/* สไตล์รวมของทั้งเว็บ — โทนสีสวนปาล์ม เขียว/น้ำตาลอ่อน อ่านง่ายบนมือถือ */

:root {
  --primary: #2f6f4f;
  --primary-dark: #234f39;
  --primary-light: #eaf5ee;
  --accent: #b9822f;
  --income: #1f8a55;
  --expense: #c0392b;
  --bg: #f5f8f5;
  --card-bg: #ffffff;
  --text: #1f2a24;
  --muted: #6b7a70;
  --border: #dde6de;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(31, 42, 36, 0.08), 0 1px 2px rgba(31, 42, 36, 0.06);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Noto Sans Thai', 'Sarabun', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

.site-footer {
  text-align: center;
  padding: 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

a {
  color: var(--primary);
}

.hidden {
  display: none !important;
}

/* ---------- Layout ---------- */

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  background: var(--primary);
  color: #fff;
  padding: 0.85rem 1.25rem;
  box-shadow: var(--shadow);
}

.topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar-row .brand {
  min-width: 0;
}

.topbar-menu {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: none;
  border-radius: 8px;
  width: 40px;
  height: 40px;
  min-height: 0;
  padding: 0;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.24);
}

.topbar .brand {
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.topbar nav {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.topbar nav a {
  color: #eaf5ee;
  text-decoration: none;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  font-size: 0.92rem;
  white-space: nowrap;
}

.topbar nav a.active,
.topbar nav a:hover {
  background: rgba(255, 255, 255, 0.16);
}

.topbar .user-area {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
}

.topbar .user-area button {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: none;
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
}

.topbar .user-area button:hover {
  background: rgba(255, 255, 255, 0.24);
}

main.container {
  max-width: 980px;
  width: 100%;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
  flex: 1;
}

h1,
h2,
h3 {
  color: var(--primary-dark);
  margin-top: 0;
}

h1 {
  font-size: 1.4rem;
}

h2 {
  font-size: 1.15rem;
}

.page-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

/* ---------- Cards ---------- */

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.1rem;
  margin-bottom: 1.1rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.1rem;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.stat-card .label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.stat-card .value {
  font-size: 1.5rem;
  font-weight: 700;
}

.stat-card.income .value {
  color: var(--income);
}

.stat-card.expense .value {
  color: var(--expense);
}

.stat-card.balance .value {
  color: var(--primary-dark);
}

/* ---------- Forms ---------- */

label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: var(--text);
}

input,
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}

.field {
  margin-bottom: 0.85rem;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.85rem;
}

button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1.1rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--primary);
  color: #fff;
  transition: background 0.15s ease;
}

button:hover,
.btn:hover {
  background: var(--primary-dark);
}

button.secondary {
  background: var(--primary-light);
  color: var(--primary-dark);
}

button.secondary:hover {
  background: #dcefe2;
}

button.danger {
  background: #fbeae7;
  color: var(--expense);
}

button.danger:hover {
  background: #f6d7d1;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

/* ---------- Tables / lists ---------- */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  text-align: left;
  padding: 0.55rem 0.5rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.table-wrap {
  overflow-x: auto;
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.tag.income {
  background: #e6f6ec;
  color: var(--income);
}

.tag.expense {
  background: #fbeae7;
  color: var(--expense);
}

.tag.role-admin {
  background: #fdf1e0;
  color: var(--accent);
}

.tag.role-user {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.year-group-row td {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 0.88rem;
  padding: 0.5rem 0.5rem;
  border-bottom: 1px solid #cfe8d8;
}

.year-group-row strong {
  font-size: 0.98rem;
}

.receipt-thumb {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.muted {
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---------- Alerts / tabs ---------- */

.alert {
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
  margin-bottom: 0.9rem;
  font-size: 0.92rem;
}

.alert.error {
  background: #fbeae7;
  color: var(--expense);
  border: 1px solid #f2c9c2;
}

.alert.success {
  background: #e6f6ec;
  color: var(--income);
  border: 1px solid #bfe6cd;
}

.tabs {
  display: flex;
  gap: 0.3rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.tabs button {
  background: transparent;
  color: var(--muted);
  border-radius: 8px 8px 0 0;
  padding: 0.6rem 1rem;
}

.tabs button.active {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.tabs button:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
}

/* ---------- Auth page ---------- */

.auth-wrap {
  flex: 1;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.auth-card {
  max-width: 380px;
  width: 100%;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.75rem;
  border: 1px solid var(--border);
}

.auth-card .logo {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.auth-card h1 {
  text-align: center;
  margin-bottom: 0.2rem;
}

