/* Color palette */
:root{
  --primary:#8bbeb2;
  --primary-light:#b1d3cb;
  --primary-darker:#589D8D; /* spelling in brief: "primary-darkewr" in prompt */
  --secondary:#545564;
  --accent:#61B2EEFF;
  --bg:#EFEFEF;
  --ink:#453d36;
  --muted:#6b7b83;
  --surface:#f6fbfa;
  --ring: rgba(97,178,238,0.45);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
}
img{max-width:100%;display:block;height:auto}
.container{width:min(1120px, 92%);margin-inline:auto}

/* Header */
.site-header{position:sticky;top:0;background:rgba(255,255,255,0.9);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--primary-light);z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{font-weight:700;color:var(--secondary);text-decoration:none;letter-spacing:0.5px;font-size:1.25rem;display:flex;align-items:center;gap:.5rem}
.logo-mark{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--primary-darker),var(--primary));color:#fff;font-weight:700}

.nav{position:relative}
.nav-toggle{display:none;background:none;border:0;padding:6px 4px;border-radius:6px}
.nav-toggle:focus-visible{outline:2px solid var(--ring)}
.nav-toggle .bar{display:block;width:24px;height:2px;background:var(--secondary);margin:5px 0;border-radius:2px}
.nav ul{display:flex;gap:18px;align-items:center;list-style:none;margin:0;padding:0}
.nav a{text-decoration:none;color:var(--secondary);font-weight:600}
.nav a:hover{color:var(--primary-darker)}

/* Buttons */
.btn{display:inline-block;border-radius:10px;padding:12px 16px;font-weight:700;text-decoration:none;transition:transform .05s ease, background .2s,color .2s;}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary-darker);color:#fff}
.btn-primary:hover{background:var(--primary)}
.btn-accent{background:var(--accent);color:#00324f}
.btn-accent:hover{filter:brightness(0.95)}
.btn-link{color:var(--primary-darker)}
.btn-link:hover{color:var(--primary)}

/* Hero */
.hero{background:linear-gradient(180deg, var(--surface), #fff 60%)}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;padding:54px 0}
.hero h1{font-size:clamp(1.8rem, 3.2vw + 1rem, 3rem);line-height:1.15;margin:0 0 12px}
.lead{font-size:1.1rem;color:var(--secondary);margin:0 0 18px}
.cta-group{display:flex;gap:12px;flex-wrap:wrap;margin:10px 0 8px}
.proof-points{display:flex;gap:18px;flex-wrap:wrap;padding:0;margin:16px 0 0;list-style:none;color:var(--muted)}
.hero-media{display:grid;grid-template-columns:1fr 1fr;gap:16px;justify-items:end}
.device{border-radius:16px;border:2px solid var(--primary-light);background:linear-gradient(135deg,#fff, var(--surface));box-shadow:0 10px 30px rgba(0,0,0,.06); overflow:hidden; display: flex; justify-content: center; align-items: center;}
.device.phone{width:170px;height:320px}
.device.laptop{width:100%;max-width:420px;height:260px;border-radius:14px}
.device img{height: 100%; max-width: unset}

/* Sections */
.section{padding:56px 0}
.section h2{font-size:1.8rem;margin:0 0 18px}
.muted{color:var(--muted)}
.small{font-size:.9rem;color:var(--muted)}

/* Features */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature{background:#fff;border:1px solid var(--primary-light);border-radius:14px;padding:18px}
.feature h3{margin:8px 0 6px}
.icon{width:36px;height:36px;border-radius:10px;background:var(--primary);opacity:.9}
.icon.fast{background:linear-gradient(135deg,var(--accent),var(--primary))}
.icon.effort{background:linear-gradient(135deg,var(--primary-darker),var(--primary))}
.icon.cost{background:linear-gradient(135deg,#ffd37a,var(--primary))}

/* How it works */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:0 0 20px 0;margin:0;list-style:none}
.steps li{border:1px solid var(--primary-light);background:#fff;border-radius:14px;padding:16px 16px 16px 56px;position:relative}
.steps li::before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:var(--primary-darker);color:#fff;font-weight:700}

/* Gallery */
.image-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.image-grid figure{margin:0;overflow:hidden;border-radius:12px;border:1px solid var(--primary-light)}
.image-grid img{aspect-ratio:4/3;object-fit:cover;transition:transform .6s ease}
.image-grid img:hover{transform:scale(1.05)}

/* Footer */
.site-footer{border-top:1px solid var(--primary-light);background:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between;padding:22px 0;gap:14px;flex-wrap:wrap}
.site-footer a{color:var(--secondary);text-decoration:none;margin-right:12px}
.site-footer a:hover{color:var(--primary-darker)}

/* Contact form */
.form-card{background:#fff;border:1px solid var(--primary-light);border-radius:16px;padding:22px;max-width:760px;margin:22px auto}
.input-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:block;font-weight:600;color:var(--secondary);margin:12px 0 6px}
input, textarea{width:100%;padding:12px 12px;border-radius:10px;border:1px solid var(--primary-light);background:#fff;font:inherit;color:var(--ink)}
input:focus, textarea:focus{outline:2px solid var(--ring);border-color:var(--accent)}
textarea{min-height:140px;resize:vertical}
.form-actions{display:flex;align-items:center;gap:12px;margin-top:16px}
.note{color:var(--muted);font-size:.9rem}
.error{color:#9d2c2c}

/* Responsive */
@media (max-width: 960px){
  .hero-inner{grid-template-columns:1fr;}
  .hero-media{justify-items:start}
  .feature-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
  .image-grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 720px){
  .input-row{grid-template-columns:1fr}
  .nav-toggle{display:inline-block}
  .nav ul{position:absolute;right:0;top:46px;background:#fff;border:1px solid var(--primary-light);border-radius:12px;padding:10px;display:none;flex-direction:column;align-items:flex-start;min-width:200px}
  .nav ul.open{display:flex}
}