/* ==========================================================================
   IGReelsDL — Global Stylesheet
   Design system: CSS custom properties, mobile-first, Grid + Flexbox.
   ========================================================================== */

/* ---------------------------------------------------------------------- */
/* 1. CSS Custom Properties (Design Tokens)                               */
/* ---------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-primary: #6C3CE1;
  --color-primary-dark: #5429C7;
  --color-accent: #FF6B35;
  --color-accent-dark: #E55420;
  --color-bg: #F8F7FF;
  --color-surface: #FFFFFF;
  --color-text-primary: #1A1A2E;
  --color-text-secondary: #6B7280;
  --color-success: #10B981;
  --color-error: #DC2626;
  --color-border: #E5E7EB;

  /* Typography */
  --font-display: 'Plus Jakarta Sans', 'Noto Sans Devanagari', 'Noto Naskh Arabic', sans-serif;
  --font-body: 'Inter', 'Noto Sans Devanagari', 'Noto Naskh Arabic', sans-serif;
  --font-arabic: 'Noto Naskh Arabic', serif;
  --font-devanagari: 'Noto Sans Devanagari', sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Layout */
  --max-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(26, 26, 46, 0.06);
  --shadow-md: 0 4px 16px rgba(26, 26, 46, 0.08);
  --shadow-lg: 0 12px 32px rgba(108, 60, 225, 0.14);
  --transition: 0.2s ease;
}

/* ---------------------------------------------------------------------- */
/* 2. Reset & Base                                                        */
/* ---------------------------------------------------------------------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--color-text-primary);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Language-driven font classes (set by app.js on <body>) */
body.font-arabic { font-family: var(--font-arabic); }
body.font-devanagari { font-family: var(--font-devanagari); }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.section { padding: var(--space-8) 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto var(--space-7); }
.section-head h2 { font-size: var(--fs-2xl); margin-bottom: var(--space-3); }
.section-head p { color: var(--color-text-secondary); font-size: var(--fs-md); }

.eyebrow {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(108, 60, 225, 0.08);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-3);
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--color-primary); color: #fff;
  padding: var(--space-2) var(--space-4); z-index: 999; border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

.is-lang-hidden { display: none !important; }

/* ---------------------------------------------------------------------- */
/* 3. Buttons                                                              */
/* ---------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-weight: 700; font-size: var(--fs-base);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--color-accent); color: #fff; box-shadow: var(--shadow-md); }
.btn-primary:hover { background: var(--color-accent-dark); transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-ghost { background: var(--color-surface); color: var(--color-text-primary); border: 1px solid var(--color-border); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-block { width: 100%; }

/* Spinner inside buttons during loading state */
.spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,0.4); border-top-color: #fff;
  animation: spin 0.7s linear infinite;
  display: none;
}
.is-loading .spinner { display: inline-block; }
.is-loading .btn-label { opacity: 0.85; }
.btn-download-icon { flex-shrink: 0; }
.is-loading .btn-download-icon { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------------------------------------------------------------- */
/* 4. Header / Navigation                                                  */
/* ---------------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 500;
  background: rgba(248, 247, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), background var(--transition), border-color var(--transition);
}
.site-header.is-scrolled {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--color-border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: var(--space-2); font-family: var(--font-display); font-weight: 800; font-size: var(--fs-md); color: var(--color-text-primary); }
.logo svg { flex-shrink: 0; }
.logo-img { height: 32px; width: auto; display: block; }
.footer-logo-img { height: 26px; width: auto; display: block; }

.main-nav { display: flex; align-items: center; }
.main-nav a {
  font-weight: 600; font-size: var(--fs-sm); color: var(--color-text-secondary);
  padding: var(--space-2) 0; position: relative; transition: color var(--transition);
}
.main-nav a:hover { color: var(--color-primary); }

