/* ====================================
   MODERN LOGIN PAGE - 2024 DESIGN
   ==================================== */

/* CSS Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Modern Color Palette */
  --primary-color: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: #818cf8;
  --secondary-color: #8b5cf6;
  --success-color: #10b981;
  --error-color: #ef4444;
  --warning-color: #f59e0b;

  /* Neutral Colors */
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-light: #9ca3af;
  --bg-white: #ffffff;
  --bg-gray: #f9fafb;
  --border-color: #e5e7eb;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Body & HTML */
html,
body {
  height: 100%;
  width: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto",
    "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  background: linear-gradient(135deg, #00b5ad 0%, #00a651 100%);
  position: relative;
  min-height: 100vh;
}

/* Animated Background Gradient - DCPS Brand Colors */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    #00b5ad 0%,
    #00a651 25%,
    #fdb813 50%,
    #e31837 75%,
    #00b5ad 100%
  );
  background-size: 400% 400%;
  -webkit-animation: gradientShift 15s ease infinite;
  animation: gradientShift 15s ease infinite;
  z-index: -1;
}

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

/* Floating Particles Effect */
body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(
      circle at 20% 80%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 255, 255, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 40%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    );
  -webkit-animation: particleFloat 20s ease-in-out infinite;
  animation: particleFloat 20s ease-in-out infinite;
  z-index: -1;
  pointer-events: none;
}

@-webkit-keyframes particleFloat {
  0%, 100% { -webkit-transform: translateY(0) scale(1); transform: translateY(0) scale(1); }
  50% { -webkit-transform: translateY(-20px) scale(1.1); transform: translateY(-20px) scale(1.1); }
}
@keyframes particleFloat {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-20px) scale(1.1);
  }
}

/* No Script Warning */
#noScript {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: var(--spacing-lg);
  background: var(--warning-color);
  color: white;
  text-align: center;
  z-index: 9999;
  box-shadow: var(--shadow-lg);
}

/* Main Container */
#fullPage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--spacing-lg);
  width: 100%;
}

/* Hide branding wrapper - we're using full screen gradient instead */
#brandingWrapper {
  display: none;
}

/* Content Wrapper - Modern Card Design */
#contentWrapper {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  -webkit-animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@-webkit-keyframes fadeInUp {
  from { opacity: 0; -webkit-transform: translateY(30px); transform: translateY(30px); }
  to { opacity: 1; -webkit-transform: translateY(0); transform: translateY(0); }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Login Card */
#content {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
  margin: 0;
  min-height: auto;
}

/* Glassmorphism shine effect */
#content::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s;
}

#content:hover::before {
  left: 100%;
}

/* Header */
#header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding-top: 0;
  min-height: auto;
}

/* Organization Logo */
#orgLogo {
  max-width: 280px;
  width: 100%;
  height: auto;
  margin: 0 auto var(--spacing-lg) auto;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
  transition: transform var(--transition-base), filter var(--transition-base);
  -webkit-animation: logoFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s backwards;
  animation: logoFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s backwards;
}

#orgLogo:hover {
  transform: scale(1.02);
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15));
}

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

/* Service Name Text (below logo, if loaded from API) */
.service-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
  margin-top: var(--spacing-xs);
  letter-spacing: 0.025em;
  text-transform: uppercase;
  opacity: 0.8;
}

#header img:not(#orgLogo) {
  max-width: 200px;
  height: auto;
  margin-bottom: var(--spacing-md);
}

#workArea {
  width: 100%;
  margin-bottom: 0;
}

/* Login Area */
#authArea {
  margin: 0;
}

#loginArea {
  width: 100%;
}

#loginMessage {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xl);
  text-align: center;
  letter-spacing: -0.025em;
}

/* Forms */
#formsAuthenticationArea {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* Input Groups */
#UsernameArea,
#PasswordArea {
  position: relative;
  width: 100%;
}

/* Modern Input Styling */
input.text,
input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--bg-white);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  outline: none;
  margin-bottom: 0;
}

input.text::placeholder,
input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="password"]::placeholder {
  color: var(--text-light);
}

input.text:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus {
  border-color: #00b5ad;
  box-shadow: 0 0 0 3px rgba(0, 181, 173, 0.15);
  transform: translateY(-1px);
}

input.text:hover:not(:focus),
input[type="text"]:hover:not(:focus),
input[type="email"]:hover:not(:focus),
input[type="password"]:hover:not(:focus) {
  border-color: var(--primary-light);
}

/* Floating Label Effect (Optional Enhancement) */
.input-wrapper {
  position: relative;
}

.input-wrapper input:focus + label,
.input-wrapper input:not(:placeholder-shown) + label {
  transform: translateY(-1.75rem) scale(0.875);
  color: var(--primary-color);
}

/* Keep Me Signed In */
#KmsiArea {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-md) 0;
}

/* Modern Checkbox */
.checkbox-wrapper-14 {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.checkbox-wrapper-14 input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  margin: 0;
}

.checkbox-wrapper-14 label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  margin: 0;
}

