/* ============================================================
   T20 EXCHANGE — Ocean Blue Design System
   t20exchanges.live
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root{
  --primary:#0077b6;
  --secondary:#00b4d8;
  --bg-body:#ffffff;
  --bg-dark:#023e8a;
  --bg-section:#f0f9ff;
  --text:#023e8a;
  --accent:#48cae4;

  --ink:#0b2545;            /* deep readable body ink */
  --muted:#4a6b8a;          /* muted text */
  --gold:#ffd60a;           /* logo gold accent */
  --white:#ffffff;
  --line:#d6ecfb;           /* hairline borders */
  --whatsapp:#25d366;

  --grad-hero:linear-gradient(135deg,#023e8a 0%,#0077b6 55%,#00b4d8 100%);
  --grad-card:linear-gradient(150deg,#0077b6 0%,#00b4d8 100%);
  --grad-accent:linear-gradient(135deg,#00b4d8 0%,#48cae4 100%);

  --shadow-sm:0 2px 8px rgba(2,62,138,.08);
  --shadow-md:0 10px 30px rgba(2,62,138,.12);
  --shadow-lg:0 20px 50px rgba(2,62,138,.18);
  --shadow-blue:0 12px 28px rgba(0,119,182,.30);

  --radius:16px;
  --radius-sm:10px;
  --radius-lg:26px;
  --maxw:1180px;
  --header-h:74px;

  --font-head:"Titillium Web",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-body:"Assistant",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg-body);
  line-height:1.7;
  font-size:17px;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s,opacity .2s}
a:hover{color:var(--secondary)}
ul{list-style:none}
h1,h2,h3,h4,h5{font-family:var(--font-head);font-weight:700;color:var(--text);line-height:1.18;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.4rem)}
h2{font-size:clamp(1.6rem,3.6vw,2.5rem)}
h3{font-size:clamp(1.2rem,2.2vw,1.5rem)}
p{margin-bottom:1rem}
strong{color:var(--text);font-weight:700}
/* on dark/gradient surfaces, bold text must stay light for contrast */
.hero strong,.page-hero strong,.section--dark strong,.section--grad strong,
.cta-band strong,.auth-aside strong,.card--grad strong,.hero-card strong{color:#fff}
section{position:relative}

/* ---------- Layout helpers ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:22px}
.section{padding:76px 0}
.section--tight{padding:52px 0}
.section--dark{background:var(--bg-dark);color:#dcefff}
.section--blue{background:var(--bg-section)}
.section--grad{background:var(--grad-hero);color:#fff}
.center{text-align:center}
.eyebrow{
  display:inline-block;font-family:var(--font-head);font-weight:700;text-transform:uppercase;
  letter-spacing:.14em;font-size:.78rem;color:var(--secondary);
  background:rgba(0,180,216,.12);padding:6px 15px;border-radius:999px;margin-bottom:16px;
}
.section--dark .eyebrow,.section--grad .eyebrow{color:#caf0f8;background:rgba(255,255,255,.14)}
.lead{font-size:1.12rem;color:var(--muted);max-width:720px}
.center .lead{margin-inline:auto}
.section--dark .lead,.section--grad .lead{color:#bfe3f7}
.mt-1{margin-top:12px}.mt-2{margin-top:24px}.mt-3{margin-top:40px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-head);font-weight:700;font-size:1rem;
  padding:14px 30px;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:transform .18s,box-shadow .18s,background .2s,color .2s;
  white-space:nowrap;line-height:1;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn svg{width:1.15em;height:1.15em;flex:none}
.btn--primary{background:var(--grad-card);color:#fff;box-shadow:var(--shadow-blue)}
.btn--primary:hover{color:#fff;box-shadow:0 16px 34px rgba(0,119,182,.42)}
.btn--gold{background:var(--gold);color:#5a4b00}
.btn--gold:hover{color:#5a4b00;background:#ffe14d}
.btn--ghost{background:transparent;border-color:var(--secondary);color:var(--secondary)}
.btn--ghost:hover{background:var(--secondary);color:#fff}
.btn--light{background:#fff;color:var(--primary);box-shadow:var(--shadow-sm)}
.btn--light:hover{color:var(--primary);background:#eaf6ff}
.btn--wa{background:var(--whatsapp);color:#fff}
.btn--wa:hover{background:#1fb457;color:#fff}
.btn--lg{padding:17px 40px;font-size:1.08rem}
.btn--block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}
.center .btn-row{justify-content:center}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;background:var(--bg-dark);
  height:var(--header-h);display:flex;align-items:center;
  box-shadow:0 2px 16px rgba(2,62,138,.28);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:40px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  font-family:var(--font-head);font-weight:600;color:#dbeeff;font-size:.98rem;
  padding:10px 15px;border-radius:999px;position:relative;
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.10)}
.nav a.active{color:#fff;background:rgba(0,180,216,.28)}
.nav .btn{padding:10px 22px;font-size:.95rem;margin-left:8px}
.nav-cta{display:flex;align-items:center;gap:10px}
.hamburger{
  display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;
  padding:8px;border-radius:8px;
}
.hamburger span{width:26px;height:3px;background:#fff;border-radius:3px;transition:.3s}
.hamburger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{background:var(--grad-hero);color:#fff;padding:70px 0 90px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background:
    radial-gradient(600px 300px at 85% 10%,rgba(72,202,228,.35),transparent 60%),
    radial-gradient(500px 260px at 10% 90%,rgba(0,180,216,.30),transparent 60%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{color:#fff}
.hero h1 .hl{color:var(--gold)}
.hero p{color:#d7efff;font-size:1.16rem;max-width:560px}
.hero .btn-row{margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.20);color:#eaf7ff;font-weight:600;font-size:.9rem;
  padding:8px 15px;border-radius:999px;backdrop-filter:blur(4px);white-space:nowrap;
}
.chip svg{width:1em;height:1em;flex:none}
.chip b{color:var(--gold)}
/* Hero visual card */
.hero-card{
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  border-radius:var(--radius-lg);padding:26px;backdrop-filter:blur(8px);
  box-shadow:var(--shadow-lg);
}
.hero-card h3{color:#fff;margin-bottom:6px}
.hero-card .sub{color:#bfe3f7;font-size:.94rem;margin-bottom:18px}
.mini-odds{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.odds-tile{
  background:linear-gradient(160deg,rgba(255,255,255,.16),rgba(255,255,255,.06));
  border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:14px 16px;
}
.odds-tile .team{font-weight:700;color:#fff;font-family:var(--font-head)}
.odds-tile .val{font-size:1.5rem;font-weight:700;color:var(--gold);font-family:var(--font-head);line-height:1.2}
.odds-tile .lbl{font-size:.76rem;color:#bfe3f7;text-transform:uppercase;letter-spacing:.08em}
.live-dot{width:9px;height:9px;border-radius:50%;background:#00e676;display:inline-block;box-shadow:0 0 0 0 rgba(0,230,118,.6);animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(0,230,118,.55)}70%{box-shadow:0 0 0 10px rgba(0,230,118,0)}100%{box-shadow:0 0 0 0 rgba(0,230,118,0)}}

