/* =====================================================
   Nefit — лендинг. Самодостаточная тема (не зависит от
   Telegram): светлая по умолчанию, тёмная по системной
   настройке. Минимализм, liquid glass, Lucide-иконки.
   Mobile-first.
   ===================================================== */
:root {
  --primary: #22c55e;
  --primary-600: #16a34a;
  --sky: #38bdf8;
  --amber: #f59e0b;

  --bg: #f4f5f7;
  --bg-2: #eef1f5;
  --text: #11151c;
  --text-2: #5b6470;
  --text-3: #98a1ad;
  --border: rgba(17, 21, 28, 0.08);

  /* Стекло */
  --glass-bg: rgba(255, 255, 255, 0.62);
  --glass-brd: rgba(255, 255, 255, 0.7);
  --glass-shadow: 0 10px 40px rgba(16, 24, 40, 0.10);

  --r-sm: 14px;
  --r-md: 20px;
  --r-lg: 28px;
  --r-pill: 999px;

  --maxw: 1080px;
  --dur: 0.5s;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #34d27b;
    --primary-600: #22c55e;
    --sky: #4cc2f1;
    --amber: #f5b22d;

    --bg: #0b0f14;
    --bg-2: #0d1117;
    --text: #e9edf2;
    --text-2: #aab2bd;
    --text-3: #6b7480;
    --border: rgba(255, 255, 255, 0.09);

    --glass-bg: rgba(22, 27, 34, 0.55);
    --glass-brd: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 14px 44px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
    Roboto, system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.02em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
.hidden { display: none !important; }

/* -------- Фоновые liquid-glass блобы -------- */
.bg-decor { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
}
.blob-1 {
  width: 46vw; height: 46vw; top: -12vw; right: -10vw;
  background: radial-gradient(circle at 30% 30%, var(--primary), transparent 70%);
}
.blob-2 {
  width: 40vw; height: 40vw; top: 40vh; left: -14vw;
  background: radial-gradient(circle at 30% 30%, var(--sky), transparent 70%);
  opacity: 0.35;
}
.blob-3 {
  width: 34vw; height: 34vw; bottom: -12vw; right: 6vw;
  background: radial-gradient(circle at 30% 30%, var(--amber), transparent 70%);
  opacity: 0.22;
}
@media (prefers-color-scheme: dark) { .blob { opacity: 0.3; } }

/* -------- Иконки -------- */
[data-lucide] { width: 1em; height: 1em; stroke-width: 2; }

/* -------- Кнопки -------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  border: none; cursor: pointer;
  border-radius: var(--r-pill);
  font-size: 15px; font-weight: 650; font-family: inherit;
  padding: 12px 20px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    background var(--dur) var(--ease);
}
.btn i { font-size: 18px; }
.btn:active { transform: scale(0.97); }
.btn-primary {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-600) 100%);
  color: #fff;
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.35),
    0 8px 22px color-mix(in srgb, var(--primary) 40%, transparent);
}
.btn-primary::after {
  /* Бегущий блик, чтобы главная кнопка притягивала взгляд */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.35) 50%, transparent 70%);
  transform: translateX(-120%);
  animation: sheen 4.5s var(--ease) infinite;
}
@keyframes sheen {
  0%, 55% { transform: translateX(-120%); }
  75%, 100% { transform: translateX(120%); }
}
@media (prefers-reduced-motion: reduce) { .btn-primary::after { animation: none; } }
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.35),
    0 12px 28px color-mix(in srgb, var(--primary) 50%, transparent);
}
.btn-lg { padding: 15px 28px; font-size: 16px; }
.btn-ghost {
  background: var(--glass-bg);
  border: 1px solid var(--glass-brd);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  color: var(--text);
}
.btn-soft { background: var(--bg-2); color: var(--text); }

/* -------- Стекло -------- */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-brd);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
}

/* -------- Хедер: плавающая стеклянная капсула -------- */
.site-header {
  position: sticky; top: 10px; z-index: 20;
  max-width: var(--maxw); margin: 10px auto 0;
  padding: 0 14px;
}
.header-bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  padding: 8px 8px 8px 10px;
  border-radius: var(--r-pill);
}
.brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 750; }
.brand-mark {
  display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(145deg, var(--primary) 0%, var(--primary-600) 100%);
  color: #fff; font-size: 19px;
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.45),
    inset 0 -2px 4px rgba(0, 0, 0, 0.18),
    0 4px 12px color-mix(in srgb, var(--primary) 35%, transparent);
}
.brand-name { font-size: 18px; letter-spacing: -0.02em; }
.header-cta { padding: 9px 16px; font-size: 14px; }
.header-cta i { font-size: 16px; }
/* В футере капсулы-хедера нет — там лого само в мягкой капсуле */
.site-footer .brand {
  padding: 8px 16px 8px 10px; border-radius: var(--r-pill);
  background: var(--glass-bg); border: 1px solid var(--glass-brd);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  justify-self: start;
}

