:root {
    --fz: 16px;
    --font: "Space Grotesk", sans-serif;
    --font-italic: "Cormorant Garamond", serif;
    --ease: cubic-bezier(.7, 0, .2, 1);
    
    /* Новая цветовая палитра */
    --c-primary: #127369;       /* Основной цвет */
    --c-primary-dark: #10403B;  /* Темный вариант */
    --c-secondary: #8AA6A3;     /* Вторичный цвет */
    --c-gray: #4C5958;          /* Серый */
    --c-light-gray: #BFBFBF;    /* Светло-серый */
    --c-white: #FFFFFF;
    --c-black: #0F1F1D;         /* Почти черный на основе #10403B */
    
    /* Производные цвета */
    --c-accent: var(--c-primary);
    --c-link: var(--c-primary);
    --c-link-hover: var(--c-primary-dark);
    --c-border: var(--c-secondary);
    --c-card-bg: #F8FAF9;       /* Светлый фон для карточек */
    --c-bg-light: #F5F7F6;      /* Светлый фон */
    
    --link-color: var(--c-primary);
    --link-color-active: var(--c-primary-dark);
    --link-transition: color .3s ease-in-out;
    --link-border-color: var(--c-primary);
    --link-padding: 0;
    --link-height: 1px;
    --container-padding: 20px;
    --header: 80px;
    --btn-bg: var(--c-primary);
    --btn-bg-active: var(--c-primary-dark);
    --btn-color: var(--c-white);
    --btn-color-active: var(--c-white);
    --btn-transition: .25s ease-out;
    --btn-svg: var(--c-white);
    --btn-svg-active: var(--c-white);
    --z-header: 9999;
    --header-height: 80px;
    --text-margin: 20px;
    --text-fz: 16px;
    --text-lh: 1.3;
    --text-head-margin: 20px
}

* { box-sizing: border-box; }
html { 
    scroll-behavior: smooth;
    font-size: var(--fz);
}

body {
    margin: 0;
    font-family: var(--font);
    color: var(--c-gray);
    line-height: 1.6;
    font-size: var(--fz);
    font-weight: 500;
    background: var(--c-bg-light);
    overflow-x: hidden;
    position: relative;
    transition: opacity .5s ease-in-out;
    opacity: 1;
}

h1, h2, h3, h4 {
    font-family: var(--font);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin: 0;
    color: var(--c-primary-dark);
}

h1 { color: var(--c-primary); }
h2 { color: var(--c-primary); }
h3 { color: var(--c-primary-dark); }
h4 { color: var(--c-primary-dark); }

a { 
    color: var(--c-link); 
    text-decoration: none;
    transition: var(--link-transition);
}
a:hover { 
    color: var(--c-link-hover);
    text-decoration: underline;
}

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

.skip-link {
    position: absolute; 
    left: -999px; 
    top: 0; 
    background: var(--c-primary); 
    color: var(--c-white); 
    padding: 12px 16px; 
    border-radius: 0 0 12px 12px; 
    z-index: 1000;
}
.skip-link:focus { left: 16px; }

/* Header */
.top-bar {
    position: fixed; 
    top: 0; 
    left: 0;
    right: 0;
    z-index: var(--z-header); 
    display: flex; 
    align-items: center; 
    justify-content: space-between;
    padding: 0 20px; 
    background: rgba(255, 255, 255, 0.95); 
    backdrop-filter: blur(10px); 
    border-bottom: 1px solid var(--c-secondary);
    height: var(--header-height);
    box-shadow: 0 2px 10px rgba(18, 115, 105, 0.1);
}

.brand { 
    display: flex; 
    align-items: center; 
    text-decoration: none; 
    color: inherit; 
    z-index: 100;
}
.brand img {
    width: 100px;
    height: auto;
    filter: brightness(0.9);
}

.nav-links { 
    display: flex; 
    gap: 24px; 
    align-items: center; 
    background: rgba(255, 255, 255, 0.95);
    padding: 8px 16px;
    border-radius: 8px;
}
.nav-links a { 
    padding: 8px 12px; 
    border-radius: 6px; 
    color: var(--c-primary-dark); 
    font-weight: 600; 
    font-size: 16px;
    transition: background .3s ease, color .3s ease; 
}
.nav-links a:hover { 
    background: rgba(18, 115, 105, 0.1); 
    color: var(--c-primary); 
}

