:root{
    --ps-primary:#2c338d;
    --ps-primary-2:#3a44a8;
    --ps-accent:#ffb020;
    --ps-bg:#ffffff;
    --ps-bg-alt:#f4f6fa;
    --ps-text:#333333;
    --ps-muted:#5b6472;
    --ps-border:#e2e7ef;
    --ps-radius:14px;
    --ps-shadow:0 6px 24px rgba(20,40,80,.06);
    --ps-shadow-hover:0 12px 32px rgba(20,40,80,.12);
    --ps-transition:.25s ease;

    /* Фон hero по умолчанию (fallback — используется, если на <main> нет класса ps-page--*) */
    --ps-hero-image: url('/upload/iblock/db2/qt83rkxub5jn3s2yvfbpdjm52fun4i8j/ulichnoe_osveshenie_v_rayone_silikatnogo_ozera.jpeg');
}

*,*::before,*::after{box-sizing:border-box;}

/* ===== Базовый шрифт и параграфы ===== */
body{
    margin:0;
    font-family:'Roboto','Open Sans',system-ui,sans-serif;
    color:var(--ps-text);
    background:var(--ps-bg);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
}

p{
    margin:0 0 10px;
    font-family:'Roboto','Open Sans',sans-serif;
    font-size:15px;
    line-height:1.65;
    color:var(--ps-text);
}

h1, h2, h3, h4, h5, h6, li, span {
    font-family: 'Roboto','Open Sans',sans-serif!important;
}

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

/* ===== Контейнер ===== */
.ps-container{
    width:100%;
    margin:0 auto;
    padding:0 20px;
}

/* ===== HERO ===== */
.ps-hero {
    position: relative;
    padding: 25px 0 33px;
    background: linear-gradient(135deg, rgba(44, 51, 141, .92), rgba(44, 51, 141, .78)), var(--ps-hero-image) center / cover no-repeat;
    color: #fff;
    overflow: hidden;
    border-radius: 30px 30px 0 0;
    border: 0px solid #2d328e;
    overflow: hidden;
}

/* Переопределение фона hero для страницы «Монтаж» */
.ps-page--mounting{
    --ps-hero-image: url('/upload/iblock/db2/qt83rkxub5jn3s2yvfbpdjm52fun4i8j/ulichnoe_osveshenie_v_rayone_silikatnogo_ozera.jpeg');
}

/* Переопределение фона hero для страницы «Проектирование» */
.ps-page--project{
    --ps-hero-image: url('/upload/iblock/013/01304e510ef186dade6a340705f222ec/8ea48f3.jpg');
}

.ps-hero::after{
    content:"";
    position:absolute;
    inset:auto -10% -40% auto;
    width:520px;height:520px;
    background:radial-gradient(circle, rgb(249 249 249 / 35%), transparent 60%);
    pointer-events:none;
}
.ps-hero__inner{position:relative;z-index:2;}
.ps-hero__eyebrow{
    display:inline-block;
    font-size:16px;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--ps-accent);
    margin:0 0 20px;
    padding:8px 18px;
    border:1px solid rgba(255,176,32,.5);
    border-radius:999px;
}
.ps-hero__title{
    font-size:34px;
    font-weight:800;
    line-height:1.12;
    margin:0 0 20px;
    max-width:900px;
}
.ps-hero__subtitle{
    font-size:20px;
    color:rgba(255,255,255,.9);
    margin:0 0 36px;
    line-height:1.6;
    max-width:760px;
}
.ps-hero__actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ===== КНОПКИ ===== */
.ps-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:15px 30px;
    border-radius:999px;
    font-weight:600;
    font-size:16px;
    text-decoration:none;
    transition:var(--ps-transition);
    border:1.5px solid transparent;
    cursor:pointer;
    font-family:'Roboto',sans-serif;
}
.ps-btn--primary {
    background: #fff;
    color: #1c1f26;
}
.ps-btn--primary:hover {
    background: #f5f4f4;
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgb(225 225 225 / 35%);
    color: #000 !important;
}
.ps-btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.ps-btn--ghost:hover{background:rgba(255,255,255,.12);}
.ps-btn--lg{padding:18px 40px;font-size:18px;}

/* ===== TRUST BAR ===== */
.ps-trust{
    background:#1b2166;
    color:#fff;
    padding:20px 0;
    font-size:16px;
	border-radius: 0 0 30px 30px;
    border: 0px solid #2d328e;
    overflow: hidden;
}
.ps-trust__list{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    gap:14px 36px;
    margin:0;padding:0;
    list-style:none;
}
.ps-trust__list li{
    position:relative;
    padding-left:22px;
    opacity:.95;
    font-size:16px;
    line-height:1.5;
}
.ps-trust__list li::before{
    content:"✓";
    position:absolute;
    left:0;
    color:var(--ps-accent);
    font-weight:700;
    font-size:17px;
}

/* ===== STICKY NAV ===== */
.ps-nav{
    position:sticky;
    top:0;
    z-index:100;
    background:rgba(255,255,255,.95);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--ps-border);
}
.ps-nav__list{
    display:flex;
    gap:8px;
    justify-content:center;
    margin:0;
    padding:20px 0;
    list-style:none;
    flex-wrap:wrap;
}
.ps-nav__link{
    padding:11px 20px;
    border-radius:999px;
    font-weight:500;
    font-size:16px;
    color:var(--ps-muted);
    text-decoration:none;
    transition:var(--ps-transition);
    font-family:'Roboto',sans-serif;
}
.ps-nav__link:hover,
.ps-nav__link.is-active{
    background:rgba(44,51,141,.1);
    color:var(--ps-primary);
}

/* ===== СЕКЦИИ ===== */
.ps-section{padding:75px 0;}
.ps-section--alt{background:var(--ps-bg-alt);}
.ps-section__header{max-width:900px;margin:0 0 56px;}
.ps-section__eyebrow{
    font-size:16px;
    letter-spacing:.12em;
    text-transform:uppercase;
    color:var(--ps-primary-2);
    font-weight:700;
    margin:0 0 16px;
}
.ps-section__title{
    font-size:38px;
    font-weight:800;
    line-height:1.15;
    margin:0 0 20px;
    color:var(--ps-primary);
}
.ps-section__lead{
    font-size:18px;
    color:var(--ps-muted);
    margin:0;
    line-height:1.7;
}

/* ===== BENTO GRID ===== */
.ps-bento{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    gap:24px;
}
.ps-card{
    background:#fff;
    border:1px solid var(--ps-border);
    border-radius:30px;
    padding:32px;
    box-shadow:var(--ps-shadow);
    transition:var(--ps-transition);
    display:flex;
    flex-direction:column;
    grid-column:span 2;
}
.ps-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--ps-shadow-hover);
}
.ps-card--wide{grid-column:span 4;}
.ps-card--accent{
    background:linear-gradient(135deg,var(--ps-primary),var(--ps-primary-2));
    color:#fff;
    border-color:transparent;
}
.ps-card--accent .ps-card__tag{color:var(--ps-accent);}
.ps-card--accent .ps-card__title{color:#fff;}
.ps-card--accent .ps-card__text{color:rgba(255,255,255,.92);}

.ps-card__tag{
    font-size:14px;
    letter-spacing:.12em;
    text-transform:uppercase;
    color:var(--ps-primary-2);
    font-weight:700;
    margin:0 0 12px;
}
.ps-card__title{
    font-size:21px;
    font-weight:700;
    margin:0 0 14px;
    color:var(--ps-primary);
    line-height:1.3;
}
.ps-card__text{
    margin:0 0 14px;
    color:var(--ps-muted);
    font-size:16px;
    line-height:1.65;
}

/* Списки в карточках */
.ps-list{margin:0 0 6px;padding:0;list-style:none;}
.ps-list li{
    position:relative;
    padding:8px 0 8px 24px;
    font-size:16px;
    color:var(--ps-muted);
    line-height:1.6;
}
.ps-list li::before{
    content:"";
    position:absolute;
    left:0;top:16px;
    width:9px;height:9px;
    border-radius:50%;
    background:var(--ps-accent);
}
.ps-card--accent .ps-list li{color:rgba(255,255,255,.95);}

/* ===== ФОТО-БАННЕР ВО ВСЮ ШИРИНУ С ПАРАЛЛАКСОМ ===== */
.ps-photo-banner{
    position:relative;
    margin:64px 0 0;
    padding:0;
    overflow:hidden;
}

.ps-photo-banner__link{
    position:relative;
    display:block;
    height:420px;
    text-decoration:none;
    color:#fff;
    overflow:hidden;
}

.ps-photo-banner__img{
    position:absolute;
    /* Запас высоты, чтобы не было пустых полос при смещении параллакса */
    top:-20%;
    left:0;
    width:100%;
    height:140%;
    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;
    transition:transform .15s linear;
    will-change:transform;
    z-index:0;
}

.ps-photo-banner__link::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(
        180deg,
        rgba(44,51,141,.15) 0%,
        rgba(44,51,141,.55) 100%
    );
    transition:background .3s ease;
    pointer-events:none;
    z-index:1;
}

