/* ============================================================
   VERIFICADOR DE NÚMEROS — Global Styles
   ============================================================ */

:root {
  --color-primary: #4f5fd5;
  --color-primary-dark: #5c3d8e;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-bg: #f9fafb;
  --color-white: #ffffff;
  --color-border: #e5e7eb;
  --color-error: #ef4444;
  --color-success: #10b981;

  /* phone type colors — darkened for WCAG AA with white text */
  --color-spam: #c81e1e;
  --color-telemarketing: #c2410c;
  --color-scam: #9a3412;
  --color-lost-call: #7e22ce;
  --color-identity-theft: #a16207;
  --color-unknown: #6b7280;

  --radius: 12px;
  --radius-sm: 6px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --max-width: 1200px;
  --container-padding: 1.5rem;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
ul, ol { padding-left: 1.5rem; }

/* ---- Layout ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}
.page-wrapper { min-height: 100vh; display: flex; flex-direction: column; }
.page-content { flex: 1; }

/* ---- Header ---- */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.site-header__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-primary);
  text-decoration: none;
}
.logo-icon { font-size: 1.4rem; }
.site-header__nav { display: flex; gap: 1.5rem; }
.nav-link { color: var(--color-text-light); font-weight: 500; }
.nav-link:hover { color: var(--color-primary); text-decoration: none; }

/* ---- Footer ---- */
.site-footer {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  margin-top: auto;
}
.site-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}
.footer-copy { color: var(--color-text-light); font-size: 0.9rem; }
.footer-links { display: flex; gap: 0.5rem; flex-wrap: wrap; justify-content: center; }
.footer-link { color: var(--color-text-light); font-size: 0.85rem; }
.footer-sep { color: var(--color-border); }

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity 0.2s;
}
.btn:hover { opacity: 0.9; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn--primary { background: var(--color-primary); color: white; }
.btn--secondary { background: var(--color-white); color: var(--color-primary); border: 2px solid var(--color-primary); }

/* ---- Back link ---- */
.back-link {
  display: inline-block;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.back-link:hover { color: var(--color-primary); text-decoration: none; }

/* ---- Messages ---- */
.success-msg {
  background: #d1fae5;
  color: #065f46;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  margin: 1rem 0;
}
.error-msg {
  background: #fee2e2;
  color: #991b1b;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin: 1rem 0;
}

/* ---- Spinner ---- */
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 1rem auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   HOME PAGE
   ============================================================ */

.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  padding: 4rem 0 3rem;
  text-align: center;
}
.hero__title {
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 1rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  word-wrap: break-word;
}
.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  opacity: 0.9;
  max-width: 640px;
  margin: 0 auto;
}

/* Search */
.home-page__search { padding: 2rem 0; }
.search-island { }
.search-bar {
  display: flex;
  gap: 0.5rem;
  max-width: 560px;
  margin: 0 auto;
}
.search-bar__input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: 30px;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}
.search-bar__input:focus { border-color: var(--color-primary); }
.search-bar__input--error { border-color: var(--color-error); }
.search-bar__btn {
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.search-bar__error {
  text-align: center;
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

/* Recent searches */
.recent-searches { max-width: 720px; margin: 2rem auto 0; }
.recent-searches--loading { text-align: center; color: var(--color-text-light); padding: 1rem; }
.recent-searches__title {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
}
.recent-searches__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}
.recent-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.875rem 1rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
  position: relative;
}
.recent-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(102,126,234,0.12);
  transform: translateY(-1px);
  text-decoration: none;
}
.recent-card__number { font-weight: 700; font-size: 1rem; letter-spacing: 0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.recent-card__meta { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; min-width: 0; }
.recent-card__count { font-size: 0.78rem; color: var(--color-text-light); white-space: nowrap; flex-shrink: 0; }

