/* ============================================================
   Sacred Stotra Reading Experience — Reader Chrome & Typography
   Shared by all /stotras/* detail pages and the interactive
   Stotra Treasury reader (root, /stotras/, /sadhana/).
   Loaded after style.css + components.css so it can refine
   the base verse styles without fighting them.
   ============================================================ */

:root {
  --reader-scale: 1;              /* font-size multiplier, set by reader.js */
  --reader-sticky-offset: 0px;    /* portal header height, set by reader.js */
  --reader-toolbar-h: 0px;        /* toolbar height, set by reader.js */

  /* Reader surface palette (Light theme = default) */
  --r-bg: #ffffff;
  --r-bg-soft: #fffaf0;
  --r-border: #fed7aa;
  --r-border-strong: #ea580c;
  --r-text: #431407;
  --r-muted: #7c2d12;
  --r-accent: #9a3412;
  --r-chip-bg: #ffedd5;
  --r-chip-text: #9a3412;
  --r-toolbar-bg: rgba(255, 250, 240, 0.96);
  --r-toolbar-border: #fed7aa;
  --r-btn-bg: #ffffff;
  --r-btn-text: #7c2d12;
  --r-progress-track: #ffedd5;
  --r-progress-fill: linear-gradient(90deg, #f97316, #ea580c);
  --r-current-glow: 0 0 0 2px rgba(234, 88, 12, 0.35);
}

/* Sepia (paper) reading theme — scoped to reader surfaces only */
html[data-reader-theme="sepia"] {
  --r-bg: #f8efd9;
  --r-bg-soft: #f3e6c9;
  --r-border: #ddc391;
  --r-border-strong: #b98a2e;
  --r-text: #4a3418;
  --r-muted: #6b5227;
  --r-accent: #8a5a12;
  --r-chip-bg: #efe0bb;
  --r-chip-text: #6b4a10;
  --r-toolbar-bg: rgba(248, 239, 217, 0.97);
  --r-toolbar-border: #ddc391;
  --r-btn-bg: #fdf7e8;
  --r-btn-text: #6b4a10;
  --r-progress-track: #e8d7ab;
}

/* Night reading theme — dark, glare-free recitation at night */
html[data-reader-theme="night"] {
  --r-bg: #201a14;
  --r-bg-soft: #2a231a;
  --r-border: #59442a;
  --r-border-strong: #c2761f;
  --r-text: #f2e6d2;
  --r-muted: #c9b091;
  --r-accent: #f6bd70;
  --r-chip-bg: #3a2d1b;
  --r-chip-text: #f0c486;
  --r-toolbar-bg: rgba(26, 21, 16, 0.97);
  --r-toolbar-border: #59442a;
  --r-btn-bg: #2b231a;
  --r-btn-text: #e8d7bd;
  --r-progress-track: #3a2d1b;
}

/* ------------------------------------------------------------
   Reading progress bar (sticky, sits just above the toolbar)
   ------------------------------------------------------------ */
.stotra-reader {
  position: relative;
}

.reader-progress {
  position: sticky;
  top: var(--reader-sticky-offset);
  z-index: 61;
  display: block;
  height: 4px;
  margin: 0;
  background: var(--r-progress-track);
  border-radius: 999px;
  overflow: hidden;
  box-shadow: inset 0 1px 2px rgba(67, 20, 7, 0.08);
}

.reader-progress-fill {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--r-progress-fill);
  border-radius: 999px;
  transition: width 0.15s linear;
}

/* ------------------------------------------------------------
   Reader toolbar — sticky reading controls
   ------------------------------------------------------------ */
.reader-toolbar {
  position: sticky;
  top: calc(var(--reader-sticky-offset) + 4px);
  z-index: 60;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 10px 14px;
  margin-bottom: 14px;
  background: var(--r-toolbar-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1.5px solid var(--r-toolbar-border);
  border-radius: var(--radius-md);
  box-shadow: 0 6px 18px rgba(67, 20, 7, 0.1);
}

.reader-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: none;
  min-width: 0;
}

.reader-group-label {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--r-accent);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.reader-btn {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1.5px solid var(--r-border);
  background: var(--r-btn-bg);
  color: var(--r-btn-text);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.12s ease;
}

.reader-btn:hover {
  border-color: var(--r-border-strong);
  transform: translateY(-1px);
}

.reader-btn.is-active,
.reader-btn[aria-pressed="true"] {
  background: linear-gradient(135deg, #f97316, #ea580c);
  border-color: #c2410c;
  color: #ffffff;
  box-shadow: 0 3px 10px rgba(234, 88, 12, 0.35);
}

