/* =========================================================
   VibhillionAI — Static Site Styles
   Green theme based on the approved design mockup
   ========================================================= */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&display=swap');

@font-face{font-family:'VibhiHand';src:url('../fonts/caveat-latin-700-normal.woff2') format('woff2');font-weight:400 800;font-display:swap}
@font-face{font-family:'VibhiTelugu';src:url('../fonts/noto-sans-telugu-telugu-400-normal.woff2') format('woff2');font-weight:400;font-display:swap;unicode-range:U+0C00-0C7F,U+200C-200D,U+25CC}
@font-face{font-family:'VibhiTelugu';src:url('../fonts/noto-sans-telugu-telugu-700-normal.woff2') format('woff2');font-weight:600 800;font-display:swap;unicode-range:U+0C00-0C7F,U+200C-200D,U+25CC}

:root{
  --g900:#0b3d24; --g800:#0f5132; --g700:#146c43; --g600:#198754; --g500:#22a05a;
  --g100:#e6f4ec; --g50:#f3faf6;
  --ink:#10231a; --ink2:#3d5247; --muted:#6b7f74;
  --line:#dfe9e3; --card:#ffffff; --bg:#f7fbf8;
  --radius:16px; --shadow:0 6px 24px rgba(15,81,50,.08);
  --shadow-lg:0 14px 40px rgba(15,81,50,.14);
  --font:'VibhiTelugu','Poppins',system-ui,sans-serif;
  --hand:'VibhiHand','Caveat',cursive;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:none;background:none}
.container{width:min(1240px,100% - 32px);margin-inline:auto}
.hand{font-family:var(--hand);color:var(--g800);font-weight:700}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo{width:44px;height:44px;color:var(--g700)}
.brand-name{font-weight:800;font-size:1.35rem;letter-spacing:.3px;line-height:1}
.brand-name span{color:var(--g600)}
.brand-tag{font-size:.68rem;color:var(--ink2);margin-top:3px}
.nav-links{display:flex;gap:4px;margin-left:12px}
.nav-links a{padding:8px 12px;border-radius:10px;font-size:.9rem;font-weight:500;color:var(--ink2);position:relative}
.nav-links a:hover{color:var(--g700);background:var(--g50)}
.nav-links a.active{color:var(--g700);font-weight:600}
.nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;border-radius:3px;background:var(--g600)}
.nav-cta{margin-left:auto}
.menu-btn{display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;background:var(--g50);color:var(--g800)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:.92rem;transition:.2s}
.btn svg{width:18px;height:18px}
.btn-primary{background:linear-gradient(135deg,var(--g600),var(--g800));color:#fff;box-shadow:0 6px 18px rgba(25,135,84,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(25,135,84,.38)}
.btn-outline{border:2px solid var(--g600);color:var(--g700);background:#fff}
.btn-outline:hover{background:var(--g50)}
.btn-light{background:#fff;color:var(--g800)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-sm{padding:7px 14px;font-size:.8rem}

/* ---------- Hero ---------- */
.hero{background:radial-gradient(1200px 500px at 85% 20%,#d6eedf 0,transparent 60%),linear-gradient(180deg,#f0f9f3,#f7fbf8);padding:56px 0 48px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.eyebrow{color:var(--g600);font-weight:700;font-size:1.15rem}
.hero h1{font-size:clamp(2rem,4.4vw,3.3rem);line-height:1.12;font-weight:800;margin:8px 0 16px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:var(--g600)}
.hero p.lead{color:var(--ink2);font-size:1.02rem;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-art{position:relative;background:linear-gradient(145deg,var(--g700),var(--g900));border-radius:28px;padding:34px;color:#fff;min-height:330px;box-shadow:var(--shadow-lg);overflow:hidden}
.hero-art::before{content:"";position:absolute;inset:-40% -20% auto auto;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.14),transparent 70%)}
.hero-art .big-logo{width:110px;height:110px;color:#fff;opacity:.95}
.hero-art h3{font-size:1.7rem;font-weight:800;margin-top:12px}
.hero-art .motto{font-family:var(--hand);font-size:1.9rem;line-height:1.1;margin-top:14px;color:#cdeedb}
.hero-art .stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px;position:relative}
.hero-art .stat{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:12px;text-align:center}
.hero-art .stat b{display:block;font-size:1.35rem}
.hero-art .stat small{font-size:.72rem;opacity:.85}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border-radius:20px;box-shadow:var(--shadow);margin-top:34px;border:1px solid var(--line)}
.feature{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:20px 12px;font-weight:600;font-size:.88rem}
.feature+.feature{border-left:1px solid var(--line)}
.feature .ic{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:var(--g100);color:var(--g700)}
.feature .ic svg{width:28px;height:28px}

