:root {
  --bg: #0B1118;
  --panel: #121A24;
  --panel-soft: rgba(18, 26, 36, 0.78);
  --line: #1E2936;
  --text: #EAF1F8;
  --muted: #8FA3B8;
  --accent: #3A7BFF;
  --accent-hover: #5C93FF;
  --glow: rgba(58, 123, 255, 0.22);
  --success: #62d39f;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 500px at 70% 8%, rgba(58, 123, 255, 0.18), transparent 60%),
    radial-gradient(650px 380px at 20% 24%, rgba(92, 147, 255, 0.08), transparent 60%),
    var(--bg);
  line-height: 1.45;
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 17, 24, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(30, 41, 54, 0.72);
}

.topbar__inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: inherit;
}

.brand__logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: contain;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.brand__mark {
  display: none; /* скрываем старый элемент */
}

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: 12px;
  transition: 0.2s ease;
}

.nav a:hover,
.nav a.is-active {
  color: var(--text);
  background: rgba(18, 26, 36, 0.9);
}

.page {
  padding: 48px 0 64px;
}

.page-title {
  margin: 0 0 10px;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1;
  letter-spacing: -0.04em;
}

 .page-subtitle {
  margin: 0 0 30px;
  color: var(--muted);
  font-size: 18px;
}

/* ---------- Главная страница (index) ---------- */

.hero {
  padding: 70px 0 60px;
  background:
    radial-gradient(900px 500px at 70% 8%, rgba(58, 123, 255, 0.18), transparent 60%),
    radial-gradient(650px 380px at 20% 24%, rgba(92, 147, 255, 0.08), transparent 60%),
    var(--bg);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(92, 147, 255, 0.5);
  background: rgba(11, 17, 24, 0.85);
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero h1 {
  margin: 0 0 14px;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero__lead {
  margin: 0 0 26px;
  color: var(--muted);
  font-size: 18px;
  max-width: 36rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn--ghost {
  background: transparent;
  border-color: rgba(92, 147, 255, 0.55);
  color: #dbe9ff;
  box-shadow: none;
}

.btn--ghost:hover {
  background: rgba(18, 26, 36, 0.9);
}

.hero__aside {
  justify-self: stretch;
}

.hero__photo-wrap {
  max-width: 420px;
  margin-left: auto;
}

.hero__photo {
  border-radius: 24px;
  border: 1px solid rgba(92, 147, 255, 0.4);
  background:
    radial-gradient(260px 160px at 70% 0%, rgba(58, 123, 255, 0.26), transparent 60%),
    rgba(10, 16, 24, 0.96);
  padding: 32px 26px;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--muted);
}

.hero__photo-note {
  max-width: 22rem;
  font-size: 15px;
}

.section {
  padding: 56px 0;
  background: var(--bg);
}

.section:nth-of-type(even) {
  background: radial-gradient(700px 480px at 10% 0%, rgba(58, 123, 255, 0.12), transparent 60%), var(--bg);
}

.section-title {
  margin: 0 0 28px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 32px;
  letter-spacing: -0.03em;
}

.divider {
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, rgba(30, 41, 54, 0.95), transparent);
  opacity: 0.9;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

/* Страница «О проекте»: колонки не сжимаются на узких экранах */
.about-page .about-grid > div {
  min-width: 0;
}

.about-page .about-grid h2 {
  margin-top: 0;
  margin-bottom: 12px;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(20px, 4.5vw, 26px);
}

.about-page .about-grid p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.about-page .about-grid p:last-child {
  margin-bottom: 0;
}

.guides--single {
  grid-template-columns: 1fr;
  max-width: 760px;
  margin-inline: auto;
}

.guides--single .guide-card {
  min-height: 0;
}

.about-card {
  border-radius: 22px;
  border: 1px solid rgba(30, 41, 54, 0.92);
  background: linear-gradient(180deg, rgba(18, 26, 36, 0.9), rgba(18, 26, 36, 0.7));
  padding: 22px 24px;
}

.about-card ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: 16px;
}

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.principle-card {
  border-radius: 22px;
  border: 1px solid rgba(30, 41, 54, 0.92);
  background: rgba(18, 26, 36, 0.88);
  padding: 20px 22px;
  display: flex;
  gap: 14px;
  align-items: center;
}

.principle-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: rgba(58, 123, 255, 0.12);
  border: 1px solid rgba(92, 147, 255, 0.35);
}

.principle-card h3 {
  margin: 0 0 4px;
  font-size: 20px;
}

.principle-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.method-step {
  border-radius: 20px;
  border: 1px solid rgba(30, 41, 54, 0.92);
  background: rgba(18, 26, 36, 0.9);
  padding: 18px 18px 20px;
}

