/* Fuentes servidas desde la propia web, no desde Google: así no se manda la
   IP de cada visitante a un tercero sin su consentimiento. Variables (un
   fichero cubre todos los grosores), subconjunto latino. Licencia en fonts/OFL.txt. */
@font-face {
  font-family: "Funnel Display";
  src: url("/fonts/funnel-display.woff2") format("woff2");
  font-weight: 300 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Nunito Sans";
  src: url("/fonts/nunito-sans.woff2") format("woff2");
  font-weight: 200 1000;
  font-style: normal;
  font-display: swap;
}

/* ============================================================
   Loops Landing — Design system
   Dark theme matching the Flutter app's AppColors palette.
   ============================================================ */

:root {
  /* Paleta sincronizada con la app Flutter (AppColors) */
  --bg: #06122E;
  --bg-elevated: #16295A;
  --surface: #0E1E44;
  --surface-2: #122350;
  --border: rgba(255,255,255,.16);
  --border-strong: rgba(255,255,255,.30);
  --text: #FFFFFF;
  --text-secondary: rgba(255,255,255,.78);
  --text-tertiary: rgba(255,255,255,.56);
  --text-inverse: #06122E;
  --accent: #007EFC; /* Azul Pulso, el del logo */
  --accent-soft: #0E2A5E;
  --accent-hover: #3396FD;
  --success: #4FD69C;
  --warning: #FFB36B;
  --danger: #FF6B6B;
  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 24px;
  --radius-xl: 32px;
  --max-width: 1200px;
  --font: "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s;
}

a:hover {
  color: var(--accent-hover);
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   Header / Nav
   ============================================================ */
header {
  position: sticky;
  top: 0;
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
}

.brand-logo,
.brand-logo-img {
  width: 36px;
  height: 36px;
  border-radius: 9px; /* iOS-style squircle approximation */
  background: var(--accent);
  padding: 7px;
  object-fit: contain;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 18px;
  color: var(--text-inverse);
  object-fit: cover;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 15px;
}

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

.btn-nav {
  background: var(--accent);
  color: var(--text-inverse) !important;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
}

.btn-nav:hover {
  background: var(--accent-hover);
  color: var(--text-inverse) !important;
}

@media (max-width: 720px) {
  .nav-links a:not(.btn-nav) {
    display: none;
  }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 60%);
  z-index: 0;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

h1 .accent {
  color: var(--accent);
}

.hero p {
  font-size: clamp(17px, 2vw, 20px);
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto 40px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--text-inverse);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--text-inverse);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover {
  background: var(--bg-elevated);
  color: var(--text);
}

.btn-disabled {
  background: var(--surface);
  color: var(--text-tertiary);
  border: 1px solid var(--border);
  cursor: not-allowed;
}

.btn-disabled:hover {
  transform: none;
  color: var(--text-tertiary);
}

/* ============================================================
   Sections
   ============================================================ */
section {
  padding: 96px 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 18px;
}

/* ============================================================
   How it works — 3 cards
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 880px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s;
}

.step-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 20px;
}

.step-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-card p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* ============================================================
   Map
   ============================================================ */
.map-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
}

#map {
  width: 100%;
  height: 540px;
  background: #16295A;
}

@media (max-width: 720px) {
  #map { height: 420px; }
}

.map-loading,
.map-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--text-secondary);
  font-size: 15px;
  pointer-events: none;
  background: var(--surface);
  z-index: 500;
}

.map-stats {
  display: flex;
  gap: 32px;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-num {
  font-size: 40px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 6px;
}

/* Leaflet dark customization */
.leaflet-container {
  background: #16295A !important;
  font-family: var(--font);
}

.leaflet-popup-content-wrapper,
.leaflet-popup-tip {
  background: var(--bg-elevated) !important;
  color: var(--text) !important;
  border: 1px solid var(--border-strong) !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5) !important;
}

.leaflet-popup-content {
  margin: 14px 18px !important;
  font-size: 14px !important;
}

.leaflet-popup-content strong {
  color: var(--text);
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
}

.leaflet-popup-content span.cat {
  color: var(--accent);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.leaflet-popup-content small {
  color: var(--text-secondary);
  display: block;
  margin-top: 2px;
}

.leaflet-popup-close-button {
  color: var(--text-secondary) !important;
}

.merchant-pin {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg);
  box-shadow: 0 4px 12px rgba(200, 255, 94, 0.35);
  display: grid;
  place-items: center;
  color: var(--text-inverse);
  font-weight: 800;
  font-size: 13px;
  cursor: pointer;
}

/* ============================================================
   Cities grid
   ============================================================ */
.cities {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.city-chip {
  padding: 12px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-weight: 500;
  font-size: 15px;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.city-chip .count {
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
}

/* ============================================================
   Merchant list grid
   ============================================================ */
.merchant-filter {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 32px;
}

.filter-chip {
  padding: 8px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}

.filter-chip:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.filter-chip.active {
  background: var(--accent);
  color: var(--text-inverse);
  border-color: var(--accent);
}

.merchant-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.merchant-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}

