#app {
  min-height: 100vh;
}

.site-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  height: 100vh;
  padding: var(--space-6);
  border-right: 1px solid var(--color-border);
  background: rgba(250, 250, 249, 0.94);
  backdrop-filter: blur(20px);
}

.brand {
  display: grid;
  gap: var(--space-1);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  font-weight: 700;
}

.sidebar-nav {
  display: grid;
  gap: var(--space-2);
}

.sidebar-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 9px 14px;
  color: var(--color-text-secondary);
}

.sidebar-link.active {
  border-color: var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-primary);
}

.sidebar-link:hover {
  background: var(--color-surface);
}

.sidebar-link strong {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 15px;
  font-weight: 500;
}

.sidebar-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.shell-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid rgba(229, 227, 223, 0.7);
  background: rgba(250, 250, 249, 0.9);
  backdrop-filter: blur(20px);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 18px 0;
}

.topbar-title {
  display: grid;
  gap: 2px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}

.topbar-logout {
  min-height: 42px;
  padding: 9px 16px;
}

.main-content {
  flex: 1;
  padding: var(--space-8) 0 calc(var(--space-16) + var(--bottom-nav-height));
}

.bottom-nav {
  position: fixed;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 10;
  display: none;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-2);
  border: 1px solid rgba(229, 227, 223, 0.9);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow-strong);
  padding: 10px;
  backdrop-filter: blur(20px);
}

.bottom-nav a {
  display: grid;
  justify-items: center;
  gap: 6px;
  border-radius: 12px;
  padding: 10px 6px;
  color: var(--color-text-secondary);
  font-size: 11px;
}

.bottom-nav a.active {
  background: var(--color-accent-subtle);
  color: var(--color-accent);
}

.landing-shell {
  min-height: 100vh;
}

.landing-topbar {
  border-bottom: 1px solid rgba(229, 227, 223, 0.7);
}

.landing-topbar .topbar-inner {
  padding: 20px 0;
}

.landing-nav {
  position: relative;
  display: flex;
  align-items: center;
}

.landing-nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(229, 227, 223, 0.7);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.12);
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  backdrop-filter: blur(10px);
}

.landing-nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-text-primary);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.landing-nav.is-open .landing-nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.landing-nav.is-open .landing-nav-toggle span:nth-child(2) {
  opacity: 0;
}

.landing-nav.is-open .landing-nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.landing-nav-links {
  justify-content: flex-end;
}

.landing-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.landing-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  transition: opacity 900ms ease;
  pointer-events: none;
}

.landing-hero-bg.is-active {
  opacity: 1;
}

.landing-hero .container {
  position: relative;
  z-index: 1;
}

.landing-hero-content {
  color: #f8fafc;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
}

.landing-hero-title {
  color: #fff;
}

.landing-hero-copy {
  color: rgba(248, 250, 252, 0.88);
}

.landing-hero-eyebrow {
  margin-bottom: var(--space-2);
  border: 1px solid rgba(250, 204, 21, 0.35);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.42);
  color: #fde68a;
  padding: 6px 12px;
  backdrop-filter: blur(10px);
}

.landing-hero-actions .btn {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.landing-hero-secondary {
  border-color: rgba(255, 255, 255, 0.55);
  background: rgba(15, 23, 42, 0.28);
  color: #fff;
  backdrop-filter: blur(10px);
}

.landing-hero-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.landing-hero-badge {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(15, 23, 42, 0.48);
  color: #f8fafc;
  backdrop-filter: blur(10px);
}

.landing-step-card {
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.landing-step-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 90, 31, 0.28);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.14);
}

.landing-benefit-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

.landing-benefit-title [data-lucide] {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex: 0 0 auto;
}

.landing-benefit-title .text-h3 {
  margin: 0;
}

.landing-benefit-card {
  justify-items: left;
  text-align: center;
}

.landing-cta-card {
  background:
    linear-gradient(rgba(10, 15, 26, 0.64), rgba(10, 15, 26, 0.64)),
    url("../img/exercicios/startNow.png") center/cover no-repeat;
  border-color: rgba(255, 255, 255, 0.12);
  color: #fff;
  overflow: hidden;
}

.landing-cta-card .text-h1 {
  color: #fff;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.landing-cta-copy {
  color: rgba(248, 250, 252, 0.88);
}

.landing-cta-eyebrow {
  width: fit-content;
  justify-self: start;
  margin-bottom: var(--space-2);
  border: 1px solid rgba(250, 204, 21, 0.35);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.38);
  color: #fde68a;
  padding: 6px 12px;
  backdrop-filter: blur(10px);
}

.landing-cta-card .btn-primary {
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
}

.landing-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0;
  color: var(--color-text-secondary);
}

.auth-shell,
.onboarding-shell,
.treino-shell {
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: var(--space-8) 0;
}

.auth-shell {
  background:
    linear-gradient(rgba(10, 15, 26, 0.62), rgba(10, 15, 26, 0.62)),
    url("../img/exercicios/login-bkg.png") center/cover no-repeat;
}

.auth-shell .card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
}

.onboarding-shell {
  align-items: start;
}

.center-card {
  width: min(100%, 720px);
  margin: 0 auto;
}

@media (max-width: 1023px) {
  .site-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .bottom-nav {
    display: grid;
  }

  .main-content {
    padding-bottom: calc(var(--space-16) + 92px);
  }

  .topbar-actions {
    flex-wrap: wrap;
  }
}

@media (max-width: 767px) {
  .topbar-subtitle-mobile-hide,
  .topbar-status-mobile-hide {
    display: none;
  }

  .landing-topbar .topbar-inner {
    align-items: center;
    flex-direction: row;
  }

  .landing-brand-subtitle {
    display: none;
  }

  .landing-nav-toggle {
    display: inline-flex;
  }

  .landing-nav-links {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    z-index: 20;
    display: none;
    min-width: 220px;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid rgba(229, 227, 223, 0.85);
    border-radius: 18px;
    background: rgba(250, 250, 249, 0.96);
    box-shadow: var(--shadow-strong);
    padding: 12px;
    backdrop-filter: blur(16px);
  }

  .landing-nav-links .btn {
    width: 100%;
  }

  .landing-nav.is-open .landing-nav-links {
    display: flex;
  }
}