/*
 * Стили мини-сайта «Ампир — Окна Кызыл».
 * Bootstrap подключается отдельным локальным файлом.
 */

:root {
    --ampir-primary: #145DA0;
    --ampir-primary-dark: #0B2942;
    --ampir-accent: #F2A900;
    --ampir-soft: #EAF4FB;
    --ampir-text: #1f2933;
    --ampir-muted: #5b6773;
    --ampir-white: #ffffff;
    --ampir-border: rgba(31, 41, 51, 0.14);
    --ampir-shadow: 0 1.2rem 3rem rgba(15, 23, 42, 0.12);
    --ampir-radius: 0.9rem;
    --ampir-header-height: 5.25rem;
}

html {
    scroll-behavior: smooth;
}

body {
    color: var(--ampir-text);
    background: var(--ampir-white);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.65;
    text-rendering: optimizeLegibility;
}

a {
    color: var(--ampir-primary);
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--ampir-primary-dark);
}

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

button,
a,
summary {
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 0.2rem solid var(--ampir-accent);
    outline-offset: 0.2rem;
}

.section-anchor {
    scroll-margin-top: calc(var(--ampir-header-height) + 1rem);
}

.skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 2000;
    padding: 0.75rem 1rem;
    color: var(--ampir-white);
    background: var(--ampir-primary-dark);
    border-radius: 0.5rem;
    transform: translateY(-150%);
}

.skip-link:focus {
    color: var(--ampir-white);
    transform: translateY(0);
}

.site-header {
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--ampir-border);
    backdrop-filter: blur(0.75rem);
}

.navbar {
    min-height: var(--ampir-header-height);
    padding-block: 0.25rem;
}

.navbar-brand,
.custom-logo-link {
    display: inline-flex;
    align-items: center;
    margin-right: 1rem;
}

.navbar-brand img,
.custom-logo {
    display: block;
    width: auto;
    max-width: 10.5rem;
    max-height: 4.2rem;
}

.navbar-toggler {
    min-width: 2.75rem;
    min-height: 2.75rem;
    border-color: var(--ampir-border);
}

.navbar-nav .nav-link {
    min-height: 2.75rem;
    padding: 0.65rem 0.8rem;
    color: var(--ampir-text);
    font-weight: 600;
}

.navbar-nav .nav-link:hover,
.navbar-nav .current-menu-item > .nav-link {
    color: var(--ampir-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.header-phone {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    color: var(--ampir-primary-dark);
    font-weight: 750;
    text-decoration: none;
    white-space: nowrap;
}

.btn {
    min-height: 2.45rem;
    border-radius: 0.5rem;
    font-weight: 700;
}

.btn-primary {
    --bs-btn-bg: var(--ampir-primary);
    --bs-btn-border-color: var(--ampir-primary);
    --bs-btn-hover-bg: var(--ampir-primary-dark);
    --bs-btn-hover-border-color: var(--ampir-primary-dark);
    --bs-btn-active-bg: var(--ampir-primary-dark);
    --bs-btn-active-border-color: var(--ampir-primary-dark);
}

.btn-outline-primary {
    --bs-btn-color: var(--ampir-primary);
    --bs-btn-border-color: var(--ampir-primary);
    --bs-btn-hover-bg: var(--ampir-primary);
    --bs-btn-hover-border-color: var(--ampir-primary);
}

.hero-section {
    position: relative;
    overflow: hidden;
    padding: 0 0 clamp(3rem, 6vw, 5rem);
    background: linear-gradient(180deg, var(--ampir-white), var(--ampir-soft));
}

/*
 * На широких экранах фоновое изображение main-bg.webp занимает весь
 * первый экран. В нём заранее оставлено свободное место слева под текст.
 */
.hero-intro {
    position: relative;
    display: flex;
    align-items: center;
    isolation: isolate;
    background-image:
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.98) 0%,
            rgba(255, 255, 255, 0.94) 31%,
            rgba(255, 255, 255, 0.68) 44%,
            rgba(255, 255, 255, 0.08) 61%,
            rgba(255, 255, 255, 0) 70%
        ),
        url("../images/main-bg.webp");
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.hero-intro::after {
    position: absolute;
    z-index: -1;
    inset: auto 0 0;
    height: 8rem;
    content: "";
    background: linear-gradient(180deg, transparent, rgba(234, 244, 251, 0.62));
    pointer-events: none;
}

