/* KLIK — Modular Pipe Configurator stylesheet
   Aesthetic: technical blueprint, deep navy, white/cyan line art */

:root {
  --bp-bg: #0a1a2e;
  --bp-bg-deep: #061322;
  --bp-bg-card: #0e2540;
  --bp-bg-card-2: #122d4d;
  --bp-line: #7fd4ff;
  --bp-line-dim: rgba(127, 212, 255, 0.35);
  --bp-line-faint: rgba(127, 212, 255, 0.12);
  --bp-text: #e8f4ff;
  --bp-text-dim: rgba(232, 244, 255, 0.62);
  --bp-text-faint: rgba(232, 244, 255, 0.38);
  --bp-accent: #ffb38a;
  --bp-accent-2: #7fd4ff;
  --bp-danger: #ff9650;
  --bp-mono: 'JetBrains Mono', ui-monospace, monospace;
  --bp-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 2px;
  --shadow: 0 1px 0 rgba(127,212,255,0.05), 0 8px 24px rgba(0,0,0,0.3);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bp-bg); color: var(--bp-text); font-family: var(--bp-sans); font-weight: 400; min-height: 100vh; }
body {
  background: radial-gradient(ellipse at top, #163359 0%, var(--bp-bg) 50%, var(--bp-bg-deep) 100%);
  background-attachment: fixed;
  position: relative;
}
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(to right, rgba(127,212,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(127,212,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}
button { font-family: inherit; cursor: pointer; }

/* ================================================================ */
/* APP SHELL                                                         */
/* ================================================================ */
.klik-app {
  position: relative; z-index: 1;
  min-height: 100vh;
  display: flex; flex-direction: column;
}
.klik-top {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 18px 32px;
  border-bottom: 1px solid var(--bp-line-faint);
  background: rgba(10, 26, 46, 0.85);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 50;
}
.klik-logo {
  display: inline-flex; align-items: center; gap: 10px;
  background: none; border: 0; color: var(--bp-text);
  padding: 6px 10px; border-radius: var(--radius);
  font-family: var(--bp-sans); text-decoration: none;
}
.klik-logo:hover { color: var(--bp-accent); }
.klik-logo-mark { color: var(--bp-line); display: inline-flex; }
.klik-logo-word { font-weight: 700; font-size: 22px; letter-spacing: 0.08em; }
.klik-logo-sys {
  font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint);
  padding: 2px 6px; border: 1px solid var(--bp-line-faint); border-radius: 2px; letter-spacing: 0.1em;
}
.klik-tabs {
  display: inline-flex; gap: 2px;
  border: 1px solid var(--bp-line-faint); padding: 4px;
  border-radius: var(--radius); background: rgba(6,19,34,0.5);
}
.klik-tab {
  background: none; border: 0; color: var(--bp-text-dim);
  padding: 8px 14px; border-radius: 1px;
  display: inline-flex; align-items: baseline; gap: 8px;
  font-family: var(--bp-sans); font-size: 13px; letter-spacing: 0.04em;
  transition: all 120ms ease; white-space: nowrap;
}
.klik-tab-n { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); letter-spacing: 0.1em; }
.klik-tab:hover { color: var(--bp-text); background: rgba(127,212,255,0.06); }
.klik-tab.is-active { background: var(--bp-line); color: var(--bp-bg-deep); }
.klik-tab.is-active .klik-tab-n { color: var(--bp-bg-deep); opacity: 0.7; }
.klik-top-right { justify-self: end; }
.klik-doc-meta {
  font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint);
  letter-spacing: 0.12em; display: inline-flex; align-items: center; gap: 8px;
}
.klik-doc-dot { width: 3px; height: 3px; background: var(--bp-line); border-radius: 50%; opacity: 0.6; }
.klik-main { flex: 1; padding: 32px; max-width: 1640px; margin: 0 auto; width: 100%; }

.klik-foot {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  padding: 16px 32px; border-top: 1px solid var(--bp-line-faint);
  background: rgba(6, 19, 34, 0.7);
  position: sticky; bottom: 0; z-index: 40; backdrop-filter: blur(8px);
}
.klik-foot-nav {
  background: none; border: 1px solid var(--bp-line-faint); color: var(--bp-text-dim);
  font-family: var(--bp-sans); font-size: 13px; padding: 8px 14px;
  border-radius: var(--radius); display: inline-flex; align-items: center;
  gap: 8px; justify-self: start; white-space: nowrap;
}
.klik-foot-nav-r { justify-self: end; }
.klik-foot-nav:hover:not(:disabled) { color: var(--bp-text); border-color: var(--bp-line); }
.klik-foot-nav:disabled { opacity: 0.3; cursor: default; }
.klik-foot-nav-n { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); letter-spacing: 0.1em; }
.klik-foot-progress { display: inline-flex; gap: 4px; }
.klik-foot-dot { width: 32px; height: 2px; background: var(--bp-line-faint); border-radius: 1px; }
.klik-foot-dot.is-past { background: var(--bp-line-dim); }
.klik-foot-dot.is-active { background: var(--bp-line); width: 48px; }

