/* RoutineLab – Material 3 inspired, mobile-first, vanilla CSS
   - Dark default theme (Material 3 surface + containers)
   - Light theme toggle (saved in localStorage)
*/

:root {
  /* Typography */
  --font-sans: "Nunito", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
               Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";

  /* Shape */
  --radius-xs: 2px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Spacing */
  --space-1: 6px;
  --space-2: 10px;
  --space-3: 14px;
  --space-4: 18px;
  --space-5: 24px;
  --space-6: 32px;

  /* Elevation (soft, Material-like) */
  --elev-1: 0 1px 2px rgba(0,0,0,.22), 0 1px 1px rgba(0,0,0,.12);
  --elev-2: 0 3px 10px rgba(0,0,0,.22), 0 1px 2px rgba(0,0,0,.12);

  /* Motion */
  --ease-out: cubic-bezier(.2, .8, .2, 1);

  /* Layout */
  --header-h: 60px;
  --footer-h: 90px;
  --content-max: 1040px;

  /* Component */
  --focus-ring: 0 0 0 3px rgba(167, 200, 255, .35);
}

/* ===========================
   Material 3 color tokens
   =========================== */

/* Dark (default) */
:root[data-theme="dark"]{
  --md-sys-color-primary: #A7C8FF;
  --md-sys-color-on-primary: #00315C;
  --md-sys-color-primary-container: #084883;
  --md-sys-color-on-primary-container: #D6E3FF;

  --md-sys-color-secondary: #B9C7DA;
  --md-sys-color-on-secondary: #233240;
  --md-sys-color-secondary-container: #394857;
  --md-sys-color-on-secondary-container: #D5E3F7;

  --md-sys-color-tertiary: #D9BCE0;
  --md-sys-color-on-tertiary: #3F2844;
  --md-sys-color-tertiary-container: #583F5C;
  --md-sys-color-on-tertiary-container: #F6DAFB;

  --md-sys-color-error: #FFB4AB;
  --md-sys-color-on-error: #690005;

  --md-sys-color-surface: #0F1318;
  --md-sys-color-surface-dim: #0B0F14;
  --md-sys-color-surface-bright: #1C222B;

  --md-sys-color-surface-container-lowest: #0A0E12;
  --md-sys-color-surface-container-low: #151A20;
  --md-sys-color-surface-container: #1A1F26;
  --md-sys-color-surface-container-high: #222832;
  --md-sys-color-surface-container-highest: #2B3340;

  --md-sys-color-on-surface: #E3E8EF;
  --md-sys-color-on-surface-variant: #C0C7D2;

  --md-sys-color-outline: #8A93A2;
  --md-sys-color-outline-variant: #38414ea0;

  --md-sys-color-inverse-surface: #E3E8EF;
  --md-sys-color-inverse-on-surface: #2A313B;

  --md-sys-color-scrim: rgba(0,0,0,.55);

  --shadow-color: rgba(0,0,0,.65);
  --app-tint: rgba(167, 200, 255, .14);
}

/* Light */
:root[data-theme="light"]{
  --md-sys-color-primary: #00297c;
  --md-sys-color-on-primary: #FFFFFF;
  --md-sys-color-primary-container: #D8E2FF;
  --md-sys-color-on-primary-container: #001A40;

  --md-sys-color-secondary: #535F70;
  --md-sys-color-on-secondary: #FFFFFF;
  --md-sys-color-secondary-container: #D7E3F7;
  --md-sys-color-on-secondary-container: #00297c;

  --md-sys-color-tertiary: #6D4E78;
  --md-sys-color-on-tertiary: #FFFFFF;
  --md-sys-color-tertiary-container: #F6DAFB;
  --md-sys-color-on-tertiary-container: #271331;

  --md-sys-color-error: #B3261E;
  --md-sys-color-on-error: #FFFFFF;

  --md-sys-color-surface: #F8F9FF;
  --md-sys-color-surface-dim: #E6E8F0;
  --md-sys-color-surface-bright: #FFFFFF;

  --md-sys-color-surface-container-lowest: #FFFFFF;
  --md-sys-color-surface-container-low: #F2F3FB;
  --md-sys-color-surface-container: #EEF0F8;
  --md-sys-color-surface-container-high: #E8EAF2;
  --md-sys-color-surface-container-highest: #E1E4EC;

  --md-sys-color-on-surface: #00297c;
  --md-sys-color-on-surface-variant: #00297c;

  --md-sys-color-outline: #727784;
  --md-sys-color-outline-variant: #C1C6D4;

  --md-sys-color-inverse-surface: #2F3035;
  --md-sys-color-inverse-on-surface: #F1F1F6;

