/* DriveBalance — shared styles for the static marketing + SEO pages.
   No build step, no external deps. Colour tokens are DriveBalance's own
   Drive-green MD3 palette — deliberately distinct from MailBalance's blue. */

:root {
  --md-primary: #1e8e3e;
  --md-on-primary: #fff;
  --md-surface: #fff;
  --md-surface-variant: #eaf5ec;
  --md-on-surface: #1a1c1a;
  --md-on-surface-variant: #414941;
  --md-outline: #c1c9c0;
  --md-bg: #f7fbf6;
  --md-accent: #e6f4ea;
  --radius: 16px;
  --maxw: 720px;
  font-family: 'Google Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --md-primary: #81c995;
    --md-on-primary: #00390f;
    --md-surface: #1a1c1a;
    --md-surface-variant: #2a2f2a;
    --md-on-surface: #e2e3de;
    --md-on-surface-variant: #c1c9be;
    --md-outline: #424940;
    --md-bg: #10130f;
    --md-accent: #20302a;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--md-bg);
  color: var(--md-on-surface);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ---- top nav ---- */
header.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: .6rem;
  background: color-mix(in srgb, var(--md-bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--md-outline);
  padding: .7rem 1.1rem;
}
header.nav a.brand {
  font-weight: 600; text-decoration: none; color: var(--md-on-surface);
  display: inline-flex; align-items: center; gap: .45rem; font-size: 1rem;
}
header.nav .spacer { flex: 1; }
header.nav a.applink {
  text-decoration: none; font-size: .85rem; font-weight: 500;
  color: var(--md-on-primary); background: var(--md-primary);
  padding: .45rem .85rem; border-radius: 999px; white-space: nowrap;
}

/* ---- layout ---- */
main { max-width: var(--maxw); margin: 0 auto; padding: 1.4rem 1.1rem 4rem; }
nav.crumbs { font-size: .8rem; color: var(--md-on-surface-variant); margin: .2rem 0 1rem; }
nav.crumbs a { color: var(--md-primary); text-decoration: none; }
nav.crumbs a:hover { text-decoration: underline; }

h1 { font-size: clamp(1.6rem, 5vw, 2.15rem); line-height: 1.2; letter-spacing: -.5px; margin: .2rem 0 .5rem; }
h2 { font-size: 1.3rem; letter-spacing: -.3px; margin: 2.2rem 0 .6rem; }
h3 { font-size: 1.05rem; margin: 1.4rem 0 .4rem; }
p  { margin: .7rem 0; }
.lede { font-size: 1.1rem; color: var(--md-on-surface-variant); margin-bottom: 1.4rem; }
a { color: var(--md-primary); }
ul, ol { margin: .7rem 0; padding-left: 1.3rem; }
li { margin: .3rem 0; }
strong { font-weight: 600; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em;
  background: var(--md-surface-variant); padding: .1em .35em; border-radius: 5px; }
hr { border: 0; border-top: 1px solid var(--md-outline); margin: 2.4rem 0; }

figure { margin: 1.4rem 0; }
figure svg { width: 100%; height: auto; display: block;
  background: var(--md-surface); border: 1px solid var(--md-outline);
  border-radius: var(--radius); padding: 1.1rem; }
figcaption { font-size: .8rem; color: var(--md-on-surface-variant);
  text-align: center; margin-top: .5rem; }

/* ---- callouts / cards ---- */
.callout {
  background: var(--md-surface); border: 1px solid var(--md-outline);
  border-left: 4px solid var(--md-primary);
  border-radius: var(--radius); padding: 1rem 1.1rem; margin: 1.4rem 0;
}
.callout .k { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--md-primary); font-weight: 600; margin-bottom: .3rem; }

.cta {
  background: var(--md-accent); border: 1px solid var(--md-outline);
  border-radius: var(--radius); padding: 1.3rem; margin: 2rem 0;
  display: flex; flex-wrap: wrap; align-items: center; gap: 1rem;
}
.cta .txt { flex: 1; min-width: 220px; }
.cta .txt h3 { margin: 0 0 .2rem; }
.cta .txt p { margin: 0; font-size: .9rem; color: var(--md-on-surface-variant); }
.cta a.btn {
  text-decoration: none; font-weight: 600; font-size: .95rem;
  color: var(--md-on-primary); background: var(--md-primary);
  padding: .65rem 1.25rem; border-radius: 999px; white-space: nowrap;
}