.burger { 
    display: none; 
    flex-direction: column; 
    gap: 4px; 
    background: none; 
    border: none; 
    cursor: pointer; 
    padding: 8px; 
    z-index: 100;
}
.burger span { 
    width: 24px; 
    height: 2px; 
    background: var(--c-primary-dark); 
    border-radius: 4px; 
    transition: transform .3s ease, opacity .3s ease; 
}

/* Main Content */
main { 
    padding: 20px; 
    padding-top: calc(var(--header-height) + 20px);
}
.section { 
    padding: 60px 0; 
    max-width: 1200px; 
    margin: 0 auto; 
}
.section__header { 
    margin-bottom: 40px; 
    text-align: center;
}
.section__header h1 { 
    font-size: 48px; 
    margin: 0; 
    letter-spacing: -0.03em;
    color: var(--c-primary);
}
.section__header h2 { 
    font-size: 28px; 
    margin: 10px 0 0; 
    font-weight: 700; 
    letter-spacing: -0.02em;
    color: var(--c-primary-dark);
}
.eyebrow { 
    text-transform: uppercase; 
    letter-spacing: 0.1em; 
    font-size: 12px; 
    color: var(--c-secondary); 
    margin: 0 0 10px; 
    font-weight: 600;
}

/* Services Slider */
.services { 
    padding-top: 20px; 
    max-width: 1400px; 
}
.slider { 
    position: relative; 
    background: linear-gradient(145deg, rgba(138, 166, 163, 0.1), rgba(255,255,255,0.95)); 
    border-radius: 20px; 
    box-shadow: 0 18px 40px rgba(18, 115, 105, 0.1); 
    padding: 20px; 
    overflow: hidden; 
    width: 100%; 
    border: 1px solid var(--c-secondary);
}
.slides { 
    position: relative; 
    border-radius: 16px; 
    overflow: hidden; 
    aspect-ratio: 1304 / 480; 
    min-height: clamp(240px, 35vw, 480px); 
}
.slide { 
    position: absolute; 
    inset: 0; 
    opacity: 0; 
    transition: opacity 0.8s ease; 
    pointer-events: none; 
    display: grid; 
    grid-template-rows: 1fr auto; 
    background: var(--c-card-bg); 
}
.slide img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}
.slide.active { 
    opacity: 1; 
    pointer-events: auto; 
    position: relative; 
}

.slider__controls { 
    position: absolute; 
    inset: 0; 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    padding: 0 16px; 
    pointer-events: none; 
}
.slider__btn { 
    pointer-events: auto; 
    width: 48px; 
    height: 48px; 
    border-radius: 50%; 
    border: 1px solid rgba(255,255,255,0.5); 
    background: rgba(18, 115, 105, 0.8); 
    color: var(--c-white); 
    cursor: pointer; 
    transition: transform .3s ease, background .3s ease; 
    backdrop-filter: blur(4px); 
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.slider__btn:hover { 
    transform: translateY(-2px); 
    background: rgba(16, 64, 59, 0.9); 
}

.slider__dots { 
    display: flex; 
    gap: 8px; 
    justify-content: center; 
    margin-top: 16px; 
}
.dot { 
    width: 10px; 
    height: 10px; 
    border-radius: 50%; 
    border: none; 
    background: var(--c-secondary); 
    cursor: pointer; 
    transition: transform .3s ease, background .3s ease; 
}
.dot.active { 
    background: var(--c-primary); 
    transform: scale(1.1); 
}

.slide__caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(18, 115, 105, 0.9), rgba(16, 64, 59, 0.8));
    padding: 20px;
    border-radius: 0 0 20px 20px;
    color: var(--c-white);
}
.slide__caption h3 {
    font-size: 20px;
    margin: 0 0 8px;
    color: var(--c-white);
}
.slide__caption p {
    font-size: 14px;
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
}

/* Cards */
.card-grid { 
    background: var(--c-card-bg); 
    padding: 30px; 
    border-radius: 20px; 
    box-shadow: 0 18px 40px rgba(18, 115, 105, 0.08); 
    margin-bottom: 30px; 
    border: 1px solid var(--c-secondary);
}
.grid__header h3 { 
    margin: 10px 0 20px; 
    font-size: 20px; 
    font-weight: 500;
    color: var(--c-primary-dark);
}
.about .grid__header { 
    text-align: center; 
}
.reliability-grid .grid__header h3 { 
    font-size: 20px; 
    font-weight: 400; 
    color: var(--c-gray);
}
.reliability-grid .grid__header .eyebrow {
    font-size: 28px;
    font-weight: 400;
    line-height: 1.2;
    text-align: center;
    color: var(--c-primary);
}

.cards { 
    display: grid; 
    gap: 20px; 
}
.cards.two-col { 
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); 
}

.card { 
    background: linear-gradient(145deg, rgba(138, 166, 163, 0.1), rgba(255, 255, 255, 0.95)); 
    border-radius: 14px; 
    padding: 20px; 
    box-shadow: 0 8px 20px rgba(18, 115, 105, 0.1); 
    display: grid; 
    gap: 12px; 
    transition: transform .3s ease, box-shadow .3s ease; 
    text-align: center;
    border: 1px solid var(--c-secondary);
    overflow: hidden;
    position: relative;
}
.card:hover { 
    transform: translateY(-4px); 
    box-shadow: 0 16px 36px rgba(18, 115, 105, 0.15); 
}
.card h4 { 
    margin: 0; 
    font-size: 18px; 
    letter-spacing: 0.01em; 
    color: var(--c-primary-dark);
}
.card p { 
    margin: 0; 
    color: var(--c-gray); 
    font-size: 14px;
}
.card img { 
    width: 100%; 
    height: 200px; 
    object-fit: cover; 
    border-radius: 10px; 
    border: 1px solid var(--c-secondary);
}
.about .card img { 
    height: 240px; 
}
.reliability-grid .card img { 
    height: 240px; 
}

/* Info Section */
.info__banner { 
    width: 100%; 
    height: 200px; 
    border-radius: 20px; 
    overflow: hidden; 
    box-shadow: 0 18px 40px rgba(18, 115, 105, 0.1); 
    margin-bottom: 30px; 
    border: 1px solid var(--c-secondary);
}
.info__banner img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
    display: block; 
}
.info__text { 
    background: var(--c-card-bg); 
    padding: 30px; 
    border-radius: 20px; 
    box-shadow: 0 18px 40px rgba(18, 115, 105, 0.1); 
    font-size: 16px;
    line-height: 1.6;
    border: 1px solid var(--c-secondary);
}
.info__text p { 
    margin-top: 0; 
    margin-bottom: 20px; 
    color: var(--c-gray);
}
.info__text a {
    color: var(--c-primary);
    font-weight: 600;
}
.info__text a:hover {
    color: var(--c-primary-dark);
}

/* Requisites */
.requisites__card { 
    background: linear-gradient(145deg, rgba(255,255,255,0.95), rgba(248, 250, 249, 0.9)); 
    padding: 30px; 
    border-radius: 20px; 
    box-shadow: 0 18px 40px rgba(18, 115, 105, 0.1); 
    max-width: 640px; 
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.6;
    border: 1px solid var(--c-secondary);
}
.requisites__card p { 
    margin: 8px 0; 
    color: var(--c-gray);
}

/* Contacts */
.contacts__grid { 
    display: grid; 
    gap: 30px; 
    grid-template-columns: 1fr; 
}
.contacts__info, .contacts__form-wrapper { 
    background: var(--c-card-bg); 
    padding: 30px; 
    border-radius: 20px; 
    box-shadow: 0 18px 40px rgba(18, 115, 105, 0.1); 
    border: 1px solid var(--c-secondary);
}
.contact-link { 
    display: inline-block; 
    margin-bottom: 15px; 
    font-weight: 600; 
    font-size: 18px;
    color: var(--c-primary);
}
.contact-block h4 { 
    margin: 0 0 10px; 
    font-size: 18px; 
    color: var(--c-primary-dark);
}
.contact-block p { 
    margin: 0 0 8px; 
    color: var(--c-gray); 
    font-size: 14px;
}

.map-embed { 
    aspect-ratio: 16/9; 
    border-radius: 14px; 
    overflow: hidden; 
    box-shadow: 0 12px 24px rgba(18, 115, 105, 0.1); 
    margin-bottom: 20px; 
    border: 1px solid var(--c-secondary);
}
.map-embed iframe { 
    width: 100%; 
    height: 100%; 
    border: 0; 
}

