:root {
    --bg: #ffffff;
    --black: #000000;
    --gray: #f5f5f5;
    --silver: #8e8e8e;
    --transition: 1s cubic-bezier(0.19, 1, 0.22, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg);
    color: var(--black);
    font-family: 'Inter', sans-serif;
    line-height: 1.5;
    overflow-x: hidden;
}

h1, h2, h3, h4, .st-logo, .st-tag {
    font-family: 'Space Grotesk', sans-serif;
    text-transform: uppercase;
}

.container-st {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
}

/* Nav */
.st-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 3rem 4rem;
    transition: var(--transition);
}

.st-nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.st-logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--black);
}

.st-menu {
    display: flex;
    gap: 4rem;
    align-items: center;
}

.st-menu a {
    text-decoration: none;
    color: var(--black);
    font-size: 0.8rem;
    letter-spacing: 2px;
}

.st-btn-nav {
    border-bottom: 2px solid var(--black);
    padding-bottom: 4px;
    font-weight: 700;
}

/* Hero */
.st-hero {
    min-height: 100vh;
    padding-top: 15rem;
}

.st-hero-flex {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.st-hero-content {
    padding-left: 4rem;
}

.st-tag {
    display: block;
    font-size: 0.8rem;
    color: var(--silver);
    margin-bottom: 3rem;
}

.st-title {
    font-size: 7rem;
    line-height: 0.9;
    font-weight: 700;
    margin-bottom: 3rem;
    letter-spacing: -2px;
}

.st-title span {
    color: var(--silver);
}

.st-lead {
    font-size: 1.5rem;
    max-width: 500px;
    font-weight: 200;
    color: #444;
}

.st-hero-visual {
    background: var(--gray);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 5rem;
}

.st-hero-img {
    width: 100%;
    mix-blend-mode: multiply;
}

/* Firms */
.st-firms {
    padding: 10rem 4rem;
    border-top: 1px solid #eee;
}

.st-firms-grid {
    display: flex;
    justify-content: space-between;
    font-family: 'Space Grotesk';
    font-size: 1.2rem;
    font-weight: 700;
    color: #ddd;
}

/* Objects */
.st-objects {
    padding-bottom: 10rem;
}

.st-sec-head { margin-bottom: 8rem; }
.st-sec-title { font-size: 5rem; line-height: 1; font-weight: 700; }

.st-grid-objects {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
}

.st-obj-img {
    background: var(--gray);
    padding: 4rem;
    margin-bottom: 2rem;
}

.st-obj-img img { width: 100%; height: 500px; object-fit: cover; }

.st-obj-info h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.st-obj-info p { color: var(--silver); margin-bottom: 1.5rem; }
.st-price { font-weight: 700; font-size: 1.2rem; }

/* Atelier */
.st-atelier-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.st-atelier-text {
    padding: 10rem 4rem;
    background: var(--black);
    color: #fff;
}

.st-atelier-text .st-sec-title { margin-bottom: 4rem; color: #fff; }

.st-serv-card {
    margin-top: 6rem;
    border-top: 1px solid #333;
    padding-top: 3rem;
}

.st-serv-card h4 { font-size: 2rem; margin-bottom: 1rem; }

.st-atelier-img img { width: 100%; height: 100%; object-fit: cover; }

/* Gallery */
.st-gal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.st-gal-grid img { width: 100%; height: 800px; object-fit: cover; }

/* Process */
.st-process { padding: 10rem 0; border-bottom: 1px solid #eee; }
.st-process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6rem;
}

.st-p-step h3 { font-size: 2rem; margin-bottom: 2rem; }

/* Opinion */
.st-opinion { padding: 10rem 0; text-align: center; }
.st-quote-box p { font-size: 3.5rem; font-family: 'Space Grotesk'; font-weight: 300; max-width: 1000px; margin: 0 auto; line-height: 1.2; }

/* Contact */
.st-contact { padding: 10rem 0; background: var(--gray); }
.st-contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 6rem;
}

.st-form {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.st-form input, .st-form textarea {
    background: transparent;
    border: none;
    border-bottom: 2px solid #ddd;
    padding: 1rem 0;
    font-size: 1.2rem;
    outline: none;
}.st-form input:focus, .st-form textarea:focus { border-color: var(--black); }

.st-btn-black {
    background: var(--black);
    color: #fff;
    border: none;
    padding: 1.5rem;
    width: 200px;
    font-weight: 700;
    font-family: 'Space Grotesk';
    cursor: pointer;
}

/* Footer */
.st-footer { padding: 10rem 4rem 4rem; }
.st-foot-inner {
    display: flex;
    justify-content: space-between;
    padding-bottom: 4rem;
    border-bottom: 1px solid #eee;
}

.st-foot-links { display: flex; gap: 4rem; }
.st-foot-links a { text-decoration: none; color: var(--silver); font-size: 0.8rem; }
.st-copy { padding-top: 4rem; font-size: 0.7rem; color: #bbb; letter-spacing: 2px; }

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: var(--transition);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.3s; }

/* New Sections Styles */
.st-history { padding: 10rem 0; border-top: 1px solid #eee; }
.st-hist-flex { display: grid; grid-template-columns: 1fr 1fr; gap: 8rem; align-items: center; }
.st-hist-visual img { width: 100%; border-radius: 2px; box-shadow: 0 40px 80px rgba(0,0,0,0.05); }

.st-benefits { padding: 15rem 0; background: var(--black); color: #fff; }
.st-benefits .st-sec-title { color: #fff; margin-bottom: 8rem; }
.st-bene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4rem; }
.st-bene-card h3 { font-size: 1.8rem; margin-bottom: 2rem; border-top: 1px solid #333; padding-top: 2rem; }
.st-bene-card p { color: #888; }

.st-roi { padding: 15rem 0; background: var(--gray); }
.st-roi-flex { display: grid; grid-template-columns: 1fr 1fr; gap: 8rem; }
.st-roi-block { margin-bottom: 4rem; border-left: 4px solid var(--black); padding-left: 3rem; }
.st-roi-block h4 { font-size: 1.5rem; margin-bottom: 1.5rem; }
.st-roi-block p { font-size: 1.1rem; color: #555; }

.st-hiring { padding: 15rem 0; border-top: 1px solid #eee; }
.st-hiring-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6rem; margin-top: 8rem; }
.st-num-large { font-size: 4rem; font-family: 'Space Grotesk'; font-weight: 700; color: #eee; display: block; margin-bottom: 2rem; }
.st-hiring-step h4 { font-size: 1.5rem; margin-bottom: 1.5rem; }
.st-hiring-step p { color: #666; }

@media (max-width: 1024px) {
    .st-hero-flex, .st-grid-objects, .st-atelier-wrap, .st-gal-grid, .st-process-grid, .st-contact-grid, .st-hist-flex, .st-bene-grid, .st-roi-flex, .st-hiring-grid {
        grid-template-columns: 1fr;
    }
    .st-title { font-size: 4rem; }
    .st-nav { padding: 2rem; }
}