/* -------------------- */
/* 1. BASE RESET        */
/* -------------------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:'Inter',sans-serif;background:#09090C;color:#fafafa;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;width:100%;height:auto}
a{text-decoration:none;color:inherit}
:root{
    --accent:#6C5CE7;          /* новий фіолетовий акцент */
    --accent-light:#9C8BFF;
    --dark:#09090C;
    --gray:#141418;
    --white:#ffffff;
}

/* Container */
.container{max-width:1200px;margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}

/* -------------------- */
/* 2. HEADER            */
/* -------------------- */
.header{position:fixed;top:0;left:0;width:100%;background:rgba(9,9,12,.9);backdrop-filter:blur(8px);z-index:100}
.nav-wrapper{display:flex;align-items:center;justify-content:space-between;padding-block:1rem}
.logo{font-weight:800;font-size:1.5rem;letter-spacing:-0.5px}
.nav{display:flex;gap:2rem;font-weight:500}
.nav a{position:relative}
.nav a::after{content:'';position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--accent);transition:.3s}
.nav a:hover::after{width:100%}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer}
.burger span{width:24px;height:3px;background:#fff;transition:.3s}

/* -------------------- */
/* 3. HERO              */
/* -------------------- */
.hero{height:100vh;display:grid;place-items:center;text-align:center;position:relative;overflow:hidden}
#glow{position:absolute;inset:0;width:100%;height:100%;background:radial-gradient(circle at 50% 50%,rgba(108,92,231,.3)0%,rgba(9,9,12,0)60%);filter:blur(90px);pointer-events:none}
.hero-inner{position:relative;z-index:1}
.hero h1{font-size:clamp(2.4rem,5vw,4.2rem);font-weight:800;line-height:1.1;letter-spacing:-1px}
.accent{color:var(--accent)}
.subtitle{margin-top:1rem;font-size:1.1rem;opacity:.88}
.btn{display:inline-block;margin-top:2.4rem;padding:.95rem 2.2rem;font-weight:600;border-radius:40px;background:var(--accent);color:var(--white);transition:.25s}
.btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(108,92,231,.28)}
.btn-dark{background:#fff;color:var(--dark)}
.btn-dark:hover{box-shadow:0 12px 24px rgba(255,255,255,.12)}

/* -------------------- */
/* 4. CLIENT LOGOS      */
/* -------------------- */
.clients{padding-block:4rem;background:var(--gray)}
.logo-row{display:flex;justify-content:center;align-items:center;gap:3rem;flex-wrap:wrap;opacity:.55}
.logo-row img{filter:invert(1) grayscale(1);transition:.3s}
.logo-row img:hover{opacity:1;filter:invert(0) grayscale(0)}

/* -------------------- */
/* 5. ABOUT (SPLIT)     */
/* -------------------- */
.split{padding-block:7rem}
.split-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:4rem;align-items:center}
.split img{border-radius:20px;box-shadow:0 20px 40px rgba(0,0,0,.45)}
.text h2{font-size:2.4rem;margin-bottom:1rem;font-weight:800}
.text p{margin-bottom:1.1rem;opacity:.9}

/* -------------------- */
/* 6. SERVICES          */
/* -------------------- */
.services{padding-block:7rem;background:var(--gray)}
.services h2{text-align:center;font-size:2.4rem;font-weight:800;margin-bottom:4rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2rem}
.card{padding:2.5rem;background:#1A1A21;border-radius:20px;transition:.3s;border:1px solid rgba(255,255,255,.04)}
.card:hover{transform:translateY(-6px);border-color:var(--accent)}
.card h3{font-size:1.25rem;margin-bottom:.8rem;color:var(--accent-light)}
.card p{font-size:.95rem;opacity:.82}

/* -------------------- */
/* 7. WORK GRID         */
/* -------------------- */
.work{padding:0}
.work-grid{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:1fr 1fr;height:85vh}
.item{position:relative;overflow:hidden;cursor:pointer}
.tall{grid-row:span 2}
.item img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.item:hover img{transform:scale(1.08)}
.item figcaption{position:absolute;bottom:0;left:0;width:100%;padding:1.8rem;background:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.75)100%);color:#fff;font-size:1.1rem;font-weight:600;letter-spacing:-.3px;transform:translateY(100%);transition:.35s}
.item:hover figcaption{transform:translateY(0)}
.item figcaption span{display:block;font-weight:400;font-size:.8rem;opacity:.8}

/* -------------------- */
/* 8. CTA               */
/* -------------------- */
.cta{padding-block:6rem;text-align:center;background:var(--accent);color:var(--white)}
.cta-inner h2{font-size:2.2rem;font-weight:800;line-height:1.15;margin-bottom:2rem}

/* -------------------- */
/* 9. CONTACT           */
/* -------------------- */
.contact{padding-block:7rem;background:#fff;color:var(--dark)}
.contact-inner{max-width:620px;margin-inline:auto;text-align:center}
.contact h2{font-size:2.2rem;font-weight:800;margin-bottom:2rem}
.form{display:grid;gap:1.2rem;margin-bottom:2.5rem}
.form input,.form textarea{padding:1rem;border:1px solid #dcdcdc;border-radius:14px;font-family:inherit;font-size:.95rem;resize:none}
.form input:focus,.form textarea:focus{outline:2px solid var(--accent)}
address{font-style:normal;opacity:.8;line-height:1.5}

/* -------------------- */
/* 10. RESPONSIVE       */
/* -------------------- */
@media(max-width:900px){
    .work-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto;height:auto}
    .tall{grid-row:span 1}
}
@media(max-width:700px){
    .nav{position:fixed;inset:0;flex-direction:column;justify-content:center;align-items:center;gap:2rem;background:rgba(9,9,12,.95);transform:translateX(100%);transition:.3s}
    .nav.open{transform:translateX(0)}
    .burger{display:flex}
}