@import url("./tokens.css");

/* =========================
   Palette Generator — Pro UI
   ========================= */

* { box-sizing: border-box; }

/* Don’t force fixed height on scroll pages */
html, body { min-height: 100%; }

/* Put the background on html so it always paints the full scroll area */
html {
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;            /* extra safety */
  background: transparent;      /* important: don’t double-paint */

  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.45;
}


/* Shell */
.app-shell {
  max-width: var(--shell-max-wide);
  margin: 0 auto;
  padding: 24px;
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(14px);
  background: linear-gradient(to bottom, color-mix(in srgb, var(--bg) 86%, transparent), color-mix(in srgb, var(--bg) 55%, transparent));
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--accent);
  box-shadow: none;
  border: 1px solid rgba(255,255,255,0.18);
}

.brand-text h1 {
  font-size: 20px;
  margin: 0;
  letter-spacing: 0.2px;
}

.brand-text p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

/* Layout */
.layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  padding-top: 22px;
}

/* Cards */
.section.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  overflow: hidden;
}

.card-head h2 {
  margin: 0;
  font-size: 16px;
  letter-spacing: 0.2px;
}

.card-head .muted {
  margin: 6px 0 14px;
}

/* Footer */
.app-footer {
  padding: 20px 0 10px;
  text-align: center;
}

/* Text */
.muted { color: var(--muted); }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
  color: rgba(255,255,255,0.86);
}

/* Inputs */
.input-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

label {
  font-size: 13px;
  color: rgba(255,255,255,0.78);
}

input, select {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(10, 11, 14, 0.55);
  color: rgba(255,255,255,0.92);
  outline: none;
  transition: border-color .15s, box-shadow .15s, transform .08s;
}

input:focus, select:focus {
  border-color: color-mix(in srgb, var(--accent) 70%, transparent);
  box-shadow: 0 0 0 3px var(--focus);
}

/* Select wrapper to keep arrow consistent */
.select-wrap {
  position: relative;
  min-width: 160px;
  flex: 1;
}
.select-wrap select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, rgba(255,255,255,0.70) 50%),
    linear-gradient(135deg, rgba(255,255,255,0.70) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 50%,
    calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

/* Color row grid */
.input-field.color-row {
  display: grid;
  grid-template-columns: 120px 44px 1fr;
  align-items: center;
  gap: 12px;
}

/* Hex */
input.hex {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  letter-spacing: 0.2px;
}

input.hex.invalid {
  border-color: rgba(239,68,68,0.8);
  box-shadow: 0 0 0 3px var(--danger);
}

/* Swatch */
.swatch {
  width: 44px;
  height: 34px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: none;
  cursor: pointer;
  position: relative;
  background: #000;
  transition: transform .08s, box-shadow .15s, border-color .15s;
}

.swatch:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.26);
  box-shadow: none;
}
.swatch:active { transform: translateY(0px); }

.swatch::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.16);
  pointer-events: none;
}

/* Pickr button color sync */
.pickr .pcr-button {
  background: var(--pcr-color) !important;
  background-color: var(--pcr-color) !important;
}

/* Helper pill */
.helper-row { margin-top: 12px; }
.helper-pill {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.18);
  color: rgba(255,255,255,0.74);
  font-size: 12px;
}

/* Controls */
.controls {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.control-label {
  font-size: 12px;
  color: rgba(255,255,255,0.74);
  margin-right: 4px;
}

.seg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.18);
  padding: 7px 10px;
  border-radius: 999px;
  cursor: pointer;
  user-select: none;
  transition: transform .08s, border-color .15s, box-shadow .15s;
}

.seg:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.22);
}

.seg input {
  width: auto;
  padding: 0;
  margin: 0;
  accent-color: var(--primary);
}

.seg-disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.seg-disabled:hover { transform: none; }


.check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.18);
  padding: 7px 10px;
  border-radius: 999px;
  cursor: pointer;
  user-select: none;
  transition: transform .08s, border-color .15s, box-shadow .15s;
}
.check:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.22);
}
.check input {
  width: auto;
  padding: 0;
  margin: 0;
  accent-color: var(--primary);
}

/* Buttons */
.btn {
  padding: 10px 14px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(10, 11, 14, 0.55);
  color: rgba(255,255,255,0.92);
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s, transform .08s;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.26);
}

.btn:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 70%, transparent);
  box-shadow: 0 0 0 3px var(--focus);
}

.btn.secondary {
  background: rgba(0,0,0,0.18);
}

/* Toast */
.toast {
  color: rgba(255,255,255,0.75);
  font-size: 13px;
  opacity: 0;
  transform: translateY(2px);
  transition: opacity .15s, transform .15s;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Palette */
.palette-section-title {
  margin-top: 10px;
  font-weight: 850;
  letter-spacing: 0.2px;
  font-size: 13px;
}
.palette-section-hint {
  margin: 6px 0 12px;
}

