/* =========================================================
   ALKA AI — Shared Stylesheet
   Blended system: draft layout/feel + brand-board palette & type
   ========================================================= */

:root{
  /* Brand palette (nudged toward brand board) */
  --bg:#070f1c;
  --bg2:#0b1830;
  --bg3:#0d2138;
  --surface:rgba(255,255,255,.055);
  --surface-solid:#0f2340;
  --border:rgba(255,255,255,.12);
  --border-strong:rgba(255,255,255,.2);

  --primary:#0066FF;      /* Electric Blue */
  --secondary:#7C3AED;    /* Deep Violet */
  --cyan:#00E5FF;
  --indigo:#4F46E5;
  --purple:#A855F7;
  --teal:#14B8A6;
  --amber:#F59E0B;

  --success:#10B981;
  --warning:#F59E0B;
  --error:#EF4444;
  --info:#3B82F6;

  --text:#EDF4FF;
  --muted:#A9BDDB;
  --muted-2:#7488A8;

  --font-head:'Plus Jakarta Sans',Inter,system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;

  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:22px;
  --radius-xl:32px;

  --shadow:0 20px 60px rgba(0,0,0,.35);
  --transition:.35s cubic-bezier(.2,.8,.2,1);
  --grad-primary:linear-gradient(135deg,var(--primary),var(--secondary));
  --grad-accent:linear-gradient(90deg,var(--cyan),var(--primary),var(--secondary));
}

*{box-sizing:border-box;scroll-behavior:smooth}
html{scroll-padding-top:90px}
body{
  margin:0;
  font-family:var(--font-body);
  background:linear-gradient(180deg,var(--bg),var(--bg2) 45%,var(--bg) 100%);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font-head);font-weight:800;line-height:1.15;margin:0 0 .4em}
p{color:var(--muted);margin:0 0 1em}
a{color:inherit}
img,svg{display:block;max-width:100%}
.container{max-width:1320px;margin:0 auto;padding:0 7%}
ul{padding:0;margin:0;list-style:none}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:15px 28px;border-radius:var(--radius-md);
  text-decoration:none;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:var(--transition);
  font-family:var(--font-head);
}
.btn-primary{background:var(--grad-primary);color:#fff;box-shadow:0 10px 30px rgba(0,102,255,.28)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(0,102,255,.4)}
.btn-outline{border:1px solid var(--border-strong);color:var(--text);backdrop-filter:blur(14px);background:rgba(255,255,255,.03)}
.btn-outline:hover{background:rgba(255,255,255,.08);transform:translateY(-3px)}
.btn-sm{padding:10px 18px;font-size:13px}
.btn-block{width:100%;justify-content:center}

/* ---------- Navbar ---------- */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:999;
  padding:16px 7%;
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(7,15,28,.72);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:var(--transition);
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{width:38px;height:38px;flex:0 0 auto}
.brand-word{font-family:var(--font-head);font-weight:800;font-size:20px;letter-spacing:.5px;color:#fff}
.brand-word span{background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-tag{display:block;font-size:9px;letter-spacing:2px;color:var(--muted-2);font-weight:600;margin-top:1px}

.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{
  color:#dbe7ff;text-decoration:none;margin-left:6px;padding:9px 14px;border-radius:10px;
  font-size:14.5px;font-weight:600;transition:var(--transition);
}
.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.08);color:#fff}
.nav-links a.active{color:#7fd4ff}
.nav-cta{margin-left:14px}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer}

@media(max-width:940px){
  .nav-toggle{display:block}
  .nav-links{
    position:fixed;top:70px;left:0;right:0;height:calc(100vh - 70px);
    background:#060d18;
    flex-direction:column;align-items:stretch;padding:24px 7%;gap:6px;
    transform:translateX(100%);transition:transform .35s ease;
    visibility:hidden;overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0);visibility:visible}
  .nav-links a{margin-left:0;padding:14px 10px;font-size:17px;border-bottom:1px solid rgba(255,255,255,.06)}
  .nav-cta{margin-left:0;margin-top:10px}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:150px 7% 100px;
  min-height:92vh;
  display:grid;grid-template-columns:1.15fr 1fr;gap:50px;align-items:center;
  background:
    linear-gradient(100deg,rgba(5,10,20,.72) 0%,rgba(6,13,26,.48) 42%,rgba(6,13,26,.18) 68%,rgba(6,13,26,.4) 100%),
    url('../img/hero-bg.svg');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero canvas{position:absolute;inset:0;z-index:0;opacity:.55}
.hero-inner{position:relative;z-index:2}
.hero-visual{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:#7fd4ff;font-weight:700;letter-spacing:2.5px;font-size:12.5px;
  text-transform:uppercase;margin-bottom:18px;
  background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.25);
  padding:7px 14px;border-radius:100px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.hero h1{font-size:clamp(34px,4.6vw,60px);letter-spacing:-1px}
.hero h1 .grad{background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:18px;max-width:560px;margin-top:18px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:28px;margin-top:46px}
.hero-badge{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13.5px;font-weight:600}
.hero-badge svg{width:20px;height:20px;color:var(--cyan)}

