/* Light and Dark theme variables */
:root {
  --bg1: #f6fbf7;
  --bg2: #dcfce7;
  --card-bg: rgba(255, 255, 255, 0.95);
  --panel-bg: rgba(255, 255, 255, 0.78);
  --border: rgba(22, 101, 52, 0.2);
  --accent: #166534;
  --accent2: #22c55e;
  --accent-soft: #dcfce7;
  --text: #12301f;
  --muted: #4d7c5b;
  --card-shadow: 0 18px 44px rgba(0, 0, 0, 0.26), 0 8px 18px rgba(0, 0, 0, 0.18);
  --card-shadow-hover: 0 24px 56px rgba(0, 0, 0, 0.34), 0 12px 24px rgba(0, 0, 0, 0.22);
}

[data-theme="dark"] {
  --bg1: #071a10;
  --bg2: #0f2f1d;
  --card-bg: rgba(8, 47, 31, 0.95);
  --panel-bg: rgba(8, 47, 31, 0.84);
  --border: rgba(187, 247, 208, 0.3);
  --text: #ecfdf5;
  --muted: #86efac;
  --accent: #86efac;
  --accent2: #bbf7d0;
  --accent-soft: rgba(134, 239, 172, 0.18);
}

body {
  font-family: 'Inter', sans-serif;
  background:
    radial-gradient(circle at 18% 12%, rgba(34, 197, 94, 0.18), transparent 28%),
    linear-gradient(135deg, var(--bg1), var(--bg2));
  background-size: 400% 400%;
  animation: gradientMove 15s ease infinite;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  transition: background 0.3s ease, color 0.3s ease, filter 0.3s ease;
  overflow-x: hidden;
  overflow-y: auto;
}

* {
  box-sizing: border-box;
}

@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Theme toggle icon */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  font-size: 28px;
  cursor: pointer;
  transition: transform 0.6s ease, opacity 0.6s ease, color 0.6s ease, text-shadow 0.6s ease;
  z-index: 20;
}

.theme-toggle.sun {
  color: #fbbf24;
  text-shadow: 0 0 10px #fcd34d, 0 0 20px #fbbf24;
  transform: scale(1.2) rotate(20deg);
}

.theme-toggle.moon {
  color: #86efac;
  text-shadow: 0 0 10px #bbf7d0, 0 0 20px #22c55e;
  transform: scale(1.2) rotate(-20deg);
}

/* Container */
.container {
  display: flex;
  width: 100%;
  max-width: 1500px;
  min-height: 760px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  background: var(--panel-bg);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px) saturate(160%);
}

.form-side {
  flex: 0.9;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 70px;
  background: var(--panel-bg);
}

.image-side {
  position: relative;
  flex: 0.7;
  background: url("../images/mandi.jpg") no-repeat center center;
  background-size: cover;
}

.image-side::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 16, 0.1), rgba(20, 83, 45, 0.74));
}

/* Card */
@keyframes cardEntry {
  0% { transform: translateY(-50px); opacity: 0; }
  70% { transform: translateY(10px); opacity: 1; }
  100% { transform: translateY(0); }
}

.card {
  width: 100%;
  max-width: 400px;
  padding: 48px 36px;
  border-radius: 12px;
  text-align: center;
  animation: cardEntry 1s cubic-bezier(0.2, 0.8, 0.2, 1);
  background: var(--card-bg);
  box-shadow: var(--card-shadow);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--card-shadow-hover);
}

.logo {
  width: 90px;
  height: 90px;
  margin: 0 auto 20px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.9rem;
  color: white;
  box-shadow: 0 14px 26px rgba(22, 101, 52, 0.28);
}

h1 {
  color: var(--text);
  font-size: 1.9rem;
  margin-bottom: 9px;
}

p.sub {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

/* Form */
form { margin-top: 24px; }
.field { margin-bottom: 20px; position: relative; }

.input {
  width: 100%;
  max-width: 320px;
  padding: 14px 18px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg1);
  font-size: 1.1rem;
  color: var(--text);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.input::placeholder {
  color: var(--muted);
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.input:focus {
  background: var(--card-bg);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.18);
  transform: translateY(-2px);
  outline: none;
}

