/*
 * Login Screen Designer - Frontend Styles
 * Applied to wp-login.php
 * Uses CSS variables injected inline by the addon.
 */

/* ==========================================================================
   CSS CUSTOM PROPERTIES (with defaults)
   ========================================================================== */

:root {
  /* Layout */
  --llp-lsd-left-width: 64%;

  /* Typography */
  --llp-lsd-font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;

  /* Colors */
  --llp-lsd-panel-bg: #ffffff;
  --llp-lsd-text: #111827;
  --llp-lsd-muted: #6b7280;
  --llp-lsd-accent: #8E2DE2;

  /* Logo */
  --llp-lsd-logo: none;
  --llp-lsd-logo-width: 220px;
  --llp-lsd-logo-height: 44px;

  /* Background */
  --llp-lsd-bg-image: none;
  --llp-lsd-overlay-gradient: linear-gradient(135deg, #8E2DE2 0%, #4A00E0 100%);
  --llp-lsd-overlay-opacity: 0.55;

  /* Heading (v2) */
  --llp-lsd-heading-size: 26px;
  --llp-lsd-heading-weight: 800;
  --llp-lsd-heading-line-height: 1.15;
  --llp-lsd-heading-letter-spacing: -0.02em;

  /* Subheading (v2) */
  --llp-lsd-subheading-size: 13px;

  /* Inputs */
  --llp-lsd-input-bg: #ffffff;
  --llp-lsd-input-border: rgba(17, 24, 39, 0.12);
  --llp-lsd-input-radius: 10px;
  --llp-lsd-input-focus-border: rgba(142, 45, 226, 0.55);
  --llp-lsd-input-focus-shadow: 0 0 0 4px rgba(142, 45, 226, 0.18);

  /* Button */
  --llp-lsd-button-radius: 999px;
  --llp-lsd-button-gradient: linear-gradient(90deg, #8E2DE2 0%, #F64F59 100%);
  --llp-lsd-button-shadow: 0 14px 28px rgba(0, 0, 0, 0.12);
  --llp-lsd-button-color: #ffffff;
  --llp-lsd-button-weight: 800;

  /* Links */
  --llp-lsd-link-color: var(--llp-lsd-muted);
  --llp-lsd-link-hover: var(--llp-lsd-text);
}

/* ==========================================================================
   BASE LAYOUT
   ========================================================================== */

body.login {
  min-height: 100vh;
  margin: 0;
  display: flex;
  justify-content: flex-end;
  align-items: stretch;
  background: var(--llp-lsd-panel-bg);
  color: var(--llp-lsd-text);
  font-family: var(--llp-lsd-font);
}

/* Hide elements via modifier classes */
body.login.llp-lsd-hide-nav #nav { display: none; }
body.login.llp-lsd-hide-backtoblog #backtoblog { display: none; }
body.login.llp-lsd-hide-rememberme .forgetmenot { display: none; }

/* ==========================================================================
   LEFT PANEL (Background Image + Overlay)
   ========================================================================== */

body.login::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: var(--llp-lsd-left-width);
  height: 100vh;
  background-image: var(--llp-lsd-bg-image);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

body.login::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: var(--llp-lsd-left-width);
  height: 100vh;
  background: var(--llp-lsd-overlay-gradient);
  opacity: var(--llp-lsd-overlay-opacity);
  pointer-events: none;
}

/* ==========================================================================
   RIGHT PANEL (Login Form Container)
   ========================================================================== */

#login {
  position: relative;
  z-index: 2;
  width: min(420px, 100%);
  margin: 0;
  padding: clamp(28px, 4vw, 56px) clamp(18px, 3vw, 44px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  background: var(--llp-lsd-panel-bg);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   LOGO
   ========================================================================== */

body.login div#login h1 {
  margin: 0 0 18px;
}

#login h1 a,
.login h1 a {
  background-image: var(--llp-lsd-logo);
  background-size: contain;
  background-position: left center;
  background-repeat: no-repeat;
  width: var(--llp-lsd-logo-width);
  height: var(--llp-lsd-logo-height);
  margin: 0;
  transition: opacity 0.2s ease;
}

#login h1 a:hover,
.login h1 a:hover {
  opacity: 0.85;
}

/* ==========================================================================
   HEADING & SUBHEADING
   ========================================================================== */

.llp-lsd-heading {
  margin: 0 0 16px;
}

.llp-lsd-heading__title {
  font-size: var(--llp-lsd-heading-size);
  font-weight: var(--llp-lsd-heading-weight);
  letter-spacing: var(--llp-lsd-heading-letter-spacing);
  line-height: var(--llp-lsd-heading-line-height);
  color: var(--llp-lsd-text);
  margin: 0;
}

