/* ==========================================================================
   TaxiRater.online — Design System
   Zero-dependency, system-font, editorial. Built for speed + Core Web Vitals.
   Author: TaxiRater build. Palette: ink navy + taxi amber + verified emerald.
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root{
  /* Brand */
  --amber:      #F6A609;   /* taxi amber (primary accent) */
  --amber-deep: #D98500;
  --amber-soft: #FEF3DC;
  --emerald:    #12A860;   /* verified / trust */
  --emerald-deep:#0E8B4F;
  --emerald-soft:#E4F7EE;

  /* Ink / surfaces */
  --ink:    #0C1322;       /* near-black navy (dark sections) */
  --ink-2:  #131E33;
  --ink-3:  #1C2A45;
  --paper:  #FBFAF7;       /* warm off-white page */
  --card:   #FFFFFF;
  --line:   #ECEAE3;       /* hairline borders */
  --line-2: #E1DED4;

  /* Text */
  --text:   #17202F;
  --muted:  #5C6675;
  --faint:  #8A93A1;
  --inv:    #F4F6FA;       /* text on ink */
  --inv-mut:#A9B4C6;

  /* Utility */
  --star:   #F4B740;
  --shadow-sm: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.05);
  --shadow-md: 0 6px 20px -6px rgba(16,24,40,.14), 0 2px 6px rgba(16,24,40,.06);
  --shadow-lg: 0 24px 60px -18px rgba(12,19,34,.28);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 26px;
  --container: 1160px;
  --ff-sans: "Inter var", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
             "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --ff-display: "Inter var", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
             "Helvetica Neue", Arial, sans-serif;
  --ff-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
             Georgia, "Times New Roman", serif;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:var(--ff-sans);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  font-feature-settings:"kern" 1,"liga" 1,"cv11" 1;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{font-family:var(--ff-display);line-height:1.12;letter-spacing:-.021em;
  color:#0F1826;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(2.15rem,5vw,3.5rem)}
h2{font-size:clamp(1.6rem,3.2vw,2.35rem)}
h3{font-size:clamp(1.2rem,2vw,1.5rem);font-weight:750}
h4{font-size:1.08rem;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1.05em}
::selection{background:var(--amber);color:#241a00}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:22px}
.section{padding:clamp(48px,7vw,96px) 0}
.section--tight{padding:clamp(38px,5vw,64px) 0}
.center{text-align:center}
.grid{display:grid;gap:24px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.79rem;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--amber-deep)}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--amber);border-radius:2px}
.lede{font-size:1.15rem;color:var(--muted);max-width:62ch}
.muted{color:var(--muted)}
.hr{height:1px;background:var(--line);border:0;margin:0}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  font-weight:700;font-size:.98rem;letter-spacing:-.01em;line-height:1;
  padding:.92em 1.5em;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--amber);color:#241900;box-shadow:0 8px 20px -8px rgba(246,166,9,.7)}
.btn--primary:hover{background:var(--amber-deep);box-shadow:0 10px 26px -8px rgba(246,166,9,.75)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:var(--ink-3)}
.btn--ghost{background:transparent;color:var(--text);border-color:var(--line-2)}
.btn--ghost:hover{border-color:var(--ink);background:#fff}
.btn--light{background:#fff;color:var(--ink);border-color:transparent}
.btn--light:hover{background:#f1f0ec}
.btn--sm{padding:.62em 1.05em;font-size:.86rem}
.btn--block{display:flex;width:100%}
.btn svg{width:18px;height:18px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(251,250,247,.82);
  backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:11px;font-family:var(--ff-display);
  font-weight:850;font-size:1.24rem;letter-spacing:-.03em;color:#0F1826}
.brand__mark{width:38px;height:38px;flex:0 0 auto}
.brand b{color:var(--amber-deep)}
.brand small{display:block;font-size:.6rem;font-weight:700;letter-spacing:.22em;
  text-transform:uppercase;color:var(--faint);margin-top:2px}
.nav__links{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav__links a{padding:9px 13px;border-radius:10px;font-weight:600;font-size:.95rem;
  color:#33404F;transition:background .15s,color .15s}
.nav__links a:hover{background:#fff;color:#0F1826;box-shadow:var(--shadow-sm)}
.nav__links a[aria-current="page"]{color:var(--amber-deep)}
.nav__spacer{flex:1}
.nav__cta{display:flex;align-items:center;gap:10px}
.nav__toggle{display:none;width:44px;height:44px;border:1px solid var(--line-2);
  background:#fff;border-radius:12px;align-items:center;justify-content:center;cursor:pointer}
.nav__toggle span,.nav__toggle span::before,.nav__toggle span::after{
  content:"";display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;
  position:relative;transition:.2s}
.nav__toggle span::before{position:absolute;top:-6px}
.nav__toggle span::after{position:absolute;top:6px}