.header-actions { display: flex; align-items: center; gap: var(--space-3); }

/* Language switcher */
.lang-switcher { position: relative; }
.lang-trigger {
  display: flex; align-items: center; gap: var(--space-2);
  border: 1px solid var(--color-border); background: var(--color-surface);
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-pill);
  font-size: var(--fs-sm); font-weight: 600;
}
.lang-trigger:hover { border-color: var(--color-primary); }
.lang-flag { font-size: 1.1em; }
.lang-caret { width: 10px; height: 10px; transition: transform var(--transition); }
.lang-switcher.is-open .lang-caret { transform: rotate(180deg); }

.lang-menu {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 170px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
  padding: var(--space-2); display: none; z-index: 600;
}
html[dir="rtl"] .lang-menu { right: auto; left: 0; }
.lang-switcher.is-open .lang-menu { display: block; }
.lang-option {
  display: flex; align-items: center; gap: var(--space-2); width: 100%;
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm);
  font-size: var(--fs-sm); font-weight: 600; text-align: left;
}
html[dir="rtl"] .lang-option { text-align: right; }
.lang-option:hover { background: var(--color-bg); }
.lang-option.is-active { color: var(--color-primary); background: rgba(108,60,225,0.06); }


/* ---------------------------------------------------------------------- */
/* 5. Hero & Downloader Tool Box                                           */
/* ---------------------------------------------------------------------- */
.hero { padding: var(--space-8) 0 var(--space-7); text-align: center; }
.hero-badge {
  display: inline-block; font-size: var(--fs-xs); font-weight: 700; color: var(--color-primary);
  background: var(--color-surface); border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-pill);
  margin-bottom: var(--space-5); box-shadow: var(--shadow-sm);
}
.hero h1 {
  font-size: var(--fs-3xl); margin-bottom: var(--space-4);
  max-width: 800px; margin-inline: auto;
}
.hero-subtitle {
  font-size: var(--fs-md); color: var(--color-text-secondary);
  max-width: 620px; margin: 0 auto var(--space-7);
}

.tool-box {
  background: var(--color-surface); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: var(--space-6);
  max-width: 760px; margin: 0 auto;
}

.format-tabs {
  display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.format-tab {
  display: inline-flex; align-items: center; gap: 6px;
  flex-shrink: 0; font-size: var(--fs-sm); font-weight: 700; color: var(--color-text-secondary);
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-pill);
  border: 1px solid var(--color-border); transition: all var(--transition);
}
.format-tab svg { flex-shrink: 0; }
.format-tab.is-active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.format-tab:not(.is-active):hover { border-color: var(--color-primary); color: var(--color-primary); }

.input-row {
  display: flex; gap: var(--space-2); flex-wrap: wrap;
}
.input-wrap {
  flex: 1 1 240px; position: relative; display: flex; align-items: center;
  border: 2px solid var(--color-border); border-radius: var(--radius-md);
  background: var(--color-bg); transition: border-color var(--transition);
}
.input-wrap:focus-within { border-color: var(--color-primary); }
.url-input {
  flex: 1; background: transparent; border: none; outline: none;
  font-size: var(--fs-base); padding: var(--space-4); color: var(--color-text-primary);
  min-width: 0;
}
.input-inline-btn {
  font-size: var(--fs-xs); font-weight: 700; color: var(--color-primary);
  padding: var(--space-2) var(--space-3); margin-inline-end: var(--space-1);
  border-radius: var(--radius-sm); white-space: nowrap;
}
.input-inline-btn:hover { background: rgba(108,60,225,0.08); }

.trust-text { margin-top: var(--space-4); font-size: var(--fs-xs); color: var(--color-text-secondary); }
.input-error {
  margin-top: var(--space-3); font-size: var(--fs-sm); color: var(--color-error);
  display: none; font-weight: 600;
}
.input-error.is-visible { display: block; }

