/* ══════════════════════════════════════════════════════════════════
   SECTIONS.CSS — Layout específico de cada sección
   Estructura y disposición. Sin colores hardcodeados.
══════════════════════════════════════════════════════════════════ */

/* ── §1 Hero ─────────────────────────────────────────────────── */
#hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 4rem; /* clearance del header */
}

#hero .hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 50%, rgba(107,114,144,0.12) 0%, transparent 70%),
    var(--dark-bg);
}

#hero .hero-bg-img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  opacity: 0.18;
  mix-blend-mode: luminosity;
}

#hero .container {
  position: relative;
  z-index: 1;
  padding-block: var(--section-pad);
}

#hero .hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

#hero .hero-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse-gold 2s ease-in-out infinite;
}

@keyframes pulse-gold {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(201,168,76,0.4); }
  50%       { opacity: 0.7; box-shadow: 0 0 0 6px rgba(201,168,76,0); }
}

#hero h1 {
  color: var(--dark-text);
  max-width: 18ch;
  margin-bottom: 1.5rem;
}

#hero h1 em {
  font-style: normal;
  color: var(--gold);
}

#hero .hero-tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--dark-muted);
  max-width: 52ch;
  margin-bottom: 3rem;
  line-height: 1.6;
}

#hero .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

#hero .hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
}

/* ── §2 Problema ─────────────────────────────────────────────── */
#problema .problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  margin-top: 3rem;
}

@media (max-width: 48rem) {
  #problema .problem-grid { grid-template-columns: 1fr; }
}

/* ── §3 Ecosistema ───────────────────────────────────────────── */
#ecosistema {
  position: relative;
  overflow: hidden;
}

#ecosistema .eco-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 56rem) {
  #ecosistema .eco-layout {
    grid-template-columns: 1fr;
  }
}

#ecosystem-svg-wrap {
  width: 100%;
  aspect-ratio: 1;
  max-width: 32rem;
  margin-inline: auto;
}

/* ── §4 Cómo Funciona ────────────────────────────────────────── */
#como-funciona .flow-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-top: 3rem;
}

@media (max-width: 56rem) {
  #como-funciona .flow-layout {
    grid-template-columns: 1fr;
  }
}

/* ── §5 Subasta en Vivo ──────────────────────────────────────── */
#simulador {
  position: relative;
}

#simulador .sim-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
  margin-top: 3rem;
}

@media (max-width: 64rem) {
  #simulador .sim-layout { grid-template-columns: 1fr; }
}

/* Componente del simulador */
.auction-card {
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.auction-card__photo {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #1A1A20;
}

.auction-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.auction-card__photo .live-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: #DC3545;
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 2rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.auction-card__photo .live-badge::before {
  content: '';
  width: 0.4rem;
  height: 0.4rem;
  background: #fff;
  border-radius: 50%;
  animation: blink 1.2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.auction-card__body {
  padding: 1.25rem;
}

.auction-card__title {
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  color: var(--dark-text);
  margin-bottom: 0.25rem;
}

.auction-card__meta {
  font-size: var(--text-xs);
  color: var(--dark-subtle);
  margin-bottom: 1.25rem;
}

.auction-card__price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.auction-card__price-label {
  font-size: var(--text-xs);
  color: var(--dark-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.auction-card__price {
  font-size: 1.75rem;
  font-weight: var(--weight-semibold);
  color: var(--gold);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
  transition: transform 0.15s var(--ease-spring);
}

.auction-card__price.bump {
  transform: scale(1.06);
}

.auction-card__countdown {
  font-size: var(--text-small);
  color: var(--dark-muted);
  font-variant-numeric: tabular-nums;
}

.auction-card__countdown .time-val {
  font-weight: var(--weight-semibold);
  color: var(--dark-text);
}

.auction-card__bids-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--dark-border);
  font-size: var(--text-xs);
  color: var(--dark-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.auction-card__feed {
  max-height: 11rem;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--dark-border) transparent;
}

.bid-entry {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 1.25rem;
  border-top: 1px solid var(--dark-border);
  font-size: var(--text-xs);
  animation: slide-in 0.35s var(--ease-out);
}

@keyframes slide-in {
  from { opacity: 0; transform: translateX(-0.5rem); }
  to   { opacity: 1; transform: translateX(0); }
}

.bid-entry__avatar {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  font-weight: 600;
  color: #fff;
  flex-shrink: 0;
}

.bid-entry__name { color: var(--dark-muted); flex: 1; }
.bid-entry__amount { color: var(--gold); font-weight: 600; }

.bid-entry--top .bid-entry__amount { font-size: 0.8125rem; }

.comment-entry {
  padding: 0.625rem 1.25rem;
  border-top: 1px solid var(--dark-border);
  font-size: var(--text-xs);
  color: var(--dark-muted);
  animation: slide-in 0.35s var(--ease-out);
}

.comment-entry strong { color: var(--dark-subtle); }

.auction-card__action {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--dark-border);
  display: flex;
  gap: 0.75rem;
}

.auction-card__action .btn { flex: 1; justify-content: center; }

/* Bid modal */
.bid-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
}

.bid-modal.open {
  opacity: 1;
  pointer-events: all;
}

.bid-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
}

.bid-modal__box {
  position: relative;
  z-index: 1;
  background: var(--dark-bg-2);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 100%;
  max-width: 26rem;
  transform: translateY(1rem);
  transition: transform var(--duration) var(--ease);
}

