/* ═══════════════════════════════════════════════════════
   KMR DISTRIBUTION FORM — Professional Dark Theme
   Krabel Music Records LLC
═══════════════════════════════════════════════════════ */

:root {
  --bg:          #07070f;
  --bg-card:     #0e0e1c;
  --bg-elevated: #141428;
  --bg-input:    #0b0b18;
  --gold:        #c9a84c;
  --gold-light:  #e6c570;
  --gold-dim:    rgba(201,168,76,.15);
  --gold-border: rgba(201,168,76,.25);
  --text:        #f0f0f8;
  --text-sec:    #aaaacc;
  --text-muted:  #66667a;
  --border:      rgba(255,255,255,.07);
  --border-gold: rgba(201,168,76,.4);
  --error:       #e05050;
  --error-dim:   rgba(224,80,80,.12);
  --success:     #4caf82;
  --success-dim: rgba(76,175,130,.12);
  --radius:      12px;
  --radius-sm:   8px;
  --shadow:      0 24px 80px rgba(0,0,0,.5);
  --transition:  0.25s cubic-bezier(.4,0,.2,1);
}

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

/* ── WRAPPER ── */
#kmr-wrap {
  background: var(--bg);
  min-height: 100vh;
  color: var(--text);
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ── HEADER ── */
.kmr-header {
  background: linear-gradient(180deg, #0d0d20 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.kmr-header-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 32px 0 28px;
  text-align: center;
}
.kmr-logo-text {
  display: block;
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--gold);
}
.kmr-logo-sub {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── STEPS BAR ── */
.kmr-steps-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 32px 24px;
  max-width: 560px;
  margin: 0 auto;
}
.kmr-step-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: default;
  opacity: .4;
  transition: opacity var(--transition);
}
.kmr-step-pill.active  { opacity: 1; }
.kmr-step-pill.done    { opacity: .7; }
.kmr-step-num {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1.5px solid var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 600;
  transition: all var(--transition);
}
.kmr-step-pill.active .kmr-step-num {
  border-color: var(--gold);
  color: var(--bg);
  background: var(--gold);
}
.kmr-step-pill.done .kmr-step-num {
  border-color: var(--success);
  background: var(--success);
  color: #fff;
}
.kmr-step-label { font-size: 13px; color: var(--text-sec); font-weight: 500; }
.kmr-step-line {
  flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--gold-border), var(--border));
  margin: 0 12px; min-width: 40px;
}

/* ── SECTIONS ── */
#kmr-form { max-width: 860px; margin: 0 auto; padding: 0 24px 80px; }

.kmr-section {
  display: none;
  animation: kmrFadeIn .35s ease;
}
.kmr-section.active { display: block; }

@keyframes kmrFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.kmr-section-header {
  margin-bottom: 32px;
}
.kmr-section-header h2 {
  font-size: 26px; font-weight: 300;
  color: var(--text); margin-bottom: 8px;
}
.kmr-section-header p {
  font-size: 14px; color: var(--text-muted);
}

/* ── RELEASE TYPE SELECTOR ── */
.kmr-release-type-wrap { margin-bottom: 28px; }
.kmr-field-label-row { margin-bottom: 12px; }
.kmr-field-label-text {
  font-size: 12px; font-weight: 600;
  letter-spacing: .8px; text-transform: uppercase;
  color: var(--text-sec);
}

.kmr-type-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 480px) { .kmr-type-btns { grid-template-columns: 1fr; } }

.kmr-type-btn {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px;
  cursor: pointer;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all var(--transition);
  font-family: inherit;
  color: var(--text-muted);
}
.kmr-type-btn:hover {
  border-color: var(--gold-border);
  color: var(--text-sec);
}
.kmr-type-btn.active {
  border-color: var(--gold);
  background: var(--gold-dim);
  color: var(--text);
  box-shadow: 0 0 0 1px var(--gold-border);
}
.kmr-type-btn svg {
  color: var(--text-muted);
  transition: color var(--transition);
}
.kmr-type-btn.active svg { color: var(--gold); }
.kmr-type-name {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: inherit;
  letter-spacing: .3px;
}
.kmr-type-desc {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
}
.kmr-type-btn.active .kmr-type-desc { color: var(--text-sec); }

