/* Best Crypto Card — editorial light system
   paper + ink, hairline grid, mint signal */

:root {
  --paper: #fbfaf6;
  --paper-2: #f4f1e9;
  --card: #ffffff;
  --ink: #16170f;
  --ink-60: #5c5f52;
  --ink-40: #8b8e80;
  --line: #e2ded1;
  --mint: #0d6b56;
  --mint-soft: #dff2e8;
  --lav: #e7e3f8;
  --peach: #fbe6d6;
  --signal: #c9f24d;

  --serif: ui-serif, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", Inter, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --pad: clamp(1.1rem, 4vw, 2.6rem);
  --maxw: 1180px;
  --r: 18px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.008em;
  background-image:
    radial-gradient(58rem 34rem at 82% -8%, rgba(140, 206, 178, 0.28), transparent 62%),
    radial-gradient(46rem 30rem at 4% 12%, rgba(198, 188, 240, 0.26), transparent 60%);
  background-repeat: no-repeat;
}

img, svg { max-width: 100%; height: auto; display: block; }

a { color: var(--mint); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }

h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.02em; line-height: 1.06; margin: 0 0 .5em; }
h1 { font-size: clamp(2.6rem, 7vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.35rem); line-height: 1.25; }
h1 em, h2 em { font-style: italic; color: var(--mint); }

p { margin: 0 0 1.1em; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }

.eyebrow {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-40);
  margin: 0 0 1.1rem;
}

/* ---------- header ---------- */

.masthead { border-bottom: 1px solid var(--line); background: rgba(251, 250, 246, .82); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 20; }
.masthead .wrap { display: flex; align-items: center; gap: 1.4rem; min-height: 66px; }

.brand { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--serif); font-size: 1.1rem; text-decoration: none; color: var(--ink); letter-spacing: -0.01em; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px; flex: none;
  background: linear-gradient(140deg, var(--mint), #4fbf9a 55%, var(--signal));
  display: grid; place-items: center;
  color: #fff; font-family: var(--mono); font-size: .68rem; letter-spacing: -.02em;
}
.brand b { font-weight: 500; }
.brand span.dim { color: var(--ink-40); }

.nav { margin-left: auto; display: flex; align-items: center; gap: 1.35rem; }
.nav a { font-family: var(--mono); font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-60); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav .btn-mini {
  border: 1px solid var(--ink); border-radius: 999px; padding: .42rem .9rem; color: var(--ink);
  background: var(--signal); box-shadow: 3px 3px 0 rgba(22, 23, 15, .9);
  transition: transform .12s ease, box-shadow .12s ease;
}
.nav .btn-mini:hover { transform: translate(2px, 2px); box-shadow: 1px 1px 0 rgba(22, 23, 15, .9); }

.langs { display: inline-flex; align-items: center; gap: .1rem; border: 1px solid var(--line); border-radius: 999px; padding: .14rem; background: var(--card); }
.langs a { padding: .2rem .45rem; border-radius: 999px; font-size: .68rem; letter-spacing: .06em; line-height: 1.5; }
.langs a[aria-current="true"] { background: var(--mint-soft); color: var(--mint); }

@media (max-width: 720px) {
  .nav { gap: .9rem; }
  .nav a.hide-s { display: none; }
  .langs { padding: .1rem; }
  .langs a { padding: .18rem .32rem; }
}

/* ---------- section frame with margin numerals ---------- */

.strip { border-bottom: 1px solid var(--line); padding: clamp(3rem, 7vw, 5.4rem) 0; }
.strip .wrap { display: grid; grid-template-columns: 4.5rem minmax(0, 1fr); gap: clamp(1rem, 3vw, 2.4rem); }
.strip .num { font-family: var(--mono); font-size: .78rem; color: var(--ink-40); padding-top: .45rem; letter-spacing: .06em; }
@media (max-width: 760px) {
  .strip .wrap { grid-template-columns: minmax(0, 1fr); }
  .strip .num { padding-top: 0; }
}

.lead { font-size: clamp(1.05rem, 1.8vw, 1.22rem); color: var(--ink-60); max-width: 62ch; }
.measure { max-width: 68ch; }

/* ---------- hero ---------- */

.hero { padding: clamp(3.2rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 4.6rem); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } }

.hero h1 { margin-bottom: .35em; }
.hero .lead { font-size: clamp(1.1rem, 2vw, 1.3rem); color: var(--ink-60); }

.verdict {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .14em; text-transform: uppercase;
  background: var(--mint-soft); color: var(--mint);
  border-radius: 999px; padding: .4rem .85rem; margin-bottom: 1.4rem;
}
.verdict .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); flex: none; }