/* ---------- Hero ---------- */
.hero{position:relative;background:
   radial-gradient(1100px 520px at 78% -8%,rgba(246,166,9,.16),transparent 60%),
   radial-gradient(760px 460px at 6% 12%,rgba(18,168,96,.10),transparent 55%),
   var(--ink);
  color:var(--inv);overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(700px 460px at 70% 0,#000,transparent 75%)}
.hero .container{position:relative;z-index:2;padding-top:clamp(56px,8vw,104px);
  padding-bottom:clamp(56px,8vw,104px)}
.hero h1{color:#fff;max-width:16ch}
.hero h1 em{font-style:normal;color:var(--amber);position:relative;white-space:nowrap}
.hero__sub{font-size:1.2rem;color:var(--inv-mut);max-width:56ch;margin-top:6px}
.hero__ey{color:#FFD27A}
.hero__ey::before{background:var(--amber)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__trust{display:flex;flex-wrap:wrap;gap:26px;margin-top:38px;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.1)}
.hero__trust div{display:flex;flex-direction:column}
.hero__trust b{font-size:1.7rem;font-family:var(--ff-display);color:#fff;letter-spacing:-.02em}
.hero__trust span{font-size:.82rem;color:var(--inv-mut);letter-spacing:.02em}

/* search / finder bar */
.finder{margin-top:30px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:12px;display:flex;gap:10px;flex-wrap:wrap;max-width:640px;
  backdrop-filter:blur(4px)}
.finder input,.finder select{flex:1 1 180px;min-width:0;height:52px;border-radius:12px;
  border:1px solid rgba(255,255,255,.16);background:rgba(12,19,34,.5);color:#fff;
  padding:0 16px;font-size:1rem;font-family:inherit}
.finder input::placeholder{color:#93a0b6}
.finder .btn{height:52px;flex:0 0 auto}

/* ---------- Cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s}
.card--hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cards-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* ---------- Rank / company card ---------- */
.rankcard{display:flex;flex-direction:column;overflow:hidden;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s}
.rankcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.rankcard__head{display:flex;gap:14px;align-items:flex-start;padding:20px 20px 14px}
.rankcard__badge{flex:0 0 auto;width:46px;height:46px;border-radius:12px;display:grid;
  place-items:center;font-family:var(--ff-display);font-weight:850;font-size:1.15rem;
  background:linear-gradient(160deg,var(--ink-3),var(--ink));color:#fff}
.rankcard--1 .rankcard__badge{background:linear-gradient(160deg,#F6C64B,#E0850B);color:#3a2600}
.rankcard--2 .rankcard__badge{background:linear-gradient(160deg,#D7DEE8,#9FB0C4);color:#243247}
.rankcard--3 .rankcard__badge{background:linear-gradient(160deg,#E6B487,#C07C42);color:#3a2308}
.rankcard__t{flex:1;min-width:0}
.rankcard__t h3{margin:0 0 3px;font-size:1.22rem}
.rankcard__loc{font-size:.86rem;color:var(--muted);display:flex;align-items:center;gap:5px}
.rankcard__body{padding:0 20px 8px}
.rankcard__meta{display:flex;flex-wrap:wrap;gap:8px;padding:10px 20px 0}
.rankcard__foot{margin-top:auto;padding:16px 20px 20px;display:flex;gap:10px;align-items:center;
  border-top:1px solid var(--line);margin-top:14px}

/* Score meter */
.score{display:flex;align-items:center;gap:12px}
.score__ring{--v:9;--deg:calc(var(--v)*36deg);width:58px;height:58px;border-radius:50%;flex:0 0 auto;
  background:conic-gradient(var(--emerald) var(--deg),#E9ECF1 0);display:grid;place-items:center;
  position:relative}
.score__ring::after{content:"";position:absolute;inset:6px;background:#fff;border-radius:50%}
.score__ring b{position:relative;z-index:1;font-family:var(--ff-display);font-weight:800;
  font-size:1.05rem;color:#12321f}
.score__lbl{display:flex;flex-direction:column;line-height:1.2}
.score__lbl span{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);font-weight:700}
.score__lbl b{font-size:.98rem;color:var(--text)}
.score--amber .score__ring{background:conic-gradient(var(--amber) var(--deg),#E9ECF1 0)}

