/* ============================================================
   ITA Tech · style.css
   Brand: Montserrat | #0E1018 · #2A2D3A · #2453FF
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Montserrat', -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: #FFFFFF;
  background: #0E1018;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---- Buttons ---------------------------------------------- */
.btn-primary {
  display: inline-block;
  background: #2453FF;
  color: #FFFFFF;
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  letter-spacing: 0.01em;
}
.btn-primary:hover {
  background: #1a3fdd;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(36,83,255,0.35);
}
.btn-primary:active { transform: translateY(0); box-shadow: none; }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14,16,24,0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header .container { display: flex; align-items: center; height: 60px; }
.logo { display: flex; align-items: center; flex-shrink: 0; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background: #0E1018;
  padding: 88px 0 80px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.hero-inner { display: flex; flex-direction: column; gap: 48px; }

.hero-eyebrow {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #2453FF;
  margin-bottom: 18px;
}

/* ---- Headline --------------------------------------------- */
.hero-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 28px;
}

/* "We increase" — visible but secondary */
.title-pre {
  font-size: clamp(16px, 1.8vw, 22px);
  font-weight: 500;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.01em;
  line-height: 1.4;
}

/* "Paying Customers" — the dominant focal point */
.title-main {
  font-size: clamp(56px, 8vw, 96px);
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.0;
  letter-spacing: -0.03em;
}

/* "for" — left-aligned, same white as Customers */
.title-for {
  font-size: clamp(32px, 4.5vw, 60px);
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-top: 4px;
}

/* Industries — second focal point, bold blue */
.title-industries {
  font-size: clamp(18px, 2.4vw, 28px);
  font-weight: 700;
  color: #2453FF;
  letter-spacing: 0.0em;
  line-height: 1.3;
}

/* ---- Body & notice --------------------------------------- */
.hero-body {
  font-size: 16px;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin-bottom: 16px;
}

.hero-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(36,83,255,0.1);
  border: 1px solid rgba(36,83,255,0.25);
  border-radius: 8px;
  padding: 13px 16px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  margin-bottom: 36px;
  max-width: 540px;
  line-height: 1.55;
}

.notice-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #2453FF;
  flex-shrink: 0;
  margin-top: 5px;
  box-shadow: 0 0 6px #2453FF;
}

/* ---- Channels / Geo -------------------------------------- */
.hero-meta { display: flex; flex-direction: column; gap: 14px; }
.channels-row { display: flex; flex-wrap: wrap; gap: 8px; }

.channel-tag {
  display: inline-block;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.5);
  font-size: 11px;
  font-weight: 500;
  padding: 5px 13px;
  border-radius: 100px;
}

.geo-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.geo-label {
  font-size: 10px;
  font-weight: 500;
  color: rgba(255,255,255,0.28);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.geo-tag {
  background: rgba(36,83,255,0.12);
  border: 1px solid rgba(36,83,255,0.25);
  color: #7ba4ff;
  font-size: 12px;
  font-weight: 600;
  font-style: italic;
  padding: 5px 14px;
  border-radius: 100px;
}

/* ============================================================
   CONTACT SECTION — full-width light panel
   ============================================================ */
.contact { background: #0E1018; }

.form-panel {
  background: #F5F7FA;
  width: 100%;
  padding: 64px 0 72px;
}

/* Two-column: form | person */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 56px;
  align-items: start;
}

/* ---- Form side ------------------------------------------- */
.form-side { display: flex; flex-direction: column; }

.form-title {
  font-size: 28px;
  font-weight: 700;
  color: #2A2D3A;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.form-subtitle {
  font-size: 13px;
  color: #8A8FA8;
  margin-bottom: 28px;
}

.contact-form { display: flex; flex-direction: column; gap: 0; }

/* 2-col grid for fields */
.fields-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}

.form-group { display: flex; flex-direction: column; gap: 5px; }
.fg-full { grid-column: 1 / -1; }

.form-group label {
  font-size: 10px;
  font-weight: 700;
  color: #2A2D3A;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.req { color: #2453FF; }