/* -------- Общие секции -------- */
main { max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }
.section { padding: 46px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 22px; }
.section-head h2 { font-size: 25px; }
.section-head p { color: var(--text-2); margin-top: 8px; font-size: 16px; }
/* Компактные сетки центрируем и не даём растягиваться на всю ширину. */
.steps, .grid, .faq { max-width: 860px; margin-left: auto; margin-right: auto; }

/* -------- Hero -------- */
.hero {
  display: grid; gap: 30px;
  padding: 22px 0 42px;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 650; color: var(--primary-600);
  background: color-mix(in srgb, var(--primary) 14%, transparent);
  padding: 6px 13px; border-radius: var(--r-pill);
  margin-bottom: 16px;
}
.eyebrow i { font-size: 15px; }
.hero-title { font-size: 34px; line-height: 1.08; }
.hero-title .accent {
  background: linear-gradient(90deg, var(--primary-600), var(--sky));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.hero-sub { color: var(--text-2); font-size: 16.5px; margin-top: 13px; max-width: 30ch; }
.hero-chips { margin: 18px 0 4px; display: flex; flex-wrap: wrap; gap: 8px; }
.hero-chips li {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; font-weight: 550;
  padding: 7px 13px 7px 10px; border-radius: var(--r-pill);
  background: var(--glass-bg); border: 1px solid var(--border);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.hero-chips i { color: var(--primary); font-size: 15px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.cta-note { margin-top: 12px; font-size: 13px; color: var(--text-3); font-weight: 500; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 18px; color: var(--text-2); font-size: 14px; font-weight: 550;
}
.hero-badge i { color: var(--amber); font-size: 17px; }

/* Hero-визуал: стеклянный «телефон» с кольцом калорий */
.hero-visual { display: flex; justify-content: center; position: relative; }
.float-bubble {
  position: absolute; top: -12px; z-index: 2;
  right: max(0px, calc(50% - 186px));
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px 10px 10px; border-radius: var(--r-md);
  animation: floaty 5s ease-in-out infinite;
}
.float-ic {
  display: grid; place-items: center; width: 34px; height: 34px; flex: 0 0 auto;
  border-radius: 10px; font-size: 17px; color: var(--sky);
  background: color-mix(in srgb, var(--sky) 14%, transparent);
}
.float-txt b { display: block; font-size: 13px; }
.float-txt span { font-size: 12px; color: var(--text-2); }
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@media (prefers-reduced-motion: reduce) { .float-bubble { animation: none; } }
.phone {
  width: 100%; max-width: 340px; padding: 22px;
  display: grid; gap: 14px;
}
.phone-top { display: flex; align-items: center; justify-content: space-between; }
.phone-day { font-weight: 650; font-size: 15px; }
.phone-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--primary); }
.ring-wrap { position: relative; width: 168px; height: 168px; margin: 4px auto 6px; }
.ring { width: 168px; height: 168px; transform: rotate(-90deg); }
.ring-track { fill: none; stroke: var(--bg-2); stroke-width: 12; }
.ring-fill {
  fill: none; stroke: var(--primary); stroke-width: 12; stroke-linecap: round;
  stroke-dasharray: 327; stroke-dashoffset: 86;
  transition: stroke-dashoffset 1.1s var(--ease);
}
.ring-center {
  position: absolute; inset: 0; display: grid; place-content: center; text-align: center;
}
.ring-num { font-size: 30px; font-weight: 750; }
.ring-cap { font-size: 12.5px; color: var(--text-3); margin-top: 2px; }
.macro-row { display: flex; justify-content: space-between; gap: 8px; font-size: 12.5px; color: var(--text-2); }
.macro { display: flex; align-items: center; gap: 6px; }
.macro-b { width: 9px; height: 9px; border-radius: 3px; }
.b-p { background: var(--amber); }
.b-f { background: var(--sky); }
.b-c { background: var(--primary); }
.meal { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--r-sm); background: var(--bg-2); }
.meal-ic {
  display: grid; place-items: center; width: 38px; height: 38px; flex: 0 0 auto;
  border-radius: 11px; background: var(--bg); color: var(--primary); font-size: 18px;
}
.meal-txt { display: flex; flex-direction: column; }
.meal-txt b { font-size: 14px; }
.meal-txt span { font-size: 12.5px; color: var(--text-3); }

