/* ArtSeen — Warm editorial palette */
:root {
  --bg: #F9F6F1;
  --bg-alt: #F0EBE3;
  --fg: #1C1917;
  --fg-muted: #6B6459;
  --accent: #B5451B;
  --accent-light: #D4632E;
  --border: #D9D0C5;
  --card-bg: #FFFFFF;
  --tag-bg: #EDE7DC;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
.nav {
  padding: 28px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.brand-name {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.brand-tag {
  font-size: 12px;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  padding: 80px 48px 100px;
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.hero-headline em {
  color: var(--accent);
  font-style: italic;
}
.hero-sub {
  margin-top: 28px;
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 420px;
  line-height: 1.7;
}

/* Hero Visual - Art Frame */
.hero-visual {
  display: flex;
  justify-content: center;
}
.art-frame {
  width: 100%;
  max-width: 460px;
  position: relative;
}
.frame-border {
  position: absolute;
  inset: -16px;
  border: 2px solid var(--border);
  pointer-events: none;
}
.art-content {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 32px;
  box-shadow: 0 4px 24px rgba(28,25,23,0.06);
}
.art-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.art-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--fg-muted);
}
.art-icon {
  color: var(--accent);
  flex-shrink: 0;
}
.art-label {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  font-weight: 500;
}

/* Problem Section */
.problem {
  padding: 100px 48px;
  background: var(--fg);
  color: var(--bg);
}
.problem-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.problem-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-light);
  font-weight: 500;
  margin-bottom: 32px;
}
.problem-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 60px;
  color: var(--bg);
}
.problem-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.problem-col p {
  font-size: 16px;
  line-height: 1.75;
  color: #C8C0B4;
  margin-bottom: 20px;
}
.pain-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 8px;
}
.pain-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 15px;
  color: #C8C0B4;
}
.pain-mark {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-light);
  flex-shrink: 0;
  margin-top: 8px;
}

/* Solution Section */
.solution {
  padding: 100px 48px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.solution-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.solution-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 32px;
}
.solution-headline-group {
  max-width: 700px;
  margin-bottom: 60px;
}
.solution-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 20px;
}
.solution-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* Agent Window Visual */
.agent-window {
  background: #1A1917;
  border-radius: 12px;
  overflow: hidden;
  max-width: 600px;
  box-shadow: 0 8px 40px rgba(28,25,23,0.15);
}
.agent-header {
  background: #2C2A27;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.agent-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #FF5F57; }
.dot-yellow { background: #FFBD2E; }
.dot-green { background: #28CA41; }
.agent-title {
  margin-left: 12px;
  font-size: 12px;
  color: #7A7570;
}
.agent-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.agent-task {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 16px;
  background: #252320;
  border-radius: 8px;
}
.task-status {
  font-size: 10px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}
.task-status.active { background: #2D4A22; color: #6FCF5A; }
.task-status.done { background: #2A2D3E; color: #6B8CFF; }
.task-status.queued { background: #3A2D1E; color: #C9A84C; }
.task-text {
  font-size: 13px;
  color: #C8C0B4;
  line-height: 1.5;
}

/* Features Section */
.features {
  padding: 100px 48px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.features-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.features-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  font-weight: 500;
  margin-bottom: 24px;
}
.features-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.01em;
  margin-bottom: 60px;
  max-width: 600px;
}
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.feature-card {
  background: var(--card-bg);
  padding: 40px 36px;
}
.feature-icon-wrap {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}
.feature-title {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.feature-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* Closing Section */
.closing {
  padding: 100px 48px;
  background: var(--bg);
}
.closing-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.closing-quote blockquote {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(22px, 2.5vw, 30px);
  font-style: italic;
  color: var(--fg-muted);
  line-height: 1.5;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
}
.closing-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 600;
  color: var(--fg);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

/* Footer */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.footer-name {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
}
.footer-tag {
  font-size: 12px;
  color: var(--fg-muted);
}
.footer-note {
  font-size: 12px;
  color: var(--fg-muted);
}

/* Responsive */
@media (max-width: 900px) {
  .nav { padding: 20px 24px; }
  .hero { padding: 60px 24px 80px; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .art-frame { max-width: 340px; }
  .problem { padding: 80px 24px; }
  .problem-content { grid-template-columns: 1fr; }
  .solution { padding: 80px 24px; }
  .features { padding: 80px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .closing { padding: 80px 24px; }
  .closing-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 600px) {
  .art-grid { grid-template-columns: 1fr; }
  .brand-tag { display: none; }
  .footer-tag { display: none; }
}