/* Stars */
.stars{display:inline-flex;align-items:center;gap:8px}
.stars__row{--pct:90%;position:relative;display:inline-block;height:17px;width:95px}
.stars__row::before{content:"★★★★★";position:absolute;inset:0;color:#E2E4EA;
  font-size:17px;letter-spacing:2px;line-height:17px}
.stars__row i{position:absolute;inset:0;width:var(--pct);overflow:hidden;color:var(--star)}
.stars__row i::before{content:"★★★★★";font-size:17px;letter-spacing:2px;line-height:17px;font-style:normal}
.stars small{color:var(--muted);font-size:.84rem}

/* Chips / badges */
.chip{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:650;
  padding:5px 10px;border-radius:999px;background:#F3F2EC;color:#43505F;border:1px solid var(--line)}
.chip svg{width:13px;height:13px}
.badge-v{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:750;
  padding:5px 11px;border-radius:999px;background:var(--emerald-soft);color:var(--emerald-deep)}
.badge-v svg{width:14px;height:14px}
.badge-ed{background:var(--amber-soft);color:#8a5b00}
.pill{display:inline-flex;align-items:center;gap:7px;font-size:.8rem;font-weight:700;
  letter-spacing:.02em;padding:6px 12px;border-radius:999px;background:#fff;
  border:1px solid var(--line-2);color:var(--text)}

/* ---------- Feature / how-it-works ---------- */
.feature{padding:26px}
.feature__ic{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  background:var(--amber-soft);color:var(--amber-deep);margin-bottom:16px}
.feature__ic svg{width:24px;height:24px}
.feature h3{font-size:1.22rem;margin-bottom:.35em}
.feature p{color:var(--muted);margin:0;font-size:.98rem}
.step-n{font-family:var(--ff-display);font-weight:850;font-size:2.4rem;color:var(--amber);
  line-height:1;opacity:.9}

/* ---------- Guide / article ---------- */
.guidecard{overflow:hidden;display:flex;flex-direction:column}
.guidecard__img{aspect-ratio:16/9;background:linear-gradient(135deg,var(--ink-3),var(--ink));
  position:relative;display:grid;place-items:center;color:#fff}
.guidecard__img .kicker{position:absolute;top:12px;left:12px;font-size:.72rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;background:rgba(0,0,0,.35);padding:5px 10px;border-radius:8px}
.guidecard__b{padding:20px;display:flex;flex-direction:column;flex:1}
.guidecard__b h3{font-size:1.18rem;margin-bottom:.4em}
.guidecard__b p{color:var(--muted);font-size:.95rem;margin:0 0 14px}
.guidecard__foot{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:.83rem;color:var(--faint)}

/* Article layout */
.article{max-width:760px;margin-inline:auto}
.article__head{padding:clamp(30px,5vw,52px) 0 10px}
.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:18px;display:flex;gap:8px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--amber-deep)}
.article__meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;color:var(--muted);
  font-size:.9rem;margin-top:16px}
.byline{display:inline-flex;align-items:center;gap:9px}
.byline .av{width:34px;height:34px;border-radius:50%;background:linear-gradient(160deg,var(--amber),var(--amber-deep));
  display:grid;place-items:center;color:#241900;font-weight:800;font-size:.85rem}
.prose{font-size:1.08rem;line-height:1.75;color:#26303F}
.prose h2{margin-top:1.7em;font-size:1.65rem}
.prose h3{margin-top:1.4em;font-size:1.25rem}
.prose ul,.prose ol{padding-left:1.25em;margin:0 0 1.2em}
.prose li{margin-bottom:.5em}
.prose a{color:var(--amber-deep);text-decoration:underline;text-underline-offset:3px;
  text-decoration-thickness:1.5px;font-weight:600}
.prose a:hover{color:var(--ink)}
.prose strong{color:#141c29}
.prose img{border-radius:14px;border:1px solid var(--line)}
.prose blockquote{margin:1.5em 0;padding:16px 22px;border-left:4px solid var(--amber);
  background:#fff;border-radius:0 14px 14px 0;color:#33404f;font-style:italic}
.callout{background:var(--amber-soft);border:1px solid #F4E2B5;border-radius:16px;padding:20px 22px;margin:1.6em 0}
.callout--tip{background:var(--emerald-soft);border-color:#C7EBD8}
.callout b{display:block;margin-bottom:4px;color:#5c3d00}
.callout--tip b{color:var(--emerald-deep)}
.toc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 24px;margin:6px 0 30px}
.toc b{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
.toc ol{margin:12px 0 0;padding-left:1.1em;columns:2;column-gap:28px}
.toc a{color:#33404f;text-decoration:none}
.toc a:hover{color:var(--amber-deep)}