  --md-sys-color-scrim: rgba(0,0,0,.32);

  --shadow-color: rgba(20, 28, 40, .18);
  --app-tint: rgba(11, 87, 208, .08);
}

/* ===========================
   Base
   =========================== */

* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-sans);
  color: var(--md-sys-color-on-surface);
  background: radial-gradient(1200px 700px at 30% -10%, var(--app-tint) 0%, rgba(0,0,0,0) 55%),
              var(--md-sys-color-surface);
   background-repeat: no-repeat;
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }
a, button{
  -webkit-tap-highlight-color: transparent;
}

:focus-visible{
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: 12px;
}

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

.container{
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Helps content clear fixed header/footer */
.page{
  padding-top: calc(var(--header-h) + var(--space-4));
  padding-bottom: calc(var(--footer-h) + var(--space-4));
}

/* ===========================
   App Bar (Header)
   =========================== */

.appbar{
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  z-index: 50;
  background: color-mix(in srgb, var(--md-sys-color-surface) 70%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.appbar__inner{
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-3);
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  gap: var(--space-2);
  align-items: center;
}

.icon-btn{
  height: 44px; width: 44px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--md-sys-color-on-surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color .15s var(--ease-out), transform .12s var(--ease-out);
}
.icon-btn:hover{ color: var(--md-sys-color-primary); transform: translateY(-1px); }
.icon-btn:active{ transform: translateY(0); }

:root[data-theme="dark"] .icon-btn{
  color: color-mix(in srgb, var(--md-sys-color-on-surface) 92%, #ffffff);
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-width: 0;
  text-decoration: none!important;
}
.brand__mark{
  height: 50px;
  width: 50px;
  border-radius: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  /* background: color-mix(in srgb, var(--md-sys-color-primary) 14%, var(--md-sys-color-surface));
  border: 1px solid color-mix(in srgb, var(--md-sys-color-primary) 35%, transparent); */
}
.brand__glyph{
  width: 50px;
  height: 50px;
  display: block;
  background-color: var(--md-sys-color-primary);
  mask-image: url('/static/images/logo_icon.svg');
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
  -webkit-mask-image: url('/static/images/logo_icon.svg');
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
}

.brand__name{
  color: var(--md-sys-color-primary); /*  #216CB6; */
  font-size: 34px;
  font-weight: 750;
  letter-spacing: 0.2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  
}

/* ===========================
   Navigation Drawer
   =========================== */

.drawer-backdrop{
  position: fixed;
  inset: 0;
  background: var(--md-sys-color-scrim);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s var(--ease-out);
  z-index: 60;
}

.drawer{
  position: fixed;
  top: 0; left: 0;
  height: 100%;
  width: min(88vw, 340px);
  background: var(--md-sys-color-surface-container);
  border-right: 1px solid var(--md-sys-color-outline-variant);
  transform: translateX(-102%);
  transition: transform .22s var(--ease-out);
  z-index: 61;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.drawer__header{
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.drawer__title{
  font-weight: 800;
  letter-spacing: .2px;
}
.drawer__nav{
  display: grid;
  gap: var(--space-2);
}
.nav-item{
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--md-sys-color-outline-variant);
  background: var(--md-sys-color-surface-container-low);
  transition: background .15s var(--ease-out), transform .12s var(--ease-out);
}
.nav-item:hover{ background: var(--md-sys-color-surface-container); transform: translateY(-1px); }
.nav-item[aria-current="page"]{
  border-color: color-mix(in srgb, var(--md-sys-color-primary) 55%, var(--md-sys-color-outline-variant));
  background: color-mix(in srgb, var(--md-sys-color-primary) 14%, var(--md-sys-color-surface-container-low));
}
.nav-item__meta{
  display: grid;
  gap: 2px;
}
.nav-item__label{ font-weight: 700; }
.nav-item__hint{ font-size: 12px; color: var(--md-sys-color-on-surface-variant); }

body.drawer-open .drawer-backdrop{ opacity: 1; pointer-events: auto; }
body.drawer-open .drawer{ transform: translateX(0); }

/* ===========================
   Footer Bottom Navigation
   =========================== */

.bottom-nav{
  position: fixed;
  left: 0; right: 0; bottom: 0;
  height: var(--footer-h);
  z-index: 40;
  background: color-mix(in srgb, var(--md-sys-color-surface) 92%, transparent);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--md-sys-color-outline-variant);
  display: grid;
  place-items: center;
}

.bottom-nav__inner{
  width: 100%;
  max-width: var(--content-max);
  padding: 0 var(--space-2);
  display: flex;
  justify-content: center;
}

