/* ============================================================
   TALL ANT.AI — shared design system
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root{
  /* brand */
  --orange:#FF5A1F;
  --orange-600:#EA470E;
  --orange-soft:#FFEDE5;
  --purple:#7B3DFF;
  --purple-600:#6A29F0;
  --purple-700:#5A1FD4;
  --purple-soft:#F1EBFF;
  --ink:#0B0D13;

  /* neutrals (cool-neutral) */
  --white:#FFFFFF;
  --gray-50:#F7F8FB;
  --gray-100:#EFF1F6;
  --gray-150:#E7EAF1;
  --gray-200:#DEE2EB;
  --gray-300:#C7CDDA;
  --gray-400:#9AA2B4;
  --gray-500:#6E768A;
  --gray-600:#4C5468;
  --gray-700:#333A4B;
  --gray-800:#1C2230;

  --green:#16A34A;
  --green-soft:#E7F6EC;

  /* semantic — light theme defaults */
  --bg:var(--white);
  --bg-alt:var(--gray-50);
  --surface:var(--white);
  --text:var(--ink);
  --text-soft:var(--gray-500);
  --border:var(--gray-200);
  --border-soft:var(--gray-150);
  --shadow-sm:0 1px 2px rgba(11,13,19,.05), 0 1px 3px rgba(11,13,19,.05);
  --shadow-md:0 4px 12px rgba(11,13,19,.06), 0 12px 28px rgba(11,13,19,.07);
  --shadow-lg:0 18px 50px rgba(11,13,19,.12), 0 6px 16px rgba(11,13,19,.06);

  --maxw:1200px;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:22px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* dark theme (recruiter) */
.theme-dark{
  --bg:var(--ink);
  --bg-alt:#10131C;
  --surface:#141826;
  --text:#FFFFFF;
  --text-soft:#9AA2B8;
  --border:#262C3D;
  --border-soft:#1E2331;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow-md:0 10px 30px rgba(0,0,0,.45);
  --shadow-lg:0 24px 70px rgba(0,0,0,.6);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* ---------- type ---------- */
.display, h1, h2, h3{
  font-family:'Outfit',sans-serif;
  font-weight:800;
  line-height:1.1;
  letter-spacing:.012em;
  padding-bottom:.18em;
}
h1{font-size:clamp(2.6rem,5.5vw,4.8rem)}
h2{font-size:clamp(2.2rem,4.0vw,3.6rem)}
h3{font-size:clamp(1.5rem,2.1vw,2.0rem)}
.eyebrow{
  font-family:'Inter',sans-serif;
  text-transform:uppercase;
  letter-spacing:.16em;
  font-size:.72rem;
  font-weight:700;
}
.lead{font-size:clamp(1.05rem,1.5vw,1.28rem);color:var(--text-soft);max-width:46ch}
.t-orange{color:var(--orange)}
.t-purple{color:var(--purple)}
.mono{font-family:'Inter',ui-monospace,monospace;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:clamp(72px,10vw,128px) 0}
.section-tight{padding:clamp(48px,6vw,80px) 0}
.center{text-align:center}
.grid{display:grid;gap:24px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  font-weight:600;font-size:.98rem;
  padding:.85em 1.35em;border-radius:999px;
  transition:transform .25s var(--ease), background .2s, box-shadow .25s, border-color .2s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.32)}
.btn-orange:hover{background:var(--orange-600);box-shadow:0 10px 26px rgba(255,90,31,.4)}
.btn-purple{background:var(--purple);color:#fff;box-shadow:0 6px 18px rgba(123,61,255,.34)}
.btn-purple:hover{background:var(--purple-600);box-shadow:0 10px 26px rgba(123,61,255,.45)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-ghost{background:transparent;color:var(--text);border:1.5px solid var(--border)}
.btn-ghost:hover{border-color:var(--gray-400);background:var(--bg-alt)}
.btn-lg{padding:1.02em 1.7em;font-size:1.05rem}
.btn .arw{transition:transform .25s var(--ease)}
.btn:hover .arw{transform:translateX(4px)}

/* ---------- logo ---------- */
.logo{display:inline-flex;align-items:center;gap:10px;font-family:'Outfit',sans-serif;font-size:1.5rem;letter-spacing:.02em;color:var(--text);white-space:nowrap;line-height:1}
.logo .mark{width:30px;height:30px;flex:0 0 auto;display:block}
.logo .dotai{color:var(--orange)}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:60;background:color-mix(in srgb,var(--bg) 82%, transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--border-soft);transition:background .3s}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 28px;height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:.93rem;font-weight:500;color:var(--text-soft);transition:color .18s;position:relative}
.nav-links a:hover{color:var(--text)}
.nav-links a.has-caret::after{content:"";display:inline-block;width:.4em;height:.4em;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);margin-left:.5em}
.nav-right{display:flex;align-items:center;gap:16px}
.nav-login{font-weight:600;font-size:.93rem;padding:.5em 1.1em;border-radius:999px;border:1.5px solid var(--border)}
.nav-login:hover{border-color:var(--gray-400)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--border);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{width:18px;height:2px;background:var(--text);border-radius:2px;transition:.25s}

/* mobile menu */
.mobile-menu{display:none;position:fixed;inset:70px 0 0;z-index:55;background:var(--bg);padding:24px 28px;flex-direction:column;gap:6px;transform:translateY(-12px);opacity:0;pointer-events:none;transition:.28s var(--ease)}
.mobile-menu.open{opacity:1;transform:none;pointer-events:auto}
.mobile-menu a{padding:14px 4px;font-size:1.1rem;font-weight:500;border-bottom:1px solid var(--border-soft)}
.mobile-menu .btn{margin-top:18px;justify-content:center}

