/*
Theme Name: Fancy Letter Generator Theme
Theme URI: https://github.com/google-deepmind
Author: Antigravity
Description: A minimalistic, high-performance, and mobile-optimized WordPress theme for fancy font generators.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: fancyletter
*/

/* ── CSS Reset & Variables ── */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Outfit', var(--font-sans);
  
  /* Light Theme Variables */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --border-color: #e2e8f0;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: #e0e7ff;
  
  --success: #22c55e;
  --success-light: #dcfce7;
  
  --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 -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-full: 9999px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  
  --container-width: 1040px;
}

[data-theme="dark"] {
  /* Dark Theme Variables */
  --bg-primary: #090d16;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --border-color: #2d3748;
  
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --primary: #818cf8;
  --primary-hover: #6366f1;
  --primary-light: rgba(99, 102, 241, 0.15);
  
  --success: #4ade80;
  --success-light: rgba(74, 222, 128, 0.15);
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.5);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  max-width: 100%;
  overflow-x: clip;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  max-width: 100%;
  overflow-x: clip;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-hover);
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

/* ── Header ── */
.site-header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: relative;
  z-index: 100;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

/* Sticky wrapper for input and category chips */
.sng-sticky-wrapper {
  position: sticky;
  top: 0;
  z-index: 90;
  background-color: var(--bg-primary);
  padding-top: 0.75rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
  max-width: 100%;
  box-sizing: border-box;
}

/* WordPress admin bar adjustment */
.admin-bar .sng-sticky-wrapper {
  top: 32px;
}

@media (max-width: 782px) {
  .admin-bar .sng-sticky-wrapper {
    top: 46px;
  }
}


.header-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-logo span {
  color: var(--primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--text-muted);
}

.main-navigation ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

.main-navigation a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-navigation a:hover,
.main-navigation .current-menu-item a {
  color: var(--primary);
}

/* ── Hero Area ── */
.hero-section {
  max-width: var(--container-width);
  margin: 1rem auto 0.75rem;
  padding: 0 1.25rem;
  text-align: center;
}

.hero-section h1 {
  font-size: 2.25rem;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-section p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ── Font Generator App Wrapper ── */
.sng-wrap {
  max-width: var(--container-width);
  margin: 0 auto 3rem;
  padding: 0 1.25rem;
}

/* Sticky Input Box Container */
.sng-input-sticky {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 0.75rem 1rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 0.75rem;
  position: relative;
  transition: all var(--transition-normal);
}

.sng-input-sticky:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.sng-textarea-wrapper {
  position: relative;
  width: 100%;
}

/* Top bar layout for size controls */
.sng-top-bar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.25rem;
  max-width: 100%;
  padding: 0 0.25rem;
  box-sizing: border-box;
}

.sng-input-sticky textarea {
  width: 100%;
  height: 42px;
  min-height: 42px;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 500;
  resize: none;
  padding-top: 6px;
  padding-bottom: 6px;
  padding-right: 2.5rem;
  overflow-y: hidden;
}

/* Absolute input action buttons inside wrapper */
.sng-input-actions {
  position: absolute;
  top: 0.35rem;
  right: 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.35rem;
  z-index: 5;
}

.sng-clear-btn {
  background-color: var(--bg-tertiary);
  border: none;
  color: var(--text-secondary);
  width: 22px;
  height: 22px;
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  opacity: 0;
  pointer-events: none;
}

.sng-input-sticky textarea:not(:placeholder-shown) ~ .sng-input-actions .sng-clear-btn {
  opacity: 1;
  pointer-events: auto;
}

.sng-clear-btn:hover {
  background-color: var(--border-color);
  color: var(--text-primary);
}

.sng-char-count {
  font-size: 10px !important;
  color: var(--text-muted);
  font-weight: 600;
  white-space: nowrap;
}

.sng-fs-controls {
  display: flex;
  gap: 6px;
}

.sng-fs-btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 32px;
  height: 24px;
  font-size: 11px;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.sng-fs-btn:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--text-muted);
}

/* ── Category Chips Navbar ── */
.sng-nav-wrapper {
  position: relative;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.sng-nav-scroll {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
  scrollbar-width: none; /* Firefox */
  padding: 0.25rem 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.sng-nav-scroll::-webkit-scrollbar {
  display: none; /* Safari & Chrome */
}

.sng-chip {
  flex-shrink: 0;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.5rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--border-radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  user-select: none;
}

.sng-chip:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.sng-chip.active {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.3);
}

.sng-nav-arrow {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: absolute;
  z-index: 10;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.sng-nav-arrow:hover {
  background-color: var(--bg-tertiary);
}

.sng-nav-arrow.disabled {
  opacity: 0;
  pointer-events: none;
}

.sng-nav-left {
  left: -1rem;
}

.sng-nav-right {
  right: -1rem;
}

/* ── Font Card Layout ── */
.sng-sec {
  margin-bottom: 2.5rem;
}

.sng-sec-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sng-sec-title::after {
  content: '';
  flex-grow: 1;
  height: 1px;
  background-color: var(--border-color);
  margin-left: 0.5rem;
}

