/* css/main.css */

/* --- 1. RESET & BASE --- */
:root {
  /* Default fallbacks if variables.css hasn't loaded */
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-normal: 0.3s ease;
  
  /* Touch Target Minimums (WCAG AA) */
  --touch-target-min: 44px;
}

html {
  /* PRODUCTION UPGRADE: Smooth scrolling for anchor links */
  scroll-behavior: smooth;
  overflow-x: clip;
}

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

body {
  font-family: var(--font-family);
  background: var(--bg, #ffffff);
  color: var(--text, #0f172a);
  width: 100%;
  max-width: 100vw;
  overflow-x: clip;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  /* Text rendering optimization */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* PRODUCTION UPGRADE: Themed Custom Scrollbar for Main Window */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 5px;
  border: 2px solid var(--bg); /* Creates padding effect */
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}

/* --- 2. ACCESSIBILITY --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--accent);
  color: #fff;
  padding: 0.75rem 1.5rem;
  z-index: 10000;
  font-weight: 700;
  border-radius: 0 0 8px 0;
  text-decoration: none;
  transition: top 0.2s;
}

.skip-link:focus { top: 0; }

*:focus { outline: none; }
*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Base interactive focus */
button:focus-visible, 
input:focus-visible, 
select:focus-visible, 
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* --- 3. HEADER --- */
.app-header {
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  max-width: 100vw;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--accent);
  text-decoration: none;
  display: flex;
  align-items: center;
  flex: 0 1 auto;
  min-width: 0;
}

.logo:hover { opacity: 0.9; }

.nav-links { display: flex; gap: 1.5rem; }

.nav-link {
  color: var(--text-dim);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.nav-link:hover, .nav-link.active { color: var(--accent); }

.beta-support-strip {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 2rem;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 10%, transparent), transparent 56%),
    var(--bg);
}

.beta-support-copy {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
  color: var(--text-dim);
  font-size: 0.92rem;
  line-height: 1.35;
}

.beta-support-copy strong {
  color: var(--text);
  font-weight: 800;
  white-space: nowrap;
}

.beta-support-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  flex: 0 0 auto;
}

.beta-support-primary,
.beta-support-secondary {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.86rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.16s ease, border-color 0.16s ease, background-color 0.16s ease, color 0.16s ease;
}

.beta-support-primary {
  color: #fff;
  border-color: var(--accent);
  background: var(--accent);
}

.beta-support-secondary {
  color: var(--text);
  background: var(--surface);
}

.beta-support-primary:hover,
.beta-support-secondary:hover,
.beta-support-primary:focus-visible,
.beta-support-secondary:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
  text-decoration: none;
}

.beta-support-secondary:hover,
.beta-support-secondary:focus-visible {
  color: var(--accent);
  background: var(--surface-hover);
}

.header-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  min-width: 0;
  max-width: 100%;
}

.sync-status-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.sync-status-indicator {
  position: relative;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  box-shadow: none;
  transition: transform 0.16s ease, border-color 0.16s ease, background-color 0.16s ease, color 0.16s ease;
}

.sync-status-indicator:hover {
  transform: translateY(-1px);
  background: var(--surface-hover);
}

.sync-status-indicator:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.sync-status-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  line-height: 1;
}

.sync-status-mark svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sync-status-synced {
  border-color: var(--green, #10b981);
  color: var(--green, #10b981);
}

.sync-status-local {
  border-color: var(--yellow, #f59e0b);
  color: var(--yellow, #f59e0b);
}

.sync-status-syncing {
  border-color: var(--blue, #3b82f6);
  color: var(--blue, #3b82f6);
}

.sync-status-paused {
  border-color: var(--yellow, #f59e0b);
  color: var(--yellow, #f59e0b);
}

.sync-status-syncing .sync-status-mark {
  animation: syncPulse 1s ease-in-out infinite;
}

.sync-status-error {
  border-color: var(--red, #ef4444);
  color: var(--red, #ef4444);
}

.icon-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0);
  flex-shrink: 0;
}

.icon-btn:hover {
  background: var(--surface-hover);
  color: var(--text);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.icon-btn:active {
  transform: translateY(0);
  background: var(--surface);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.icon-btn svg {
  width: 20px;
  height: 20px;
  stroke-width: 2;
  transition: stroke 0.2s ease;
}