.palette-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 10px 0 14px;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.18);
}
.meta-label {
  font-size: 12px;
  color: rgba(255,255,255,0.72);
}
.meta-value {
  font-size: 12px;
  color: rgba(255,255,255,0.88);
  font-weight: 650;
}

/* Palette container: default = harmony grid */
.palette-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

/* =========================
   SCALE MODE: Tailwind-ish row strip
   ========================= */
.palette-grid.is-scale {
  display: flex;
  flex-wrap: nowrap;
  gap: 12px;

  overflow-x: auto;
  overflow-y: hidden;

  padding-bottom: 8px;              /* room for scrollbar */
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;

  /* optional: keep edges looking intentional */
  mask-image: linear-gradient(to right, transparent, black 20px, black calc(100% - 20px), transparent);
}

/* Tile sizing in strip */
.palette-grid.is-scale .palette-item {
  flex: 0 0 170px;                  /* fixed card width */
  scroll-snap-align: start;
}

/* Optional: nicer scrollbar (WebKit) */
.palette-grid.is-scale::-webkit-scrollbar {
  height: 10px;
}
.palette-grid.is-scale::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.16);
  border-radius: 999px;
}
.palette-grid.is-scale::-webkit-scrollbar-track {
  background: rgba(0,0,0,0.10);
  border-radius: 999px;
}

/* Swatch tile */
.palette-item {
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.18);
  overflow: hidden;
  cursor: pointer;
  transition: transform .08s, border-color .15s, box-shadow .15s;
}

.palette-item:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.22);
  box-shadow: none;
}

.palette-swatch {
  height: 58px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.palette-key {
  font-weight: 850;
  letter-spacing: 0.2px;
  font-size: 13px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(0,0,0,0.26);
  border: 1px solid rgba(255,255,255,0.16);
}

.palette-body {
  padding: 10px 10px 12px;
  display: grid;
  gap: 6px;
  text-align: left;
}

.palette-hex {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  color: rgba(255,255,255,0.86);
}

.palette-copyhint {
  font-size: 12px;
  color: rgba(255,255,255,0.62);
}


.palette-onrow{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap:10px;
}
.palette-on{
  font-size: 12px;
  color: rgba(255,255,255,0.80);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
.badge{
  font-size: 11px;
  font-weight: 850;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(0,0,0,0.26);
  color: rgba(255,255,255,0.90);
  white-space: nowrap;
}
.badge.aaa{
  border-color: rgba(34,197,94,0.35);
  background: rgba(34,197,94,0.12);
}
.badge.aa{
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
.badge.fail{
  border-color: rgba(239,68,68,0.40);
  background: rgba(239,68,68,0.10);
}


/* Output card spans full width */
.results-card { grid-column: 1 / -1; }

.output-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 6px;
}

.output-block {
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.18);
  border-radius: var(--radius);
  overflow: hidden;
}

.output-head {
  padding: 12px 12px 10px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
}

.output-title {
  font-weight: 800;
  letter-spacing: 0.2px;
  font-size: 13px;
}
.output-hint {
  font-size: 12px;
}

.output-pre {
  margin: 0;
  padding: 12px;
  overflow: auto;
  max-height: 280px;
}
.output-pre code {
  white-space: pre;
  display: block;
}

/* ===== Pro polish: swatch copied feedback ===== */
.palette-item.copied {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 0 0 3px var(--focus);
}

.palette-item.copied .palette-copyhint {
  color: color-mix(in srgb, var(--accent) 92%, transparent);
  font-weight: 750;
}

/* ===== Harmony controls: hidden unless Harmony mode is selected ===== */
#harmony-controls {
  display: none;
}

/* Optional: Harmony dropdowns can be slightly smaller */
#harmony-controls .select-wrap {
  min-width: 140px;
}

/* ===== Embed mode ===== */
html.embed body {
  background: var(--bg);
}

html.embed .app-header,
html.embed .app-footer {
  display: none;
}

html.embed .app-shell {
  max-width: 1100px;
  padding: 12px;
}

html.embed .layout {
  padding-top: 12px;
}

/* Mobile */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .palette-grid { grid-template-columns: repeat(3, minmax(120px, 1fr)); }
  .output-grid { grid-template-columns: 1fr; }
  .input-field.color-row { grid-template-columns: 110px 44px 1fr; }
}

@media (max-width: 520px) {
  .palette-grid { grid-template-columns: repeat(2, minmax(120px, 1fr)); }
  .control-group.export {
    flex-direction: column;
    align-items: stretch;
  }
  .toast { text-align: center; }
}