/* ============================================
   CLEAR SPACE — Clean, light, professional
   Light blue + light grey. Trust-first.
   ============================================ */

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

:root {
  --blue: #5BA4D9;
  --blue-dark: #3D8BC4;
  --blue-light: #E8F4FD;
  --blue-pale: #F2F9FE;
  --gray-900: #1A1D21;
  --gray-700: #3D4249;
  --gray-500: #6B7280;
  --gray-300: #D1D5DB;
  --gray-100: #F3F4F6;
  --gray-50: #F9FAFB;
  --white: #FFFFFF;
  --radius: 12px;
  --radius-sm: 8px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1080px;
  --transition: .25s ease;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--gray-900); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.highlight { color: var(--blue); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: .9rem; transition: all var(--transition); }
.btn--primary { background: var(--blue); color: var(--white); }
.btn--primary:hover { background: var(--blue-dark); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(91,164,217,.3); }
.btn--outline { border: 1.5px solid var(--gray-300); color: var(--gray-700); }
.btn--outline:hover { border-color: var(--blue); color: var(--blue); }
.btn--lg { padding: 16px 32px; font-size: .95rem; }
.btn--full { width: 100%; }

/* Header */
.header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.9); backdrop-filter: blur(16px); border-bottom: 1px solid var(--gray-100); }
.header__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; gap: 32px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo__icon { width: 36px; height: 36px; background: var(--blue); color: var(--white); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: .82rem; letter-spacing: .05em; }
.logo__img { height: 40px; width: auto; object-fit: contain; }
.logo__text { font-size: 1.15rem; font-weight: 700; color: var(--gray-900); }
.nav ul { display: flex; gap: 8px; }
.nav a { padding: 8px 16px; font-size: .88rem; font-weight: 500; color: var(--gray-500); border-radius: var(--radius-sm); transition: all var(--transition); }
.nav a:hover { color: var(--blue); background: var(--blue-pale); }
.header__actions { display: flex; align-items: center; gap: 12px; }
.header__phone { font-size: .88rem; font-weight: 600; color: var(--gray-700); transition: color var(--transition); }
.header__phone:hover { color: var(--blue); }
.menu-toggle { display: none; width: 24px; height: 18px; position: relative; }
.menu-toggle span { display: block; width: 100%; height: 2px; background: var(--gray-900); position: absolute; left: 0; transition: all var(--transition); }
.menu-toggle span:nth-child(1) { top: 0; }
.menu-toggle span:nth-child(2) { top: 8px; }
.menu-toggle span:nth-child(3) { top: 16px; }

/* Hero */
.hero { padding: 100px 0 80px; background: linear-gradient(180deg, var(--blue-pale) 0%, var(--white) 100%); }
.hero__content { max-width: 600px; }
.hero h1 { font-size: 3.2rem; font-weight: 800; line-height: 1.1; letter-spacing: -.03em; margin-bottom: 20px; color: var(--gray-900); }
.hero p { font-size: 1.15rem; color: var(--gray-500); margin-bottom: 32px; line-height: 1.7; }
.hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* Section Title */
.section-title { font-size: 2rem; font-weight: 800; letter-spacing: -.02em; text-align: center; margin-bottom: 48px; }

/* Services */
.services { padding: 80px 0; }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card { padding: 32px 28px; border: 1px solid var(--gray-100); border-radius: var(--radius); transition: all var(--transition); }
.service-card:hover { border-color: var(--blue); box-shadow: 0 8px 30px rgba(91,164,217,.1); transform: translateY(-3px); }
.service-card__icon { color: var(--blue); margin-bottom: 16px; }
.service-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.service-card p { font-size: .88rem; color: var(--gray-500); line-height: 1.6; }

/* Process */
.process { padding: 80px 0; background: var(--gray-50); }
.process__steps { display: flex; gap: 32px; max-width: 800px; margin: 0 auto; }
.process__step { flex: 1; text-align: center; }
.process__number { width: 48px; height: 48px; background: var(--blue); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; font-weight: 800; margin: 0 auto 16px; }
.process__step h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.process__step p { font-size: .88rem; color: var(--gray-500); line-height: 1.6; }

/* Why Us */
.why { padding: 48px 0; }
.why__grid { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; }
.why__item { text-align: center; padding: 20px; }
.why__item strong { display: block; font-size: .95rem; margin-bottom: 4px; color: var(--gray-900); }
.why__item p { font-size: .82rem; color: var(--gray-500); }

/* Areas */
.areas { padding: 64px 0; background: var(--gray-50); text-align: center; }
.areas__tags { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.area-tag { padding: 12px 28px; border: 1.5px solid var(--blue); border-radius: 50px; font-size: .9rem; font-weight: 600; color: var(--blue); transition: all var(--transition); }
.area-tag:hover { background: var(--blue); color: var(--white); }
.areas__note { font-size: .88rem; color: var(--gray-500); margin-top: 12px; }

/* Contact */
.contact { padding: 80px 0; }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact__info h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; letter-spacing: -.02em; }
.contact__info > p { color: var(--gray-500); margin-bottom: 32px; font-size: 1.05rem; }
.contact__details { display: flex; flex-direction: column; gap: 16px; }
.contact__item { display: flex; align-items: center; gap: 12px; font-size: .95rem; color: var(--gray-700); }
.contact__item svg { color: var(--blue); flex-shrink: 0; }
a.contact__item:hover { color: var(--blue); }

.contact__form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .82rem; font-weight: 600; color: var(--gray-700); }
.form-group input,
.form-group select,
.form-group textarea { padding: 14px 16px; border: 1.5px solid var(--gray-300); border-radius: var(--radius-sm); font-size: .9rem; transition: border-color var(--transition); background: var(--white); color: var(--gray-900); outline: none; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(91,164,217,.15); }
.form-group textarea { resize: vertical; }

/* Footer */
.footer { background: var(--gray-900); color: var(--gray-300); padding: 48px 0; text-align: center; }
.footer__inner { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.footer .logo__icon { background: var(--blue); }
.footer .logo__text { color: var(--white); }
.footer__brand { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.footer p { font-size: .88rem; line-height: 1.6; }
.footer a { color: var(--blue); }
.footer__bottom { margin-top: 24px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08); font-size: .78rem; color: var(--gray-500); }

/* Responsive */
@media (max-width: 768px) {
  .nav { position: fixed; top: 0; right: -100%; width: 80%; max-width: 300px; height: 100vh; background: var(--white); z-index: 200; padding: 80px 24px; transition: right .3s ease; box-shadow: -8px 0 30px rgba(0,0,0,.1); }
  .nav.is-open { right: 0; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav a { padding: 16px 0; font-size: 1.05rem; display: block; border-bottom: 1px solid var(--gray-100); border-radius: 0; }
  .menu-toggle { display: block; }
  .header__phone { display: none; }
  .header__actions .btn { display: none; }

  .hero { padding: 64px 0 48px; }
  .hero h1 { font-size: 2.2rem; }
  .hero__ctas { flex-direction: column; }
  .hero__ctas .btn { width: 100%; }

  .services__grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .process__steps { flex-direction: column; gap: 40px; }
  .why__grid { flex-direction: column; gap: 16px; }

  .contact__grid { grid-template-columns: 1fr; gap: 40px; }
  .section-title { font-size: 1.7rem; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .services__grid { grid-template-columns: 1fr; }
}

/* Reveal */
[data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* Nav Overlay */
.nav-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 199; opacity: 0; visibility: hidden; transition: all .3s ease; }
.nav-overlay.is-visible { opacity: 1; visibility: visible; }