.sng-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.sng-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
  position: relative;
  cursor: pointer;
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: var(--shadow-sm);
  max-width: 100%;
  box-sizing: border-box;
}

.sng-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.sng-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sng-card-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sng-ct {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-primary);
  word-break: break-all;
  overflow-wrap: anywhere;
  word-wrap: break-word;
  white-space: pre-wrap;
  margin: 0.25rem 0;
  font-family: inherit;
  max-width: 100%;
}

.sng-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.sng-clen {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.sng-copy-btn {
  background-color: var(--primary-light);
  color: var(--primary);
  border: none;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.sng-card:hover .sng-copy-btn {
  background-color: var(--primary);
  color: #ffffff;
}

/* Copy Animation Overlay */
.sng-copied {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--success);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  z-index: 5;
  animation: copy-flash 0.7s forwards;
}

@keyframes copy-flash {
  0% { opacity: 0; transform: scale(0.95); }
  15% { opacity: 0.95; transform: scale(1); }
  85% { opacity: 0.95; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.05); }
}

/* Load More Button */
.sng-more {
  text-align: center;
  margin-top: 2rem;
}

.sng-more-btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 2rem;
  border-radius: var(--border-radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.sng-more-btn:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--text-muted);
}

/* ── SEO Content Area ── */
.seo-content-section {
  max-width: var(--container-width);
  margin: 3rem auto;
  padding: 0 1.25rem;
}

.seo-content-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.seo-content-card h2 {
  font-size: 1.6rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.seo-content-card h2:first-of-type {
  margin-top: 0;
}

.seo-content-card p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.seo-content-card p:last-child {
  margin-bottom: 0;
}

.seo-content-card ul, .seo-content-card ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--text-secondary);
}

.seo-content-card li {
  margin-bottom: 0.5rem;
}

/* ── Footer ── */
.site-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
  text-align: center;
  margin-top: auto;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.footer-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.footer-nav {
  display: flex;
  justify-content: center;
  list-style: none;
  gap: 1.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.footer-nav a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
}

.footer-nav a:hover {
  color: var(--primary);
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ── Toast Alerts ── */
.sng-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background-color: var(--text-primary);
  color: var(--bg-primary);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  opacity: 0;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sng-toast.on {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.sng-toast-icon {
  color: var(--success);
}

/* ── Responsive Styling ── */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  .header-container {
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
    padding: 1rem 0.5rem;
  }
  
  .main-navigation ul {
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    padding: 0;
  }
  
  .hero-section {
    margin: 1.75rem auto 1rem;
  }
  
  .hero-section h1 {
    font-size: 1.85rem;
  }
  
  .sng-grid {
    grid-template-columns: 1fr;
  }
  
  .sng-input-sticky {
    padding: 1rem;
    margin-bottom: 0.5rem;
  }
  
  .sng-input-sticky textarea {
    height: 68px !important;
    min-height: 68px !important;
    font-size: 1.15rem;
  }
  
  .seo-content-card {
    padding: 1.5rem;
  }
  
  .sng-toast {
    bottom: 1.5rem;
    width: 90%;
    max-width: 320px;
    justify-content: center;
  }
  
  .sng-nav-arrow {
    display: none !important;
  }
  
  .sng-nav-wrapper {
    margin-bottom: 0.5rem;
  }
}

/* ── Back to Top Button ── */
.sng-back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--primary);
  color: #ffffff;
  width: 45px;
  height: 45px;
  border-radius: var(--border-radius-full);
  border: none;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), background-color var(--transition-fast);
  z-index: 98;
}

.sng-back-to-top.show {
  opacity: 1;
  pointer-events: auto;
}

.sng-back-to-top:hover {
  background-color: var(--primary-hover);
  transform: translateY(-3px);
}

@media (max-width: 768px) {
  .sng-back-to-top {
    bottom: 1.5rem !important;
    right: 1.5rem !important;
    width: 40px !important;
    height: 40px !important;
    font-size: 1.1rem !important;
  }
}

/* ── Dropdown Menu Styling ── */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sng-menu-dropdown {
  position: relative;
  display: inline-block;
}

.sng-menu-toggle-btn {
  font-size: 1.1rem;
}

.sng-dropdown-content {
  display: none;
  position: absolute;
  right: 0;
  top: 100%;
  margin-top: 0.5rem;
  background-color: var(--bg-secondary);
  min-width: 220px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  z-index: 105;
  overflow: hidden;
  animation: sng-fade-in 0.2s ease-out;
}

@keyframes sng-fade-in {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

.sng-dropdown-content a {
  color: var(--text-primary);
  padding: 0.7rem 1rem;
  text-decoration: none;
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-fast);
  text-align: left;
}

.sng-dropdown-content a:last-child {
  border-bottom: none;
}

.sng-dropdown-content a:hover {
  background-color: var(--bg-tertiary);
  color: var(--primary);
  padding-left: 1.25rem;
}

/* Hover trigger for desktop screens */
@media (min-width: 769px) {
  .sng-menu-dropdown:hover .sng-dropdown-content {
    display: block;
  }
}

/* Class toggle for mobile screens */
.sng-dropdown-content.show {
  display: block;
}