/* kyc.cryptolisting.ws — brand theme ported from cryptoListingWebSocket/web/shared.css
   + homepage template. CSS custom properties are copied VERBATIM (several values are
   WCAG-AA-tuned — do not alter them). English-only portal, zero third-party requests. */

/* ── Variables (verbatim from shared.css) ── */
/* --tg-a/--tg-b: Telegram CTA gradient, darkened for WCAG AA (white text >=4.5:1 across the
   whole gradient: 5.37:1 at --tg-a, 6.15:1 at --tg-b). --btn-bg: primary button bg; the dark
   value is a touch deeper than --accent so white text clears 4.5:1 (was 4.47:1). */
:root{--bg:#06060a;--surface:#0e0e15;--border:#1a1a2e;--border-hover:#2a2a45;--text:#eaeaf0;--text-muted:#9292a8;--accent:#6366f1;--accent-light:#818cf8;--green:#22c55e;--btn-bg:#5457e0;--tg-a:#176FAD;--tg-b:#15669C;--nav-shadow:0 4px 20px rgba(0,0,0,.5),0 1px 0 rgba(255,255,255,.04)}
[data-theme="light"]{--bg:#f5f5f7;--surface:#ffffff;--border:#d4d4d8;--border-hover:#a1a1aa;--text:#18181b;--text-muted:#52525b;--accent:#4f46e5;--accent-light:#6366f1;--green:#16a34a;--btn-bg:#4f46e5;--nav-shadow:0 2px 12px rgba(0,0,0,.08)}
/* Site-local additions (new tokens only — the copied set above is untouched).
   --error: 4.6:1 on --bg dark / 4.5:1 on --surface light. */
:root{--error:#f87171}
[data-theme="light"]{--error:#dc2626}

/* ── Reset ── */
*{margin:0;padding:0;box-sizing:border-box}
html{background:var(--bg)}
/* Solid opaque bar filling the top safe-area (notch + status-bar "ears") ABOVE everything,
   so neither scrolled content nor the fixed .bg-glow aurora shows behind the status bar on
   notched iPhones. env() is 0 on non-notch devices → zero height, invisible. Needs
   viewport-fit=cover to resolve. */
html::before{content:'';position:fixed;top:0;left:0;right:0;height:env(safe-area-inset-top,0px);background:var(--bg);z-index:9999;pointer-events:none}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;min-height:100vh;overflow-x:hidden}

/* ── Background: aurora glow + faint grid texture (signature look) ── */
.bg-glow{position:fixed;inset:0;background:radial-gradient(58% 44% at 50% -8%,rgba(99,102,241,.30) 0%,transparent 62%),radial-gradient(40% 32% at 88% 4%,rgba(167,139,250,.16) 0%,transparent 64%),radial-gradient(44% 36% at 8% 2%,rgba(34,197,94,.07) 0%,transparent 60%);pointer-events:none;z-index:0}
[data-theme="light"] .bg-glow{background:radial-gradient(ellipse,rgba(99,102,241,.06) 0%,transparent 70%)}
/* Grid anchored to the page (absolute, not fixed), fading out below the hero. */
body::before{content:'';position:absolute;inset:0;pointer-events:none;z-index:0;background-image:linear-gradient(rgba(255,255,255,.20) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.20) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(ellipse 75% 55% at 50% -2%,#000 0%,transparent 72%);mask-image:radial-gradient(ellipse 75% 55% at 50% -2%,#000 0%,transparent 72%)}
[data-theme="light"] body::before{background-image:linear-gradient(rgba(0,0,0,.25) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.25) 1px,transparent 1px)}

/* ── Layout ── */
.container{max-width:1040px;margin:0 auto;padding:0 24px;position:relative;z-index:1}