.input:focus::placeholder {
  opacity: 0.5;
}

.role-choice-group {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0 auto 12px;
  max-width: 320px;
}

.role-choice {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg1);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.role-choice span {
  color: currentColor;
  line-height: 1.2;
}

.role-choice input {
  accent-color: var(--accent);
}

.role-choice.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.18);
  transform: translateY(-1px);
}

[data-theme="dark"] .role-choice,
[data-theme="dark"] .ad-checkbox-label,
[data-theme="dark"] .checkbox-text {
  color: var(--text);
}

[data-theme="dark"] .role-choice.active {
  background: rgba(134, 239, 172, 0.2);
  color: #ecfdf5;
}

.role-note {
  max-width: 320px;
  margin: 0 auto 18px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
}

select.input {
  appearance: none;
  cursor: pointer;
}

.village-field,
.district-field {
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
  z-index: 20;
}

.village-native-select-hidden {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.village-picker {
  width: 100%;
  position: relative;
  text-align: left;
}

.village-picker-button {
  width: 100%;
  min-height: 54px;
  padding: 0 44px 0 18px;
  border: 2px solid transparent;
  border-radius: 12px;
  background: var(--bg1);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.05rem;
  font-family: inherit;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease, background 0.2s ease;
  position: relative;
}

.village-picker-button::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  position: absolute;
  right: 18px;
  top: 20px;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.village-picker.open .village-picker-button,
.village-picker-button:focus {
  background: var(--card-bg);
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.18);
  outline: none;
  transform: translateY(-2px);
}

.village-picker.open .village-picker-button::after {
  top: 24px;
  transform: rotate(225deg);
}

.village-picker.invalid .village-picker-button {
  border-color: #c2410c;
}

.picker-selected-text,
#villagePickerText,
#districtPickerText {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.village-picker-panel {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  z-index: 50;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(16px);
}

.village-picker.open .village-picker-panel {
  display: block;
}

.village-search-input {
  width: 100%;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg1);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
}

.village-search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.16);
}

.village-option-list {
  max-height: 220px;
  overflow-y: auto;
  margin-top: 8px;
  padding-right: 2px;
}

.village-option {
  width: 100%;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  display: block;
  font-family: inherit;
  padding: 10px 12px;
  text-align: left;
  transition: background 0.15s ease, color 0.15s ease;
}

.village-option:hover,
.village-option:focus,
.village-option.selected {
  background: rgba(34, 197, 94, 0.14);
  outline: none;
}

.village-option-name {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.25;
}

.village-option-meta {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.25;
  margin-top: 3px;
}

.village-option-empty {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 12px;
  text-align: center;
}

.village-picker-error {
  color: #c2410c;
  display: none;
  font-size: 0.82rem;
  font-weight: 600;
  margin-top: 7px;
  text-align: left;
}

.village-picker-error.show {
  display: block;
}

.certificate-field[hidden] {
  display: none;
}

.file-label {
  display: block;
  width: 100%;
  max-width: 320px;
  margin: 0 auto 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 700;
  text-align: left;
}

.file-input {
  padding: 12px;
}

.file-input::file-selector-button {
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  padding: 8px 12px;
  margin-right: 12px;
  cursor: pointer;
}


.toggle-password {
  position: absolute;
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--accent);
  transition: color 0.3s ease, transform 0.3s ease;
}

.toggle-password.active {
  transform: translateY(-50%) rotate(20deg) scale(1.2);
  color: var(--accent2);
}

.btn {
  padding: 16px 48px;
  border-radius: 8px;
  background: linear-gradient(135deg, #166534, #22c55e);
  color: white;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 1px;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(22, 101, 52, 0.3);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  position: relative;
  overflow: hidden;
}

form a {
  color: var(--accent) !important;
}

.btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(22, 101, 52, 0.4);
  filter: brightness(1.1);
}

.btn:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(22, 101, 52, 0.3);
}

.popup {
  position: absolute;
  top: -55px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: bold;
  font-size: 0.95rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

