/* ========================================
   SUB-PAGE STYLES — Techmixin
   Extends styles.css for sub-pages
   ======================================== */

/* ---------- PAGE HERO ---------- */
.page-hero {
  padding: 160px 0 100px;
  border-bottom: 1px solid rgba(24, 16, 40, 0.1);
  position: relative;
}

.page-hero-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.breadcrumb {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(24, 16, 40, 0.5);
  margin-bottom: 32px;
  display: flex;
  gap: 10px;
  align-items: center;
}

.breadcrumb a {
  color: rgba(24, 16, 40, 0.5);
  text-decoration: none;
  transition: color 0.3s;
}

.breadcrumb a:hover {
  color: var(--ink);
}

.breadcrumb-dark,
.breadcrumb-dark a {
  color: rgba(244, 241, 249, 0.4);
}

.breadcrumb-dark a:hover {
  color: var(--ivory);
}

.page-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(48px, 7vw, 104px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 400;
  margin-bottom: 32px;
  max-width: 1100px;
}

.page-title em {
  font-style: italic;
  color: var(--warm);
  font-weight: 400;
}

.page-lead {
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.5;
  max-width: 680px;
  color: rgba(24, 16, 40, 0.7);
  margin-bottom: 40px;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(24, 16, 40, 0.5);
  padding-top: 32px;
  border-top: 1px solid rgba(24, 16, 40, 0.1);
}

.page-meta span strong {
  color: var(--ink);
  font-weight: 500;
  margin-left: 8px;
}

/* ---------- FILTER BAR ---------- */
.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 48px;
}

.filter-bar button {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 10px 18px;
  background: transparent;
  border: 1px solid rgba(24, 16, 40, 0.2);
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.3s;
  color: var(--ink);
}

.filter-bar button:hover {
  border-color: var(--ink);
}

.filter-bar button.active {
  background: var(--ink);
  color: var(--ivory);
  border-color: var(--ink);
}

/* ========================================
   SERVICES PAGE
   ======================================== */
.service-detail {
  padding: 120px 0;
  border-bottom: 1px solid rgba(24, 16, 40, 0.08);
}

.service-detail.alt {
  background: #ebe7dc;
}

.svc-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 100px;
  align-items: start;
}

.svc-left {
  position: sticky;
  top: 120px;
}

.svc-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  padding: 8px 14px;
  border: 1px solid rgba(24, 16, 40, 0.2);
  border-radius: 100px;
  margin-bottom: 32px;
}

.svc-tag-hot {
  background: var(--ink);
  color: var(--accent);
  border-color: var(--ink);
}

.svc-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin-bottom: 32px;
}

.underline-warm {
  background-image: linear-gradient(transparent 70%, var(--warm) 70%, var(--warm) 95%, transparent 95%);
  padding: 0 4px;
}

.svc-lead {
  font-size: 18px;
  line-height: 1.6;
  color: rgba(24, 16, 40, 0.75);
  margin-bottom: 32px;
  max-width: 500px;
}

.svc-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
}

.svc-stack span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 6px 12px;
  background: rgba(24, 16, 40, 0.06);
  border-radius: 4px;
  color: var(--ink);
}

.svc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.svc-list li {
  padding: 20px 0;
  border-bottom: 1px solid rgba(24, 16, 40, 0.1);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.svc-list li:first-child {
  padding-top: 0;
}

.svc-list li:last-child {
  border-bottom: none;
}

.svc-list li::before {
  content: "+";
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--warm);
  flex-shrink: 0;
  margin-top: 2px;
}

.svc-list li strong {
  display: block;
  font-weight: 500;
  margin-bottom: 4px;
  font-size: 15px;
}

.svc-list li span {
  font-size: 14px;
  color: rgba(24, 16, 40, 0.65);
  line-height: 1.5;
}

.svc-divider {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  height: 1px;
}

/* ---------- ENGAGEMENT ---------- */
.engagement {
  padding: 120px 0;
  background: var(--ink);
  color: var(--ivory);
}

.engage-head {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.engage-head h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
  margin-bottom: 16px;
}

.engage-head p {
  color: rgba(244, 241, 249, 0.7);
  max-width: 600px;
}

.engage-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(244, 241, 249, 0.1);
  border: 1px solid rgba(244, 241, 249, 0.1);
}

.engage-card {
  background: var(--ink);
  padding: 48px 32px;
  position: relative;
  transition: background 0.3s;
}

