/* ===== MR-T Vision marketing site — light theme ===== */
:root{
  --bg:#ffffff;
  --bg-alt:#f5f8fa;
  --surface:#ffffff;
  --ink:#0f1419;
  --ink-soft:#475569;
  --ink-mute:#8b95a1;
  --primary:#00bfa5;
  --primary-d:#00a892;
  --secondary:#2563eb;
  --accent-soft:#e6faf6;
  --line:#e2e8ee;
  --hero-1:#0f1419;
  --hero-2:#13352f;
  --shadow:0 10px 30px rgba(15,20,25,.08);
  --shadow-sm:0 2px 10px rgba(15,20,25,.06);
  --radius:14px;
  --maxw:1120px;
  --mono:"JetBrains Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{line-height:1.2;margin:0;font-weight:600;letter-spacing:-.01em}
h2{font-size:clamp(1.6rem,3vw,2.2rem)}
h3{font-size:1.12rem}
p{margin:.5em 0}
a{color:var(--secondary);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.eyebrow{font-family:var(--mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);margin:0 0 12px}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;gap:.4em;border-radius:999px;padding:13px 24px;font-weight:600;font-size:.95rem;cursor:pointer;border:1px solid transparent;transition:.18s;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn--sm{padding:9px 18px;font-size:.9rem}
.btn--primary{background:var(--primary);color:#04201c;border-color:var(--primary)}
.btn--primary:hover{background:var(--primary-d)}
.btn--ghost{background:transparent;color:#e6e9ec;border-color:rgba(255,255,255,.3)}
.btn--ghost:hover{background:rgba(255,255,255,.08)}

/* ===== nav ===== */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav__inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:1.05rem}
.brand:hover{text-decoration:none}
.brand__accent{color:var(--primary);font-weight:600}
.nav__links{display:flex;gap:26px;margin-left:auto}
.nav__links a{color:var(--ink-soft);font-size:.95rem;font-weight:500}
.nav__links a:hover{color:var(--ink);text-decoration:none}
.nav__actions{display:flex;align-items:center;gap:14px}
.nav__signin{color:var(--ink-soft);font-size:.92rem;font-weight:500;white-space:nowrap}
.nav__signin:hover{color:var(--ink);text-decoration:none}
.langswitch{display:flex;gap:6px;font-family:var(--mono);font-size:.78rem}
.langswitch a{color:var(--ink-mute);padding:2px 5px;border-radius:6px}
.langswitch a:hover{color:var(--ink);text-decoration:none}
.langswitch a[aria-current="true"]{color:var(--primary);background:var(--accent-soft)}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav__toggle span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}

/* ===== hero ===== */
.hero{background:linear-gradient(135deg,var(--hero-1),var(--hero-2));color:#e6e9ec;overflow:hidden}
.hero__inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:72px 24px 80px}
.hero__title{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:700;letter-spacing:-.02em;color:#fff}
.hero__sub{font-size:1.1rem;color:#aeb8c2;max-width:46ch;margin-top:18px}
.hero__cta{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero__media .shot{border-radius:var(--radius);box-shadow:0 24px 60px rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.08)}

/* ===== trust strip ===== */
.trust{background:var(--ink);color:#cdd5dd;border-top:1px solid rgba(255,255,255,.06)}
.trust__inner{display:flex;flex-wrap:wrap;gap:10px 34px;justify-content:center;padding:16px 24px;font-size:.9rem}

/* ===== sections ===== */
.section{padding:84px 0}
.section--alt{background:var(--bg-alt)}
.section__head{text-align:center;max-width:720px;margin:0 auto 48px}
.section__head--left{text-align:left;margin:0 0 0}
.section__sub{color:var(--ink-soft);font-size:1.08rem;margin-top:12px}

/* ===== diagram ===== */
.diagram{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-sm);margin-bottom:44px}
.diagram__svg{width:100%;height:auto}
.d-zone{font-family:var(--mono);font-size:14px;fill:var(--ink-mute);letter-spacing:.04em;font-weight:500}
.d-card rect{fill:#fff;stroke:var(--line);stroke-width:1.5}
.d-dot{fill:var(--primary)}
.d-t{fill:var(--ink);font-size:14px;font-weight:600}
.d-cam,.d-dev{font-size:15px}
.d-cloud rect{fill:var(--accent-soft);stroke:var(--primary);stroke-width:1.8}
.d-cloudt{font-size:24px;fill:var(--primary-d)}
.d-cloudname{font-size:13px;fill:var(--ink);font-weight:600}
.d-flow{fill:none;stroke:var(--secondary);stroke-width:2.2;opacity:.8}
.d-note{font-family:var(--mono);font-size:12px;fill:var(--ink-mute)}