/* ================================================================ */
/* PAGE HEAD                                                         */
/* ================================================================ */
.klik-page { animation: klik-fade 280ms ease both; }
@keyframes klik-fade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.klik-pagehead { margin-bottom: 32px; max-width: 880px; }
.klik-pagehead-eyebrow { font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--bp-line); margin-bottom: 18px; }
.klik-pagehead-title { font-family: var(--bp-sans); font-weight: 600; font-size: 56px; letter-spacing: -0.02em; margin: 0 0 12px; line-height: 1.0; text-wrap: balance; }
.klik-pagehead-sub { font-family: var(--bp-sans); color: var(--bp-text-dim); font-size: 18px; line-height: 1.45; max-width: 720px; margin: 0 0 24px; text-wrap: pretty; }
.klik-pagehead-rule { height: 1px; background: linear-gradient(to right, var(--bp-line), transparent); }

/* ================================================================ */
/* COVER                                                             */
/* ================================================================ */
.klik-cover { padding: 0; }
.klik-cover-frame {
  border: 1px solid var(--bp-line-faint);
  background: radial-gradient(ellipse at center top, rgba(127,212,255,0.05), transparent 60%), var(--bp-bg-card);
  padding: 32px; position: relative; overflow: hidden;
}
.klik-cover-frame::before, .klik-cover-frame::after {
  content: ''; position: absolute; width: 18px; height: 18px; border: 1px solid var(--bp-line); pointer-events: none;
}
.klik-cover-frame::before { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.klik-cover-frame::after { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }
.klik-cover-top {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 24px; font-family: var(--bp-mono); font-size: 10px;
  letter-spacing: 0.16em; color: var(--bp-text-faint);
}
.klik-cover-eyebrow { color: var(--bp-line); display: inline-flex; align-items: center; gap: 8px; }
.klik-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--bp-line); box-shadow: 0 0 12px var(--bp-line); animation: klik-pulse 2s ease-in-out infinite; }
@keyframes klik-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.klik-cover-meta { display: inline-flex; gap: 18px; }
.klik-cover-hero {
  position: relative; margin: 0 0 36px;
  background: var(--bp-bg-deep); border: 1px solid var(--bp-line-faint);
  aspect-ratio: 16/9; overflow: hidden;
}
.klik-cover-hero img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; filter: brightness(0.95) contrast(1.05);
}
.klik-cover-hero-overlay { position: absolute; inset: 0; pointer-events: none; }
.klik-overlay-tag {
  position: absolute; display: flex; align-items: center; gap: 8px;
  font-family: var(--bp-mono); font-size: 9.5px; letter-spacing: 0.12em; color: var(--bp-line);
}
.klik-overlay-tag-tl { top: 16%; left: 6%; }
.klik-overlay-tag-tr { top: 14%; right: 6%; flex-direction: row-reverse; }
.klik-overlay-tag-bl { bottom: 10%; left: 18%; }
.klik-overlay-line { width: 48px; height: 1px; background: var(--bp-line); position: relative; }
.klik-overlay-line::before {
  content: ''; position: absolute; left: -3px; top: -2px;
  width: 5px; height: 5px; border: 1px solid var(--bp-line); border-radius: 50%;
}
.klik-overlay-line-r::before { left: auto; right: -3px; }
.klik-overlay-k { font-size: 8px; color: rgba(127,212,255,0.55); margin-bottom: 2px; }
.klik-overlay-v { color: var(--bp-text); }
.klik-cover-bottom { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 56px; align-items: end; }
.klik-wordmark {
  font-family: var(--bp-sans); font-weight: 700;
  font-size: clamp(96px, 14vw, 200px); line-height: 0.85; letter-spacing: -0.06em;
  margin: 0; color: var(--bp-text); display: flex; align-items: baseline;
}
.klik-wordmark span { display: inline-block; }
.klik-wm-i { color: var(--bp-line); }
.klik-tagline { font-family: var(--bp-mono); font-size: 16px; letter-spacing: 0.4em; color: var(--bp-line); margin-bottom: 20px; margin-top: -10px; padding-left: 6px; }
.klik-cover-blurb { font-size: 19px; line-height: 1.5; color: var(--bp-text-dim); max-width: 540px; margin: 0 0 28px; text-wrap: pretty; padding-left: 6px; }
.klik-cover-blurb strong { color: var(--bp-text); font-weight: 500; }
.klik-cover-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--bp-line-faint); padding-top: 20px; margin-left: 6px; }
.klik-stat { border-left: 1px solid var(--bp-line-faint); padding: 0 16px; }
.klik-stat:first-child { border-left: 0; padding-left: 0; }
.klik-stat-v { font-family: var(--bp-sans); font-weight: 600; font-size: 36px; color: var(--bp-line); letter-spacing: -0.02em; line-height: 1; }
.klik-stat-k { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.1em; color: var(--bp-text-faint); margin-top: 6px; line-height: 1.3; }