/* ---------- Sections ---------- */
section{padding:44px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.sec-title{display:flex;align-items:center;gap:14px}
.sec-title .ic{width:50px;height:50px;border-radius:50%;background:var(--g600);color:#fff;display:grid;place-items:center;flex-shrink:0}
.sec-title .ic svg{width:24px;height:24px}
.sec-title h2{font-size:1.6rem;font-weight:700;line-height:1.2}
.sec-title p{color:var(--muted);font-size:.88rem}
.link-arrow{color:var(--g700);font-weight:600;font-size:.88rem;display:inline-flex;align-items:center;gap:6px}
.link-arrow:hover{gap:10px}
.link-arrow svg{width:16px;height:16px;transition:.2s}

.page-hero{background:linear-gradient(135deg,var(--g700),var(--g900));color:#fff;padding:48px 0 40px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.07)}
.page-hero h1{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:800}
.page-hero p{opacity:.9;max-width:620px;margin-top:6px}
.crumbs{font-size:.8rem;opacity:.8;margin-bottom:10px}
.crumbs a:hover{text-decoration:underline}

/* ---------- Cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.exam-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.exam-card{display:flex;align-items:center;gap:14px;padding:18px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;transition:.2s}
.exam-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#bfe0cc}
.exam-card .meta{flex:1;min-width:0}
.exam-card h4{font-size:1rem;font-weight:700}
.exam-card p{font-size:.74rem;color:var(--muted);line-height:1.35}
.exam-card .chev{color:var(--ink2);width:18px;flex-shrink:0}
.exam-icon{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;flex-shrink:0;box-shadow:inset 0 0 0 3px rgba(255,255,255,.35)}
.exam-icon svg{width:26px;height:26px}
.exam-icon.lg{width:72px;height:72px}
.exam-icon.lg svg{width:36px;height:36px}
.exam-icon.sm{width:40px;height:40px}
.exam-icon.sm svg{width:20px;height:20px}

.split{display:grid;grid-template-columns:1fr 330px;gap:20px;align-items:start}
.plan-card{background:linear-gradient(160deg,var(--g700),var(--g900));color:#fff;border-radius:20px;padding:28px;position:relative;overflow:hidden}
.plan-card h3{font-size:1.6rem;font-weight:700;line-height:1.15}
.plan-card p{opacity:.9;font-size:.9rem;margin:8px 0 18px}
.checks{list-style:none;display:grid;gap:10px;margin-top:22px;font-size:.88rem}
.checks li{display:flex;gap:10px;align-items:center}
.checks li::before{content:"✓";width:20px;height:20px;border-radius:5px;background:var(--g500);display:grid;place-items:center;font-size:.72rem;font-weight:700;flex-shrink:0}
.plan-card .hand{color:#cdeedb;font-size:1.3rem;position:absolute;right:20px;bottom:16px;transform:rotate(-12deg);text-align:right;line-height:1}

.tri{display:grid;grid-template-columns:1fr 1.15fr 1.2fr;gap:20px}
.panel{padding:22px}
.panel-head{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}
.panel-head h3{font-size:1.25rem;font-weight:700}
.panel-head p{font-size:.8rem;color:var(--muted)}

.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mini{display:flex;flex-direction:column;gap:8px;padding:12px;border:1px solid var(--line);border-radius:12px;font-size:.8rem;transition:.2s}
.mini:hover{border-color:var(--g500);background:var(--g50)}
.mini b{font-size:.85rem}
.mini small{color:var(--muted)}