.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; margin-top: 1.8rem; }
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .82rem; letter-spacing: .05em; text-transform: uppercase;
  padding: .95rem 1.5rem; border-radius: 999px; text-decoration: none;
  border: 1px solid var(--ink); background: var(--ink); color: var(--paper);
  transition: transform .12s ease, box-shadow .12s ease, background .15s ease;
  box-shadow: 4px 4px 0 rgba(22, 23, 15, .18);
}
.btn:hover { color: var(--paper); transform: translate(2px, 2px); box-shadow: 1px 1px 0 rgba(22, 23, 15, .18); }
.btn.ghost { background: transparent; color: var(--ink); box-shadow: none; }
.btn.ghost:hover { color: var(--ink); background: var(--paper-2); transform: none; }

.hero-note { font-family: var(--mono); font-size: .72rem; color: var(--ink-40); letter-spacing: .04em; margin-top: 1.3rem; }

/* card object */

.card-stage { position: relative; display: grid; place-items: center; padding: 1.2rem; }
.card-obj {
  position: relative; width: min(100%, 400px); aspect-ratio: 1.586 / 1;
  border-radius: 22px; padding: 1.5rem;
  color: #0d1a15;
  background:
    conic-gradient(from 210deg at 30% 20%, #d8f5e6, #e9e4fb 28%, #fbe6d6 52%, #d8f5e6 78%, #e9e4fb);
  box-shadow: 0 26px 50px -22px rgba(22, 40, 34, .45), inset 0 0 0 1px rgba(255, 255, 255, .6);
  display: flex; flex-direction: column; justify-content: space-between;
  transform: rotate(-3.5deg);
  transition: transform .35s cubic-bezier(.2, .7, .3, 1);
}
.card-obj:hover { transform: rotate(-1deg) translateY(-6px); }
.card-obj::after {
  content: ""; position: absolute; inset: 0; border-radius: 22px; pointer-events: none;
  background: linear-gradient(115deg, transparent 38%, rgba(255, 255, 255, .75) 48%, transparent 58%);
  mix-blend-mode: screen;
}
.card-obj .c-top { display: flex; justify-content: space-between; align-items: flex-start; font-family: var(--mono); font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; }
.card-obj .chip { width: 40px; height: 30px; border-radius: 7px; background: linear-gradient(150deg, #e7d9a8, #c9b273); box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .12); }
.card-obj .c-num { font-family: var(--mono); font-size: clamp(.85rem, 2.2vw, 1.02rem); letter-spacing: .12em; }
.card-obj .c-bot { display: flex; justify-content: space-between; align-items: flex-end; font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.card-obj .c-brand { font-family: var(--serif); font-size: 1.15rem; letter-spacing: -.01em; text-transform: none; }

.stage-tag {
  position: absolute; right: -.2rem; bottom: 1.4rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: .4rem .85rem; font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-60);
  box-shadow: 0 8px 20px -14px rgba(22, 40, 34, .5);
}

/* ---------- ticker ---------- */

.ticker {
  border-bottom: 1px solid var(--line); background: var(--paper-2); overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 3.5rem, #000 calc(100% - 3.5rem), transparent);
  mask-image: linear-gradient(90deg, transparent, #000 3.5rem, #000 calc(100% - 3.5rem), transparent);
}
.ticker ul {
  display: flex; gap: 2.6rem; margin: 0; padding: .75rem var(--pad); list-style: none;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-60);
  white-space: nowrap; overflow-x: auto; scrollbar-width: none;
}
.ticker ul::-webkit-scrollbar { display: none; }
.ticker li::before { content: "◆ "; color: var(--mint); }

/* ---------- comparison table ---------- */

.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); background: var(--card); }
table.compare { width: 100%; border-collapse: collapse; font-size: .93rem; min-width: 720px; }
table.compare caption { text-align: left; padding: 1.1rem 1.2rem .2rem; color: var(--ink-40); font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
table.compare th, table.compare td { padding: .85rem 1.1rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
table.compare thead th { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-60); font-weight: 400; background: var(--paper-2); }
table.compare tbody th { font-weight: 500; color: var(--ink); font-family: var(--sans); font-size: .93rem; }
table.compare .pick { background: var(--mint-soft); }
table.compare thead .pick { color: var(--mint); font-weight: 600; }
table.compare tbody tr:last-child th, table.compare tbody tr:last-child td { border-bottom: 0; }
table.compare .yes { color: var(--mint); font-weight: 600; }
table.compare .no { color: var(--ink-40); }
.table-note { font-family: var(--mono); font-size: .72rem; color: var(--ink-40); margin-top: .9rem; letter-spacing: .03em; }