/* ================================================================ */
/* SYSTEM OVERVIEW                                                   */
/* ================================================================ */
.klik-sys-grid { display: flex; flex-direction: column; gap: 36px; }
.klik-sys-head { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 12px; border-bottom: 1px solid var(--bp-line-faint); margin-bottom: 16px; }
.klik-sys-head span:first-child { font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.2em; color: var(--bp-line); }
.klik-sys-count { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); letter-spacing: 0.1em; }
.klik-sys-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.klik-sys-row-4 { grid-template-columns: repeat(4, 1fr); }
.klik-sys-card { border: 1px solid var(--bp-line-faint); background: var(--bp-bg-card); padding: 16px; transition: border-color 160ms ease, transform 160ms ease; }
.klik-sys-card:hover { border-color: var(--bp-line-dim); transform: translateY(-2px); }
.klik-sys-svg { height: 140px; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; background: rgba(6,19,34,0.4); border: 1px dashed var(--bp-line-faint); }
.klik-sys-id { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--bp-line); }
.klik-sys-name { font-size: 18px; font-weight: 500; margin: 2px 0 4px; }
.klik-sys-meta { font-family: var(--bp-mono); font-size: 11px; color: var(--bp-text-faint); }
.klik-sys-math {
  margin-top: 40px; padding: 24px 28px;
  border: 1px solid var(--bp-line-faint); background: rgba(6,19,34,0.5);
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 14px 18px;
  font-family: var(--bp-sans); row-gap: 18px;
}
.klik-sys-math-eq { font-size: 22px; color: var(--bp-text-dim); white-space: nowrap; }
.klik-sys-math-eq.klik-sys-math-result { color: var(--bp-line); font-weight: 500; }
.klik-sys-math-n { font-weight: 600; color: var(--bp-text); font-size: 30px; margin-right: 6px; }
.klik-sys-math-result .klik-sys-math-n { color: var(--bp-line); }
.klik-sys-math-op { color: var(--bp-text-faint); font-family: var(--bp-mono); font-size: 22px; }
.klik-sys-math-aside { flex-basis: 100%; font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.1em; color: var(--bp-text-faint); padding-top: 6px; border-top: 1px dashed var(--bp-line-faint); }