.bid-modal.open .bid-modal__box { transform: translateY(0); }

.bid-modal__title {
  font-size: var(--text-h3);
  font-weight: var(--weight-semibold);
  color: var(--dark-text);
  margin-bottom: 0.25rem;
}

.bid-modal__sub {
  font-size: var(--text-small);
  color: var(--dark-muted);
  margin-bottom: 1.5rem;
}

.bid-modal__input-wrap {
  position: relative;
  margin-bottom: 1rem;
}

.bid-modal__currency {
  position: absolute;
  left: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--dark-subtle);
  font-size: var(--text-small);
  pointer-events: none;
}

.bid-modal__input {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  color: var(--dark-text);
  font-family: var(--font-base);
  font-size: 1.25rem;
  font-weight: var(--weight-semibold);
  padding: 0.75rem 0.875rem 0.75rem 3rem;
  outline: none;
  transition: border-color var(--duration) var(--ease);
}

.bid-modal__input:focus { border-color: var(--gold); }

.bid-modal__note {
  font-size: var(--text-xs);
  color: var(--dark-subtle);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.bid-modal__actions { display: flex; gap: 0.75rem; }
.bid-modal__actions .btn { flex: 1; justify-content: center; }

/* ── §6 Modelo de Negocio ────────────────────────────────────── */
#modelo .modelo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
  margin-top: 3rem;
}

@media (max-width: 56rem) {
  #modelo .modelo-grid { grid-template-columns: 1fr; }
}

/* ── §7 Mercado ──────────────────────────────────────────────── */
#mercado .stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  margin-bottom: 3rem;
}

#mercado .market-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  margin-top: 2rem;
}

@media (max-width: 48rem) {
  #mercado .market-split { grid-template-columns: 1fr; }
}

/* ── §8 Ventaja Regulatoria ──────────────────────────────────── */
#regulatorio .reg-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
  margin-top: 3rem;
}

@media (max-width: 48rem) {
  #regulatorio .reg-grid { grid-template-columns: 1fr; }
}

/* ── §9 Proyecciones ─────────────────────────────────────────── */
#proyecciones .proj-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: start;
  margin-top: 3rem;
}

@media (max-width: 56rem) {
  #proyecciones .proj-layout { grid-template-columns: 1fr; }
}

/* ── §10 Tecnología ──────────────────────────────────────────── */
#tecnologia .tech-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-top: 3rem;
}

@media (max-width: 56rem) {
  #tecnologia .tech-layout { grid-template-columns: 1fr; }
}

.tech-stack-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: var(--text-small);
}

.tech-item:last-child { border-bottom: none; }

.tech-item__dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.tech-item__name { font-weight: var(--weight-medium); flex: 1; }
.tech-item__role { color: var(--text-muted); }

/* ── §11 Hoja de Ruta ────────────────────────────────────────── */
#roadmap .milestones {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 3rem;
}

/* ── §12 Equipo ──────────────────────────────────────────────── */
#equipo .roles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
  margin-top: 3rem;
}

@media (max-width: 48rem) {
  #equipo .roles-grid { grid-template-columns: 1fr; }
}

/* ── §13 CTA / Contacto ──────────────────────────────────────── */
#contacto {
  text-align: center;
}

#contacto .cta-content {
  max-width: 44rem;
  margin-inline: auto;
}

#contacto h2 { margin-bottom: 1.25rem; }
#contacto p  { margin-inline: auto; margin-bottom: 2.5rem; }

#contacto .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
}

#contacto .contact-info {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
  font-size: var(--text-small);
  color: var(--dark-muted);
}

#contacto .contact-info a {
  color: var(--dark-muted);
  transition: color var(--duration) var(--ease);
}

#contacto .contact-info a:hover { color: var(--gold); }

/* ── Footer ──────────────────────────────────────────────────── */
.site-footer {
  background: var(--dark-bg);
  border-top: 1px solid var(--dark-border);
  padding-block: 2rem;
}

.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: var(--text-xs);
  color: var(--dark-subtle);
}

/* ── Password screen ─────────────────────────────────────────── */
.password-screen {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dark-bg);
  padding: 1.5rem;
}

.password-box {
  width: 100%;
  max-width: 22rem;
  text-align: center;
}

.password-box .logo-mark {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--dark-subtle);
  margin-bottom: 0.5rem;
}

.password-box h1 {
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  font-weight: var(--weight-semibold);
  color: var(--dark-text);
  letter-spacing: var(--tracking-tight);
  margin-bottom: 0.5rem;
}

.password-box .subtitle {
  font-size: var(--text-small);
  color: var(--dark-muted);
  margin-bottom: 2.5rem;
  max-width: 26ch;
  margin-inline: auto;
}

.password-box .input-wrap {
  position: relative;
  margin-bottom: 1rem;
}

.password-box input {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  color: var(--dark-text);
  font-family: var(--font-base);
  font-size: var(--text-body);
  padding: 0.875rem 1rem;
  text-align: center;
  letter-spacing: 0.05em;
  outline: none;
  transition: border-color var(--duration) var(--ease);
}

.password-box input:focus { border-color: var(--accent); }

.password-box input.error { border-color: #DC3545; animation: shake 0.4s var(--ease); }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25%       { transform: translateX(-6px); }
  75%       { transform: translateX(6px); }
}

.password-box .error-msg {
  font-size: var(--text-xs);
  color: #DC3545;
  margin-bottom: 0.75rem;
  min-height: 1.2em;
}

.password-box .btn { width: 100%; justify-content: center; }

.password-box .footnote {
  margin-top: 2rem;
  font-size: var(--text-xs);
  color: var(--dark-subtle);
}