:root {
  --navy-1: #0b1d36;
  --navy-2: #14345f;
  --navy-3: #1f4f8f;
  --navy-4: #0f2748;
  --sky: #53adda;
  --sky-soft: #a8d8f2;
  --line: rgba(255, 255, 255, 0.12);
  --panel-right: rgba(248, 250, 253, 0.94);
  --panel-right-2: rgba(255, 255, 255, 0.72);
  --text-dark: #17313a;
  --text-soft: #61747c;
  --text-light: #f6fbfd;
  --danger: #d9534f;
  --success: #2caa72;
  --warning: #d48c18;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.30);
  --shadow-soft: 0 18px 38px rgba(15, 39, 72, 0.14);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-pill: 999px;
  --transition: 220ms ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  background:
    linear-gradient(rgba(8, 21, 30, 0.18), rgba(8, 21, 30, 0.18)),
    url('../img/Agro.jpg') center center / cover no-repeat fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px;
  color: var(--text-dark);
  overflow-x: hidden;
}

.page-shell {
  width: 100%;
  max-width: 980px;
  animation: fadeUp 0.6s ease;
}

.main-card {
  width: 100%;
  min-height: 580px;
  display: grid;
  grid-template-columns: 310px 1fr;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow);
  backdrop-filter: blur(4px);
  position: relative;
}

.main-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-xl);
  pointer-events: none;
}

.left-panel {
  background: linear-gradient(180deg, rgba(11,29,54,0.97), rgba(20,52,95,0.96));
  color: var(--text-light);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  isolation: isolate;
}

.left-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(160deg, rgba(255,255,255,0.04), transparent 35%),
    radial-gradient(circle at 20% 20%, rgba(83, 173, 218, 0.20), transparent 30%);
  z-index: -1;
}

.left-panel::after {
  content: '';
  position: absolute;
  inset: auto -40px -40px auto;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(132, 200, 238, 0.18), transparent 70%);
  pointer-events: none;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.brand-logo {
  width: 86px;
  height: 86px;
  object-fit: contain;
  flex-shrink: 0;
  filter: drop-shadow(0 8px 18px rgba(0,0,0,0.2));
  background: transparent;
  display: block;
}

.brand-text {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0.2px;
}

.brand-text span {
  color: #b8e4ff;
  font-weight: 700;
}

.left-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 18px;
  padding: 4px 4px 14px;
}

.left-center h1 {
  font-size: 30px;
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: 0.2px;
}

.left-center p {
  font-size: 15px;
  line-height: 1.7;
  max-width: 245px;
  color: rgba(246, 251, 253, 0.92);
}

.switch-btn,
.action-btn {
  border: none;
  background: linear-gradient(135deg, var(--navy-3), var(--navy-2));
  color: white;
  border-radius: var(--radius-pill);
  padding: 16px 30px;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  min-width: 200px;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition), opacity var(--transition);
  box-shadow: 0 12px 28px rgba(10, 29, 56, 0.22);
  position: relative;
  overflow: hidden;
}

.switch-btn::before,
.action-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.18), transparent);
  transform: translateX(-120%);
  transition: transform 500ms ease;
}

.switch-btn:hover,
.action-btn:hover,
.mini-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(10, 29, 56, 0.26);
}

.switch-btn:hover::before,
.action-btn:hover::before {
  transform: translateX(120%);
}

.switch-btn:active,
.action-btn:active,
.mini-btn:active {
  transform: translateY(0);
}

.action-btn.loading,
.switch-btn.loading {
  opacity: 0.7;
  pointer-events: none;
  cursor: wait;
}

.action-btn.loading::after {
  content: ' ⏳';
}

.left-footer { min-height: 12px; }

.right-panel {
  background: var(--panel-right);
  padding: 34px 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  isolation: isolate;
}

.right-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(83,173,218,0.10), transparent 25%),
    linear-gradient(180deg, rgba(255,255,255,0.30), rgba(255,255,255,0));
  z-index: -1;
}

.screen {
  width: 100%;
  max-width: 470px;
  display: none;
  animation: fadeUp 0.35s ease;
}

.screen.active { display: block; }

.login-shell {
  background: var(--panel-right-2);
  border: 1px solid rgba(23, 56, 104, 0.08);
  border-radius: 28px;
  padding: 28px 26px 24px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(8px);
}

.login-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.login-logo {
  width: 108px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 18px rgba(15,39,72,0.10));
}

.screen h2 {
  font-size: 22px;
  text-align: center;
  color: var(--navy-2);
  margin-bottom: 8px;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: 0.2px;
}

.screen .subtitle {
  text-align: center;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.form-stack { display: grid; gap: 14px; }

.input-wrap { position: relative; }

.input-wrap input,
.input-wrap textarea {
  width: 100%;
  border: 1px solid rgba(23, 56, 104, 0.14);
  border-radius: 18px;
  padding: 17px 18px;
  font-size: 16px;
  background: rgba(255,255,255,0.98);
  color: var(--text-dark);
  outline: none;
  resize: vertical;
  min-height: 58px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition), background var(--transition);
}

.input-wrap textarea { min-height: 100px; }

.input-wrap input:hover,
.input-wrap textarea:hover,
.search-box input:hover {
  border-color: rgba(31, 79, 143, 0.30);
}