.footer-row{
  padding-top: 10px;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.footer-links{
  width: 100%;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
  gap: 6px;
}

.bottom-link{
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: 10px 6px;
  border-radius: 18px;
  color: var(--md-sys-color-on-surface-variant);
  transition: background .15s var(--ease-out), transform .12s var(--ease-out);
  user-select: none;
}
.bottom-link:hover{
  background: var(--md-sys-color-surface-container-low);
  transform: translateY(-1px);
  text-decoration: none;
}
.bottom-link[aria-current="page"]{
  color: var(--md-sys-color-primary);
  background: color-mix(in srgb, var(--md-sys-color-primary) 14%, var(--md-sys-color-surface-container-low));
  border: 1px solid color-mix(in srgb, var(--md-sys-color-primary) 38%, var(--md-sys-color-outline-variant));
}
.bottom-link__label{
  font-size: 11px;
  line-height: 1;
  font-weight: 650;
}

/* ===========================
   Content blocks (Hero/Main/Sub)
   =========================== */

.hero{
  padding: var(--space-2) 0 var(--space-4);
}
.hero__grid{
  display: grid;
  gap: var(--space-5);
}
.hero__card{
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg,
              color-mix(in srgb, var(--md-sys-color-primary) 10%, var(--md-sys-color-surface-container) 90%),
              var(--md-sys-color-surface-container));
  border: 1px solid var(--md-sys-color-outline-variant);
  /* box-shadow: var(--elev-1); */
  padding: var(--space-5);
  overflow: hidden;
  position: relative; 
}
.hero__card:before{
  content: "";
  position: absolute;
  inset: -80px -80px auto auto;
  height: 220px;
  width: 220px;
  border-radius: 999px;
  /* background: radial-gradient(circle at 0% 130%,
    color-mix(in srgb, var(--md-sys-color-primary) 45%, transparent) 0%,
    transparent 65%);
  filter: blur(6px); */
  opacity: .85;
}

.kicker{
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--md-sys-color-surface-container-low);
  border: 1px solid var(--md-sys-color-outline-variant);
  color: var(--md-sys-color-on-surface-variant);
  font-size: 12px;
  font-weight: 700;
}

.h1{
  margin: 14px 0 10px;
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: -0.3px;
}
.lead{
  margin: 0 0 16px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.55;
}

.cta-row{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  margin-top: var(--space-3);
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 750;
  letter-spacing: .2px;
  transition: transform .12s var(--ease-out), background .15s var(--ease-out);
}
.btn:hover{ transform: translateY(-1px); text-decoration: none; }
.btn:active{ transform: translateY(0); }

.btn--primary{
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
}

.btn--primary--wide {
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  width: 100%;
}

.btn--primary:hover{
  background: color-mix(in srgb, var(--md-sys-color-primary) 92%, white);
}
.btn--tonal{
  background: var(--md-sys-color-secondary-container);
  color: var(--md-sys-color-on-secondary-container);
  border-color: color-mix(in srgb, var(--md-sys-color-secondary) 22%, var(--md-sys-color-outline-variant));
}
.btn--ghost{
  background: transparent;
  color: var(--md-sys-color-on-surface);
  border-color: var(--md-sys-color-outline-variant);
}

.grid{
  display: grid;
  gap: var(--space-4);
}

.section{
  padding: var(--space-4) 0;
}
.section__title{
  font-size: 18px;
  letter-spacing: .2px;
  margin: 0 0 10px;
}

.section__hint{
  margin: 0 0 16px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.55;
  font-size: 18px;
}

.card{
  border-radius: var(--radius-lg);
  background: var(--md-sys-color-surface-container);
  border: 1px solid var(--md-sys-color-outline-variant);
  /* box-shadow: var(--elev-1); */
  padding: var(--space-4);
}

.card--flat{
  background: var(--md-sys-color-surface-container-low);
  box-shadow: none;
}

.mini{
  display: grid;
  gap: 6px;
}
.mini__title{
  font-weight: 800;
}
.mini__body{
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
  font-size: 14px;
}

.list{
  margin: 0;
  padding-left: 18px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.7;
}

.divider{
  height: 1px;
  background: var(--md-sys-color-outline-variant);
  margin: var(--space-4) 0;
}

/* ===========================
   FAQ accordion
   =========================== */

details{
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--radius-lg);
  background: var(--md-sys-color-surface-container-low);
  padding: 10px 14px;
}
details + details{ margin-top: 10px; }
summary{
  cursor: pointer;
  font-weight: 750;
  list-style: none;
  font-size: 18px;
   color: var(--md-sys-color-on-secondary-container);
}
summary::-webkit-details-marker{ display:none; }
details p{
  margin: 10px 0 6px;
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.55;
}