.engage-card:hover {
  background: #1a242d;
}

.engage-featured {
  background: #1a242d;
}

.engage-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 4px 10px;
  background: var(--accent);
  color: var(--ink);
  border-radius: 100px;
}

.engage-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: rgba(244, 241, 249, 0.5);
  margin-bottom: 24px;
}

.engage-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 16px;
}

.engage-card p {
  color: rgba(244, 241, 249, 0.7);
  font-size: 15px;
  line-height: 1.5;
  margin-bottom: 32px;
}

.engage-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(244, 241, 249, 0.5);
  padding-top: 24px;
  border-top: 1px solid rgba(244, 241, 249, 0.1);
}

.engage-meta strong {
  color: var(--accent);
  font-weight: 500;
}

/* ---------- FAQ ---------- */
.faq-section {
  padding: 120px 0;
}

.faq-head {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.faq-head h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
}

.faq-list {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 32px;
}

.faq-item {
  border-bottom: 1px solid rgba(24, 16, 40, 0.15);
}

.faq-item:first-child {
  border-top: 1px solid rgba(24, 16, 40, 0.15);
}

.faq-q {
  width: 100%;
  text-align: left;
  padding: 28px 0;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.3;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  transition: color 0.3s;
}

.faq-q:hover {
  color: var(--warm);
}

.faq-icon {
  font-family: 'JetBrains Mono', monospace;
  font-size: 20px;
  flex-shrink: 0;
  transition: transform 0.3s;
  color: var(--warm);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  color: rgba(24, 16, 40, 0.7);
  font-size: 16px;
  line-height: 1.6;
}

.faq-item.open .faq-a {
  max-height: 400px;
  padding: 0 0 28px;
}

/* ========================================
   AI PAGE (DARK THEME)
   ======================================== */
body.dark {
  background: #120a20;
  color: var(--ivory);
}

body.dark .nav {
  border-bottom-color: rgba(244, 241, 249, 0.1);
}

body.dark .nav-logo,
body.dark .nav-link {
  color: var(--ivory);
}

body.dark .nav-link:hover {
  color: var(--accent);
}

body.dark .logo-mark {
  color: var(--warm);
}

body.dark .nav-cta {
  background: var(--accent);
  color: var(--ink);
}

body.dark .footer {
  background: #0b0617;
  border-top-color: rgba(244, 241, 249, 0.08);
}

.ai-hero {
  position: relative;
  padding: 180px 0 120px;
  overflow: hidden;
  background: #120a20;
}

.ai-hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  pointer-events: none;
}

.ai-mesh {
  width: 100%;
  height: 100%;
}

.ai-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(183, 140, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(183, 140, 255, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.ai-hero-inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  z-index: 2;
}

.ai-hero-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(52px, 8vw, 120px);
  line-height: 0.92;
  letter-spacing: -0.035em;
  font-weight: 400;
  margin-bottom: 40px;
  max-width: 1100px;
}

.ai-hero-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.underline-accent {
  position: relative;
  display: inline-block;
}

.underline-accent::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 6px;
  height: 10px;
  background: var(--accent);
  opacity: 0.3;
  z-index: -1;
}

.ai-hero-lead {
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.5;
  max-width: 680px;
  color: rgba(244, 241, 249, 0.7);
  margin-bottom: 60px;
}

.ai-hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding-top: 48px;
  border-top: 1px solid rgba(244, 241, 249, 0.15);
}

.ai-hero-stats .stat {
  padding: 0 20px 0 0;
}

.ai-hero-stats .stat-num {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  color: var(--accent);
  font-weight: 400;
  margin-bottom: 8px;
  display: block;
}

.ai-hero-stats .stat-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(244, 241, 249, 0.5);
}

/* ---------- AI DEMO ---------- */
.ai-demo-section {
  padding: 120px 0;
  background: #120a20;
  border-top: 1px solid rgba(244, 241, 249, 0.08);
}

.section-title-light {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
  margin-bottom: 16px;
  color: var(--ivory);
}

.section-title-light em {
  font-style: italic;
  color: var(--accent);
}

.ai-demo-section > p {
  max-width: 1280px;
  margin: 0 auto 48px;
  padding: 0 32px;
  color: rgba(244, 241, 249, 0.6);
  font-size: 16px;
  line-height: 1.6;
}

.ai-demo-section > h2 {
  max-width: 1280px;
  margin: 0 auto 16px;
  padding: 0 32px;
}