/* chips & table */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{padding:6px 16px;border-radius:999px;border:1px solid var(--line);font-size:.8rem;font-weight:500;background:#fff;color:var(--ink2)}
.chip:hover{border-color:var(--g500)}
.chip.active{background:var(--g600);border-color:var(--g600);color:#fff}
.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:8px 14px;background:#fff;min-width:200px}
.search svg{width:16px;height:16px;color:var(--muted)}
.search input{border:none;outline:none;font:inherit;font-size:.85rem;width:100%;background:transparent}
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.84rem}
th{text-align:left;font-weight:600;color:var(--ink2);padding:10px;background:var(--g50);font-size:.78rem}
td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}
td .ex{display:flex;align-items:center;gap:8px;font-weight:600}
.dl{display:inline-flex;align-items:center;gap:5px;background:var(--g600);color:#fff;padding:6px 12px;border-radius:8px;font-size:.75rem;font-weight:600;white-space:nowrap}
.dl:hover{background:var(--g800)}
.dl svg{width:13px;height:13px}
.empty{padding:30px;text-align:center;color:var(--muted)}

/* WhatsApp */
.wa-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.wa-card{border:1px solid var(--line);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:6px}
.wa-card .top{display:flex;gap:8px;align-items:center}
.wa-card b{font-size:.88rem}
.wa-card small{font-size:.7rem;color:var(--muted);line-height:1.35;flex:1}
.wa-btn{background:var(--g600);color:#fff;text-align:center;border-radius:999px;font-size:.72rem;font-weight:600;padding:6px}
.wa-btn:hover{background:var(--g800)}
.privacy{display:flex;gap:12px;align-items:center;background:var(--g50);border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin-top:12px;font-size:.78rem}
.privacy svg{width:32px;height:32px;color:var(--g600);flex-shrink:0}
.privacy b{display:block;font-size:.85rem}

/* Roadmap timeline */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:13px;top:6px;bottom:6px;width:3px;background:linear-gradient(var(--g500),var(--g100));border-radius:3px}
.step{position:relative;margin-bottom:18px}
.step .dot{position:absolute;left:-34px;top:2px;width:29px;height:29px;border-radius:50%;background:var(--g600);color:#fff;display:grid;place-items:center;font-size:.78rem;font-weight:700;box-shadow:0 0 0 4px var(--g100)}
.step .card{padding:16px 18px}
.step h4{font-size:1rem;font-weight:700}
.step .when{font-size:.74rem;color:var(--g700);font-weight:600;background:var(--g100);display:inline-block;padding:2px 10px;border-radius:999px;margin:4px 0 8px}
.step ul{padding-left:18px;font-size:.86rem;color:var(--ink2)}

.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.info{padding:18px}
.info small{color:var(--muted);font-size:.75rem;font-weight:500;text-transform:uppercase;letter-spacing:.5px}
.info b{display:block;font-size:1rem;margin-top:4px}
.pattern td:first-child{font-weight:600}
.tabs{display:flex;gap:6px;border-bottom:2px solid var(--line);margin-bottom:20px;overflow-x:auto}
.tab{padding:10px 18px;font-weight:600;font-size:.9rem;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-2px;white-space:nowrap}
.tab.active{color:var(--g700);border-color:var(--g600)}
.tab-pane{display:none}.tab-pane.active{display:block}
.note{background:#fffbea;border:1px solid #f4e2a1;border-radius:12px;padding:12px 16px;font-size:.84rem;color:#6b5512}

/* App banner */
.app-band{background:linear-gradient(135deg,var(--g800),var(--g900));color:#fff;border-radius:24px;padding:34px;display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:center}
.app-band h2{font-size:1.8rem;font-weight:800;line-height:1.2}
.app-band p{opacity:.9;margin:8px 0 18px}
.app-band ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:.88rem}
.app-band li{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);padding:10px 12px;border-radius:12px}
.play{display:inline-flex;align-items:center;gap:10px;background:#000;color:#fff;padding:10px 18px;border-radius:12px;border:1px solid rgba(255,255,255,.3)}
.play svg{width:26px;height:26px}
.play small{display:block;font-size:.62rem;opacity:.8;line-height:1}
.play b{font-size:1.05rem;line-height:1.1}

