/* ============================================================
   Custom Order Form — Modern UI
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --cof-bg:          #f0f2f7;
  --cof-surface:     #ffffff;
  --cof-surface2:    #f7f8fc;
  --cof-border:      #e3e6ef;
  --cof-border-focus:#4f6ef7;
  --cof-accent:      #4f6ef7;
  --cof-accent-dark: #3651d4;
  --cof-accent-glow: rgba(79,110,247,.14);
  --cof-danger:      #e5373a;
  --cof-success:     #16a34a;
  --cof-text:        #111827;
  --cof-text2:       #4b5563;
  --cof-text3:       #9ca3af;
  --cof-req:         #e5373a;
  --cof-locked-bg:   #f0fdf4;
  --cof-locked-bdr:  #bbf7d0;
  --cof-shadow-sm:   0 1px 3px rgba(0,0,0,.07),0 1px 2px rgba(0,0,0,.05);
  --cof-shadow-md:   0 4px 16px rgba(0,0,0,.08),0 1px 4px rgba(0,0,0,.05);
  --cof-shadow-lg:   0 12px 40px rgba(0,0,0,.10),0 2px 8px rgba(0,0,0,.06);
  --cof-radius:      16px;
  --cof-radius-sm:   10px;
  --cof-font:        'DM Sans', sans-serif;
  --cof-font-head:   'Syne', sans-serif;
  --trans:           .18s cubic-bezier(.4,0,.2,1);
}

/* ── Base ────────────────────────────────────────────────────── */
.cof-wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 20px 56px;
  font-family: var(--cof-font);
  color: var(--cof-text);
}

/* ── Page Header ─────────────────────────────────────────────── */
.cof-page-header { margin-bottom: 28px; }
.cof-page-header h2 {
  font-family: var(--cof-font-head);
  font-size: clamp(24px,4vw,34px);
  font-weight: 800;
  margin: 0 0 5px;
  letter-spacing: -.5px;
}
.cof-page-header p {
  margin: 0;
  font-size: 14px;
  color: var(--cof-text2);
}

/* ── Steps ───────────────────────────────────────────────────── */
.cof-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
  background: var(--cof-surface);
  border: 1px solid var(--cof-border);
  border-radius: var(--cof-radius);
  padding: 5px;
  width: fit-content;
  box-shadow: var(--cof-shadow-sm);
  flex-wrap: wrap;
}
.cof-step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--cof-text3);
  transition: all var(--trans);
  cursor: default;
  white-space: nowrap;
}
.cof-step.active { background: var(--cof-accent); color: #fff; box-shadow: 0 2px 12px var(--cof-accent-glow); }
.cof-step.done   { color: var(--cof-success); }
.cof-step-num {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: rgba(0,0,0,.07);
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 800;
  font-family: var(--cof-font-head);
  flex-shrink: 0;
}
.cof-step.active .cof-step-num { background: rgba(255,255,255,.25); color: #fff; }
.cof-step.done   .cof-step-num { background: var(--cof-success); color: #fff; }
.cof-step-divider { width: 24px; height: 1px; background: var(--cof-border); flex-shrink: 0; }

/* ── Cards ───────────────────────────────────────────────────── */
.cof-card {
  background: var(--cof-surface);
  border: 1px solid var(--cof-border);
  border-radius: var(--cof-radius);
  padding: 26px 26px 22px;
  margin-bottom: 18px;
  box-shadow: var(--cof-shadow-sm);
  transition: box-shadow var(--trans);
}
.cof-card:hover { box-shadow: var(--cof-shadow-md); }

.cof-card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; gap: 12px; flex-wrap: wrap;
}
.cof-card-title { display: flex; align-items: center; gap: 10px; }
.cof-card-icon {
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--cof-accent-glow);
  color: var(--cof-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; flex-shrink: 0;
}
.cof-card-title h3 {
  font-family: var(--cof-font-head);
  font-size: 16px; font-weight: 700; margin: 0;
}
.cof-card-title p { margin: 2px 0 0; font-size: 12px; color: var(--cof-text3); }

/* ── Contact grid ────────────────────────────────────────────── */
.cof-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.cof-field label {
  display: block; font-size: 11px; font-weight: 700;
  letter-spacing: .5px; text-transform: uppercase;
  color: var(--cof-text2); margin-bottom: 6px;
}
.cof-req { color: var(--cof-req); margin-left: 2px; }