/* ================================================================ */
/* CONFIGURATOR                                                      */
/* ================================================================ */
.klik-build-page { padding: 0; }
.klik-config { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr); gap: 32px; align-items: start; }
.klik-preview-pane {
  position: sticky; top: 80px;
  border: 1px solid var(--bp-line-faint);
  background: linear-gradient(to bottom, rgba(127,212,255,0.04), transparent), var(--bp-bg-card);
  padding: 20px; min-height: 540px; display: flex; flex-direction: column;
}
.klik-preview-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.klik-preview-eyebrow { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--bp-line); }
.klik-preview-id { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--bp-text-faint); padding: 4px 8px; border: 1px solid var(--bp-line-faint); }
.klik-preview-stage {
  flex: 1; background: var(--bp-bg-deep); border: 1px dashed var(--bp-line-faint);
  display: flex; align-items: center; justify-content: center;
  padding: 40px 24px; min-height: 320px; position: relative; overflow: hidden;
}
.klik-preview-stage > svg { max-height: 100%; }
.klik-preview-stage::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(to right, rgba(127,212,255,0.05) 1px, transparent 1px), linear-gradient(to bottom, rgba(127,212,255,0.05) 1px, transparent 1px);
  background-size: 24px 24px; pointer-events: none;
}
.klik-segment { animation: klik-snap 360ms cubic-bezier(0.2, 0.9, 0.3, 1.2) both; }
@keyframes klik-snap {
  0% { transform: translateX(-6px) translateY(10px); opacity: 0; }
  60% { transform: translateX(2px) translateY(-2px); opacity: 1; }
  100% { transform: none; opacity: 1; }
}
.klik-preview-foot { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 16px; border-top: 1px solid var(--bp-line-faint); padding-top: 16px; }
.klik-foot-col { border-left: 1px solid var(--bp-line-faint); padding: 0 16px; }
.klik-foot-col:first-child { border-left: 0; padding-left: 0; }
.klik-foot-label { font-family: var(--bp-mono); font-size: 9.5px; letter-spacing: 0.16em; color: var(--bp-text-faint); }
.klik-foot-val { font-family: var(--bp-sans); font-weight: 600; font-size: 26px; color: var(--bp-text); margin-top: 4px; line-height: 1.1; }
.klik-foot-unit { font-size: 14px; font-weight: 400; color: var(--bp-text-dim); margin-left: 2px; }
.klik-foot-sub { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); letter-spacing: 0.08em; margin-top: 2px; }
.klik-foot-price .klik-foot-val { color: var(--bp-line); }
.klik-steps-pane { display: flex; flex-direction: column; gap: 24px; }
.klik-steps-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.klik-steps-eyebrow { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--bp-line); margin-bottom: 6px; }
.klik-steps-title { font-family: var(--bp-sans); font-weight: 600; font-size: 32px; letter-spacing: -0.02em; margin: 0; }
.klik-reset { font-family: var(--bp-mono); font-size: 11px; color: var(--bp-text-dim); background: none; border: 1px solid var(--bp-line-faint); padding: 6px 10px; white-space: nowrap; flex-shrink: 0; }
.klik-reset:hover { color: var(--bp-line); border-color: var(--bp-line); }
.klik-step { border-top: 1px solid var(--bp-line-faint); padding-top: 20px; }
.klik-step-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 16px; }
.klik-step-num { font-family: var(--bp-mono); font-size: 12px; letter-spacing: 0.16em; color: var(--bp-line); padding: 4px 8px; border: 1px solid var(--bp-line); }
.klik-step-title { font-family: var(--bp-sans); font-weight: 600; font-size: 22px; margin: 0; letter-spacing: -0.01em; }
.klik-step-sub { font-family: var(--bp-mono); font-size: 11px; color: var(--bp-text-faint); letter-spacing: 0.06em; margin-top: 2px; }
.klik-opts { display: grid; gap: 8px; }
.klik-opts-3 { grid-template-columns: repeat(3, 1fr); }
.klik-opts-4 { grid-template-columns: repeat(4, 1fr); }
.klik-opts-compact { gap: 6px; }
.klik-opt {
  background: var(--bp-bg-card); border: 1px solid var(--bp-line-faint);
  padding: 10px; text-align: left; color: var(--bp-text);
  position: relative; transition: all 140ms ease; border-radius: var(--radius);
}
.klik-opt:hover { border-color: var(--bp-line-dim); background: var(--bp-bg-card-2); }
.klik-opt.is-active { background: var(--bp-bg-card-2); box-shadow: 0 0 0 1px var(--bp-line) inset; }
.klik-opt-tick { position: absolute; top: -3px; right: -3px; width: 8px; height: 8px; border-radius: 50%; }
.klik-opt-thumb { height: 80px; background: rgba(6,19,34,0.4); display: flex; align-items: center; justify-content: center; margin-bottom: 8px; border: 1px dashed var(--bp-line-faint); }
.klik-tube-thumb { height: 36px; background: rgba(6,19,34,0.3); display: flex; align-items: center; justify-content: center; margin-bottom: 6px; }
.klik-opt-name { font-family: var(--bp-sans); font-weight: 500; font-size: 14px; color: var(--bp-text); }
.klik-opt-meta { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.08em; color: var(--bp-text-faint); margin-top: 2px; }
.klik-opt-name-sm { font-family: var(--bp-mono); font-size: 11px; color: var(--bp-text); letter-spacing: 0.06em; }
.klik-opt-meta-sm { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); margin-top: 2px; }
.klik-mat-row { margin-top: 14px; display: flex; align-items: center; gap: 16px; }
.klik-mat-label { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--bp-text-faint); min-width: 110px; }
.klik-mat-swatches { display: inline-flex; gap: 6px; }
.klik-swatch {
  width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--bp-line-faint);
  padding: 0; position: relative; cursor: pointer; transition: transform 140ms ease, border-color 140ms ease;
}
.klik-swatch:hover { transform: scale(1.06); border-color: var(--bp-line-dim); }
.klik-swatch.is-active { border-color: var(--bp-line); box-shadow: 0 0 0 2px var(--bp-bg) inset, 0 0 0 3px var(--bp-line); }
.klik-swatch-tick { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.klik-swatch-tick::after { content: '✓'; color: white; font-size: 14px; text-shadow: 0 1px 2px rgba(0,0,0,0.6); }
.klik-tube-slot { margin-bottom: 14px; padding: 12px; border: 1px dashed var(--bp-line-faint); background: rgba(6,19,34,0.3); }
.klik-tube-slot-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.klik-tube-slot-num { font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--bp-line); }
.klik-tube-remove { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); background: none; border: 0; }
.klik-tube-remove:hover { color: var(--bp-danger); }
.klik-add-tube {
  width: 100%; background: none; border: 1px dashed var(--bp-line-faint); color: var(--bp-text-dim);
  padding: 14px; font-family: var(--bp-mono); font-size: 12px; letter-spacing: 0.1em;
}
.klik-add-tube:hover { color: var(--bp-line); border-color: var(--bp-line); }
.klik-cta-row { display: flex; gap: 12px; margin-top: 8px; }
.klik-cta-primary {
  flex: 1; background: var(--bp-line); color: var(--bp-bg-deep); border: 0;
  padding: 18px 20px; font-family: var(--bp-mono); font-size: 13px; letter-spacing: 0.16em; font-weight: 600;
  display: inline-flex; align-items: center; justify-content: space-between;
  border-radius: var(--radius); transition: background 160ms ease;
}
.klik-cta-primary:hover { background: #a8e0ff; }
.klik-cta-arrow { font-size: 18px; }
.klik-cta-secondary { background: none; border: 1px solid var(--bp-line-faint); color: var(--bp-text-dim); padding: 0 20px; font-family: var(--bp-mono); font-size: 12px; letter-spacing: 0.16em; }
.klik-cta-secondary:hover { color: var(--bp-text); border-color: var(--bp-line); }
.klik-cta-note { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.1em; color: var(--bp-text-faint); }

