/* ============================================================
   Docs ONEQ · Components
   Buttons · Nav · Cards · Hero · Sections · ChatBubble · Forms
   ============================================================ */

/* ---------- Layout helpers ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--gutter); }
.container-wide { max-width: var(--container-wide); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding-block: var(--section-y); position: relative; }
.section-tight { padding-block: clamp(48px, 6vw, 80px); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: var(--t-overline); font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--brand);
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.eyebrow.on-dark { color: var(--brand-soft); }
.eyebrow.on-dark .dot { background: var(--accent); }

.heading-display { font-size: var(--t-display-1); font-weight: 800; line-height: 1.04; letter-spacing: -0.03em; margin: 0; }
.heading-1 { font-size: var(--t-h1); font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; margin: 0; }
.heading-2 { font-size: var(--t-h2); font-weight: 800; line-height: 1.15; letter-spacing: -0.015em; margin: 0; }
.heading-3 { font-size: var(--t-h3); font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; margin: 0; }
.lead { font-size: var(--t-body-lg); line-height: 1.6; color: var(--ink-4); }
.muted { color: var(--ink-5); }
.mono { font-family: var(--font-mono); }

.grad-text {
  background: var(--grad-brand);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.grad-text.accent {
  background: var(--grad-accent);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 18px;
  font-size: 14px; font-weight: 700; letter-spacing: -0.005em;
  border-radius: var(--r-pill); white-space: nowrap;
  transition: transform var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out),
              background var(--dur) var(--ease-out),
              color var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out);
  border: 1px solid transparent;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn .arrow { transition: transform var(--dur) var(--ease-out); }
.btn:hover .arrow { transform: translateX(3px); }
.btn-lg { height: 52px; padding: 0 24px; font-size: 15px; }
.btn-sm { height: 36px; padding: 0 14px; font-size: 13px; }

.btn-primary {
  background: var(--brand); color: white;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { background: var(--brand-2); box-shadow: var(--shadow-glow); }

.btn-accent {
  background: var(--accent); color: white;
  box-shadow: var(--shadow-md);
}
.btn-accent:hover { background: var(--accent-2); box-shadow: var(--shadow-accent); }

.btn-ghost {
  background: var(--ink-10); color: var(--ink-1);
  border-color: var(--ink-9);
}
.btn-ghost:hover { background: var(--paper); border-color: var(--ink-8); box-shadow: var(--shadow-sm); }

.btn-outline {
  background: transparent; color: var(--ink-1);
  border-color: var(--ink-8);
}
.btn-outline:hover { border-color: var(--brand); color: var(--brand); }

.btn-on-dark {
  background: rgba(255,255,255,0.12); color: white;
  border-color: rgba(255,255,255,0.22);
  backdrop-filter: blur(8px);
}
.btn-on-dark:hover { background: rgba(255,255,255,0.18); }

.btn-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: var(--r-pill);
  background: var(--ink-10); color: var(--ink-3);
  transition: all var(--dur) var(--ease-out);
}
.btn-icon:hover { background: var(--brand-wash); color: var(--brand); }

/* ---------- Chips / Badges ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--r-pill);
  font-size: 12px; font-weight: 600;
  background: var(--ink-10); color: var(--ink-3);
  border: 1px solid var(--ink-9);
  transition: all var(--dur) var(--ease-out);
}
.chip .ico { font-size: 14px; }
.chip.active, .chip:hover {
  background: var(--brand-wash);
  color: var(--brand); border-color: rgba(31, 45, 140, 0.15);
}
.chip.accent { background: var(--accent-soft); color: var(--accent); border-color: rgba(49, 130, 246, 0.2); }
.chip.dot { padding-left: 10px; }
.chip.dot::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
}
.chip-on-dark {
  background: rgba(255,255,255,0.08);
  color: white; border-color: rgba(255,255,255,0.15);
}
.chip-on-dark:hover { background: rgba(255,255,255,0.14); color: white; }

/* ---------- Cards ---------- */
.card {
  background: var(--paper);
  border: 1px solid var(--ink-9);
  border-radius: var(--r-xl);
  padding: 28px;
  transition: transform var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out);
}
.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(31, 45, 140, 0.18);
}
.card-flat { background: var(--ink-10); border-color: var(--ink-9); }
.card-dark { background: var(--brand-ink); color: white; border-color: rgba(255,255,255,0.08); }
.card-feature {
  position: relative; overflow: hidden;
}
.card-feature::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(120% 100% at 0% 0%, rgba(31, 45, 140, 0.06), transparent 50%);
  pointer-events: none;
  opacity: 0; transition: opacity var(--dur) var(--ease-out);
}
.card-feature:hover::before { opacity: 1; }

