/* NoBsDL Design V1
 * Additive layout layer for the 24 launch pages. Family styles keep ownership
 * of downloader state; this file only unifies presentation and responsive IA.
 */

:root {
  --design-page: 1220px;
  --design-readable: 72ch;
  --design-radius-sm: 12px;
  --design-radius-md: 18px;
  --design-radius-lg: 26px;
  --design-panel: rgba(17, 21, 31, 0.82);
  --design-panel-strong: rgba(21, 26, 39, 0.94);
  --design-border: rgba(148, 163, 184, 0.14);
  --design-border-accent: rgba(99, 102, 241, 0.34);
  --design-shadow: 0 18px 60px rgba(0, 0, 0, 0.24);
}

html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(900px 500px at 8% -10%, rgba(99, 102, 241, 0.13), transparent 62%),
    radial-gradient(720px 440px at 92% 8%, rgba(6, 182, 212, 0.08), transparent 65%),
    var(--bg-primary);
}

body::before { opacity: 0.55; }

.container { width: min(100%, var(--design-page)); max-width: var(--design-page); }

body > header {
  padding: 0;
  background: rgba(10, 12, 18, 0.9);
  border-bottom-color: var(--design-border);
}

.header-content { min-height: 68px; flex-wrap: nowrap; }
.logo { font-size: 1.55rem; line-height: 1; white-space: nowrap; }
#mainNav { align-items: center; gap: 0.2rem; }
#mainNav a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.78rem;
  border-radius: 10px;
}
#mainNav a[href="/supporter"] {
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
  background: rgba(245, 158, 11, 0.07);
}
#mainNav a[href="/supporter"]:hover { background: rgba(245, 158, 11, 0.14); }
.mobile-menu-btn { min-width: 44px; min-height: 44px; border-radius: 10px; }
.mobile-menu-btn:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible { outline: 2px solid var(--accent-secondary); outline-offset: 3px; }
.mobile-nav { padding: 0.45rem 0 0.9rem; }
.mobile-nav a { min-height: 44px; display: flex; align-items: center; }

.breadcrumb,
.v2-breadcrumb,
.v3-breadcrumb {
  width: min(100%, var(--design-page));
  max-width: var(--design-page);
  margin: 0.85rem auto 0;
  padding: 0 2rem;
}

main.container { padding-top: 0.35rem; }
.hero,
.v2-hero,
.v3-hero { position: relative; }
.hero h1,
.v2-hero h1,
.v3-hero h1 { text-wrap: balance; }
.tagline,
.v2-hero p,
.v3-hero p { text-wrap: pretty; }

.tool-box,
.v2-form-card,
.v3-form-card {
  background: linear-gradient(145deg, rgba(28, 34, 50, 0.93), rgba(15, 18, 28, 0.9));
  border-color: var(--design-border-accent);
  box-shadow: var(--design-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.035);
}
.tool-input,
.v2-form-card input[type="text"],
.v2-form-card input[type="url"],
.v3-form-card input[type="text"],
.v3-form-card input[type="url"] { border-color: rgba(148, 163, 184, 0.2); }
.cta-btn,
.v2-extract-btn,
.v3-extract-btn { min-height: 48px; box-shadow: 0 10px 30px rgba(99, 102, 241, 0.2); }

.content-section,
.v2-section,
.v3-section {
  background: linear-gradient(145deg, rgba(21, 25, 37, 0.82), rgba(13, 16, 24, 0.76));
  border: 1px solid var(--design-border);
  border-radius: var(--design-radius-md);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
}
.content-section h2,
.v2-section h2,
.v3-section h2 { text-wrap: balance; }
.content-section p,
.content-section li,
.v2-section p,
.v2-section li,
.v3-section p,
.v3-section li { max-width: var(--design-readable); }

