@import url('brand.css');

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/inter/inter-latin-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/inter/inter-latin-500-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/inter/inter-latin-600-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/fonts/inter/inter-latin-700-normal.woff2') format('woff2');
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  overflow-x: clip;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--surface);
  color: var(--text);
  line-height: 1.6;
  font-size: 1.05rem;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-prose {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
.site-header {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.header-inner {
  padding-top: 0;
  padding-bottom: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.site-lockup {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.site-lockup:hover {
  text-decoration: none;
  opacity: 0.85;
}

.site-lockup-mark {
  display: block;
  height: 1.75rem;
  width: auto;
  aspect-ratio: 1;
  transform: translateY(-1px);
}

.site-lockup-wordmark {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.12rem;
}

.site-lockup-name {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  line-height: 1;
}

.site-lockup-sub {
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  flex-wrap: wrap;
}

.site-nav .nav-link {
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav .nav-link:hover {
  color: var(--accent-hover);
  text-decoration: none;
}

.site-nav .nav-link-active {
  color: var(--accent-hover);
}

.nav-cta {
  white-space: nowrap;
}

.nav-cta:hover {
  text-decoration: none;
}

/* Hero */
.hero {
  padding: 3.25rem 0 1.25rem;
  text-align: left;
}

.hero-inner {
  max-width: 720px;
}

.tagline {
  font-size: 1.55rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 0.85rem;
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin: 0;
}

.home-hero-cta {
  padding: 2rem 0 2.75rem;
}

.home-hero-cta .cta-group {
  justify-content: center;
}

.cta-group {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-start;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--text-on-accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  text-decoration: none;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--text);
}

.btn-secondary:hover {
  background: var(--surface-inverse);
  color: var(--text-on-inverse);
  text-decoration: none;
}

/* Content */
.site-main {
  min-height: 60vh;
}

.page {
  padding-top: 2.5rem;
  padding-bottom: 3rem;
}

.content h2 {
  font-size: 1.35rem;
  margin: 2.5rem 0 1rem;
}

.content h2:first-child {
  margin-top: 0;
}

.content p {
  margin-bottom: 1rem;
}

.content ul,
.content ol {
  margin: 0 0 1rem 1.25rem;
}

.content li {
  margin-bottom: 0.5rem;
}

.content strong {
  font-weight: 600;
}

.page h1 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.home-content {
  padding-bottom: 4rem;
}

.home-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.home-split-item {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.15rem 1.2rem;
  background: var(--surface-raised);
}

.content .home-split-item h3 {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: normal;
  text-transform: none;
  color: var(--text);
  margin: 0 0 0.75rem;
}

.home-split-item p:last-child {
  margin-bottom: 0;
}

.content ul.home-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  list-style: disc;
  margin: 0 0 2.25rem 1.25rem;
  padding: 0;
}

.content ol.home-steps {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0.85rem;
  list-style: none;
  margin: 0 0 2.5rem;
  padding: 0;
  counter-reset: home-step;
}

.content .home-features li,
.home-steps li {
  margin: 0;
}

.home-steps li {
  border-top: 2px solid var(--accent);
  padding-top: 0.65rem;
}

.home-steps li::before {
  counter-increment: home-step;
  content: counter(home-step);
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 0.3rem;
}

.home-cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.35rem 1.5rem;
  background: var(--surface-raised);
}

.content .home-cta-band p {
  font-weight: 600;
  margin: 0;
}

/* Home architecture diagram */
.home-arch {
  position: relative;
  margin: 0;
  --arch-inset: 1.75rem;
  --arch-label-overhang: 0.45rem;
  padding: calc(var(--arch-inset) + var(--arch-label-overhang)) 0 var(--arch-inset);
  border: 0;
  background: var(--color-brown-dark);
  --arch-box-stroke: 2px;
  --arch-accent: var(--color-teal-light);
  --arch-on-dark: var(--color-cream-bright);
  --arch-frame-border: rgba(250, 250, 248, 0.45);
}

.home-arch-inner {
  padding-top: 0;
  padding-bottom: 0;
}

.home-arch-canvas {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: auto auto auto auto auto;
  column-gap: 1rem;
  row-gap: 0;
  align-items: center;
  padding: 0;
}

