/* ========================================================
   ВТоп77 – Hero v2 + Principles
   Новый hero-блок и секция «Четыре принципа»
   ======================================================== */

/* ---------- HERO 2 ---------- */
.hero2{
  padding: calc(var(--header-h) + var(--space-12)) 0 var(--space-16);
  position: relative;
  overflow: hidden;
}
body.has-promo .hero2{
  padding-top: calc(var(--header-h) + var(--space-12) + 40px);
}
@media (max-width: 720px){
  body.has-promo .hero2{
    padding-top: calc(var(--header-h) + var(--space-10) + 48px);
  }
}
.hero2::before{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 15% 25%, rgba(200,146,75,0.10), transparent 70%),
    radial-gradient(ellipse 60% 40% at 85% 15%, rgba(184,88,66,0.08), transparent 75%);
  pointer-events: none;
  z-index: 0;
}
.hero2 > .container{ position: relative; z-index: 1; }

.hero2__grid{
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: start;
}
@media (max-width: 980px){
  .hero2__grid{ grid-template-columns: 1fr; gap: 40px; }
}

/* --- Left column --- */
.hero2__kicker{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--line);
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
  margin-bottom: var(--space-6);
  backdrop-filter: blur(4px);
}
.hero2__live-dot{
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 4px rgba(139,156,126,0.20);
  animation: hero2-pulse 2.2s ease-in-out infinite;
}
@keyframes hero2-pulse{
  0%, 100%{ box-shadow: 0 0 0 4px rgba(139,156,126,0.20); }
  50%{ box-shadow: 0 0 0 6px rgba(139,156,126,0.08); }
}

.hero2__title{
  font-family: var(--serif);
  font-size: clamp(38px, 4.4vw, 64px);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: var(--space-5);
  max-width: 18ch;
  text-wrap: pretty;
}
.hero2__title em{
  font-style: italic;
  font-weight: 400;
  color: var(--terracotta);
  position: relative;
  white-space: nowrap;
}
.hero2__title em .ink-underline{
  position: absolute;
  left: -2%;
  bottom: -0.18em;
  width: 104%;
  height: 0.32em;
  color: var(--terracotta);
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
}

.hero2__sub{
  font-family: var(--sans);
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 52ch;
  margin-bottom: var(--space-10);
}
.hero2__sub em{
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.08em;
  color: var(--ink);
  font-weight: 500;
}

/* algorithm-shift callout under the sub */
.hero2__callout{
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px 20px 16px 18px;
  margin: -12px 0 var(--space-10);
  background: rgba(184,88,66,0.05);
  border-left: 2px solid var(--terracotta);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  max-width: 56ch;
}
.hero2__callout-mark{
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  color: var(--terracotta);
  line-height: 1;
  margin-top: 2px;
}
.hero2__callout-text{
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
}
.hero2__callout-text em{
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  color: var(--terracotta);
  font-size: 1.1em;
}

/* stats row */
.hero2__stats{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-bottom: var(--space-10);
  max-width: 580px;
}
.hero2__stat{
  padding: 4px 22px 4px 0;
  border-left: 1px solid var(--line);
  padding-left: 22px;
}
.hero2__stat:first-child{ border-left: 0; padding-left: 0; }
.hero2__stat-num{
  font-family: var(--serif);
  font-size: clamp(26px, 2.4vw, 32px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 6px;
}
.hero2__stat-num em{
  font-style: italic;
  font-weight: 400;
  color: var(--terracotta);
}
.hero2__stat-label{
  font-family: var(--sans);
  font-size: 10.5px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  line-height: 1.4;
  color: var(--ink-mute);
  max-width: 16ch;
}

.hero2__cta{
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: var(--space-4);
}
.hero2__cta-btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 18px 30px;
  background: var(--terracotta);
  color: #fff;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 1px solid var(--terracotta);
  transition: background .22s ease, transform .22s ease, box-shadow .22s ease;
  box-shadow: 0 6px 20px rgba(184,88,66,0.22);
}
.hero2__cta-btn:hover{
  background: var(--rust);
  border-color: var(--rust);
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(184,88,66,0.28);
}
.hero2__cta-note{
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* --- Right column: live case --- */
.hero2__case{
  background: #FFFDF8;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: clamp(20px, 2vw, 28px);
  box-shadow: 0 24px 60px rgba(42,37,32,0.08);
  position: relative;
}
.hero2__case-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.hero2__case-eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
}
.hero2__case-eyebrow::before{
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  border: 1.5px solid var(--terracotta);
  background: transparent;
  display: inline-block;
}
.hero2__case-tag{
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terracotta);
  background: rgba(184,88,66,0.08);
  border: 1px solid rgba(184,88,66,0.20);
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  white-space: nowrap;
}
.hero2__case-desc{
  font-family: var(--serif);
  font-style: italic;
  font-size: 17px;
  line-height: 1.4;
  color: var(--ink-soft);
  margin-bottom: 8px;
  padding-right: 8px;
}
.hero2__case-desc em{
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
}