/* ── ALBUM FIELDS ── */
.kmr-album-fields {
  background: var(--bg-elevated);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  padding: 20px 20px 24px;
  margin-bottom: 24px;
  animation: kmrFadeIn .3s ease;
}

/* ── ALBUM MODE: hide per-track fields & collapse files grid to audio-only ── */
.kmr-album-mode .kmr-per-track-only {
  display: none !important;
}
.kmr-album-mode .kmr-files-grid {
  grid-template-columns: 1fr;
  max-width: 480px;
}

/* ── GRID ── */
.kmr-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 600px) { .kmr-grid-2 { grid-template-columns: 1fr; } }

/* ── FORM FIELDS ── */
.kmr-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kmr-field.kmr-field-full { grid-column: 1 / -1; }

.kmr-field label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--text-sec);
}
.kmr-field label small {
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  color: var(--text-muted);
}
.req { color: var(--gold); margin-left: 2px; }

.kmr-field input,
.kmr-field select,
.kmr-field textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  padding: 12px 14px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  font-family: inherit;
}
.kmr-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 24 24' stroke='%23666' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}
.kmr-field select option { background: #12121e; }
.kmr-field select optgroup { color: var(--gold); font-size: 11px; }
.kmr-field textarea { resize: vertical; min-height: 80px; }

.kmr-field input:focus,
.kmr-field select:focus,
.kmr-field textarea:focus {
  border-color: var(--gold-border);
  box-shadow: 0 0 0 3px var(--gold-dim);
}
.kmr-field input::placeholder,
.kmr-field textarea::placeholder { color: var(--text-muted); }

/* ── SONG CARDS ── */
#kmr-songs-container { display: flex; flex-direction: column; gap: 20px; margin-bottom: 24px; }

.kmr-song-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}
.kmr-song-card:hover { border-color: var(--gold-border); }

.kmr-song-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  cursor: pointer;
  user-select: none;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}
.kmr-song-card-title { display: flex; align-items: center; gap: 12px; }
.kmr-song-number {
  font-size: 11px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold); background: var(--gold-dim);
  padding: 4px 10px; border-radius: 4px;
}
.kmr-song-name-preview { font-size: 14px; color: var(--text-sec); }

.kmr-song-card-actions { display: flex; align-items: center; gap: 8px; }
.kmr-song-toggle,
.kmr-song-remove {
  background: none; border: none; cursor: pointer;
  color: var(--text-muted); padding: 6px;
  border-radius: 6px; display: flex;
  transition: color var(--transition), background var(--transition);
}
.kmr-song-toggle:hover { color: var(--gold); background: var(--gold-dim); }
.kmr-song-remove:hover { color: var(--error); background: var(--error-dim); }
.kmr-song-toggle svg { transition: transform var(--transition); }
.kmr-song-card.collapsed .kmr-song-toggle svg { transform: rotate(-90deg); }

.kmr-song-card-body { padding: 24px 24px; }
.kmr-song-card.collapsed .kmr-song-card-body { display: none; }

.kmr-card-section-label {
  font-size: 10px; font-weight: 700;
  letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--gold); margin-bottom: 16px; margin-top: 28px;
  padding-bottom: 8px; border-bottom: 1px solid var(--gold-border);
}
.kmr-card-section-label:first-child { margin-top: 0; }

/* ── MULTI-PERSON LISTS (composers, producers) ── */
.kmr-multi-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.kmr-multi-item { display: flex; gap: 8px; align-items: center; }
.kmr-multi-input { flex: 1; }
.kmr-multi-remove {
  background: none; border: 1px solid var(--border); cursor: pointer;
  color: var(--text-muted); padding: 8px; border-radius: var(--radius-sm);
  display: flex; transition: all var(--transition); flex-shrink: 0;
}
.kmr-multi-remove:hover { color: var(--error); border-color: var(--error); background: var(--error-dim); }

.kmr-multi-add {
  background: none; border: 1px dashed var(--border);
  color: var(--gold); cursor: pointer; font-size: 12px;
  font-weight: 600; letter-spacing: .5px;
  padding: 8px 14px; border-radius: var(--radius-sm);
  display: flex; align-items: center; gap: 6px;
  transition: all var(--transition); width: fit-content;
}
.kmr-multi-add:hover { border-color: var(--gold); background: var(--gold-dim); }