/* Features */
.features { padding: 4rem 0; background: var(--color-white); }
.features__title { font-size: 1.75rem; font-weight: 700; text-align: center; margin-bottom: 2.5rem; }
.features__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }
.feature-card { padding: 1.5rem; border: 1px solid var(--color-border); border-radius: var(--radius); text-align: center; }
.feature-card__icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.feature-card__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.feature-card__desc { color: var(--color-text-light); font-size: 0.925rem; }
.feature-card__link { display: inline-block; margin-top: 0.75rem; font-size: 0.875rem; color: var(--color-primary); text-decoration: underline; }

/* How it works */
.how-it-works { padding: 4rem 0; }
.how-it-works__title { font-size: 1.75rem; font-weight: 700; text-align: center; margin-bottom: 2.5rem; }
.how-it-works__steps { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; }
.step { display: flex; gap: 1rem; padding: 1.25rem; background: var(--color-white); border-radius: var(--radius); border: 1px solid var(--color-border); }
.step__number { width: 36px; height: 36px; background: var(--color-primary); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }
.step__title { font-weight: 600; margin-bottom: 0.25rem; }
.step__desc { color: var(--color-text-light); font-size: 0.9rem; }

/* Phone types */
.phone-types { padding: 3rem 0; background: var(--color-white); }
.phone-types__title { font-size: 1.75rem; font-weight: 700; text-align: center; margin-bottom: 1.5rem; }
.phone-types__grid { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.type-badge { padding: 0.4rem 1rem; border-radius: 20px; font-size: 0.875rem; font-weight: 600; color: white; }

/* FAQ */
.faq { padding: 4rem 0; }
.faq__title { font-size: 1.75rem; font-weight: 700; text-align: center; margin-bottom: 2rem; }
.faq__list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; }
.faq-item { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1.25rem; }
.faq-item__q { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; }
.faq-item__a { color: var(--color-text-light); font-size: 0.925rem; }

/* ============================================================
   PHONE DETAIL ISLAND (loading state)
   ============================================================ */

.phone-detail-island { }
.phone-detail-island--loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
  color: var(--color-text-light);
}

/* ============================================================
   PHONE DETAIL PAGE
   ============================================================ */

.phone-detail-page { max-width: 860px; }
.breadcrumb { margin-bottom: 1.25rem; font-size: 0.875rem; }
.breadcrumb__link { color: var(--color-primary); }
.breadcrumb__sep { color: var(--color-text-light); margin: 0 0.3rem; }
.breadcrumb__current { color: var(--color-text-light); }

.phone-header { margin-bottom: 2rem; }
.phone-header__number { font-size: 2rem; font-weight: 800; color: var(--color-primary); margin-bottom: 0.5rem; }
.phone-header__desc { color: var(--color-text-light); }

/* Stats */
.stats-grid { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2rem; }
.stat-card { padding: 0.75rem 1.25rem; background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-sm); min-width: 100px; }
.stat-card__value { font-size: 1.5rem; font-weight: 700; }
.stat-card__label { font-size: 0.8rem; color: var(--color-text-light); margin-top: 0.1rem; }

/* Tipo principal card */
.stat-card--type-main { padding: 1rem 1.25rem; min-width: 140px; border: none; display: flex; flex-direction: column; gap: 0.4rem; position: relative; overflow: hidden; }
.stat-card--type-main::before { content: ''; position: absolute; inset: 0; opacity: 0.08; }
.stat-card--type-main.type-spam::before { background: var(--color-spam); }
.stat-card--type-main.type-telemarketing::before { background: var(--color-telemarketing); }
.stat-card--type-main.type-scam::before { background: var(--color-scam); }
.stat-card--type-main.type-lost-call::before { background: var(--color-lost-call); }
.stat-card--type-main.type-identity-theft::before { background: var(--color-identity-theft); }
.stat-card--type-main.type-unknown::before { background: var(--color-unknown); }
.stat-card--type-main .stat-card__label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text); margin: 0; }
.stat-card--type-main .type-badge-main { display: inline-block; padding: 0.3rem 0.75rem; border-radius: 20px; font-size: 0.85rem; font-weight: 700; color: white; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }
.type-badge-main.type-spam { background-color: var(--color-spam); }
.type-badge-main.type-telemarketing { background-color: var(--color-telemarketing); }
.type-badge-main.type-scam { background-color: var(--color-scam); }
.type-badge-main.type-lost-call { background-color: var(--color-lost-call); }
.type-badge-main.type-identity-theft { background-color: var(--color-identity-theft); }
.type-badge-main.type-unknown { background-color: var(--color-unknown); }