/* ---------- cards / grids ---------- */

.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1rem; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 1rem; }
.grid-4 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
@media (max-width: 700px) { .grid-4 { grid-template-columns: minmax(0, 1fr); } }

.tile { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 1.4rem; }
.tile h3 { margin-bottom: .45em; }
.tile p:last-child { margin-bottom: 0; }
.tile .k { font-family: var(--mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-40); display: block; margin-bottom: .7rem; }
.tile.tint-1 { background: var(--mint-soft); border-color: #cbe8da; }
.tile.tint-2 { background: var(--lav); border-color: #d8d2f0; }
.tile.tint-3 { background: var(--peach); border-color: #f2d9c4; }

.stat { font-family: var(--serif); font-size: clamp(2rem, 4.5vw, 2.8rem); line-height: 1; display: block; margin-bottom: .35rem; }

/* step list */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; }
.steps li { counter-increment: s; border-top: 1px solid var(--line); padding: 1.1rem 0 1.1rem 3.2rem; position: relative; }
.steps li::before {
  content: counter(s, decimal-leading-zero);
  position: absolute; left: 0; top: 1.15rem;
  font-family: var(--mono); font-size: .74rem; color: var(--mint);
  border: 1px solid var(--mint); border-radius: 999px; padding: .1rem .5rem;
}
.steps li b { font-weight: 600; }
.steps li:last-child { border-bottom: 1px solid var(--line); }

/* faq */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding: .3rem 0; }
.faq summary { cursor: pointer; list-style: none; padding: 1rem 2rem 1rem 0; font-family: var(--serif); font-size: 1.12rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: .3rem; top: .95rem; font-family: var(--mono); color: var(--mint); font-size: 1.2rem; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--ink-60); padding-right: 1.5rem; }

/* pull quote */
.pull {
  border-left: 3px solid var(--mint); padding: .2rem 0 .2rem 1.3rem; margin: 1.8rem 0;
  font-family: var(--serif); font-size: clamp(1.2rem, 2.6vw, 1.6rem); line-height: 1.35; color: var(--ink);
}

/* closing call */
.closer { background: var(--ink); color: var(--paper); border-radius: var(--r); padding: clamp(1.8rem, 5vw, 3rem); }
.closer h2 { color: var(--paper); }
.closer h2 em { color: var(--signal); }
.closer p { color: #c9c9bd; }
.closer .btn { background: var(--signal); border-color: var(--signal); color: var(--ink); box-shadow: none; }
.closer .btn:hover { color: var(--ink); background: #d9ff6b; }
.closer a { color: var(--signal); }

/* ---------- legal / article pages ---------- */

.page-head { padding: clamp(2.6rem, 6vw, 4.4rem) 0 clamp(1.6rem, 3vw, 2.4rem); border-bottom: 1px solid var(--line); }
.page-head .lead { margin-bottom: 0; }

.doc { padding: clamp(2.2rem, 5vw, 3.6rem) 0 clamp(3rem, 6vw, 4.5rem); }
.doc .wrap { display: grid; grid-template-columns: minmax(0, 1fr); }
.doc h2 { font-size: clamp(1.4rem, 2.6vw, 1.85rem); margin-top: 2.4rem; padding-top: 1.4rem; border-top: 1px solid var(--line); }
.doc h2:first-of-type { margin-top: .6rem; }
.doc p, .doc li { color: var(--ink-60); max-width: 74ch; }
.doc li { margin-bottom: .5rem; }
.doc strong { color: var(--ink); font-weight: 600; }
.meta { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-40); }

.callout { background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--mint); border-radius: 12px; padding: 1.2rem 1.3rem; margin: 1.6rem 0; }
.callout p { margin: 0; color: var(--ink); }

/* ---------- footer ---------- */

.foot { padding: clamp(2.4rem, 5vw, 3.4rem) 0 2.2rem; }
.foot-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(auto-fit, minmax(140px, 1fr)); gap: 1.6rem 1.2rem; align-items: start; }
.foot h4 { font-family: var(--mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-40); margin: 0 0 .8rem; font-weight: 400; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin-bottom: .4rem; }
.foot a { color: var(--ink-60); text-decoration: none; font-size: .92rem; }
.foot a:hover { color: var(--ink); text-decoration: underline; }
.foot .small { font-size: .82rem; color: var(--ink-40); max-width: 46ch; }
.foot-bottom { border-top: 1px solid var(--line); margin-top: 2.2rem; padding-top: 1.2rem; display: flex; flex-wrap: wrap; gap: .8rem 1.4rem; font-family: var(--mono); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-40); }

::selection { background: var(--signal); color: var(--ink); }

:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 4px; }

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