/* ================================================================ */
/* CLICK SYSTEM                                                      */
/* ================================================================ */
.klik-click-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; margin-bottom: 32px; }
.klik-click-stage {
  border: 1px solid var(--bp-line-faint); background: var(--bp-bg-deep);
  padding: 16px; aspect-ratio: 7/5; position: relative;
}
.klik-click-stage::before {
  content: 'SECTION A-A · 5:1';
  position: absolute; top: 14px; left: 16px;
  font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--bp-line); opacity: 0.6;
}
.klik-click-stage::after {
  content: '⌀14 MAGNETIC JOINT';
  position: absolute; bottom: 14px; right: 16px;
  font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--bp-line); opacity: 0.6;
}
.klik-click-side { display: flex; flex-direction: column; gap: 18px; }
.klik-click-callout { display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; padding: 16px; border: 1px solid var(--bp-line-faint); background: var(--bp-bg-card); }
.klik-click-callout-n { font-family: var(--bp-mono); font-size: 16px; color: var(--bp-line); font-weight: 600; padding: 8px 0; text-align: center; border-right: 1px solid var(--bp-line-faint); }
.klik-click-callout-t { font-family: var(--bp-sans); font-weight: 600; font-size: 17px; margin-bottom: 4px; }
.klik-click-callout-d { font-family: var(--bp-sans); font-size: 13.5px; color: var(--bp-text-dim); line-height: 1.5; }
.klik-click-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.klik-stat-bar { padding: 16px 20px; border: 1px solid var(--bp-line-faint); background: var(--bp-bg-card); display: flex; flex-direction: column; gap: 6px; }
.klik-stat-bar-k { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--bp-text-faint); }
.klik-stat-bar-v { font-family: var(--bp-sans); font-weight: 600; font-size: 28px; color: var(--bp-line); letter-spacing: -0.01em; }

/* ================================================================ */
/* CATALOG                                                           */
/* ================================================================ */
.klik-cat-section { margin-bottom: 32px; }
.klik-cat-section-title { font-family: var(--bp-mono); font-size: 12px; letter-spacing: 0.2em; color: var(--bp-line); padding-bottom: 10px; border-bottom: 1px solid var(--bp-line-faint); margin: 0 0 16px; font-weight: 500; }
.klik-cat-grid { display: grid; gap: 16px; }
.klik-cat-grid-2 { grid-template-columns: repeat(2, 1fr); }
.klik-cat-grid-3 { grid-template-columns: repeat(3, 1fr); }
.klik-cat-card { border: 1px solid var(--bp-line-faint); background: var(--bp-bg-card); padding: 20px; position: relative; }
.klik-cat-card-svg { height: 200px; display: flex; align-items: center; justify-content: center; background: var(--bp-bg-deep); border: 1px dashed var(--bp-line-faint); margin-bottom: 14px; padding: 10px; }
.klik-cat-card-foot { display: flex; justify-content: space-between; align-items: end; gap: 16px; flex-wrap: wrap; }
.klik-cat-card-foot > div:first-child { min-width: 0; flex: 1; }
.klik-cat-id { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--bp-line); white-space: nowrap; }
.klik-cat-name { font-family: var(--bp-sans); font-weight: 500; font-size: 17px; margin-top: 2px; white-space: nowrap; }
.klik-cat-spec { display: flex; gap: 14px; font-family: var(--bp-mono); font-size: 11px; flex-shrink: 0; }
.klik-cat-spec > div { text-align: right; }
.klik-cat-spec span { color: var(--bp-text-faint); display: block; font-size: 9px; letter-spacing: 0.1em; white-space: nowrap; }
.klik-cat-spec b { color: var(--bp-text); font-weight: 500; font-size: 13px; white-space: nowrap; }
.klik-cat-flag { position: absolute; top: -1px; right: -1px; background: var(--bp-line); color: var(--bp-bg-deep); padding: 4px 10px; font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.12em; font-weight: 600; z-index: 2; }

/* ================================================================ */
/* MATERIALS                                                         */
/* ================================================================ */
.klik-mat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.klik-mat-card { border: 1px solid var(--bp-line-faint); background: var(--bp-bg-card); overflow: hidden; display: flex; flex-direction: column; }
.klik-mat-swatch-big { aspect-ratio: 4/3; position: relative; }
.klik-mat-tone-badge { position: absolute; top: 10px; left: 10px; font-family: var(--bp-mono); font-size: 9px; letter-spacing: 0.12em; color: rgba(0,0,0,0.65); background: rgba(255,255,255,0.75); padding: 3px 7px; text-transform: uppercase; backdrop-filter: blur(6px); }
.klik-mat-card-body { padding: 18px; flex: 1; display: flex; flex-direction: column; }
.klik-mat-card-id { font-family: var(--bp-mono); font-size: 9.5px; letter-spacing: 0.14em; color: var(--bp-line); }
.klik-mat-card-name { font-family: var(--bp-sans); font-weight: 600; font-size: 19px; margin: 4px 0 8px; letter-spacing: -0.01em; }
.klik-mat-card-story { font-size: 13px; line-height: 1.5; color: var(--bp-text-dim); margin: 0 0 16px; flex: 1; text-wrap: pretty; }
.klik-mat-card-rows { display: flex; flex-direction: column; gap: 10px; border-top: 1px solid var(--bp-line-faint); padding-top: 12px; }
.klik-mat-card-row { display: flex; flex-direction: column; gap: 3px; font-family: var(--bp-mono); font-size: 11px; }
.klik-mat-card-row span { color: var(--bp-text-faint); letter-spacing: 0.14em; font-size: 9.5px; }
.klik-mat-card-row b { color: var(--bp-text); font-weight: 400; font-size: 11.5px; }
.klik-mat-foot { margin-top: 32px; padding: 24px; border: 1px solid var(--bp-line-faint); background: rgba(6,19,34,0.5); display: flex; align-items: center; gap: 24px; }
.klik-mat-foot-eyebrow { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--bp-line); margin-bottom: 4px; }
.klik-mat-foot-title { font-family: var(--bp-sans); font-size: 18px; color: var(--bp-text); font-weight: 500; }
.klik-mat-foot-line { flex: 1; height: 1px; background: linear-gradient(to right, var(--bp-line), transparent); }