/* ---------- Top Nav ---------- */
.topnav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--ink-9);
}
.topnav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 24px;
}
.topnav .brand-mark {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 17px; letter-spacing: -0.015em;
  color: var(--ink-0);
}
.brand-mark .glyph {
  width: 32px; height: 32px;
  background: transparent;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  flex-shrink: 0;
}
.brand-mark .glyph img {
  width: 100%; height: 100%;
  object-fit: contain;
  border-radius: 8px;
  display: block;
}
.brand-mark .name { font-weight: 800; }
.brand-mark .name em { color: var(--brand); font-style: normal; }

.topnav-menu { display: flex; align-items: center; gap: 4px; }
.topnav-menu a {
  padding: 8px 14px; border-radius: var(--r-pill);
  font-size: 14px; font-weight: 600; color: var(--ink-3);
  transition: all var(--dur) var(--ease-out);
  display: inline-flex; align-items: center; gap: 6px;
}
.topnav-menu a:hover { background: var(--ink-10); color: var(--ink-0); }
.topnav-menu a.has-sub::after {
  content: "▾"; font-size: 8px; color: var(--ink-5);
}
.topnav-cta { display: flex; align-items: center; gap: 8px; }

.lang-toggle {
  display: inline-flex; padding: 4px; border-radius: var(--r-pill);
  background: var(--ink-10); border: 1px solid var(--ink-9);
}
.lang-toggle button {
  padding: 6px 12px; border-radius: var(--r-pill);
  font-size: 12px; font-weight: 700; color: var(--ink-5);
  transition: all var(--dur) var(--ease-out);
}
.lang-toggle button.active { background: var(--paper); color: var(--ink-0); box-shadow: var(--shadow-xs); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--paper);
  padding-top: clamp(56px, 6vw, 96px);
  padding-bottom: clamp(56px, 6vw, 96px);
}
.hero-mesh {
  position: absolute; inset: 0; pointer-events: none;
  background: var(--grad-mesh);
  opacity: 0.9;
}
.hero-grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.4;
  background-image:
    linear-gradient(to right, rgba(31, 45, 140, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(31, 45, 140, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black, transparent);
}
.hero-inner { position: relative; z-index: 1; }

/* ---------- Section Header ---------- */
.section-header { max-width: 760px; margin: 0 auto clamp(40px, 5vw, 64px); text-align: center; }
.section-header .heading-2 { margin-top: 14px; }
.section-header .lead { margin-top: 16px; }
.section-header.left { text-align: left; margin-left: 0; margin-right: 0; }

/* ---------- Bento Grid ---------- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}
.bento-cell { grid-column: span 4; min-height: 220px; }
.bento-cell.wide { grid-column: span 8; }
.bento-cell.full { grid-column: span 12; }
.bento-cell.half { grid-column: span 6; }
@media (max-width: 920px) {
  .bento-cell, .bento-cell.wide, .bento-cell.half { grid-column: span 12; }
}

/* ---------- Chat Bubble (workspace-grade) ---------- */
.chat-bubble {
  display: flex;
  margin-bottom: 14px;
}
.chat-bubble.user { justify-content: flex-end; padding-left: 64px; }
.chat-bubble.agent { padding-right: 64px; }
.chat-bubble.user .body {
  max-width: 82%;
  background: var(--ink-10);
  border: 1px solid var(--ink-9);
  border-radius: 22px 22px 6px 22px;
  padding: 14px 18px;
  font-size: 15px; font-weight: 500;
  color: var(--ink-1);
  box-shadow: var(--shadow-xs);
}
.chat-bubble.agent .body {
  width: 100%;
  background: var(--paper);
  border: 1px solid var(--ink-9);
  border-radius: 22px 22px 22px 6px;
  padding: 20px 22px;
  box-shadow: var(--shadow-md);
}

/* Step rows (scanning/thinking/editing) */
.chat-steps { display: flex; flex-direction: column; gap: 8px; margin: 10px 0 14px; }
.chat-step {
  display: flex; align-items: center; gap: 10px;
  font-size: 13.5px; font-weight: 500;
}
.chat-step .ico {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; flex-shrink: 0;
  color: var(--ink-7);
}
.chat-step.active .ico { color: var(--brand); animation: spin 1.2s linear infinite; }
.chat-step.done .ico { color: var(--success); }
.chat-step.active { color: var(--brand); }
.chat-step.done { color: var(--ink-2); }
.chat-step.pending { color: var(--ink-6); }
@keyframes spin { to { transform: rotate(360deg); } }