.hero-copy {
    position: relative;
    z-index: 1;
    width: 48%;
    max-width: 45rem;
    padding: clamp(2rem, 2vw, 4rem) 0;
}

.hero-eyebrow,
.section-kicker {
    margin-bottom: 0.75rem;
    color: var(--ampir-primary);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.hero-title {
    max-width: 15ch;
    margin-bottom: 1.25rem;
    color: var(--ampir-primary-dark);
    font-size: clamp(2.25rem, 5.5vw, 4.2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 0.91;
}

.hero-lead {
    max-width: 42rem;
    margin-bottom: 1.75rem;
    color: var(--ampir-muted);
    font-size: clamp(1.08rem, 1.8vw, 1.28rem);
    line-height: 1.3;
}

.hero-points {
    display: grid;
    gap: 0.7rem;
    margin: 0 0 2rem;
    padding: 0;
    list-style: none;
}

.hero-points li {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    font-weight: 650;
}

.hero-points img {
    flex: 0 0 1.5rem;
    margin-top: 0.15rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

/*
 * Квадратный фон для планшетов и смартфонов. На десктопе он скрыт,
 * потому что используется широкоформатный main-bg.webp.
 */
.hero-mobile-background {
    display: none;
}

.measure-form-card {
    position: relative;
    z-index: 1;
    margin-top: clamp(3rem, 6vw, 5rem);
    padding: clamp(1.4rem, 3vw, 2.5rem);
    background: var(--ampir-white);
    border: 1px solid var(--ampir-border);
    border-radius: var(--ampir-radius);
    box-shadow: var(--ampir-shadow);
}

.bitrix-form-host {
    min-height: 14rem;
}

.bitrix-form-host iframe {
    max-width: 100%;
}

.works-section {
    padding: clamp(4rem, 8vw, 7rem) 0;
    background: var(--ampir-white);
}

.section-heading {
    max-width: 48rem;
    margin-bottom: 2rem;
}

.section-heading h2 {
    margin-bottom: 1rem;
    color: var(--ampir-primary-dark);
    font-size: clamp(2rem, 4vw, 3.35rem);
    font-weight: 700;
    letter-spacing: -0.03em;
}

.section-heading p:last-child {
    color: var(--ampir-muted);
    font-size: 1.1rem;
}

.gallery-placeholder {
    padding: clamp(1.5rem, 4vw, 3rem);
    background: var(--ampir-soft);
    border: 1px dashed color-mix(in srgb, var(--ampir-primary) 45%, transparent);
    border-radius: var(--ampir-radius);
    color: var(--ampir-muted);
}

.gallery-placeholder-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.gallery-placeholder-grid span {
    min-height: 11rem;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.45)),
        repeating-linear-gradient(45deg, transparent, transparent 1rem, rgba(255, 255, 255, 0.5) 1rem, rgba(255, 255, 255, 0.5) 2rem);
    border: 1px solid rgba(255, 255, 255, 0.95);
    border-radius: 0.8rem;
}

.contacts-section {
    padding: clamp(4rem, 8vw, 7rem) 0;
    color: var(--ampir-white);
    background: var(--ampir-primary-dark);
}

.section-heading-light h2,
.section-heading-light p,
.contacts-section .section-kicker {
    color: var(--ampir-white);
}

.section-heading-light p:last-child {
    color: rgba(255, 255, 255, 0.75);
}

.contact-card,
.schedule-card,
.requisites-card {
    padding: clamp(1.4rem, 3vw, 2rem);
    color: var(--ampir-text);
    background: var(--ampir-white);
    border-radius: var(--ampir-radius);
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding-bottom: 1.4rem;
}

.contact-item + .contact-item {
    padding-top: 1.4rem;
    border-top: 1px solid var(--ampir-border);
}

.contact-item img {
    flex: 0 0 1.2rem;
}

.contact-item address {
    margin: 0;
    font-style: normal;
}

.map-links,
.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.map-links .btn {
    color: var(--ampir-primary-dark);
    border: 1px solid var(--ampir-border);
}

.social-links a {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    padding: 0.55rem 0.9rem;
    color: var(--ampir-primary-dark);
    background: var(--ampir-soft);
    border-radius: 0.6rem;
    font-weight: 700;
    text-decoration: none;
}