/* ---------- Footer ---------- */
.strip{background:var(--g900);color:#fff;padding:24px 0}
.strip-grid{display:grid;grid-template-columns:1.3fr repeat(4,1fr);gap:16px;align-items:center}
.strip .brand-logo{color:#9fe0b9;width:54px;height:54px}
.strip .brand-name{font-size:1.5rem}
.strip .brand-name span{color:#7fd6a2}
.strip .brand-tag{color:#cfe8da}
.strip-item{display:flex;gap:12px;align-items:center;font-size:.85rem;font-weight:600;padding-left:16px;border-left:1px solid rgba(255,255,255,.15)}
.strip-item .ic{width:46px;height:46px;border:1.5px solid rgba(255,255,255,.5);border-radius:12px;display:grid;place-items:center;flex-shrink:0}
.strip-item .ic svg{width:22px;height:22px}
.foot{background:#f0f5f2;padding:18px 0;font-size:.8rem;color:var(--ink2)}
.foot-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:space-between}
.foot-links{display:flex;gap:18px;flex-wrap:wrap}
.foot-links a:hover{color:var(--g700)}
.socials{display:flex;gap:12px;align-items:center}
.socials a{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;color:var(--ink)}
.socials a:hover{background:var(--g100);color:var(--g700)}
.socials svg{width:18px;height:18px}

/* about */
.prose p{color:var(--ink2);margin-bottom:12px}
.prose h3{margin:18px 0 8px}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .exam-grid{grid-template-columns:repeat(3,1fr)}
  .split{grid-template-columns:1fr}
  .tri{grid-template-columns:1fr 1fr}
  .tri>.wa-panel{grid-column:1/-1}
  .strip-grid{grid-template-columns:repeat(2,1fr)}
  .strip-grid>.brand{grid-column:1/-1}
}
@media (max-width:920px){
  .nav-links,.nav-cta{display:none}
  .menu-btn{display:grid;place-items:center}
  .site-header.open .nav-links{display:flex;flex-direction:column;position:absolute;top:72px;left:0;right:0;background:#fff;padding:12px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);margin:0}
  .site-header.open .nav-cta{display:flex;position:absolute;top:calc(72px + 290px);left:16px}
  .hero-grid{grid-template-columns:1fr}
  .app-band{grid-template-columns:1fr}
}
@media (max-width:700px){
  .exam-grid{grid-template-columns:1fr 1fr}
  .tri{grid-template-columns:1fr}
  .features{grid-template-columns:1fr 1fr}
  .feature:nth-child(3){border-left:none}
  .feature:nth-child(n+3){border-top:1px solid var(--line)}
  .wa-grid,.mini-grid{grid-template-columns:1fr 1fr}
  .hero-art .stats{grid-template-columns:repeat(3,1fr)}
  .app-band ul{grid-template-columns:1fr}
  .strip-grid{grid-template-columns:1fr}
  .strip-item{border-left:none;padding-left:0}
}
@media (max-width:440px){
  .exam-grid{grid-template-columns:1fr}
  .brand-tag{display:none}
}

/* icon placeholders */
[data-icon]{display:inline-grid;place-items:center}
[data-icon]>svg{width:100%;height:100%}
.btn [data-icon]{width:18px;height:18px}
.link-arrow [data-icon]{width:16px;height:16px}
.feature .ic>svg,.sec-title .ic>svg{width:26px;height:26px}
.big-logo .brand-logo{width:100%;height:auto;color:#fff}
.plan-card [data-icon="target"]{color:#fff}

/* layout fixes */
.split>*,.tri>*,.hero-grid>*{min-width:0}
.exam-grid{grid-template-columns:repeat(auto-fill,minmax(178px,1fr))}
.exam-card{padding:14px 12px;gap:10px}
.exam-card .exam-icon{width:46px;height:46px}
.plan-card .hand{position:static;display:block;margin-top:18px;transform:rotate(-6deg)}
.chip,.wa-btn,.dl{white-space:nowrap}
.tri table{font-size:.78rem}
.tri td,.tri th{padding:8px 6px}
.tri td .exam-icon.sm{width:30px;height:30px}
.tri td .exam-icon.sm svg{width:16px;height:16px}
.tri .chips .chip{padding:4px 11px;font-size:.74rem}
.tri .search{min-width:0;width:100%}
.tri{grid-template-columns:1fr 1.3fr 1.2fr}
@media (max-width:1100px){.tri{grid-template-columns:1fr 1fr}}
@media (max-width:700px){.tri{grid-template-columns:1fr}}

