/* ═══════════════════════════════════════════════════
   QR Studio — Form Components
   Inputs · Selects · Range · Color · File · Buttons
   ═══════════════════════════════════════════════════ */

/* ═══ LABELS & FIELD GROUPS ═══ */
label.field {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.field-group {
  margin-bottom: 12px;
}
.field-group:last-child {
  margin-bottom: 0;
}

/* ═══ TEXT INPUTS ═══ */
input[type=text],
input[type=url],
input[type=email],
input[type=tel],
input[type=password],
textarea,
select {
  width: 100%;
  padding: 9px 12px;
  font-size: 14px;
  font-family: inherit;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
  appearance: none;
}
input:focus,
textarea:focus,
select:focus {
  border-color: var(--accent);
}
textarea {
  resize: vertical;
  min-height: 80px;
}

/* ═══ RANGE SLIDER ═══ */
.range-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
.range-wrap input[type=range] {
  flex: 1;
  padding: 0;
  background: none;
  border: none;
  accent-color: var(--accent);
}
.range-wrap span {
  font-size: 13px;
  color: var(--text-muted);
  min-width: 44px;
  text-align: right;
}

/* ═══ COLOR PRESETS ═══ */
.presets {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.preset {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.15s, transform 0.1s;
  flex-shrink: 0;
}
.preset:hover {
  transform: scale(1.1);
}
.preset.selected {
  border-color: var(--accent);
}

/* ═══ COLOR PICKER ═══ */
input[type=color] {
  width: 100%;
  height: 38px;
  padding: 3px 5px;
  cursor: pointer;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg);
}

/* ═══ FILE INPUT ═══ */
input[type=file] {
  font-size: 13px;
  padding: 8px 10px;
  width: 100%;
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--text-muted);
}
input[type=file]:hover {
  border-color: var(--border-hover);
}

/* ═══ BUTTONS ═══ */
.btn {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s;
}
.btn:hover {
  background: var(--bg);
  border-color: var(--border-hover);
}
.btn:active {
  transform: scale(0.98);
}
.btn-primary {
  width: 100%;
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-size: 15px;
}
.btn-primary:hover {
  opacity: 0.88;
  background: var(--accent);
}
.btn-sm {
  padding: 7px 14px;
  font-size: 13px;
}