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

:root {
  --bg:          #F5F0EB;
  --bg-card:     #FFFFFF;
  --bg-warm:     #EFE6D6;
  --bg-warm2:    #E8DDD0;
  --border:      #D5CECC;
  --border-mid:  #A8A3AC;
  --border-soft: rgba(74,58,127,0.15);
  --text:        #0D0C0B;
  --text-dim:    #4A4C48;
  --text-muted:  #8A8785;
  --primary:     #4A3A7F;
  --primary-lt:  #6B5CA8;
  --primary-dim: rgba(74,58,127,0.09);
  --green:       #1D5B1A;
  --green-dim:   rgba(29,91,26,0.08);
  --blue:        #1A5A66;
  --blue-dim:    rgba(26,90,102,0.08);
  --red:         #8B3A3A;
  --serif: 'Lora', Georgia, serif;
  --sans:  system-ui, -apple-system, sans-serif;
  --mono:  'JetBrains Mono', 'Courier New', monospace;
  --radius: 14px;
  --radius-sm: 8px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

::selection { background: var(--primary); color: #fff; }

h1, h2, h3 { font-family: var(--serif); font-weight: 700; }
h4, h5     { font-family: var(--serif); font-weight: 600; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ══════════════════════════════════════
   NAV
══════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(245,240,235,0.93);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
nav .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -0.3px;
  flex-shrink: 0;
}
.logo span { color: var(--text-muted); }

.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
  font-size: 0.875rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.25s;
}
.nav-links a:hover { color: var(--primary); }
.nav-cta {
  font-size: 0.875rem !important;
  color: var(--primary) !important;
  border: 1px solid var(--border-soft) !important;
  padding: 6px 16px;
  border-radius: 6px;
  background: var(--primary-dim);
  transition: all 0.25s !important;
}
.nav-cta:hover {
  background: rgba(74,58,127,0.14) !important;
  border-color: rgba(74,58,127,0.35) !important;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ─── Language switcher ─── */
.lang-switcher {
  position: relative;
  flex-shrink: 0;
}
.lang-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 126px;
  height: 36px;
  padding: 0 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text);
  background: var(--bg-warm);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.lang-trigger:hover,
.lang-switcher.open .lang-trigger {
  background: var(--bg-card);
  border-color: var(--border-mid);
  box-shadow: 0 8px 24px rgba(64,48,32,0.08);
}
.lang-trigger-flag {
  font-size: 1rem;
  line-height: 1;
}
.lang-trigger-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.lang-trigger-caret {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 0.8rem;
  transform: translateY(-1px);
}
.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  display: none;
  width: 220px;
  max-height: min(158px, calc(100vh - 88px));
  overflow-y: auto;
  padding: 6px;
  background: rgba(255,252,248,0.98);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 18px 45px rgba(64,48,32,0.16);
  z-index: 120;
}
.lang-switcher.open .lang-menu {
  display: block;
}
.lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  color: var(--text);
  background: transparent;
  border: none;
  border-radius: 9px;
  cursor: pointer;
  text-align: left;
  transition: background 0.18s, color 0.18s;
}
.lang-option:hover,
.lang-option.active {
  background: var(--primary-dim);
  color: var(--primary);
}
.lang-option-flag {
  width: 22px;
  font-size: 1.05rem;
  line-height: 1;
  text-align: center;
}
.lang-option-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.lang-option-label {
  font-size: 0.82rem;
  font-weight: 650;
}
.lang-option-native {
  font-size: 0.68rem;
  color: var(--text-muted);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-dim);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ══════════════════════════════════════
   HERO
══════════════════════════════════════ */
.hero {
  padding-top: 80px;
  padding-bottom: 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 60px;
  align-items: center;
}
.hero-content { display: flex; flex-direction: column; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--primary);
  background: var(--primary-dim);
  border: 1px solid rgba(74,58,127,0.22);
  padding: 6px 14px;
  border-radius: 24px;
  margin-bottom: 28px;
  width: fit-content;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  animation: fadeUp 0.7s ease both;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  line-height: 1.06;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
  animation: fadeUp 0.7s ease 0.12s both;
}
.hero h1 .highlight { color: var(--red); }

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-dim);
  max-width: 460px;
  line-height: 1.75;
  margin-bottom: 36px;
  animation: fadeUp 0.7s ease 0.24s both;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  animation: fadeUp 0.7s ease 0.36s both;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  animation: fadeUp 0.7s ease 0.48s both;
}
.htag {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  background: var(--bg-card);
  padding: 4px 10px;
  border-radius: 4px;
}