@keyframes syncPulse {
  0%, 100% {
    transform: scale(0.85);
    opacity: 0.65;
  }
  50% {
    transform: scale(1.18);
    opacity: 1;
  }
}

/* --- 4. THEME TOGGLE --- */
.theme-toggle-group {
  display: flex;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2px;
  gap: 2px;
}

.theme-opt {
  background: transparent;
  border: none;
  color: var(--text-dim);
  padding: 0.3rem 0.6rem;
  border-radius: 16px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.theme-opt:hover { color: var(--text); }

.theme-opt.active {
  background: var(--surface-hover);
  color: var(--text);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  /* Theme Toggle Subtle Pulse */
  animation: themePulse 4s ease-in-out infinite;
}

.theme-opt:hover {
  animation-play-state: paused;
}

@keyframes themePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0); }
  50% { box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15); }
}

/* --- 5. AUTH & DROPDOWN --- */
.auth-buttons {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  flex: 0 0 auto;
}

.footer-page-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.btn-text {
  color: var(--text-dim);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  background: transparent;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-text:hover {
  color: var(--text);
  background: var(--surface-hover);
  border-color: var(--border);
  transform: translateY(-1px);
}

.btn-text:active {
  transform: translateY(0);
  background: var(--surface);
  border-color: var(--border);
}

.login-cta {
  min-height: 40px;
  padding: 0.38rem 0.48rem 0.38rem 0.5rem;
  border-color: color-mix(in srgb, var(--accent) 42%, var(--border));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 14%, transparent), transparent 58%),
    var(--surface);
  color: var(--text);
  font-weight: 800;
  box-shadow: 0 8px 20px color-mix(in srgb, var(--accent) 12%, transparent);
}

.login-cta:hover,
.login-cta:focus-visible {
  border-color: var(--accent);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 20%, transparent), transparent 62%),
    var(--surface-hover);
  color: var(--accent);
  box-shadow: 0 10px 24px color-mix(in srgb, var(--accent) 18%, transparent);
  outline: none;
}

.login-cta:focus-visible {
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--accent) 24%, transparent),
    0 10px 24px color-mix(in srgb, var(--accent) 18%, transparent);
}

.login-cta-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  flex: 0 0 auto;
}

.login-cta-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer-back-btn {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.16);
}

.footer-back-btn:hover {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
  opacity: 0.92;
}

.static-auth-signed-in {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 34%, var(--border));
  background: color-mix(in srgb, var(--accent) 9%, transparent);
}

.btn-text svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  transition: stroke 0.2s;
}

.btn-avatar {
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.user-avatar-stack {
  position: relative;
  display: inline-flex;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--accent);
  border: 2px solid var(--border);
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s, box-shadow 0.2s;
  user-select: none;
}

.user-avatar-img {
  position: absolute;
  inset: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  opacity: 1;
  transition: opacity 0.16s ease, transform 0.2s, box-shadow 0.2s;
  user-select: none;
}

.user-avatar-img.is-loading {
  opacity: 0;
}

.user-avatar:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.btn-avatar:hover .user-avatar-stack,
.btn-avatar:hover .user-avatar,
.btn-avatar:hover .user-avatar-img {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.btn-avatar.is-menu-open .user-avatar-stack,
.btn-avatar.is-menu-open .user-avatar,
.btn-avatar.is-menu-open .user-avatar-img {
  transform: scale(1.04);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.22);
}

.auth-dropdown {
  position: absolute;
  right: 0;
  top: 45px;
  width: 220px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  z-index: 1000;
  overflow: hidden;
  animation: dropdownFade 0.15s ease-out;
  display: none;
}

@keyframes dropdownFade {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.dropdown-user-info {
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-hover);
}

.dropdown-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.dropdown-email {
  font-size: 0.75rem;
  color: var(--text-dim);
  word-break: break-all;
}

.dropdown-logout {
  width: 100%;
  padding: 0.75rem 1rem;
  background: transparent;
  border: none;
  color: var(--red);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s;
}

.dropdown-logout:hover { background: var(--red-bg, #fee2e2); }

/* --- 6. MAIN LAYOUT --- */
main {
  flex: 1;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

