/* ============================================================
   Fashion AI Workflow — UI Kit Styles
   ============================================================ */

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg-base);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
}

/* ---------------- Header ---------------- */
.hdr {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  background: var(--bg-base);
  border-bottom: 1px solid var(--border);
}
.hdr-left { display: flex; align-items: center; gap: 10px; }
.hdr-mark {
  width: 26px; height: 26px; border-radius: 6px;
  display: inline-flex; align-items: center; justify-content: center;
}
.hdr-name { font-weight: 800; color: #fff; font-size: 14px; letter-spacing: -0.01em; }
.hdr-sub  { font-family: var(--font-mono); font-size: 9px; color: var(--text-muted); letter-spacing: 0.16em; text-transform: uppercase; }
.hdr-nav  { display: flex; gap: 6px; }
.nav-btn {
  width: 36px; height: 30px; border-radius: 7px;
  background: transparent; border: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em;
  color: var(--text-dim); cursor: pointer; transition: all var(--dur-fast) var(--ease-out);
}
.nav-btn:hover { color: #fff; border-color: var(--border-strong); }

/* ---------------- Layout ---------------- */
.app { min-height: 100vh; }
.content {
  max-width: var(--content-max); margin: 0 auto;
  padding: 32px 24px 96px;
}

/* ---------------- Phase Header ---------------- */
.phase-head { margin-bottom: 24px; }
.phase-tag {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  margin-bottom: 12px;
}
.phase-h1 {
  font-family: var(--font-sans); font-size: 24px; font-weight: 800;
  color: #fff; margin: 0 0 8px; line-height: 1.2; letter-spacing: -0.01em;
}
.phase-sub {
  font-size: 14px; color: var(--text-dim); line-height: 1.6;
  margin: 0; max-width: 640px;
}

/* ---------------- Module ---------------- */
.module {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid #fff;
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 14px;
}
.module-title {
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.18em; text-transform: uppercase;
  margin-bottom: 12px;
}

/* ---------------- Field ---------------- */
.field { display: block; margin-bottom: 10px; }
.field-label {
  display: block;
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 6px;
}
.field-input {
  width: 100%;
  background: var(--bg-input); color: var(--text-main);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 9px 12px;
  font-family: var(--font-sans); font-size: 13px;
  outline: none; transition: border-color var(--dur-fast) var(--ease-out);
}
.field-input::placeholder { color: var(--text-faint); }
.field-input:focus { border-color: var(--border-focus); }

/* ---------------- Chip ---------------- */
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  border-radius: 999px;
  padding: 4px 12px;
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-dim); background: transparent;
  cursor: pointer; transition: all var(--dur-fast) var(--ease-out);
}
.chip:hover { color: #fff; border-color: var(--border-strong); }

/* ---------------- Loading dots ---------------- */
.loading-block { display: flex; align-items: center; gap: 10px; padding: 4px 0; }
.dots { display: flex; gap: 6px; }
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50%      { transform: scale(1.4); opacity: 1;   }
}
.loading-label {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-muted);
}

/* ---------------- Copy Button ---------------- */
.copy-btn {
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 6px;
  border: 1px solid var(--border); color: var(--text-muted);
  background: transparent; cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
}
.copy-btn:hover { color: #fff; border-color: var(--border-strong); }
.copy-done {
  color: var(--status-success);
  border-color: rgba(110,231,183,0.5);
  background: rgba(110,231,183,0.12);
}

/* ---------------- Prompt Block ---------------- */
.pb {
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-left: 3px solid #fff;
  border-radius: 8px;
  padding: 13px 15px;
  margin-bottom: 12px;
}
.pb-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
}
.pb-label {
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.18em; text-transform: uppercase;
}
.pb-body {
  font-family: var(--font-sans); font-size: 12.5px;
  color: var(--text-dim); line-height: 1.65;
  white-space: pre-wrap;
}
.pb-empty {
  font-family: var(--font-sans); font-size: 12.5px;
  color: var(--text-faint); font-style: italic;
}

/* ---------------- Info / QC / Warning Box ---------------- */
.ibox {
  border-radius: 8px; border: 1px solid var(--border);
  padding: 11px 14px; margin-bottom: 12px;
  font-size: 12.5px; color: #cbd5e1; line-height: 1.6;
}
.ibox-label {
  display: block;
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.16em; text-transform: uppercase;
  margin-bottom: 4px;
}
.qc-list { list-style: none; padding: 0; margin: 4px 0 0; }
.qc-list li { padding: 2px 0; }
.qc-list li::before { content: "☐ "; color: var(--phase-04); font-family: var(--font-mono); }