/* Result card */
.result-card {
  margin-top: var(--space-5); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-5); text-align: left;
  display: none; background: var(--color-bg);
}
html[dir="rtl"] .result-card { text-align: right; }
.result-card.is-visible { display: block; }
.result-status { display: flex; align-items: center; gap: var(--space-2); font-weight: 700; font-size: var(--fs-sm); margin-bottom: var(--space-4); color: var(--color-primary); }
.result-status .spinner { display: inline-block; border-color: rgba(108,60,225,0.25); border-top-color: var(--color-primary); }
.result-status.is-success { color: var(--color-success); }
.result-body { display: flex; gap: var(--space-4); align-items: flex-start; flex-wrap: wrap; }
.result-thumb { width: 96px; height: 96px; border-radius: var(--radius-sm); object-fit: cover; background: var(--color-border); flex-shrink: 0; }
.result-info { flex: 1; min-width: 160px; }
.result-title { font-weight: 700; margin-bottom: var(--space-2); font-size: var(--fs-sm); word-break: break-word; }
.result-meta { font-size: var(--fs-xs); color: var(--color-text-secondary); margin-bottom: var(--space-3); }
.result-caption {
  display: flex; align-items: flex-start; gap: var(--space-3);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: var(--space-3); margin-bottom: var(--space-4);
}
.result-caption-text {
  flex: 1; font-size: var(--fs-xs); color: var(--color-text-secondary);
  white-space: pre-wrap; word-break: break-word; max-height: 120px; overflow-y: auto; margin: 0;
}
.btn-copy {
  flex-shrink: 0; font-size: var(--fs-xs); font-weight: 700; color: var(--color-primary);
  background: rgba(108, 60, 225, 0.08); border: 1px solid transparent;
  border-radius: var(--radius-pill); padding: var(--space-1) var(--space-3); transition: all var(--transition);
}
.btn-copy:hover { background: rgba(108, 60, 225, 0.15); }
.btn-copy.is-copied { background: var(--color-success); color: #fff; }
.result-selectors { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-4); }
.result-pill {
  font-size: var(--fs-xs); font-weight: 700; padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill); border: 1px solid var(--color-border); background: var(--color-surface);
}
.result-pill.is-active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.result-items-list { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-3); }
.result-item-row {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-2) var(--space-3); background: var(--color-surface); border-radius: var(--radius-sm);
  border: 1px solid var(--color-border); font-size: var(--fs-sm);
}

.trust-badges { display: flex; justify-content: center; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-6); }
.trust-badge {
  font-size: var(--fs-sm); font-weight: 700; color: var(--color-success);
  background: rgba(16, 185, 129, 0.08); padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
}

/* ---------------------------------------------------------------------- */
/* 6. How It Works                                                         */
/* ---------------------------------------------------------------------- */
.steps-grid { display: grid; gap: var(--space-5); grid-template-columns: 1fr; }
.step-card {
  background: var(--color-surface); border-radius: var(--radius-md); padding: var(--space-6);
  box-shadow: var(--shadow-sm); position: relative; border: 1px solid var(--color-border);
}
.step-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: rgba(108, 60, 225, 0.08); display: flex; align-items: center; justify-content: center;
  color: var(--color-primary); margin-bottom: var(--space-3);
}
.step-number {
  font-family: var(--font-display); font-size: var(--fs-2xl); font-weight: 800;
  color: rgba(108, 60, 225, 0.18); line-height: 1; margin-bottom: var(--space-3);
}
.step-card h3 { font-size: var(--fs-md); margin-bottom: var(--space-2); }
.step-card p { color: var(--color-text-secondary); font-size: var(--fs-sm); }

/* ---------------------------------------------------------------------- */
/* 7. Feature Cards Grid                                                   */
/* ---------------------------------------------------------------------- */
.features-grid { display: grid; gap: var(--space-5); grid-template-columns: 1fr; }
.feature-card {
  background: var(--color-surface); border-radius: var(--radius-md); padding: var(--space-6);
  border: 1px solid var(--color-border); transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.feature-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: rgba(108, 60, 225, 0.08); display: flex; align-items: center; justify-content: center;
  color: var(--color-primary); margin-bottom: var(--space-4);
}
.feature-card h3 { font-size: var(--fs-md); margin-bottom: var(--space-2); }
.feature-card p { color: var(--color-text-secondary); font-size: var(--fs-sm); }

