/* iSaySo site — single stylesheet for every page.
   Sections: tokens, base, layout, header/footer, hero, features, pricing,
   FAQ, forms/account, status, pay page, utilities. */

/* ---- tokens ---------------------------------------------------------- */
:root {
  color-scheme: light dark;
  --bg: #f7f7f5;
  --bg-elev: #ffffff;
  --fg: #16181d;
  --fg-muted: #5b6270;
  --line: #e2e4e9;
  --accent: #1f5eff;
  --accent-fg: #ffffff;
  --accent-soft: #e8efff;
  --ok: #157f3b;
  --warn: #9a5b00;
  --err: #b42318;
  --err-soft: #fdecea;
  --radius: 10px;
  --gutter: 16px;
  --max: 1040px;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1115;
    --bg-elev: #171a21;
    --fg: #eceef2;
    --fg-muted: #9aa3b2;
    --line: #272b35;
    --accent: #5b8cff;
    --accent-fg: #0b1020;
    --accent-soft: #1a2440;
    --ok: #4cc272;
    --warn: #e2a03f;
    --err: #ff6b5e;
    --err-soft: #3a1b18;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1115; --bg-elev: #171a21; --fg: #eceef2; --fg-muted: #9aa3b2;
  --line: #272b35; --accent: #5b8cff; --accent-fg: #0b1020; --accent-soft: #1a2440;
  --ok: #4cc272; --warn: #e2a03f; --err: #ff6b5e; --err-soft: #3a1b18;
}

/* ---- base ------------------------------------------------------------ */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 var(--sans);
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); font-weight: 650; }
h3 { font-size: 1.1rem; font-weight: 600; }
p { margin: 0 0 1em; }
code, kbd { font-family: var(--mono); font-size: .92em; background: var(--accent-soft); padding: .1em .35em; border-radius: 4px; }
kbd { border: 1px solid var(--line); background: var(--bg-elev); }
img { max-width: 100%; display: block; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2rem 0; }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: .6rem .75rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--fg-muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; }
button, input { font: inherit; }

/* ---- layout ---------------------------------------------------------- */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 720px; }
section { padding: 3.5rem 0; }
section + section { border-top: 1px solid var(--line); }
.lede { color: var(--fg-muted); font-size: 1.15rem; max-width: 42rem; }
.muted { color: var(--fg-muted); }
.small { font-size: .9rem; }
.grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
}

/* ---- header / footer -------------------------------------------------- */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg-elev); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .6rem; color: var(--fg); font-weight: 650; }
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.nav { display: flex; gap: 1.1rem; font-size: .95rem; flex-wrap: wrap; justify-content: flex-end; }
.nav a { color: var(--fg-muted); }
.nav a:hover { color: var(--fg); text-decoration: none; }
.site-footer { border-top: 1px solid var(--line); padding: 2rem 0 3rem; color: var(--fg-muted); font-size: .9rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; justify-content: space-between; }
.site-footer a { color: var(--fg-muted); }

/* ---- buttons --------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .7rem 1.2rem; border-radius: 8px; border: 1px solid transparent;
  background: var(--accent); color: var(--accent-fg); font-weight: 600; cursor: pointer;
  text-decoration: none; min-height: 44px; line-height: 1.2;
}
.btn:hover { filter: brightness(1.05); text-decoration: none; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.secondary { background: var(--bg-elev); color: var(--fg); border-color: var(--line); }
.btn.danger { background: transparent; color: var(--err); border-color: var(--err); }
.btn.block { width: 100%; }

/* ---- hero ------------------------------------------------------------ */
.hero { padding: 4rem 0 3rem; }
.hero .wrap { display: grid; gap: 2rem; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 760px) { .hero .wrap { grid-template-columns: 1.4fr 1fr; } }
.hero-icon { width: 160px; height: 160px; margin: 0 auto; border-radius: 36px; box-shadow: 0 12px 40px rgba(0,0,0,.18); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin-top: 1.5rem; }
.hero-actions .meta { color: var(--fg-muted); font-size: .9rem; }
.demo {
  margin-top: 2rem; background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem 1.25rem; font-family: var(--mono); font-size: .88rem; line-height: 1.5;
}
.demo .label { color: var(--fg-muted); font-family: var(--sans); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.demo .heard { color: var(--fg-muted); text-decoration: line-through; text-decoration-color: var(--line); }
.demo .heard s { color: var(--fg-muted); }
.demo .typed { color: var(--fg); margin-top: .5rem; }

/* ---- hero note ------------------------------------------------------- */
.hero-note { margin-top: .9rem; max-width: 42rem; }