.page-hero{
  padding:150px 7% 80px;
  background:radial-gradient(circle at 15% 0%,rgba(0,102,255,.22),transparent 50%),
             radial-gradient(circle at 90% 20%,rgba(124,58,237,.18),transparent 45%);
  text-align:left;
}
.page-hero h1{font-size:clamp(32px,4.2vw,50px);max-width:820px}
.page-hero p{font-size:17.5px;max-width:680px;margin-top:16px}

/* ---------- Panels / diagram ---------- */
.panel{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:28px;backdrop-filter:blur(20px);box-shadow:var(--shadow);
}
.diagram{display:grid;gap:10px;justify-items:stretch}
.diagram .layer{
  background:linear-gradient(90deg,rgba(0,102,255,.14),rgba(124,58,237,.12));
  border:1px solid var(--border);padding:15px 22px;border-radius:12px;
  text-align:center;font-weight:700;font-size:14.5px;color:#e6f0ff;
}
.diagram .arrow{display:flex;justify-content:center;color:var(--cyan);font-size:16px}

/* ---------- Sections ---------- */
section{padding:96px 7%}
section.tight{padding:64px 7%}
.section-head{max-width:760px;margin:0 auto 48px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-head h2{font-size:clamp(28px,3.4vw,42px)}
.section-head p{font-size:17px;margin-top:10px}
.kicker{color:#7fd4ff;font-weight:700;letter-spacing:2px;font-size:12.5px;text-transform:uppercase;margin-bottom:10px;display:block}

.alt-bg{background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,0))}

/* ---------- Grids & Cards ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:30px;transition:var(--transition);position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-8px);border-color:rgba(0,229,255,.35);box-shadow:0 24px 50px rgba(0,20,60,.4)}
.card .icon{
  width:52px;height:52px;border-radius:14px;
  background:var(--grad-primary);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  box-shadow:0 8px 24px rgba(0,102,255,.3);
}
.card .icon svg{width:26px;height:26px;color:#fff}
.card h3{font-size:19px;margin-bottom:8px}
.card p{font-size:14.5px;margin-bottom:0}
.card ul{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.card ul li{font-size:13.5px;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.card ul li:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);margin-top:6px;flex:0 0 auto}

.card-compact{padding:22px;text-align:center}
.card-compact .icon{margin:0 auto 14px}
.card-compact h3{font-size:16px;margin-bottom:4px}
.card-compact p{font-size:13px;margin-bottom:0}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  background:var(--surface-solid);border:1px solid var(--border);
  padding:34px 24px;border-radius:var(--radius-lg);text-align:center;
}
.stat h3{font-family:var(--font-head);font-size:40px;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:6px}
.stat p{font-size:13.5px;color:var(--muted);margin:0;font-weight:600}

/* ---------- Timeline / process ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:28px;text-align:left;position:relative;
}
.step .num{
  width:38px;height:38px;border-radius:10px;background:var(--grad-primary);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-head);font-weight:800;
  margin-bottom:16px;font-size:15px;
}
.step h3{font-size:17px;margin-bottom:6px}
.step p{font-size:13.5px;margin-bottom:0}

/* ---------- Trust bar ---------- */
.trust-bar{padding:34px 7%;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(255,255,255,.02)}
.trust-row{display:flex;flex-wrap:wrap;gap:14px 34px;align-items:center;justify-content:center}
.trust-row span{color:var(--muted-2);font-weight:700;font-size:13px;letter-spacing:.5px;text-transform:uppercase}

