/* =====================================================
   KMUTT Complaint Form — Stylesheet (v1.6.1)
   Premium Minimal Light Palette & Smooth Animations
   ===================================================== */

/* โหลดฟอนต์หลักของระบบ */
@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;500;600&display=swap');

/* ---- Core Wrapper ---- */
.kmutt-cf-wrap {
  font-family: 'Sarabun', sans-serif;
  max-width: 600px;
  margin: 0 auto;
  padding: 2rem 0.5rem;
  color: #2C2C2A;
  box-sizing: border-box;
}

.kmutt-cf-wrap *, 
.kmutt-cf-wrap *::before, 
.kmutt-cf-wrap *::after {
  box-sizing: border-box;
}

/* ---- Header Section ---- */
.kmutt-cf-title {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 6px 0;
  color: #2C2C2A;
}

.kmutt-cf-subtitle {
  font-size: 14px;
  color: #5F5E5A;
  margin: 0 0 1.75rem 0;
  line-height: 1.6;
}

/* ---- Section Labels ---- */
.kmutt-cf-section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #888780;
  margin: 1.5rem 0 0.6rem 0;
}
.kmutt-cf-section-label:first-of-type {
  margin-top: 0;
}

.kmutt-cf-required { 
  color: #BA7517; 
  margin-left: 2px;
}

/* ---- Identity Card & Tabs (Step 1) ---- */
.kmutt-cf-identity-card {
  border: 1px solid #E5E4E0;
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
}

.kmutt-cf-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: #F4F3EF;
  padding: 4px;
  gap: 4px;
}

.kmutt-cf-tab {
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-family: 'Sarabun', sans-serif;
  font-size: 14px;
  font-weight: 400;
  color: #5F5E5A;
  transition: all 0.2s ease;
  line-height: 1;
}

.kmutt-cf-tab:hover { 
  color: #2C2C2A; 
}

.kmutt-cf-tab.active {
  background: #ffffff;
  color: #2C2C2A;
  border-color: #D3D1C7;
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.kmutt-cf-panel {
  padding: 1.1rem 1.25rem;
  background: #ffffff;
  animation: kcfFadeIn 0.25s ease forwards;
}

@keyframes kcfFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.kmutt-cf-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  background: #F4F3EF;
  border-radius: 8px;
  color: #5F5E5A;
  font-size: 14px;
  line-height: 1.6;
}

.kmutt-cf-notice svg { 
  flex-shrink: 0; 
  margin-top: 2px; 
  color: #888780;
}

/* ---- Category Grid Selector (Step 2) ---- */
.kmutt-cf-categories {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.kmutt-cf-cat-btn {
  padding: 11px 14px;
  border: 1px solid #E5E4E0;
  border-radius: 8px;
  background: #ffffff;
  cursor: pointer;
  font-family: 'Sarabun', sans-serif;
  font-size: 14px;
  color: #5F5E5A;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.18s ease;
}

.kmutt-cf-cat-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.kmutt-cf-cat-btn:hover {
  border-color: #B4B2A9;
  color: #2C2C2A;
  background: #FAFAF8;
}

.kmutt-cf-cat-btn.selected {
  border-color: #185FA5;
  color: #185FA5;
  background: #EEF5FC;
  font-weight: 600;
}

/* ---- Input & Textarea Elements (Step 3) ---- */
.kmutt-cf-fields { 
  display: flex; 
  flex-direction: column; 
  gap: 1rem; 
}

.kmutt-cf-field-label {
  display: block;
  font-size: 13px;
  color: #5F5E5A;
  margin-bottom: 6px;
}

.kmutt-cf-input-row input,
.kmutt-cf-input-row textarea {
  border: none !important;
  background: transparent !important;
  outline: none !important;
  width: 100% !important;
  flex: 1 !important;         /* บังคับให้ขยายเต็มพื้นที่ที่เหลือต่อจากไอคอน */
  min-width: 0 !important;     /* ป้องกันปัญหากล่องล้นจอในบางเบราว์เซอร์ */
  font-family: 'Sarabun', sans-serif;
  font-size: 15px;
  color: #2C2C2A;
  line-height: 1.5;
  resize: none;
}

.kmutt-cf-textarea-row {
  align-items: flex-start;
  padding-top: 12px;
}

.kmutt-cf-input-row:focus-within,
.kmutt-cf-textarea-row:focus-within {
  border-color: #888780;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(24,95,165,0.08);
}

.kmutt-cf-input-row svg,
.kmutt-cf-textarea-row svg { 
  flex-shrink: 0; 
  color: #B4B2A9; 
}

.kmutt-cf-input-row input,
.kmutt-cf-textarea-row textarea {
  border: none !important;