.tool-shortcut-card,
.v2-card,
.v3-card,
.v2-related-card,
.v3-related-card {
  border-color: var(--design-border);
  background: rgba(255, 255, 255, 0.025);
  border-radius: var(--design-radius-sm);
}
.tool-shortcut-card,
.v2-related-card,
.v3-related-card { min-height: 100%; }
.tool-shortcut-card:hover,
.v2-related-card:hover,
.v3-related-card:hover {
  transform: translateY(-2px);
  border-color: var(--design-border-accent);
  background: rgba(99, 102, 241, 0.07);
}

.faq-item,
.v2-faq-item,
.v3-faq-item { border-radius: var(--design-radius-sm); }
.faq-question,
.v2-faq-q,
.v3-faq-q { min-height: 52px; }

footer {
  background: linear-gradient(180deg, transparent, rgba(7, 9, 14, 0.76));
  border-top-color: var(--design-border);
}
.footer-grid { grid-template-columns: 1.05fr 1.25fr 1.4fr 0.8fr 0.9fr; }
.footer-col a,
.footer-links a { min-height: 30px; display: flex; align-items: center; }
.footer-links { justify-content: center; gap: 0.35rem 1rem; }

/* Homepage: one decisive intake surface followed by distinct discovery bands. */
.home-page { padding-top: 1.25rem; }
.home-intake {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  min-height: 500px;
  padding: clamp(2rem, 5vw, 4.5rem) clamp(0rem, 2vw, 1.5rem);
}
.home-intake .hero { padding: 0; text-align: left; }
.home-intake .hero-eyebrow { margin-bottom: 1rem; }
.home-intake .hero h1 {
  max-width: 760px;
  margin-bottom: 1.1rem;
  font-size: clamp(2.65rem, 6vw, 5.15rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}
.home-intake .tagline { max-width: 610px; margin: 0; font-size: clamp(1rem, 1.8vw, 1.2rem); }
.home-intake .tool-box { width: 100%; max-width: none; margin: 0; padding: clamp(1.2rem, 2.5vw, 1.8rem); border-radius: var(--design-radius-lg); }
.home-tool-label { display: block; margin: 0 0 0.65rem; color: var(--text-secondary); font-size: 0.82rem; font-weight: 650; }
.home-intake .tool-input { min-height: 54px; }
.home-intake .cta-btn { margin-top: 0.25rem; }
.home-lawful { margin: -1rem auto 2.5rem; }

.home-band { margin: 1.25rem 0; padding: clamp(1.35rem, 3vw, 2.25rem); }
.home-band-head { display: flex; align-items: end; justify-content: space-between; gap: 1.5rem; margin-bottom: 1.25rem; }
.home-band-head h2 { margin: 0; }
.home-band-head p { max-width: 650px; margin: 0; }
.platform-card-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.72rem;
}
.platform-card {
  min-height: 92px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.7rem;
  padding: 1rem;
  color: var(--text-primary);
  text-decoration: none;
  border: 1px solid var(--design-border);
  border-radius: var(--design-radius-sm);
  background: rgba(255, 255, 255, 0.025);
  transition: border-color 0.16s ease, transform 0.16s ease, background 0.16s ease;
}
.platform-card:hover { transform: translateY(-2px); border-color: var(--design-border-accent); background: rgba(99, 102, 241, 0.07); }
.platform-card strong { font-size: 0.94rem; }
.platform-card span { color: var(--text-muted); font-size: 0.74rem; }
.home-youtube-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.home-feature-grid,
.home-secondary-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 1.25rem 0; }
.home-feature-grid > .content-section,
.home-secondary-grid > .content-section { margin: 0; }
.home-promise { grid-column: 1 / -1; }
.home-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; margin-top: 1rem; counter-reset: home-step; }
.home-step { position: relative; padding: 1rem 1rem 1rem 3.2rem; border: 1px solid var(--design-border); border-radius: var(--design-radius-sm); background: rgba(255,255,255,.022); }
.home-step::before { counter-increment: home-step; content: "0" counter(home-step); position: absolute; left: 1rem; top: 1rem; color: var(--accent-secondary); font-weight: 800; font-size: 0.8rem; }
.home-step strong { display: block; margin-bottom: 0.25rem; }
.home-step span { color: var(--text-muted); font-size: 0.8rem; }