.reader-btn--icon {
  padding: 7px 10px;
  font-size: 0.85rem;
}

.reader-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.reader-size-label {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--r-muted);
  min-width: 40px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.reader-select {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1.5px solid var(--r-border);
  background: var(--r-btn-bg);
  color: var(--r-btn-text);
  cursor: pointer;
}

.reader-select:focus-visible,
.reader-btn:focus-visible {
  outline: 2px solid var(--r-border-strong);
  outline-offset: 2px;
}

.reader-btn--listen {
  margin-left: auto;
}

/* ------------------------------------------------------------
   Table of contents — verse jump chips
   ------------------------------------------------------------ */
.reader-toc {
  margin: 0 0 16px;
  padding: 0;
}

.reader-toc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 800;
  padding: 7px 14px;
  margin-bottom: 8px;
  border-radius: 999px;
  border: 1.5px dashed var(--r-border-strong);
  background: var(--r-chip-bg);
  color: var(--r-chip-text);
  cursor: pointer;
}

.reader-toc-toggle:hover {
  border-style: solid;
}

.reader-toc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

/* Collapsed (long stotras: chalisas with 40+ verses) */
.reader-toc.has-toggle:not(.is-open) .reader-toc-chips {
  max-height: 2.4em;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 55%, transparent 100%);
}

.reader-toc-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.1em;
  height: 2.1em;
  padding: 0 0.55em;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  text-decoration: none;
  border-radius: 8px;
  border: 1.5px solid var(--r-border);
  background: var(--r-chip-bg);
  color: var(--r-chip-text);
  transition: background 0.15s ease, color 0.15s ease, transform 0.12s ease;
}

.reader-toc-chip:hover {
  border-color: var(--r-border-strong);
  transform: translateY(-1px);
}

.reader-toc-chip.is-active {
  background: linear-gradient(135deg, #f97316, #ea580c);
  border-color: #c2410c;
  color: #ffffff;
  box-shadow: 0 3px 10px rgba(234, 88, 12, 0.35);
}

/* ------------------------------------------------------------
   Verse navigation (prev / status / next)
   ------------------------------------------------------------ */
.reader-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1.5px dashed var(--r-border);
}

.reader-nav-btn {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 800;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1.5px solid var(--r-border-strong);
  background: var(--r-btn-bg);
  color: var(--r-accent);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, transform 0.12s ease;
}

.reader-nav-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #f97316, #ea580c);
  border-color: #c2410c;
  color: #ffffff;
  transform: translateY(-1px);
}

.reader-nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.reader-nav-status {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.3px;
  color: var(--r-muted);
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* ------------------------------------------------------------
   Verse typography — the actual reading surface
   ------------------------------------------------------------ */
.verse-card {
  background: var(--r-bg);
  border-color: var(--r-border);
  scroll-margin-top: calc(var(--reader-sticky-offset) + var(--reader-toolbar-h) + 20px);
  transition: border-color 0.2s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.verse-card:hover {
  background: var(--r-bg);
  border-color: var(--r-border-strong);
}

.verse-card.is-current {
  border-color: var(--r-border-strong);
  box-shadow: var(--r-current-glow), 0 10px 26px rgba(67, 20, 7, 0.1);
}

.verse-card.is-speaking {
  border-color: var(--r-border-strong);
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.45), var(--shadow-glow);
}

.verse-header {
  border-bottom-color: var(--r-border);
}

.verse-number {
  background: var(--r-chip-bg);
  color: var(--r-chip-text);
}

.verse-deity {
  font-size: 0.8rem;
  color: var(--r-muted);
}

/* Devanagari source — Noto Serif Devanagari for true matra clarity */
.verse-sanskrit {
  font-family: "Noto Serif Devanagari", var(--font-serif), Georgia, serif;
  font-size: calc(1.3rem * var(--reader-scale));
  line-height: 2.05;
  letter-spacing: 0.01em;
  font-weight: 600;
  color: var(--r-text);
  margin-bottom: calc(12px * var(--reader-scale));
  text-wrap: pretty;
}

/* Odia pronunciation layer — Noto Sans Oriya */
.verse-odia {
  font-family: "Noto Sans Oriya", var(--font-sans), serif;
  font-size: calc(1.08rem * var(--reader-scale));
  line-height: 1.95;
  color: var(--r-accent);
  background: var(--r-bg-soft);
  padding: 10px 14px;
  border-left: 3px solid var(--r-border-strong);
  border-radius: 6px;
  margin: 8px 0 calc(10px * var(--reader-scale));
}

.verse-layer-label,
.verse-meaning-tag {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--r-accent);
  margin-bottom: 3px;
}

.verse-meaning-tag {
  display: inline;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.85em;
  margin-right: 4px;
}