/* Dashed tenant border: left third only */
.arch-tenant-frame {
  grid-column: 1;
  grid-row: 1 / 6;
  position: relative;
  z-index: 0;
  align-self: stretch;
  border: 3px dashed var(--arch-frame-border);
  border-radius: 10px;
  background: var(--color-brown-dark);
  pointer-events: none;
}

.arch-tenant-label {
  position: absolute;
  top: 0;
  left: 1rem;
  transform: translateY(-50%);
  background: var(--color-brown-dark);
  padding: 0 0.5rem;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--arch-on-dark);
  pointer-events: none;
}

/* Tenant interior — one shared 3-column track for nodes and connectors */
.arch-tenant-inner {
  grid-column: 1;
  grid-row: 1 / 6;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: auto auto auto auto auto;
  margin: 0 1.1rem;
  align-self: start;
}

.arch-tenant-inner > .arch-node {
  grid-column: 1 / -1;
}

.arch-node-entra {
  grid-row: 1;
  margin: 0.85rem 0 0;
}

.arch-node-kunjae {
  grid-row: 3;
  margin: 0;
}

.arch-node-vault {
  grid-row: 5;
  margin: 0 0 0.85rem;
}

.arch-tenant-link-row {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: subgrid;
  position: relative;
}

.arch-tenant-link-row-entra {
  grid-row: 2;
}

.arch-tenant-link-row-vault {
  grid-row: 4;
  align-self: stretch;
  align-items: stretch;
  min-height: 2.6rem;
}

.arch-tenant-link-row-vault .arch-link-v {
  height: 100%;
  min-height: inherit;
}

.arch-node {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  border: var(--arch-box-stroke) solid var(--arch-frame-border);
  border-radius: 8px;
  padding: 0.7rem 0.85rem;
  background: transparent;
  min-width: 0;
}

.arch-node-icon {
  flex: none;
  width: 1.6rem;
  height: 1.6rem;
  color: var(--arch-on-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}

.arch-node-icon svg {
  width: 100%;
  height: 100%;
}

.arch-node-body {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
  flex: 1;
}

.arch-node-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--arch-on-dark);
}

.arch-node-detail {
  font-size: 0.78rem;
  color: var(--arch-on-dark);
}

.arch-node-kunjae {
  border-color: var(--arch-accent);
}

.arch-node-kunjae .arch-node-title,
.arch-node-kunjae .arch-node-icon {
  color: var(--arch-accent);
}

/* Vertical connectors inside the tenant box — shared 3-column track */
.arch-tenant-link-row .arch-link-v {
  width: 100%;
  min-width: 0;
}

.arch-link-side-left {
  grid-column: 1;
}

.arch-link-side-center {
  grid-column: 2;
  align-self: stretch;
}

.arch-link-side-right {
  grid-column: 3;
}

.arch-link-v {
  --arch-v-cap: 7px;
  --arch-v-stroke: 2px;
  --arch-v-cap-half: 5px;
  position: relative;
  height: 2.6rem;
}

.arch-link-line {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: var(--arch-v-stroke);
  background: var(--arch-accent);
}

.arch-link-cap {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: var(--arch-v-cap-half) solid transparent;
  border-right: var(--arch-v-cap-half) solid transparent;
}

.arch-link-cap-up {
  top: 0;
  border-bottom: var(--arch-v-cap) solid var(--arch-accent);
}

.arch-link-cap-down {
  bottom: 0;
  border-top: var(--arch-v-cap) solid var(--arch-accent);
}

.arch-link-label {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-brown-dark);
  padding: 0.1rem 0.35rem;
  font-size: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--arch-on-dark);
  white-space: nowrap;
}

.arch-tenant-link-row .arch-link-label {
  white-space: nowrap;
  line-height: 1.15;
  text-align: center;
  padding: 0.1rem 0.25rem;
  font-size: 0.48rem;
}

/* Middle third: Certificate / Validation (row 3, aligned with Kunjae) */
.arch-flow {
  grid-column: 2;
  grid-row: 3;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  width: 100%;
  min-width: 0;
  padding: 0 0.25rem;
  box-sizing: border-box;
}

