:root {
  --yt-lime: #9ed10b;
  --yt-lime-dark: #6ca400;
  --yt-teal: #123f41;
  --yt-teal-2: #0b3135;
  --yt-ink: #18223d;
  --yt-sky: #e7f7fb;
  --yt-mint: #e8f7ee;
  --yt-paper: #fffefa;
  --yt-line: rgba(18, 63, 65, .13);
  --yt-shadow: 0 18px 48px rgba(18, 63, 65, .14);
}

body {
  background:
    radial-gradient(circle at 92% 12%, rgba(231, 247, 251, .9) 0, rgba(231, 247, 251, 0) 28%),
    linear-gradient(180deg, #fff 0%, #fbfdf8 52%, #f6fbf4 100%);
}

.site-header,
.top,
.topbar {
  border: 1px solid rgba(18, 63, 65, .08);
}

.site-header {
  box-shadow: 0 12px 36px rgba(18, 63, 65, .08);
}

.site-header .brand,
.brand-block,
.brand-badge,
.badge {
  background:
    radial-gradient(circle at 28% 18%, rgba(158, 209, 11, .28) 0, rgba(158, 209, 11, 0) 35%),
    linear-gradient(135deg, var(--yt-teal) 0%, var(--yt-teal-2) 100%) !important;
  box-shadow: var(--yt-shadow) !important;
}

.brand img,
.brand-block img,
.brand-badge img,
.badge img,
.summary-logo {
  object-fit: contain !important;
  object-position: center !important;
  filter: drop-shadow(0 12px 18px rgba(0, 0, 0, .18));
}

.main-nav a,
.btn,
.pill-btn,
.primary-action,
.ghost-action,
.mode-switch button,
.tab-btn,
.student-pill,
.tag,
.month-pill {
  letter-spacing: .02em;
}

.btn-primary,
.primary-action,
.tab-btn.active,
.summary-card.total,
.btn-paid,
.mode-switch button.active {
  background: linear-gradient(135deg, var(--yt-lime) 0%, var(--yt-lime-dark) 100%) !important;
  color: #fff !important;
  box-shadow: 0 14px 32px rgba(108, 164, 0, .24) !important;
}

.btn-outline,
.btn-soft,
.ghost-action,
.pill-btn,
.main-nav a,
.student-pill,
.tag,
.month-pill {
  border-color: rgba(158, 209, 11, .42) !important;
  color: var(--yt-teal) !important;
  background: rgba(255, 255, 255, .92) !important;
}

.topbar,
.stat-card,
.mini-note,
.hero-card.dark {
  background:
    radial-gradient(circle at 100% 0%, rgba(158, 209, 11, .2), transparent 34%),
    linear-gradient(135deg, var(--yt-teal) 0%, var(--yt-teal-2) 100%) !important;
}

.login-card,
.student-card,
.card,
.post-card,
.summary-panel,
.visual-calendar,
.detail-card,
.testimonial-card,
.plan-grid article,
.pillars {
  border-color: var(--yt-line) !important;
  box-shadow: var(--yt-shadow) !important;
}

h1,
h2,
h3,
.student-name,
.panel-head h2,
.hero-title,
.page-header h1 {
  color: var(--yt-ink) !important;
}

h1 span,
h2 span,
.hero-title span,
.yanina-brand {
  color: var(--yt-lime-dark) !important;
}

.eyebrow,
.hero-kicker,
.video-note,
.section-title,
.student-meta strong {
  color: var(--yt-lime-dark) !important;
}

.hero:before,
.testimonials:before {
  background: var(--yt-sky) !important;
}

.hero:after {
  background: linear-gradient(135deg, rgba(232, 247, 238, .92), rgba(158, 209, 11, .26)) !important;
}

.brand-text strong,
.brand h1,
.brand p,
.topbar .brand-text small {
  text-wrap: balance;
}

@media (max-width: 900px) {
  .site-header .brand {
    width: min(320px, 84vw) !important;
    min-height: 118px !important;
  }

  .site-header .brand img {
    width: min(230px, 68vw) !important;
  }

  .top .brand,
  .topbar .brand {
    align-items: center !important;
  }
}

@media (max-width: 700px) {
  .site-header {
    box-shadow: 0 10px 26px rgba(18, 63, 65, .08);
  }

  .site-header .brand {
    width: min(330px, 88vw) !important;
    max-width: 330px !important;
    min-height: 124px !important;
    padding: 18px 28px 24px 52px !important;
  }

  .site-header .brand img {
    width: min(235px, 70vw) !important;
  }

  .brand-block img {
    width: min(280px, 76vw) !important;
    height: 118px !important;
  }

  .brand-badge {
    width: min(250px, 78vw) !important;
    height: 108px !important;
  }

  .brand-badge img {
    width: min(214px, 70vw) !important;
  }

  .top .brand,
  .topbar .brand {
    flex-direction: column !important;
    align-items: flex-start !important;
    width: 100% !important;
    gap: 12px !important;
  }

  .top .brand > div:not(.brand-badge),
  .topbar .brand > div:not(.brand-badge) {
    max-width: 100% !important;
  }

  .top .brand h1,
  .topbar .brand h1,
  .topbar .brand strong {
    font-size: 24px !important;
    line-height: 1.08 !important;
  }

  .top-actions,
  .top-actions-student {
    width: 100% !important;
    justify-content: flex-start !important;
  }

  .topbar .brand img,
  .top .brand > img {
    width: min(290px, 78vw) !important;
    height: 104px !important;
  }
}