/* ---------------------------------------------------------------------- */
/* 8. Supported Formats                                                    */
/* ---------------------------------------------------------------------- */
.formats-grid { display: grid; gap: var(--space-5); grid-template-columns: repeat(2, 1fr); justify-content: center; }
.format-card {
  background: var(--color-surface); border-radius: var(--radius-md); padding: var(--space-6);
  border: 1px solid var(--color-border); text-align: center;
}
.format-card-icon { font-size: var(--fs-2xl); margin-bottom: var(--space-3); }
.format-card h3 { font-size: var(--fs-md); margin-bottom: var(--space-2); }
.format-card p { color: var(--color-text-secondary); font-size: var(--fs-sm); margin-bottom: var(--space-4); }
.format-card a { color: var(--color-primary); font-weight: 700; font-size: var(--fs-sm); }

/* ---------------------------------------------------------------------- */
/* 9. FAQ Accordion                                                        */
/* ---------------------------------------------------------------------- */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--space-3); }
.faq-item { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-5); font-weight: 700; font-size: var(--fs-base); text-align: left;
}
html[dir="rtl"] .faq-question { text-align: right; }
.faq-icon { flex-shrink: 0; width: 20px; height: 20px; transition: transform var(--transition); }
.faq-item.is-open .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition); }
.faq-answer-inner { padding: 0 var(--space-5) var(--space-5); color: var(--color-text-secondary); font-size: var(--fs-sm); }

/* ---------------------------------------------------------------------- */
/* 10. Blog Cards                                                          */
/* ---------------------------------------------------------------------- */
.blog-grid { display: grid; gap: var(--space-5); grid-template-columns: 1fr; }
.blog-card {
  display: flex; flex-direction: column; height: 100%;
  background: var(--color-surface); border-radius: var(--radius-md); overflow: hidden;
  border: 1px solid var(--color-border); transition: transform var(--transition), box-shadow var(--transition);
}
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.blog-card-thumb {
  height: 160px; flex-shrink: 0; background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex; align-items: center; justify-content: center; font-size: 2.5rem; overflow: hidden;
}
.blog-card-thumb picture { display: block; width: 100%; height: 100%; }
.blog-card-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.blog-card-body { display: flex; flex-direction: column; flex: 1; padding: var(--space-5); }
.blog-card-meta { font-size: var(--fs-xs); color: var(--color-text-secondary); margin-bottom: var(--space-2); }
.blog-card h3 { font-size: var(--fs-md); margin-bottom: var(--space-2); }
.blog-card p { color: var(--color-text-secondary); font-size: var(--fs-sm); margin-bottom: var(--space-3); }
.blog-card .read-more { margin-top: auto; }
.blog-card .read-more { color: var(--color-primary); font-weight: 700; font-size: var(--fs-sm); }