.auth-card .subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 1.4rem;
}

.result-box {
  background: var(--primary-light);
  border: 1px solid #cfe8d8;
  border-radius: var(--radius);
  padding: 1rem;
  margin-top: 1rem;
}

.result-box .amount-line {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0;
  border-bottom: 1px dashed #cfe8d8;
  font-size: 0.92rem;
}

.result-box .amount-line:last-child {
  border-bottom: none;
}

.result-box .total-line {
  font-weight: 700;
  font-size: 1.05rem;
  margin-top: 0.4rem;
  color: var(--primary-dark);
}

.source-row {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 0.8fr 1fr;
  gap: 0.5rem;
  align-items: end;
  margin-bottom: 0.6rem;
}

.source-block {
  padding-bottom: 0.3rem;
  margin-bottom: 0.3rem;
  border-bottom: 1px dashed var(--border);
}

.source-block:last-child {
  border-bottom: none;
}

@media (max-width: 640px) {
  .source-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 380px) {
  .source-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- โหมด 3: ผสมปุ๋ยหลายชนิด → คำนวณหาสูตรที่ได้ (แถวปุ๋ยเพิ่ม/ลบได้) ---------- */

.formula-item {
  position: relative;
  background: #fbfdfc;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 2.6rem 0.5rem 0.85rem;
  margin-bottom: 0.75rem;
}

.formula-row {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.7fr 0.7fr 0.9fr 0.9fr;
  gap: 0.5rem;
  align-items: end;
}

.fm-remove-btn {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  width: 30px;
  height: 30px;
  min-height: 0;
  padding: 0;
  background: #fbeae7;
  color: var(--expense);
  border-radius: 50%;
  font-size: 0.85rem;
  line-height: 1;
}

.fm-remove-btn:hover {
  background: #f6d7d1;
}

@media (max-width: 768px) {
  .formula-row {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .formula-row {
    grid-template-columns: 1fr 1fr;
  }
}

/* กล่อง Google reCAPTCHA ในฟอร์ม เข้าสู่ระบบ/สมัครสมาชิก/ลืมรหัสผ่าน — ใช้ size: 'compact' ฝั่ง JS อยู่แล้ว
   แต่กันไว้อีกชั้นด้วย overflow-x: auto เผื่อจอแคบกว่าที่ทดสอบไว้ (320px) */
.g-recaptcha-holder {
  margin-bottom: 0.85rem;
  overflow-x: auto;
}
.g-recaptcha-holder:empty {
  margin-bottom: 0;
}

/* ================================================================
   Responsive — จอแท็บเล็ต/มือถือ
   ================================================================ */

@media (max-width: 768px) {
  main.container {
    padding: 1rem 0.85rem 2.25rem;
  }

  h1 {
    font-size: 1.25rem;
  }

  h2 {
    font-size: 1.05rem;
  }

  .card {
    padding: 0.9rem;
  }

  .field-row {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }
}

@media (max-width: 640px) {
  /* ปุ่มแฮมเบอร์เกอร์ + เมนูพับได้ */
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .topbar-menu {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
    margin-top: 0.75rem;
  }

  .topbar-menu.open {
    display: flex;
  }

  .topbar nav {
    flex-direction: column;
    gap: 0.15rem;
  }

  .topbar nav a {
    padding: 0.65rem 0.75rem;
  }

  .topbar .user-area {
    justify-content: space-between;
    padding-top: 0.6rem;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
  }

  /* ป้องกันช่องกรอกข้อมูลซูมอัตโนมัติบน iOS (ต้องมีขนาดตัวอักษรอย่างน้อย 16px) */
  input,
  select,
  textarea {
    font-size: 16px;
  }

  .field-row {
    grid-template-columns: 1fr;
  }

  table {
    font-size: 0.85rem;
  }

  th,
  td {
    padding: 0.5rem 0.4rem;
  }

  .table-wrap {
    -webkit-overflow-scrolling: touch;
  }

  .btn-row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-row button,
  .btn-row .btn {
    width: 100%;
  }

  .page-title {
    flex-direction: column;
    align-items: stretch;
  }

  .tabs {
    flex-wrap: wrap;
  }

  .tabs button {
    flex: 1 1 auto;
    font-size: 0.85rem;
    padding: 0.55rem 0.6rem;
  }

  .stat-card .value {
    font-size: 1.3rem;
  }
}

@media (max-width: 480px) {
  .card-grid {
    grid-template-columns: 1fr;
  }

  .topbar .brand {
    font-size: 0.95rem;
  }

  .auth-card {
    padding: 1.25rem;
  }

  button,
  .btn {
    min-height: 44px;
  }

  input:not([type='checkbox']):not([type='radio']):not([type='file']),
  select {
    min-height: 44px;
  }

  textarea {
    min-height: 88px;
  }
}