/* -------- Strip (снятие страхов) -------- */
.strip {
  display: grid; gap: 14px;
  background: var(--glass-bg); border: 1px solid var(--glass-brd);
  border-radius: var(--r-lg); box-shadow: var(--glass-shadow);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  padding: 22px; margin: 8px 0 12px;
}
.strip-item { display: flex; align-items: center; gap: 13px; }
.strip-ic {
  display: grid; place-items: center; width: 44px; height: 44px; flex: 0 0 auto;
  border-radius: 13px; font-size: 21px; color: var(--primary);
  background: color-mix(in srgb, var(--primary) 13%, transparent);
}
.strip-item b { display: block; font-size: 15px; }
.strip-item span { font-size: 13.5px; color: var(--text-2); }

/* -------- Steps (компактные горизонтальные карточки) -------- */
.steps { display: grid; gap: 12px; }
.step {
  display: flex; align-items: center; gap: 14px;
  padding: 15px 18px; position: relative;
}
.step-ic {
  display: grid; place-items: center; width: 46px; height: 46px; flex: 0 0 auto;
  border-radius: 14px; font-size: 22px; color: var(--primary);
  background: color-mix(in srgb, var(--primary) 13%, transparent);
}
.step-txt { flex: 1; min-width: 0; }
.step-txt h3 { font-size: 16px; }
.step-txt p { color: var(--text-2); font-size: 13.5px; margin-top: 2px; }
.step-num {
  font-size: 26px; font-weight: 800; color: var(--border);
  flex: 0 0 auto; line-height: 1;
}

/* -------- Features (бенто 2 колонки на телефоне) -------- */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.feature {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 10px; padding: 20px 14px;
}
.feature-ic {
  display: grid; place-items: center; width: 46px; height: 46px;
  border-radius: 14px; font-size: 22px; color: var(--primary);
  background: color-mix(in srgb, var(--primary) 13%, transparent);
}
.feature h3 { font-size: 14.5px; }

/* -------- FAQ -------- */
.faq { display: grid; gap: 12px; max-width: 760px; margin: 0 auto; }
.qa { padding: 4px 20px; }
.qa summary {
  cursor: pointer; list-style: none; padding: 16px 0;
  font-weight: 620; font-size: 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: "+"; font-size: 22px; color: var(--text-3); font-weight: 400;
  transition: transform var(--dur) var(--ease);
}
.qa[open] summary::after { transform: rotate(45deg); }
.qa p { color: var(--text-2); font-size: 15px; padding: 0 0 18px; }

/* -------- Финальный CTA -------- */
.final { text-align: center; padding: 44px 26px; }
.final h2 { font-size: 26px; max-width: 520px; margin: 0 auto; }
.final p { color: var(--text-2); margin: 12px 0 22px; font-size: 16px; }

/* -------- Footer -------- */
.site-footer {
  max-width: var(--maxw); margin: 0 auto; padding: 32px 18px 96px;
  display: grid; gap: 16px; border-top: 1px solid var(--border);
}
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; color: var(--text-2); font-size: 14.5px; }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--text-3); font-size: 13px; }

/* -------- Мобильная липкая CTA -------- */
.mobile-cta {
  position: fixed; left: 14px; right: 14px; z-index: 30;
  bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  display: flex; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-600) 100%);
  color: #fff; font-weight: 650; font-size: 16px;
  padding: 15px; border-radius: var(--r-pill);
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.35),
    0 10px 30px color-mix(in srgb, var(--primary) 45%, transparent);
}
.mobile-cta i { font-size: 19px; }

/* -------- Reveal on scroll -------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* =====================================================
   Планшет / десктоп
   ===================================================== */
@media (min-width: 720px) {
  .strip { grid-template-columns: repeat(3, 1fr); gap: 22px; padding: 24px 30px; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .grid { grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .section-head h2 { font-size: 30px; }
  .mobile-cta { display: none; }
}

@media (min-width: 940px) {
  .hero {
    grid-template-columns: 1fr 1fr; align-items: center;
    padding: 44px 0 60px; gap: 48px;
  }
  .hero-copy { max-width: 480px; }
  .hero-title { font-size: 46px; }
  .hero-sub { font-size: 18px; max-width: 42ch; }
  .phone { max-width: 360px; }
  .section { padding: 64px 0; }
}