/* ================================================================ */
/* RESPONSIVE                                                        */
/* ================================================================ */
@media (max-width: 1180px) {
  .klik-config { grid-template-columns: 1fr; }
  .klik-preview-pane { position: static; }
  .klik-cover-bottom { grid-template-columns: 1fr; gap: 24px; }
  .klik-wordmark { font-size: 140px; }
  .klik-click-grid { grid-template-columns: 1fr; }
  .klik-mat-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 800px) {
  .klik-main { padding: 16px; }
  .klik-pagehead-title { font-size: 36px; }
  .klik-tabs { display: none; }
  .klik-cover-stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .klik-stat { border: 0; padding: 0; }
  .klik-mat-grid { grid-template-columns: repeat(2, 1fr); }
  .klik-click-stats { grid-template-columns: repeat(2, 1fr); }
  .klik-cat-grid-2, .klik-cat-grid-3 { grid-template-columns: 1fr; }
  .klik-sys-row, .klik-sys-row-4 { grid-template-columns: 1fr; }
}

/* ================================================================ */
/* AI RENDER PANEL                                                   */
/* ================================================================ */
.klik-render-panel {
  border: 1px solid var(--bp-line-faint);
  background: linear-gradient(to bottom, rgba(127,212,255,0.03), transparent), var(--bp-bg-card);
  padding: 24px;
}
.klik-render-header {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 16px;
  margin-bottom: 20px;
}
.klik-render-eyebrow {
  font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.18em;
  color: var(--bp-line); margin-bottom: 4px;
}
.klik-render-subtitle { font-size: 14px; color: var(--bp-text-dim); }
.klik-render-btn {
  background: var(--bp-bg-card-2); border: 1px solid var(--bp-line);
  color: var(--bp-line); font-family: var(--bp-mono); font-size: 12px;
  letter-spacing: 0.16em; font-weight: 600; padding: 12px 22px;
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap;
  transition: background 160ms ease, color 160ms ease;
  border-radius: var(--radius); cursor: pointer; flex-shrink: 0;
}
.klik-render-btn:hover:not(:disabled) { background: var(--bp-line); color: var(--bp-bg-deep); }
.klik-render-btn:disabled { opacity: 0.6; cursor: default; }
.klik-render-btn.is-loading { border-color: var(--bp-line-dim); color: var(--bp-text-dim); }
.klik-render-spinner {
  display: inline-block; width: 12px; height: 12px;
  border: 1.5px solid rgba(127,212,255,0.3); border-top-color: var(--bp-line);
  border-radius: 50%; animation: klik-spin 0.7s linear infinite;
}
@keyframes klik-spin { to { transform: rotate(360deg); } }
.klik-render-placeholder {
  border: 1px dashed var(--bp-line-faint); background: var(--bp-bg-deep);
  min-height: 220px; display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.klik-render-placeholder--loading { border-color: var(--bp-line-dim); }
.klik-render-ph-inner { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.klik-render-ph-label { font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.1em; color: var(--bp-text-faint); max-width: 360px; line-height: 1.5; }
.klik-render-pulse-ring {
  width: 48px; height: 48px; border-radius: 50%;
  border: 2px solid var(--bp-line-faint); border-top-color: var(--bp-line);
  animation: klik-spin 1.2s linear infinite;
}
.klik-render-result { display: flex; flex-direction: column; gap: 0; }
.klik-render-img { width: 100%; display: block; object-fit: cover; }
.klik-render-result-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px; background: rgba(6,19,34,0.6); border-top: 1px solid var(--bp-line-faint);
}
.klik-render-download { font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--bp-line); text-decoration: none; }
.klik-render-download:hover { text-decoration: underline; }
.klik-render-error { padding: 20px; border: 1px dashed rgba(255,150,80,0.3); background: rgba(255,150,80,0.04); }
.klik-render-error-label { font-family: var(--bp-mono); font-size: 12px; color: var(--bp-danger); margin-bottom: 12px; }
.klik-render-prompt-box { background: var(--bp-bg-deep); border: 1px solid var(--bp-line-faint); padding: 14px; }
.klik-render-prompt-label { font-family: var(--bp-mono); font-size: 9px; letter-spacing: 0.18em; color: var(--bp-text-faint); margin-bottom: 8px; }
.klik-render-prompt-text { font-family: var(--bp-mono); font-size: 11px; color: var(--bp-text-dim); line-height: 1.6; word-break: break-word; }

