/* ============================================================
   Стили страниц
   ============================================================ */

/* ── HERO ГЛАВНОЙ ───────────────────────────────────────── */
.hero {
  position: relative;
  padding: var(--space-11) 0 var(--space-10);
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--color-surface-tint) 100%);
}
/* Декоративные пятна на фоне */
.hero::before {
  content: '';
  position: absolute;
  top: -40px; right: -80px;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(76, 192, 173, 0.12) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -120px; left: -100px;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(28, 154, 214, 0.10) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--space-10);
  align-items: center;
}

.hero__eyebrow { margin-bottom: var(--space-5); }

.hero__title {
  font-size: clamp(30px, 3.6vw, 46px);
  line-height: 1.1;
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-5);
  font-weight: 800;
}
.hero__title-accent {
  background: var(--ikit-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--ikit-blue); /* fallback */
}

.hero__subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-soft);
  line-height: var(--lh-relaxed);
  max-width: 540px;
  margin-bottom: var(--space-7);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: var(--space-7);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  max-width: 540px;
}
.hero__stat-value {
  font-size: var(--fs-3xl);
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
  background: var(--ikit-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--ikit-blue);
}
.hero__stat-label {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  margin-top: 2px;
}

/* Визуал hero — окошко-«терминал» с кодом */
.hero__visual {
  position: relative;
  background: #0F1320;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  padding: 0;
}
.hero__visual-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.hero__visual-dot {
  width: 11px; height: 11px;
  border-radius: 50%;
}
.hero__visual-dot:nth-child(1) { background: #FF5F57; }
.hero__visual-dot:nth-child(2) { background: #FEBC2E; }
.hero__visual-dot:nth-child(3) { background: #28C840; }
.hero__visual-bar-title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}
.hero__visual-content {
  padding: var(--space-7);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
}
.hero__visual-line {
  display: block;
  white-space: pre-wrap;
}
.hero__visual-line .c-comment { color: rgba(255, 255, 255, 0.4); }
.hero__visual-line .c-keyword { color: #C792EA; }
.hero__visual-line .c-string  { color: var(--ikit-mint-light); }
.hero__visual-line .c-fn      { color: var(--ikit-blue-light); }
.hero__visual-line .c-num     { color: #F78C6C; }

/* ── СЕТКА «ВОЗМОЖНОСТИ» ────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.feature-card {
  position: relative;
  padding: var(--space-7);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-base) var(--ease);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.feature-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(28, 154, 214, 0.1);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.feature-card__icon svg { width: 24px; height: 24px; }
.feature-card--mint .feature-card__icon {
  color: var(--color-secondary-hover);
  background: rgba(76, 192, 173, 0.12);
}

.feature-card__title {
  font-size: var(--fs-lg);
  font-weight: 700;
  margin: 0;
}
.feature-card__text {
  margin: 0;
  color: var(--color-text-soft);
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
}
.feature-card__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
}
.feature-card__link::after {
  content: '→';
  transition: transform var(--duration-fast) var(--ease);
}
.feature-card:hover .feature-card__link::after { transform: translateX(4px); }

.section-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  margin-bottom: var(--space-7);
  flex-wrap: wrap;
}
.section-head-row > .section-header { flex: 1 1 320px; min-width: 0; }
.section-head-row .section-header { margin-bottom: 0; }

/* ── СТРАНИЦА «О КАФЕДРЕ» ───────────────────────────────── */
.about-hero {
  padding: var(--space-10) 0 var(--space-8);
}
.about-hero__title {
  font-size: var(--fs-4xl);
  margin-bottom: var(--space-5);
  letter-spacing: var(--tracking-tight);
}
.about-hero__lead {
  font-size: var(--fs-lg);
  color: var(--color-text-soft);
  line-height: var(--lh-relaxed);
  max-width: 760px;
  margin-bottom: var(--space-7);
}

.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-9);
  align-items: start;
}
.about-prose p {
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  color: var(--color-text);
}
.about-prose h3 {
  margin-top: var(--space-7);
  font-size: var(--fs-xl);
}

.about-meta {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  padding: var(--space-7);
  background: var(--color-surface-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.about-meta__row {
  display: flex;
  flex-direction: column;
  padding-block: var(--space-4);
  border-bottom: 1px dashed var(--color-border-strong);
}
.about-meta__row:last-child { border-bottom: 0; }
.about-meta__label {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: 4px;
}
.about-meta__value {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--color-text);
}