/* Loading Area */
#LoadingArea {
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

#Loading {
  width: 32px;
  height: 32px;
  animation: spin 1s linear infinite;
}

@-webkit-keyframes spin {
  from { -webkit-transform: rotate(0deg); transform: rotate(0deg); }
  to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Error Message */
#error {
  min-height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#errorText {
  color: var(--error-color);
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  margin: 0;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.1);
  display: none; /* Hidden by default, shown via JavaScript */
}

#errorText:not(:empty) {
  display: inline-block; /* Show only when there's content */
}

/* Error container visibility is managed by JavaScript (Safari does not
   dynamically re-evaluate :has() when content changes via script). */

@-webkit-keyframes shake {
  0%, 100% { -webkit-transform: translateX(0); transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { -webkit-transform: translateX(-5px); transform: translateX(-5px); }
  20%, 40%, 60%, 80% { -webkit-transform: translateX(5px); transform: translateX(5px); }
}
@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  10%,
  30%,
  50%,
  70%,
  90% {
    transform: translateX(-5px);
  }
  20%,
  40%,
  60%,
  80% {
    transform: translateX(5px);
  }
}

/* Bottom Area */
#bottomArea {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* Submit Button - Modern Gradient */
#submissionArea {
  margin: 0;
}

button.submit,
span.submit,
input[type="submit"] {
  display: block;
  width: 100%;
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  color: white;
  background: linear-gradient(135deg, #00b5ad 0%, #00a651 100%);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

button.submit::before,
span.submit::before,
input[type="submit"]::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #009b94 0%, #008f47 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

button.submit:hover::before,
span.submit:hover::before,
input[type="submit"]:hover::before {
  opacity: 1;
}

button.submit:hover,
span.submit:hover,
input[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 20px -5px rgba(0, 181, 173, 0.5),
    0 4px 8px -2px rgba(0, 0, 0, 0.1);
}

button.submit:active,
span.submit:active,
input[type="submit"]:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

button.submit > *,
span.submit > *,
input[type="submit"] > * {
  position: relative;
  z-index: 1;
}

/* Disabled State */
.sp_disabled,
button.submit:disabled,
span.submit:disabled,
input[type="submit"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

/* Introduction Links */
#introduction {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  text-align: center;
  margin: 0;
}

#introduction p {
  margin: 0;
}

#introduction a {
  color: #00b5ad;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
  display: inline-block;
}

#introduction a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #00b5ad;
  transition: width var(--transition-base);
}

#introduction a:hover {
  color: #009b94;
}

#introduction a:hover::after {
  width: 100%;
}

/* Footer */
#footerPlaceholder {
  display: none;
}

#footer {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg) 0 0 0;
  text-align: center;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

#footerLinks {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding: 0;
}

#buildDetails {
  font-size: 0.75rem;
  color: var(--text-light);
  font-family: "Courier New", monospace;
}

/* Responsive Design */

/* Tablet */
@media only screen and (max-width: 768px) {
  #contentWrapper {
    max-width: 420px;
  }

  #content {
    padding: var(--spacing-xl);
  }

  #loginMessage {
    font-size: 1.5rem;
  }
}

/* Mobile */
@media only screen and (max-width: 480px) {
  body {
    font-size: 14px;
  }

  #fullPage {
    padding: var(--spacing-sm);
  }

  #contentWrapper {
    max-width: 100%;
  }

  #content {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-xl);
  }

  #header {
    margin-bottom: var(--spacing-md);
  }

  #loginMessage {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
  }

  #orgLogo {
    max-width: 180px;
    margin-bottom: var(--spacing-md);
  }

  #formsAuthenticationArea {
    gap: var(--spacing-md);
  }

  #bottomArea {
    gap: var(--spacing-sm);
  }

  input.text,
  input[type="text"],
  input[type="email"],
  input[type="password"] {
    padding: 0.625rem 0.75rem;
    font-size: 1rem;
  }

  button.submit,
  span.submit,
  input[type="submit"] {
    padding: 0.625rem 1.25rem;
  }
}

/* Landscape Mobile */
@media only screen and (max-height: 600px) and (orientation: landscape) {
  #fullPage {
    padding: var(--spacing-sm);
  }

  #content {
    padding: var(--spacing-lg);
  }

  #header {
    margin-bottom: var(--spacing-md);
  }

  #loginMessage {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
  }

  #formsAuthenticationArea {
    gap: var(--spacing-md);
  }
}

/* Dark Mode Support (Future Enhancement) */
@media (prefers-color-scheme: dark) {
  /* Can add dark mode styles here if needed */
}

/* Print Styles */
@media print {
  body::before,
  body::after {
    display: none;
  }

  #content {
    box-shadow: none;
    border: 1px solid var(--border-color);
  }
}

/* Screen Reader Only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus Visible for Keyboard Navigation */
*:focus-visible {
  outline: 2px solid #00b5ad;
  outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  input.text,
  input[type="text"],
  input[type="email"],
  input[type="password"] {
    border-width: 3px;
  }
}