/* ---------- Wave dividers ---------- */
.wave{display:block;width:100%;height:auto;line-height:0}
.wave svg{display:block;width:100%;height:70px}
.wave--flip svg{transform:rotate(180deg)}

/* ---------- Feature / info cards ---------- */
.grid{display:grid;gap:26px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;
  height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.card .ico{
  width:56px;height:56px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-card);color:#fff;margin-bottom:16px;box-shadow:var(--shadow-blue);
}
.card .ico svg{width:28px;height:28px}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);margin-bottom:0;font-size:.99rem}
/* gradient card variant */
.card--grad{background:var(--grad-card);color:#fff;border:0}
.card--grad h3{color:#fff}.card--grad p{color:#e3f5ff}
.card--grad .ico{background:rgba(255,255,255,.18)}

/* number/step cards */
.step{position:relative;padding-top:34px}
.step .num{
  position:absolute;top:-14px;left:24px;width:42px;height:42px;border-radius:50%;
  background:var(--gold);color:#5a4b00;font-family:var(--font-head);font-weight:700;
  display:grid;place-items:center;font-size:1.15rem;box-shadow:var(--shadow-sm);
}

/* ---------- Stats band ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat .n{font-family:var(--font-head);font-weight:700;font-size:clamp(1.8rem,4vw,2.7rem);
  background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent}
.section--dark .stat .n,.section--grad .stat .n{background:none;color:var(--gold);-webkit-text-fill-color:var(--gold)}
.stat .l{font-weight:600;color:var(--muted);font-size:.95rem}
.section--dark .stat .l,.section--grad .stat .l{color:#bfe3f7}

/* ---------- Featured games (image cards) ---------- */
.game-card{
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);
  position:relative;border:1px solid var(--line);background:#fff;
}
.game-card img{width:100%;aspect-ratio:500/299;object-fit:cover;transition:transform .4s}
.game-card:hover img{transform:scale(1.06)}
.game-card .cap{padding:16px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.game-card .cap b{font-family:var(--font-head);color:var(--text);font-size:1.05rem}
.game-card .tag{font-size:.75rem;font-weight:700;color:var(--secondary);text-transform:uppercase;letter-spacing:.06em}

