@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;600;700;800;900&family=Mulish:wght@300;400;500;600;700&display=swap');

/* === PALETTE === */
:root {
  --primary: #FF6B35;
  --accent: #004E89;
  --bg: #FFFBF5;
  --bg-alt: #FFF0E6;
  --card-bg: #FFFFFF;
  --text: #1C1C1C;
  --text-muted: #6B6B6B;
  --border: #E8DDD0;
  --radius: 6px;
  --dot-color: rgba(255,107,53,0.06);
  --shadow-nav: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.04);
  --font-heading: 'Archivo', sans-serif;
  --font-body: 'Mulish', sans-serif;
  --max-w: 1140px;
  --transition: .25s ease;
}

/* === RESET === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);font-size:16px;line-height:1.65;color:var(--text);background:var(--bg);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{border:none;cursor:pointer;font-family:inherit;background:none}

/* === TYPOGRAPHY === */
h1,h2,h3,h4{font-family:var(--font-heading);line-height:1.15;color:var(--text)}
h1{font-size:3.5rem;font-weight:900;letter-spacing:-0.02em}
h2{font-size:2.2rem;font-weight:800;letter-spacing:-0.01em}
h3{font-size:1.25rem;font-weight:700}
p{margin-bottom:1rem}

/* === UTILITY === */
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--dots{
  background-image:radial-gradient(circle, var(--dot-color) 1.5px, transparent 1.5px);
  background-size:28px 28px;
}
.section--alt{background:var(--bg-alt)}
.text-muted{color:var(--text-muted)}
.text-center{text-align:center}
.parallax{will-change:transform;transition:transform .1s linear}

/* === BUTTONS === */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;font-size:1rem;font-weight:700;
  border-radius:var(--radius);position:relative;
  transition:all var(--transition);font-family:var(--font-heading);
}
.btn::after{
  content:'';position:absolute;left:50%;bottom:4px;
  width:0;height:2.5px;background:rgba(0,0,0,.35);
  border-radius:2px;transition:width .3s ease, left .3s ease;
}
.btn:hover::after{width:60%;left:20%}
.btn--primary{background:var(--primary);color:#000;font-weight:800}
.btn--primary:hover{background:#e85e2b}
.btn--outline{border:2px solid var(--accent);color:var(--accent);background:transparent}
.btn--outline:hover{background:var(--accent);color:#fff}
.btn--outline:hover::after{background:rgba(255,255,255,.4)}
.btn--small{padding:10px 22px;font-size:.9rem}

/* === HEADER === */
.header{
  position:sticky;top:0;z-index:100;
  background:#fff;box-shadow:var(--shadow-nav);
  transition:box-shadow var(--transition);
}
.header__inner{
  display:flex;align-items:center;justify-content:space-between;
  height:68px;
}
.header__logo{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:800;font-size:1.2rem}
.header__logo img{height:36px;width:auto}
.nav{display:flex;align-items:center;gap:32px}
.nav__link{font-weight:600;font-size:.95rem;position:relative;transition:color var(--transition)}
.nav__link::after{
  content:'';position:absolute;left:0;bottom:-3px;
  width:0;height:2px;background:var(--primary);
  transition:width .3s ease;
}
.nav__link:hover::after{width:100%}
.nav__link:hover{color:var(--primary)}
.nav-cta{
  background:#FF6B35;color:#000000;font-weight:800;
  padding:10px 24px;border-radius:var(--radius);
  font-family:var(--font-heading);font-size:.95rem;
  transition:background var(--transition);
}
.nav-cta:hover{background:#e85e2b}

/* burger */
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;z-index:200}
.burger span{display:block;width:26px;height:3px;background:var(--text);border-radius:2px;transition:all .3s}
.burger.active span:nth-child(1){transform:rotate(45deg) translate(5px,6px)}
.burger.active span:nth-child(2){opacity:0}
.burger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-6px)}

.mobile-nav{
  position:fixed;top:0;right:-100%;width:280px;height:100vh;
  background:#fff;z-index:150;padding:80px 32px 32px;
  box-shadow:-4px 0 20px rgba(0,0,0,.1);
  transition:right .35s ease;
}
.mobile-nav.open{right:0}
.mobile-nav a{display:block;font-size:1.15rem;font-weight:600;margin-bottom:24px}
.mobile-overlay{
  position:fixed;top:0;left:0;width:100%;height:100%;
  background:rgba(0,0,0,.35);z-index:140;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.mobile-overlay.open{opacity:1;pointer-events:auto}

/* === HERO === */
.hero{padding:100px 0 80px;background:var(--bg)}
.hero__inner{max-width:720px}
.hero__badge{
  display:inline-block;padding:6px 16px;margin-bottom:20px;
  font-size:.8rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:var(--primary);background:var(--bg-alt);border-radius:40px;
  border:1px solid var(--border);
}
.hero h1{margin-bottom:20px}
.hero__desc{font-size:1.15rem;color:var(--text-muted);margin-bottom:32px;line-height:1.7}
.hero__buttons{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero__trust{display:flex;gap:28px;flex-wrap:wrap}
.hero__trust-item{
  display:flex;align-items:center;gap:8px;
  font-size:.88rem;font-weight:600;color:var(--text-muted);
}
.hero__trust-item span.icon{font-size:1.3rem}