/* ── Inputs ──────────────────────────────────────────────────── */
.cof-input {
  width: 100%; box-sizing: border-box;
  border: 1.5px solid var(--cof-border);
  border-radius: var(--cof-radius-sm);
  padding: 10px 12px;
  font-size: 14px; font-family: var(--cof-font); color: var(--cof-text);
  background: var(--cof-surface); outline: none;
  transition: border-color var(--trans), box-shadow var(--trans), background var(--trans);
  -webkit-appearance: none; appearance: none;
}
.cof-input::placeholder { color: var(--cof-text3); }
.cof-input:focus {
  border-color: var(--cof-border-focus);
  box-shadow: 0 0 0 3px var(--cof-accent-glow);
}
.cof-input:disabled {
  background: var(--cof-surface2); color: var(--cof-text2);
  cursor: default; opacity: .85;
}
select.cof-input {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px; cursor: pointer;
}
textarea.cof-input { resize: vertical; min-height: 58px; }

/* ── Buttons ─────────────────────────────────────────────────── */
.cof-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1.5px solid var(--cof-border);
  background: var(--cof-surface);
  border-radius: var(--cof-radius-sm);
  padding: 9px 17px;
  font-family: var(--cof-font-head); font-size: 13px; font-weight: 700;
  color: var(--cof-text); cursor: pointer;
  transition: all var(--trans); white-space: nowrap; letter-spacing: .2px;
}
.cof-btn:hover { background: var(--cof-surface2); border-color: #c5cade; }
.cof-btn:active { transform: translateY(1px); }
.cof-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.cof-btn-primary {
  background: var(--cof-accent); border-color: var(--cof-accent); color: #fff;
  box-shadow: 0 2px 12px var(--cof-accent-glow);
}
.cof-btn-primary:hover {
  background: var(--cof-accent-dark); border-color: var(--cof-accent-dark);
  box-shadow: 0 4px 20px rgba(79,110,247,.28);
}

.cof-btn-add {
  background: linear-gradient(135deg,#eef2ff,#e0e7ff);
  border-color: #c7d2fe; color: var(--cof-accent);
}
.cof-btn-add:hover {
  background: linear-gradient(135deg,#e0e7ff,#c7d2fe);
  border-color: var(--cof-accent);
}

.cof-btn-small { padding: 6px 12px; font-size: 12px; border-radius: 8px; }

.cof-btn-save-row { background: var(--cof-accent); border-color: var(--cof-accent); color: #fff; width: 100%; }
.cof-btn-save-row:hover:not(:disabled) { background: var(--cof-accent-dark); border-color: var(--cof-accent-dark); }
.cof-btn-edit-row { background: #fff7ed; border-color: #fed7aa; color: #c2410c; }
.cof-btn-edit-row:hover:not(:disabled) { background: #ffedd5; }
.cof-btn-remove-row { background: #fff1f2; border-color: #fecdd3; color: var(--cof-danger); }
.cof-btn-remove-row:hover:not(:disabled) { background: #ffe4e6; }

/* ── Row count badge ─────────────────────────────────────────── */
.cof-row-count {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--cof-surface2); border: 1px solid var(--cof-border);
  border-radius: 20px; padding: 4px 12px;
  font-size: 12px; font-weight: 600; color: var(--cof-text2);
}
.cof-row-count span { font-family: var(--cof-font-head); font-weight: 800; color: var(--cof-accent); font-size: 13px; }

/* ── Toolbar ─────────────────────────────────────────────────── */
.cof-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ── Product block ───────────────────────────────────────────── */
#cof-items-body-wrap { margin-top: 16px; }

.cof-block {
  border: 1.5px solid var(--cof-border);
  border-radius: var(--cof-radius);
  background: var(--cof-surface);
  margin-bottom: 14px; overflow: hidden;
  box-shadow: var(--cof-shadow-sm);
  transition: box-shadow var(--trans), border-color var(--trans);
  animation: blockIn .28s cubic-bezier(.4,0,.2,1) both;
}
@keyframes blockIn { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:translateY(0); } }
.cof-block:hover { box-shadow: var(--cof-shadow-md); }
.cof-block.cof-locked { border-color: var(--cof-locked-bdr); background: var(--cof-locked-bg); }
.cof-block.cof-locked:hover { box-shadow: 0 4px 16px rgba(22,163,74,.08); }