.llp-lsd-heading__subtitle {
  font-size: var(--llp-lsd-subheading-size);
  margin-top: 6px;
  color: var(--llp-lsd-muted);
  margin-bottom: 0;
}

/* ==========================================================================
   FORM
   ========================================================================== */

.login form {
  border: 0;
  box-shadow: none;
  background: transparent;
  padding: 0;
  margin: 0;
}

.login label {
  font-size: 12px;
  font-weight: 600;
  color: var(--llp-lsd-muted);
  letter-spacing: 0.02em;
}

/* ==========================================================================
   INPUTS
   ========================================================================== */

.login form .input,
.login input[type="text"],
.login input[type="password"],
.login input[type="email"] {
  border: 1px solid var(--llp-lsd-input-border);
  background: var(--llp-lsd-input-bg);
  border-radius: var(--llp-lsd-input-radius);
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.3;
  color: var(--llp-lsd-text);
  box-shadow: none;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

.login form .input:focus,
.login input[type="text"]:focus,
.login input[type="password"]:focus,
.login input[type="email"]:focus {
  border-color: var(--llp-lsd-input-focus-border);
  box-shadow: var(--llp-lsd-input-focus-shadow);
  outline: 0;
}

/* Remember me checkbox */
.login .forgetmenot {
  margin: 10px 0 0;
}

.login .forgetmenot label {
  font-weight: 500;
  font-size: 12px;
  color: var(--llp-lsd-muted);
}

/* ==========================================================================
   BUTTON
   ========================================================================== */

#wp-submit,
.login .button-primary {
  width: 100%;
  border: 0;
  border-radius: var(--llp-lsd-button-radius);
  padding: 12px 16px;
  height: auto;
  font-size: 14px;
  font-weight: var(--llp-lsd-button-weight);
  letter-spacing: 0.02em;
  background: var(--llp-lsd-button-gradient);
  color: var(--llp-lsd-button-color);
  box-shadow: var(--llp-lsd-button-shadow);
  transition: transform 0.08s ease, filter 0.12s ease;
  cursor: pointer;
}

#wp-submit:hover,
.login .button-primary:hover {
  filter: brightness(1.03);
}

#wp-submit:active,
.login .button-primary:active {
  transform: translateY(1px);
}

#wp-submit:focus,
.login .button-primary:focus {
  outline: 2px solid var(--llp-lsd-accent);
  outline-offset: 2px;
}

/* ==========================================================================
   LINKS
   ========================================================================== */

.login #nav,
.login #backtoblog {
  padding: 12px 0 0;
  margin: 0;
  text-align: left;
}

.login #nav a,
.login #backtoblog a {
  color: var(--llp-lsd-link-color);
  transition: color 0.12s ease;
}

.login #nav a:hover,
.login #backtoblog a:hover {
  color: var(--llp-lsd-link-hover);
}

/* ==========================================================================
   AJAX STATUS MESSAGES
   ========================================================================== */

.llp-lsd-ajax-status {
  margin-top: 12px;
  font-size: 12px;
  color: var(--llp-lsd-muted);
}

.llp-lsd-ajax-status.is-error {
  color: #b91c1c;
}

.llp-lsd-ajax-status.is-success {
  color: #047857;
}

/* ==========================================================================
   ERROR / NOTICE BOXES
   ========================================================================== */

.login #login_error,
.login .message,
.login .success {
  border-left: 4px solid var(--llp-lsd-accent);
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(142, 45, 226, 0.05);
}

.login #login_error {
  border-left-color: #dc2626;
  background: rgba(220, 38, 38, 0.05);
}

.login .success {
  border-left-color: #059669;
  background: rgba(5, 150, 105, 0.05);
}

/* ==========================================================================
   PREVIEW MODE STYLES
   ========================================================================== */

body.login.llp-lsd-preview-mode {
  /* Force desktop layout in preview mode regardless of viewport */
  min-height: 100vh;
  display: flex;
  justify-content: flex-end;
  align-items: stretch;
}

/* Force left panel to show in preview mode */
body.login.llp-lsd-preview-mode::before,
body.login.llp-lsd-preview-mode::after {
  display: block !important;
  width: var(--llp-lsd-left-width) !important;
}

body.login.llp-lsd-preview-mode #login {
  min-height: 100vh;
  border-radius: 0;
  margin: 0;
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.08);
}

body.login.llp-lsd-preview-mode * {
  cursor: pointer !important;
}

/* Highlight overlay (injected by preview.js, but base styles here) */
.llp-lsd-highlight-overlay {
  pointer-events: none;
}