/* ---- features -------------------------------------------------------- */
.feature h3 { margin-top: .25rem; }
.feature .k { font-family: var(--mono); font-size: .75rem; color: var(--accent); letter-spacing: .06em; text-transform: uppercase; display: flex; align-items: center; justify-content: space-between; gap: .5rem; flex-wrap: wrap; }
.tag { font-family: var(--sans); font-size: .7rem; font-weight: 600; letter-spacing: .02em; text-transform: none; padding: .1em .55em; border-radius: 999px; background: var(--line); color: var(--fg-muted); white-space: nowrap; }
.tag.pro { background: var(--accent-soft); color: var(--accent); }

/* ---- compare table --------------------------------------------------- */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.compare table { min-width: 0; }
.compare th:first-child, .compare td:first-child { width: 46%; }
.compare td { font-size: .95rem; }
.compare td.yes { color: var(--fg); }
.compare td.no { color: var(--fg-muted); }
.compare td.yes::before { content: "✓ "; color: var(--ok); }
.compare td.no::before { content: "– "; }
@media (max-width: 480px) {
  .compare th, .compare td { padding: .55rem .4rem; font-size: .86rem; }
  .compare th:first-child, .compare td:first-child { width: 40%; }
}

/* ---- stats / latency note -------------------------------------------- */
.stats { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.stat .n { font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; }
.stat .l { color: var(--fg-muted); font-size: .9rem; }

/* ---- pricing --------------------------------------------------------- */
.pricing .grid { align-items: stretch; }
.plan { display: flex; flex-direction: column; gap: .5rem; }
.plan .price { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.02em; }
.plan .price small { font-size: .95rem; font-weight: 500; color: var(--fg-muted); }
.plan .alt { color: var(--fg-muted); font-size: .9rem; }
.plan .price.india { margin-top: .6rem; font-size: 1.35rem; }
.plan h3 .muted { font-weight: 500; font-size: .9rem; }
.plan ul { margin: .5rem 0 0; padding-left: 1.1rem; color: var(--fg-muted); font-size: .95rem; }
.plan.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.topup { margin-top: 1.5rem; }

/* ---- FAQ ------------------------------------------------------------- */
.faq details { border-bottom: 1px solid var(--line); padding: .9rem 0; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--fg-muted); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: .6rem 0 0; color: var(--fg-muted); }

/* ---- forms / account ------------------------------------------------- */
.form { display: grid; gap: .75rem; }
.form label { font-size: .9rem; font-weight: 600; }
.form input {
  width: 100%; padding: .7rem .8rem; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg-elev); color: var(--fg); min-height: 44px;
}
.form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.form .row { display: flex; gap: .75rem; flex-wrap: wrap; align-items: center; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1.25rem; }
.kv dt { color: var(--fg-muted); }
.kv dd { margin: 0; font-weight: 600; }
.pill { display: inline-block; padding: .1em .6em; border-radius: 999px; font-size: .8rem; font-weight: 600; background: var(--accent-soft); color: var(--accent); }
.pill.ok { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.pill.warn { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }
.pill.off { background: var(--line); color: var(--fg-muted); }
.meter { height: 8px; background: var(--line); border-radius: 999px; overflow: hidden; margin: .4rem 0 .2rem; }
.meter > i { display: block; height: 100%; background: var(--accent); width: 0; transition: width .3s; }

/* ---- status messages ------------------------------------------------- */
.status { padding: .75rem 1rem; border-radius: 8px; border: 1px solid var(--line); background: var(--bg-elev); margin: 1rem 0; }
.status.err { border-color: var(--err); background: var(--err-soft); color: var(--err); }
.status.ok { border-color: var(--ok); }
.status:empty { display: none; }
[hidden] { display: none !important; }

/* ---- pay page -------------------------------------------------------- */
.center-page { min-height: 70vh; display: grid; place-items: center; padding: 2rem var(--gutter); }
.center-page .card { max-width: 440px; width: 100%; text-align: center; }
.spinner {
  width: 28px; height: 28px; border-radius: 50%; margin: 0 auto 1rem;
  border: 3px solid var(--line); border-top-color: var(--accent); animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- legal pages ----------------------------------------------------- */
.draft-banner { background: color-mix(in srgb, var(--warn) 14%, transparent); border: 1px solid var(--warn); color: var(--fg); padding: .7rem 1rem; border-radius: 8px; font-size: .92rem; margin: 1.5rem 0; }
.legal h2 { font-size: 1.25rem; margin-top: 2rem; }
.legal ul { padding-left: 1.2rem; }