/* Block header */
.cof-block-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 16px; gap: 12px;
  background: var(--cof-surface2); border-bottom: 1px solid var(--cof-border);
}
.cof-block.cof-locked .cof-block-header { background: #ecfdf5; border-bottom-color: var(--cof-locked-bdr); }
.cof-block-label { display: flex; align-items: center; gap: 8px; font-family: var(--cof-font-head); font-size: 13px; font-weight: 700; color: var(--cof-text2); }
.cof-block-num {
  width: 22px; height: 22px; border-radius: 6px;
  background: var(--cof-border); color: var(--cof-text2);
  font-size: 10px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--cof-font-head);
}
.cof-block.cof-locked .cof-block-num { background: var(--cof-success); color: #fff; }
.cof-block-product-preview {
  font-size: 13px; color: var(--cof-text); font-weight: 500;
  max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.cof-block-actions { display: flex; align-items: center; gap: 7px; flex-shrink: 0; }
.cof-block-status {
  display: flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600;
  padding: 4px 10px; border-radius: 20px; white-space: nowrap;
}
.cof-block-status.saved   { background: #dcfce7; color: var(--cof-success); }
.cof-block-status.editing { background: #fff7ed; color: #c2410c; }
.cof-block-status.error   {
  background: #fff1f2; color: var(--cof-danger);
  border-radius: 8px; white-space: normal; max-width: 280px; text-align: right; padding: 4px 10px;
}

/* Block body */
.cof-block-body { padding: 18px 18px 14px; }

/* Section */
.cof-section { margin-bottom: 16px; }
.cof-section:last-child { margin-bottom: 0; }
.cof-section-label {
  font-size: 10px; font-weight: 700; letter-spacing: .8px;
  text-transform: uppercase; color: var(--cof-text3);
  margin-bottom: 10px; padding-bottom: 7px;
  border-bottom: 1px solid var(--cof-border);
}

/* Field grids */
.cof-fgrid { display: grid; gap: 10px; }
.cof-fgrid-7 { grid-template-columns: 2fr 75px 95px 95px 95px 1fr 1fr; }
.cof-fgrid-4 { grid-template-columns: 1fr 1fr 1fr 1.3fr; }
.cof-fgrid-4b { grid-template-columns: 1.2fr 1.2fr 1fr 1fr; }
.cof-fgrid-install { grid-template-columns: auto 1fr; align-items: start; }

.cof-fgrid .cof-field label {
  font-size: 10px; font-weight: 700; letter-spacing: .4px;
  text-transform: uppercase; color: var(--cof-text3); margin-bottom: 4px;
}

/* ── Checkbox pills ──────────────────────────────────────────── */
.cof-checks { display: flex; flex-wrap: wrap; gap: 7px; }
.cof-check-pill {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 12px;
  border: 1.5px solid var(--cof-border); border-radius: 20px;
  font-size: 12px; font-weight: 500; color: var(--cof-text2);
  cursor: pointer; transition: all var(--trans);
  background: var(--cof-surface); user-select: none; white-space: nowrap;
}
.cof-check-pill:hover { border-color: var(--cof-accent); background: var(--cof-accent-glow); color: var(--cof-accent); }
.cof-check-pill input[type="checkbox"] { width: 13px; height: 13px; accent-color: var(--cof-accent); cursor: pointer; }
.cof-check-pill:has(input:checked) { border-color: var(--cof-accent); background: var(--cof-accent-glow); color: var(--cof-accent); font-weight: 600; }
.cof-check-pill:has(input:disabled) { cursor: default; opacity: .75; }

/* Inline selects */
.cof-inline-selects { display: flex; gap: 8px; }
.cof-inline-selects .cof-input { flex: 1; }

/* ── Autocomplete ────────────────────────────────────────────── */
.cof-ac-wrap { position: relative; }
.cof-ac-list {
  position: absolute; left: 0; right: 0; top: calc(100% + 4px);
  background: var(--cof-surface); border: 1.5px solid var(--cof-border);
  border-radius: var(--cof-radius-sm); box-shadow: var(--cof-shadow-lg);
  max-height: 210px; overflow: auto; z-index: 9999;
  animation: dropIn .14s ease both;
}
@keyframes dropIn { from { opacity:0; transform:translateY(-5px); } to { opacity:1; transform:translateY(0); } }
.cof-ac-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-bottom: 1px solid var(--cof-border);
  cursor: pointer; font-size: 14px; transition: background var(--trans);
}
.cof-ac-item:last-child { border-bottom: none; }
.cof-ac-item:hover { background: var(--cof-accent-glow); }
.cof-ac-sku {
  font-size: 11px; font-weight: 600;
  background: var(--cof-surface2); border: 1px solid var(--cof-border);
  border-radius: 5px; padding: 1px 6px; color: var(--cof-text3);
  margin-left: auto; white-space: nowrap;
}

