/* ==========================================================================
   ОГЛАВЛЕНИЕ (block-07-school.css) — Блок 7: О школе + обучение + контакты
   0. Переход 6→7 — искры на стыке
   1. Объединённый заголовок
   2. Промо-карточки
   3. Фото + «Напишите Максиму»
   4. Шаги обучения (4 карточки)
   ========================================================================== */

/* 0. Переход: тонкая линия + мерцающие искры на месте */
.section-divider--b6-b7 {
  height: 72px;
  position: relative;
  z-index: 4;
  background: transparent;
  overflow: visible;
  margin-top: -36px;
  margin-bottom: -36px;
  pointer-events: none;
}

.section-divider--b6-b7 .section-divider__seam {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(520px, 72vw);
  height: 1px;
  transform: translate(-50%, -50%);
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 159, 61, 0.15) 20%,
    rgba(255, 159, 61, 0.45) 50%,
    rgba(255, 159, 61, 0.15) 80%,
    transparent
  );
  animation: b6b7SeamBreath 5s ease-in-out infinite;
}

.section-divider--b6-b7 .section-divider__ember {
  position: absolute;
  top: 50%;
  width: 5px;
  height: 5px;
  margin: -2.5px 0 0 -2.5px;
  border-radius: 50%;
  background: radial-gradient(circle, #ffe0a8 0%, #ff9f3d 45%, transparent 70%);
  opacity: 0;
  animation: b6b7EmberTwinkle 4.2s ease-in-out infinite;
}
.section-divider--b6-b7 .section-divider__ember:nth-child(2) { animation-delay: 0s; }
.section-divider--b6-b7 .section-divider__ember:nth-child(3) { animation-delay: 0.7s; }
.section-divider--b6-b7 .section-divider__ember:nth-child(4) { animation-delay: 1.4s; }
.section-divider--b6-b7 .section-divider__ember:nth-child(5) { animation-delay: 2.1s; }
.section-divider--b6-b7 .section-divider__ember:nth-child(6) { animation-delay: 2.8s; }
.section-divider--b6-b7 .section-divider__ember:nth-child(7) { animation-delay: 3.5s; }
.section-divider--b6-b7 .section-divider__ember:nth-child(8) { animation-delay: 1.1s; }

@keyframes b6b7SeamBreath {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 0.85; }
}

@keyframes b6b7EmberTwinkle {
  0%, 100% {
    opacity: 0;
    transform: scale(0.5);
    box-shadow: none;
  }
  45%, 55% {
    opacity: 0.95;
    transform: scale(1);
    box-shadow:
      0 0 8px rgba(255, 159, 61, 0.9),
      0 0 18px rgba(255, 107, 26, 0.45);
  }
}

.block-07 {
  --b07-stack-gap: var(--gap-xl);
  background: #eef8fb;
  position: relative;
  z-index: 1;
  overflow-x: hidden;
}

.block-07.section-block {
  min-height: auto;
  padding-bottom: calc(var(--gap-xl) * 2.5);
}

.block-07__atmosphere {
  z-index: 0;
}

.block-07__content {
  position: relative;
  z-index: 1;
}

/* Единый вертикальный ритм между рядами блока */
.block-07__title {
  color: #fff;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.45);
  margin-bottom: var(--b07-stack-gap);
}

.block-07__title span:not(.block-07__title-and):not(.block-07__title-end) {
  text-shadow: none;
}

/* Объединённый заголовок: Hair Hacking — акцент, «обучение» — белый→жёлтый */
.block-07__title .block-07__title-and {
  color: var(--color-text);
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
}

.block-07__title .block-07__title-end {
  background: linear-gradient(110deg, #fff, #ffb347);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.block-07__cards {
  --b07-promo-gap: var(--gap-lg);
  --b07-promo-aurora: linear-gradient(
    125deg,
    #f8fcfe 0%,
    #f0f8fc 14%,
    #e8f4fa 28%,
    #dff0f8 42%,
    #d4ecf4 56%,
    #c9e5ef 70%,
    #e2f2f9 84%,
    #f5fafc 100%
  );
  --b07-promo-stars: radial-gradient(1.2px 1.2px at 11% 22%, rgba(255, 255, 255, 0.85), transparent),
    radial-gradient(1px 1px at 28% 68%, rgba(220, 240, 255, 0.7), transparent),
    radial-gradient(1.3px 1.3px at 47% 35%, rgba(255, 255, 255, 0.75), transparent),
    radial-gradient(1px 1px at 63% 82%, rgba(200, 230, 255, 0.65), transparent),
    radial-gradient(1.1px 1.1px at 78% 28%, rgba(255, 255, 255, 0.8), transparent),
    radial-gradient(1px 1px at 91% 58%, rgba(230, 245, 255, 0.7), transparent),
    radial-gradient(1px 1px at 18% 48%, rgba(255, 255, 255, 0.55), transparent),
    radial-gradient(1.2px 1.2px at 55% 12%, rgba(255, 248, 235, 0.6), transparent);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--b07-promo-gap);
  margin-bottom: var(--b07-stack-gap);
}