/* ---------- Interactive Tools ---------- */
.tool{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);overflow:hidden;
}
.tool__head{background:var(--grad-hero);color:#fff;padding:22px 26px;display:flex;align-items:center;gap:14px}
.tool__head .ico{width:46px;height:46px;border-radius:12px;background:rgba(255,255,255,.18);display:grid;place-items:center;flex:none}
.tool__head .ico svg{width:26px;height:26px}
.tool__head h3{color:#fff;margin:0}
.tool__head p{color:#cfe9ff;font-size:.9rem;margin:2px 0 0}
.tool__body{padding:26px}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--font-head);font-weight:600;color:var(--text);margin-bottom:7px;font-size:.95rem}
.field input,.field select{
  width:100%;padding:13px 15px;border:2px solid var(--line);border-radius:var(--radius-sm);
  font-family:var(--font-body);font-size:1rem;color:var(--ink);background:#fbfdff;transition:border .2s,box-shadow .2s;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--secondary);box-shadow:0 0 0 4px rgba(0,180,216,.15)}
.field .hint{font-size:.82rem;color:var(--muted);margin-top:5px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.tool__result{
  margin-top:20px;border-radius:var(--radius);padding:22px;background:var(--bg-section);
  border:1px dashed var(--secondary);display:none;
}
.tool__result.show{display:block;animation:fadeUp .4s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.tool__result h4{font-family:var(--font-head);color:var(--primary);margin-bottom:12px;font-size:1.15rem}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:14px;margin-bottom:8px}
.result-tile{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;text-align:center}
.result-tile .rn{font-family:var(--font-head);font-weight:700;font-size:1.7rem;color:var(--primary);line-height:1.1}
.result-tile .rl{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-top:3px}
.verdict{margin-top:12px;padding:12px 16px;border-radius:12px;font-weight:600;font-family:var(--font-head)}
.verdict.good{background:#d8f5e3;color:#0d7a3f}
.verdict.mid{background:#fff3cd;color:#8a6d00}
.verdict.low{background:#ffe0e0;color:#a11a1a}
.tool__note{font-size:.8rem;color:var(--muted);margin-top:14px;text-align:center}

/* ---------- FAQ accordion ---------- */
.faq{max-width:860px;margin-inline:auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
.faq-q{
  width:100%;text-align:left;background:none;border:0;cursor:pointer;
  font-family:var(--font-head);font-weight:600;font-size:1.06rem;color:var(--text);
  padding:18px 54px 18px 22px;position:relative;
}
.faq-q::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:1.5rem;color:var(--secondary);transition:transform .3s;font-family:var(--font-head)}
.faq-item.open .faq-q::after{content:"\2212"}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 22px}
.faq-item.open .faq-a{padding-bottom:20px}
.faq-a p{color:var(--muted);margin:0}
.faq-a p+p{margin-top:10px}

/* ---------- Auth (login / signup) ---------- */
.auth-wrap{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:#fff;border:1px solid var(--line)}
.auth-aside{background:var(--grad-hero);color:#fff;padding:44px 38px;display:flex;flex-direction:column;justify-content:center}
.auth-aside h2{color:#fff}
.auth-aside p{color:#cfe9ff}
.auth-aside .tick{display:flex;gap:11px;align-items:flex-start;margin-top:14px;color:#eaf7ff;font-weight:500}
.auth-aside .tick svg{width:22px;height:22px;flex:none;margin-top:2px;color:var(--gold)}
.auth-form{padding:44px 40px}
.auth-form h1{font-size:1.9rem;margin-bottom:6px}
.auth-form .sub{color:var(--muted);margin-bottom:24px}
.form-note{background:var(--bg-section);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:.9rem;color:var(--muted);margin-top:18px}
.form-note strong{color:var(--text)}
.divider{display:flex;align-items:center;gap:14px;color:var(--muted);margin:22px 0;font-size:.85rem}
.divider::before,.divider::after{content:"";height:1px;background:var(--line);flex:1}

/* ---------- Article / legal typography ---------- */
.article{max-width:850px;margin-inline:auto}
.article h2{margin:34px 0 12px}
.article h3{margin:24px 0 10px;color:var(--primary)}
.article p,.article li{color:#33506e}
.article ul,.article ol{margin:0 0 16px 22px}
.article li{margin-bottom:9px;list-style:disc}
.article ol li{list-style:decimal}
.article a{font-weight:600;text-decoration:underline}
.article a.btn{text-decoration:none;font-weight:700}
.toc{background:var(--bg-section);border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;margin-bottom:30px}
.toc h4{font-family:var(--font-head);color:var(--text);margin-bottom:10px}
.toc li{margin-bottom:7px;list-style:none}
.toc a{color:var(--primary);font-weight:600}
.page-hero{background:var(--grad-hero);color:#fff;padding:56px 0 60px;text-align:center}
.page-hero h1{color:#fff}
.page-hero p{color:#d7efff;max-width:680px;margin:10px auto 0}
.breadcrumb{font-size:.85rem;color:#bfe3f7;margin-bottom:12px}
.breadcrumb a{color:#eaf7ff}
.updated{font-size:.85rem;color:var(--muted);margin-bottom:24px;font-style:italic}

