/* AI-TLT Platform Landing Portal Styles */
body {
  margin: 0;
  padding: 0;
  font-family: var(--ait-font-sans);
  background-color: var(--ait-bg);
  background-image: var(--ait-glow);
  background-attachment: fixed;
  color: var(--ait-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

#portal-app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Boot & Loading State */
.portal-boot {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

/* Signed-out Screen */
.portal-center {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--ait-space-6) var(--ait-gutter);
  outline: none;
}
.portal-signin-card {
  width: 100%;
  max-width: 440px;
  box-shadow: var(--ait-shadow-lg);
}
.portal-signin-card .ait-card-body {
  padding: var(--ait-space-6);
  gap: var(--ait-space-5);
  display: flex;
  flex-direction: column;
}
.portal-signin-brand {
  display: flex;
  justify-content: center;
}
.portal-brand-mark-lg {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  font-size: 1.5rem;
}
.portal-signin-intro {
  text-align: center;
}
.portal-signin-intro h1 {
  font-size: 1.6rem;
  margin: 0 0 8px;
}
.portal-signin-intro p {
  margin: 0;
}
.portal-signin-products {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}
.portal-signin-products li {
  padding: 4px 12px;
  border-radius: var(--ait-radius-pill);
  background: var(--ait-surface-2);
  border: 1px solid var(--ait-border);
  color: var(--ait-text-muted);
  font-size: 0.82rem;
  font-weight: 550;
}
.portal-signin-foot {
  text-align: center;
  margin: 0;
  color: var(--ait-text-faint);
  font-size: 0.8rem;
  line-height: 1.4;
}
.portal-noscript {
  padding: 24px;
  text-align: center;
  color: var(--ait-text-muted);
}

/* Hero Section */
.portal-main {
  flex: 1;
  outline: none;
}
.portal-hero {
  padding: 64px var(--ait-gutter) 48px;
  text-align: center;
}
.portal-hero-content {
  max-width: 760px;
  margin: 0 auto;
}
.portal-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 14px;
  border-radius: var(--ait-radius-pill);
  background: var(--ait-surface-2);
  border: 1px solid var(--ait-border);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  color: var(--ait-accent-strong);
  margin-bottom: var(--ait-space-4);
}
.portal-pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ait-accent-strong);
}

.portal-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 var(--ait-space-4);
  color: var(--ait-text);
}
.portal-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  line-height: 1.55;
  color: var(--ait-text-muted);
  margin: 0 auto var(--ait-space-6);
  max-width: 620px;
}

/* Hero Auth Card */
.portal-hero-auth {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
}
.portal-signed-in-card {
  display: flex;
  align-items: center;
  gap: var(--ait-space-3);
  padding: 8px 16px;
  border-radius: var(--ait-radius-pill);
  background: var(--ait-surface);
  border: 1px solid var(--ait-border-strong);
  box-shadow: var(--ait-shadow);
}
.portal-user-meta {
  text-align: left;
}
.portal-user-welcome {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ait-text);
}
.portal-user-sub {
  font-size: 0.74rem;
  color: var(--ait-text-muted);
}
.portal-signout-btn {
  margin-left: 8px;
}

/* Sections */
.portal-section {
  max-width: var(--ait-content-max);
  margin: 0 auto;
  padding: 48px var(--ait-gutter);
}
.portal-section-raised {
  background: var(--ait-bg-raised);
  border-top: 1px solid var(--ait-border);
  border-bottom: 1px solid var(--ait-border);
  max-width: 100%;
}
.portal-section-head {
  text-align: center;
  margin-bottom: 40px;
}
.portal-section-title {
  font-size: 1.8rem;
  font-weight: 750;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.portal-section-desc {
  font-size: 1rem;
  color: var(--ait-text-muted);
  margin: 0;
}

/* Apps Grid */
.portal-apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--ait-space-4);
}

.portal-app-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: var(--ait-surface);
  border: 1px solid var(--ait-border);
  border-radius: var(--ait-radius-lg);
  box-shadow: var(--ait-shadow);
  text-decoration: none;
  color: var(--ait-text);
  transition: transform var(--ait-transition), border-color var(--ait-transition), box-shadow var(--ait-transition);
}
.portal-app-card:hover {
  transform: translateY(-3px);
  border-color: var(--ait-accent-strong);
  box-shadow: var(--ait-shadow-lg);
  text-decoration: none;
}
.portal-app-card.is-disabled {
  opacity: 0.75;
  cursor: default;
}
.portal-app-card.is-disabled:hover {
  transform: none;
  border-color: var(--ait-border);
}

.portal-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 18px;
}
.portal-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--ait-surface-2);
  border: 1px solid var(--ait-border-strong);
  display: grid;
  place-items: center;
  color: var(--ait-accent-strong);
}
.portal-card-icon svg {
  width: 24px;
  height: 24px;
}
.portal-card-badges {
  display: flex;
  align-items: center;
  gap: 6px;
}

.portal-card-name {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.portal-card-desc {
  font-size: 0.92rem;
  color: var(--ait-text-muted);
  line-height: 1.5;
  margin: 0 0 20px;
  flex: 1;
}

.portal-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--ait-border);
}
.portal-card-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 650;
  color: var(--ait-accent-strong);
}
.portal-card-action svg {
  width: 16px;
  height: 16px;
}
.portal-sso-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  color: var(--ait-text-faint);
  font-weight: 550;
}
.portal-sso-badge svg {
  width: 12px;
  height: 12px;
  color: var(--ait-success);
}

/* Ecosystem Features */
.portal-features-grid {
  max-width: var(--ait-content-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--ait-space-5);
  padding: 0 var(--ait-gutter);
}
.portal-feature-card {
  padding: 24px;
  background: var(--ait-surface);
  border: 1px solid var(--ait-border);
  border-radius: var(--ait-radius);
}
.portal-feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--ait-accent-soft);
  color: var(--ait-accent-strong);
  display: grid;
  place-items: center;
  margin-bottom: 16px;
}
.portal-feature-icon svg {
  width: 20px;
  height: 20px;
}
.portal-feature-card h3 {
  margin: 0 0 8px;
  font-size: 1.15rem;
  font-weight: 700;
}
.portal-feature-card p {
  margin: 0;
  color: var(--ait-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}
.portal-feature-card code {
  background: var(--ait-surface-2);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--ait-font-mono);
  font-size: 0.82rem;
}

/* Footer */
.portal-footer {
  border-top: 1px solid var(--ait-border);
  background: var(--ait-bg);
  padding: 32px var(--ait-gutter);
}
.portal-footer-inner {
  max-width: var(--ait-content-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ait-space-4);
  flex-wrap: wrap;
}
.portal-footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.portal-footer-brand strong {
  font-size: 0.95rem;
}
.portal-footer-brand span {
  font-size: 0.8rem;
  color: var(--ait-text-faint);
}
.portal-footer-links {
  display: flex;
  align-items: center;
  gap: var(--ait-space-4);
}
.portal-footer-links a {
  color: var(--ait-text-muted);
  font-size: 0.88rem;
  text-decoration: none;
}
.portal-footer-links a:hover {
  color: var(--ait-text);
  text-decoration: underline;
}