.demo-terminal {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 32px;
}

.demo-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: #12171f;
  border: 1px solid rgba(244, 241, 249, 0.1);
  border-bottom: none;
  border-radius: 12px 12px 0 0;
}

.demo-dots {
  display: flex;
  gap: 6px;
}

.demo-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(244, 241, 249, 0.2);
}

.demo-dots span:nth-child(1) { background: #ff5f57; }
.demo-dots span:nth-child(2) { background: #febc2e; }
.demo-dots span:nth-child(3) { background: #28c840; }

.demo-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: rgba(244, 241, 249, 0.6);
  flex: 1;
}

.demo-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(244, 241, 249, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.demo-body {
  padding: 32px;
  background: #0d1218;
  border: 1px solid rgba(244, 241, 249, 0.1);
  border-radius: 0 0 12px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  line-height: 1.6;
}

.demo-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(244, 241, 249, 0.4);
  margin-bottom: 12px;
}

.demo-input-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding: 14px 16px;
  background: #120a20;
  border: 1px solid rgba(244, 241, 249, 0.15);
  border-radius: 8px;
}

.demo-input-row:focus-within {
  border-color: var(--accent);
}

.demo-prompt {
  color: var(--accent);
  flex-shrink: 0;
}

.demo-input-row input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--ivory);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  outline: none;
}

.demo-input-row input::placeholder {
  color: rgba(244, 241, 249, 0.3);
}

.demo-run {
  padding: 6px 14px;
  background: var(--accent);
  color: var(--ink);
  border: none;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: transform 0.2s;
}

.demo-run:hover {
  transform: translateY(-1px);
}

.demo-output {
  padding: 20px;
  background: #120a20;
  border: 1px solid rgba(244, 241, 249, 0.1);
  border-radius: 8px;
  min-height: 120px;
  color: rgba(244, 241, 249, 0.85);
  white-space: pre-wrap;
}

.demo-output .typing::after {
  content: "▊";
  animation: blink 1s infinite;
  color: var(--accent);
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ---------- AI DO GRID ---------- */
.ai-do {
  padding: 120px 0;
  background: #120a20;
  border-top: 1px solid rgba(244, 241, 249, 0.08);
}

.ai-do > h2,
.ai-do > p {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.ai-do > h2 {
  margin-bottom: 16px;
}

.ai-do > p {
  color: rgba(244, 241, 249, 0.6);
  margin-bottom: 60px;
  max-width: 760px;
  padding: 0 32px;
}

.ai-do-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: rgba(244, 241, 249, 0.1);
  border: 1px solid rgba(244, 241, 249, 0.1);
}

.ai-do-card {
  background: #120a20;
  padding: 48px;
  transition: background 0.3s;
}

.ai-do-card:hover {
  background: #12171f;
}

.ai-do-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 32px;
}

.ai-do-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  color: var(--accent);
}

.ai-do-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 32px;
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 16px;
}

.ai-do-card p {
  color: rgba(244, 241, 249, 0.7);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.ai-do-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-do-stack span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 5px 10px;
  background: rgba(183, 140, 255, 0.08);
  color: var(--accent);
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ---------- AI ARCHITECTURE ---------- */
.ai-arch {
  padding: 120px 0;
  background: #0b0617;
  border-top: 1px solid rgba(244, 241, 249, 0.08);
}

.ai-arch > h2,
.ai-arch > p {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.ai-arch > h2 {
  margin-bottom: 16px;
}

.ai-arch > p {
  color: rgba(244, 241, 249, 0.6);
  margin-bottom: 60px;
  max-width: 760px;
  padding: 0 32px;
}

.arch-diagram {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.arch-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.arch-row-three {
  gap: 20px;
}

.arch-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(244, 241, 249, 0.4);
  text-align: center;
  margin-top: 20px;
  margin-bottom: 20px;
}

.arch-box {
  padding: 24px 32px;
  border: 1px solid rgba(244, 241, 249, 0.2);
  border-radius: 8px;
  background: #120a20;
  min-width: 200px;
  text-align: center;
  transition: all 0.3s;
  position: relative;
}

.arch-box:hover {
  border-color: var(--accent);
  background: #12171f;
}

.arch-box.user {
  border-color: rgba(255, 90, 31, 0.4);
}

.arch-box.gate {
  border-color: rgba(183, 140, 255, 0.3);
}

.arch-box.orch {
  border-color: var(--accent);
  background: rgba(183, 140, 255, 0.05);
  min-width: 260px;
}

