/* ABOUTME: Styles for Ganjoor Persian poetry pretty printer web application */
/* ABOUTME: Contains responsive layouts, print styles, and Persian typography */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */
:root {
  /* Colors - Light Theme */
  --bg-primary: #FDF1E5;
  --bg-secondary: #f8f9fa;
  --bg-container: rgba(255, 255, 255, 0.15);
  --bg-header: #B3624D;
  --bg-verse: rgba(160, 130, 109, 0.08);
  --bg-input: transparent;
  --bg-button-primary: #7ba05b;
  --bg-button-secondary: #8a909a;
  --bg-button-success: #28a745;
  --bg-status-success: #d4edda;
  --bg-status-error: #f8d7da;
  --bg-status-loading: #d1ecf1;
  
  /* Text Colors */
  --text-primary: #333;
  --text-secondary: #666;
  --text-muted: #999;
  --text-light: white;
  --text-poet: #333;
  --text-title: #666;
  
  /* Border Colors */
  --border-light: #eee;
  --border-input: #ddd;
  --border-verse: #a0826d;
  --border-focus: #a0826d;
  --border-success: #c3e6cb;
  --border-error: #f5c6cb;
  --border-loading: #bee5eb;
  
  /* Status Colors */
  --color-success: #155724;
  --color-error: #721c24;
  --color-loading: #0c5460;
  
  /* Spacing */
  --spacing-xs: 5px;
  --spacing-sm: 10px;
  --spacing-md: 15px;
  --spacing-lg: 20px;
  --spacing-xl: 30px;
  --spacing-2xl: 40px;
  
  /* Typography */
  --font-family: "Vazirmatn", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-size-base: 16px;
  --font-size-lg: 1.1em;
  --font-size-xl: 1.2em;
  --font-size-2xl: 1.3em;
  --font-size-3xl: 1.8em;
  --font-size-4xl: 2.5em;
  --line-height-base: 1.2;
  --line-height-print: 0.6;
  
  /* Layout */
  --container-max-width: 1000px;
  --border-radius: 8px;
  --border-radius-lg: 15px;
  --shadow-main: 0 10px 30px rgba(0, 0, 0, 0.15);
  --backdrop-blur: blur(8px);
  
  /* Background Pattern */
  --bg-pattern-size: 42vw;
  --bg-pattern-opacity: rgba(255, 255, 255, 0.80);
}

/* ========================================
   Dark Theme Variables
   ======================================== */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #1a1a1a;
    --bg-container: rgba(40, 40, 40, 0.25);
    --bg-header: #8B4513;
    --bg-verse: rgba(139, 69, 19, 0.15);
    --bg-input: rgba(60, 60, 60, 0.8);
    --bg-button-primary: #6b8e5a;
    --bg-button-secondary: #7a8085;
    --bg-button-success: #2d5a2d;
    --bg-status-success: rgba(76, 175, 80, 0.2);
    --bg-status-error: rgba(244, 67, 54, 0.2);
    --bg-status-loading: rgba(33, 150, 243, 0.2);
    
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-muted: #999;
    --text-light: #f0f0f0;
    --text-poet: #e0e0e0;
    --text-title: #b0b0b0;
    
    --border-light: #444;
    --border-input: #555;
    --border-verse: #8B4513;
    --border-focus: #8B4513;
    --border-success: #4caf50;
    --border-error: #f44336;
    --border-loading: #2196f3;
    
    --color-success: #a5d6a7;
    --color-error: #ef9a9a;
    --color-loading: #90caf9;
    
    --shadow-main: 0 10px 30px rgba(0, 0, 0, 0.5);
    --bg-pattern-opacity: rgba(0, 0, 0, 0.6);
  }
}

/* Manual dark theme class - uses same variables as automatic dark theme */
body.dark-theme {
  --bg-primary: #1a1a1a;
  --bg-container: rgba(40, 40, 40, 0.25);
  --bg-header: #8B4513;
  --bg-verse: rgba(139, 69, 19, 0.15);
  --bg-input: rgba(60, 60, 60, 0.8);
  --bg-button-primary: #6b8e5a;
  --bg-button-secondary: #7a8085;
  --bg-button-success: #2d5a2d;
  --bg-status-success: rgba(76, 175, 80, 0.2);
  --bg-status-error: rgba(244, 67, 54, 0.2);
  --bg-status-loading: rgba(33, 150, 243, 0.2);
  