/* ── Nav (static skeleton: <nav class="container"><div class="nav-inner">…) ── */
nav.container{position:sticky;top:0;z-index:100;background:var(--bg);opacity:0;animation:fadeDown .6s ease forwards}
nav.container::before{content:'';position:absolute;top:0;bottom:0;left:calc(50% - 50vw);width:100vw;background:var(--bg);box-shadow:var(--nav-shadow);z-index:-1}
.nav-inner{display:flex;justify-content:space-between;align-items:center;padding:20px 0;padding-top:calc(20px + env(safe-area-inset-top,0px));min-height:76px}
.nav-logo{font-size:15px;font-weight:700;color:var(--text);text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.nav-badge{display:inline-block;padding:2px 9px;border-radius:100px;font-size:10.5px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;background:rgba(99,102,241,.14);border:1px solid rgba(99,102,241,.38);color:var(--accent-light);line-height:1.6}
[data-theme="light"] .nav-badge{color:var(--accent);background:rgba(79,70,229,.08);border-color:rgba(79,70,229,.30)}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-link{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;font-size:13px;font-weight:500;text-decoration:none;color:var(--text-muted);transition:all .2s;border:1px solid transparent;height:36px}
.nav-link:hover{color:var(--text);background:var(--surface);border-color:var(--border)}
.nav-link svg{width:15px;height:15px;fill:currentColor}

/* ── Theme toggle ── */
.theme-toggle{background:var(--surface);border:1px solid var(--border);color:var(--text-muted);width:36px;height:36px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;flex-shrink:0}
.theme-toggle:hover{color:var(--text);border-color:var(--border-hover)}
.theme-toggle svg{width:18px;height:18px}
.theme-toggle .icon-moon{fill:currentColor}
.theme-toggle .icon-sun{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.theme-toggle .icon-sun{display:none}
.theme-toggle .icon-moon{display:block}
[data-theme="light"] .theme-toggle .icon-sun{display:block}
[data-theme="light"] .theme-toggle .icon-moon{display:none}

/* ── Typography ── */
/* Prose pages (privacy/terms/legal) keep a readable ~72ch column, centered in the wide shell. */
article{padding:48px 0;max-width:820px;margin-inline:auto}
h1{font-size:36px;font-weight:700;line-height:1.15;letter-spacing:-1px;margin-bottom:16px}
h1 .gradient{background:linear-gradient(110deg,var(--accent) 0%,#a78bfa 32%,var(--accent-light) 55%,#c4b5fd 78%,var(--accent) 100%);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shimmer 7s linear infinite}
.article-title{font-size:36px;font-weight:700;line-height:1.15;letter-spacing:-1px;margin-bottom:16px}
.lead{font-size:17px;color:var(--text-muted);margin-bottom:40px}
h2{font-size:22px;font-weight:600;margin:40px 0 12px}
h3{font-size:17px;font-weight:600;margin:24px 0 8px;color:var(--text)}
p{font-size:15px;color:var(--text-muted);margin-bottom:16px}
strong{color:var(--text)}
article ul,article ol{margin:0 0 16px 22px;font-size:15px;color:var(--text-muted)}
article li{margin-bottom:8px}
article li::marker{color:var(--accent-light)}
article hr{border:none;border-top:1px solid var(--border);margin:32px 0}
article blockquote{border-left:3px solid var(--accent);padding:4px 0 4px 16px;margin:0 0 16px;color:var(--text-muted)}
article table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px}
article th,article td{padding:10px 14px;border:1px solid var(--border);text-align:left;vertical-align:top}
article th{background:var(--surface);color:var(--text);font-weight:600}
article td{color:var(--text-muted)}
.table-wrap{overflow-x:auto;margin:20px 0}
.table-wrap table{margin:0}

/* ── Code ── */
/* Dark: --accent-light #818cf8 on --surface = 6.45:1 (--accent was 4.30:1 = AA fail).
   Light: keep --accent #4f46e5 = 6.29:1. Do not collapse these two rules. */
code{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent-light);background:var(--surface);padding:2px 6px;border-radius:4px}
[data-theme="light"] code{color:var(--accent)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:8px;font-size:14px;font-weight:500;text-decoration:none;background:var(--btn-bg);color:white;transition:all .2s;border:none;cursor:pointer;font-family:inherit}
/* rest 5.50:1 dark / 6.29:1 light; hover 4.85:1 dark / 5.58:1 light. brightness(1.15) gave 3.68:1. */
.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn:disabled{opacity:.55;cursor:not-allowed;filter:none;transform:none}
.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}
.btn-secondary:hover{filter:none;border-color:var(--accent)}

/* ── Footer (flat link row — this portal has no thematic columns) ── */
footer{padding:56px 0 36px;border-top:1px solid var(--border);font-size:13px;color:var(--text-muted);position:relative;z-index:1;margin-top:64px}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 28px;margin-bottom:20px}
.footer-links a{color:var(--text-muted);text-decoration:none;font-size:13px;line-height:1.45;transition:color .2s}
.footer-links a:hover{color:var(--accent-light)}
.footer-meta{text-align:center;border-top:1px solid var(--border);padding-top:20px;max-width:640px;margin:0 auto}