@media (max-width: 800px) {
  .content-grid { grid-template-columns: 1fr; }
}

/* --- 7. CARDS --- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 1px 2px var(--shadow, rgba(0,0,0,0.05));
  transition: border-color 0.2s, background-color 0.3s;
}

.card:hover { border-color: var(--accent); }

.card-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.card-value {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.card-value.positive { color: var(--green); }
.card-value.negative { color: var(--red); }
.card-value.neutral { color: var(--blue); }

/* --- 8. FOOTER --- */
footer {
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-dim);
  font-size: 0.8rem;
  background: var(--surface);
  margin-top: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  transition: background-color 0.3s, border-color 0.3s;
}

.footer-main {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0;
}

.footer-btn-pill {
  background: var(--accent);
  color: #fff;
  padding: 0.25rem 0.85rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.1s, box-shadow 0.2s;
  white-space: nowrap;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.footer-btn-pill:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.footer-link {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
  padding: 0.25rem 0;
  font-size: 0.8rem;
  font-weight: 500;
}

.footer-link-button {
  background: transparent;
  border: 0;
  font-family: inherit;
  cursor: pointer;
}

.footer-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

.footer-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 8px;
  vertical-align: middle;
}

.footer-social-link:hover,
.footer-social-link:focus-visible {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  text-decoration: none;
}

.footer-social-link-disabled,
.footer-social-link-disabled:hover,
.footer-social-link-disabled:focus-visible {
  color: var(--text-dim);
  background: transparent;
  cursor: not-allowed;
  opacity: 0.45;
  text-decoration: none;
}

.footer-social-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-dot {
  color: var(--border);
  margin: 0 0.75rem;
  user-select: none;
  font-size: 0.8rem;
}

.copyright-text {
  font-size: 0.75rem;
  line-height: 1.4;
}

/* Stray rule from components logic - properly scoped */
#recentTxList.edit-mode-active .tx-delete-btn {
  display: block;
  opacity: 1;
}

/* =========================================
   MOBILE RESPONSIVENESS & TOUCH BASE
   ========================================= */

@media (max-width: 768px) {
  .app-header {
    padding: 1rem;
    flex-wrap: wrap;
    gap: 0.75rem;
  }
  .nav-links { display: none; }
  .auth-buttons { margin-left: auto; }
  .beta-support-strip {
    align-items: stretch;
    flex-direction: column;
    padding: 0.8rem 1rem;
  }
  .beta-support-copy {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.2rem;
  }
  .beta-support-actions {
    justify-content: stretch;
  }
  .beta-support-primary,
  .beta-support-secondary {
    flex: 1 1 0;
  }
}

@media (max-width: 600px) {
  footer { padding: 1.5rem 1rem; }
  .footer-main { flex-direction: column; gap: 0.5rem; }
  .footer-dot { display: none; }
  .footer-btn-pill { margin-bottom: 0.5rem; }
  .login-cta {
    min-height: 38px;
    padding: 0.32rem 0.42rem;
    font-size: 0.82rem;
  }
  .login-cta-icon {
    width: 26px;
    height: 26px;
  }
  main { padding: 1.5rem 1rem; }
}

/* PRODUCTION UPGRADE: Fixed Touch Target Conflicts. 
   Safely excludes icon buttons and theme options from being stretched unnaturally. */
@media (max-width: 1024px) {
  button:not(.icon-btn):not(.theme-opt):not(.footer-btn-pill):not(.tx-delete-btn),
  input[type="text"],
  input[type="number"],
  select,
  textarea,
  .btn-text,
  .nav-item {
    min-height: var(--touch-target-min, 44px);
  }
  
  /* Ensure standard buttons are fat-finger friendly */
  button:not(.icon-btn) {
    min-width: 44px;
    touch-action: manipulation;
  }
}

/* =========================================
   PRODUCTION PRINT & ACCESSIBILITY FIXES
   ========================================= */

/* Print Styles: Hide UI Chrome */
@media print {
  .app-header, 
  footer, 
  .theme-toggle-group,
  .skip-link {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  main {
    padding: 0 !important;
    margin: 0 !important;
  }
  
  .card {
    border: 1px solid #ccc !important;
    box-shadow: none !important;
    break-inside: avoid;
  }
}

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