  --text-primary: #e0e0e0;
  --text-secondary: #b0b0b0;
  --text-muted: #999;
  --text-light: #f0f0f0;
  --text-poet: #e0e0e0;
  --text-title: #b0b0b0;
  
  --border-light: #444;
  --border-input: #555;
  --border-verse: #8B4513;
  --border-focus: #8B4513;
  --border-success: #4caf50;
  --border-error: #f44336;
  --border-loading: #2196f3;
  
  --color-success: #a5d6a7;
  --color-error: #ef9a9a;
  --color-loading: #90caf9;
  
  --shadow-main: 0 10px 30px rgba(0, 0, 0, 0.5);
  --bg-pattern-opacity: rgba(0, 0, 0, 0.6);
}

/* ========================================
   Base Styles
   ======================================== */
body {
  font-family: var(--font-family);
  margin: 0;
  padding: var(--spacing-lg);
  padding-top: var(--spacing-2xl);
  background-color: var(--bg-primary);
  background-image: 
    linear-gradient(var(--bg-pattern-opacity), var(--bg-pattern-opacity)),
    url('background.png');
  background-size: var(--bg-pattern-size) var(--bg-pattern-size);
  background-position: center center;
  background-attachment: fixed;
  background-repeat: repeat;
  min-height: calc(100vh - 40px);
  min-width: 320px;
  box-sizing: border-box;
  color: var(--text-primary);
}

/* ========================================
   Layout Components
   ======================================== */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  background: var(--bg-container);
  backdrop-filter: var(--backdrop-blur);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-main);
  overflow: hidden;
}

.header {
  background: var(--bg-header);
  color: var(--text-light);
  padding: var(--spacing-xl);
  text-align: center;
  position: relative;
}

.header h1 {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: var(--font-size-4xl);
  font-weight: 500;
  font-family: var(--font-family);
}

.header p {
  margin: 0;
  opacity: 0.9;
  font-size: var(--font-size-lg);
}

/* ========================================
   Theme Toggle
   ======================================== */
.theme-toggle {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.2) !important;
  border: 1px solid rgba(255, 255, 255, 0.3) !important;
  border-radius: 50% !important;
  width: 45px !important;
  height: 45px !important;
  font-size: var(--spacing-lg) !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.3) !important;
  transform: scale(1.1) !important;
}

body.dark-theme .theme-toggle {
  background: rgba(0, 0, 0, 0.3) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
}

body.dark-theme .theme-toggle:hover {
  background: rgba(0, 0, 0, 0.5) !important;
}

@media (prefers-color-scheme: dark) {
  .theme-toggle {
    background: rgba(0, 0, 0, 0.3) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
  }
  
  .theme-toggle:hover {
    background: rgba(0, 0, 0, 0.5) !important;
  }
}

/* ========================================
   Form Components
   ======================================== */
.input-section {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--border-light);
}

.input-group {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

input[type="url"] {
  flex: 1;
  padding: 12px var(--spacing-md);
  border: 2px solid var(--border-input);
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  direction: ltr;
  text-align: left;
  box-sizing: border-box;
  background: var(--bg-input);
  color: var(--text-primary);
}

input[type="url"]:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(160, 130, 109, 0.2);
}

@media (prefers-color-scheme: dark) {
  input[type="url"]:focus {
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.3);
    background: rgba(70, 70, 70, 0.9);
  }
}

body.dark-theme input[type="url"]:focus {
  box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.3);
  background: rgba(70, 70, 70, 0.9);
}

input[type="url"]::placeholder {
  color: var(--text-muted);
}

button {
  font-family: var(--font-family);
  padding: 12px 24px;
  background: var(--bg-button-primary);
  color: var(--text-light);
  border: none;
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: transform 0.2s;
}

button:hover {
  transform: translateY(-2px);
}

@media (prefers-color-scheme: dark) {
  button:hover {
    opacity: 0.9;
    transform: translateY(-2px);
  }
}

body.dark-theme button:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

#extractBtn {
  background: var(--bg-button-primary);
}

button[onclick="loadSamplePoem()"],
button[onclick="processManualInput()"] {
  background: var(--bg-button-secondary) !important;
}