.arch-box.small {
  min-width: 150px;
  padding: 18px 20px;
}

.arch-box.guard {
  border-color: rgba(66, 0, 152, 0.4);
}

.arch-box.obs {
  border-color: rgba(244, 241, 249, 0.3);
  background: rgba(244, 241, 249, 0.03);
  min-width: 400px;
}

.arch-title {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  font-weight: 400;
  margin-bottom: 4px;
  display: block;
  color: var(--ivory);
}

.arch-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: rgba(244, 241, 249, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.arch-arrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 20px;
  color: var(--accent);
  margin: 0 4px;
}

.arch-arrow-branch {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--accent);
  text-align: center;
  margin: 10px 0;
  letter-spacing: 0.2em;
}

/* ---------- AI USE CASES ---------- */
.ai-cases {
  padding: 120px 0;
  background: #120a20;
  border-top: 1px solid rgba(244, 241, 249, 0.08);
}

.ai-cases > h2,
.ai-cases > p {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.ai-cases > h2 {
  margin-bottom: 16px;
}

.ai-cases > p {
  color: rgba(244, 241, 249, 0.6);
  margin-bottom: 60px;
  max-width: 760px;
}

.uc-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.uc-card {
  padding: 32px;
  border: 1px solid rgba(244, 241, 249, 0.1);
  border-radius: 12px;
  transition: all 0.3s;
  background: #0d1218;
}

.uc-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.uc-card .uc-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 20px;
  display: block;
}

.uc-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  line-height: 1.2;
  font-weight: 400;
  margin-bottom: 12px;
}

.uc-card p {
  color: rgba(244, 241, 249, 0.65);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- AI PRINCIPLES ---------- */
.ai-principles {
  padding: 120px 0;
  background: #0b0617;
  border-top: 1px solid rgba(244, 241, 249, 0.08);
}

.ai-principles > h2 {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.principles-list {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px 60px;
}

.pri {
  display: flex;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(244, 241, 249, 0.1);
}

.pri-n {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent);
  flex-shrink: 0;
  padding-top: 4px;
  letter-spacing: 0.15em;
}

.pri h3 {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  line-height: 1.2;
  font-weight: 400;
  margin-bottom: 8px;
}

.pri p {
  color: rgba(244, 241, 249, 0.6);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- AI CTA ---------- */
.ai-cta {
  padding: 140px 0;
  background: var(--accent);
  color: var(--ink);
}

.ai-cta-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}

.ai-cta-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 400;
  margin-bottom: 32px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.ai-cta-title em {
  font-style: italic;
}

.ai-cta-inner p {
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 48px;
  color: rgba(24, 16, 40, 0.8);
}

.ai-cta-inner .btn-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.ai-cta-inner .btn-primary {
  background: var(--ink);
  color: var(--accent);
}

.btn-ghost-dark {
  padding: 16px 32px;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: 100px;
  transition: all 0.3s;
  display: inline-block;
}

.btn-ghost-dark:hover {
  background: var(--ink);
  color: var(--accent);
}

/* ========================================
   PORTFOLIO PAGE
   ======================================== */
.case-detail {
  padding: 120px 0;
  border-bottom: 1px solid rgba(24, 16, 40, 0.08);
}

.case-detail.alt {
  background: #ebe7dc;
}

.case-detail-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.case-detail-inner.reverse {
  direction: rtl;
}

.case-detail-inner.reverse > * {
  direction: ltr;
}

.case-detail-media {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  border-radius: 16px;
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Case 01 --- */
.cd-c1 {
  background: linear-gradient(135deg, #1a1529 0%, #2d1a3d 50%, #1a1529 100%);
}

.cd-bg-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.6;
}

.blob-a {
  width: 300px;
  height: 300px;
  background: #d946ef;
  top: -50px;
  right: -50px;
}

.blob-b {
  width: 400px;
  height: 400px;
  background: #8b5cf6;
  bottom: -100px;
  left: -100px;
}

.cd-big-letter {
  position: relative;
  font-family: 'Fraunces', serif;
  font-size: 280px;
  line-height: 1;
  color: var(--ivory);
  font-style: italic;
  font-weight: 400;
  z-index: 2;
}

.cd-tag {
  position: absolute;
  top: 24px;
  left: 24px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  color: var(--ivory);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: 100px;
  z-index: 3;
}

/* --- Case 02 --- */
.cd-c2 {
  background: linear-gradient(180deg, #0f172a 0%, #1e3a8a 100%);
}