.form-group input,
.form-group textarea {
  width: 100%;
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  color: #2A2D3A;
  background: #FFFFFF;
  border: 1.5px solid rgba(42,45,58,0.13);
  border-radius: 7px;
  padding: 11px 14px;
  outline: none;
  resize: vertical;
  transition: border-color 0.18s, box-shadow 0.18s;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: #B4B8CC; }

.form-group input:focus,
.form-group textarea:focus {
  border-color: #2453FF;
  box-shadow: 0 0 0 3px rgba(36,83,255,0.09);
}

.form-group input.input-error,
.form-group textarea.input-error {
  border-color: #e84040;
  box-shadow: 0 0 0 3px rgba(232,64,64,0.08);
}

/* ---- GDPR ------------------------------------------------- */
.gdpr-block {
  background: #EEF1F6;
  border: 1.5px solid rgba(42,45,58,0.1);
  border-radius: 7px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 16px;
  transition: border-color 0.18s;
}

.gdpr-block.gdpr-error { border-color: #e84040; background: #fff5f5; }

.gdpr-label { display: flex; align-items: flex-start; gap: 9px; cursor: pointer; }

.gdpr-checkbox {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: #2453FF;
  cursor: pointer;
}

.gdpr-text { font-size: 11px; color: #40455A; line-height: 1.55; }
.gdpr-link { color: #2453FF; text-decoration: underline; text-underline-offset: 2px; }
.gdpr-link:hover { color: #1a3fdd; }
.gdpr-note { font-size: 10px; color: #B4B8CC; line-height: 1.5; padding-left: 23px; }

.btn-submit { width: 100%; text-align: center; padding: 14px 24px; font-size: 15px; }

/* ---- Success --------------------------------------------- */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 16px;
  gap: 10px;
}

.success-check {
  width: 52px;
  height: 52px;
  background: #2453FF;
  color: #FFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-success h3 { font-size: 18px; font-weight: 700; color: #2A2D3A; }
.form-success p { font-size: 13px; color: #6B6F82; }

/* ---- Person side ----------------------------------------- */
.person-side { padding-top: 48px; }

.person-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  background: #FFFFFF;
  border-radius: 14px;
  padding: 28px 20px;
  box-shadow: 0 4px 20px rgba(42,45,58,0.08);
}

.person-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 3px solid rgba(36,83,255,0.15);
}

.person-text { display: flex; flex-direction: column; gap: 4px; }
.person-name { font-size: 15px; font-weight: 700; color: #2A2D3A; }
.person-role { font-size: 12px; color: #6B6F82; line-height: 1.45; }
.person-brand {
  font-size: 10px;
  font-weight: 700;
  color: #2453FF;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #080A10;
  padding: 24px 0;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-links { display: flex; gap: 20px; }
.footer-link { font-size: 12px; color: rgba(255,255,255,0.32); transition: color 0.15s; }
.footer-link:hover { color: rgba(255,255,255,0.7); }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.22); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .person-side {
    padding-top: 0;
    order: -1;
  }

  .person-card {
    flex-direction: row;
    text-align: left;
    padding: 20px;
  }

  .person-avatar { width: 56px; height: 56px; flex-shrink: 0; }
}

@media (max-width: 560px) {
  .hero { padding: 56px 0 52px; }
  .title-main { font-size: 48px; }
  .title-industries { font-size: 17px; }

  .hero-content {
    text-align: center;
  }
  .hero-title {
    align-items: center;
  }
  .hero-notice {
    text-align: left;
  }
  .btn-primary {
    display: block;
    text-align: center;
  }

  .hero-meta {
    align-items: center;
  }
  .channels-row {
    justify-content: center;
  }
  .geo-row {
    justify-content: center;
  }

  .container { padding: 0 20px; }
  .form-panel { padding: 44px 0 56px; }

  .fields-grid { grid-template-columns: 1fr; }
  .fg-full { grid-column: auto; }

  .person-card { flex-direction: column; align-items: center; text-align: center; }

  .footer-inner { flex-wrap: wrap; }
  .footer-copy { width: 100%; order: 3; }
}