/* Signup page */
.signup-page {
  align-items: flex-start;
  padding: 28px;
}

.signup-page .theme-toggle {
  z-index: 20;
}

.signup-page .container {
  min-height: calc(100vh - 56px);
  max-width: 1180px;
  border-radius: 12px;
  background: var(--panel-bg);
  box-shadow: var(--card-shadow);
}

.signup-page .form-side {
  flex: 1.05;
  align-items: flex-start;
  padding: 36px 42px;
  overflow-y: auto;
}

.signup-page .card {
  max-width: 680px;
  padding: 90px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card-bg);
  box-shadow: var(--card-shadow);
  text-align: left;
  animation: none;
  backdrop-filter: none;
}

.signup-page .card:hover {
  transform: none;
  box-shadow: var(--card-shadow-hover);
}

.signup-page .logo {
  width: 58px;
  height: 58px;
  margin: 0 0 18px;
  border-radius: 8px;
  font-size: 1.45rem;
}

.signup-page h1 {
  margin: 0 0 50px;
  font-size: 2rem;
  color: var(--text);
  text-align: center;
}

.signup-page p.sub {
  margin: 0 0 22px;
}

.signup-page form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 0;
}

.signup-page .role-choice-group,
.signup-page .role-note,
.signup-page .certificate-field,
.signup-page .btn,
.signup-page form > p {
  grid-column: 1 / -1;
}

.signup-page .field {
  margin-bottom: 0;
}

.signup-page .input,
.signup-page .village-picker-button,
.signup-page .role-choice-group,
.signup-page .role-note,
.signup-page .village-field,
.signup-page .district-field,
.signup-page .file-label {
  max-width: none;
}

.signup-page .village-field,
.signup-page .district-field,
.signup-page .village-picker {
  width: 100%;
}

.signup-page .role-choice-group {
  width: 100%;
}

.signup-page .input,
.signup-page .village-picker-button {
  min-height: 50px;
  border-radius: 8px;
  font-size: 0.98rem;
}

.signup-page .input:focus,
.signup-page .village-picker.open .village-picker-button,
.signup-page .village-picker-button:focus {
  transform: none;
}

.signup-page .role-choice {
  border-radius: 8px;
}

.signup-page .role-note {
  margin: -4px 0 4px;
}

.signup-page .toggle-password {
  right: 14px;
}

.signup-page .btn {
  width: 100%;
  min-height: 50px;
  margin-top: 4px;
  border-radius: 8px;
  font-size: 1rem;
  letter-spacing: 0;
}

.signup-page .popup {
  top: 18px;
  left: 50%;
  z-index: 30;
  width: min(560px, calc(100vw - 48px));
  text-align: center;
}

.signup-image-side {
  position: relative;
  flex: 0.95;
  min-height: inherit;
  background: #071a10;
  overflow: hidden;
}

.signup-image-side img {
  width: 100%;
  height: 100%;
  min-height: calc(100vh - 56px);
  display: block;
  object-fit: cover;
}

.signup-image-side::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 26, 16, 0.08), rgba(20, 83, 45, 0.78));
}

.signup-image-copy {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 34px;
  z-index: 1;
  color: #ffffff;
}

.signup-image-copy span {
  display: block;
  margin-bottom: 10px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signup-image-copy strong {
  display: block;
  max-width: 420px;
  font-size: 2rem;
  line-height: 1.15;
}

@media (max-width: 900px) {
  .signup-page {
    padding: 0;
  }

  .signup-page .container {
    min-height: 100vh;
    border-radius: 0;
    box-shadow: none;
  }

  .signup-image-side {
    display: none;
  }

  .signup-page .form-side {
    padding: 28px 20px;
  }

  .signup-page .card {
    max-width: none;
  }
}

@media (max-width: 620px) {
  .signup-page form {
    grid-template-columns: 1fr;
  }

  .signup-page h1 {
    font-size: 1.7rem;
  }

  .signup-page .role-choice-group {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 621px) and (max-width: 760px) {
  .signup-page .role-choice-group {
    grid-template-columns: 1fr 1fr;
  }
}