/* ═══════════════════════════════════════════════════════════
   AssistaVie — Landing Page Styles
   Brand: Green #1F4F3A  ·  Gold #C79A2D
   ═══════════════════════════════════════════════════════════ */

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green: #1F4F3A;
  --green-light: #5A9B7A;
  --green-dark: #163A2B;
  --green-darker: #0D251B;
  --green-08: rgba(31,79,58,.08);
  --green-12: rgba(31,79,58,.12);
  --gold: #C79A2D;
  --gold-light: #DFC06A;
  --gold-lighter: #F5E6C4;
  --gold-20: rgba(199,154,45,.2);
  --text: #1a1a1a;
  --text-secondary: #64748b;
  --border: #e2e8f0;
  --bg: #FAFAFA;
  --white: #ffffff;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow: 0 4px 16px rgba(0,0,0,.06);
  --shadow-lg: 0 16px 48px rgba(0,0,0,.08);
  --shadow-xl: 0 24px 64px rgba(0,0,0,.12);
  --transition: .3s ease;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-weight: 700;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn--sm { padding: 8px 20px; font-size: 14px; }
.btn--lg { padding: 14px 32px; font-size: 16px; }
.btn--full { width: 100%; }

.btn--primary {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}
.btn--primary:hover { background: var(--green-dark); border-color: var(--green-dark); }

.btn--gold {
  background: var(--gold);
  color: var(--green-darker);
  border-color: var(--gold);
  box-shadow: 0 8px 24px rgba(199,154,45,.35);
}
.btn--gold:hover { background: var(--gold-light); box-shadow: 0 12px 32px rgba(199,154,45,.45); }

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.3);
}
.btn--outline-white:hover { border-color: var(--white); background: rgba(255,255,255,.08); }

.btn--outline-green {
  background: transparent;
  color: var(--green);
  border-color: var(--green);
}
.btn--outline-green:hover { background: var(--green-08); border-color: var(--green-dark); }

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}
.badge--gold { background: var(--gold-20); color: var(--gold-light); }
.badge--gold-light { background: rgba(199,154,45,.12); color: var(--gold); }
.badge--green { background: var(--green-08); color: var(--green); }

/* ── Section Header ───────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.section-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--green-dark);
  letter-spacing: -.5px;
  line-height: 1.2;
}
.section-title--white { color: var(--white); }
.section-subtitle {
  color: var(--text-secondary);
  font-size: 17px;
  max-width: 560px;
  line-height: 1.7;
}
.section-subtitle--light { color: rgba(255,255,255,.7); }
.section-header--light { margin-bottom: 40px; }

/* ═══════════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  transition: var(--transition);
}
.navbar--scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.06); }
.navbar__inner { display: flex; align-items: center; justify-content: space-between; }
.navbar__logo { display: flex; align-items: center; gap: 10px; }
.navbar__logo-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--green);
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  font-family: 'Tangerine', cursive;
  font-size: 28px;
  font-weight: 700;
}
.navbar__brand {
  display: block;
  font-family: 'Tangerine', cursive;
  font-size: 28px;
  color: var(--green);
  line-height: 1;
  letter-spacing: -.5px;
}
.navbar__slogan {
  display: block;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 10px;
  color: var(--gold);
  font-style: italic;
  letter-spacing: 1.5px;
  line-height: 1;
}
.navbar__links { display: flex; align-items: center; gap: 28px; }
.navbar__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition);
}
.navbar__link:hover { color: var(--green); }
.navbar__mobile-cta { display: none; }