/* ---------------------------------------------------------------------- */
/* 11. Footer                                                              */
/* ---------------------------------------------------------------------- */
.site-footer { background: var(--color-text-primary); color: rgba(255,255,255,0.7); padding: var(--space-8) 0 var(--space-5); margin-top: var(--space-8); }
.footer-grid { display: grid; gap: var(--space-6); grid-template-columns: 1fr; margin-bottom: var(--space-7); }
.footer-col h4 { color: #fff; font-size: var(--fs-sm); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-4); }
.footer-logo { display: flex; align-items: center; gap: var(--space-2); color: #fff; font-family: var(--font-display); font-weight: 800; font-size: var(--fs-md); margin-bottom: var(--space-3); }
.footer-tagline { font-size: var(--fs-sm); line-height: 1.6; max-width: 280px; }
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a { font-size: var(--fs-sm); transition: color var(--transition); }
.footer-col a:hover { color: #fff; }
.footer-social { display: flex; gap: var(--space-3); margin-top: var(--space-4); }
.footer-social-link {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: rgba(255,255,255,0.08); color: #fff; transition: background var(--transition), color var(--transition);
}
.footer-social-link:hover { background: var(--color-primary); color: #fff; }
.footer-disclaimer {
  font-size: var(--fs-xs); line-height: 1.7; color: rgba(255,255,255,0.45);
  border-top: 1px solid rgba(255,255,255,0.12); padding-top: var(--space-5); margin-bottom: var(--space-5);
}
.footer-bottom {
  display: flex; flex-direction: column; gap: var(--space-3); align-items: center; text-align: center;
  font-size: var(--fs-xs); border-top: 1px solid rgba(255,255,255,0.12); padding-top: var(--space-5);
}
.footer-bottom-links { display: flex; gap: var(--space-4); flex-wrap: wrap; justify-content: center; }
.footer-bottom-links a:hover { color: #fff; }

/* ---------------------------------------------------------------------- */
/* 12. Breadcrumb                                                          */
/* ---------------------------------------------------------------------- */
.breadcrumb { font-size: var(--fs-xs); color: var(--color-text-secondary); padding: var(--space-5) 0 0; text-align: center; }
.breadcrumb a { color: var(--color-primary); font-weight: 600; }
.breadcrumb-sep { margin: 0 var(--space-2); }

/* ---------------------------------------------------------------------- */
/* 13. Page Header (tool / blog / legal pages)                             */
/* ---------------------------------------------------------------------- */
.page-header { text-align: center; padding: var(--space-6) 0 var(--space-7); }
.page-header h1 { font-size: var(--fs-2xl); margin-bottom: var(--space-3); }
.page-header p { color: var(--color-text-secondary); font-size: var(--fs-md); max-width: 620px; margin: 0 auto; }

/* ---------------------------------------------------------------------- */
/* 14. Long-form content (tool page body copy, legal pages)                */
/* ---------------------------------------------------------------------- */
.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { font-size: var(--fs-xl); margin: var(--space-7) 0 var(--space-4); }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: var(--fs-lg); margin: var(--space-5) 0 var(--space-3); }
.prose p { margin-bottom: var(--space-4); color: var(--color-text-secondary); }
.prose ul, .prose ol { margin: var(--space-4) 0; padding-inline-start: var(--space-5); }
.prose li { margin-bottom: var(--space-2); color: var(--color-text-secondary); list-style: disc; }
html[dir="rtl"] .prose ul, html[dir="rtl"] .prose ol { padding-inline-start: 0; padding-inline-end: var(--space-5); }
.prose a { color: var(--color-primary); font-weight: 600; text-decoration: underline; }
.comparison-table { width: 100%; border-collapse: collapse; margin: var(--space-4) 0 var(--space-6); font-size: var(--fs-sm); }
.comparison-table th, .comparison-table td { padding: var(--space-3) var(--space-4); text-align: start; border-bottom: 1px solid var(--color-border); }
.comparison-table th { font-weight: 700; color: var(--color-text-primary); background: var(--color-surface); }
.comparison-table td { color: var(--color-text-secondary); }
.comparison-table tr:first-child td { color: var(--color-text-primary); font-weight: 600; }
@media (max-width: 640px) {
  .comparison-table { display: block; overflow-x: auto; white-space: nowrap; }
}