/* Roman transliteration — quiet, italic, distinctly secondary */
.verse-translit {
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-size: calc(0.97rem * var(--reader-scale));
  line-height: 1.7;
  color: var(--r-muted);
  background: var(--r-bg-soft);
  border: 1px solid var(--r-border);
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: calc(12px * var(--reader-scale));
  text-wrap: pretty;
}

/* Meanings — comfortable measure, one block per language */
.verse-meaning {
  font-family: var(--font-sans);
  font-size: calc(0.97rem * var(--reader-scale));
  line-height: 1.7;
  color: var(--r-text);
  max-width: 76ch;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--r-border);
}

.verse-meaning:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.verse-meaning--en .verse-meaning-tag { color: var(--r-accent); }
.verse-meaning--hi .verse-meaning-tag { color: var(--crimson, #991b1b); }
.verse-meaning--or .verse-meaning-tag { color: var(--accent-warn, #d97706); }

.verse-meaning--hi {
  font-size: calc(0.99rem * var(--reader-scale));
}

.verse-meaning--or {
  font-family: "Noto Sans Oriya", var(--font-sans), sans-serif;
}

.verse-meaning.is-hidden-lang,
html[data-script-dev="off"] .verse-sanskrit,
html[data-script-translit="off"] .verse-translit,
html[data-script-odia="off"] .verse-odia {
  display: none;
}

/* Night theme — recitation-friendly surfaces */
html[data-reader-theme="night"] .verse-card {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
}

html[data-reader-theme="night"] .verse-card.is-current {
  box-shadow: var(--r-current-glow), 0 10px 26px rgba(0, 0, 0, 0.55);
}

html[data-reader-theme="night"] .verse-number,
html[data-reader-theme="night"] .verse-translit,
html[data-reader-theme="night"] .verse-odia {
  color: inherit;
}

html[data-reader-theme="night"] .verse-number { color: var(--r-chip-text); }
html[data-reader-theme="night"] .verse-translit { color: var(--r-muted); }
html[data-reader-theme="night"] .verse-odia { color: var(--r-accent); }

html[data-reader-theme="night"] .verse-container .verse-card:hover {
  transform: translateY(-2px);
}

html[data-reader-theme="night"] .reader-progress {
  box-shadow: none;
}

/* Treasury (compact) verse list keeps the same reader language */
.stotra-verses-list .verse-card {
  padding: 16px 18px;
  margin-bottom: 12px;
}

.stotra-reader .stotra-card,
.stotra-reader.stotra-card {
  background: var(--r-bg);
  border-color: var(--r-border);
}

/* ------------------------------------------------------------
   Responsive — compact toolbar on phones
   ------------------------------------------------------------ */
@media (max-width: 720px) {
  .reader-toolbar {
    gap: 7px 10px;
    padding: 9px 10px;
  }

  .reader-btn {
    font-size: 0.74rem;
    padding: 6px 9px;
  }

  .reader-group-label {
    font-size: 0.66rem;
  }

  .reader-btn--listen span {
    display: none;
  }

  .reader-btn--listen {
    margin-left: 0;
  }

  .reader-nav-btn {
    font-size: 0.8rem;
    padding: 9px 13px;
  }

  .verse-card {
    padding: 18px 16px;
  }

  .verse-sanskrit {
    font-size: calc(1.2rem * var(--reader-scale));
    line-height: 1.95;
  }

  .verse-nav {
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .reader-toolbar {
    justify-content: center;
  }

  .reader-group {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ------------------------------------------------------------
   Motion & print
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  .verse-card,
  .reader-btn,
  .reader-nav-btn,
  .reader-toc-chip,
  .reader-progress-fill {
    transition: none;
  }
}

@media print {
  .reader-toolbar,
  .reader-progress,
  .reader-nav,
  .reader-toc,
  .seo-actions-bar {
    display: none !important;
  }

  html[data-reader-theme] {
    --r-bg: #ffffff;
    --r-bg-soft: #ffffff;
    --r-text: #000000;
    --r-muted: #333333;
    --r-border: #999999;
  }

  .verse-card {
    background: #ffffff !important;
    color: #000000 !important;
    border: 1px solid #999999 !important;
    box-shadow: none !important;
    break-inside: avoid;
    page-break-inside: avoid;
    transform: none !important;
    scroll-margin-top: 0;
  }

  .verse-sanskrit {
    font-size: 1.15rem !important;
    color: #000000 !important;
  }

  .verse-translit,
  .verse-odia {
    background: #ffffff !important;
    border: 1px solid #cccccc;
    color: #333333 !important;
  }

  .verse-meaning {
    color: #000000 !important;
    max-width: none;
  }

  .verse-meaning.is-hidden-lang {
    display: block !important;
  }
}