/* Data table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;margin:1.5em 0;background:#fff}
table.data{width:100%;border-collapse:collapse;font-size:.96rem;min-width:520px}
table.data th,table.data td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
table.data thead th{background:var(--ink);color:#fff;font-weight:650;font-size:.82rem;
  letter-spacing:.04em;text-transform:uppercase;position:sticky;top:0}
table.data tbody tr:last-child td{border-bottom:0}
table.data tbody tr:nth-child(even){background:#FBFAF6}
table.data .em{font-weight:700;color:var(--amber-deep)}

/* FAQ */
.faq{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{cursor:pointer;padding:18px 22px;font-weight:700;font-size:1.04rem;
  list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;color:#16202e}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;color:var(--amber-deep);font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq__a{padding:0 22px 20px;color:var(--muted);margin:0}

/* ---------- CTA band ---------- */
.ctaband{background:linear-gradient(120deg,var(--ink),var(--ink-3));color:#fff;
  border-radius:var(--radius-lg);padding:clamp(30px,5vw,54px);position:relative;overflow:hidden}
.ctaband::before{content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  background:radial-gradient(circle,rgba(246,166,9,.35),transparent 70%)}
.ctaband h2{color:#fff;position:relative}
.ctaband p{color:var(--inv-mut);position:relative;max-width:52ch}
.ctaband .hero__cta{position:relative;margin-top:22px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:var(--inv-mut);padding:64px 0 28px;margin-top:20px}
.footcols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.site-footer h4{color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:10px}
.site-footer a{color:var(--inv-mut);font-size:.95rem}
.site-footer a:hover{color:#fff}
.footer__brand p{font-size:.95rem;max-width:34ch;margin-top:14px;color:var(--inv-mut)}
.footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem}
.footer__brand .brand{color:#fff}
.footer__brand .brand small{color:var(--inv-mut)}
.disclaim{font-size:.8rem;color:#7f8ba0;max-width:70ch;margin-top:14px}

/* ---------- Misc ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,64px);align-items:center}
.notice{background:#FFF7E6;border:1px dashed #E7B94b;border-radius:14px;padding:14px 18px;
  font-size:.9rem;color:#6b4b00;display:flex;gap:10px;align-items:flex-start}
.notice svg{flex:0 0 auto;width:18px;height:18px;margin-top:2px}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kpi div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;text-align:center}
.kpi b{display:block;font-family:var(--ff-display);font-size:2rem;color:var(--ink);letter-spacing:-.02em}
.kpi span{font-size:.85rem;color:var(--muted)}
.logo-strip{display:flex;flex-wrap:wrap;gap:12px 30px;align-items:center;opacity:.8}
.logo-strip span{font-weight:800;font-size:1.05rem;color:#9aa3b1;letter-spacing:-.02em}

/* form */
.field{margin-bottom:18px}
.field label{display:block;font-weight:650;font-size:.9rem;margin-bottom:7px;color:#2a3543}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line-2);
  border-radius:12px;padding:13px 15px;font-size:1rem;font-family:inherit;background:#fff;color:var(--text)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--amber);
  box-shadow:0 0 0 3px rgba(246,166,9,.18)}
.field textarea{min-height:130px;resize:vertical}
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(24px,4vw,38px);box-shadow:var(--shadow-sm)}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .footcols{grid-template-columns:1fr 1fr}
  .cards-4{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .kpi{grid-template-columns:repeat(2,1fr)}
  .toc ol{columns:1}
}
@media (max-width:820px){
  .nav__links,.nav__cta .btn--ghost{display:none}
  .nav__toggle{display:inline-flex}
  .nav[data-open="true"] .nav__links{display:flex;position:absolute;left:0;right:0;top:72px;
    flex-direction:column;align-items:stretch;background:var(--paper);border-bottom:1px solid var(--line);
    padding:12px 22px 20px;gap:2px;box-shadow:var(--shadow-md)}
  .nav[data-open="true"] .nav__links a{padding:13px 12px}
  .cards-3,.cards-2{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .cards-4{grid-template-columns:1fr}
  .kpi{grid-template-columns:1fr 1fr}
  .hero__trust{gap:18px}
  .finder{flex-direction:column}
  .footer__bottom{flex-direction:column}
}