@media (max-width: 1024px) {
  .block-07__cards {
    grid-template-columns: 1fr;
    max-width: min(440px, 100%);
    margin-inline: auto;
  }
}

@keyframes b07PromoAurora {
  0%, 100% { background-position: 20% 40%; }
  50% { background-position: 80% 60%; }
}

@keyframes b07PromoStars {
  0% { opacity: 0.35; }
  100% { opacity: 0.9; }
}

.block-07__promo {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: var(--gap-lg);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 10px 32px rgba(12, 32, 56, 0.22);
  animation: floatCard 5s ease-in-out infinite;
  transition:
    border-color var(--duration-normal) var(--ease-smooth),
    box-shadow var(--duration-normal) var(--ease-smooth);
}

.block-07__promo:nth-child(1) { animation-delay: 0s; }
.block-07__promo:nth-child(2) { animation-delay: -1.3s; }
.block-07__promo:nth-child(3) { animation-delay: -2.6s; }

.block-07__promo::before,
.block-07__promo::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  pointer-events: none;
  width: 100%;
  height: 100%;
}

.block-07__promo::before {
  background: var(--b07-promo-aurora);
  background-size: 320% 320%;
  animation: b07PromoAurora 22s ease-in-out infinite;
}

.block-07__promo::after {
  background-image: var(--b07-promo-stars);
  opacity: 0.7;
  animation: b07PromoStars 7s ease-in-out infinite alternate;
}

/* Широкий экран: один общий перелив на три карточки в ряд */
@media (min-width: 1025px) {
  .block-07__promo::before,
  .block-07__promo::after {
    width: calc(300% + 2 * var(--b07-promo-gap));
  }
  .block-07__promo:nth-child(2)::before,
  .block-07__promo:nth-child(2)::after {
    left: calc(-100% - var(--b07-promo-gap));
  }
  .block-07__promo:nth-child(3)::before,
  .block-07__promo:nth-child(3)::after {
    left: calc(-200% - 2 * var(--b07-promo-gap));
  }
}

.block-07__promo > * {
  position: relative;
  z-index: 1;
}

.block-07__promo h3 {
  font-size: var(--text-lg);
  margin-bottom: 0.5rem;
  color: #0f3550;
}

.block-07__promo p {
  font-size: var(--text-sm);
  color: rgba(15, 45, 70, 0.82);
}

.block-07__hero-visual {
  display: grid;
  grid-template-columns: minmax(200px, 280px) 1fr;
  align-items: center;
  gap: var(--gap-xl);
  margin-top: 0;
  margin-bottom: var(--b07-stack-gap);
}

@media (max-width: 900px) {
  .block-07__hero-visual {
    grid-template-columns: 1fr;
    justify-items: center;
  }
}

.block-07__glow-photo {
  position: relative;
  width: 100%;
  max-width: 280px;
}
.block-07__glow-photo::before {
  content: "";
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle, rgba(255, 107, 26, 0.5), transparent 65%);
  animation: glowPulse 3s ease-in-out infinite;
}
.block-07__glow-photo img {
  position: relative;
  border-radius: var(--radius-lg);
  width: 100%;
  z-index: 1;
}

/* «Напишите Максиму» справа от фото */
.block-07__contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--gap-md);
}

.block-07__contact .section-title {
  margin-bottom: var(--gap-lg);
  color: #fff;
  text-shadow: 0 2px 14px rgba(0, 24, 48, 0.55), 0 1px 3px rgba(0, 0, 0, 0.25);
}

.block-07__contact .section-title span {
  text-shadow: none;
}

.block-07__contact .section-lead {
  margin-inline: auto;
  margin-bottom: var(--gap-lg);
  max-width: 36ch;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 10px rgba(0, 24, 48, 0.5);
}

.block-07__contact-actions {
  width: 100%;
  max-width: 100%;
  margin-top: var(--gap-lg);
  display: flex;
  justify-content: center;
}

.block-07__write-btn {
  margin: 0;
  font-size: var(--text-lg);
  padding: 1rem 2.5rem;
}

.block-07__contact.is-picker-open .block-07__write-btn {
  display: none;
}

.block-07__social-picker {
  display: none;
  flex-wrap: nowrap;
  gap: var(--gap-sm);
  align-items: stretch;
  justify-content: center;
  width: 100%;
  margin: 0;
  animation: b07FadeIn 0.35s var(--ease-smooth);
}

.block-07__contact.is-picker-open .block-07__social-picker {
  display: flex;
}

@keyframes b07FadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.block-07__social-link {
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-width: 0;
  max-width: 132px;
  padding: var(--gap-sm) 0.5rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 159, 61, 0.25);
  color: var(--color-text);
  font-size: var(--text-xs);
  transition: transform var(--duration-normal), box-shadow var(--duration-normal);
}

.block-07__social-link:hover {
  transform: scale(1.06);
  box-shadow: 0 12px 32px rgba(255, 107, 26, 0.25);
  color: var(--color-text);
}