.nav-right .btn.nav-cta-mobile{display:none}

@media(max-width:880px){
  .nav-links{display:none}
  .nav-right .nav-login, .nav-right .btn{display:none}
  .nav-toggle{display:flex}
  .nav-right .btn.nav-cta-mobile{display:inline-flex}
  .mobile-menu{display:flex}
}

/* ---------- pill / badge ---------- */
.pill{display:inline-flex;align-items:center;gap:.5em;font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;padding:.5em .9em;border-radius:999px;white-space:nowrap}
.pill-orange{background:var(--orange-soft);color:var(--orange-600)}
.pill-purple{background:rgba(123,61,255,.16);color:#C9B0FF}
.pill-dot{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease), transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}.reveal.d5{transition-delay:.4s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- cards / feature blocks ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.feat-icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.feat-icon svg{width:22px;height:22px}

/* ---------- trust bar ---------- */
.trust{display:flex;align-items:center;justify-content:center;gap:clamp(24px,4vw,52px);flex-wrap:wrap}
.trust .lbl{font-size:.78rem;font-weight:600;letter-spacing:.04em;color:var(--text-soft)}
.logo-row{display:flex;align-items:center;gap:clamp(22px,4vw,46px);flex-wrap:wrap;opacity:.62}
.logo-mark{display:flex;align-items:center;gap:8px;font-weight:700;font-size:1.05rem;letter-spacing:-.01em;color:var(--text)}
.logo-mark svg{width:18px;height:18px;opacity:.9}

/* ---------- how it works ---------- */
.steps{display:grid;gap:22px;counter-reset:step}
.step{display:flex;gap:22px;align-items:flex-start;padding:26px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border)}
.step-num{flex:0 0 auto;width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-family:'Outfit',sans-serif;font-size:1.5rem;line-height:1}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:#fff;padding:72px 0 36px}
.footer a{color:rgba(255,255,255,.62);font-size:.92rem;line-height:2.1;transition:color .18s}
.footer a:hover{color:#fff}
.footer .logo{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-col h4{font-family:'Inter',sans-serif;text-transform:uppercase;font-size:.74rem;letter-spacing:.12em;color:rgba(255,255,255,.4);font-weight:700;margin-bottom:14px}
.footer-bottom{margin-top:56px;padding-top:26px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;color:rgba(255,255,255,.4);font-size:.85rem}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:460px){.footer-grid{grid-template-columns:1fr 1fr}}

/* ---------- dashboard / device mocks ---------- */
.app-window{background:var(--white);border-radius:18px;border:1px solid var(--gray-200);box-shadow:var(--shadow-lg);overflow:hidden}
.app-bar{display:flex;align-items:center;gap:7px;padding:13px 16px;border-bottom:1px solid var(--gray-150);background:var(--gray-50)}
.app-bar .dot{width:11px;height:11px;border-radius:50%}
.app-bar .tt{margin-left:12px;font-size:.78rem;font-weight:600;color:var(--gray-500)}

.stat-tile{background:var(--white);border:1px solid var(--gray-150);border-radius:12px;padding:14px}
.stat-tile .k{font-size:.72rem;color:var(--gray-500);font-weight:600}
.stat-tile .v{font-family:'Outfit',sans-serif;font-size:2rem;line-height:1;margin-top:6px}
.delta{font-size:.72rem;font-weight:700;color:var(--green);background:var(--green-soft);padding:2px 7px;border-radius:6px}

.bar-row{display:flex;align-items:center;gap:10px;font-size:.78rem;margin-bottom:11px}
.bar-row .lab{width:118px;color:var(--gray-600);font-weight:500;flex:0 0 auto}
.bar-track{flex:1;height:8px;border-radius:6px;background:var(--gray-150);overflow:hidden}
.bar-fill{height:100%;border-radius:6px;width:0;transition:width 1.1s var(--ease)}
.bar-row .pct{width:38px;text-align:right;font-weight:700;color:var(--gray-700);flex:0 0 auto}

/* avatar placeholder */
.avatar{border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;flex:0 0 auto;background:linear-gradient(135deg,#8A93A8,#5C6479);position:relative;overflow:hidden}
.avatar.ph::after{content:attr(data-ph);position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:'Inter',monospace;font-size:.55rem;letter-spacing:.04em;color:rgba(255,255,255,.85);background:repeating-linear-gradient(45deg,rgba(255,255,255,.06) 0 6px,transparent 6px 12px)}

.score-ring{font-family:'Outfit',sans-serif;line-height:1}

/* placeholder image slot */
.ph-slot{position:relative;background:var(--gray-100);border-radius:12px;overflow:hidden;background-image:repeating-linear-gradient(45deg,var(--gray-150) 0 10px,transparent 10px 20px)}
.ph-slot .tag{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-family:ui-monospace,monospace;font-size:.7rem;color:var(--gray-500);background:rgba(255,255,255,.85);padding:4px 9px;border-radius:6px;white-space:nowrap}

/* section helpers */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(36px,5vw,72px);align-items:center}
@media(max-width:920px){.split{grid-template-columns:1fr;gap:44px}}
.kicker-line{display:inline-block;width:46px;height:3px;border-radius:3px;background:var(--orange);margin-bottom:22px}