/* Result tag */
.result-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 11px; border-radius: var(--r-pill);
  font-size: 12px; font-weight: 700; border: 1px solid;
}
.result-tag.idle { background: var(--ink-10); color: var(--ink-5); border-color: var(--ink-9); }
.result-tag.success { background: rgba(22,163,74,0.08); color: var(--success); border-color: rgba(22,163,74,0.2); }
.result-tag.analysis { background: var(--brand-wash); color: var(--brand); border-color: rgba(31, 45, 140, 0.15); }
.result-tag.fail { background: rgba(226,61,61,0.08); color: var(--danger); border-color: rgba(226,61,61,0.2); }
.result-tag.warn { background: rgba(245,158,11,0.08); color: var(--warning); border-color: rgba(245,158,11,0.2); }

/* Accept/Reject */
.action-row { display: flex; gap: 12px; padding-top: 14px; border-top: 1px solid var(--ink-9); }
.action-row .btn { flex: 1; height: 44px; border-radius: var(--r-md); }

/* Reasoning block */
.reasoning {
  border: 1px solid var(--ink-9);
  background: var(--ink-10);
  border-radius: var(--r-md);
  padding: 12px 16px; font-size: 13px; color: var(--ink-4); line-height: 1.55;
}
.reasoning .label {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-5); font-weight: 700; margin-bottom: 6px;
}

/* ---------- Agent Mode Selector ---------- */
.agent-mode-bar {
  display: flex; flex-wrap: wrap; gap: 6px;
  padding: 8px; background: var(--ink-10);
  border: 1px solid var(--ink-9);
  border-radius: var(--r-pill);
}
.agent-mode-bar .pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: var(--r-pill);
  font-size: 13px; font-weight: 700; color: var(--ink-4);
  transition: all var(--dur) var(--ease-out);
  background: transparent;
}
.agent-mode-bar .pill:hover { color: var(--ink-1); background: rgba(255,255,255,0.6); }
.agent-mode-bar .pill.active {
  background: var(--paper); color: var(--brand);
  box-shadow: var(--shadow-sm);
}
.agent-mode-bar .pill .ico { font-size: 15px; }

/* ---------- Forms / Input ---------- */
.input {
  width: 100%; height: 48px; padding: 0 16px;
  background: var(--paper);
  border: 1px solid var(--ink-8);
  border-radius: var(--r-md);
  font-size: 15px; color: var(--ink-1);
  transition: all var(--dur) var(--ease-out);
}
.input:focus { outline: none; border-color: var(--brand-3); box-shadow: 0 0 0 4px rgba(85, 102, 197, 0.12); }
.input::placeholder { color: var(--ink-6); }
.label { display: block; font-size: 13px; font-weight: 700; color: var(--ink-2); margin-bottom: 8px; }

/* Chat composer */
.composer {
  position: relative;
  border: 1px solid var(--ink-8);
  border-radius: 22px;
  background: var(--paper);
  box-shadow: var(--shadow-md);
  padding: 14px 14px 12px;
  transition: border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.composer:focus-within { border-color: var(--brand-3); box-shadow: var(--shadow-glow); }
.composer textarea {
  width: 100%; min-height: 28px; max-height: 200px; resize: none;
  border: none; outline: none; background: transparent;
  font-size: 15.5px; line-height: 1.5; color: var(--ink-1);
}
.composer textarea::placeholder { color: var(--ink-5); }
.composer-actions { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.composer-actions .left { display: flex; align-items: center; gap: 6px; flex: 1; }
.composer-send {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--brand); color: white;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all var(--dur) var(--ease-out);
}
.composer-send:hover { background: var(--brand-2); transform: translateY(-1px); }
.composer-send:disabled { background: var(--ink-7); cursor: not-allowed; transform: none; }

/* ---------- Footer ---------- */
.footer {
  background: var(--brand-ink); color: rgba(255,255,255,0.78);
  padding-block: clamp(48px, 6vw, 80px) 32px;
}
.footer a { color: rgba(255,255,255,0.78); transition: color var(--dur) var(--ease-out); }
.footer a:hover { color: white; }
.footer .col-title {
  font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(255,255,255,0.5); font-weight: 700; margin-bottom: 14px;
}

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }

/* ---------- Misc ---------- */
.divider { height: 1px; background: var(--ink-9); border: 0; margin: 0; }
.kbd {
  display: inline-flex; align-items: center; padding: 2px 6px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  color: var(--ink-3); background: var(--paper);
  border: 1px solid var(--ink-8);
  border-radius: 5px;
  box-shadow: 0 1px 0 var(--ink-8);
}

.dot-led {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; color: var(--ink-4);
}
.dot-led::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(22,163,74,0.16);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }

.marquee {
  display: flex; overflow: hidden; mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.marquee-track {
  display: flex; gap: 56px; padding-right: 56px; flex-shrink: 0;
  animation: scroll 40s linear infinite;
}
@keyframes scroll { to { transform: translateX(-100%); } }