/* Report form */
.report-form { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1.5rem; margin-bottom: 2rem; }
.report-form__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 1rem; }
.report-form__types { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.type-btn { padding: 0.4rem 0.9rem; border: 2px solid var(--color-border); background: transparent; border-radius: 20px; cursor: pointer; font-size: 0.875rem; font-weight: 500; color: var(--color-text); transition: all 0.15s; }
.type-btn--selected { color: white; border-color: transparent; }
.report-form__submit { margin-top: 0.5rem; }
.report-form--done { background: var(--color-bg); }
.report-form__reported { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.report-form__reported-msg { font-size: 0.875rem; color: var(--color-text-light); margin: 0; }
.comment-form__edit-label { font-size: 0.8rem; color: var(--color-text-light); margin-bottom: 0.4rem; }

/* Comments */
.comments-section { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1.5rem; margin-bottom: 2rem; }
.comments-section__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 1rem; }
.comments-section__empty { color: var(--color-text-light); font-size: 0.9rem; }
.comment-form { margin-bottom: 1.25rem; }
.comment-form__input { width: 100%; padding: 0.75rem; border: 2px solid var(--color-border); border-radius: var(--radius-sm); font-size: 0.925rem; font-family: inherit; resize: vertical; min-height: 80px; outline: none; }
.comment-form__input:focus { border-color: var(--color-primary); }
.comment-form__submit { margin-top: 0.5rem; }
.comment-list { display: flex; flex-direction: column; gap: 0.75rem; }
.comment-card { padding: 0.75rem 1rem; background: var(--color-bg); border-radius: var(--radius-sm); border: 1px solid var(--color-border); }
.comment-card__text { font-size: 0.925rem; margin-bottom: 0.25rem; }
.comment-card__date { font-size: 0.8rem; color: var(--color-text-light); }

/* Related numbers */
.dynamic-summary { padding-bottom: 2rem; }
.info-section { padding-bottom: 2rem; }
.related-numbers { margin-bottom: 2rem; }
.related-numbers__title { font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; }
.related-numbers__list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.related-number-link { padding: 0.35rem 0.75rem; background: var(--color-white); border: 1px solid var(--color-border); border-radius: 20px; font-size: 0.85rem; color: var(--color-primary); }

/* Educational content */
.educational-content { padding: 1.5rem 0; border-top: 1px solid var(--color-border); }
.educational-content__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.75rem; }
.guide-links { margin-top: 1rem; }
.guide-links__list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }
.guide-link { padding: 0.35rem 0.75rem; background: var(--color-white); border: 1px solid var(--color-border); border-radius: 20px; font-size: 0.85rem; color: var(--color-primary); }

/* ============================================================
   STATIC PAGES (privacy, terms)
   ============================================================ */

.static-page { max-width: 900px; margin: 0 auto; padding: 1rem var(--container-padding); }
.static-page__card { background: var(--color-white); border-radius: var(--radius); padding: 2.5rem; box-shadow: var(--shadow); }
.static-page__title { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--color-primary); margin-bottom: 0.25rem; }
.static-page__updated { color: var(--color-text-light); font-size: 0.875rem; margin-bottom: 2rem; }
.static-section { margin-bottom: 1.75rem; }
.static-section__title { font-size: 1.1rem; font-weight: 700; color: #374151; margin-bottom: 0.6rem; }
.static-section__text { color: #4b5563; line-height: 1.7; }
.static-section__list { color: #4b5563; line-height: 1.8; }