/* ================================================================ */
/* ADMIN PANEL                                                        */
/* ================================================================ */
.adm-login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at top, #163359 0%, var(--bp-bg) 50%, var(--bp-bg-deep) 100%);
}
.adm-login-box {
  width: 100%; max-width: 400px; padding: 48px 40px;
  border: 1px solid var(--bp-line-faint); background: var(--bp-bg-card);
  display: flex; flex-direction: column; gap: 28px;
}
.adm-login-logo { display: flex; align-items: center; gap: 12px; }
.adm-login-brand { font-weight: 700; font-size: 22px; letter-spacing: 0.08em; }
.adm-login-tag { font-family: var(--bp-mono); font-size: 9px; letter-spacing: 0.16em; color: var(--bp-text-faint); padding: 2px 6px; border: 1px solid var(--bp-line-faint); }
.adm-login-form { display: flex; flex-direction: column; gap: 12px; }
.adm-login-label { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--bp-text-faint); }
.adm-login-input {
  background: var(--bp-bg-deep); border: 1px solid var(--bp-line-faint); color: var(--bp-text);
  font-family: var(--bp-mono); font-size: 14px; padding: 12px 14px; width: 100%;
  outline: none; transition: border-color 160ms ease;
}
.adm-login-input:focus { border-color: var(--bp-line); }
.adm-login-input.is-error { border-color: var(--bp-danger); animation: adm-shake 0.3s ease; }
@keyframes adm-shake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-5px)} 75%{transform:translateX(5px)} }
.adm-login-err { font-family: var(--bp-mono); font-size: 11px; color: var(--bp-danger); }
.adm-login-btn {
  background: var(--bp-line); color: var(--bp-bg-deep); border: 0;
  font-family: var(--bp-mono); font-size: 13px; letter-spacing: 0.16em; font-weight: 600;
  padding: 14px; cursor: pointer; transition: background 160ms ease; margin-top: 4px;
}
.adm-login-btn:hover { background: #a8e0ff; }
.adm-login-hint { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); }
.adm-login-hint code { color: var(--bp-line); background: rgba(127,212,255,0.08); padding: 2px 6px; }

.adm-wrap { min-height: 100vh; display: flex; flex-direction: column; position: relative; z-index: 1; }
.adm-top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 32px; border-bottom: 1px solid var(--bp-line-faint);
  background: rgba(10,26,46,0.92); backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 50;
}
.adm-top-left { display: flex; align-items: center; gap: 24px; }
.adm-back { font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.1em; color: var(--bp-text-dim); text-decoration: none; }
.adm-back:hover { color: var(--bp-line); }
.adm-topbar-logo { display: flex; align-items: center; gap: 8px; }
.adm-topbar-brand { font-weight: 700; font-size: 17px; letter-spacing: 0.08em; }
.adm-topbar-tag { font-family: var(--bp-mono); font-size: 9px; letter-spacing: 0.14em; color: var(--bp-text-faint); padding: 2px 6px; border: 1px solid var(--bp-line-faint); }
.adm-top-right { display: flex; align-items: center; gap: 16px; }
.adm-doc-meta { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); letter-spacing: 0.12em; }
.adm-logout { font-size: 10px; padding: 6px 10px; }

.adm-main { flex: 1; max-width: 1200px; margin: 0 auto; width: 100%; padding: 40px 32px; display: flex; flex-direction: column; gap: 40px; }

.adm-page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; flex-wrap: wrap; }
.adm-page-eyebrow { font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.18em; color: var(--bp-line); margin-bottom: 10px; }
.adm-page-title { font-size: 48px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 10px; line-height: 1; }
.adm-page-sub { font-size: 16px; color: var(--bp-text-dim); margin: 0; line-height: 1.5; max-width: 560px; }
.adm-page-actions { display: flex; gap: 10px; align-items: center; flex-shrink: 0; padding-top: 10px; }

.adm-stats {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 18px 24px; border: 1px solid var(--bp-line-faint); background: rgba(6,19,34,0.5);
  font-family: var(--bp-sans);
}
.adm-stat-pill { display: flex; align-items: baseline; gap: 6px; }
.adm-stat-n { font-size: 28px; font-weight: 600; color: var(--bp-text); }
.adm-stat-pill--result .adm-stat-n { color: var(--bp-line); }
.adm-stat-k { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); letter-spacing: 0.1em; }
.adm-stat-op { font-family: var(--bp-mono); font-size: 18px; color: var(--bp-text-faint); }

.adm-section { display: flex; flex-direction: column; gap: 16px; }
.adm-section-head { display: flex; justify-content: space-between; align-items: center; padding-bottom: 12px; border-bottom: 1px solid var(--bp-line-faint); }
.adm-section-title { font-family: var(--bp-mono); font-size: 12px; letter-spacing: 0.2em; font-weight: 500; display: flex; align-items: baseline; gap: 8px; }
.adm-section-count { color: var(--bp-text-faint); font-size: 10px; }
.adm-cards { display: flex; flex-direction: column; gap: 10px; }
.adm-empty { font-family: var(--bp-mono); font-size: 11px; color: var(--bp-text-faint); padding: 20px; border: 1px dashed var(--bp-line-faint); text-align: center; letter-spacing: 0.1em; }

