/* TAG Mirror Site — style.css
   Strict monochrome (black/white) with exactly one electric-blue accent.
   Sharp geometric shapes, generous whitespace, no gradients. */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

:root {
  --black: #111827;
  --white: #ffffff;
  --accent: #3b82f6;
  --accent-dark: #2563eb;
  --header-bg: #ffffff;
  --bg: #ffffff;
  --surface: #f8f9fb;
  --surface-2: #f1f2f5;
  --text: #111827;
  --text-muted: #5b6272;
  --border: #e5e7eb;
  --border-strong: #111827;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --radius-xl: 8px;
  --shadow-card: 0 1px 0 rgba(17,24,39,.06);
  --shadow-lg: 0 12px 32px rgba(17,24,39,.10);
  --transition: 0.2s ease;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 80px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; max-width: 100%; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, Helvetica, sans-serif; font-size: 16px; line-height: 1.6; color: var(--text); background: var(--bg); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--black); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin-top: 0; line-height: 1.2; letter-spacing: -0.01em; }

/* ─── SCROLL REVEAL (opacity + transform only — never clip-path) ─── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-group .reveal:nth-child(1) { transition-delay: 0ms; }
.reveal-group .reveal:nth-child(2) { transition-delay: 70ms; }
.reveal-group .reveal:nth-child(3) { transition-delay: 140ms; }
.reveal-group .reveal:nth-child(4) { transition-delay: 210ms; }
.reveal-group .reveal:nth-child(5) { transition-delay: 280ms; }
.reveal-group .reveal:nth-child(6) { transition-delay: 350ms; }
@media (prefers-reduced-motion: reduce) {
  .reveal { transform: none; transition: opacity .3s ease; }
}

/* ─── HEADER ─── */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--header-bg);
  border-bottom: 2px solid var(--black);
}
.nav {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center;
  padding: 0 var(--space-sm);
  height: 64px; gap: var(--space-sm);
}
.brand { display: flex; align-items: center; flex-shrink: 0; }
.logo { height: 30px; width: auto; max-width: 160px; object-fit: contain; }

.nav-links {
  display: flex; align-items: center; gap: 4px;
  flex: 1; justify-content: center;
}
.nav-links > li > a {
  color: var(--text); font-size: 14px; font-weight: 600;
  padding: 8px 12px; border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav-links > li > a:hover { color: var(--accent); background: var(--surface); text-decoration: none; }

.nav-right {
  display: flex; align-items: center; gap: var(--space-sm);
  flex-shrink: 0; margin-left: auto;
}

.mobile-lang { display: none; }

/* ─── DROPDOWN / LANGUAGE SWITCHER ─── */
.dropdown { position: relative; }
.dropdown-panel {
  position: absolute; top: 100%; right: 0;
  margin-top: 0; padding-top: 8px;
  display: none; min-width: 160px; z-index: 1000;
}
.dropdown-panel-inner {
  background: var(--white); border: 1px solid var(--black);
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.dropdown:hover .dropdown-panel,
.dropdown:focus-within .dropdown-panel { display: block; }
.dropdown-panel a {
  display: block; padding: 10px 16px;
  color: var(--text); font-size: 14px;
  transition: background var(--transition);
  white-space: nowrap;
}
.dropdown-panel a:hover { background: var(--surface); color: var(--accent); text-decoration: none; }

.lang-btn {
  background: none; border: 1px solid var(--border-strong);
  color: var(--text); padding: 6px 12px;
  border-radius: var(--radius-sm); cursor: pointer;
  font-size: 13px; display: flex; align-items: center; gap: 6px;
  transition: border-color var(--transition), color var(--transition);
}
.lang-btn:hover { border-color: var(--accent); color: var(--accent); }
.lang-btn i { font-size: 11px; }

/* ─── CTA BUTTON ─── */
.btn-cta {
  background: var(--accent); color: #fff;
  padding: 10px 22px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 700;
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap; display: inline-block;
}
.btn-cta:hover { background: var(--accent-dark); text-decoration: none; transform: translateY(-1px); }

.btn-lg, .btn-cta.btn-lg {
  padding: 16px 36px; font-size: 17px; font-weight: 700;
}