.input-wrap input:focus,
.input-wrap textarea:focus,
.search-box input:focus {
  border-color: rgba(32, 77, 141, 0.55);
  box-shadow: 0 0 0 4px rgba(78, 169, 218, 0.14);
  transform: translateY(-1px);
  background: white;
}

.input-wrap input::placeholder,
.input-wrap textarea::placeholder {
  color: #6d7b84;
  opacity: 1;
}

.field-error {
  display: none;
  font-size: 12px;
  margin-top: 8px;
  color: var(--danger);
  padding-left: 2px;
}

.input-wrap.invalid input,
.input-wrap.invalid textarea {
  border-color: rgba(217, 83, 79, 0.55);
  box-shadow: 0 0 0 4px rgba(217, 83, 79, 0.10);
}

.input-wrap.invalid .field-error { display: block; }

.action-row {
  display: flex;
  justify-content: center;
  margin-top: 18px;
  gap: 12px;
  flex-wrap: wrap;
}

.secondary-btn {
  background: linear-gradient(135deg, #dfe6eb, #d5dce2);
  color: #1f2f35;
  box-shadow: none;
}

.message {
  display: none;
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
}

.message.show { display: block; }
.message.error {
  background: rgba(217, 83, 79, 0.10);
  color: #9d2e2a;
  border: 1px solid rgba(217, 83, 79, 0.16);
  animation: shake 0.28s ease;
}
.message.ok {
  background: rgba(44, 170, 114, 0.10);
  color: #177849;
  border: 1px solid rgba(44, 170, 114, 0.16);
}
.message.warning {
  background: rgba(212, 140, 24, 0.10);
  color: #8b5d0d;
  border: 1px solid rgba(212, 140, 24, 0.18);
}

.welcome-box {
  background: rgba(23, 56, 104, 0.05);
  border: 1px solid rgba(23, 56, 104, 0.10);
  border-radius: 26px;
  padding: 26px 22px;
  margin-top: 10px;
  text-align: center;
  box-shadow: var(--shadow-soft);
}

.welcome-box h3 {
  color: var(--navy-2);
  font-size: 29px;
  margin-bottom: 12px;
}

.welcome-box p {
  color: #4e6168;
  font-size: 17px;
  line-height: 1.65;
}

.admin-header {
  text-align: center;
  margin-bottom: 18px;
}

.admin-header h3 {
  color: var(--navy-2);
  font-size: 30px;
  margin-bottom: 10px;
}

.admin-header p {
  color: var(--text-soft);
  line-height: 1.6;
  font-size: 15px;
}

.mini-tools {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 14px;
  margin-bottom: 18px;
}

.mini-btn {
  border: none;
  background: #e8eef1;
  color: #274047;
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.mini-btn:hover { box-shadow: 0 8px 18px rgba(0,0,0,0.08); }

.status-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--text-soft);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  font-weight: 700;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 6px rgba(44,170,114,0.10);
}

.users-panel {
  margin-top: 18px;
  background: rgba(0,0,0,0.03);
  border-radius: 24px;
  padding: 18px;
  max-height: 260px;
  overflow: auto;
}

.users-panel h4 {
  text-align: center;
  margin-bottom: 14px;
  color: var(--navy-2);
  font-size: 20px;
}

.search-box { margin-bottom: 14px; }

.search-box input {
  width: 100%;
  border: 1px solid rgba(23,49,58,0.18);
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 15px;
  background: white;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.user-item {
  background: white;
  border-radius: 18px;
  padding: 14px;
  border: 1px solid rgba(0,0,0,0.06);
  margin-bottom: 10px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.04);
  transition: transform var(--transition), box-shadow var(--transition);
}

.user-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.06);
}

.user-item strong {
  display: block;
  font-size: 16px;
  color: #244149;
  margin-bottom: 6px;
}

.user-item p {
  font-size: 12.5px;
  color: #5a6c74;
  line-height: 1.55;
  word-break: break-word;
}

.user-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.user-actions button {
  border: none;
  border-radius: var(--radius-pill);
  padding: 10px 14px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
}

.edit-btn   { background: #d9eef1; color: #24545f; }
.delete-btn { background: #ffe4e3; color: #ad3f3b; }

.capsule-note {
  margin-top: 12px;
  text-align: center;
  font-size: 12px;
  color: var(--text-soft);
  line-height: 1.5;
}

.hidden { display: none !important; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25%       { transform: translateX(-4px); }
  50%       { transform: translateX(4px); }
  75%       { transform: translateX(-3px); }
}

@media (max-width: 1100px) {
  .page-shell { max-width: 860px; }
  .main-card  { grid-template-columns: 1fr; }
  .left-panel { min-height: 280px; }
  .right-panel { padding: 28px 22px 34px; }
}

@media (max-width: 680px) {
  body { padding: 12px; }
  .left-panel, .right-panel { padding: 24px 16px; }
  .main-card { border-radius: 24px; min-height: auto; }
  .brand { align-items: flex-start; }
  .brand-logo { width: 72px; height: 72px; }
  .brand-text { font-size: 18px; }
  .left-center h1 { font-size: 27px; }
  .login-shell { padding: 22px 18px; }
  .action-btn, .switch-btn { min-width: 100%; }
}