/* ═══════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  padding: 140px 0 100px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 50%, var(--green-darker) 100%);
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(199,154,45,.12) 0%, transparent 60%);
}
.hero__fade {
  position: absolute; bottom: -2px; left: 0; right: 0; height: 80px;
  background: linear-gradient(to top, var(--bg), transparent);
  z-index: 2;
}
.hero__inner {
  position: relative; z-index: 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
}
.hero__content { display: flex; flex-direction: column; gap: 20px; }
.hero__title {
  color: var(--white);
  font-weight: 800;
  font-size: 56px;
  line-height: 1.12;
  letter-spacing: -1.5px;
}
.hero__highlight {
  color: var(--gold-light);
  position: relative;
}
.hero__highlight::after {
  content: '';
  position: absolute; bottom: 4px; left: 0; right: 0;
  height: 3px;
  background: rgba(199,154,45,.4);
  border-radius: 2px;
}
.hero__subtitle {
  color: rgba(255,255,255,.78);
  font-size: 18px;
  line-height: 1.75;
  max-width: 540px;
}
.hero__actions { display: flex; gap: 14px; padding-top: 4px; }
.hero__trust {
  display: flex; gap: 28px; padding-top: 16px; flex-wrap: wrap;
}
.trust-item { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,.65); font-size: 13px; font-weight: 500; }
.trust-icon { font-size: 18px; }

/* Visual (right side) */
.hero__visual { display: flex; justify-content: center; align-items: center; }
.hero__circle {
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.hero__circle--outer { width: 360px; height: 360px; border: 2px solid rgba(199,154,45,.2); }
.hero__circle--mid { width: 280px; height: 280px; border: 2px solid rgba(199,154,45,.15); }
.hero__circle--inner {
  width: 200px; height: 200px;
  background: rgba(199,154,45,.1);
  flex-direction: column;
}
.hero__visual-letter {
  font-family: 'Tangerine', cursive;
  font-size: 72px;
  color: var(--white);
  line-height: 1;
}
.hero__visual-brand {
  color: var(--gold-light);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
}
.hero__float-badge {
  position: absolute;
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  text-align: center;
}
.hero__float-badge strong { display: block; color: var(--gold-light); font-size: 18px; font-weight: 800; line-height: 1.2; }
.hero__float-badge small { color: rgba(255,255,255,.55); font-size: 10px; }

/* ═══════════════════════════════════════════════════════════
   SERVICES
   ═══════════════════════════════════════════════════════════ */
.services { padding: 96px 0; background: var(--white); }
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  background: var(--white);
}
.service-card:hover {
  border-color: var(--green);
  box-shadow: 0 8px 32px var(--green-12);
  transform: translateY(-4px);
}
.service-card__icon { font-size: 40px; margin-bottom: 16px; }
.service-card__title { font-size: 17px; font-weight: 700; color: var(--green-dark); margin-bottom: 10px; }
.service-card__text { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* ═══════════════════════════════════════════════════════════
   FORMULAS
   ═══════════════════════════════════════════════════════════ */
.formulas { padding: 96px 0; background: var(--bg); }
.formulas__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 760px;
  margin: 0 auto;
}
.formula-card {
  position: relative;
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  transition: var(--transition);
}
.formula-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.formula-card--popular {
  border: 2px solid var(--green);
  box-shadow: 0 16px 48px rgba(31,79,58,.12);
}
.formula-card__badge {
  position: absolute;
  top: -13px; right: 20px;
  background: var(--gold);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
}
.formula-card__name { font-size: 22px; font-weight: 800; color: var(--green-dark); }
.formula-card__desc { font-size: 14px; color: var(--text-secondary); margin-top: 4px; margin-bottom: 20px; }
.formula-card__price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 24px; }
.formula-card__amount { font-size: 48px; font-weight: 800; color: var(--green); line-height: 1; }
.formula-card__period { color: var(--text-secondary); font-weight: 500; }
.formula-card__divider { height: 1px; background: var(--border); margin-bottom: 24px; }
.formula-card__features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.formula-card__features li { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; line-height: 1.5; }
.check { color: var(--green); font-weight: 700; font-size: 16px; flex-shrink: 0; line-height: 1.5; }
.formulas__note { text-align: center; margin-top: 28px; color: var(--text-secondary); font-size: 13px; }

/* ═══════════════════════════════════════════════════════════
   TESTIMONIALS
   ═══════════════════════════════════════════════════════════ */
.testimonials { padding: 96px 0; background: var(--white); }
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
}
.testimonial-card__stars { color: var(--gold); font-size: 16px; letter-spacing: 2px; margin-bottom: 16px; }
.testimonial-card__text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 20px;
}
.testimonial-card__divider { height: 1px; background: var(--border); margin-bottom: 16px; }
.testimonial-card__author { display: flex; align-items: center; gap: 12px; }
.testimonial-card__avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--green-08);
  display: flex; align-items: center; justify-content: center;
  color: var(--green);
  font-weight: 700;
  font-size: 16px;
}
.testimonial-card__name { font-weight: 600; font-size: 14px; }
.testimonial-card__age { font-size: 12px; color: var(--text-secondary); }