.cd-graphic {
  width: 80%;
  height: 80%;
  position: relative;
  z-index: 2;
}

/* --- Case 03 --- */
.cd-c3 {
  background: linear-gradient(135deg, #064e3b 0%, #0f766e 100%);
}

/* --- Case 04 --- */
.cd-c4 {
  background: linear-gradient(135deg, #78350f 0%, #b45309 100%);
}

.astro-chart {
  width: 80%;
  height: 80%;
  position: relative;
  z-index: 2;
}

/* --- Case 05 --- */
.cd-c5 {
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
  padding: 40px;
}

.stream-mock {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  z-index: 2;
}

.sm-card {
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  color: var(--ivory);
  font-size: 13px;
  font-family: 'Inter', sans-serif;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sm-card strong {
  font-weight: 500;
  display: block;
}

.sm-card span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 4px;
  display: block;
}

.sm-card::after {
  content: "↗";
  font-size: 16px;
  color: rgba(255, 255, 255, 0.4);
}

/* --- Case Detail Meta --- */
.case-detail-meta {
  padding: 20px 0;
}

.cd-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(24, 16, 40, 0.4);
  margin-bottom: 20px;
}

.cd-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4.5vw, 60px);
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin-bottom: 16px;
}

.cd-sub {
  font-size: 18px;
  color: rgba(24, 16, 40, 0.7);
  margin-bottom: 32px;
  line-height: 1.5;
}

.cd-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  padding: 24px 0;
  border-top: 1px solid rgba(24, 16, 40, 0.1);
  border-bottom: 1px solid rgba(24, 16, 40, 0.1);
  margin-bottom: 32px;
}

.cd-facts > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cd-facts .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(24, 16, 40, 0.5);
}

.cd-facts .value {
  font-size: 14px;
  color: var(--ink);
  font-weight: 500;
}

.case-detail-meta p {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(24, 16, 40, 0.75);
  margin-bottom: 32px;
}

.cd-highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.cd-highlights span {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: rgba(24, 16, 40, 0.8);
  padding-left: 0;
}

.cd-highlights span::before {
  content: "◆";
  color: var(--warm);
  font-size: 8px;
  margin-top: 5px;
  flex-shrink: 0;
}

.cd-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.cd-links a {
  padding: 10px 18px;
  border: 1px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 100px;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cd-links a:hover {
  background: var(--ink);
  color: var(--accent);
}

.cd-links a::after {
  content: "→";
  font-size: 14px;
}

/* ---------- OTHER WEB ---------- */
.other-web {
  padding: 140px 0;
  background: var(--ink);
  color: var(--ivory);
}

.other-web-head {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.other-web-head h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
  margin-bottom: 16px;
}

.other-web-head p {
  color: rgba(244, 241, 249, 0.6);
  max-width: 600px;
}

.web-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(244, 241, 249, 0.1);
  border: 1px solid rgba(244, 241, 249, 0.1);
}

.web-item {
  padding: 32px;
  background: var(--ink);
  text-decoration: none;
  color: var(--ivory);
  transition: background 0.3s;
  display: block;
}

.web-item:hover {
  background: #1a242d;
}

.web-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 20px;
  display: block;
}

.web-item h3 {
  font-family: 'Fraunces', serif;
  font-size: 24px;
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 12px;
}

.web-item p {
  color: rgba(244, 241, 249, 0.6);
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 20px;
}

.web-url {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(244, 241, 249, 0.5);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.web-url::after {
  content: "↗";
  color: var(--accent);
}

/* ========================================
   ABOUT PAGE
   ======================================== */
.manifesto {
  padding: 140px 0;
  background: var(--ivory);
  border-bottom: 1px solid rgba(24, 16, 40, 0.08);
}

.manifesto-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}

.manifesto-grid > span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(24, 16, 40, 0.5);
  margin-bottom: 48px;
  display: block;
}

.manifesto-line {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin-bottom: 32px;
  max-width: 1000px;
}

.manifesto-line em {
  color: var(--warm);
  font-style: italic;
}

.manifesto-line:nth-child(even) {
  padding-left: 10%;
}

/* ---------- STORY ---------- */
.story {
  padding: 120px 0;
  border-bottom: 1px solid rgba(24, 16, 40, 0.08);
}

.story-head {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.story-head h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
  margin-bottom: 16px;
}