/* ---------- CTA ---------- */
.cta{
  margin:20px 7% 0;padding:64px 7%;border-radius:var(--radius-xl);
  background:radial-gradient(circle at 20% 20%,rgba(0,229,255,.25),transparent 55%),
             linear-gradient(135deg,#0a4fd6,#5b2fd6 65%,#00c2e0);
  text-align:center;position:relative;overflow:hidden;
}
.cta h2{font-size:clamp(26px,3.6vw,38px);color:#fff}
.cta p{color:rgba(255,255,255,.88);font-size:16.5px;max-width:600px;margin:10px auto 26px}
.cta .btn-outline{border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.08)}
.cta .btn-outline:hover{background:rgba(255,255,255,.18)}

/* ---------- Contact / forms ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:36px;align-items:start}
.info-list{display:flex;flex-direction:column;gap:20px;margin-top:24px}
.info-item{display:flex;gap:16px;align-items:flex-start}
.info-item .icon{width:44px;height:44px;border-radius:12px;background:var(--grad-primary);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.info-item .icon svg{width:20px;height:20px;color:#fff}
.info-item h4{margin:0 0 4px;font-size:15px;font-family:var(--font-head)}
.info-item p{margin:0;font-size:14px}

/* Compact office grid (used on Contact page) */
.offices-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.office-card{
  background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:14px;
  padding:16px 18px;
}
.office-card .office-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.office-card .office-head .icon{width:30px;height:30px;border-radius:9px;background:var(--grad-primary);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.office-card .office-head .icon svg{width:15px;height:15px;color:#fff}
.office-card h4{margin:0;font-size:14px;font-family:var(--font-head)}
.office-card p{margin:0;font-size:12.5px;line-height:1.55;color:var(--muted)}
@media(max-width:520px){.offices-grid{grid-template-columns:1fr}}

.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13px;font-weight:700;color:var(--muted);margin-bottom:8px;letter-spacing:.3px}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:13px 16px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--border);color:var(--text);
  font-family:var(--font-body);font-size:14.5px;transition:var(--transition);
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--primary);background:rgba(255,255,255,.06);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:12.5px;color:var(--muted-2);margin-top:10px}

/* ---------- Social icons ---------- */
.social-row{display:flex;gap:12px}
.social-row a{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--muted);
  transition:var(--transition);text-decoration:none;
}
.social-row a:hover{background:var(--grad-primary);color:#fff;border-color:transparent;transform:translateY(-3px)}
.social-row svg{width:17px;height:17px}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--border);padding:64px 7% 30px;background:rgba(3,8,16,.6)}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand p{font-size:14px;max-width:300px;margin-top:14px}
.footer-col h4{font-family:var(--font-head);font-size:14px;color:#fff;margin-bottom:16px}
.footer-col a{display:block;color:var(--muted);text-decoration:none;font-size:14px;margin-bottom:11px;transition:var(--transition)}
.footer-col a:hover{color:#7fd4ff}
.footer-bottom{
  border-top:1px solid var(--border);padding-top:26px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  color:var(--muted-2);font-size:13px;
}
.footer-bottom .brand-word{font-size:15px}

/* ---------- Values ---------- */
.values-row{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.value-pill{
  display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);
  padding:14px 22px;border-radius:100px;font-weight:700;font-size:14px;
}
.value-pill svg{width:20px;height:20px;color:var(--cyan)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}
/* If JS never runs, content must not stay invisible */
.no-js .reveal{opacity:1;transform:none}

/* ---------- Misc ---------- */
.badge{display:inline-block;padding:5px 13px;border-radius:100px;font-size:11.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;border:1px solid var(--border);color:var(--muted)}
.divider{height:1px;background:var(--border);margin:0}

/* ---------- Responsive ---------- */
@media(max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-6{grid-template-columns:repeat(3,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .hero{grid-template-columns:1fr;padding-top:120px;min-height:auto}
  .hero-visual{order:-1}
  .grid-2,.grid-3{grid-template-columns:1fr}
}
@media(max-width:640px){
  .grid-4,.grid-6{grid-template-columns:repeat(2,1fr)}
  .stats,.timeline{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  section{padding:64px 6%}
  .hero{padding:110px 6% 60px}
  .page-hero{padding:120px 6% 56px}
}