/* ---- chart toolbar (browser-like top bar) ---- */
.hero2__chart-toolbar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 10px;
  margin: 4px -4px 8px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: rgba(244,237,224,0.4);
}
.hero2__chart-meta{
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.hero2__chart-meta-chip{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}
.hero2__chart-meta-chip b{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px; height: 14px;
  border-radius: 3px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: 11px;
  line-height: 1;
}

.hero2__chart-tabs{
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 2px 4px 10px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 14px;
}
.hero2__chart-tab{
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  padding-bottom: 6px;
  position: relative;
}
.hero2__chart-tab.is-active{
  color: var(--ink);
  font-weight: 600;
}
.hero2__chart-tab.is-active::after{
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -11px;
  height: 2px;
  background: var(--terracotta);
}

/* ---- chart + donut wrap ---- */
.hero2__chart-wrap{
  display: grid;
  grid-template-columns: minmax(0, 1fr) 100px;
  gap: 14px;
  align-items: center;
  margin-bottom: 14px;
}
@media (max-width: 540px){
  .hero2__chart-wrap{ grid-template-columns: 1fr; }
}

.hero2__chart{
  position: relative;
  height: 220px;
  margin: 0;
}
.hero2__chart svg{
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}
.hero2__chart-grid line{
  stroke: var(--line-soft);
  stroke-width: 1;
  stroke-dasharray: 2 4;
}
.hero2__chart-axis{
  font-family: 'Cormorant Garamond', serif;
  font-size: 11px;
  fill: var(--ink-faint);
  font-style: italic;
}
.hero2__chart-line{
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 900;
  stroke-dashoffset: 900;
  animation: hero2-draw 2.4s ease-out 0.3s forwards;
}
.hero2__chart-line--sage{ stroke: var(--sage); }
.hero2__chart-line--terracotta{ stroke: var(--terracotta); animation-delay: 0.5s; }

.hero2__chart-fill{
  opacity: 0;
  animation: hero2-fade 0.6s ease-out 2.5s forwards;
}
.hero2__chart-fill--sage{ fill: var(--sage); }

@keyframes hero2-draw{ to{ stroke-dashoffset: 0; } }
@keyframes hero2-fade{ to{ opacity: 0.10; } }

.hero2__chart-end{
  stroke-width: 2.4;
  fill: #FFFDF8;
  opacity: 0;
  animation: hero2-pop 0.4s ease-out 2.6s forwards;
}
.hero2__chart-end--sage{ stroke: var(--sage); }
.hero2__chart-end--terracotta{ stroke: var(--terracotta); animation-delay: 2.8s; }
@keyframes hero2-pop{ to{ opacity: 1; } }

/* ---- donut ---- */
.hero2__donut{
  position: relative;
  width: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.hero2__donut svg{
  width: 100%;
  display: block;
  overflow: visible;
}
.hero2__donut-track-outer,
.hero2__donut-track-inner{
  fill: none;
  stroke: var(--line-soft);
  stroke-width: 6;
}
.hero2__donut-track-inner{ stroke-width: 5; }
.hero2__donut-ring{
  fill: none;
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 1.6s ease-out;
}
.hero2__donut-ring--sage{ stroke: var(--sage); }
.hero2__donut-ring--terracotta{ stroke: var(--terracotta); stroke-width: 5; }
.hero2__donut-text{
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  font-weight: 500;
  fill: var(--ink);
}
.hero2__donut-cap{
  font-family: var(--sans);
  font-size: 9.5px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
  margin-top: 2px;
}

/* ---- legend ---- */
.hero2__chart-legend{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  padding: 10px 0 14px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 14px;
}
.hero2__chart-leg{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--sans);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}
.hero2__chart-leg i{
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--ink-faint);
  display: inline-block;
}
.hero2__chart-leg.is-on{ color: var(--ink-soft); font-weight: 500; }
.hero2__chart-leg--sage.is-on i{ background: var(--sage); }
.hero2__chart-leg--terracotta.is-on i{ background: var(--terracotta); }

.hero2__case-stats{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}
.hero2__case-stat-num{
  font-family: var(--serif);
  font-style: italic;
  font-size: 26px;
  font-weight: 500;
  line-height: 1;
  color: var(--terracotta);
  margin-bottom: 4px;
}
.hero2__case-stat-label{
  font-family: var(--sans);
  font-size: 9.5px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ink-mute);
  line-height: 1.3;
}