.btn-outline {
  border: 2px solid var(--black); color: var(--black);
  padding: 10px 20px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 700; display: inline-block;
  transition: all var(--transition);
  background: transparent;
}
.btn-outline:hover { background: var(--black); color: #fff; text-decoration: none; }

/* ─── HAMBURGER ─── */
.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  color: var(--black); font-size: 22px; padding: 6px;
  order: 99;
}

/* ─── HERO ─── */
.hero {
  background: var(--black);
  color: #fff; text-align: center;
  padding: var(--space-xl) var(--space-sm) calc(var(--space-xl) - 16px);
  position: relative; overflow: hidden;
}
.hero-inner { position: relative; max-width: 780px; margin: 0 auto; z-index: 2; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; border: 1px solid var(--accent);
  color: var(--accent); padding: 6px 16px; border-radius: var(--radius-sm);
  font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  margin-bottom: var(--space-md);
}
.hero h1 { font-size: clamp(30px, 5vw, 54px); font-weight: 800; margin-bottom: var(--space-sm); color: #fff; }
.hero p { font-size: clamp(16px, 2.2vw, 19px); color: rgba(255,255,255,.72); margin-bottom: var(--space-lg); max-width: 620px; margin-left: auto; margin-right: auto; }
.hero-cta { display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: var(--space-md); font-size: 13px; color: rgba(255,255,255,.55); }
.hero-note i { color: var(--accent); margin-right: 4px; }
.hero-image {
  max-width: 760px; margin: var(--space-lg) auto 0; position: relative; z-index: 2;
  border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-lg); overflow: hidden;
}
.hero-image img { width: 100%; display: block; filter: grayscale(1) contrast(1.05); }

/* ─── STATS ROW ─── */
.stats-row { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: var(--space-lg) var(--space-sm); }
.stats-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); text-align: center; }
.stat-item { display: flex; flex-direction: column; }
.stat-num { font-size: 32px; font-weight: 800; color: var(--black); line-height: 1; }
.stat-label { display: block; font-size: 13px; color: var(--text-muted); margin-top: 12px; text-transform: uppercase; letter-spacing: .04em; }

/* ─── SECTIONS ─── */
.section-pad { padding: var(--space-xl) var(--space-sm); max-width: 1100px; margin: 0 auto; }
.section-head { max-width: 680px; margin: 0 auto var(--space-lg); text-align: center; }
.section-head h2 { font-size: clamp(24px, 4vw, 38px); font-weight: 800; margin-bottom: var(--space-sm); }
.section-head p { font-size: 16px; color: var(--text-muted); }

/* ─── FEATURE GRID ─── */
.features { max-width: 1100px; margin: 0 auto; padding: var(--space-xl) var(--space-sm); }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
}
.feature-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: var(--space-md);
  transition: border-color var(--transition), transform var(--transition);
}
.feature-card:hover { border-color: var(--black); transform: translateY(-2px); }
.feature-card i { font-size: 24px; color: var(--accent); margin-bottom: var(--space-sm); display: block; }
.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-muted); margin: 0; line-height: 1.65; }

/* ─── SPLIT ROW ─── */
.split-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--space-lg); align-items: center;
}
.split-row.reverse { direction: rtl; }
.split-row.reverse > * { direction: ltr; }
.split-img { border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.split-img img { width: 100%; height: 320px; object-fit: cover; filter: grayscale(1) contrast(1.05); }
.split-text h2 { font-size: clamp(22px, 3vw, 32px); margin-bottom: var(--space-sm); }
.split-text p { color: var(--text-muted); margin-bottom: var(--space-sm); font-size: 15px; line-height: 1.75; }