/* ─── Buttons ─── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s;
}
.btn-primary:hover {
  background: var(--primary-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(74,58,127,0.28);
}
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s;
}
.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-dim);
  transform: translateY(-2px);
}

/* ─── Terminal ─── */
.terminal-preview {
  background: #1C1B18;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: left;
  animation: fadeUp 0.7s ease 0.2s both;
  box-shadow: 0 28px 70px rgba(0,0,0,0.18);
}
.terminal-header {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 16px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.terminal-dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal-dot.r { background: #FF5F56; }
.terminal-dot.y { background: #FFBD2E; }
.terminal-dot.g { background: #27C93F; }
.terminal-title {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: rgba(255,255,255,0.25);
  margin-left: 6px;
  flex: 1;
}
.terminal-status {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: #7EE787;
  display: flex;
  align-items: center;
  gap: 5px;
}
.status-dot {
  width: 5px; height: 5px;
  background: #27C93F;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.terminal-body {
  padding: 18px 22px 16px;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.95;
  color: rgba(255,255,255,0.4);
  min-height: 260px;
}
.t-line { display: block; opacity: 0; }
.t-empty { height: 0.5em; opacity: 1; }
.t-line.visible { opacity: 1; }

.terminal-body .comment   { color: rgba(255,255,255,0.2); }
.terminal-body .flag      { color: #79C0FF; }
.terminal-body .str       { color: #FFA657; }
.terminal-body .accent-ok { color: #7EE787; font-weight: 600; }
.terminal-body .ok        { color: #7EE787; }
.terminal-body .err       { color: #FF7B7B; }
.terminal-body .dim       { color: rgba(255,255,255,0.22); }

.t-cursor {
  display: inline-block;
  color: #7EE787;
  animation: blink 1.1s step-end infinite;
  opacity: 0;
}
.t-cursor.visible { opacity: 1; }

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

/* ══════════════════════════════════════
   SECTION BASE
══════════════════════════════════════ */
section { padding: 100px 0; }

.section-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}
.section-label {
  font-family: var(--mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--primary);
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
  line-height: 1.12;
}
.section-desc {
  font-size: 1rem;
  color: var(--text-dim);
  max-width: 520px;
  margin-bottom: 52px;
  line-height: 1.75;
}

/* ══════════════════════════════════════
   PROBLEM
══════════════════════════════════════ */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.pain-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 22px;
  transition: all 0.25s;
}
.pain-card:hover {
  border-color: rgba(74,58,127,0.3);
  box-shadow: 0 8px 24px rgba(74,58,127,0.07);
  transform: translateY(-3px);
}
.pain-icon { font-size: 1.6rem; margin-bottom: 14px; }
.pain-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}
.pain-card p { font-size: 0.82rem; color: var(--text-dim); line-height: 1.65; }

/* ══════════════════════════════════════
   PRODUCTS
══════════════════════════════════════ */
.products { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 38px 32px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.product-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s;
  border-radius: var(--radius) var(--radius) 0 0;
}
.ai-card::after { background: var(--blue); }
.product-card:hover {
  border-color: rgba(74,58,127,0.3);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(74,58,127,0.1);
}
.product-card:hover::after { transform: scaleX(1); }

.product-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}
.product-icon {
  width: 46px; height: 46px;
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
}
.product-icon svg { color: var(--primary); }
.product-icon.infra { background: var(--primary-dim); border: 1px solid rgba(74,58,127,0.15); }
.product-icon.ai    { background: var(--blue-dim);    border: 1px solid rgba(26,90,102,0.15); }
.product-icon.ai svg { color: var(--blue); }

.product-badge {
  font-family: var(--mono);
  font-size: 0.6rem;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 1px solid;
}
.infra-badge { background: var(--green-dim); color: var(--green); border-color: rgba(29,91,26,0.2); }
.ai-badge    { background: var(--blue-dim);  color: var(--blue);  border-color: rgba(26,90,102,0.2); }

.product-card h3 { font-size: 1.25rem; margin-bottom: 12px; }
.product-card > p { color: var(--text-dim); font-size: 0.9rem; line-height: 1.7; margin-bottom: 24px; }

.feature-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 9px;
  flex: 1;
  margin-bottom: 28px;
}
.feature-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.83rem; color: var(--text-dim); line-height: 1.5;
}
.feature-list li::before         { content: '→'; color: var(--primary); font-weight: 700; flex-shrink: 0; }
.ai-card .feature-list li::before { color: var(--blue); }

.product-footer {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto;
}
.tech-pill {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  background: var(--bg);
  padding: 4px 9px;
  border-radius: 4px;
}