/* ---------- AI Features ---------- */
.ai-sec{background:linear-gradient(160deg,#0b3d24 0%,#0f5132 55%,#146c43 100%);color:#fff;padding:56px 0;margin-top:36px;position:relative;overflow:hidden}
.ai-sec::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-160px;top:-200px;background:radial-gradient(circle,rgba(127,214,162,.22),transparent 70%)}
.ai-head{text-align:center;max-width:720px;margin:0 auto 34px;position:relative}
.ai-badge{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:6px 16px;border-radius:999px;font-size:.8rem;font-weight:600}
.ai-head h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:800;margin:12px 0 8px;line-height:1.2}
.ai-head h2 em{font-style:normal;color:#8fe3b0}
.ai-head p{opacity:.88}
.ai-grid{display:grid;grid-template-columns:360px 1fr;gap:28px;align-items:center;position:relative}
.ai-grid>*{min-width:0}
.ai-phone{background:#fff;color:var(--ink);border-radius:30px;padding:12px;box-shadow:0 24px 60px rgba(0,0,0,.35);border:6px solid #0a2f1c}
.ph-top{display:flex;gap:10px;align-items:center;padding:8px 8px 12px;border-bottom:1px solid var(--line)}
.ph-av{width:38px;height:38px;border-radius:50%;background:var(--g700);color:#fff;display:grid;place-items:center;padding:5px}
.ph-av .brand-logo{width:100%;height:100%;color:#fff}
.ph-top b{display:block;font-size:.95rem}
.ph-top small{color:var(--g600);font-size:.72rem}
.ph-body{display:flex;flex-direction:column;gap:10px;padding:14px 6px;background:var(--g50);border-radius:14px;margin-top:10px;font-family:var(--font)}
.msg{max-width:88%;padding:10px 13px;border-radius:16px;font-size:.84rem;line-height:1.55}
.msg.me{align-self:flex-end;background:var(--g600);color:#fff;border-bottom-right-radius:4px}
.msg.ai{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px}
.msg .tag{display:inline-block;margin-top:6px;font-size:.72rem;background:var(--g100);color:var(--g800);padding:2px 8px;border-radius:999px}
.quick{display:flex;flex-wrap:wrap;gap:6px}
.quick span{font-size:.72rem;border:1px solid var(--g500);color:var(--g700);background:#fff;padding:4px 10px;border-radius:999px}
.ph-input{display:flex;align-items:center;gap:10px;margin-top:10px;border:1px solid var(--line);border-radius:999px;padding:8px 8px 8px 16px;font-size:.8rem;color:var(--muted)}
.ph-input span{flex:1}
.ph-input i{font-style:normal}
.ph-input b{width:32px;height:32px;border-radius:50%;background:var(--g600);color:#fff;display:grid;place-items:center;font-size:.8rem}
.ai-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ai-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:20px;transition:.2s}
.ai-card:hover{background:rgba(255,255,255,.14);transform:translateY(-3px)}
.ai-ic{width:48px;height:48px;border-radius:14px;background:#fff;display:grid;place-items:center;font-size:1.4rem;margin-bottom:12px}
.ai-card h4{font-size:1.02rem;font-weight:700;margin-bottom:4px}
.ai-card p{font-size:.82rem;opacity:.85}
.ai-cta{display:flex;gap:16px;align-items:center;margin-top:28px;position:relative;flex-wrap:wrap}
.ai-cta .privacy{background:rgba(255,255,255,.95);color:var(--ink)}
.ai-cta .btn-primary{background:#fff;color:var(--g800);box-shadow:none}
@media (max-width:1000px){.ai-grid{grid-template-columns:1fr}.ai-phone{max-width:380px;margin:0 auto;width:100%}.ai-cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.ai-cards{grid-template-columns:1fr}}

/* nav fit with extra item */
.nav{gap:18px}
.nav-links{margin-left:4px;gap:2px}
.nav-links a{white-space:nowrap;padding:8px 10px;font-size:.87rem}
.nav-cta{white-space:nowrap;padding:11px 18px}
@media (max-width:1320px) and (min-width:921px){.brand-tag{display:none}.nav-links a{padding:8px 8px;font-size:.84rem}}

.exam-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.exam-card h4{line-height:1.2}