.story-head p {
  color: rgba(24, 16, 40, 0.6);
  max-width: 600px;
}

.story-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2px;
  background: rgba(24, 16, 40, 0.1);
  border: 1px solid rgba(24, 16, 40, 0.1);
}

.story-year {
  background: var(--ivory);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background 0.3s;
  min-height: 220px;
}

.story-year:hover {
  background: #ebe7dc;
}

.story-year-now {
  background: var(--ink);
  color: var(--ivory);
}

.story-year-now:hover {
  background: #1a242d;
}

.year-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--warm);
}

.story-year-now .year-num {
  color: var(--accent);
}

.year-title {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  line-height: 1.2;
  font-weight: 400;
  margin-top: auto;
}

.story-year p {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(24, 16, 40, 0.65);
  margin-top: 4px;
}

.story-year-now p {
  color: rgba(244, 241, 249, 0.7);
}

/* ---------- LEADERS ---------- */
.leaders {
  padding: 140px 0;
  background: #ebe7dc;
  border-bottom: 1px solid rgba(24, 16, 40, 0.08);
}

.leaders-head {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.leaders-head h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
  margin-bottom: 16px;
}

.leaders-head p {
  color: rgba(24, 16, 40, 0.6);
  max-width: 600px;
}

.leaders-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.leader-card {
  padding: 40px;
  background: var(--ivory);
  border-radius: 16px;
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.leader-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.leader-info {
  flex: 1;
}

.leader-info h3 {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 4px;
}

.leader-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--warm);
  margin-bottom: 20px;
  display: block;
}

.leader-info p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(24, 16, 40, 0.7);
  margin-bottom: 20px;
}

.leader-contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 20px;
  border-top: 1px solid rgba(24, 16, 40, 0.1);
}

.leader-contact a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink);
  text-decoration: none;
  transition: color 0.3s;
}

.leader-contact a:hover {
  color: var(--warm);
}

/* ---------- VALUES ---------- */
.values {
  padding: 120px 0;
  border-bottom: 1px solid rgba(24, 16, 40, 0.08);
}

.values-head {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.values-head h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
}

.values-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.value-item {
  padding-top: 24px;
  border-top: 1px solid var(--ink);
}

.value-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--warm);
  margin-bottom: 20px;
  display: block;
}

.value-item h3 {
  font-family: 'Fraunces', serif;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 400;
  margin-bottom: 12px;
}

.value-item p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(24, 16, 40, 0.7);
}

/* ---------- NUMBERS ---------- */
.numbers {
  padding: 120px 0;
  background: var(--ink);
  color: var(--ivory);
}

.numbers-head {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
}

.numbers-head h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  font-weight: 400;
}

.numbers-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2px;
  background: rgba(244, 241, 249, 0.1);
  border: 1px solid rgba(244, 241, 249, 0.1);
}

.num-item {
  background: var(--ink);
  padding: 40px 24px;
  text-align: center;
  transition: background 0.3s;
}

.num-item:hover {
  background: #1a242d;
}

.num-big {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  color: var(--accent);
  font-weight: 400;
  margin-bottom: 12px;
  display: block;
}

.num-big span {
  color: var(--warm);
}

.num-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(244, 241, 249, 0.5);
}

/* ========================================
   CONTACT PAGE
   ======================================== */
.contact-section {
  padding: 120px 0;
  border-bottom: 1px solid rgba(24, 16, 40, 0.08);
}

.contact-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 100px;
  align-items: start;
}

.contact-left {
  position: sticky;
  top: 120px;
}

.contact-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin-bottom: 24px;
}

.contact-title em {
  font-style: italic;
  color: var(--warm);
}

.contact-lead {
  font-size: 17px;
  line-height: 1.6;
  color: rgba(24, 16, 40, 0.7);
  margin-bottom: 48px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(24, 16, 40, 0.1);
}

.ch-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ch-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(24, 16, 40, 0.5);
}

.ch-value {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  line-height: 1.2;
  color: var(--ink);
  text-decoration: none;
  transition: color 0.3s;
  font-weight: 400;
}

.ch-value:hover {
  color: var(--warm);
}

.contact-assurance {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.assure-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
  color: rgba(24, 16, 40, 0.75);
  line-height: 1.5;
}

.assure-item::before {
  content: "✓";
  color: var(--warm);
  font-weight: 600;
  flex-shrink: 0;
}

/* ---------- CONTACT FORM ---------- */
.contact-right {
  background: var(--ivory);
  padding: 0;
}