/* ── FILE UPLOAD ZONES ── */
.kmr-files-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 4px;
}
@media (max-width: 640px) { .kmr-files-grid { grid-template-columns: 1fr; } }

.kmr-upload-zone {
  position: relative;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  background: var(--bg-input);
  min-height: 180px;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  overflow: hidden;
}
.kmr-upload-zone:hover { border-color: var(--gold-border); background: var(--gold-dim); }
.kmr-upload-zone.dragging { border-color: var(--gold); background: var(--gold-dim); box-shadow: 0 0 0 3px var(--gold-dim); }

.kmr-file-input {
  position: absolute; inset: 0;
  opacity: 0; cursor: pointer;
  width: 100%; height: 100%; z-index: 2;
  border: none; padding: 0; background: none;
}

.kmr-upload-idle { padding: 24px 16px; pointer-events: none; }
.kmr-upload-icon { color: var(--text-muted); margin-bottom: 12px; }
.kmr-upload-title { font-size: 14px; font-weight: 600; color: var(--text-sec); margin-bottom: 6px; }
.kmr-upload-spec { font-size: 12px; color: var(--text-muted); margin-bottom: 3px; }
.kmr-upload-spec strong { color: var(--text-sec); }

.kmr-upload-progress { padding: 24px; width: 100%; }
.kmr-progress-bar-wrap {
  height: 4px; background: var(--border);
  border-radius: 2px; overflow: hidden; margin-bottom: 12px;
}
.kmr-progress-bar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 2px;
  transition: width .15s ease;
}
.kmr-progress-label { font-size: 12px; color: var(--text-muted); }

.kmr-upload-done,
.kmr-upload-error {
  padding: 20px 16px;
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  pointer-events: none;
  width: 100%;
}
.kmr-upload-done-icon {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.kmr-upload-done-icon.success { background: var(--success-dim); color: var(--success); }
.kmr-upload-done-icon.error   { background: var(--error-dim); color: var(--error); }

.kmr-upload-filename { font-size: 13px; font-weight: 600; color: var(--text); word-break: break-all; text-align: center; }
.kmr-upload-filespec { font-size: 12px; color: var(--success); }
.kmr-upload-errormsg { font-size: 12px; color: var(--error); text-align: center; }
.kmr-upload-redo {
  pointer-events: all; background: none;
  border: 1px solid var(--border); color: var(--text-sec);
  font-size: 11px; padding: 5px 12px; border-radius: 6px;
  cursor: pointer; transition: all var(--transition); font-family: inherit;
}
.kmr-upload-redo:hover { border-color: var(--gold); color: var(--gold); }

/* ── ADD SONG BUTTON ── */
.kmr-btn-add-song {
  width: 100%; background: none;
  border: 1.5px dashed var(--gold-border);
  border-radius: var(--radius);
  color: var(--gold); font-size: 14px; font-weight: 600;
  padding: 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  transition: all var(--transition); font-family: inherit;
  margin-bottom: 32px;
}
.kmr-btn-add-song:hover { background: var(--gold-dim); border-color: var(--gold); }

/* ── TERMS ── */
.kmr-terms-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 24px;
  overflow: hidden;
}
.kmr-terms-scroll {
  max-height: 320px; overflow-y: auto;
  padding: 24px 28px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.kmr-terms-scroll::-webkit-scrollbar { width: 4px; }
.kmr-terms-scroll::-webkit-scrollbar-track { background: transparent; }
.kmr-terms-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.kmr-terms-scroll h4 {
  font-size: 13px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--gold); margin-bottom: 16px;
}
.kmr-terms-scroll h5 {
  font-size: 12px; font-weight: 700; color: var(--text-sec);
  margin: 18px 0 6px;
}
.kmr-terms-scroll p {
  font-size: 13px; color: var(--text-muted);
  line-height: 1.75; margin-bottom: 8px;
}
.kmr-terms-scroll strong { color: var(--text-sec); }