/* ─── PRICING ─── */
.pricing { max-width: 1100px; margin: 0 auto; padding: var(--space-xl) var(--space-sm); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
}
.pricing-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: var(--space-md);
  position: relative; transition: border-color var(--transition), transform var(--transition);
}
.pricing-card.popular {
  border-color: var(--black); border-width: 2px;
}
.pricing-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.popular-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #fff; padding: 4px 14px;
  border-radius: var(--radius-sm); font-size: 11px; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; white-space: nowrap;
}
.pricing-card h3 { font-size: 16px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; margin-bottom: var(--space-sm); }
.price-amount { font-size: 30px; font-weight: 800; color: var(--black); line-height: 1; margin-top: 20px; }
.price-period { font-size: 13px; color: var(--text-muted); margin-top: 10px; margin-bottom: var(--space-sm); }
.price-note { font-size: 13px; color: var(--text-muted); margin-bottom: var(--space-sm); padding-bottom: var(--space-sm); border-bottom: 1px solid var(--border); }
.pricing-features li { padding: 7px 0; display: flex; gap: 8px; align-items: flex-start; font-size: 14px; }
.pricing-features li::before { content: '\2713'; color: var(--accent); font-weight: 700; flex-shrink: 0; }
.pricing-cta { width: 100%; padding: 12px; border-radius: var(--radius-sm); font-size: 14px; font-weight: 700; cursor: pointer; margin-top: var(--space-sm); display: block; text-align: center; transition: all var(--transition); background: var(--black); color: #fff; border: none; }
.pricing-cta:hover { background: var(--accent); text-decoration: none; }
.pricing-card.popular .pricing-cta { background: var(--accent); }
.pricing-card.popular .pricing-cta:hover { background: var(--accent-dark); }

/* ─── IMAGE STRIP ─── */
.image-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-sm); max-width: 1100px; margin: 0 auto; }
.image-strip-item { border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 4/3; }
.image-strip-item img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.05); }

/* ─── PLATFORM GRID (client compatibility) ─── */
.platform-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-md); }
.platform-card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-sm); text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.platform-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.platform-card i { font-size: 32px; color: var(--black); margin-bottom: var(--space-sm); }
.platform-card span { font-size: 14px; font-weight: 700; display: block; }

/* ─── FAQ ─── */
.faq { max-width: 1100px; margin: 0 auto; padding: var(--space-xl) var(--space-sm); }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%; background: none; border: none; text-align: left;
  padding: var(--space-sm) 0; font-size: 16px; font-weight: 700;
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  color: var(--text); gap: var(--space-sm);
}
.faq-q i { color: var(--accent); flex-shrink: 0; transition: transform var(--transition); }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 0 var(--space-sm); font-size: 15px; color: var(--text-muted); line-height: 1.75; }
.faq-item.open .faq-a { display: block; }

/* ─── FOOTER ─── */
.site-footer {
  background: var(--black); color: rgba(255,255,255,.68);
  padding: var(--space-xl) var(--space-sm) var(--space-md);
}
.footer-grid {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-lg); margin-bottom: var(--space-xl);
}
.footer-brand .logo-footer { height: 30px; width: auto; filter: brightness(0) invert(1); margin-bottom: var(--space-sm); }
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 280px; }
.footer-col h4 { color: #fff; font-size: 13px; font-weight: 700; margin-bottom: var(--space-sm); text-transform: uppercase; letter-spacing: .06em; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: rgba(255,255,255,.68); font-size: 14px; transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent); text-decoration: none; }
.footer-bottom {
  max-width: 1100px; margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,.14); padding-top: var(--space-sm);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 13px; margin: 0; }

/* ─── GUARANTEE / CTA BANNER ─── */
.guarantee-banner {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--black); text-align: center;
  padding: var(--space-lg) var(--space-sm); border-radius: var(--radius-lg);
  margin: var(--space-lg) auto; max-width: 1100px;
}
.guarantee-banner h2 { font-size: clamp(22px, 4vw, 34px); margin-bottom: var(--space-sm); color: var(--black); }
.guarantee-banner p { font-size: 16px; color: var(--text-muted); margin-bottom: var(--space-md); max-width: 560px; margin-left: auto; margin-right: auto; }

/* ─── PAGE HERO (inner pages) ─── */
.page-hero {
  background: var(--black);
  color: #fff; text-align: center;
  padding: 72px var(--space-sm) var(--space-lg);
}
.page-hero-inner { max-width: 720px; margin: 0 auto; }
.page-hero h1 { font-size: clamp(26px, 4vw, 44px); font-weight: 800; margin-bottom: var(--space-sm); color: #fff; }
.page-hero p { font-size: 17px; color: rgba(255,255,255,.72); max-width: 600px; margin: 0 auto; }