.contact-form {
  background: var(--ivory);
  border: 1px solid rgba(24, 16, 40, 0.12);
  border-radius: 16px;
  padding: 48px;
}

.form-head {
  padding-bottom: 32px;
  margin-bottom: 32px;
  border-bottom: 1px solid rgba(24, 16, 40, 0.1);
}

.form-head h3 {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 8px;
}

.form-head p {
  font-size: 14px;
  color: rgba(24, 16, 40, 0.6);
}

.form-section {
  margin-bottom: 32px;
}

.form-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(24, 16, 40, 0.6);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-label .num {
  color: var(--warm);
  font-weight: 500;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(24, 16, 40, 0.15);
  border-radius: 8px;
  background: #fafaf5;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  color: var(--ink);
  transition: all 0.3s;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--warm);
  background: var(--ivory);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(24, 16, 40, 0.3);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
  font-family: 'Inter', sans-serif;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  padding: 10px 16px;
  background: transparent;
  border: 1px solid rgba(24, 16, 40, 0.15);
  border-radius: 100px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.25s;
  color: var(--ink);
}

.chip:hover {
  border-color: var(--ink);
}

.chip.selected {
  background: var(--ink);
  color: var(--accent);
  border-color: var(--ink);
}

.form-footer {
  padding-top: 32px;
  border-top: 1px solid rgba(24, 16, 40, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.form-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: rgba(24, 16, 40, 0.6);
  min-height: 20px;
}

.form-status.success {
  color: #10b981;
}

.form-status.error {
  color: #ef4444;
}

.form-note {
  font-size: 12px;
  color: rgba(24, 16, 40, 0.5);
  margin-top: 16px;
  width: 100%;
  padding-top: 16px;
  border-top: 1px dashed rgba(24, 16, 40, 0.1);
}

/* ---------- ALT CTA ---------- */
.alt-cta {
  padding: 120px 0;
  background: #ebe7dc;
}

.alt-cta-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}

.alt-cta-inner h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin-bottom: 20px;
}

.alt-cta-inner h2 em {
  font-style: italic;
  color: var(--warm);
}

.alt-cta-inner p {
  font-size: 16px;
  color: rgba(24, 16, 40, 0.7);
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .page-hero {
    padding: 130px 0 80px;
  }

  .svc-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .svc-left {
    position: static;
  }

  .engage-grid,
  .ai-do-grid,
  .web-grid,
  .uc-grid {
    grid-template-columns: 1fr 1fr;
  }

  .case-detail-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .case-detail-inner.reverse {
    direction: ltr;
  }

  .principles-list {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .story-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .numbers-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .leaders-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .contact-left {
    position: static;
  }

  .arch-box.obs {
    min-width: 280px;
  }

  .ai-hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .ai-hero-stats .stat {
    padding: 0;
  }
}

@media (max-width: 640px) {
  .page-hero {
    padding: 110px 0 64px;
  }

  .page-title {
    font-size: 44px;
  }

  .page-lead {
    font-size: 16px;
  }

  .page-meta {
    gap: 16px;
  }

  .service-detail,
  .case-detail,
  .engagement,
  .faq-section,
  .ai-demo-section,
  .ai-do,
  .ai-arch,
  .ai-cases,
  .ai-principles,
  .manifesto,
  .story,
  .leaders,
  .values,
  .numbers,
  .other-web,
  .contact-section,
  .alt-cta {
    padding: 70px 0;
  }

  .svc-grid,
  .arch-diagram,
  .demo-terminal,
  .contact-grid {
    padding: 0 20px;
  }

  .engage-grid,
  .ai-do-grid,
  .web-grid,
  .uc-grid,
  .values-grid {
    grid-template-columns: 1fr;
  }

  .story-grid,
  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .engage-card,
  .ai-do-card,
  .web-item,
  .leader-card {
    padding: 32px 24px;
  }

  .contact-form {
    padding: 32px 24px;
  }

  .form-row-2 {
    grid-template-columns: 1fr;
  }

  .cd-big-letter {
    font-size: 180px;
  }

  .manifesto-line {
    font-size: 24px;
  }

  .manifesto-line:nth-child(even) {
    padding-left: 0;
  }

  .arch-box,
  .arch-box.orch,
  .arch-box.obs {
    min-width: 100%;
    width: 100%;
  }