/* --- Dark CTA --- */
.hero2__darkcta{
  margin-top: var(--space-12);
  background: linear-gradient(135deg, #1F1A16 0%, #2A2520 55%, #3a2520 100%);
  color: #EBE1D0;
  border-radius: 8px;
  padding: clamp(28px, 4vw, 56px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero2__darkcta::before{
  content: "";
  position: absolute;
  top: -20%; right: -10%;
  width: 60%; height: 140%;
  background: radial-gradient(ellipse at center, rgba(184,88,66,0.18), transparent 65%);
  pointer-events: none;
}
@media (max-width: 820px){
  .hero2__darkcta{ grid-template-columns: 1fr; }
}
.hero2__darkcta-left{ position: relative; z-index: 1; }
.hero2__darkcta-title{
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: #F4EDE0;
  margin-bottom: 14px;
}
.hero2__darkcta-title em{
  font-style: italic;
  font-weight: 400;
  color: var(--terracotta-2);
}
.hero2__darkcta-sub{
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.55;
  color: rgba(235,225,208,0.75);
  max-width: 42ch;
}
.hero2__darkcta-form{
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  z-index: 1;
}
.hero2__darkcta-field{ position: relative; }
.hero2__darkcta-field input{
  width: 100%;
  padding: 14px 16px 14px 44px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(235,225,208,0.16);
  border-radius: var(--radius-pill);
  color: #F4EDE0;
  font-family: var(--sans);
  font-size: 14px;
  outline: none;
  transition: border-color .2s ease, background .2s ease;
}
.hero2__darkcta-field input::placeholder{ color: rgba(235,225,208,0.50); }
.hero2__darkcta-field input:focus{
  border-color: var(--terracotta-2);
  background: rgba(255,255,255,0.06);
}
.hero2__darkcta-field > svg{
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: rgba(235,225,208,0.45);
  pointer-events: none;
}
.hero2__darkcta-submit{
  margin-top: 4px;
  padding: 15px 24px;
  background: var(--terracotta);
  color: #fff;
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background .22s ease, transform .22s ease;
  box-shadow: 0 8px 24px rgba(184,88,66,0.25);
}
.hero2__darkcta-submit:hover{
  background: var(--rust);
  transform: translateY(-1px);
}

/* ========================================================
   PRINCIPLES – Четыре принципа
   ======================================================== */
.principles{
  padding: var(--space-20) 0 var(--space-20);
  position: relative;
}

.principles__head{
  max-width: 920px;
  margin-bottom: var(--space-14);
}
.principles__eyebrow{
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  color: var(--terracotta);
  font-weight: 400;
  margin-bottom: var(--space-5);
  letter-spacing: 0.01em;
}
.principles__title{
  font-family: var(--serif);
  font-size: clamp(34px, 3.6vw, 52px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  max-width: 22ch;
  text-wrap: pretty;
}
.principles__title em{
  font-style: italic;
  font-weight: 400;
  color: var(--terracotta);
}

.principles__list{
  border-top: 1px solid var(--line);
}
.principle{
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) 180px;
  gap: clamp(20px, 3vw, 48px);
  padding: clamp(28px, 3vw, 40px) 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
@media (max-width: 820px){
  .principle{
    grid-template-columns: 70px 1fr;
    grid-template-areas:
      "num title"
      "num body"
      ". meta";
    gap: 16px;
  }
  .principle__num{ grid-area: num; }
  .principle__body{ grid-area: body; }
  .principle__meta{
    grid-area: meta;
    border-left: 0 !important;
    padding-left: 0 !important;
    display: flex;
    align-items: baseline;
    gap: 18px;
    text-align: left !important;
    margin-top: 6px;
  }
}

.principle__num{
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(56px, 5vw, 88px);
  line-height: 0.9;
  color: var(--terracotta);
  letter-spacing: -0.02em;
}

.principle__body{ padding-top: 6px; }
.principle__title{
  font-family: var(--serif);
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 500;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 10px;
  letter-spacing: -0.005em;
}
.principle__title em{
  font-style: italic;
  font-weight: 400;
  color: var(--terracotta);
}
.principle__text{
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 56ch;
}

.principle__meta{
  text-align: right;
  border-left: 1px solid var(--line);
  padding-left: clamp(16px, 2vw, 28px);
  padding-top: 8px;
}
.principle__meta-top,
.principle__meta-bot{
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
}
.principle__meta-num{
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(34px, 3vw, 44px);
  line-height: 1.1;
  color: var(--ink);
  margin: 6px 0 4px;
  letter-spacing: -0.01em;
}
.principle__meta-num em{
  font-style: italic;
  color: var(--terracotta);
  font-size: 0.75em;
}
.principle__meta--free .principle__meta-num{ color: var(--sage); }

/* responsive tightening */
@media (max-width: 540px){
  .hero2__stats{ grid-template-columns: 1fr; gap: 14px; }
  .hero2__stat{ border-left: 0; padding-left: 0; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
  .hero2__stat:last-child{ border-bottom: 0; }
  .hero2__case-stats{ grid-template-columns: 1fr; gap: 14px; }
  .hero2__case-head{ flex-direction: column; align-items: flex-start; }
}