/* ==========================================================================
   RESPONSIVE: TABLET (769px - 1024px)
   ========================================================================== */

@media (max-width: 1024px) and (min-width: 769px) {
  :root {
    --llp-lsd-left-width: 50%;
  }

  #login {
    width: min(380px, 100%);
    padding: clamp(24px, 3vw, 40px) clamp(16px, 2.5vw, 32px);
  }

  .llp-lsd-heading__title {
    font-size: calc(var(--llp-lsd-heading-size) * 0.9);
  }
}

/* Device class override for tablet preview */
body.login.llp-lsd-device-tablet {
  --llp-lsd-left-width: 50%;
}

body.login.llp-lsd-device-tablet #login {
  width: min(380px, 100%);
  padding: 24px 20px;
}

/* ==========================================================================
   RESPONSIVE: MOBILE (max-width: 600px)
   Note: Using 600px to ensure preview iframe shows full layout
   ========================================================================== */

@media (max-width: 600px) {
  body.login:not(.llp-lsd-preview-mode) {
    justify-content: center;
    align-items: center;
    padding: 20px;
  }

  /* Hide left panel on mobile - but not in preview mode */
  body.login:not(.llp-lsd-preview-mode)::before,
  body.login:not(.llp-lsd-preview-mode)::after {
    width: 0;
    display: none;
  }

  #login {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.10);
    min-height: auto;
    margin: 0;
    border-radius: 18px;
    width: 100%;
    max-width: 400px;
    padding: 28px 24px;
  }

  #login h1 a,
  .login h1 a {
    background-position: center;
    margin: 0 auto;
  }

  .llp-lsd-heading {
    text-align: center;
  }

  .llp-lsd-heading__title {
    font-size: calc(var(--llp-lsd-heading-size) * 0.85);
  }

  .llp-lsd-heading__subtitle {
    font-size: calc(var(--llp-lsd-subheading-size) * 0.95);
  }

  .login #nav,
  .login #backtoblog {
    text-align: center;
  }
}

/* Device class override for mobile preview */
body.login.llp-lsd-device-mobile {
  justify-content: center;
  align-items: center;
  padding: 20px;
}

body.login.llp-lsd-device-mobile::before,
body.login.llp-lsd-device-mobile::after {
  width: 0;
  display: none;
}

body.login.llp-lsd-device-mobile #login {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.10);
  min-height: auto;
  margin: 0;
  border-radius: 18px;
  width: 100%;
  max-width: 400px;
  padding: 28px 24px;
}

body.login.llp-lsd-device-mobile #login h1 a {
  background-position: center;
  margin: 0 auto;
}

body.login.llp-lsd-device-mobile .llp-lsd-heading {
  text-align: center;
}

body.login.llp-lsd-device-mobile .login #nav,
body.login.llp-lsd-device-mobile .login #backtoblog {
  text-align: center;
}

/* ==========================================================================
   RESPONSIVE: SMALL MOBILE (max-width: 480px)
   ========================================================================== */

@media (max-width: 480px) {
  body.login {
    padding: 12px;
  }

  #login {
    padding: 24px 20px;
    border-radius: 14px;
  }

  .llp-lsd-heading__title {
    font-size: calc(var(--llp-lsd-heading-size) * 0.75);
  }

  #wp-submit,
  .login .button-primary {
    padding: 14px 16px;
    font-size: 15px;
  }
}

/* ==========================================================================
   HIGH CONTRAST / ACCESSIBILITY
   ========================================================================== */

@media (prefers-contrast: high) {
  .login form .input,
  .login input[type="text"],
  .login input[type="password"],
  .login input[type="email"] {
    border-width: 2px;
    border-color: var(--llp-lsd-text);
  }

  #wp-submit,
  .login .button-primary {
    border: 2px solid currentColor;
  }
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

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

/* ==========================================================================
   DARK MODE SUPPORT (for future use)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
  body.login.llp-lsd-auto-dark {
    --llp-lsd-panel-bg: #1f2937;
    --llp-lsd-text: #f9fafb;
    --llp-lsd-muted: #9ca3af;
    --llp-lsd-input-bg: #374151;
    --llp-lsd-input-border: rgba(255, 255, 255, 0.1);
  }
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
  body.login::before,
  body.login::after {
    display: none;
  }

  #login {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}