.block-07__social-link svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

/* 4 шага: перелив только внутри карточек, между ними — фон блока 7 */
.block-07__steps {
  --b07-step-gap: calc(var(--gap-lg) * 1.05);
  --b07-aurora: linear-gradient(
    125deg,
    #030408 0%,
    #0a0e1a 14%,
    #12182c 28%,
    #1a1238 42%,
    #0c1428 56%,
    #182030 70%,
    #0a0c14 84%,
    #030408 100%
  );
  --b07-stars: radial-gradient(1.2px 1.2px at 7% 14%, rgba(255, 255, 255, 0.95), transparent),
    radial-gradient(1px 1px at 19% 72%, rgba(255, 230, 180, 0.8), transparent),
    radial-gradient(1.4px 1.4px at 31% 38%, rgba(255, 255, 255, 0.85), transparent),
    radial-gradient(1px 1px at 44% 88%, rgba(255, 255, 255, 0.7), transparent),
    radial-gradient(1.2px 1.2px at 56% 22%, rgba(255, 240, 200, 0.9), transparent),
    radial-gradient(1px 1px at 68% 58%, rgba(255, 255, 255, 0.75), transparent),
    radial-gradient(1.3px 1.3px at 79% 34%, rgba(255, 255, 255, 0.88), transparent),
    radial-gradient(1px 1px at 88% 76%, rgba(255, 230, 180, 0.7), transparent),
    radial-gradient(1.1px 1.1px at 93% 16%, rgba(255, 255, 255, 0.82), transparent),
    radial-gradient(1px 1px at 12% 48%, rgba(255, 255, 255, 0.65), transparent),
    radial-gradient(1.2px 1.2px at 38% 8%, rgba(255, 240, 200, 0.78), transparent),
    radial-gradient(1px 1px at 62% 92%, rgba(255, 255, 255, 0.72), transparent);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--b07-step-gap);
}

@media (max-width: 900px) {
  .block-07__steps { grid-template-columns: repeat(2, 1fr); }
}

@keyframes b07StepsAurora {
  0%, 100% { background-position: 0% 40%; }
  33% { background-position: 100% 0%; }
  66% { background-position: 60% 100%; }
}

@keyframes b07StepsStars {
  0% { opacity: 0.4; }
  100% { opacity: 0.95; }
}

.block-07__step {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
  padding: calc(var(--gap-lg) * 0.85);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 10px 32px rgba(4, 12, 28, 0.28);
  font-size: 0.9em;
  animation: floatCard 5.5s ease-in-out infinite;
  transition:
    border-color var(--duration-normal) var(--ease-smooth),
    box-shadow var(--duration-normal) var(--ease-smooth);
}

.block-07__step:nth-child(1) { animation-delay: 0s; }
.block-07__step:nth-child(2) { animation-delay: -1.1s; }
.block-07__step:nth-child(3) { animation-delay: -2.2s; }
.block-07__step:nth-child(4) { animation-delay: -3.3s; }

/* Перелив внутри карточки; на десктопе — общий холст на 4 в ряд */
.block-07__step::before,
.block-07__step::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  pointer-events: none;
  width: 100%;
  height: 100%;
}

.block-07__step::before {
  background: var(--b07-aurora);
  background-size: 340% 340%;
  animation: b07StepsAurora 24s ease-in-out infinite;
}

.block-07__step::after {
  background-image: var(--b07-stars);
  opacity: 0.75;
  animation: b07StepsStars 6s ease-in-out infinite alternate;
}

@media (min-width: 1025px) {
  .block-07__step::before,
  .block-07__step::after {
    width: calc(400% + 3 * var(--b07-step-gap));
  }
  .block-07__step:nth-child(2)::before,
  .block-07__step:nth-child(2)::after {
    left: calc(-100% - var(--b07-step-gap));
  }
  .block-07__step:nth-child(3)::before,
  .block-07__step:nth-child(3)::after {
    left: calc(-200% - 2 * var(--b07-step-gap));
  }
  .block-07__step:nth-child(4)::before,
  .block-07__step:nth-child(4)::after {
    left: calc(-300% - 3 * var(--b07-step-gap));
  }
}

.block-07__step > * {
  position: relative;
  z-index: 1;
}

.block-07__step-icon {
  width: 43px;
  height: 43px;
  margin: 0 auto calc(var(--gap-sm) * 0.9);
  color: var(--color-accent-light);
}

.block-07__step h3 {
  font-size: calc(var(--text-base) * 0.95);
  margin-bottom: 0.35rem;
  color: #f4f4f8;
}

.block-07__step p {
  font-size: calc(var(--text-sm) * 0.95);
  color: rgba(220, 224, 235, 0.82);
}

@media (hover: hover) {
  .block-07__promo:hover,
  .block-07__step:hover {
    border-color: rgba(255, 228, 130, 0.55);
    box-shadow:
      0 12px 36px rgba(4, 12, 28, 0.32),
      0 0 16px rgba(255, 220, 110, 0.28),
      0 0 28px rgba(255, 236, 160, 0.16);
  }
}

@media (prefers-reduced-motion: reduce) {
  .block-07__promo,
  .block-07__step {
    animation: none;
  }
  .block-07__promo::before,
  .block-07__promo::after,
  .block-07__step::before,
  .block-07__step::after {
    animation: none;
  }
}