__links { grid-template-columns: 1fr 1fr; }

  .tramichi-result__data { grid-template-columns: 1fr; }
}