:root {
    --bg-main: #000000;
    --bg-page: #000000;
    --accent: #267DFF;
    --text-white: #FFFFFF;
    --text-muted: #C0C0C0;
    --text-dark: #111111;
    --card-placeholder: #D9D9D9;
    --font-main: 'Manrope', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-main);
}

body {
    background-color: var(--bg-main);
    color: var(--text-white);
    font-family: var(--font-main);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

img, video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Аппаратное ускорение для предотвращения крашей видео */
.case-media-el, .work-card__video, .hero__video {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Контейнер по сетке Figma: 1440px */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 40px;
}

/* ================= HEADER (98px height) ================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 98px;
    background-color: var(--bg-main);
    z-index: 9999;
}

    .header::before {
        content: '';
        position: absolute;
        bottom: 100%;
        left: 0;
        width: 100%;
        height: 100px;
        background-color: var(--bg-main);
        pointer-events: none;
    }

.header__inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__brand {
    font-weight: 800;
    font-size: 14px;
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: var(--text-white);
    text-transform: uppercase;
}

.header__nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.header__link {
    font-weight: 500;
    font-size: 14px;
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: var(--text-white);
    transition: color 0.2s ease;
}

    .header__link:hover {
        text-decoration: underline;
    }

.header__actions {
    display: flex;
    align-items: center;
    gap: 32px;
}

.header__cta-link {
    font-weight: 800;
    font-size: 16px;
    line-height: 1;
    letter-spacing: -0.02em;
    text-decoration: underline;
    color: var(--text-white);
    transition: color 0.2s ease;
}

    .header__cta-link:hover {
        color: var(--accent);
    }

.header__cta-btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 8px 12px;
    height: 32px;
    background-color: var(--accent);
    font-weight: 800;
    font-size: 16px;
    line-height: 1;
    letter-spacing: -0.02em;
    color: rgba(0, 0, 0, 0.86);
    transition: color 0.2s ease;
}

    .header__cta-btn:hover {
        color: var(--text-white);
    }

.burger-btn,
.mobile-menu {
    display: none;
}

/* ================= HERO (Полноэкранный адаптивный баннер) ================= */
.hero,
.case-hero-utro,
.case-hero-coffee,
.case-hero-book,
.case-hero-most,
.case-hero-chips,
.case-hero-vano {
    position: relative;
    width: 100%;
    height: 100vh;
    height: 100svh;
    background-color: var(--card-placeholder);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0;
}

.hero__bg,
.case-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.hero__video,
.case-hero-utro video,
.case-hero-most video,
.case-hero-chips video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    transform: none;
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 90%;
    padding: 98px 20px 0 20px;
    margin: 0 auto;
}

@keyframes heroFadeUp {
    0% {
        opacity: 0;
        transform: translateY(36px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__title {
    font-weight: 800;
    font-size: clamp(36px, 5.5vw, 80px);
    line-height: 0.92;
    color: var(--text-white);
    margin-bottom: 20px;
    white-space: nowrap;
    opacity: 0;
    animation: heroFadeUp 1s cubic-bezier(0.22, 1, 0.36, 1) 0.15s forwards;
}

.hero__services {
    font-weight: 400;
    font-size: clamp(16px, 1.8vw, 24px);
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--text-white);
    max-width: 572px;
    margin: 0 auto;
    opacity: 0;
    animation: heroFadeUp 1s cubic-bezier(0.22, 1, 0.36, 1) 0.4s forwards;
}

/* ================= ОБО МНЕ ================= */
.about {
    margin-top: 64px;
    display: grid;
    grid-template-columns: 454px 1fr;
    gap: 56px;
    align-items: center;
}

.about__photo-wrap {
    width: 454px;
    height: 528px;
    background: var(--card-placeholder);
    border: 1px solid #000000;
    filter: drop-shadow(0px 0px 134.9px rgba(0, 44, 190, 0.19));
    overflow: hidden;
}

.about__text {
    max-width: 780px;
}

.about__heading {
    font-weight: 400;
    font-size: 52px;
    line-height: 1.08;
    letter-spacing: -0.04em;
    color: var(--text-white);
    min-height: 220px;
    margin-bottom: 24px;
    cursor: pointer;
    white-space: pre-line;
}

.typewriter__caret {
    display: inline-block;
    width: 2.5px;
    height: 44px;
    background-color: var(--text-white);
    vertical-align: middle;
    margin-left: 4px;
    animation: blink 0.8s step-end infinite;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

.about__desc {
    font-weight: 400;
    font-size: 20px;
    line-height: 25px;
    color: var(--text-muted);
    max-width: 740px;
}

/* ================= ИЗБРАННЫЕ РАБОТЫ ================= */
.works {
    margin-top: 88px;
    padding-bottom: 88px;
}

.works__section-title {
    font-weight: 700;
    font-size: 40px;
    line-height: 48px;
    letter-spacing: -0.05em;
    text-transform: uppercase;
    margin-bottom: 28px;
}

.works__list {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.works__row-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.work-card__link {
    display: block;
}

.work-card__img-wrap {
    width: 100%;
    background-color: var(--card-placeholder);
    overflow: hidden;
    margin-bottom: 12px;
    position: relative;
    transition: transform 0.4s ease;
}

.work-card--full .work-card__img-wrap {
    height: 780px;
}

.work-card--half .work-card__img-wrap {
    height: 422px;
}

.work-card__link:hover .work-card__img-wrap {
    transform: none;
}

.work-card__video, .work-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: none;
}

.work-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
}

.work-card__title {
    font-weight: 700;
    font-size: 36px;
    line-height: 34px;
    color: var(--text-white);
}

.work-card__tag {
    font-weight: 400;
    font-size: 16px;
    line-height: 22px;
    text-transform: uppercase;
    color: var(--text-muted);
    text-align: right;
}

.work-card__desc {
    font-weight: 500;
    font-size: 16px;
    line-height: 20px;
    color: var(--text-muted);
    max-width: 704px;
}

/* ================= СТИЛИ ПОДСТРАНИЦ КЕЙСОВ ================= */
.case-page {
    padding-top: 0;
}

.case-desc-section {
    padding: 64px 40px 48px;
}

.case-desc-grid {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 64px;
    width: 100%;
}

.case-desc-title {
    width: 440px;
    flex-shrink: 0;
    font-family: 'Manrope', sans-serif;
    font-weight: 400;
    font-size: 56px;
    line-height: 1.05;
    letter-spacing: -0.05em;
    color: #FFFFFF;
    margin: 0;
}

.case-desc-text {
    width: 704px;
    max-width: 100%;
    font-family: 'