:root {
    --bg: #050505;
    --bg-soft: #0a0a0a;
    --text: #ffffff;
    --muted: rgba(255, 255, 255, 0.78);
    --muted-soft: rgba(255, 255, 255, 0.62);
    --accent: #ff7f57;
    --accent-2: #ff6c3e;
    --line: rgba(255, 255, 255, 0.08);
    --card: rgba(0, 0, 0, 0.45);
    --brown: #5b3321;
    --brown-2: #2d1811;
    --white-btn: #f5f0eb;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
    --radius: 20px;
    --container: 1260px;
    --header-height: 54px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Inter', 'Manrope', Arial, sans-serif;
    scroll-snap-type: y mandatory;
    background: #000;
    color: var(--text);
    overflow-y: auto;
}

h1,
h2,
h3,
.btn,
.nav a {
    font-family: 'Manrope', 'Inter', Arial, sans-serif;
}

section {
    min-height: calc(100vh - var(--header-height));
    scroll-snap-align: start;
    scroll-snap-stop: always;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea {
    font: inherit;
}

.container {
    width: min(var(--container), calc(100% - 32px));
    margin: 0 auto;
}

/* HEADER */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background:
        linear-gradient(135deg, var(--brown-2), #0f1342 48%, var(--brown));
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    height: var(--header-height);
}

.header-inner {
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-size: 16px;
    font-weight: 700;
}

.logo-icon {
    font-size: 18px;
    line-height: 1;
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav a {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #fff;
}

.burger {
    display: none;
    width: 38px;
    height: 38px;
    border: 0;
    background: transparent;
    padding: 0;
    cursor: pointer;
}

.burger span {
    display: block;
    width: 18px;
    height: 2px;
    background: #fff;
    margin: 4px auto;
    border-radius: 20px;
}

/* COMMON */
.section-overlay {
    position: relative;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

.section-overlay::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to bottom, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.68)),
        linear-gradient(to right, rgba(0, 0, 0, 0.18), rgba(0, 0, 0, 0.18));
}

.section-overlay>* {
    position: relative;
    z-index: 1;
}

.section-head {
    text-align: center;
    margin-bottom: 42px;
}

.section-head.narrow {
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 42px;
}

.section-head h2 {
    margin: 0 0 14px;
    font-size: 48px;
    line-height: 1.05;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.section-head p {
    margin: 0 auto;
    max-width: 980px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.65;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 26px;
    border-radius: 999px;
    font-size: 12px;
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: 0.02em;
    transition: 0.25s ease;
    border: 1px solid transparent;
    text-align: center;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-accent {
    background: linear-gradient(180deg, #ff8e65, #ff7a4e);
    color: #fff;
    box-shadow: 0 10px 24px rgba(255, 126, 80, 0.28);
}

.btn-light {
    background: var(--white-btn);
    color: #111;
}

.small-btn {
    min-height: 40px;
    padding: 0 30px;
    font-size: 12px;
}

/* HERO */
.hero {
    min-height: 660px;
    display: flex;
    align-items: center;
    padding: 72px 0 78px;
}

.hero-content {
    text-align: center;
    max-width: 980px;
}

.hero h1 {
    margin: 0 auto 24px;
    max-width: 850px;
    font-size: 66px;
    line-height: 0.98;
    font-weight: 900;
    letter-spacing: -0.04em;
}

.hero p {
    max-width: 760px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.9);
    font-size: 17px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 34px;
    flex-wrap: wrap;
}

/* SERVICES */
.services {
    padding: 78px 0 88px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 34px 34px;
}

.service-card {
    text-align: center;
    padding: 0 8px;
}

.service-icon {
    width: 74px;
    height: 74px;
    margin: 0 auto 16px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.18);
    box-shadow: var(--shadow);
}

.service-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-card h3 {
    margin: 0 0 10px;
    font-size: 19px;
    line-height: 1.2;
    color: var(--accent);
    font-weight: 800;
}

.service-card p {
    margin: 0;
    color: #fff;
    font-size: 13px;
    line-height: 1.55;
}

/* ADVANTAGES / WHY */
.advantages,
.why-us {
    padding: 70px 0 80px;
}

.adv-grid {
    display: grid;
    gap: 26px;
}

.four-col {
    grid-template-columns: repeat(4, 1fr);
}

.three-col {
    grid-template-columns: repeat(3, 1fr);
}

.adv-card {
    text-align: center;
    padding: 8px 10px;
}

.adv-icon {
    width: 54px;
    height: 54px;
    margin: 0 auto 16px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 26px;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.adv-card h3 {
    margin: 0 0 10px;
    color: var(--accent);
    font-size: 18px;
    line-height: 1.2;
    font-weight: 800;
}

.adv-card p {
    margin: 0;
    color: #fff;
    font-size: 13px;
    line-height: 1.6;
}

/* PRICES */
.prices {
    padding: 60px 0 66px;
    background:
        linear-gradient(135deg, var(--brown-2), #0f1342 48%, var(--brown));
}

.price-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 42px;
    margin-top: 24px;
}

.price-list {
    color: #fff;
}

.price-item {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 8px;
}

.price-item span,
.price-item strong {
    font-size: 18px;
    line-height: 1.2;
    font-weight: 800;
    text-transform: uppercase;
}

.price-item strong {
    white-space: nowrap;
}

.price-list p {
    margin: 0 0 28px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 13px;
    line-height: 1.5;
}

.prices-cta {
    margin-top: 14px;
    text-align: center;
}

.price-cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 24px;
    border-radius: 999px;
    background: #f4ede6;
    color: #ef6f49;
    font-size: 12px;
    font-weight: 700;
    text-align: center;
}

/* REVIEWS */
.reviews {
    padding: 70px 0 90px;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.review-card {
    background: #fff;
    color: #121212;
    border-radius: 6px;
    padding: 18px 18px 20px;
    box-shadow: var(--shadow);
}

.review-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.review-top img {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
}

.review-top h3 {
    margin: 0 0 2px;
    font-size: 13px;
}

.review-top span {
    font-size: 11px;
    color: #666;
}

.review-card p {
    margin: 0;
    font-size: 12px;
    line-height: 1.55;
    color: #333;
}

/* CTA */
.cta-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 500px;
    background:
        linear-gradient(135deg, var(--brown-2), #0f1342 48%, var(--brown));
}

.cta-left {
    background: #000;
    display: flex;
    align-items: center;
}

.cta-inner {
    width: min(560px, calc(100% - 60px));
    margin: 0 auto;
}

.cta-inner h2 {
    margin: 0 0 22px;
    color: var(--accent);
    font-size: 54px;
    line-height: 0.98;
    font-weight: 900;
    letter-spacing: -0.03em;
}

.cta-inner p {
    margin: 0 0 28px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.65;
}

.cta-right {
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

/* CONTACT */
.contact {
    padding: 72px 0 82px;
    background:
        linear-gradient(135deg, var(--brown-2), #0f1342 48%, var(--brown));
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.contact-info {
    max-width: 470px;
    margin: 0 auto;
    text-align: center;
}

.contact-info h2 {
    margin: 0 0 18px;
    font-size: 46px;
    line-height: 1.05;
    font-weight: 800;
}

.contact-info>p {
    margin: 0 0 32px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.6;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.contact-list a {
    font-size: 17px;
    color: #fff;
}

.contact-text {
    color: rgba(255, 255, 255, 0.72);
    font-size: 12px;
    line-height: 1.6;
}

.contact-text p {
    margin: 0;
}

.socials {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 16px;
}

.socials a {
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 12px;
}

.contact-form-wrap {
    display: flex;
    justify-content: center;
}

.contact-form {
    width: 100%;
    max-width: 420px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.55);
    background: rgba(0, 0, 0, 0.35);
    color: #fff;
    padding: 12px 14px;
    margin-bottom: 14px;
    outline: none;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.72);
}

.contact-form textarea {
    min-height: 90px;
    resize: vertical;
}

/* FOOTER */
.site-footer {
    background: #050505;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding: 16px 0;
}

.footer-inner {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 10px;
    text-transform: lowercase;
}

.footer-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
}

/* RESPONSIVE */
@media (max-width: 1100px) {

    .hero h1,
    .section-head h2,
    .cta-inner h2,
    .contact-info h2 {
        font-size: 44px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .four-col {
        grid-template-columns: repeat(2, 1fr);
    }