/* callout box */
.callout{border-left:4px solid var(--secondary);background:var(--bg-section);padding:16px 20px;border-radius:0 12px 12px 0;margin:20px 0}
.callout--warn{border-color:#f0a500;background:#fff8e6}
.callout p:last-child{margin-bottom:0}

/* ---------- CTA band ---------- */
.cta-band{background:var(--grad-hero);color:#fff;border-radius:var(--radius-lg);padding:48px 40px;text-align:center;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 240px at 90% 10%,rgba(72,202,228,.4),transparent 60%);pointer-events:none}
.cta-band>*{position:relative;z-index:1}
.cta-band h2{color:#fff}
.cta-band p{color:#d7efff;max-width:620px;margin:10px auto 24px}

/* ---------- Footer ---------- */
.site-footer{background:#012a5e;color:#bcd8f2;padding:56px 0 26px;font-size:.95rem}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:36px}
.footer-brand img{height:40px;margin-bottom:14px}
.footer-brand p{color:#9dc2e6;max-width:340px;font-size:.92rem}
.footer-col h4{font-family:var(--font-head);color:#fff;font-size:1rem;margin-bottom:14px;text-transform:uppercase;letter-spacing:.06em}
.footer-col li{margin-bottom:9px}
.footer-col a{color:#bcd8f2}
.footer-col a:hover{color:var(--accent)}
.footer-social{display:flex;gap:12px;margin-top:16px}
.footer-social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.10);display:grid;place-items:center;color:#dbeeff}
.footer-social a:hover{background:var(--secondary);color:#fff}
.footer-disclaimer{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:.82rem;color:#84a9cf;line-height:1.6}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:18px;font-size:.85rem;color:#84a9cf}
.footer-bottom a{color:#bcd8f2}
.age-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:5px 12px;color:#dbeeff;font-weight:600;font-size:.8rem}
.age-badge .n{background:#e63946;color:#fff;border-radius:50%;width:24px;height:24px;display:grid;place-items:center;font-size:.72rem;font-weight:700}

/* ---------- Floating WhatsApp ---------- */
.wa-float{
  position:fixed;right:20px;bottom:22px;z-index:900;width:58px;height:58px;border-radius:50%;
  background:var(--whatsapp);color:#fff;display:grid;place-items:center;box-shadow:0 10px 26px rgba(37,211,102,.5);
  transition:transform .2s;
}
.wa-float:hover{transform:scale(1.09);color:#fff}
.wa-float svg{width:32px;height:32px}
.wa-float::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--whatsapp);animation:ring 2s infinite;opacity:.6}
@keyframes ring{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.5);opacity:0}}

/* ---------- Misc ---------- */
/* inline icon lists (feature ticks) — keep glyphs small & aligned */
.card ul li svg,.split ul li svg,li>svg{width:20px;height:20px;flex:none;color:var(--secondary)}
.card--grad ul li svg{color:#fff}
.pill-list svg{width:1.05em;height:1.05em;flex:none;vertical-align:-2px}
.pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.pill-list span{background:var(--bg-section);border:1px solid var(--line);color:var(--primary);font-weight:600;padding:7px 14px;border-radius:999px;font-size:.88rem}
.table-wrap{overflow-x:auto;margin:18px 0;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;min-width:460px}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:.95rem}
th{background:var(--bg-section);font-family:var(--font-head);color:var(--text);font-weight:700}
tr:last-child td{border-bottom:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.skip-link{position:absolute;left:-999px;top:0;background:#fff;color:var(--primary);padding:10px 16px;z-index:2000;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-card{max-width:480px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:30px}
  .split{grid-template-columns:1fr;gap:28px}
  .auth-wrap{grid-template-columns:1fr}
  .auth-aside{order:2}
  .footer-top{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media(max-width:760px){
  .nav{
    position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;align-items:stretch;
    background:var(--bg-dark);padding:16px 20px 26px;gap:4px;
    transform:translateY(-140%);transition:transform .35s ease;box-shadow:0 20px 30px rgba(2,62,138,.35);
    max-height:calc(100vh - var(--header-h));overflow:auto;
  }
  .nav.open{transform:translateY(0)}
  .nav a{padding:13px 16px;font-size:1.05rem}
  .nav-cta{flex-direction:column;align-items:stretch;gap:8px}
  .nav .btn{margin-left:0;width:100%;padding:13px}
  .hamburger{display:flex}
  .field-row{grid-template-columns:1fr}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .section{padding:56px 0}
  .cta-band{padding:38px 24px}
  .footer-top{grid-template-columns:1fr}
  body{font-size:16px}
}
@media(max-width:420px){
  .brand img{height:34px}
  .btn{padding:13px 22px}
}

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