/* Core YouTube family: hero/form split, then compact editorial grid. */
.youtube-page {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.15rem;
  align-items: start;
}
.youtube-page > .hero { grid-column: 1 / 6; text-align: left; padding: 3.3rem 1.25rem 2rem 0; }
.youtube-page > .hero .tagline { margin-left: 0; }
.youtube-page > .tool-box { grid-column: 6 / -1; width: 100%; max-width: none !important; margin: 1.65rem 0 0; }
.youtube-page > .nobsdl-legal-note,
.youtube-page > #loadingDiv,
.youtube-page > #videoInfoSection,
.youtube-page > #playlistInfoSection,
.youtube-page > #dlProgress,
.youtube-page > #dlThankYou,
.youtube-page > .noadsdl-supporter-strip { grid-column: 1 / -1; width: 100%; max-width: 960px; }
.youtube-page > .nobsdl-legal-note { margin: 0 auto; }
.youtube-page > #loadingDiv,
.youtube-page > #videoInfoSection,
.youtube-page > #playlistInfoSection,
.youtube-page > #dlProgress,
.youtube-page > #dlThankYou,
.youtube-page > .noadsdl-supporter-strip { margin-left: auto; margin-right: auto; }
.youtube-page > .content-section { grid-column: span 6; height: 100%; margin: 0; padding: 1.5rem; }
.youtube-page > .youtube-intro-section { grid-column: 1 / -1; }
.youtube-page > .content-section:has(.faq),
.youtube-page > .content-section:has(.tool-shortcuts),
.youtube-page > .content-section[style*="overflow-x"] { grid-column: 1 / -1; }
.youtube-page > .content-section:has(.faq) { margin-top: 0.5rem; }
.youtube-page > .content-section .tool-shortcuts { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* Platform families share one spatial system without changing their JS API. */
.platform-page {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.1rem;
  align-items: stretch;
}
.platform-page > .v2-hero,
.platform-page > .v3-hero {
  grid-column: 1 / 6;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 3.2rem 1.25rem 2rem 0;
  text-align: left;
  align-self: center;
}
.platform-page > .v2-hero p,
.platform-page > .v3-hero p { margin-left: 0; }
.platform-page > .v2-form-card,
.platform-page > .v3-form-card {
  grid-column: 6 / -1;
  width: 100%;
  max-width: none;
  margin: 1.4rem 0;
  align-self: start;
}
.platform-page > .v2-form-card label,
.platform-page > .v3-form-card label { text-align: left !important; }
.platform-page > .v2-progress,
.platform-page > .v3-progress,
.platform-page > #dlThankYou,
.platform-page > .noadsdl-supporter-strip { grid-column: 1 / -1; width: 100%; max-width: 960px; justify-self: center; }
.platform-page > .v2-lawful-notice,
.platform-page > .v3-lawful-notice { grid-column: 1 / 7; max-width: none; margin: 0; height: 100%; }
.platform-page > .v2-trust-strip,
.platform-page > .v3-trust-strip {
  grid-column: 7 / -1;
  max-width: none;
  margin: 0;
  justify-content: flex-start;
  align-content: center;
  padding: 0.75rem 1rem;
  border: 1px solid var(--design-border);
  border-radius: var(--design-radius-md);
  background: rgba(255, 255, 255, 0.018);
}
.platform-page > .v2-section,
.platform-page > .v3-section {
  grid-column: span 6;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 1.35rem 1.45rem;
}
.platform-page > .v2-section:has(.v2-faq-item),
.platform-page > .v2-section:has(.v2-related-grid),
.platform-page > .v3-section:has(.v3-faq-item),
.platform-page > .v3-section:has(.v3-related-grid) { grid-column: 1 / -1; }
.platform-page .v2-card-list,
.platform-page .v3-card-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.platform-page .v2-related-grid,
.platform-page .v3-related-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.platform-page > .v2-supporter-cta,
.platform-page > .v3-supporter-cta { grid-column: 1 / -1; width: 100%; max-width: none; margin: 0.2rem 0 1rem; }