.method-step__top {
  margin-bottom: 14px;
}

.method-step h4 {
  margin: 0 0 4px;
  font-size: 18px;
}

.method-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.cta {
  padding: 40px 0 60px;
  background: rgba(11, 17, 24, 0.98);
}

.cta__card {
  border-radius: 24px;
  border: 1px solid rgba(92, 147, 255, 0.45);
  background:
    radial-gradient(260px 160px at 80% 0%, rgba(58, 123, 255, 0.26), transparent 60%),
    linear-gradient(180deg, rgba(10, 17, 27, 0.98), rgba(10, 17, 27, 0.94));
  padding: 26px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.cta__text {
  margin: 0;
  font-size: 18px;
}

.market-block {
  border: 1px solid rgba(30, 41, 54, 0.92);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(18, 26, 36, 0.88), rgba(18, 26, 36, 0.6));
  overflow: hidden;
}

.market-block__header {
  padding: 28px 30px 18px;
  border-bottom: 1px solid rgba(30, 41, 54, 0.92);
}

.market-block__header h2 {
  margin: 0 0 8px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 34px;
  letter-spacing: -0.03em;
}

.market-block__header p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.market-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.market-column {
  padding: 26px;
}

.market-column + .market-column {
  border-left: 1px solid rgba(30, 41, 54, 0.92);
}

.market-column__title {
  margin: 0 0 18px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 28px;
  letter-spacing: -0.02em;
}

.asset-list {
  display: grid;
  gap: 14px;
}

.asset-card {
  border: 1px solid rgba(30, 41, 54, 0.88);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 18px;
  padding: 18px 20px;
  display: grid;
  grid-template-columns: 1.1fr 0.8fr 0.8fr;
  align-items: center;
  gap: 10px;
}

.asset-card--cached {
  opacity: 0.78;
  border-style: dashed;
}

.asset-name {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.asset-change {
  font-size: 18px;
  font-weight: 700;
  color: var(--success);
  text-align: center;
}

.asset-change.positive {
  color: #4ade80;
}

.asset-change.negative {
  color: #f87171;
}

.asset-price {
  font-size: 18px;
  color: var(--text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.market-cta {
  padding: 26px 30px 32px;
  border-top: 1px solid rgba(30, 41, 54, 0.92);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
}

.market-cta__text {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 560px;
}

.btn {
  min-height: 52px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-weight: 600;
  font-size: 16px;
  border: 1px solid transparent;
  transition: 0.2s ease;
  cursor: pointer;
}

.btn--primary {
  color: #fff;
  background: linear-gradient(180deg, var(--accent), #2f68ec);
  box-shadow: 0 12px 28px var(--glow);
}

.btn--primary:hover {
  background: linear-gradient(180deg, var(--accent-hover), var(--accent));
}

.guides {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.guide-card {
  border: 1px solid rgba(30, 41, 54, 0.88);
  background: var(--panel-soft);
  border-radius: 22px;
  padding: 24px;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.guide-card__icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: rgba(58, 123, 255, 0.12);
  border: 1px solid rgba(92, 147, 255, 0.3);
}

.guide-card h3 {
  margin: 20px 0 10px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.guide-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

/* Видео в разделе материалов */
.video-container {
  width: 100%;
}

.video-container video {
  width: 100%;
  border-radius: 12px;
  background: #000;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  max-height: 520px;
  object-fit: contain;
}

/* Компактные блоки из админки (главная / work) — как прежняя «Демонстрация» */
.page-media-stack {
  gap: 14px;
}

.page-media-tile {
  min-height: 0 !important;
  padding: 16px 18px !important;
  justify-content: flex-start;
}

.page-media-tile .video-container video,
.page-media-tile img {
  max-height: 420px !important;
  object-fit: contain;
}

.page-media-tile__caption {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  line-height: 1.45;
}

/* На ПК делаем видео крупнее */
@media (min-width: 769px) {
  .video-container video {
    max-height: 620px;
  }

  .page-media-tile .video-container video,
  .page-media-tile img {
    max-height: 420px !important;
  }
  
  .guide-card {
    padding: 28px;
  }

  .page-media-tile {
    padding: 16px 18px !important;
  }
}

footer {
  border-top: 1px solid rgba(30, 41, 54, 0.72);
  padding: 24px 0 36px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 1080px) {
  .market-grid,
  .guides {
    grid-template-columns: 1fr;
  }

  .market-column + .market-column {
    border-left: none;
    border-top: 1px solid rgba(30, 41, 54, 0.92);
  }
}

@media (max-width: 700px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .nav {
    display: none;
  }

  .page {
    padding-top: 30px;
  }

  .asset-card {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .asset-change,
  .asset-price {
    text-align: left;
  }