.ps-photo-banner__link:hover::after{
    background:linear-gradient(
        180deg,
        rgba(44,51,141,.05) 0%,
        rgba(44,51,141,.65) 100%
    );
}

.ps-photo-banner__caption{
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    z-index:2;
    padding:24px 40px;
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:16px;
}

.ps-photo-banner__caption-text{
    font-size:18px;
    font-weight:600;
    color:#fff;
    text-shadow:0 2px 8px rgba(0,0,0,.35);
    max-width:80%;
}

/* ===== CTA ===== */
.ps-cta{
    padding:110px 0;
    background:linear-gradient(135deg,var(--ps-primary),#1b2166);
    color:#fff;
    text-align:center;
    margin-bottom:50px;
    border-radius:30px;
}
.ps-cta__title{
    font-size:36px;
    font-weight:800;
    margin:0 0 18px;
}
.ps-cta__text{
    max-width:680px;
    margin:0 auto 32px;
    color:rgba(255,255,255,.9);
    font-size:18px;
    line-height:1.7;
}

/* ===== LIGHTBOX ===== */
.ps-lightbox-modal{
    position:fixed;
    inset:0;
    z-index:9999;
    display:flex;
    align-items:center;
    justify-content:center;
    opacity:0;
    visibility:hidden;
    transition:.3s;
    padding:20px;
}
.ps-lightbox-modal.is-open{opacity:1;visibility:visible;}
.ps-lightbox-modal__overlay{
    position:absolute;
    inset:0;
    background:rgba(0,0,0,.9);
    cursor:pointer;
}
.ps-lightbox-modal__body{
    position:relative;
    z-index:2;
    max-width:92%;
    max-height:92%;
    border-radius:var(--ps-radius);
    padding:20px;
    display:flex;
    flex-direction:column;
    align-items:center;
}
.ps-lightbox-modal__img{max-width:100%;max-height:75vh;border-radius:6px;}
.ps-lightbox-modal__caption{
    margin:16px 0 0;
    color:var(--ps-muted);
    font-size:15px;
    text-align:center;
}
.ps-lightbox-modal__close{
    position:absolute;
    top:-14px;right:-14px;
    width:44px;height:44px;
    border-radius:50%;
    background:#ffffff5e;
    border:none;
    color:#1c1f26;
    font-size:28px;
    line-height:1;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:var(--ps-transition);
}
.ps-lightbox-modal__close:hover{transform:rotate(90deg);}

/* ===== REVEAL ===== */
.ps-reveal{
    opacity:0;
    transform:translateY(24px);
    transition:opacity .6s ease, transform .6s ease;
}
.ps-reveal.is-visible{opacity:1;transform:none;}

/* =========================================================
   АДАПТИВ
   ========================================================= */

/* ===== Планшеты (1024px и меньше) ===== */
@media (max-width:1024px){
    .ps-section{padding:80px 0;}
    .ps-section__header{margin-bottom:44px;}

    .ps-bento{grid-template-columns:repeat(4,1fr);gap:20px;}
    .ps-card{grid-column:span 2;padding:26px;}
    .ps-card--wide{grid-column:span 4;}

    .ps-hero{padding:40px 0 50px;}
    .ps-hero__title{font-size:36px;}
    .ps-hero__subtitle{font-size:18px;}

    .ps-cta{padding:80px 0;}

    .ps-photo-banner{margin-top:48px;}
    .ps-photo-banner__link{height:360px;}
    .ps-photo-banner__caption{padding:20px 28px;}
    .ps-photo-banner__caption-text{font-size:17px;}
}

/* ===== Планшеты вертикальные / крупные телефоны (768px и меньше) ===== */
@media (max-width:768px){
    .ps-container{padding:0 18px;}

    .ps-hero{padding:32px 0 40px;}
    .ps-hero__title{font-size:30px;margin-bottom:16px;}
    .ps-hero__subtitle{font-size:17px;margin-bottom:28px;}
    .ps-hero__eyebrow{font-size:14px;padding:6px 14px;margin-bottom:16px;}
    .ps-hero__actions{gap:10px;}

    .ps-trust{padding:16px 0;font-size:15px;}
    .ps-trust__list{gap:10px 24px;}
    .ps-trust__list li{font-size:15px;padding-left:20px;}

    .ps-nav__list{padding:12px 0;gap:6px;}
    .ps-nav__link{padding:9px 16px;font-size:15px;}