  .arch-arrow {
    transform: rotate(90deg);
  }

  .leader-card {
    flex-direction: column;
    gap: 20px;
  }

  .cd-facts {
    grid-template-columns: 1fr;
  }

  .ai-hero-stats {
    grid-template-columns: 1fr 1fr;
  }

  .faq-q {
    font-size: 18px;
    padding: 22px 0;
  }
}

/* ========================================
   BLOG / JOURNAL
======================================== */

.blog-grid {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter) 120px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 36px 32px;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}

@media (hover: hover) {
  .blog-card:hover {
    transform: translateY(-8px);
    border-color: rgba(66, 0, 152, 0.35);
    box-shadow: 0 24px 60px rgba(24, 16, 40, 0.12);
  }
  .blog-card:hover .blog-card-read span {
    transform: translateX(6px);
  }
}

.blog-card-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.blog-card-cat {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--warm);
  border: 1px solid rgba(66, 0, 152, 0.3);
  border-radius: 100px;
  padding: 6px 14px;
}

.blog-card-date {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--muted);
}

.blog-card h3 {
  font-family: var(--font-display);
  font-size: clamp(22px, 2vw, 26px);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}

.blog-card h3 em {
  font-style: italic;
  color: var(--warm);
}

.blog-card p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 28px;
}

.blog-card-read {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink);
}

.blog-card-read span {
  display: inline-block;
  transition: transform 0.3s ease;
}

.blog-card-time {
  color: var(--muted);
}

.blog-card.hidden {
  display: none;
}

/* ---------- ARTICLE PAGE ---------- */

.post-hero {
  padding: 180px var(--gutter) 64px;
  max-width: 880px;
  margin: 0 auto;
}

.post-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 28px;
}

.post-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.post-title em {
  font-style: italic;
  color: var(--warm);
}

.post-lead {
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.7;
  color: var(--muted);
  margin-top: 28px;
  max-width: 720px;
}

.post-body {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 var(--gutter) 96px;
}

.post-body > * {
  max-width: 720px;
}

.post-body h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 2.6vw, 34px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 64px 0 20px;
}

.post-body h2 em {
  font-style: italic;
  color: var(--warm);
}

.post-body h3 {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.9vw, 24px);
  font-weight: 500;
  margin: 44px 0 14px;
}

.post-body p {
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-2);
  margin-bottom: 20px;
}

.post-body ul,
.post-body ol {
  margin: 0 0 24px 22px;
}

.post-body li {
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink-2);
  margin-bottom: 10px;
}

.post-body li strong,
.post-body p strong {
  font-weight: 600;
  color: var(--ink);
}

.post-body a {
  color: var(--warm);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.post-body blockquote {
  border-left: 3px solid var(--warm);
  padding: 8px 0 8px 28px;
  margin: 36px 0;
}

.post-body blockquote p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 21px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0;
}

.post-body pre {
  background: var(--ink);
  color: #d9d2ea;
  border-radius: 16px;
  padding: 24px 28px;
  margin: 28px 0 32px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.7;
}

.post-body pre code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

.post-body code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: rgba(66, 0, 152, 0.07);
  color: var(--warm);
  padding: 2px 7px;
  border-radius: 6px;
}

.post-divider {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.6em;
  color: var(--warm);
  opacity: 0.5;
  margin: 56px 0;
}

.post-cta {
  max-width: 720px;
  background: var(--ink);
  border-radius: 24px;
  padding: 48px 44px;
  margin-top: 72px;
}

.post-cta .eyebrow {
  color: var(--accent);
}

.post-cta h3 {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.4vw, 30px);
  font-weight: 500;
  color: var(--ivory);
  margin: 16px 0 12px;
}

.post-cta h3 em {
  font-style: italic;
  color: var(--accent);
}

.post-cta p {
  color: rgba(244, 241, 249, 0.65);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 28px;
}

.post-cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.post-cta-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  text-decoration: none;
  border-radius: 100px;
  padding: 14px 26px;
  transition: all 0.3s ease;
}

.post-cta-links a.primary {
  background: var(--accent);
  color: var(--ink);
}

.post-cta-links a.primary:hover {
  background: var(--ivory);
}

.post-cta-links a.ghost {
  border: 1px solid rgba(244, 241, 249, 0.3);
  color: var(--ivory);
}

.post-cta-links a.ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.post-back {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-decoration: none;
  margin-top: 56px;
  transition: color 0.3s ease;
}

.post-back:hover {
  color: var(--warm);
}

@media (max-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
    padding-bottom: 80px;
  }

  .post-hero {
    padding-top: 140px;
  }

  .post-cta {
    padding: 36px 28px;
  }
}