/* =========================================================
   MedSina — Visual Polish v2
   Точечные улучшения поверх существующего дизайна
   Без анимаций на JS, без canvas, без тяжёлых эффектов
   ========================================================= */

/* ── Усиливаем CSS-переменные ── */
:root {
  --shadow:    0 4px 20px rgba(15,23,42,.08);
  --shadow-lg: 0 16px 48px rgba(15,23,42,.14);
  --radius:    18px;
  --radius-sm: 12px;
}

/* ═══════════════════════════════════════
   HERO
═══════════════════════════════════════ */
.hero-title {
  font-weight: 900 !important;
  letter-spacing: -.03em !important;
  line-height: 1.06 !important;
}

.hero-subtitle {
  font-size: 17px !important;
  line-height: 1.7 !important;
  color: #475569 !important;
}

/* Кнопки hero */
.hero .btn-primary,
.btn-primary {
  border-radius: 14px !important;
  padding: 14px 28px !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  box-shadow: 0 6px 24px rgba(37,99,235,.32) !important;
  transition: box-shadow .2s, transform .2s !important;
}
.btn-primary:hover {
  box-shadow: 0 10px 36px rgba(37,99,235,.42) !important;
  transform: translateY(-1px) !important;
}

.btn-ghost {
  border-radius: 14px !important;
  padding: 13px 24px !important;
  font-weight: 600 !important;
  border: 1.5px solid rgba(37,99,235,.2) !important;
  transition: border-color .2s, background .2s, transform .2s !important;
}
.btn-ghost:hover {
  border-color: var(--primary) !important;
  background: var(--primary-light) !important;
  transform: translateY(-1px) !important;
}

/* Stats */
.hero-stats .big-num,
.hero-stats [class*="num"],
.big-num,
.big-stat {
  font-size: 38px !important;
  font-weight: 900 !important;
  background: var(--gradient) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
}

/* ═══════════════════════════════════════
   FEATURE CARDS
═══════════════════════════════════════ */
.feature-card {
  border-radius: 20px !important;
  border: 1px solid rgba(15,23,42,.06) !important;
  box-shadow: 0 2px 12px rgba(15,23,42,.05) !important;
  transition: box-shadow .25s, transform .25s, border-color .25s !important;
  overflow: hidden !important;
}
.feature-card:hover {
  transform: translateY(-5px) !important;
  box-shadow: 0 16px 48px rgba(37,99,235,.11) !important;
  border-color: rgba(37,99,235,.14) !important;
}

.feature-icon-wrap {
  width: 54px !important;
  height: 54px !important;
  border-radius: 16px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.feature-card h3 {
  font-size: 19px !important;
  font-weight: 800 !important;
  letter-spacing: -.01em !important;
}

/* ═══════════════════════════════════════
   HOW IT WORKS
═══════════════════════════════════════ */
.step-icon {
  border-radius: 20px !important;
  box-shadow: 0 6px 20px rgba(37,99,235,.28) !important;
}

.step-num {
  font-size: 52px !important;
  font-weight: 900 !important;
  opacity: .15 !important;
}

.step h3 {
  font-size: 17px !important;
  font-weight: 800 !important;
  color: var(--text) !important;
}

/* ═══════════════════════════════════════
   PERSONAS
═══════════════════════════════════════ */
.persona-card {
  border-radius: 22px !important;
  transition: transform .25s, box-shadow .25s !important;
  border: 1px solid rgba(15,23,42,.07) !important;
}
.persona-card:not(.persona-featured):hover {
  transform: translateY(-5px) !important;
  box-shadow: 0 16px 48px rgba(37,99,235,.1) !important;
}
.persona-featured {
  box-shadow: 0 16px 48px rgba(37,99,235,.3) !important;
  transform: scale(1.02) !important;
}
.persona-featured:hover {
  transform: scale(1.02) translateY(-4px) !important;
}

/* ═══════════════════════════════════════
   FAQ
═══════════════════════════════════════ */
.faq-item {
  border-radius: 14px !important;
  border: 1px solid rgba(15,23,42,.07) !important;
  box-shadow: none !important;
  transition: box-shadow .2s, border-color .2s !important;
}
.faq-item:hover {
  box-shadow: 0 4px 20px rgba(37,99,235,.08) !important;
  border-color: rgba(37,99,235,.18) !important;
}
.faq-question {
  font-size: 15px !important;
  font-weight: 700 !important;
  padding: 20px 24px !important;
}

/* ═══════════════════════════════════════
   SECTION LABELS & TITLES
═══════════════════════════════════════ */
.section-label {
  font-size: 11px !important;
  font-weight: 800 !important;
  letter-spacing: .1em !important;
  border-radius: 50px !important;
  padding: 5px 16px !important;
}

.section-title {
  font-weight: 900 !important;
  letter-spacing: -.025em !important;
  line-height: 1.1 !important;
}

.section-subtitle {
  font-size: 16px !important;
  line-height: 1.65 !important;
  color: var(--text-2) !important;
}

/* ═══════════════════════════════════════
   СКРОЛЛБАР — лёгкий
═══════════════════════════════════════ */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--gradient);
  border-radius: 10px;
}

/* ═══════════════════════════════════════
   DARK MODE
═══════════════════════════════════════ */
html.ms-dark .feature-card {
  border-color: rgba(255,255,255,.06) !important;
  box-shadow: none !important;
}
html.ms-dark .persona-card:not(.persona-featured) {
  border-color: rgba(255,255,255,.06) !important;
}
html.ms-dark .faq-item {
  border-color: rgba(255,255,255,.06) !important;
}
html.ms-dark .btn-ghost {
  border-color: rgba(255,255,255,.15) !important;
  color: #94a3b8 !important;
}
html.ms-dark .btn-ghost:hover {
  background: rgba(255,255,255,.07) !important;
  border-color: #60a5fa !important;
  color: #60a5fa !important;
}