/* ── Accessibility ── */
/* Skip-to-content link — visually hidden until keyboard-focused (WCAG 2.4.1). */
.skip-link{position:fixed;top:8px;left:8px;z-index:1000;transform:translateY(-200%);opacity:0;pointer-events:none;background:var(--accent);color:#fff;padding:10px 16px;border-radius:8px;font-size:14px;font-weight:600;text-decoration:none;transition:transform .15s,opacity .15s}
.skip-link:focus{transform:translateY(0);opacity:1;pointer-events:auto}
main:focus{outline:none}
/* Visible focus ring on every interactive element (WCAG 2.4.7 / 1.4.11 non-text >=3:1).
   --accent-light: 6.78:1 on --bg and 6.45:1 on --surface in dark; ~4.2:1 in light. */
:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px}
/* Links in prose must not rely on colour alone (WCAG 1.4.1). */
p a,li a,label a,.attest-text a{color:var(--accent-light);text-decoration:underline;text-underline-offset:2px}
[data-theme="light"] p a,[data-theme="light"] li a,[data-theme="light"] label a,[data-theme="light"] .attest-text a{color:var(--accent)}
p a.btn{color:#fff;text-decoration:none}

/* ── Hero ── */
.hero{text-align:center;padding:72px 0 8px;position:relative;max-width:760px;margin:0 auto}
/* Soft indigo halo behind the display title. */
.hero::before{content:'';position:absolute;top:-8%;left:50%;transform:translateX(-50%);width:min(760px,94vw);height:90%;background:radial-gradient(46% 54% at 50% 44%,rgba(99,102,241,.28) 0%,rgba(167,139,250,.10) 48%,transparent 74%);filter:blur(30px);pointer-events:none;z-index:-1}
.hero h1{font-size:clamp(34px,5.4vw,54px);font-weight:800;line-height:1.05;letter-spacing:-.03em;margin-bottom:18px;opacity:0;animation:fadeUp .6s ease .1s forwards;text-wrap:balance}
.hero-sub{font-size:17px;line-height:1.65;color:var(--text-muted);max-width:560px;margin:0 auto;opacity:0;animation:fadeUp .6s ease .2s forwards}

/* ── Portal states ── */
.state{opacity:0;animation:fadeUp .6s ease .3s forwards}
.state[hidden]{display:none}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:32px;margin:36px auto 0}
.panel-narrow{max-width:460px}
.panel-form{max-width:720px}
@media(max-width:640px){.panel{padding:22px 18px}}

/* ── Fields ── */
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}
.field .optional{font-weight:400;color:var(--text-muted)}
.field .req{color:var(--error);font-weight:700;margin-left:1px}
input[type="text"],input[type="email"],select{width:100%;padding:11px 14px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:15px;font-family:inherit;line-height:1.4;transition:border-color .2s}
input[type="text"]:hover,input[type="email"]:hover,select:hover{border-color:var(--border-hover)}
input[type="text"]:focus,input[type="email"]:focus,select:focus{border-color:var(--accent)}
input::placeholder{color:var(--text-muted);opacity:.7}
select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%239292a8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;cursor:pointer}
/* Light theme: the dark-muted chevron is 2.8:1 on the pale input — swap for a
   darker stroke to clear the WCAG 1.4.11 3:1 non-text minimum. */
[data-theme="light"] select{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2352525b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
input.invalid,select.invalid{border-color:var(--error)}
.field-error{color:var(--error);font-size:12.5px;line-height:1.5;margin:6px 0 0}
.field-hint{color:var(--text-muted);font-size:12px;margin:6px 0 0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
@media(max-width:560px){.grid-2{grid-template-columns:1fr}}
.form-section{margin-bottom:8px}
.form-section h2{font-size:15px;font-weight:600;margin:26px 0 14px;padding-bottom:8px;border-bottom:1px solid var(--border);letter-spacing:.2px}
.form-section:first-of-type h2{margin-top:0}