/* ── Actions bar ─────────────────────────────────────────────── */
.cof-actions {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-top: 6px; padding: 18px 26px;
  background: var(--cof-surface2); border: 1px solid var(--cof-border);
  border-radius: var(--cof-radius); box-shadow: var(--cof-shadow-sm);
}
.cof-hint {
  flex: 1 1 280px; font-size: 13px; color: var(--cof-text3);
  display: flex; align-items: center; gap: 6px;
}
.cof-status { font-size: 13px; font-weight: 600; min-height: 18px; }
.cof-status.error   { color: var(--cof-danger); }
.cof-status.success { color: var(--cof-success); }

.cof-btn-submit {
  padding: 13px 30px; font-size: 15px; border-radius: 12px;
  box-shadow: 0 4px 22px var(--cof-accent-glow); letter-spacing: .2px;
}
.cof-btn-submit:hover:not(:disabled) {
  box-shadow: 0 6px 28px rgba(79,110,247,.28); transform: translateY(-1px);
}

/* Spinner */
.cof-spinner {
  width: 13px; height: 13px;
  border: 2px solid rgba(255,255,255,.35); border-top-color: #fff;
  border-radius: 50%; animation: spin .65s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Empty state */
.cof-empty {
  text-align: center; padding: 44px 24px; color: var(--cof-text3);
  border: 2px dashed var(--cof-border); border-radius: var(--cof-radius); margin-top: 2px;
}
.cof-empty-icon { font-size: 32px; margin-bottom: 10px; opacity: .35; }
.cof-empty p { margin: 0 0 14px; font-size: 14px; font-weight: 500; }

/* Hide legacy table */
#cof-items-table { display: none !important; }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 1060px) {
  .cof-fgrid-7 { grid-template-columns: 2fr 70px 85px 85px 85px 1fr 1fr; }
}
@media (max-width: 900px) {
  .cof-wrap { padding: 16px 12px 40px; }
  .cof-card { padding: 18px 14px; }
  .cof-grid { grid-template-columns: 1fr; }
  .cof-fgrid-7 { grid-template-columns: 1fr 1fr; }
  .cof-fgrid-4, .cof-fgrid-4b { grid-template-columns: 1fr 1fr; }
  .cof-actions { padding: 14px; }
}
@media (max-width: 560px) {
  .cof-fgrid-7, .cof-fgrid-4, .cof-fgrid-4b { grid-template-columns: 1fr; }
  .cof-block-product-preview { display: none; }
  .cof-step-divider { display: none; }
}

/* ── Add Row button states ───────────────────────────────────── */
/* Default (no row saved yet): muted, clearly not clickable */
#cof-add-row {
  background: #e8eaf6;
  border-color: #c5cae9;
  color: #9fa8da;
  opacity: .55;
  cursor: not-allowed;
  pointer-events: none;
}
/* Ready: row is saved, user CAN add another — solid dark blue, eye-catching */
#cof-add-row.cof-btn-add-ready {
  background: #1e3a8a !important;
  border-color: #1e3a8a !important;
  color: #fff !important;
  opacity: 1 !important;
  cursor: pointer !important;
  pointer-events: auto !important;
  box-shadow: 0 3px 16px rgba(30,58,138,.35) !important;
  animation: btnPulse .5s cubic-bezier(.4,0,.2,1);
}
#cof-add-row.cof-btn-add-ready:hover {
  background: #1e40af !important;
  border-color: #1e40af !important;
  box-shadow: 0 4px 20px rgba(30,58,138,.45) !important;
}
@keyframes btnPulse {
  0%   { transform: scale(1); }
  35%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* ── Inactive block (contact info not yet complete) ──────────── */
.cof-block-inactive {
  opacity: .5;
  pointer-events: none;
  user-select: none;
  transition: opacity .3s ease;
}
.cof-block:not(.cof-block-inactive) {
  transition: opacity .3s ease;
}