/* ============================================================
   GUIDE PAGES
   ============================================================ */

.guide-page { max-width: 900px; margin: 0 auto; padding: 1rem var(--container-padding); }
.guide-page__card { background: var(--color-white); border-radius: var(--radius); padding: 2.5rem; box-shadow: var(--shadow); }
.guide-page__title { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--color-primary); margin-bottom: 0.25rem; }
.guide-page__subtitle { color: var(--color-text-light); font-size: 0.875rem; margin-bottom: 2rem; }

.guide-section { margin-bottom: 2rem; }
.guide-section__title { font-size: 1.15rem; font-weight: 700; color: #1f2937; margin-bottom: 0.75rem; }
.guide-section__text { color: #4b5563; line-height: 1.7; }
.guide-section__bullets { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.guide-bullet { display: flex; gap: 0.75rem; align-items: flex-start; }
.guide-bullet__icon { color: var(--color-primary); font-weight: 700; margin-top: 0.15rem; flex-shrink: 0; }
.guide-bullet__text { color: #4b5563; line-height: 1.6; }

/* Code table */
.code-table { border: 1px solid var(--color-border); border-radius: var(--radius-sm); overflow: hidden; }
.code-table__header { display: flex; background: rgba(102,126,234,0.1); padding: 0.6rem 1rem; }
.code-table__row { display: flex; padding: 0.6rem 1rem; }
.code-table__row--even { background: var(--color-white); }
.code-table__row:not(.code-table__row--even) { background: var(--color-bg); }
.code-table__col { flex: 1; font-size: 0.9rem; color: #374151; }
.code-table__col--prefix { max-width: 120px; }
.code-table__code { color: var(--color-primary); font-weight: 600; }

/* Guide CTA */
.guide-cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  margin: 2rem 0;
  color: white;
}
.guide-cta__title { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.75rem; }
.guide-cta__body { opacity: 0.9; margin-bottom: 1.25rem; font-size: 0.925rem; }
.guide-cta__btn {
  display: inline-block;
  background: white;
  color: var(--color-primary);
  padding: 0.65rem 1.5rem;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.925rem;
  text-decoration: none;
}
.guide-cta__btn:hover { text-decoration: none; opacity: 0.95; }

/* Guide cross-links */
.guide-crosslinks { margin-top: 1.5rem; }
.guide-crosslinks__title { font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; }
.guide-crosslinks__links { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.guide-crosslink-btn {
  padding: 0.4rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 0.875rem;
  color: var(--color-primary);
  text-decoration: none;
}
.guide-crosslink-btn:hover { background: rgba(102,126,234,0.06); text-decoration: none; }

/* ============================================================
   PHONE TYPE COLORS
   ============================================================ */

.type-spam, .type-btn--selected.type-spam { background-color: var(--color-spam); }
.type-telemarketing, .type-btn--selected.type-telemarketing { background-color: var(--color-telemarketing); }
.type-scam, .type-btn--selected.type-scam { background-color: var(--color-scam); }
.type-lost-call, .type-btn--selected.type-lost-call { background-color: var(--color-lost-call); }
.type-identity-theft, .type-btn--selected.type-identity-theft { background-color: var(--color-identity-theft); }
.type-unknown, .type-btn--selected.type-unknown { background-color: var(--color-unknown); }
.recent-card__type { padding: 0.2rem 0.5rem; border-radius: 12px; font-size: 0.72rem; font-weight: 600; color: white; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 110px; min-width: 0; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 600px) {
  .static-page__card, .guide-page__card { padding: 1.25rem; }
  .hero { padding: 2.5rem 0 2rem; }
  .features { padding: 2.5rem 0; }
  .how-it-works { padding: 2.5rem 0; }
  .site-header__logo .logo-text { display: none; }
  .search-bar { flex-direction: column; }
  .search-bar__btn { width: 100%; }
}