.cardlinks { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: .9rem; margin: 1.4rem 0; }
a.tile {
  display: flex; flex-direction: column; gap: .3rem; text-decoration: none;
  background: var(--md-surface); border: 1px solid var(--md-outline);
  border-radius: var(--radius); padding: 1.1rem; color: inherit;
  transition: box-shadow .15s, transform .15s;
}
a.tile:hover { box-shadow: 0 4px 14px rgba(0,0,0,.12); transform: translateY(-2px); }
a.tile .t { font-weight: 600; color: var(--md-primary); }
a.tile .d { font-size: .85rem; color: var(--md-on-surface-variant); }

/* ---- table ---- */
.tablewrap { overflow-x: auto; margin: 1.2rem 0; }
table { border-collapse: collapse; width: 100%; font-size: .9rem;
  background: var(--md-surface); border-radius: var(--radius); overflow: hidden; }
th, td { text-align: left; padding: .7rem .9rem; border-bottom: 1px solid var(--md-outline); }
th { background: var(--md-surface-variant); font-weight: 600; }
tr:last-child td { border-bottom: 0; }

/* ---- FAQ ---- */
details { border: 1px solid var(--md-outline); border-radius: var(--radius);
  padding: .2rem 1rem; margin: .7rem 0; background: var(--md-surface); }
details summary { cursor: pointer; font-weight: 600; padding: .8rem 0; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: '+'; float: right; color: var(--md-on-surface-variant); }
details[open] summary::after { content: '–'; }
details > p { margin-top: 0; }

/* ---- footer ---- */
footer { max-width: var(--maxw); margin: 0 auto; padding: 2rem 1.1rem 5rem;
  border-top: 1px solid var(--md-outline); font-size: .82rem;
  color: var(--md-on-surface-variant); }
footer a { color: var(--md-primary); }
footer .row { display: flex; flex-wrap: wrap; gap: .3rem 1.1rem; margin-bottom: .6rem; }

/* ---- language switcher ----
   Every page links to its own counterpart in the other language, never to that
   language's homepage — landing a reader on /fr/ from a deep article is the
   fastest way to lose them. */
header.nav a.lang {
  text-decoration: none; font-size: .85rem; font-weight: 500;
  color: var(--md-on-surface-variant); border: 1px solid var(--md-outline);
  padding: .35rem .7rem; border-radius: 999px; white-space: nowrap;
}
header.nav a.lang:hover { color: var(--md-primary); border-color: var(--md-primary); }

/* ---- homepage ----
   Shared by / and /fr/ so the two can't drift apart visually. */
.hero { text-align: center; padding: 2.2rem 0 .6rem; }
.hero .emo { display: block; margin: 0 auto; width: 76px; height: 76px; }
.hero h1 { margin: .6rem 0 .4rem; }
.hero .lede { max-width: 34rem; margin: 0 auto 1.6rem; }
.btn { display: inline-block; text-decoration: none; font-weight: 600; font-size: 1.05rem;
  color: var(--md-on-primary); background: var(--md-primary);
  padding: .8rem 1.9rem; border-radius: 999px; }
.btn.secondary { background: transparent; color: var(--md-primary);
  border: 1px solid var(--md-outline); font-size: .95rem; padding: .75rem 1.4rem; }
.actions { display: flex; flex-wrap: wrap; gap: .7rem; justify-content: center; }
.hero .free { font-size: .82rem; color: var(--md-on-surface-variant); margin-top: .9rem; }
.trustrow { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: .9rem; margin: 2.2rem 0 .6rem; }
.trustrow div { background: var(--md-surface); border: 1px solid var(--md-outline);
  border-radius: var(--radius); padding: 1rem 1.1rem; font-size: .88rem;
  color: var(--md-on-surface-variant); }
.trustrow b { display: block; color: var(--md-on-surface); margin-bottom: .15rem; }
ol.steps { counter-reset: s; list-style: none; padding: 0; }
ol.steps li { counter-increment: s; position: relative; padding-left: 2.4rem; margin: 1rem 0; }
ol.steps li::before { content: counter(s); position: absolute; left: 0; top: .1rem;
  width: 1.7rem; height: 1.7rem; border-radius: 50%; background: var(--md-primary);
  color: var(--md-on-primary); font-size: .85rem; font-weight: 600;
  display: flex; align-items: center; justify-content: center; }