/* ===========================
   Responsive (>= 840px)
   =========================== */

@media (min-width: 840px){
  :root{ --header-h: 68px; --footer-h: 0px; }
  .page{ padding-bottom: var(--space-6); }

  .appbar__inner{
    grid-template-columns: 52px 1fr 52px;
    padding: 0 var(--space-4);
  }

  .bottom-nav{
    position: static;
    height: auto;
    border-top: none;
    background: transparent;
    backdrop-filter: none;
    padding: var(--space-6) 0 var(--space-4);
  }
  .bottom-nav__inner{
    grid-template-columns: 1fr;
    gap: 12px;
    place-items: start;
  }
  .footer-row{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    background: var(--md-sys-color-surface-container);
    border: 1px solid var(--md-sys-color-outline-variant);
  }
  .footer-links{
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }
  .bottom-link{
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
  }
  .bottom-link__label{ font-size: 13px; }
  .hero__grid{
    grid-template-columns: 1.1fr .9fr;
    align-items: stretch;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  * { transition: none !important; scroll-behavior: auto; }
}

.markdown-body {
  display: block;
  font-size: 0.95rem;
}
.markdown-body > *:first-child { margin-top: 0; }
.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin: var(--space-3) 0 var(--space-2);
   color: var(--md-sys-color-on-secondary-container);
}
.markdown-body p,
.markdown-body ul,
.markdown-body ol {
  margin: var(--space-1) 0;
  color: var(--md-sys-color-on-surface);
}
.markdown-body ul,
.markdown-body ol {
  padding-left: 1.25rem;
}
.markdown-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9rem;
  background: var(--md-sys-color-surface-container-low);
  padding: 0 6px;
  border-radius: var(--radius-xs);
}





.markdown-body .markdown_plugin-content ul,
.markdown-body .markdown_plugin-content ol {
 
}

.markdown-body .markdown_plugin-content li {
  
  
}

/* Inline code */
.markdown-body .markdown_plugin-content code {
  background: #e5f0fa;
 
  border-radius: 4px;
  padding: 0.15em 0.35em;
  font-size: 0.96em;
  font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
}

/* Code blocks */
.markdown-body .markdown_plugin-content pre {
  background: #e5f0fa;
  border-radius: 6px;
  padding: 1em 1.2em;
  font-size: 0.97rem;
  overflow-x: auto;
  /* line-height: 1.6; */
  /* margin-bottom: 1.4em; */
  
  border: 1px solid #b7d4ef;
}

.markdown-body .markdown_plugin-content pre code {
  background: none;
  color: #1868b7;
  padding: 0;
  font-size: 0.99em;
}

/* Horizontal rule */
.markdown-body .markdown_plugin-content hr {
  border: none;
  border-top: 1.5px solid #b7d4ef;
  margin: 2em 0;
}

/* Emphasis */
.markdown-body .markdown_plugin-content strong {
 
  font-weight: 700;
}

.markdown-body .markdown_plugin-content em {
  
  font-style: italic;
}

/* Blockquotes */
.markdown-body .markdown_plugin-content blockquote {
  
  margin: 1.2em 0;
  padding: 0.8em 1.4em;
 
  font-style: italic;
  border-radius: 0 6px 6px 0;
}

/* Tables */
.markdown-body .markdown_plugin-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  background: #fcfdff;
  border-radius: 8px;
  overflow: hidden;
}

.markdown-body .markdown_plugin-content th,
.markdown-body .markdown_plugin-content td {
  border: 1px solid #e5f0fa;
  padding: 0.7em 1em;
  text-align: left;
}

.markdown-body .markdown_plugin-content th {
  background: #e5f0fa;
 
  font-weight: 700;
}

.markdown-body .markdown_plugin-content td {
  background: #fcfdff;
 
}

.markdown-body .markdown_plugin-content img {
  max-width: 100%;
  border-radius: 4px;
  margin: 1em 0;
  border: 1px solid #e5f0fa;
}

.markdown-body .markdown_plugin-content a,
.markdown-body .markdown_plugin-content a:visited {
  
  text-decoration: underline;
}

.markdown-body .markdown_plugin-content a:hover,
.markdown-body .markdown_plugin-content a:active {

  text-decoration: underline;
}

.markdown-body .markdown_plugin-content small {
  font-size: 0.83em;
}

 body {
    font-family: 'Nunito', ui-sans-serif, system-ui, sans-serif;
}