/* ══════════════════════════════════════
   HOW IT WORKS
══════════════════════════════════════ */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 20px;
}
.flow-step {
  background: var(--bg-card);
  padding: 34px 20px;
  text-align: center;
  border-right: 1px solid var(--border);
  transition: background 0.25s;
}
.flow-step:last-child { border-right: none; }
.flow-step:hover { background: var(--bg-warm); }

.step-num {
  font-family: var(--mono);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  opacity: 0.15;
  margin-bottom: 8px;
}
.step-icon { font-size: 1.4rem; margin-bottom: 12px; }
.flow-step h4 { font-family: var(--sans); font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; }
.flow-step p  { font-size: 0.78rem; color: var(--text-dim); line-height: 1.6; }

.flow-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--primary-dim);
  border: 1px solid rgba(74,58,127,0.18);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
}
.flow-note-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
.flow-note p { font-size: 0.83rem; color: var(--text-dim); line-height: 1.65; margin: 0; }

/* ══════════════════════════════════════
   TECH STACK
══════════════════════════════════════ */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.stack-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  transition: all 0.25s;
}
.stack-item:hover {
  border-color: rgba(74,58,127,0.25);
  box-shadow: 0 4px 16px rgba(74,58,127,0.06);
}
.stack-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  flex-shrink: 0;
  letter-spacing: -0.5px;
}
.vault-icon   { background: rgba(255,236,100,0.15); color: #7A6300; border: 1px solid rgba(200,170,0,0.2); }
.whisper-icon { background: var(--green-dim);       color: var(--green); border: 1px solid rgba(29,91,26,0.2); }
.setfit-icon  { background: var(--primary-dim);     color: var(--primary); border: 1px solid rgba(74,58,127,0.2); }
.n8n-icon     { background: rgba(234,100,72,0.1);   color: #B03A20; border: 1px solid rgba(200,80,50,0.2); font-size: 0.58rem; }
.fastapi-icon { background: var(--blue-dim);        color: var(--blue); border: 1px solid rgba(26,90,102,0.2); }
.redis-icon   { background: rgba(139,58,58,0.1);    color: var(--red); border: 1px solid rgba(139,58,58,0.2); }
.pg-icon      { background: rgba(26,74,120,0.1);    color: #1A4A78; border: 1px solid rgba(26,74,120,0.2); }
.docker-icon  { background: var(--blue-dim);        color: var(--blue); border: 1px solid rgba(26,90,102,0.2); }

.stack-info h5 { font-size: 0.84rem; font-weight: 600; margin-bottom: 5px; letter-spacing: -0.2px; }
.stack-info p  { font-size: 0.74rem; color: var(--text-dim); line-height: 1.5; }

/* ══════════════════════════════════════
   FOR WHOM / ICP
══════════════════════════════════════ */
.icp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 36px;
}
.icp-card {
  background: var(--bg-card);
  padding: 44px 28px;
  text-align: center;
  border-right: 1px solid var(--border);
}
.icp-card:last-child { border-right: none; }
.icp-num {
  font-family: var(--serif);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.icp-label { font-size: 0.84rem; color: var(--text-dim); }

.icp-usecases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.usecase {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.25s;
}
.usecase:hover {
  border-color: rgba(74,58,127,0.3);
  box-shadow: 0 6px 20px rgba(74,58,127,0.07);
}
.usecase-role {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--primary);
  background: var(--primary-dim);
  border: 1px solid rgba(74,58,127,0.2);
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
}
.usecase p { font-size: 0.84rem; color: var(--text-dim); line-height: 1.7; }

/* ══════════════════════════════════════
   ARCHITECTURE
══════════════════════════════════════ */
.integration-card {
  background: var(--bg-warm);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 52px 44px;
  text-align: center;
}
.integration-label {
  font-family: var(--mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--primary);
  margin-bottom: 14px;
}
.integration-card h3 { font-size: 1.65rem; margin-bottom: 14px; }
.integration-card > p {
  color: var(--text-dim);
  max-width: 460px;
  margin: 0 auto 40px;
  line-height: 1.7;
  font-size: 0.95rem;
}

.arch-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.arch-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.arch-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  min-width: 110px;
  transition: all 0.25s;
}
.arch-node:hover { border-color: rgba(74,58,127,0.4); }
.arch-node.active {
  border-color: var(--primary);
  background: var(--bg-card);
  box-shadow: 0 2px 12px rgba(74,58,127,0.12);
}
.arch-node-icon  { font-size: 1.2rem; margin-bottom: 6px; }
.arch-node-name  { font-family: var(--mono); font-size: 0.68rem; color: var(--text); font-weight: 600; margin-bottom: 3px; }
.arch-node-sub   { font-family: var(--mono); font-size: 0.58rem; color: var(--text-muted); }
.arch-node.active .arch-node-name  { color: var(--primary); }
.infra-node { border-color: rgba(74,58,127,0.25); }
.rag-node   { border-color: rgba(26,90,102,0.25); }