/* ─── CONTACT ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); max-width: 1100px; margin: 0 auto; padding: var(--space-xl) var(--space-sm); }
.contact-methods { margin-top: var(--space-md); display: flex; flex-direction: column; gap: var(--space-sm); }
.contact-method { display: flex; gap: 12px; align-items: flex-start; }
.contact-method i { color: var(--accent); font-size: 18px; margin-top: 3px; }
.contact-method p { margin: 2px 0 0; color: var(--text-muted); font-size: 14px; }
.contact-form { display: flex; flex-direction: column; gap: var(--space-sm); }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.form-group input, .form-group textarea, .form-group select {
  padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: 15px; font-family: inherit; background: var(--white);
  transition: border-color var(--transition);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--accent);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit {
  background: var(--black); color: #fff; border: none; cursor: pointer;
  padding: 14px 32px; border-radius: var(--radius-sm); font-size: 15px; font-weight: 700;
  transition: background var(--transition);
}
.form-submit:hover { background: var(--accent); }

/* ─── PROSE (privacy/terms) ─── */
.prose { max-width: 800px; margin: 0 auto; }
.prose-inner { font-size: 15px; line-height: 1.85; }
.prose h2 { font-size: 21px; margin-top: 40px; margin-bottom: 12px; }
.prose h3 { font-size: 16px; margin-top: 26px; }
.prose p { margin-bottom: 16px; color: var(--text-muted); }
.prose ul { margin: 12px 0 16px 24px; list-style: disc; }
.prose ul li { color: var(--text-muted); margin-bottom: 6px; }

/* ─── STEP LIST (download/setup) ─── */
.step-list { counter-reset: step; display: flex; flex-direction: column; gap: var(--space-md); max-width: 780px; margin: 0 auto; }
.step-item { display: flex; gap: var(--space-md); align-items: flex-start; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-md); }
.step-num {
  counter-increment: step; flex-shrink: 0;
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: var(--black); color: #fff; font-weight: 800; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
}
.step-item h3 { font-size: 16px; margin-bottom: 6px; }
.step-item p { color: var(--text-muted); font-size: 14px; margin: 0; line-height: 1.7; }

/* ─── MOBILE ─── */
@media (max-width: 768px) {
  .nav { padding: 0 8px; }
  .nav-links {
    display: none;
    position: absolute; top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    align-items: center;
    height: auto; max-height: none;
    overflow: visible;
    background: var(--header-bg);
    box-shadow: 0 8px 16px rgba(17,24,39,.14);
    border-bottom: 2px solid var(--black);
    padding: 12px 0;
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links > li { width: 100%; text-align: center; }
  .nav-links > li > a { display: block; width: 100%; padding: 14px 0; font-size: 17px; }

  .nav-right .lang-switcher { display: none; }
  .nav-right .btn-cta { display: none; }
  .nav-toggle { display: block; }

  .mobile-lang {
    display: flex; justify-content: center; gap: 16px;
    padding: 14px 0; border-top: 1px solid var(--border);
    width: 100%;
  }
  .nav-links li.mobile-lang a {
    display: inline-block;
    width: auto;
    padding: 4px 10px;
    font-size: 15px;
    line-height: 1.4;
    white-space: nowrap;
    color: var(--text-muted);
  }
  .nav-links li.mobile-lang a.active { color: var(--accent); font-weight: 700; }

  .split-row { grid-template-columns: 1fr; }
  .split-row.reverse { direction: ltr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
  .image-strip { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }

  .btn-lg, .btn-cta, .hero-cta a {
    display: block;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    width: max-content;
    max-width: 90%;
  }
  .hero-cta { flex-direction: column; align-items: center; }

  .platform-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
}

/* ─── UTILITY ─── */
.mb-0 { margin-bottom: 0; }
.mt-lg { margin-top: var(--space-lg); }
.tag {
  display: inline-block; background: var(--surface-2); color: var(--black);
  font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: var(--radius-sm);
  text-transform: uppercase; letter-spacing: .04em;
}