/* ========================================
   CSS Variables - Tema Corporativo ISP
======================================== */
:root {
  --primary: #1a56db;
  --primary-dark: #1e429f;
  --primary-light: #3f83f8;
  --secondary: #0694a2;
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --bg-body: #f9fafb;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --border-color: #e5e7eb;
  --success: #057a55;
  --error: #c81e1e;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* ========================================
   Reset & Base
======================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  background: #f3f4f6;
  background-image: linear-gradient(to right, #e5e7eb 1px, transparent 1px),
    linear-gradient(to bottom, #e5e7eb 1px, transparent 1px);
  background-size: 40px 40px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  z-index: 1000;
}

/* ========================================
   Login Container
======================================== */
.login-container {
  width: 100%;
  max-width: 440px;
  animation: fadeInUp 0.4s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   Login Card
======================================== */
.login-card {
  background: var(--bg-card);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

/* ========================================
   Login Header
======================================== */
.login-header {
  text-align: center;
  padding: 40px 32px 32px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

.login-logo {
  width: 64px;
  height: 64px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  margin: 0 auto 20px;
}

.login-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.login-header p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* ========================================
   Login Body
======================================== */
.login-body {
  padding: 32px;
}

/* ========================================
   Form Group
======================================== */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-group label i {
  margin-right: 6px;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* ========================================
   Input Group
======================================== */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-group input {
  width: 100%;
  padding: 11px 14px;
  padding-right: 44px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.9375rem;
  color: var(--text-primary);
  background: var(--bg-input);
  transition: all 0.15s ease;
  font-weight: 400;
}

.input-group input:hover {
  border-color: #d1d5db;
}

.input-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

.input-group input::placeholder {
  color: var(--text-muted);
}

.toggle-password {
  position: absolute;
  right: 8px;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9375rem;
  transition: all 0.15s ease;
  border-radius: 4px;
}

.toggle-password:hover {
  background: var(--bg-body);
  color: var(--primary);
}

/* ========================================
   Checkbox
======================================== */
.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  accent-color: var(--primary);
}

.form-check label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  font-weight: 500;
}

/* ========================================
   Buttons
======================================== */
.btn-login {
  width: 100%;
  padding: 12px 20px;
  border: none;
  border-radius: 6px;
  background: var(--primary);
  color: white;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

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

.btn-login:active {
  transform: scale(0.98);
}

.btn-login:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.2);
}

.btn-login i {
  font-size: 1rem;
}

/* ========================================
   Login Footer
======================================== */
.login-footer {
  padding: 20px 32px;
  background: #f9fafb;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.login-help p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 400;
}

.login-help a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  font-size: 0.875rem;
}

.login-help a:hover {
  color: var(--primary-dark);
}

.login-help a i {
  font-size: 0.875rem;
}

.login-info {
  display: none;
}

/* ========================================
   Error Messages
======================================== */
.error-message {
  display: none;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-left: 3px solid var(--error);
  border-radius: 6px;
  color: #991b1b;
  font-size: 0.875rem;
  margin-bottom: 20px;
  font-weight: 500;
}

.error-message.show {
  display: flex;
}

.error-message i {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ========================================
   Success Messages
======================================== */
.success-message {
  display: none;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-left: 3px solid var(--success);
  border-radius: 6px;
  color: #065f46;
  font-size: 0.875rem;
  margin-bottom: 20px;
  font-weight: 500;
}

.success-message.show {
  display: flex;
}

.success-message i {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ========================================
   Loading State
======================================== */
.btn-login.loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn-login .spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn-login.loading .spinner {
  display: block;
}

.btn-login.loading .btn-text {
  display: none;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 576px) {
  body {
    padding: 16px;
  }

  .login-container {
    max-width: 100%;
  }

  .login-header {
    padding: 32px 24px 24px;
  }

  .login-header h1 {
    font-size: 1.375rem;
  }

  .login-logo {
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
  }

  .login-body {
    padding: 28px 24px;
  }

  .login-footer {
    padding: 18px 24px;
  }

  .form-group {
    margin-bottom: 18px;
  }

  .input-group input {
    padding: 10px 12px;
    padding-right: 42px;
    font-size: 0.875rem;
  }

  .btn-login {
    padding: 11px 18px;
    font-size: 0.875rem;
  }
}

@media (max-width: 380px) {
  .login-header {
    padding: 28px 20px 20px;
  }

  .login-body {
    padding: 24px 20px;
  }

  .login-footer {
    padding: 16px 20px;
  }
}
/* =========================
   MODAL RECUPERAR CONTRASEÑA
========================= */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.55);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.modal-box {
  background: #ffffff;
  padding: 25px;
  width: 90%;
  max-width: 400px;
  border-radius: 15px;
  text-align: center;
  animation: fadeIn 0.3s ease;
}

.modal-box h2 {
  margin-bottom: 10px;
  color: #333;
}

.modal-whatsapp {
  margin: 15px 0;
  padding: 10px;
  background: #e6fff0;
  color: #1aa345;
  border: 1px solid #1aa345;
  border-radius: 10px;
  font-size: 18px;
}

.modal-btn {
  background: #007bff;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
}

.modal-btn:hover {
  background: #005fcc;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}