/* -------------------- */
/* 1. BASE RESET & VARIABLES */
/* -------------------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%; scroll-behavior: smooth;}
body{font-family:'Inter',sans-serif;background:#FDFBF5;color:#3D2B1F;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;width:100%;height:auto}
a{text-decoration:none;color:inherit}
h1,h2,h3 {font-family: 'Merriweather', serif; font-weight: 700;}

:root{
    --primary: #5C4033;       /* Насичений коричневий */
    --accent: #D97941;        /* Теплий помаранчевий */
    --bg: #FDFBF5;            /* Світлий беж */
    --surface: #EAE3D9;      /* Темніший беж */
    --text: #3D2B1F;          /* Текстовий коричневий */
    --white: #ffffff;
}

/* Container */
.container{max-width:1100px;margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}

/* -------------------- */
/* 2. HEADER            */
/* -------------------- */
.header{position:sticky;top:0;left:0;width:100%;background:rgba(253, 251, 245, .85);backdrop-filter:blur(8px);z-index:100; border-bottom: 1px solid var(--surface);}
.nav-wrapper{display:flex;align-items:center;justify-content:space-between;padding-block:1rem}
.logo{font-weight:700;font-family: 'Merriweather', serif; font-size:1.5rem;}
.nav{display:flex;gap:2rem;font-weight:600}
.nav a{position:relative; padding-bottom: 4px;}
.nav a::after{content:'';position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--primary);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:var(--text);transition:.3s}

/* -------------------- */
/* 3. HERO              */
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.hero{min-height:85vh;display:grid;place-items:center;text-align:center;position:relative;overflow:hidden; background-color: var(--surface);}
.hero-inner{position:relative;z-index:1; padding: 5rem 0;}
.hero h1{font-size:clamp(2.8rem,5vw,4.5rem);line-height:1.15;letter-spacing:-1px}
.subtitle{margin-top:1.5rem;font-size:1.15rem;opacity:.9; max-width: 50ch; margin-inline: auto;}
.btn{display:inline-block;margin-top:2.4rem;padding:1rem 2.4rem;font-weight:600;border-radius:6px;background:var(--primary);color:var(--bg);transition:.25s; border: 2px solid var(--primary);}
.btn:hover{transform:translateY(-3px);box-shadow:0 8px 16px rgba(61, 43, 31, .2)}
.btn-dark{background:var(--text);color:var(--bg); border-color: var(--text);}
.btn-dark:hover{background:var(--primary); border-color: var(--primary);}

/* -------------------- */
/* 4. CLIENT LOGOS / MATERIALS */
/* -------------------- */
.clients{padding-block:5rem;background:var(--bg)}
.section-subtitle { text-align: center; margin-bottom: 2rem; font-weight: 600; opacity: .8;}
.logo-row{display:flex;justify-content:center;align-items:center;gap:3rem;flex-wrap:wrap;}
.logo-row img{border-radius: 6px;}

/* -------------------- */
/* 5. ABOUT (SPLIT)     */
/* -------------------- */
.split{padding-block:7rem}
.split-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:5rem;align-items:center}
.split img{border-radius:8px;}
.text h2{font-size:2.8rem;margin-bottom:1.5rem;}
.text p{margin-bottom:1.1rem;opacity:.9}

/* -------------------- */
/* 6. SERVICES          */
/* -------------------- */
.services{padding-block:7rem;background:var(--surface)}
.services h2{text-align:center;font-size:2.8rem;margin-bottom:4rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}
.card{padding:2.5rem;background:var(--bg);border-radius:8px;border:1px solid var(--surface); transition: .3s;}
.card:hover { transform: translateY(-5px); border-color: var(--accent); }
.card h3{font-size:1.5rem;margin-bottom:.8rem;color:var(--primary)}
.card p{font-size:1rem;opacity:.9}

/* -------------------- */
/* 7. WORK GRID         */
/* -------------------- */
.work{padding:0; background: var(--bg);}
.work-grid{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:1fr 1fr;min-height:90vh}
.item{position:relative;overflow:hidden;cursor:pointer; background: var(--text);}
.tall{grid-row:span 2}
.item img{width:100%;height:100%;object-fit:cover;transition:transform .4s, opacity .4s; opacity: .8;}
.item:hover img{transform:scale(1.05); opacity: 1;}
.item figcaption{position:absolute;bottom:0;left:0;width:100%;padding:1.8rem;background:linear-gradient(180deg,transparent 0%,rgba(40,29,21,.85)100%);color:#fff;font-family: 'Merriweather', serif; font-size:1.4rem;font-weight:700;letter-spacing:-.3px;transform:translateY(100%);transition:.35s}
.item:hover figcaption{transform:translateY(0)}
.item figcaption span{display:block;font-weight:400;font-size:1rem;opacity:.8; font-family: 'Inter', sans-serif;}

/* -------------------- */
/* 8. CTA               */
/* -------------------- */
.cta{padding-block:6rem;text-align:center;background:var(--accent);color:var(--bg)}
.cta-inner h2{font-size:2.4rem;line-height:1.2;margin-bottom:2rem}

/* -------------------- */
/* 9. CONTACT           */
/* -------------------- */
.contact{padding-block:7rem;background:var(--bg);color:var(--text)}
.contact-inner{max-width:620px;margin-inline:auto;text-align:center}
.contact h2{font-size:2.8rem;margin-bottom:2.5rem}
.form{display:grid;gap:1.2rem;margin-bottom:3rem}
.form input,.form textarea{padding:1.1rem;border:1px solid var(--surface);border-radius:8px;font-family:inherit;font-size:1rem;resize:none; background: #fff;}
.form input:focus,.form textarea:focus{outline:2px solid var(--primary)}
address{font-style:normal;opacity:.9;line-height:1.8}
address p { margin-bottom: 0.5rem; }

/* -------------------- */
/* 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:var(--bg);transform:translateX(100%);transition:.3s}
    .nav.open{transform:translateX(0)}
    .burger{display:flex}
    .split-inner { gap: 2rem; }
}