/* ---------------------------------------------------------------------- */
/* 15. Blog Article specific                                               */
/* ---------------------------------------------------------------------- */
.article-meta { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; font-size: var(--fs-xs); color: var(--color-text-secondary); margin-bottom: var(--space-5); }
.featured-image { display: block; width: 100%; max-width: 760px; height: auto; aspect-ratio: 16/9; object-fit: cover; border-radius: var(--radius-lg); margin: 0 auto var(--space-7); box-shadow: var(--shadow-lg); background: var(--color-surface); }
.featured-image img { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: inherit; }
.quick-answer { background: rgba(108, 60, 225, 0.06); border-inline-start: 4px solid var(--color-primary); border-radius: var(--radius-md); padding: var(--space-5); margin: 0 auto var(--space-7); max-width: 760px; }
.quick-answer-label { display: block; font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-primary); margin-bottom: var(--space-2); }
.quick-answer p { margin: 0; color: var(--color-text-primary); font-size: var(--fs-base); }
.toc-box { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-5); margin-bottom: var(--space-7); max-width: 760px; margin-inline: auto; }
.toc-box h2 { font-size: var(--fs-base); margin-bottom: var(--space-3); }
.toc-box ol { padding-inline-start: var(--space-5); }
html[dir="rtl"] .toc-box ol { padding-inline-start: 0; padding-inline-end: var(--space-5); }
.toc-box li { color: var(--color-primary); font-weight: 600; font-size: var(--fs-sm); margin-bottom: var(--space-2); list-style: decimal; }
.related-section { margin-top: 64px; }
.related-heading { text-align: center; margin-bottom: 24px; }
.related-grid { display: grid; gap: var(--space-4); grid-template-columns: 1fr; max-width: 760px; margin: 0 auto; }
.related-card { display: block; padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); font-weight: 700; font-size: var(--fs-sm); transition: border-color var(--transition); }
.related-card:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ---------------------------------------------------------------------- */
/* 16. Contact form                                                        */
/* ---------------------------------------------------------------------- */
.contact-form { max-width: 560px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--space-4); }
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field label { font-size: var(--fs-sm); font-weight: 700; }
.form-field input, .form-field textarea {
  border: 2px solid var(--color-border); border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4); font-size: var(--fs-base); outline: none;
  background: var(--color-surface); transition: border-color var(--transition);
}
.form-field input:focus, .form-field textarea:focus { border-color: var(--color-primary); }
.form-field textarea { resize: vertical; min-height: 140px; }
.form-success { display: none; background: rgba(16,185,129,0.08); color: var(--color-success); padding: var(--space-4); border-radius: var(--radius-md); font-weight: 700; text-align: center; }
.form-success.is-visible { display: block; }
.form-error { display: none; background: rgba(220,38,38,0.08); color: var(--color-error); padding: var(--space-4); border-radius: var(--radius-md); font-weight: 700; text-align: center; margin-bottom: var(--space-4); }
.form-error.is-visible { display: block; }
.hp-field { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; overflow: hidden; }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; }

/* ---------------------------------------------------------------------- */
/* 17. Utility background alternation                                      */
/* ---------------------------------------------------------------------- */
.bg-surface { background: var(--color-surface); }

/* ---------------------------------------------------------------------- */
/* 18. Responsive — Tablet (≥768px)                                        */
/* ---------------------------------------------------------------------- */
@media (min-width: 768px) {
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .formats-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 260px)); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ---------------------------------------------------------------------- */
/* 19. Responsive — Desktop (≥1024px)                                      */
/* ---------------------------------------------------------------------- */
@media (min-width: 1024px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
  :root { --fs-3xl: 3.5rem; }
}

/* ---------------------------------------------------------------------- */
/* 20. Small phones (≤480px) fine-tuning                                   */
/* ---------------------------------------------------------------------- */
@media (max-width: 480px) {
  :root { --fs-3xl: 2.1rem; --fs-2xl: 1.6rem; }
  .tool-box { padding: var(--space-4); }
  .container { padding: 0 var(--space-4); }
  .footer-bottom-links { flex-direction: column; gap: var(--space-2); }
}