/* ========================================
   Status Messages
   ======================================== */
.status {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  margin-top: var(--spacing-sm);
  display: none;
}

.status.success {
  background: var(--bg-status-success);
  color: var(--color-success);
  border: 1px solid var(--border-success);
}

.status.error {
  background: var(--bg-status-error);
  color: var(--color-error);
  border: 1px solid var(--border-error);
}

.status.loading {
  background: var(--bg-status-loading);
  color: var(--color-loading);
  border: 1px solid var(--border-loading);
}

/* ========================================
   Poem Display
   ======================================== */
.poem-container {
  padding: var(--spacing-lg);
  display: none;
}

.poem-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--border-light);
}

.poet-name {
  font-size: var(--font-size-3xl);
  color: var(--text-poet);
  margin-bottom: var(--spacing-sm);
  font-weight: bold;
}

.poem-title {
  font-size: var(--font-size-2xl);
  color: var(--text-title);
  font-style: italic;
}

.poem-content {
  line-height: var(--line-height-base);
  font-size: var(--font-size-xl);
  color: var(--text-primary);
  text-align: center;
  max-width: 850px;
  margin: 0 auto;
}

.verse {
  margin-bottom: 12px;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-verse);
  border-radius: var(--border-radius);
  border-right: 4px solid var(--border-verse);
}

.hemistichs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.hemistich {
  padding: var(--spacing-xs);
}

.hemistich:first-child {
  text-align: left;
}

.hemistich:last-child {
  text-align: right;
}

/* ========================================
   Print Section
   ======================================== */
.print-section {
  text-align: center;
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-light);
}

.print-btn {
  background: var(--bg-button-success);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 18px;
}

/* ========================================
   Manual Input Section
   ======================================== */
textarea,
input[type="text"] {
  background: var(--bg-input);
  border: 2px solid var(--border-input);
  color: var(--text-primary);
  font-family: var(--font-family);
}

textarea:focus,
input[type="text"]:focus {
  border-color: var(--border-focus);
  outline: none;
}

@media (prefers-color-scheme: dark) {
  textarea:focus,
  input[type="text"]:focus {
    background: rgba(70, 70, 70, 0.9);
  }
}

body.dark-theme textarea:focus,
body.dark-theme input[type="text"]:focus {
  background: rgba(70, 70, 70, 0.9);
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  body {
    background: white;
    margin: 0;
    padding: 0;
    font-size: 0.8em;
  }

  .container {
    box-shadow: none;
    border-radius: 0;
    max-width: 100%;
  }

  .header {
    background: #333 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  .header,
  .input-section,
  .print-section,
  footer {
    display: none !important;
  }

  .poem-container {
    display: block !important;
    padding: var(--spacing-sm);
  }

  .verse {
    background: none !important;
    border: none !important;
    break-inside: avoid;
    margin-bottom: var(--spacing-xs);
    padding: var(--spacing-xs) 0 !important;
  }

  .hemistichs {
    gap: var(--spacing-sm);
  }

  .poem-content {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-print);
  }

  .poem-header {
    margin-bottom: var(--spacing-md) !important;
    padding-bottom: var(--spacing-sm) !important;
  }

  .hemistich:first-child {
    text-align: left !important;
    direction: left !important;
  }

  .hemistich:last-child {
    text-align: right !important;
    direction: rtl !important;
  }

  .hemistichs {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    align-items: center !important;
  }

  .verse {
    break-inside: avoid;
    page-break-inside: avoid;
  }
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
  .hemistichs {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .hemistich:first-child,
  .hemistich:last-child {
    text-align: center;
  }

  .input-group {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  input[type="url"] {
    width: 100%;
    margin-bottom: var(--spacing-sm);
    box-sizing: border-box;
  }

  button {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
  }

  .header h1 {
    font-size: 2em;
  }

  .poem-content {
    font-size: var(--font-size-lg);
  }

  body {
    padding: var(--spacing-sm);
  }

  .container {
    border-radius: var(--spacing-sm);
  }

  .input-section {
    padding: var(--spacing-lg);
  }
}