.merchant-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.merchant-card-img {
  aspect-ratio: 16 / 10;
  background: var(--bg-elevated);
  background-size: cover;
  background-position: center;
  position: relative;
}

.merchant-card-img.no-img {
  display: grid;
  place-items: center;
  font-size: 48px;
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-soft);
}

.merchant-card-cashback {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent);
  color: var(--text-inverse);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.merchant-card-body {
  padding: 18px 18px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.merchant-card-cat {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-bottom: 6px;
}

.merchant-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text);
}

.merchant-card-addr {
  font-size: 13px;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.merchant-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-secondary);
  padding: 48px 24px;
}

/* ============================================================
   Merchant modal
   ============================================================ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow-y: auto;
}

.modal-backdrop.open {
  display: flex;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  max-width: 720px;
  width: 100%;
  max-height: 92vh;
  overflow-y: auto;
  position: relative;
  animation: modalIn 0.2s ease;
}

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

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  color: var(--text);
  font-size: 22px;
  cursor: pointer;
  display: grid;
  place-items: center;
  z-index: 2;
  transition: background 0.15s;
}

.modal-close:hover {
  background: rgba(0, 0, 0, 0.8);
}

.modal-hero {
  aspect-ratio: 16 / 9;
  background: var(--bg-elevated);
  background-size: cover;
  background-position: center;
  position: relative;
}

.modal-hero.no-img {
  display: grid;
  place-items: center;
  font-size: 80px;
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-soft);
}

.modal-gallery {
  display: flex;
  gap: 8px;
  padding: 12px 24px 0;
  overflow-x: auto;
}

.modal-gallery img {
  width: 96px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--radius-s);
  border: 1px solid var(--border);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.15s;
}

.modal-gallery img:hover {
  border-color: var(--accent);
}

.modal-body {
  padding: 24px 28px 28px;
}

.modal-cat {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.modal h2 {
  font-size: 30px;
  text-align: left;
  margin-bottom: 16px;
}

.modal-info-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
}

.modal-info-row:last-of-type {
  border-bottom: none;
}

.modal-info-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-elevated);
  display: grid;
  place-items: center;
  color: var(--accent);
  flex-shrink: 0;
}

.modal-info-content {
  flex: 1;
}

.modal-info-label {
  font-size: 12px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 2px;
}

.modal-info-value {
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}

.modal-desc {
  color: var(--text-secondary);
  margin: 16px 0 24px;
  font-size: 15px;
  line-height: 1.7;
}

.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.modal-actions .btn {
  flex: 1;
  min-width: 160px;
  justify-content: center;
}

@media (max-width: 540px) {
  .modal-body { padding: 20px; }
  .modal h2 { font-size: 24px; }
  .modal-actions .btn { width: 100%; }
}

/* ============================================================
   Download section
   ============================================================ */
.download {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
}

.download-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 64px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-inner::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 60%);
  pointer-events: none;
}

.download-inner > * {
  position: relative;
}

.store-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 32px;
  flex-wrap: wrap;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  background: #000;
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  color: #FFF;
  position: relative;
}

.store-btn .small {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  display: block;
}

.store-btn .big {
  font-size: 17px;
  font-weight: 600;
}

.store-btn .coming-soon {
  position: absolute;
  top: -10px;
  right: -10px;
  background: var(--accent);
  color: #FFF;
  font-size: 10px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  padding: 22px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 17px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  font-size: 24px;
  color: var(--accent);
  font-weight: 300;
  transition: transform 0.2s;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item .answer {
  padding: 0 24px 22px;
  color: var(--text-secondary);
  font-size: 15px;
}

/* ============================================================
   Footer
   ============================================================ */
footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
  background: var(--bg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 12px;
  max-width: 320px;
}

footer h4 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

footer ul {
  list-style: none;
}

footer ul li {
  margin-bottom: 10px;
}

footer ul a {
  color: var(--text-secondary);
  font-size: 14px;
}

footer ul a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-tertiary);
  font-size: 13px;
}

/* ============================================================
   Legal pages (privacy, terms, support)
   ============================================================ */
.legal {
  max-width: 760px;
  margin: 0 auto;
  padding: 96px 24px 64px;
}

.legal h1 {
  font-size: 40px;
  margin-bottom: 12px;
  text-align: left;
}

.legal .updated {
  color: var(--text-tertiary);
  font-size: 14px;
  margin-bottom: 48px;
}

.legal h2 {
  font-size: 24px;
  margin: 40px 0 16px;
  text-align: left;
  font-weight: 700;
}

.legal h3 {
  font-size: 18px;
  margin: 28px 0 12px;
  font-weight: 700;
  color: var(--text);
}

.legal p,
.legal ul,
.legal ol {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 16px;
}

.legal ul,
.legal ol {
  padding-left: 22px;
}

.legal li {
  margin-bottom: 8px;
}

.legal a {
  color: var(--accent);
  text-decoration: underline;
}

.legal strong {
  color: var(--text);
  font-weight: 600;
}

.legal .back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 24px;
  text-decoration: none;
}

.legal .back:hover {
  color: var(--text);
}