/* ===== steps ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.step{padding-top:18px;border-top:3px solid var(--primary)}
.step h3{margin-bottom:6px}
.step p{color:var(--ink-soft);margin:0}

/* ===== cards ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards--3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:.18s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.card__icon{width:46px;height:46px;display:grid;place-items:center;background:var(--accent-soft);border-radius:12px;margin-bottom:16px;color:var(--primary-d)}
.card__icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{margin-bottom:6px}
.card p{color:var(--ink-soft);margin:0}

/* ===== mobile section ===== */
.mobile__inner{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.mobile__copy p{color:var(--ink-soft);font-size:1.08rem;margin-top:14px}
.badges{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#fff;border-radius:12px;padding:10px 16px;font-weight:600;font-size:.95rem}
.badge em{font-style:normal;font-size:.72rem;color:var(--primary);font-family:var(--mono)}
.mobile__media{position:relative;min-height:420px;display:grid;place-items:center}
.phone{position:absolute;width:210px;border-radius:26px;box-shadow:var(--shadow)}
.phone--back{transform:translate(-78px,18px) rotate(-7deg);opacity:.85}
.phone--front{transform:translate(70px,-10px) rotate(5deg)}

/* ===== contact ===== */
.section--contact{background:var(--bg-alt)}
.contact__inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.contact__direct{margin-top:20px;font-family:var(--mono);font-size:.92rem;color:var(--ink-soft)}
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;grid-column:1/-1}
.field--half{grid-column:auto}
.field label{font-size:.85rem;font-weight:500;color:var(--ink-soft)}
.field input,.field textarea{font:inherit;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);transition:.15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--accent-soft)}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.consent{grid-column:1/-1;display:flex;align-items:flex-start;gap:10px;font-size:.9rem;color:var(--ink-soft)}
.consent input{margin-top:4px}
.form .btn{grid-column:1/-1;justify-content:center}
.form__note{grid-column:1/-1;font-size:.8rem;color:var(--ink-mute);margin:0}
#turnstile{grid-column:1/-1}
#turnstile:not(:empty){margin-top:4px}
.form__status{grid-column:1/-1;margin:0;font-weight:500}
.form__status.ok{color:var(--primary-d)}
.form__status.err{color:#dc2626}

/* ===== legal (privacy) ===== */
.legal{color:var(--ink-soft);max-width:70ch}
.legal h2{font-size:1.15rem;color:var(--ink);margin:30px 0 8px}
.legal p{margin:8px 0}
.legal .muted{color:var(--ink-mute);font-size:.92rem}
.legal a{color:var(--secondary)}

/* ===== footer ===== */
.footer{background:var(--ink);color:#aeb8c2;padding:48px 0 28px}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:start}
.footer__brand{display:flex;gap:12px;align-items:flex-start}
.footer__brand strong{color:#fff}
.footer__brand p{margin:4px 0 0;font-size:.9rem;max-width:34ch}
.footer__links{display:flex;flex-direction:column;gap:10px;justify-self:end;text-align:right}
.footer__links a{color:#cdd5dd}
.footer__lang{font-size:.85rem;color:var(--ink-mute)}
.footer__lang .langswitch{display:inline-flex}
.footer__copy{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.08);padding-top:18px;margin:14px 0 0;font-size:.82rem;color:var(--ink-mute)}

/* ===== responsive ===== */
@media (max-width:900px){
  .nav__links{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:8px 24px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav__links.open{display:flex}
  .nav__links a{padding:12px 0;border-bottom:1px solid var(--line)}
  .nav__toggle{display:flex}
  .hero__inner,.mobile__inner,.contact__inner{grid-template-columns:1fr;gap:36px}
  .hero__media{order:-1}
  .steps,.cards,.cards--3{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  .footer__links{justify-self:start;text-align:left}
}
@media (max-width:560px){
  .form{grid-template-columns:1fr}
  .field--half{grid-column:1/-1}
  .nav__signin{display:none} /* still available in the footer */
}