/* Right third: SaaS (row 3, aligned with Kunjae) */
.arch-node-saas {
  grid-column: 3;
  grid-row: 3;
  z-index: 1;
  min-width: 0;
  width: 100%;
}

.arch-flow-label {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--arch-accent);
  white-space: nowrap;
}

.arch-hline {
  position: relative;
  height: 2px;
  width: 100%;
  background: var(--arch-accent);
}

.arch-hline-out,
.arch-hline-back {
  width: 100%;
  margin-left: 0;
}

.arch-hcap {
  position: absolute;
  top: 50%;
  margin-top: -5px;
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

.arch-hcap-right {
  right: -1px;
  border-left: 7px solid var(--arch-accent);
}

.arch-hcap-left {
  left: -1px;
  border-right: 7px solid var(--arch-accent);
}

/* Line meets arrowhead flush at the cap base */
.arch-link-v-up .arch-link-line {
  top: var(--arch-v-cap);
  bottom: 0;
}

.arch-link-v-down .arch-link-line {
  top: 0;
  bottom: var(--arch-v-cap);
}

/* Footer — dark band */
.site-footer {
  background: var(--surface-inverse);
  padding: 2rem 0;
  margin-top: 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--text-on-inverse);
}

.footer-nav {
  display: flex;
  gap: 1.25rem;
}

.footer-nav a {
  color: var(--text-on-inverse);
}

.footer-nav a:hover {
  color: var(--text-on-inverse-hover);
  text-decoration: none;
}

@media (max-width: 800px) {
  .home-arch {
    --arch-inset: 1.5rem;
    --arch-label-overhang: 0.45rem;
    padding: calc(var(--arch-inset) + var(--arch-label-overhang)) 0 var(--arch-inset);
  }

  .home-arch-canvas {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    column-gap: 0;
  }

  .arch-tenant-frame,
  .arch-tenant-inner {
    grid-column: 1;
    grid-row: 1;
  }

  .arch-tenant-inner {
    display: grid;
    margin: 0.85rem 1.1rem;
  }

  .arch-flow {
    grid-column: 1;
    grid-row: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: minmax(3.4rem, auto);
    gap: 0;
    align-items: stretch;
    padding: 0.85rem 1.1rem;
  }

  .arch-flow > .arch-flow-label:first-child {
    grid-column: 1;
    grid-row: 1;
    z-index: 1;
    align-self: center;
    justify-self: center;
    background: var(--color-brown-dark);
    padding: 0.1rem 0.35rem;
  }

  .arch-flow > .arch-flow-label:last-child {
    grid-column: 2;
    grid-row: 1;
    z-index: 1;
    align-self: center;
    justify-self: center;
    background: var(--color-brown-dark);
    padding: 0.1rem 0.35rem;
  }

  .arch-node-saas {
    grid-column: 1;
    grid-row: 3;
  }

  .arch-tenant-link-row-vault .arch-link-label {
    white-space: normal;
    max-width: 9rem;
  }

  .arch-hline-out {
    grid-column: 1;
    grid-row: 1;
    justify-self: center;
    align-self: stretch;
    width: 2px;
    height: auto;
    min-height: 3.4rem;
    margin-left: 0;
  }

  .arch-hline-back {
    grid-column: 2;
    grid-row: 1;
    justify-self: center;
    align-self: stretch;
    width: 2px;
    height: auto;
    min-height: 3.4rem;
    margin-left: 0;
  }

  .arch-hcap {
    margin-top: 0;
    margin-left: -5px;
    left: 50%;
    right: auto;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 0;
    border-bottom: 0;
  }

  .arch-hcap-right {
    top: auto;
    bottom: -1px;
    border-top: 7px solid var(--arch-accent);
  }

  .arch-hcap-left {
    top: -1px;
    border-bottom: 7px solid var(--arch-accent);
  }
}

@media (max-width: 600px) {
  .site-nav {
    gap: 1rem;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 1rem;
  }

  .home-split,
  .content ul.home-features,
  .content ol.home-steps {
    grid-template-columns: 1fr;
  }

  .home-cta-band {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding: 2.5rem 0 1.25rem;
  }

  .tagline {
    font-size: 1.15rem;
  }
}