/* ---------------------------------------------------------------------- */
/* 21. Reduced motion                                                       */
/* ---------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* ---------------------------------------------------------------------- */
/* 22. Add to Home Screen toast                                            */
/* ---------------------------------------------------------------------- */
.pwa-toast {
  position: fixed; left: var(--space-4); right: var(--space-4); bottom: var(--space-4);
  max-width: 480px; margin: 0 auto; z-index: 200;
  display: flex; align-items: center; gap: var(--space-3);
  background: var(--color-text-primary); color: #fff;
  border-radius: var(--radius-md); padding: var(--space-3) var(--space-4);
  box-shadow: var(--shadow-xl, 0 12px 32px rgba(0,0,0,0.25));
  transform: translateY(120%); opacity: 0; transition: transform var(--transition-normal, 0.3s ease), opacity var(--transition-normal, 0.3s ease);
}
.pwa-toast.is-visible { transform: translateY(0); opacity: 1; }
.pwa-toast-icon { width: 32px; height: 32px; border-radius: var(--radius-sm); flex-shrink: 0; }
.pwa-toast-text { flex: 1; font-size: var(--fs-xs); line-height: 1.4; }
.pwa-toast-actions { display: flex; align-items: center; gap: var(--space-2); flex-shrink: 0; }
.pwa-toast-btn {
  font-size: var(--fs-xs); font-weight: 700; color: #fff;
  background: var(--color-primary); border-radius: var(--radius-pill);
  padding: var(--space-1) var(--space-3); white-space: nowrap;
}
.pwa-toast-close {
  font-size: 1.1rem; line-height: 1; color: rgba(255,255,255,0.6);
  padding: var(--space-1);
}
.pwa-toast-close:hover { color: #fff; }
@media (max-width: 480px) {
  .pwa-toast { flex-wrap: wrap; }
  .pwa-toast-actions { width: 100%; justify-content: space-between; }
}

/* ---------------------------------------------------------------------- */
/* 23. Author profile page + blog post author byline                       */
/* ---------------------------------------------------------------------- */
.author-hero {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: var(--space-4); max-width: 640px; margin: 0 auto var(--space-7);
}
.author-photo {
  width: 128px; height: 128px; border-radius: 50%; object-fit: cover;
  box-shadow: var(--shadow-lg); border: 4px solid var(--color-surface);
}
.author-name { font-size: var(--fs-xl); font-weight: 800; margin: 0; }
.author-title { color: var(--color-primary); font-weight: 700; font-size: var(--fs-sm); margin: 0; }
.author-location { color: var(--color-text-secondary); font-size: var(--fs-xs); margin: 0; }
.author-links { display: flex; gap: var(--space-3); margin-top: var(--space-2); }
.author-link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--fs-sm); font-weight: 700; color: var(--color-primary);
  border: 1px solid var(--color-border); border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-4);
}
.author-link:hover { background: rgba(108, 60, 225, 0.06); }
.author-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4);
  max-width: 640px; margin: 0 auto var(--space-7);
}
.author-stat { text-align: center; }
.author-stat-number { font-size: var(--fs-2xl); font-weight: 800; color: var(--color-primary); display: block; }
.author-stat-label { font-size: var(--fs-xs); color: var(--color-text-secondary); }
.author-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: center; }
.author-tag {
  font-size: var(--fs-xs); font-weight: 600; color: var(--color-text-secondary);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-pill); padding: var(--space-1) var(--space-3);
}
.author-articles-grid { display: grid; gap: var(--space-4); grid-template-columns: 1fr; }

/* "Written by" byline box on blog posts */
.author-box {
  display: flex; align-items: center; gap: var(--space-4);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-5); margin: var(--space-7) auto;
  max-width: 760px;
}
.author-box-photo { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.author-box-label { font-size: var(--fs-xs); color: var(--color-text-secondary); margin: 0 0 2px; }
.author-box-name { font-weight: 800; font-size: var(--fs-md); color: var(--color-text-primary); }
.author-box-name:hover { color: var(--color-primary); }
.author-box-title { font-size: var(--fs-xs); color: var(--color-text-secondary); margin: 2px 0 0; }

@media (min-width: 640px) {
  .author-stats { grid-template-columns: repeat(3, 1fr); }
  .author-articles-grid { grid-template-columns: repeat(3, 1fr); }
}