/* Guides, information and legal pages keep a calm editorial measure. */
.document-page { max-width: 1040px; }
.document-page > .hero { padding: 2.75rem 0 1.4rem; text-align: left; }
.document-page > .hero .tagline { margin-left: 0; }
.document-page > .content-section { padding: clamp(1.4rem, 3vw, 2.25rem); }
.document-page > .content-section > p,
.document-page > .content-section > ul,
.document-page > .content-section > ol { max-width: var(--design-readable); }
.document-page > .content-section:has(.faq) { max-width: none; }
.document-page .tool-shortcuts { grid-template-columns: repeat(3, minmax(0, 1fr)); }

@media (max-width: 980px) {
  .footer-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .platform-card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .home-youtube-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-intake { grid-template-columns: 1fr; min-height: 0; gap: 1.8rem; }
  .home-intake .hero { text-align: center; }
  .home-intake .hero h1,
  .home-intake .tagline { margin-left: auto; margin-right: auto; }
  .home-intake .tool-box { max-width: 720px; margin: 0 auto; }
  .youtube-page > .hero,
  .platform-page > .v2-hero,
  .platform-page > .v3-hero { grid-column: 1 / -1; text-align: center; padding: 2rem 0 0.5rem; }
  .youtube-page > .hero .tagline,
  .platform-page > .v2-hero p,
  .platform-page > .v3-hero p { margin-left: auto; }
  .youtube-page > .tool-box,
  .platform-page > .v2-form-card,
  .platform-page > .v3-form-card { grid-column: 1 / -1; max-width: 760px !important; justify-self: center; margin: 0 0 0.25rem; }
}

@media (max-width: 768px) {
  .container { padding-left: 1rem; padding-right: 1rem; }
  .breadcrumb,
  .v2-breadcrumb,
  .v3-breadcrumb { padding: 0 1rem; }
  .home-page { padding-top: 0; }
  .home-intake { padding: 2.25rem 0 1rem; }
  .home-intake .hero h1 { font-size: clamp(2.35rem, 12vw, 3.5rem); }
  .home-band-head { display: block; }
  .home-band-head p { margin-top: 0.55rem; }
  .platform-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-feature-grid,
  .home-secondary-grid { grid-template-columns: 1fr; }
  .home-steps { grid-template-columns: 1fr; }
  .youtube-page,
  .platform-page { display: block; }
  .youtube-page > .hero,
  .platform-page > .v2-hero,
  .platform-page > .v3-hero { padding: 1.8rem 0 0.75rem; }
  .youtube-page > .tool-box,
  .platform-page > .v2-form-card,
  .platform-page > .v3-form-card { margin: 0 0 1rem; }
  .youtube-page > .content-section,
  .platform-page > .v2-section,
  .platform-page > .v3-section { height: auto; margin: 1rem 0; }
  .platform-page > .v2-lawful-notice,
  .platform-page > .v3-lawful-notice,
  .platform-page > .v2-trust-strip,
  .platform-page > .v3-trust-strip { margin: 0 0 1rem; }
  .platform-page .v2-card-list,
  .platform-page .v3-card-list,
  .platform-page .v2-related-grid,
  .platform-page .v3-related-grid,
  .youtube-page > .content-section .tool-shortcuts,
  .document-page .tool-shortcuts { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 380px) {
  .container { padding-left: 0.75rem; padding-right: 0.75rem; }
  .breadcrumb,
  .v2-breadcrumb,
  .v3-breadcrumb { padding: 0 0.75rem; }
  .home-intake .tool-box,
  .home-band,
  .content-section,
  .platform-page > .v2-section,
  .platform-page > .v3-section { padding: 1rem; border-radius: 16px; }
  .platform-card-grid { grid-template-columns: 1fr; }
  .platform-card { min-height: 76px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem 0.9rem; }
  .track-item { padding-left: 0.6rem; padding-right: 0.6rem; }
}

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