/* Access-code input — JetBrains Mono, oversized */
.code-input{font-family:'JetBrains Mono',monospace;font-size:18px;letter-spacing:2px;text-align:center;text-transform:uppercase}
.code-label-banner{display:none;font-size:13px;color:var(--text-muted);background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:10px 14px;margin-bottom:22px}
.code-label-banner.visible{display:block}
.code-label-banner strong{color:var(--text)}
/* Light theme: --green #16a34a on the tinted banner is 3.08:1 — darken to
   clear 4.5:1 for this 13px text. */
[data-theme="light"] .code-label-banner strong{color:var(--text)}

/* ── Attestation checkboxes ── */
fieldset{border:none;margin:26px 0 0}
legend{font-size:15px;font-weight:600;color:var(--text);padding:0;margin-bottom:14px;border-bottom:1px solid var(--border);width:100%;padding-bottom:8px;letter-spacing:.2px}
.attest-block{display:block;border:1px solid var(--border);border-radius:10px;background:var(--bg);padding:14px 16px;margin-bottom:12px;transition:border-color .2s}
.attest-block:hover{border-color:var(--border-hover)}
.attest-block.invalid{border-color:var(--error)}
.attest-row{display:flex;gap:12px;align-items:flex-start;cursor:pointer}
.attest-row input[type="checkbox"]{accent-color:var(--accent);width:18px;height:18px;margin-top:3px;flex-shrink:0;cursor:pointer}
.attest-text{font-size:13.5px;line-height:1.6;color:var(--text-muted)}
.attest-sub{margin:8px 0 0 30px;font-size:12.5px}
.attest-sub a{color:var(--accent-light);text-decoration:underline;text-underline-offset:2px}
[data-theme="light"] .attest-sub a{color:var(--accent)}

/* GDPR info block */
.gdpr-note{font-size:12.5px;line-height:1.65;color:var(--text-muted);background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:14px 16px;margin:18px 0 24px}
.gdpr-note a{color:var(--accent-light);text-decoration:underline;text-underline-offset:2px}
[data-theme="light"] .gdpr-note a{color:var(--accent)}

/* Form-level alert */
.form-alert{border:1px solid rgba(248,113,113,.45);background:rgba(248,113,113,.08);color:var(--error);border-radius:10px;padding:12px 16px;font-size:13.5px;line-height:1.6;margin:0 0 18px}
/* Light theme: --error #dc2626 on the tinted alert is 4.47:1 — just under AA;
   darken to #b91c1c (5.9:1). */
[data-theme="light"] .form-alert{color:#b91c1c}
.form-alert[hidden]{display:none}

/* ── Success state ── */
.success-panel{text-align:center}
.success-icon{width:52px;height:52px;border-radius:50%;background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.4);display:inline-flex;align-items:center;justify-content:center;margin-bottom:18px}
.success-icon svg{width:26px;height:26px;stroke:var(--green);stroke-width:2.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.reference{font-family:'JetBrains Mono',monospace;font-size:clamp(26px,6vw,40px);font-weight:500;letter-spacing:1px;color:var(--accent-light);background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:18px 30px;display:inline-block;margin:10px 0 22px}
[data-theme="light"] .reference{color:var(--accent)}
.reference-caption{font-size:12px;text-transform:uppercase;letter-spacing:1.4px;color:var(--text-muted);margin-bottom:4px}

/* ── 404 ── */
.error-page{text-align:center;padding:80px 0 40px}
.error-page .error-code{font-size:72px;font-weight:800;line-height:1;margin-bottom:12px}
.error-links{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:32px 0 0}
.error-links a{display:inline-block;padding:12px 20px;border:1px solid var(--border);border-radius:8px;color:var(--text);text-decoration:none;font-size:14px;transition:all .2s}
.error-links a:hover{border-color:var(--accent);background:rgba(99,102,241,.1)}

/* ── Animations ── */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
@keyframes shimmer{from{background-position:0% center}to{background-position:200% center}}

/* ── Reduced motion (WCAG 2.3.3) ── */
@media (prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.01ms!important;animation-delay:0ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
nav.container,.hero h1,.hero-sub,.state{opacity:1;animation:none}
h1 .gradient{animation:none}
.btn:hover{transform:none}
}

/* ── Responsive ── */
@media(max-width:640px){
h1,.article-title{font-size:26px}
h2{font-size:18px}
.hero{padding-top:48px}
.nav-links{gap:6px}
.theme-toggle{width:32px;height:32px}
.footer-links{gap:8px 18px}
}