    .reviews-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        width: min(100% - 24px, 100%);
    }

    .header-inner {
        min-height: 50px;
    }

    .nav {
        position: absolute;
        top: 50px;
        left: 0;
        right: 0;
        background: #000;
        flex-direction: column;
        gap: 14px;
        padding: 16px 20px 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.04);
        display: none;
    }

    .nav.open {
        display: flex;
    }

    .burger {
        display: block;
    }

    .hero {
        min-height: 520px;
        padding: 50px 0 56px;
    }

    .hero h1 {
        max-width: 320px;
        font-size: 24px;
        line-height: 0.95;
        margin-bottom: 16px;
    }

    .hero p {
        max-width: 310px;
        font-size: 10px;
        line-height: 1.45;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 12px;
        margin-top: 22px;
    }

    .btn {
        width: 100%;
        max-width: 320px;
        min-height: 44px;
        font-size: 11px;
        padding: 0 18px;
    }

    .services,
    .advantages,
    .why-us,
    .reviews,
    .contact {
        padding: 48px 0 58px;
    }

    .prices {
        padding: 42px 0 50px;
    }

    .section-head {
        margin-bottom: 28px;
    }

    .section-head h2 {
        font-size: 24px;
        margin-bottom: 12px;
    }

    .section-head p {
        max-width: 330px;
        font-size: 13px;
        line-height: 1.55;
    }

    .services-grid,
    .four-col,
    .three-col,
    .price-grid,
    .contact-grid,
    .cta-split {
        grid-template-columns: 1fr;
    }

    .service-card {
        max-width: 320px;
        margin: 0 auto;
    }

    .service-icon {
        width: 70px;
        height: 70px;
    }

    .service-card h3 {
        font-size: 17px;
    }

    .service-card p,
    .adv-card p {
        font-size: 12px;
    }

    .adv-card {
        max-width: 320px;
        margin: 0 auto;
    }

    .price-item span,
    .price-item strong {
        font-size: 15px;
    }

    .price-list p {
        font-size: 12px;
        margin-bottom: 20px;
    }

    .price-cta-btn {
        width: 100%;
        min-height: 44px;
        padding: 10px 18px;
        line-height: 1.35;
    }

    .cta-split {
        min-height: auto;
    }

    .cta-left {
        padding: 42px 0;
    }

    .cta-inner {
        width: min(100% - 24px, 340px);
    }

    .cta-inner h2 {
        font-size: 26px;
        margin-bottom: 16px;
    }

    .cta-inner p {
        font-size: 13px;
        margin-bottom: 20px;
    }

    .cta-right {
        min-height: 280px;
    }

    .contact-info {
        max-width: 340px;
    }

    .contact-info h2 {
        font-size: 24px;
    }

    .contact-info>p {
        font-size: 13px;
        margin-bottom: 22px;
    }

    .contact-list a {
        font-size: 14px;
    }

    .contact-form {
        max-width: 340px;
    }
}

/*  */
.form-preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--brown-2), #0f1342 48%, var(--brown));
    backdrop-filter: blur(9px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.form-preloader.active {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
}

.form-preloader__box {
    width: min(92vw, 420px);
    padding: 32px 24px;
    border-radius: 24px;
    text-align: center;
    background: rgba(18, 18, 18, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.form-preloader__box p {
    margin: 16px 0 0;
    color: #fff;
    font-size: 16px;
    line-height: 1.5;
}

.form-preloader__spinner {
    width: 52px;
    height: 52px;
    margin: 0 auto;
    border-radius: 50%;
    border: 4px solid rgba(255, 255, 255, 0.16);
    border-top-color: #ff7f57;
    animation: formSpin 0.9s linear infinite;
}

@keyframes formSpin {
    to {
        transform: rotate(360deg);
    }
}

body.preloader-open>*:not(.form-preloader) {
    filter: blur(6px);
}

.contact-form input.error,
.contact-form textarea.error {
    border-color: #ff7f57;
    box-shadow: 0 0 0 1px rgba(255, 127, 87, 0.35);
}

.field-error {
    display: block;
    margin: -4px 0 12px;
    color: #ff9e82;
    font-size: 12px;
    line-height: 1.4;
}