/* Base layout */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  color: #0f172a;
  background: radial-gradient(circle at top, #e0f2fe 0, #f8fafc 40%, #f9fafb);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.page {
  min-height: 100vh;
  color: #0f172a;
  display: flex;
  flex-direction: column;
}

.shell {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 3rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: #ffffff;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.brand-name {
  font-weight: 600;
  letter-spacing: 0.04em;
}

.brand-accent {
  color: #14b8a6;
}

.brand-tagline {
  font-size: 0.8rem;
  color: #9ca3af;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.9rem;
}

.nav-links {
  display: flex;
  gap: 1rem;
  color: #6b7280;
}

.nav-links a {
  padding: 0.3rem 0;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover {
  color: #0f172a;
  border-bottom-color: rgba(148, 163, 184, 0.8);
}

.nav-cta {
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: none;
  font-size: 0.8rem;
  color: #f9fafb;
  background: #111827;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.25);
}

.nav-cta:hover {
  border-color: #38bdf8;
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.3);
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 3rem;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  background: #ecfeff;
  border: 1px solid #bae6fd;
  font-size: 0.72rem;
  color: #0f172a;
  margin-bottom: 1.2rem;
}

.hero-kicker-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.14);
}

.hero-title {
  font-size: clamp(2.3rem, 3.3vw, 2.9rem);
  line-height: 1.1;
  font-weight: 650;
  letter-spacing: 0.03em;
  margin-bottom: 0.9rem;
}

.hero-title span {
  background: linear-gradient(90deg, #38bdf8, #a855f7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-body {
  font-size: 0.98rem;
  color: #4b5563;
  max-width: 32rem;
  margin-bottom: 1.6rem;
}

.hero-body b {
  color: #111827;
  font-weight: 500;
}

.hero-cta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.85rem 1.3rem;
  margin-bottom: 1.7rem;
}

.btn-primary {
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  color: #ffffff;
  background: linear-gradient(135deg, #22c55e, #06b6d4);
  box-shadow: 0 18px 45px rgba(8, 145, 178, 0.35);
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-ghost {
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background: transparent;
  color: #e5e7eb;
  font-size: 0.85rem;
  cursor: pointer;
}

.btn-ghost:hover {
  border-color: #38bdf8;
  color: #f9fafb;
}

.hero-metadata {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  font-size: 0.8rem;
  color: #6b7280;
}

.hero-metadata strong {
  display: block;
  color: #e5e7eb;
  font-size: 0.95rem;
}

.hero-card {
  border-radius: 1.3rem;
  padding: 1.5rem 1.4rem;
  background: radial-gradient(circle at top, #1f2937 0, #020617 55%);
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.9);
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem;
}

.hero-card-title {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: #9ca3af;
}

.hero-card-badge {
  font-size: 0.72rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.12);
  color: #6ee7b7;
}

.hero-card-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.metric {
  padding: 0.7rem 0.8rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(31, 41, 55, 0.9);
  background: radial-gradient(circle at top left, rgba(17, 24, 39, 0.9), #020617);
}

.metric-label {
  font-size: 0.7rem;
  color: #9ca3af;
  margin-bottom: 0.35rem;
}

.metric-value {
  font-size: 1rem;
  font-weight: 550;
}

.metric-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.75rem;
  color: #9ca3af;
}

.metric-pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #22c55e;
}

/* Products */
.section {
  margin-bottom: 3.5rem;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: #9ca3af;
}

.section-subtitle {
  font-size: 0.9rem;
  color: #6b7280;
  max-width: 26rem;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.product-card {
  border-radius: 1.1rem;
  padding: 1.3rem 1.2rem 1.4rem;
  background: radial-gradient(circle at top left, #020617, #020617 40%, #020617);
  border: 1px solid rgba(31, 41, 55, 0.9);
}

.product-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
  margin-bottom: 0.7rem;
}

.product-name {
  font-size: 1.05rem;
  font-weight: 550;
}

.product-tag {
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  color: #9ca3af;
}