/* === FEATURES === */
.features__grid{display:flex;flex-direction:column;gap:20px;max-width:820px;margin:0 auto}
.feature-card{
  display:flex;align-items:flex-start;gap:24px;
  background:var(--card-bg);border-radius:var(--radius);
  padding:28px 32px;border-top:3px solid transparent;
  box-shadow:var(--shadow-card);transition:transform var(--transition),box-shadow var(--transition);
}
.feature-card:nth-child(1){border-top-color:#FF6B35}
.feature-card:nth-child(2){border-top-color:#004E89}
.feature-card:nth-child(3){border-top-color:#E8453C}
.feature-card:nth-child(4){border-top-color:#00A878}
.feature-card:nth-child(5){border-top-color:#8B5CF6}
.feature-card:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,.07)}
.feature-card__icon{font-size:2.2rem;flex-shrink:0;line-height:1}
.feature-card__body h3{margin-bottom:6px}
.feature-card__body p{color:var(--text-muted);margin-bottom:0;font-size:.95rem}

/* === DOWNLOAD === */
.download__grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
  max-width:820px;margin:32px auto 0;
}
.dl-card{
  background:var(--card-bg);border-radius:var(--radius);
  padding:24px 20px;text-align:center;box-shadow:var(--shadow-card);
  transition:transform var(--transition);
}
.dl-card:hover{transform:translateY(-3px)}
.dl-card__icon{font-size:2rem;margin-bottom:8px}
.dl-card__name{font-family:var(--font-heading);font-weight:700;font-size:1rem;margin-bottom:8px}
.dl-card .btn--small{width:100%}

/* === TRIAL === */
.trial{padding:48px 0}
.trial__inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;flex-wrap:wrap;
}
.trial__text{font-size:1.25rem;font-weight:700;font-family:var(--font-heading)}

/* === FAQ === */
.faq__grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:20px;
  max-width:900px;margin:32px auto 0;
}
.faq-card{
  background:var(--card-bg);border-radius:var(--radius);
  padding:26px 28px;box-shadow:var(--shadow-card);
}
.faq-card__q{font-family:var(--font-heading);font-weight:700;font-size:1.05rem;margin-bottom:10px;color:var(--text)}
.faq-card__a{color:var(--text-muted);font-size:.93rem;margin-bottom:0;line-height:1.65}

/* === CTA BANNER === */
.cta-banner{
  background:linear-gradient(135deg, #FF6B35 0%, #FF8C42 50%, #FFB347 100%);
  padding:60px 0;text-align:center;
}
.cta-banner h2{color:#fff;margin-bottom:16px}
.cta-banner p{color:rgba(255,255,255,.88);margin-bottom:28px;font-size:1.05rem}
.cta-banner .btn{background:#fff;color:#000;font-weight:800}
.cta-banner .btn:hover{background:#f0f0f0}
.cta-banner .btn::after{background:rgba(0,0,0,.25)}

/* === FOOTER === */
.footer{
  padding:24px 0;background:var(--bg);border-top:1px solid var(--border);
  text-align:center;font-size:.85rem;color:var(--text-muted);
}

/* === INSTRUKTSIYA specifics === */
.instr-hero{padding:80px 0 40px;background:var(--bg)}
.instr-hero h1{font-size:2.6rem;margin-bottom:12px}
.instr-hero__sub{font-size:1.1rem;color:var(--text-muted)}

.step-cards{display:flex;flex-direction:column;gap:24px;max-width:780px;margin:0 auto}
.step-card{
  display:flex;align-items:flex-start;gap:24px;
  background:var(--card-bg);border-radius:var(--radius);
  padding:32px;box-shadow:var(--shadow-card);
}
.step-card__num{
  flex-shrink:0;width:52px;height:52px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary);color:#000;font-family:var(--font-heading);
  font-weight:900;font-size:1.4rem;border-radius:50%;
}
.step-card__body h3{margin-bottom:8px}
.step-card__body p{color:var(--text-muted);font-size:.95rem;margin-bottom:0}

.platforms-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
  max-width:700px;margin:24px auto 0;
}
.platform-chip{
  background:var(--card-bg);border-radius:var(--radius);
  padding:18px 16px;text-align:center;box-shadow:var(--shadow-card);
  font-weight:600;font-size:.95rem;
}
.platform-chip__icon{font-size:1.6rem;margin-bottom:6px}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  h1{font-size:2.5rem}
  h2{font-size:1.8rem}
  .nav,.nav-cta{display:none}
  .burger{display:flex}
  .download__grid{grid-template-columns:repeat(2,1fr)}
  .faq__grid{grid-template-columns:1fr}
  .trial__inner{flex-direction:column;text-align:center}
  .platforms-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  h1{font-size:2rem}
  .section{padding:56px 0}
  .hero{padding:64px 0 48px}
  .feature-card{flex-direction:column;gap:12px;padding:22px 20px}
  .step-card{flex-direction:column;gap:14px;padding:24px 20px}
  .download__grid{grid-template-columns:1fr}
  .hero__trust{flex-direction:column;gap:14px}
  .hero__buttons{flex-direction:column}
  .hero__buttons .btn{width:100%;justify-content:center}
  .platforms-grid{grid-template-columns:1fr}
}