    .ps-section{padding:64px 0;}
    .ps-section__header{margin-bottom:36px;}
    .ps-section__eyebrow{font-size:14px;margin-bottom:12px;}
    .ps-section__title{font-size:28px;margin-bottom:16px;}
    .ps-section__lead{font-size:16px;}

    .ps-bento{grid-template-columns:1fr;gap:16px;}
    .ps-card,
    .ps-card--wide{grid-column:span 1;}
    .ps-card{padding:24px;}
    .ps-card__title{font-size:19px;}
    .ps-card__text{font-size:15px;}
    .ps-list li{font-size:15px;}

    .ps-btn{padding:13px 24px;font-size:15px;}
    .ps-btn--lg{padding:15px 30px;font-size:16px;}

    .ps-cta{padding:60px 0;margin-bottom:30px;border-radius:20px;}
    .ps-cta__title{font-size:26px;}
    .ps-cta__text{font-size:16px;}

    .ps-lightbox-modal__close{top:8px;right:8px;width:38px;height:38px;font-size:22px;}
    .ps-lightbox-modal__body{padding:14px;}

    /* Фото-баннер на планшете/мобиле */
    .ps-photo-banner{margin-top:36px;}
    .ps-photo-banner__link{height:280px;}
    .ps-photo-banner__img{top:0;height:100%;} /* Без запаса — параллакс отключён */
    .ps-photo-banner__caption{padding:16px 20px;}
    .ps-photo-banner__caption-text{font-size:15px;max-width:100%;}
}

/* ===== Телефоны (480px и меньше) ===== */
@media (max-width:480px){
    .ps-container{padding:0 14px;}

    .ps-hero{padding:24px 0 32px;}
    .ps-hero__title{font-size:26px;line-height:1.18;}
    .ps-hero__subtitle{font-size:16px;margin-bottom:24px;}
    .ps-hero__eyebrow{font-size:13px;padding:5px 12px;}
    .ps-hero__actions{flex-direction:column;align-items:stretch;}
    .ps-hero__actions .ps-btn{width:100%;}

    .ps-trust__list{flex-direction:column;align-items:flex-start;gap:8px;}
    .ps-trust__list li{font-size:14px;}

    .ps-nav__list{
        justify-content:flex-start;
        overflow-x:auto;
        flex-wrap:nowrap;
        padding:10px 14px;
        -webkit-overflow-scrolling:touch;
        scrollbar-width:none;
    }
    .ps-nav__list::-webkit-scrollbar{display:none;}
    .ps-nav__link{white-space:nowrap;font-size:14px;padding:8px 14px;}

    .ps-section{padding:48px 0;}
    .ps-section__header{margin-bottom:28px;}
    .ps-section__eyebrow{font-size:13px;}
    .ps-section__title{font-size:23px;}
    .ps-section__lead{font-size:15px;}

    .ps-card{padding:20px;}
    .ps-card__tag{font-size:13px;}
    .ps-card__title{font-size:18px;}
    .ps-card__text{font-size:15px;}
    .ps-list li{font-size:15px;padding-left:20px;}

    .ps-btn{padding:12px 20px;font-size:15px;}
    .ps-btn--lg{padding:14px 24px;font-size:15px;width:100%;}

    .ps-cta{padding:48px 0;margin-bottom:20px;border-radius:16px;}
    .ps-cta__title{font-size:22px;}
    .ps-cta__text{font-size:15px;margin-bottom:24px;}

    .ps-lightbox-modal__body{padding:10px;border-radius:10px;}
    .ps-lightbox-modal__caption{font-size:14px;}
    .ps-lightbox-modal__close{top:6px;right:6px;width:34px;height:34px;font-size:20px;}

    /* Фото-баннер на телефоне */
    .ps-photo-banner{margin-top:28px;}
    .ps-photo-banner__link{height:220px;}
    .ps-photo-banner__caption{padding:12px 16px;}
    .ps-photo-banner__caption-text{font-size:14px;}
}

/* ===== LIGHTBOX: галерея ===== */
.ps-lightbox-modal__body{
    position:relative;
    display:flex;
    flex-direction:column;
    align-items:center;
    padding:20px 70px 16px;
    max-width:96%;
    max-height:96%;
}

.ps-lightbox-modal__stage{
    position:relative;
    display:flex;
    align-items:center;
    justify-content:center;
    overflow:hidden;
    border-radius:8px;
    background:#0b0b0b;
    cursor:grab;
    touch-action:pan-y;
    user-select:none;
    max-width:100%;
}
.ps-lightbox-modal__stage:active{cursor:grabbing;}

.ps-lightbox-modal__img{
    max-width:100%;
    max-height:75vh;
    display:block;
    border-radius:6px;
    pointer-events:none;
    transition:transform .25s ease;
}