/* ---------------- Action Bar ---------------- */
.action-bar {
  display: grid; gap: 8px;
  margin-top: 18px;
}
.action-btn {
  height: 42px; border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent; color: var(--text-dim);
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase;
  cursor: pointer; transition: all var(--dur-fast) var(--ease-out);
}
.action-btn:hover:not(:disabled) { color: #fff; border-color: var(--border-strong); filter: brightness(1.15); }
.action-btn:disabled { cursor: not-allowed; }

/* ---------------- Primary CTA ---------------- */
.cta-primary {
  width: 100%; height: 48px; border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent; color: var(--text-faint);
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  cursor: pointer; transition: all var(--dur-fast) var(--ease-out);
  border-style: dashed;
  margin-top: 14px;
}
.cta-primary:not(:disabled) { border-style: solid; cursor: pointer; }
.cta-primary:disabled { cursor: not-allowed; }

/* ---------------- Phase 03 specific ---------------- */
.hf-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
  margin-top: 6px;
}
.hf-cell { background: var(--bg-base); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.hf-lbl  { font-family: var(--font-mono); font-size: 8px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 4px; }
.hf-val  { font-family: var(--font-sans); font-size: 12px; color: var(--text-dim); }

.grid-2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  margin-bottom: 14px;
}
.cfg-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; padding: 11px 13px;
}
.cfg-lbl { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 4px; }
.cfg-val { font-family: var(--font-sans); font-size: 12px; color: var(--text-dim); }

/* ---------------- Phase 05 specific ---------------- */
.meas-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
  margin-top: 12px;
}
.meas-cell {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; padding: 9px 11px;
  display: flex; flex-direction: column; gap: 4px;
}
.meas-lbl { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted); }
.meas-in {
  background: transparent; border: none; outline: none; padding: 2px 0;
  font-family: var(--font-mono); font-size: 13px; color: var(--text-main);
}

.svg-preview {
  background: #fff; border-radius: 12px; padding: 10px 14px 14px;
  margin-top: 18px; border: 1px solid var(--border);
}
.svg-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px; padding-top: 4px;
}
.svg-title {
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--phase-05);
}
.svg-dl {
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 4px 12px; border-radius: 6px;
  border: 1px solid rgba(248,113,113,0.45);
  color: var(--phase-05); background: rgba(248,113,113,0.10);
  cursor: pointer; transition: all var(--dur-fast) var(--ease-out);
}
.svg-dl:hover { background: rgba(248,113,113,0.18); }
.svg-stage { width: 100%; }
.pattern-svg { width: 100%; height: auto; display: block; }

.legend {
  display: flex; gap: 16px; flex-wrap: wrap;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 14px; margin-top: 12px;
}
.legend-item {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-dim);
}
.lg-key {
  display: inline-block; width: 24px;
}

/* ---------------- Phase 06 — 16-grid + route cards ---------------- */
.grid16 {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px;
  background: rgba(255,255,255,0.07);
  border-radius: 6px; padding: 2px; margin-top: 4px;
  aspect-ratio: 1 / 1; max-width: 360px;
}
.g16-cell {
  background: var(--bg-base);
  border-radius: 3px;
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex; align-items: flex-end; justify-content: flex-start;
  padding: 4px;
  cursor: pointer; transition: background var(--dur-fast) var(--ease-out);
}
.g16-cell:hover { background: var(--bg-elevated); }
.g16-num {
  font-family: var(--font-mono); font-size: 8px;
  letter-spacing: 0.1em; color: #475569;
}
.g16-hint {
  font-family: var(--font-mono); font-size: 9px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted);
  margin-top: 10px;
}

.route-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px;
  text-align: left; cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  display: flex; flex-direction: column; gap: 8px;
  font-family: var(--font-sans);
}
.route-card:hover { border-color: var(--border-strong); }
.rc-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.rc-name { font-size: 17px; font-weight: 800; color: #fff; line-height: 1.2; }
.rc-tag  { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; white-space: nowrap; }
.rc-meta { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted); }
.rc-pros { display: flex; flex-direction: column; gap: 9px; margin-top: 6px; }
.rc-row { display: flex; gap: 10px; font-size: 12px; line-height: 1.45; align-items: flex-start; }
.rc-row b { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted); font-weight: 400; min-width: 70px; flex-shrink: 0; padding-top: 2px; }
.rc-row span { color: var(--text-dim); flex: 1; }

/* ---------------- Responsive ---------------- */
@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
  .hf-grid { grid-template-columns: 1fr 1fr; }
  .meas-grid { grid-template-columns: 1fr 1fr; }
  .hdr { padding: 0 14px; }
  .hdr-sub { display: none; }
  .content { padding: 20px 14px 64px; }
}