/* ── CHECKBOX ── */
.kmr-checkbox-wrap {
  display: flex; align-items: flex-start; gap: 14px;
  cursor: pointer; margin-bottom: 20px;
  padding: 16px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}
.kmr-checkbox-wrap:hover { border-color: var(--gold-border); }
.kmr-checkbox-wrap input[type="checkbox"] { display: none; }
.kmr-checkbox-box {
  width: 20px; height: 20px; flex-shrink: 0;
  border: 1.5px solid var(--text-muted); border-radius: 4px;
  background: var(--bg-input); margin-top: 1px;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.kmr-checkbox-wrap.checked .kmr-checkbox-box {
  background: var(--gold); border-color: var(--gold);
}
.kmr-checkbox-wrap.checked .kmr-checkbox-box::after {
  content: '';
  width: 5px; height: 9px;
  border-right: 2px solid #000;
  border-bottom: 2px solid #000;
  transform: rotate(45deg) translate(-1px, -1px);
  display: block;
}
.kmr-checkbox-text { font-size: 13px; color: var(--text-sec); line-height: 1.6; }

/* ── DISCLAIMER ── */
.kmr-disclaimer {
  display: flex; align-items: flex-start; gap: 10px;
  background: rgba(201,168,76,.06); border: 1px solid var(--gold-border);
  border-radius: var(--radius-sm); padding: 14px 16px;
  margin-bottom: 32px;
}
.kmr-disclaimer svg { color: var(--gold); flex-shrink: 0; margin-top: 1px; }
.kmr-disclaimer span { font-size: 12px; color: var(--text-muted); line-height: 1.6; }

/* ── ACTION BUTTONS ── */
.kmr-actions {
  display: flex; align-items: center; justify-content: flex-end;
  gap: 12px; margin-top: 32px; padding-top: 24px;
  border-top: 1px solid var(--border);
}

.kmr-btn-primary,
.kmr-btn-secondary,
.kmr-btn-submit {
  border: none; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; font-family: inherit;
  padding: 13px 24px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: all var(--transition);
}

.kmr-btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-sec);
  border: 1px solid var(--border);
}
.kmr-btn-secondary:hover { border-color: var(--gold-border); color: var(--text); }

.kmr-btn-primary {
  background: var(--gold);
  color: #000;
}
.kmr-btn-primary:hover { background: var(--gold-light); }

.kmr-btn-submit {
  background: linear-gradient(135deg, var(--gold) 0%, #b8883c 100%);
  color: #000; min-width: 180px; justify-content: center;
}
.kmr-btn-submit:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
  transform: translateY(-1px); box-shadow: 0 8px 24px rgba(201,168,76,.3);
}
.kmr-btn-submit:disabled {
  opacity: .4; cursor: not-allowed; transform: none;
}

/* ── SPINNER ── */
.kmr-spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(0,0,0,.2);
  border-top-color: #000;
  border-radius: 50%;
  animation: kmrSpin .7s linear infinite;
  display: inline-block;
}
@keyframes kmrSpin { to { transform: rotate(360deg); } }

/* ── SUCCESS STATE ── */
.kmr-success {
  max-width: 560px; margin: 60px auto;
  text-align: center; padding: 0 24px;
}
.kmr-success-icon {
  width: 96px; height: 96px; border-radius: 50%;
  background: var(--success-dim);
  color: var(--success); margin: 0 auto 28px;
  display: flex; align-items: center; justify-content: center;
}
.kmr-success h2 { font-size: 28px; font-weight: 300; margin-bottom: 16px; }
.kmr-success p { font-size: 15px; color: var(--text-muted); line-height: 1.8; }
.kmr-success strong { color: var(--gold); }

/* ── ERROR BANNER ── */
.kmr-error-banner {
  max-width: 860px; margin: 0 auto 24px;
  padding: 14px 20px; border-radius: var(--radius-sm);
  background: var(--error-dim); border: 1px solid rgba(224,80,80,.3);
  display: flex; align-items: flex-start; gap: 12px;
  color: #ff8888; font-size: 14px;
}
.kmr-error-banner svg { flex-shrink: 0; margin-top: 1px; }

/* ── RESPONSIVE ── */
@media (max-width: 480px) {
  .kmr-logo-text { font-size: 15px; letter-spacing: 3px; }
  .kmr-section-header h2 { font-size: 20px; }
  .kmr-actions { flex-direction: column-reverse; }
  .kmr-btn-primary, .kmr-btn-secondary, .kmr-btn-submit { width: 100%; justify-content: center; }
  .kmr-step-label { display: none; }
}