:root {
  --primary-color: #1d1d1b; /* Brand Black */
  --btn-entry: #3b82f6; /* Original Blue */
  --btn-entry-hover: #2563eb;
  --btn-exit: #f59e0b; /* Original Amber */
  --btn-exit-hover: #d97706;
  --accent-color: #c9a66b;
  --bg-color: #f8f4e8;
  --card-bg: #ffffff;
  --text-main: #1d1d1b;
  --text-muted: #6b6b6b;
  --border-color: #e5e0d1;
  --success-color: #3d5a45; /* Dark Forest Green */
  --danger-color: #8b3a3a; /* Deep Red */
  --shadow: 0 4px 20px rgba(29, 29, 27, 0.05);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  min-height: 100vh;
  padding: 3rem 1.5rem;
  line-height: 1.6;
}

/* Header & Brand Identity */
.brand-header {
  text-align: center;
  margin-bottom: 4rem;
  animation: fadeIn 1s ease-out;
}

.brand-name {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  letter-spacing: 0.15em;
  font-weight: 500;
  margin-bottom: 0.2rem;
  color: var(--primary-color);
}

.brand-tagline {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--text-muted);
  font-weight: 400;
}

.app-container {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  opacity: 0;
  animation: fadeIn 0.8s forwards;
  animation-delay: 0.2s;
}

#login-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 4rem 0;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 0; /* Minimalist straight corners */
  padding: 3.5rem 3rem;
  box-shadow: var(--shadow);
  margin-bottom: 2.5rem;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.login-card {
  max-width: 500px;
  width: 100%;
}

h1, h2 {
  font-family: 'Playfair Display', serif;
  font-weight: 500;
  margin-bottom: 2rem;
  letter-spacing: 0.02em;
}

h2 {
  font-size: 1.6rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}

/* Form Elements */
.form-group {
  margin-bottom: 2rem;
}

label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
}

select, .input-text {
  width: 100%;
  padding: 1.2rem;
  background-color: transparent;
  border: 1px solid #d1ccbc;
  border-radius: 0;
  color: var(--text-main);
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.3s;
}

select:focus, .input-text:focus {
  border-color: var(--primary-color);
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%231d1d1b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.2rem center;
  background-size: 1rem;
}

/* Buttons */
.btn {
  padding: 1.2rem 2rem;
  border: none;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
}

.btn.primary {
  background-color: var(--btn-entry);
  color: #fff;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.btn.primary:hover {
  background-color: var(--btn-entry-hover);
  letter-spacing: 0.18em;
}

.btn.secondary {
  background-color: var(--btn-exit);
  border: none;
  color: #fff;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn.secondary:hover {
  background-color: var(--btn-exit-hover);
  color: #fff;
}

.btn.outline {
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.btn.outline:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.btn.danger.outline {
  color: var(--danger-color);
  border-color: rgba(139, 58, 58, 0.3);
}

.btn.danger.outline:hover {
  background-color: var(--danger-color);
  color: #fff;
  border-color: var(--danger-color);
}

/* Layout Elements */
header {
  text-align: center;
  margin-bottom: 2.5rem;
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 2rem;
}

.brand-name-header {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  margin-bottom: 0.2rem;
  color: var(--primary-color);
  text-align: center;
}

.brand-tagline-header {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 1.5rem;
}

.login-external-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.brand-divider {
  width: 100px;
  height: 1px;
  background-color: var(--primary-color);
  margin: 0 auto 3rem auto;
  opacity: 0.6;
}

.login-title, .main-page-title {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: var(--primary-color);
  text-align: center;
  line-height: 1.2;
}

#clock {
  font-family: 'Playfair Display', serif;
  font-size: 3.5rem;
  font-weight: 400;
  color: var(--primary-color);
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

#date-display {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: lowercase;
  font-style: italic;
}.status-badge {
  padding: 0.5rem 1rem;
  border-radius: 0;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.status-normal {
  border: 1px solid #d1ccbc;
  color: var(--text-muted);
}

.status-extra {
  background-color: #f0e6cf;
  color: #8b6e3a;
  border: 1px solid #dcc9a0;
}

.status-pending {
  background-color: #1d1d1b;
  color: #fff;
  animation: pulse 2s infinite;
}

/* Tables */
.table-responsive {
  margin-top: 2rem;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-color);
}

table {
  min-width: 600px;
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 0.5rem;
}

th {
  text-align: left;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  padding: 1.5rem 1rem;
  border-bottom: 2px solid var(--primary-color);
  white-space: nowrap;
}

td {
  padding: 1.5rem 1rem;
  background: transparent;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
  white-space: nowrap;
}

.amount {
  font-family: 'Playfair Display', serif;
  font-weight: 500;
  font-size: 1.1rem;
}

.total-amount {
  font-weight: 700;
  color: var(--primary-color);
}

/* Messages */
.message {
  margin-top: 1.5rem;
  padding: 1rem;
  font-size: 0.9rem;
  border-left: 3px solid var(--primary-color);
}

.message.success {
  background-color: #f1f7f2;
  border-color: var(--success-color);
  color: var(--success-color);
}

.message.error {
  background-color: #fcf4f4;
  border-color: var(--danger-color);
  color: var(--danger-color);
}

/* Utils */
.hidden { display: none !important; }

.user-badge {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0% { opacity: 0.8; }
  50% { opacity: 1; }
  100% { opacity: 0.8; }
}

@media (max-width: 768px) {
  body { padding: 1.5rem 1rem; }
  
  .card {
    padding: 2rem 1.5rem;
  }
  
  .brand-name-header { font-size: 1.4rem; letter-spacing: 0.15em; }
  .login-title, .main-page-title { font-size: 1.8rem; }
  
  #clock { font-size: 2.5rem; }
  
  .admin-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .admin-actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }
  
  .admin-actions .btn {
    width: 100%;
    padding: 0.8rem;
    font-size: 0.7rem;
  }

  .action-buttons {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .brand-name-header { font-size: 1.2rem; }
  .login-title, .main-page-title { font-size: 1.5rem; }
  #clock { font-size: 2rem; }
  
  .login-card {
    padding: 1.5rem 1rem;
  }

  .brand-divider {
    margin-bottom: 2rem;
  }
}