.schedule-list {
    margin: 1.25rem 0 0;
}

.schedule-list div {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem;
    padding: 0.64rem 0;
    border-bottom: 1px solid var(--ampir-border);
}

.schedule-list div:last-child {
    border-bottom: 0;
}

.schedule-list dt,
.schedule-list dd {
    margin: 0;
    font-weight: 600;
}

.requisites-card {
    margin-top: 1.5rem;
}

.requisites-card summary {
    min-height: 2.75rem;
    cursor: pointer;
    font-size: 1.05rem;
    font-weight: 800;
}

.requisites-list {
    display: grid;
    gap: 0.25rem;
    margin: 1rem 0 0;
}

.requisites-list div {
    display: grid;
    grid-template-columns: minmax(10rem, 0.45fr) minmax(0, 1fr);
    gap: 1rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--ampir-border);
}

.requisites-list dt,
.requisites-list dd {
    margin: 0;
}

.requisites-list dt {
    font-weight: 750;
}

.site-footer {
    padding: 2.5rem 0;
    color: rgba(255, 255, 255, 0.78);
    background: #101820;
}

.site-footer a {
    color: var(--ampir-white);
}

.footer-logo {
    width: auto;
    max-width: 10.5rem;
    filter: brightness(0) invert(1);
}

.footer-service {
    margin: 0.5rem 0 0;
}

.footer-heading {
    margin-bottom: 0.6rem;
    color: var(--ampir-white);
    font-weight: 800;
}

.footer-links {
    margin: 0;
    padding: 0;
    list-style: none;
}

.footer-links li + li {
    margin-top: 0.35rem;
}

.copyright,
.footer-developer {
    color: rgba(255, 255, 255, 0.58);
    font-size: 0.9rem;
}

.footer-developer {
    margin-top: 0.35rem;
}

.footer-developer a {
    color: rgba(255, 255, 255, 0.82);
}

.footer-developer a:hover {
    color: var(--ampir-white);
}

.content-fallback {
    min-height: 60vh;
}

.ampir-metrika-noscript {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

@media (max-width: 991.98px) {
    :root {
        --ampir-header-height: 4.75rem;
    }

    .navbar-brand img,
    .custom-logo {
        max-width: 7.75rem;
        max-height: 3.8rem;
    }

    .header-phone.d-lg-none {
        margin-left: auto;
        margin-right: 0.5rem;
        font-size: 0.86rem;
    }

    .navbar-collapse {
        padding: 1rem 0 0.25rem;
    }

    .header-actions {
        align-items: stretch;
        flex-direction: column;
        padding-top: 0.75rem;
        border-top: 1px solid var(--ampir-border);
    }

    .ampir-callback-button {
        width: 100%;
    }

    .hero-intro {
        display: block;
        min-height: 0;
        padding-top: 2.5rem;
        background: none;
    }

    .hero-intro::after {
        display: none;
    }

    .hero-copy {
        width: 100%;
        max-width: none;
        padding: 0;
    }

    .hero-title {
        max-width: 18ch;
    }

    .hero-mobile-background {
        display: block;
        width: 100%;
        aspect-ratio: 1 / 1;
        margin-top: 2.25rem;
        background-image: url("../images/main-bg-mob.webp");
        background-position: center;
        background-repeat: no-repeat;
        background-size: cover;
        border-radius: var(--ampir-radius);
        box-shadow: var(--ampir-shadow);
    }
}

@media (max-width: 767.98px) {
    .hero-actions .btn {
        width: 100%;
    }

    .hero-mobile-background {
        margin-top: 2rem;
        border-radius: 0.8rem;
    }

    .gallery-placeholder-grid {
        grid-template-columns: 1fr;
    }

    .gallery-placeholder-grid span {
        min-height: 8rem;
    }

    .requisites-list div {
        grid-template-columns: 1fr;
        gap: 0.15rem;
    }
}

@media (max-width: 479.98px) {
    .header-phone.d-lg-none {
        max-width: 13rem;
        font-size: 1.2rem;
        line-height: 1.15;
        white-space: normal;
    }

    .navbar-toggler {
        min-width: 2.6rem;
        padding-inline: 0.55rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

@media print {
    .site-header,
    .hero-actions,
    .measure-form-card,
    .site-footer {
        display: none !important;
    }

    .contacts-section {
        color: #000000;
        background: #ffffff;
    }
}