/* Стрелки */
.ps-lightbox-modal__nav{
    position:absolute;
    top:50%;
    transform:translateY(-50%);
    width:52px;height:52px;
    border-radius:50%;
    background:rgba(255,255,255,.12);
    border:1px solid rgba(255,255,255,.25);
    color:#fff;
    font-size:20px;
    line-height:1;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:background .2s, transform .2s;
    z-index:3;
}
.ps-lightbox-modal__nav:hover{
    background:rgba(255,255,255,.25);
}
.ps-lightbox-modal__nav--prev{left:-15px;}
.ps-lightbox-modal__nav--next{right:-15px;}

/* Футер с подписью и счётчиком */
.ps-lightbox-modal__footer{
    margin-top:14px;
    text-align:center;
    color:#fff;
    width:100%;
}
.ps-lightbox-modal__caption{
    margin:0 0 6px;
    font-size:15px;
    color:rgba(255,255,255,.9);
}
.ps-lightbox-modal__counter{
    margin:0;
    font-size:14px;
    color:rgba(255,255,255,.55);
    letter-spacing:.05em;
}

/* Адаптив */
@media (max-width:768px){
    .ps-lightbox-modal__body{padding:14px 50px 12px;}
    .ps-lightbox-modal__nav{width:42px;height:42px;font-size:17px;}
    .ps-lightbox-modal__nav--prev{left:4px;}
    .ps-lightbox-modal__nav--next{right:4px;}
    .ps-lightbox-modal__img{max-height:60vh;}
    .ps-lightbox-modal__caption{font-size:14px;}
}

@media (max-width:480px){
    .ps-lightbox-modal__body{padding:10px 8px 8px;}
    .ps-lightbox-modal__nav{
        top:auto;
        bottom:-2px;
        transform:none;
        width:40px;height:40px;
    }
    .ps-lightbox-modal__nav--prev{left:calc(50% - 75px);}
    .ps-lightbox-modal__nav--next{right:calc(50% - 75px);}
    .ps-lightbox-modal__img{max-height:55vh;}
}

/* ===== Кнопка на светлом фоне (для PDF и подобных) ===== */
.ps-btn--dark{
    background:var(--ps-primary);
    color:#fff;
}
.ps-btn--dark:hover{
    background:var(--ps-primary-2);
    transform:translateY(-2px);
    box-shadow:0 10px 24px rgba(44,51,141,.25);
    color:#fff;
}

/* ===== Блок скачивания презентаций ===== */
.ps-card--downloads{
    justify-content:flex-start;
}

.ps-downloads{
    list-style:none;
    margin:16px 0 0;
    padding:0;
    display:flex;
    flex-direction:column;
    gap:10px;
    margin-top:auto;
}

.ps-downloads__item{
    margin:0;
}

.ps-downloads__link{
    display:flex;
    align-items:center;
    gap:14px;
    padding:12px 16px;
    border:1px solid var(--ps-border);
    border-radius:10px;
    background:#fff;
    text-decoration:none;
    color:var(--ps-text);
    transition:var(--ps-transition);
    position:relative;
}

.ps-downloads__link:hover{
    border-color:var(--ps-primary);
    background:rgba(44,51,141,.04);
    transform:translateY(-2px);
    box-shadow:0 8px 20px rgba(44,51,141,.1);
}

.ps-downloads__icon{
    flex-shrink:0;
    width:44px;
    height:44px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:8px;
    background:var(--ps-primary);
    color:#fff;
    font-size:12px;
    font-weight:700;
    letter-spacing:.05em;
}

.ps-downloads__info{
    display:flex;
    flex-direction:column;
    gap:2px;
    flex:1;
    min-width:0;
}

.ps-downloads__name{
    font-size:15px;
    font-weight:600;
    color:var(--ps-primary);
    line-height:1.3;
}

.ps-downloads__hint{
    font-size:13px;
    color:var(--ps-muted);
    line-height:1.3;
}

.ps-downloads__arrow{
    flex-shrink:0;
    font-size:18px;
    color:var(--ps-muted);
    transition:var(--ps-transition);
}

.ps-downloads__link:hover .ps-downloads__arrow{
    color:var(--ps-primary);
    transform:translateY(2px);
}

/* Адаптив */
@media (max-width:480px){
    .ps-downloads__link{padding:10px 12px;gap:10px;}
    .ps-downloads__icon{width:38px;height:38px;font-size:11px;}
    .ps-downloads__name{font-size:14px;}
    .ps-downloads__hint{font-size:12px;}
}