/* Form */
form { 
    display: grid; 
    gap: 16px; 
}
.form-row { 
    display: grid; 
    gap: 8px; 
}
label { 
    font-weight: 600; 
    font-size: 14px;
    color: var(--c-primary-dark);
}
input, textarea { 
    width: 100%; 
    padding: 12px; 
    border: 1px solid var(--c-secondary); 
    border-radius: 12px; 
    background: var(--c-white); 
    transition: border .3s ease, box-shadow .3s ease; 
    font-family: inherit; 
    font-size: 16px;
    color: var(--c-gray);
}
input:focus, textarea:focus { 
    outline: none; 
    border-color: var(--c-primary); 
    box-shadow: 0 0 0 3px rgba(18, 115, 105, 0.15); 
}
input::placeholder, textarea::placeholder {
    color: var(--c-light-gray);
}

.btn-primary { 
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark)); 
    color: var(--c-white); 
    border: none; 
    padding: 14px 32px; 
    border-radius: 32px; 
    font-weight: 700; 
    cursor: pointer; 
    transition: transform .3s ease, box-shadow .3s ease; 
    box-shadow: 0 12px 24px rgba(18, 115, 105, 0.25); 
    font-size: 16px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.btn-primary:hover { 
    transform: translateY(-2px); 
    box-shadow: 0 14px 28px rgba(18, 115, 105, 0.3); 
    background: linear-gradient(135deg, var(--c-primary-dark), #0a332f);
}
.btn-primary:disabled { 
    opacity: 0.6; 
    cursor: not-allowed; 
    box-shadow: none; 
}

.policy { 
    margin: 20px 0 0; 
    font-size: 12px; 
    color: var(--c-gray); 
}
.policy a { 
    font-weight: 600; 
    color: var(--c-primary);
}
.policy a:hover {
    color: var(--c-primary-dark);
}

#form-status { 
    min-height: 20px; 
    font-weight: 600; 
    font-size: 14px;
    padding: 10px;
    border-radius: 8px;
    background: rgba(138, 166, 163, 0.1);
    border: 1px solid var(--c-secondary);
}

/* Modal */
.modal { 
    position: fixed; 
    inset: 0; 
    background: rgba(16, 64, 59, 0.8); 
    display: grid; 
    place-items: center; 
    opacity: 0; 
    visibility: hidden; 
    transition: opacity .3s ease, visibility .3s ease; 
    padding: 20px; 
    z-index: 10000;
}
.modal.open { 
    opacity: 1; 
    visibility: visible; 
}
.modal__content { 
    background: var(--c-card-bg); 
    padding: 30px; 
    border-radius: 20px; 
    max-width: 520px; 
    position: relative; 
    box-shadow: 0 20px 48px rgba(18, 115, 105, 0.2); 
    border: 1px solid var(--c-secondary);
}
.modal__content h3 {
    color: var(--c-primary);
    margin-bottom: 20px;
}
.modal__content p {
    color: var(--c-gray);
    line-height: 1.6;
}
.modal__close { 
    position: absolute; 
    top: 16px; 
    right: 16px; 
    border: none; 
    background: var(--c-secondary); 
    border-radius: 50%; 
    width: 32px; 
    height: 32px; 
    font-size: 20px; 
    cursor: pointer; 
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-white);
    transition: background .3s ease;
}
.modal__close:hover {
    background: var(--c-primary);
}

/* Reveal Animation */
.reveal { 
    opacity: 0; 
    transform: translateY(24px); 
    transition: opacity 0.8s ease, transform 0.8s ease; 
}
.reveal.visible { 
    opacity: 1; 
    transform: translateY(0); 
}

/* Footer */
.footer { 
    background: linear-gradient(to bottom, var(--c-primary-dark), #0a332f); 
    color: var(--c-white); 
    padding: 60px 20px 40px; 
    margin-top: 60px; 
    border-radius: 40px 40px 0 0;
}
.footer__content { 
    max-width: 1200px; 
    margin: 0 auto; 
    display: grid; 
    gap: 40px; 
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); 
    align-items: start; 
}
.footer__brand img {
    width: 100px;
    height: auto;
    filter: brightness(0) invert(1);
}
.footer__nav { 
    display: flex; 
    gap: 16px; 
    flex-direction: column; 
    align-items: flex-start; 
    font-weight: 600; 
}
.footer__nav a { 
    color: var(--c-white); 
    font-size: 16px;
    opacity: 0.9;
    transition: opacity .3s ease;
}
.footer__nav a:hover { 
    opacity: 1;
    color: var(--c-white);
}
.footer__contacts { 
    color: rgba(255, 255, 255, 0.8); 
    font-size: 14px;
}
.footer__contacts a { 
    color: #BFBFBF; 
    font-weight: 600; 
    transition: color .3s ease;
}
.footer__contacts a:hover {
    color: var(--c-white);
}
.footer__bottom { 
    max-width: 1200px; 
    margin: 40px auto 0; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    gap: 20px; 
    border-top: 1px solid rgba(138, 166, 163, 0.3); 
    padding-top: 20px; 
    color: rgba(255, 255, 255, 0.6); 
    font-size: 12px; 
}
.footer__to-top { 
    font-weight: 700; 
    color: var(--c-secondary); 
    font-size: 14px;
    transition: color .3s ease;
}
.footer__to-top:hover {
    color: var(--c-white);
}
.footer__copy { 
    margin: 0; 
    display: flex; 
    gap: 8px; 
    align-items: baseline; 
    flex-wrap: wrap;
}
.footer__copy span { 
    display: inline-block; 
}