/* ═══════════════════════════════════════════════════════════
   CONTACT FORM
   ═══════════════════════════════════════════════════════════ */
.contact {
  position: relative;
  padding: 96px 0;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
  overflow: hidden;
}
.contact__bg {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 80%, rgba(199,154,45,.08) 0%, transparent 50%);
}
.contact__inner { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }
.contact__card {
  background: var(--white);
  border-radius: 16px;
  padding: 48px;
  box-shadow: var(--shadow-xl);
}

/* Success state */
.contact__success { text-align: center; padding: 32px 0; }
.contact__success-icon { font-size: 56px; margin-bottom: 16px; }
.contact__success-title { font-size: 24px; font-weight: 700; color: var(--green); margin-bottom: 12px; }
.contact__success-text { color: var(--text-secondary); max-width: 400px; margin: 0 auto 24px; line-height: 1.7; }

/* Alert */
.alert { padding: 14px 20px; border-radius: var(--radius-sm); margin-bottom: 20px; font-size: 14px; }
.alert--error { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }

/* Form grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group--sm { grid-column: span 4; }
.form-group--md { grid-column: span 6; }
.form-group--lg { grid-column: span 8; }
.form-group--full { grid-column: span 12; }
.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.form-group input,
.form-group select,
.form-group textarea {
  font-family: inherit;
  font-size: 15px;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
  transition: var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-08);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #94a3b8; }
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%2364748b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-group textarea { resize: vertical; min-height: 80px; }

.contact__disclaimer {
  text-align: center;
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Loader spinner */
.loader {
  width: 22px; height: 22px;
  border: 3px solid rgba(255,255,255,.3);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.footer { background: var(--green-darker); padding: 56px 0 36px; }
.footer__grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; }
.footer__logo {
  display: block;
  font-family: 'Tangerine', cursive;
  font-size: 36px;
  color: var(--white);
  line-height: 1;
}
.footer__tagline {
  display: block;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 14px;
  color: var(--gold-light);
  font-style: italic;
  letter-spacing: 1px;
  margin-top: 4px;
}
.footer__desc { color: rgba(255,255,255,.45); font-size: 13px; line-height: 1.7; margin-top: 12px; }
.footer__heading { color: var(--white); font-weight: 700; font-size: 14px; margin-bottom: 16px; }
.footer__item { color: rgba(255,255,255,.55); font-size: 13px; margin-bottom: 8px; }
.footer__item a { color: rgba(255,255,255,.55); transition: var(--transition); }
.footer__item a:hover { color: var(--white); }
.footer__divider { height: 1px; background: rgba(255,255,255,.1); margin: 36px 0; }
.footer__copy { text-align: center; color: rgba(255,255,255,.35); font-size: 12px; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero__title { font-size: 44px; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .navbar__links { display: none; }
  .navbar__mobile-cta { display: inline-flex; }

  .hero { padding: 110px 0 70px; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
  .hero__title { font-size: 36px; }
  .hero__subtitle { font-size: 16px; }
  .hero__actions { flex-direction: column; }
  .hero__trust { gap: 16px; }

  .section-title { font-size: 28px; }
  .section-subtitle { font-size: 15px; }

  .services, .formulas, .testimonials, .contact { padding: 64px 0; }
  .services__grid { grid-template-columns: 1fr; }

  .formulas__grid { grid-template-columns: 1fr; }

  .testimonials__grid { grid-template-columns: 1fr; }

  .contact__card { padding: 28px; }
  .form-group--sm,
  .form-group--md,
  .form-group--lg { grid-column: span 12; }

  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 480px) {
  .hero__title { font-size: 30px; }
  .btn--lg { padding: 12px 24px; font-size: 15px; }
  .formula-card { padding: 24px; }
  .formula-card__amount { font-size: 40px; }
  .contact__card { padding: 20px; }
}