.adm-card {
  border: 1px solid var(--bp-line-faint); background: var(--bp-bg-card);
  transition: border-color 160ms ease;
}
.adm-card--dirty { border-color: var(--bp-line-dim); }
.adm-card--new { border-color: var(--accent, var(--bp-line)); }
.adm-card-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 18px; cursor: pointer; user-select: none;
  transition: background 120ms ease;
}
.adm-card-head:hover { background: rgba(127,212,255,0.03); }
.adm-card-head-left { display: flex; flex-direction: column; gap: 3px; }
.adm-card-id { font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.14em; }
.adm-card-name { font-size: 16px; font-weight: 500; }
.adm-card-head-right { display: flex; align-items: center; gap: 12px; }
.adm-dirty-badge { font-family: var(--bp-mono); font-size: 9px; letter-spacing: 0.16em; color: var(--bp-line); background: rgba(127,212,255,0.1); padding: 3px 8px; border: 1px solid var(--bp-line-dim); }
.adm-card-price { font-family: var(--bp-mono); font-size: 13px; color: var(--bp-text-dim); }
.adm-card-chevron { font-size: 10px; color: var(--bp-text-faint); }

.adm-card-body { border-top: 1px solid var(--bp-line-faint); padding: 20px; display: grid; grid-template-columns: 220px 1fr; grid-template-rows: auto auto; gap: 20px; }
.adm-card-preview { grid-row: 1/3; height: 160px; background: var(--bp-bg-deep); border: 1px dashed var(--bp-line-faint); display: flex; align-items: center; justify-content: center; padding: 12px; }
.adm-card-fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; align-content: start; }
.adm-card-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.adm-field { display: flex; flex-direction: column; gap: 5px; }
.adm-field-label { font-family: var(--bp-mono); font-size: 9px; letter-spacing: 0.16em; color: var(--bp-text-faint); text-transform: uppercase; }
.adm-field-input {
  background: var(--bp-bg-deep); border: 1px solid var(--bp-line-faint); color: var(--bp-text);
  font-family: var(--bp-mono); font-size: 13px; padding: 8px 10px;
  outline: none; width: 100%; transition: border-color 160ms ease;
}
.adm-field-input:focus { border-color: var(--bp-line); }
.adm-field-input--sm { max-width: 120px; }

/* Buttons */
.adm-btn {
  font-family: var(--bp-mono); font-size: 11px; letter-spacing: 0.14em; font-weight: 500;
  padding: 9px 16px; border-radius: var(--radius); cursor: pointer;
  white-space: nowrap; transition: all 140ms ease; border: 1px solid transparent;
}
.adm-btn--save { background: var(--bp-line); color: var(--bp-bg-deep); border-color: var(--bp-line); }
.adm-btn--save:hover { background: #a8e0ff; }
.adm-btn--ghost { background: none; border-color: var(--bp-line-faint); color: var(--bp-text-dim); }
.adm-btn--ghost:hover { border-color: var(--bp-line); color: var(--bp-text); }
.adm-btn--danger { background: none; border-color: rgba(255,150,80,0.3); color: var(--bp-danger); }
.adm-btn--danger:hover { background: rgba(255,150,80,0.08); border-color: var(--bp-danger); }
.adm-btn--add { background: rgba(127,212,255,0.06); border: 1px dashed var(--accent, var(--bp-line)); color: var(--accent, var(--bp-line)); font-size: 11px; }
.adm-btn--add:hover { background: rgba(127,212,255,0.12); }
.adm-btn--reset { background: none; border-color: var(--bp-line-faint); color: var(--bp-text-faint); }
.adm-btn--reset:hover { border-color: var(--bp-danger); color: var(--bp-danger); }
.adm-btn--publish { background: var(--bp-line); color: var(--bp-bg-deep); border-color: var(--bp-line); font-size: 12px; padding: 10px 20px; font-weight: 600; }
.adm-btn--publish:hover { background: #a8e0ff; }
.adm-btn--saved { background: #4caf8a; border-color: #4caf8a; color: white; }

.adm-footer { display: flex; align-items: center; gap: 16px; padding: 20px 0; border-top: 1px solid var(--bp-line-faint); flex-wrap: wrap; }
.adm-footer-note { font-family: var(--bp-mono); font-size: 10px; color: var(--bp-text-faint); letter-spacing: 0.06em; flex: 1; min-width: 200px; line-height: 1.5; }

@media (max-width: 900px) {
  .adm-card-body { grid-template-columns: 1fr; }
  .adm-card-preview { grid-row: auto; }
  .adm-main { padding: 20px 16px; }
  .adm-page-title { font-size: 32px; }
}

/* Admin link in topbar */
.klik-admin-link {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--bp-mono); font-size: 10px; letter-spacing: 0.16em;
  color: var(--bp-text-faint); text-decoration: none;
  padding: 5px 10px; border: 1px solid var(--bp-line-faint);
  transition: color 160ms ease, border-color 160ms ease;
}
.klik-admin-link:hover { color: var(--bp-line); border-color: rgba(127,212,255,0.4); }