/* Responsive */
@media (max-width: 900px) {
    .nav-links { 
        position: fixed; 
        top: var(--header-height); 
        right: 0;
        left: 0;
        background: rgba(255, 255, 255, 0.98); 
        flex-direction: column; 
        align-items: center; 
        padding: 30px; 
        border-radius: 0 0 20px 20px; 
        gap: 16px; 
        opacity: 0; 
        pointer-events: none; 
        transform: translateY(-20px); 
        transition: opacity .3s ease, transform .3s ease; 
        box-shadow: 0 18px 40px rgba(18, 115, 105, 0.12);
        z-index: 99;
        border-bottom: 2px solid var(--c-primary);
    }
    .nav-links.open { 
        opacity: 1; 
        pointer-events: auto; 
        transform: translateY(0); 
    }
    .burger { 
        display: flex; 
    }
    .burger.active span:nth-child(1) { 
        transform: translateY(6px) rotate(45deg); 
    }
    .burger.active span:nth-child(2) { 
        opacity: 0; 
    }
    .burger.active span:nth-child(3) { 
        transform: translateY(-6px) rotate(-45deg); 
    }
    
    .section { 
        padding: 40px 0; 
    }
    
    .cards.two-col { 
        grid-template-columns: 1fr; 
    }

    .slides {
        width: 100%;
        max-width: 100%;
        aspect-ratio: 1420 / 960;
        height: auto;
        min-height: 0;
    }

    .slider__controls {
        display: none;
    }
    
    .slide__caption {
        position: relative;
        background: linear-gradient(to top, rgba(18, 115, 105, 0.95), rgba(16, 64, 59, 0.85));
        padding: 16px;
        border-radius: 0 0 16px 16px;
    }
    
    .section__header h1 {
        font-size: 36px;
    }
    .section__header h2 {
        font-size: 24px;
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
}

@media (min-width: 900px) { 
    .contacts__grid { 
        grid-template-columns: 1fr 1.1fr; 
    } 
}

@media (min-width: 1200px) { 
    main { 
        padding: 40px; 
    } 
    .section__header h1 {
        font-size: 64px;
    }
    .section__header h2 {
        font-size: 36px;
    }
}

/* Button variations */
.btn-outline {
    background: transparent;
    color: var(--c-primary);
    border: 1px solid var(--c-primary);
}
.btn-outline:hover {
    background: var(--c-primary);
    color: var(--c-white);
}

.btn-secondary {
    background: var(--c-secondary);
    color: var(--c-white);
}
.btn-secondary:hover {
    background: var(--c-primary);
    color: var(--c-white);
}

/* Text styles */
.text-large {
    font-size: 18px;
    line-height: 1.6;
    color: var(--c-gray);
}

.text-small {
    font-size: 14px;
    line-height: 1.4;
    color: var(--c-secondary);
}

/* Utility classes */
.text-center { text-align: center; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.p-1 { padding: 10px; }
.p-2 { padding: 20px; }
.p-3 { padding: 30px; }

/* Special accent elements */
.accent-border {
    border-left: 4px solid var(--c-primary);
    padding-left: 20px;
}

.accent-bg {
    background: linear-gradient(135deg, rgba(18, 115, 105, 0.1), rgba(138, 166, 163, 0.05));
    border-radius: 12px;
    padding: 20px;
}

/* Smooth color transitions */
* {
    transition: background-color 0.3s ease, border-color 0.3s ease;
}