  .market-block__header,
  .market-column,
  .market-cta {
    padding-left: 18px;
    padding-right: 18px;
  }
}

/* ---------- Страница отзывов ---------- */

.reviews-intro {
  margin-top: 10px;
  margin-bottom: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 20px;
}

.reviews-intro__card {
  border-radius: 24px;
  border: 1px solid rgba(30, 41, 54, 0.92);
  background: linear-gradient(180deg, rgba(18, 26, 36, 0.92), rgba(18, 26, 36, 0.75));
  padding: 22px 24px;
}

.reviews-intro__card h2 {
  margin: 0 0 10px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 26px;
  letter-spacing: -0.03em;
}

.reviews-intro__card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.reviews-intro__stats {
  display: grid;
  gap: 14px;
}

.reviews-stat {
  border-radius: 18px;
  border: 1px solid rgba(30, 41, 54, 0.9);
  background: rgba(11, 17, 24, 0.96);
  padding: 14px 16px;
}

.reviews-stat__label {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
}

.reviews-stat__value {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.reviews-stat__note {
  font-size: 14px;
  color: var(--muted);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.review-card {
  border-radius: 22px;
  border: 1px solid rgba(30, 41, 54, 0.92);
  background: linear-gradient(180deg, rgba(18, 26, 36, 0.95), rgba(18, 26, 36, 0.75));
  padding: 20px 22px 22px;
}

.review-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.review-card__person {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: linear-gradient(180deg, #46608c, #26344a);
  border: 1px solid rgba(92, 147, 255, 0.4);
}

.review-card__name {
  font-size: 16px;
  font-weight: 600;
}

.review-card__role {
  font-size: 13px;
  color: var(--muted);
}

.review-card__tag {
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid rgba(92, 147, 255, 0.5);
  font-size: 12px;
  color: #dbe9ff;
}

.review-card__text {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

@media (max-width: 900px) {
  .reviews-intro {
    grid-template-columns: minmax(0, 1fr);
  }

  .reviews-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- Страницы авторизации / регистрации ---------- */

.auth-page {
  min-height: calc(100vh - 120px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-page .container {
  max-width: 420px;
}

.auth-card {
  border-radius: 22px;
  border: 1px solid rgba(30, 41, 54, 0.9);
  background: linear-gradient(180deg, rgba(18, 26, 36, 0.95), rgba(18, 26, 36, 0.82));
  padding: 26px 24px 28px;
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(15, 23, 42, 0.9);
}

.auth-title {
  margin: 0 0 8px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 26px;
  letter-spacing: -0.03em;
  text-align: center;
}

.auth-subtitle {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 15px;
  text-align: center;
}

.auth-error {
  margin: 0 0 14px;
  color: #f97373;
  font-size: 14px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.auth-field-label {
  font-size: 14px;
  color: var(--muted);
}

.auth-input {
  width: 100%;
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(30, 41, 54, 0.95);
  background: rgba(11, 17, 24, 0.96);
  padding: 9px 12px;
  color: var(--text);
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.auth-input::placeholder {
  color: rgba(148, 163, 184, 0.9);
}

.auth-input:focus {
  border-color: rgba(92, 147, 255, 0.9);
  box-shadow: 0 0 0 1px rgba(92, 147, 255, 0.7);
  background: rgba(15, 23, 42, 0.98);
}

.auth-actions {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ============================================= */
/* МОБИЛЬНАЯ АДАПТАЦИЯ ГЛАВНОЙ СТРАНИЦЫ (index.php) */
/* ============================================= */

@media (max-width: 768px) {
  .hero {
    padding: 50px 0 40px;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero__aside {
    order: -1;           /* Опускаем блок с фото выше текста */
    justify-self: center;
  }

  .hero__photo-wrap {
    max-width: 280px;
    margin: 0 auto;
  }

  .hero__photo {
    min-height: 180px;
    padding: 24px 20px;
    font-size: 14px;
  }

  .hero h1 {
    font-size: clamp(32px, 8vw, 48px);
    line-height: 1.05;
  }

  .hero__lead {
    font-size: 16px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  /* Наши принципы */
  .cards-3 {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .principle-card {
    padding: 18px 20px;
    gap: 12px;
  }

  .principle-card__icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
  }

  .principle-card h3 {
    font-size: 18px;
  }

  /* Методология */
  .method-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .method-step {
    padding: 20px;
  }

  .method-step__top {
    margin-bottom: 12px;
  }

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

  .section {
    padding: 40px 0;
  }

  /* Два блока подряд — в одну колонку (главная + о проекте) */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .about-card {
    padding: 20px 18px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 40px 0 30px;
  }

  .hero__photo {
    padding: 20px 16px;
  }

  .hero__photo-note {
    font-size: 13px;
  }
}