/* Направления подготовки */
.directions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
}
.direction-card {
  padding: var(--space-6);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
}
.direction-card__code {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.direction-card__title {
  font-size: var(--fs-md);
  font-weight: 700;
  margin: 0 0 var(--space-2);
}
.direction-card__level {
  display: inline-block;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* ── СТРАНИЦА «СОСТАВ КАФЕДРЫ» ─────────────────────────── */
.staff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-6);
}
.staff-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-base) var(--ease);
}
.staff-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-strong);
}
.staff-card__photo {
  aspect-ratio: 4 / 5;
  background: var(--ikit-gradient);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.staff-card__photo::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,0.18) 0%, transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(255,255,255,0.12) 0%, transparent 50%);
  pointer-events: none;
}
.staff-card__photo img {
  width: 100%; height: 100%; object-fit: cover;
  position: relative;
  z-index: 1;
}
.staff-card__placeholder {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: 0.02em;
}
.staff-card__body { padding: var(--space-5); }
.staff-card__name {
  font-size: var(--fs-md);
  font-weight: 700;
  margin: 0 0 var(--space-1);
}
.staff-card__position {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  margin: 0 0 var(--space-3);
}
.staff-card__contacts {
  display: flex;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

/* ── СТРАНИЦА АВТОРИЗАЦИИ ──────────────────────────────── */
.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
}

.auth-page__visual {
  position: relative;
  background: var(--ikit-gradient);
  padding: 40px 56px;
  display: flex;
  flex-direction: column;
  color: #fff;
  overflow: hidden;
}
.auth-page__visual::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(255,255,255,0.18) 0%, transparent 60%);
  pointer-events: none;
}
.auth-page__visual::after {
  content: '';
  position: absolute;
  bottom: -150px; left: -50px;
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 60%);
  pointer-events: none;
}

.auth-page__visual-top,
.auth-page__visual-center,
.auth-page__visual-bottom {
  position: relative;
  z-index: 1;
}
.auth-page__visual-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.auth-page__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.02em;
  transition: color var(--duration-fast) var(--ease);
}
.auth-page__back:hover { color: #fff; }

.auth-page__visual-center {
  margin: auto 0;
  display: flex;
  flex-direction: column;
  gap: 56px;
}
.auth-page__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.auth-page__brand-logo {
  height: 44px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  object-position: left;
}
.auth-page__brand-caption {
  font-size: 22px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 420px;
}
.auth-page__quote {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.6;
  font-weight: 700;
}
.auth-page__quote-mute {
  color: rgba(255,255,255,0.5);
  font-weight: 400;
}

.auth-page__visual-bottom {
  font-size: 12px;
  color: rgba(255,255,255,0.65);
}

.auth-page__form-wrap {
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.auth-form {
  width: 100%;
  max-width: 400px;
}
.auth-form__title {
  font-size: 32px;
  margin: 0 0 8px;
  letter-spacing: var(--tracking-tight);
}
.auth-form__subtitle {
  margin-bottom: 32px;
  color: var(--color-text-soft);
  font-size: var(--fs-base);
}
.auth-form__hint {
  margin-top: 20px;
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .auth-page { grid-template-columns: 1fr; }
  .auth-page__visual { display: none; }
  .auth-page__form-wrap { padding: 40px 24px; }
}

/* ── АДАПТИВ ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: var(--space-7); }
  .hero__visual { max-width: 400px; aspect-ratio: 4/3; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .about-meta { position: static; }
}
@media (max-width: 640px) {
  .hero { padding: var(--space-9) 0 var(--space-8); }
  .feature-grid { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
  .hero__stat-value { font-size: var(--fs-2xl); }
  .section-head-row { flex-direction: column; align-items: flex-start; }
}


/* ═══════════════════════════════════════════════════════════
   Hero — широкая раскладка (после убирания терминала)
   ═══════════════════════════════════════════════════════════ */

.hero--wide .hero__center {
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.hero--wide .hero__title {
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero--wide .hero__subtitle {
  max-width: 640px;
  margin: 0 auto 32px;
  font-size: 16px;
  line-height: 1.6;
}

.hero--wide .hero__actions {
  justify-content: center;
}

.hero--wide .hero__stats {
  justify-content: center;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}


/* ═══════════════════════════════════════════════════════════
   Контактный блок с картой (страница «О кафедре»)
   ═══════════════════════════════════════════════════════════ */

.contact-block {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 32px;
  align-items: stretch;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.contact-block__info {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-block__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-block__icon {
  font-size: 22px;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-block__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 4px;
}

.contact-block__value {
  font-size: 15px;
  line-height: 1.5;
  color: var(--color-text);
}

.contact-block__value a {
  color: var(--color-primary);
  text-decoration: none;
}

.contact-block__value a:hover {
  text-decoration: underline;
}

.contact-block__map {
  min-height: 420px;
  background: var(--color-surface-soft);
}

.contact-block__map iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 900px) {
  .contact-block { grid-template-columns: 1fr; }
  .contact-block__map { min-height: 320px; }
}


/* ── Аватар на странице профиля ─────────────────────────── */
.profile-avatar.has-photo .profile-avatar__initials {
  display: none;
}