/* =========================================================
   LinguaEx — Design Tokens
   Palette:  bg #FAFAF7 | ink #1F2430 | brand red #E4392E
   mosaic:   sun #F5B400 | cobalt #2D6CDF | jade #1C9C7C | violet #7B4FE0
   Type:     display "Fraunces" / body "Work Sans"
   ========================================================= */

:root{
  --bg: #FAFAF7;
  --bg-alt: #F1EFE8;
  --ink: #1F2430;
  --ink-soft: #565C6B;
  --red: #E4392E;
  --red-deep: #B92A21;
  --sun: #F5B400;
  --cobalt: #2D6CDF;
  --jade: #1C9C7C;
  --violet: #7B4FE0;
  --line: #E4E1D6;
  --radius: 14px;
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Work Sans", "Segoe UI", sans-serif;
  --shadow: 0 12px 30px -14px rgba(31,36,48,.25);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.55;
}
h1,h2,h3{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.12;
  margin:0 0 .5em;
  letter-spacing:-.01em;
}
h1{font-size:clamp(2.1rem,4.5vw,3.6rem)}
h2{font-size:clamp(1.5rem,3vw,2.2rem)}
p{margin:0 0 1em;color:var(--ink-soft)}
a{color:var(--red-deep)}
img{max-width:100%;display:block}
.container{max-width:1080px;margin:0 auto;padding:0 24px}

/* mosaic tile motif — echoes the logo's shattered-bulb pattern */
.tile{width:10px;height:10px;border-radius:2px;display:inline-block;transform:rotate(6deg)}
.tile.sun{background:var(--sun)}
.tile.cobalt{background:var(--cobalt)}
.tile.jade{background:var(--jade)}
.tile.violet{background:var(--violet)}
.tile.red{background:var(--red)}

.mosaic-cluster{position:relative;width:100%;height:100%}
.mosaic-cluster span{
  position:absolute;border-radius:3px;opacity:.85;
  animation:drift 7s ease-in-out infinite;
}
@keyframes drift{
  0%,100%{transform:translateY(0) rotate(var(--r,0deg))}
  50%{transform:translateY(-8px) rotate(calc(var(--r,0deg) + 4deg))}
}
@media (prefers-reduced-motion: reduce){
  .mosaic-cluster span{animation:none}
  html{scroll-behavior:auto}
}

/* header */
header.site{
  position:sticky;top:0;z-index:40;
  background:rgba(250,250,247,.9);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand img{height:46px;width:auto}
.brand-text{font-family:var(--font-display);font-weight:600;font-size:1.15rem;color:var(--ink)}
.brand-text small{display:block;font-family:var(--font-body);font-weight:600;font-size:.6rem;letter-spacing:.14em;color:var(--ink-soft);text-transform:uppercase}

nav.main{display:flex;align-items:center;gap:28px}
nav.main a{color:var(--ink);text-decoration:none;font-weight:600;font-size:.94rem;position:relative;padding:4px 0}
nav.main a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--red);transition:right .2s ease}
nav.main a:hover::after,nav.main a.active::after{right:0}
nav.main a.active{color:var(--red-deep)}

.lang-switch{display:flex;gap:6px}
.lang-switch a{
  font-size:.78rem;font-weight:700;padding:5px 9px;border-radius:20px;
  border:1px solid var(--line);color:var(--ink-soft);text-decoration:none;
}
.lang-switch a.active{background:var(--ink);color:#fff;border-color:var(--ink)}

.menu-toggle{display:none;background:none;border:0;font-size:1.5rem;cursor:pointer;color:var(--ink)}

@media (max-width: 820px){
  nav.main{
    position:fixed;inset:64px 0 0 0;background:var(--bg);
    flex-direction:column;align-items:flex-start;padding:28px 24px;
    gap:20px;transform:translateX(100%);transition:transform .25s ease;
    border-top:1px solid var(--line);
  }
  nav.main.open{transform:translateX(0)}
  .menu-toggle{display:block}
}

/* hero */
.hero{padding:72px 0 56px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
@media (max-width:820px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-weight:700;
  font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--red-deep);margin-bottom:14px;
}
.greeting-swap{color:var(--red-deep);display:inline-block;min-width:1ch}
.hero-actions{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}

.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:999px;
  font-weight:700;text-decoration:none;font-size:.95rem;border:2px solid transparent;transition:transform .15s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:var(--red-deep)}
.btn-ghost{border-color:var(--ink);color:var(--ink)}

.hero-visual{position:relative;aspect-ratio:1/1;max-width:340px;margin:0 auto}
.hero-visual .mosaic-cluster{position:absolute;inset:0;z-index:1;opacity:.55}
.hero-visual .hero-logo{
  position:relative;z-index:2;width:82%;margin:9% auto 0;display:block;
  filter:drop-shadow(0 18px 34px rgba(31,36,48,.18));
}

/* sections */
section{padding:56px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:640px;margin-bottom:36px}
.eyebrow-small{font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--red-deep)}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media (max-width:820px){.grid-3,.grid-2{grid-template-columns:1fr}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;position:relative;overflow:hidden;
}
.card .tile{position:absolute;top:16px;right:16px}
.card h3{font-size:1.15rem;margin-bottom:.4em}

.langpairs{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.langpair{
  display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:8px 16px;font-weight:600;font-size:.92rem;
}

.quote-block{
  border-left:3px solid var(--red);padding:18px 24px;background:#fff;border-radius:0 var(--radius) var(--radius) 0;
}

.cta-band{
  background:var(--ink);color:#fff;border-radius:20px;padding:44px;text-align:center;position:relative;overflow:hidden;
}
.cta-band h2{color:#fff}
.cta-band p{color:#C9CDD6}
.cta-band .btn-primary:hover{background:var(--red)}

/* contact form */
.form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;max-width:640px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;font-size:.88rem;margin-bottom:6px}
.field input,.field textarea,.field select{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;
  font-family:var(--font-body);font-size:1rem;background:var(--bg);
}
.field input:focus,.field textarea:focus,.field select:focus{outline:3px solid var(--cobalt);outline-offset:1px;border-color:var(--cobalt)}
.field textarea{min-height:140px;resize:vertical}
.form-note{font-size:.82rem;color:var(--ink-soft)}
.hp-field{position:absolute;left:-9999px;opacity:0}

/* legal pages */
.legal h2{margin-top:1.4em}
.legal ul{color:var(--ink-soft)}

/* footer */
footer.site{border-top:1px solid var(--line);padding:40px 0 28px;margin-top:40px}
.footer-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{color:var(--ink-soft);text-decoration:none;font-size:.9rem}
.footer-links a:hover{color:var(--red-deep)}
.footer-note{font-size:.82rem;color:var(--ink-soft);margin-top:18px}