.product-description {
  font-size: 0.88rem;
  color: #9ca3af;
  margin-bottom: 0.8rem;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.1rem;
  font-size: 0.78rem;
  color: #6b7280;
  margin-bottom: 0.9rem;
}

.product-meta span strong {
  color: #e5e7eb;
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
}

.product-endpoints {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.endpoint-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(31, 41, 55, 0.9);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-size: 0.72rem;
}

.method {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.16);
  color: #38bdf8;
}

.product-links {
  display: flex;
  gap: 0.75rem;
}

.product-links a {
  font-size: 0.8rem;
  color: #93c5fd;
}

.product-links a span {
  opacity: 0.7;
  margin-left: 0.1rem;
}

.product-links a:hover span {
  opacity: 1;
}

/* Footer */
.site-footer {
  border-top: 1px solid rgba(31, 41, 55, 0.9);
  padding-top: 1.5rem;
  margin-top: auto;
  font-size: 0.8rem;
  color: #6b7280;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a {
  color: #9ca3af;
}

.footer-links a:hover {
  color: #e5e7eb;
}

/* Analyzer UI helpers (used by sip-analyzer.html) */
.note {
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.6);
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  color: #cbd5e1;
  margin-bottom: 1.25rem;
}

.note strong {
  color: #e5e7eb;
  font-weight: 600;
}

.note code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-size: 0.85em;
  color: #e5e7eb;
}

.form-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: end;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 240px;
  flex: 1 1 320px;
}

.label {
  font-size: 0.8rem;
  color: #9ca3af;
}

.input,
.textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(2, 6, 23, 0.7);
  color: #e5e7eb;
  outline: none;
}

.input:focus,
.textarea:focus {
  border-color: rgba(56, 189, 248, 0.8);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.help {
  font-size: 0.78rem;
  color: #6b7280;
}

.divider {
  height: 1px;
  background: rgba(31, 41, 55, 0.9);
  margin: 1.4rem 0;
}

.status {
  font-size: 0.85rem;
  color: #cbd5e1;
}

.steps {
  margin: 0.8rem 0 0;
  padding-left: 1.1rem;
  color: #9ca3af;
  font-size: 0.85rem;
}

.steps li {
  margin: 0.25rem 0;
}

.steps li.done {
  color: #86efac;
}

.steps li.active {
  color: #93c5fd;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

.panel {
  border-radius: 1.1rem;
  padding: 1.1rem 1.1rem 1.2rem;
  background: radial-gradient(circle at top left, #020617, #020617 40%, #020617);
  border: 1px solid rgba(31, 41, 55, 0.9);
}

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.2rem;
}

.table-wrap {
  overflow: auto;
  border-radius: 0.9rem;
  border: 1px solid rgba(148, 163, 184, 0.22);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  background: rgba(2, 6, 23, 0.65);
}

th,
td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid rgba(31, 41, 55, 0.9);
  font-size: 0.82rem;
  color: #cbd5e1;
  vertical-align: top;
}

th {
  position: sticky;
  top: 0;
  background: rgba(2, 6, 23, 0.95);
  color: #e5e7eb;
  font-weight: 600;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.55);
  font-size: 0.78rem;
  color: #e5e7eb;
}

.pill small {
  color: #9ca3af;
  font-size: 0.75rem;
}

.stream-box {
  max-height: 360px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  padding: 0.85rem 0.9rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(2, 6, 23, 0.65);
  color: #e5e7eb;
}

.chat-row {
  display: flex;
  gap: 0.75rem;
  align-items: end;
  flex-wrap: wrap;
}

.chat-transcript {
  max-height: 260px;
  overflow: auto;
  padding: 0.75rem 0.85rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(2, 6, 23, 0.65);
  color: #cbd5e1;
  white-space: pre-wrap;
}

.chat-transcript .me {
  color: #93c5fd;
}

.chat-transcript .bot {
  color: #e5e7eb;
}

.btn-primary[disabled],
.btn-ghost[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-card {
    order: -1;
  }

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

  .grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 520px) {
  .nav-links {
    display: none;
  }

  .hero {
    gap: 2rem;
  }

  .hero-title {
    font-size: 2rem;
  }
}