.arch-arrow { font-family: var(--mono); font-size: 1rem; color: var(--text-muted); flex-shrink: 0; }

.arch-split {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  justify-content: center;
}
.arch-branch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.arch-branch-label {
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ══════════════════════════════════════
   ROADMAP
══════════════════════════════════════ */
.roadmap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.roadmap-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.25s;
}
.roadmap-item:hover {
  border-color: rgba(74,58,127,0.35);
  box-shadow: 0 8px 24px rgba(74,58,127,0.08);
}
.done-item     { border-color: rgba(29,91,26,0.2); }
.progress-item { border-color: rgba(26,90,102,0.2); }

.roadmap-phase {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.progress-item .roadmap-phase { color: var(--blue); }
.done-item .roadmap-phase     { color: var(--green); }

.roadmap-item h4 { font-family: var(--sans); font-size: 0.97rem; font-weight: 600; margin-bottom: 8px; }
.roadmap-item p  { font-size: 0.81rem; color: var(--text-dim); line-height: 1.65; }

.roadmap-tag {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 0.6rem;
  padding: 3px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 1px solid;
}
.tag-done     { background: var(--green-dim); color: var(--green); border-color: rgba(29,91,26,0.2); }
.tag-progress { background: var(--blue-dim);  color: var(--blue);  border-color: rgba(26,90,102,0.2); }
.tag-planned  { background: var(--primary-dim); color: var(--primary); border-color: rgba(74,58,127,0.2); }

/* ══════════════════════════════════════
   CTA / CONTACT
══════════════════════════════════════ */
.cta-section { text-align: center; padding: 100px 0 120px; }
.cta-inner   { max-width: 580px; margin: 0 auto; }

.cta-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--primary);
  margin-bottom: 20px;
}
.cta-section h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin-bottom: 18px;
  letter-spacing: -0.5px;
  line-height: 1.1;
}
.cta-section .cta-inner > p {
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 40px;
}
.contact-options {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.cta-fine {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ══════════════════════════════════════
   FOOTER
══════════════════════════════════════ */
footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
}
footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.footer-left { display: flex; flex-direction: column; gap: 6px; }
.footer-logo { font-size: 1rem; }
.footer-copy { font-size: 0.74rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 24px; align-items: center; }
.footer-links a {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.25s;
}
.footer-links a:hover { color: var(--primary); }

/* ══════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.8); }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.22,1,0.36,1),
              transform 0.65s cubic-bezier(0.22,1,0.36,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 1024px) {
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .pain-grid  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .hero-inner   { grid-template-columns: 1fr; gap: 44px; }
  .hero h1      { font-size: clamp(2.2rem, 8vw, 3.2rem); }
  .hero-sub     { max-width: 100%; }
  .products     { grid-template-columns: 1fr; }
  .flow-steps   { grid-template-columns: 1fr 1fr; }
  .roadmap-grid { grid-template-columns: 1fr 1fr; }
  .icp-grid     { grid-template-columns: 1fr; }
  .icp-usecases { grid-template-columns: 1fr; }
  .arch-split   { flex-direction: column; align-items: center; }
  .integration-card { padding: 36px 24px; }
  .icp-card     { border-right: none; border-bottom: 1px solid var(--border); }
  .icp-card:last-child { border-bottom: none; }
}

@media (max-width: 768px) {
  .nav-links  { display: none; }
  .nav-burger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: rgba(245,240,235,0.98);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 20px;
    z-index: 99;
  }
  .nav-links.open a { font-size: 1rem; }
  .stack-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 540px) {
  .nav-right { gap: 10px; }
  .lang-trigger { min-width: 104px; padding: 0 8px; }
  .lang-trigger-label { max-width: 62px; }
  .lang-menu { width: min(220px, calc(100vw - 32px)); }
  .flow-steps   { grid-template-columns: 1fr; }
  .pain-grid    { grid-template-columns: 1fr; }
  .roadmap-grid { grid-template-columns: 1fr; }
  .stack-grid   { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
  .contact-options { flex-direction: column; align-items: center; }
  footer .container { flex-direction: column; align-items: flex-start; gap: 20px; }
  section { padding: 70px 0; }
  .arch-row   { flex-direction: column; }
  .arch-arrow { transform: rotate(90deg); }
  .flow-step  { border-right: none; border-bottom: 1px solid var(--border); }
  .flow-step:last-child { border-bottom: none; }
  .product-card { padding: 28px 20px; }
}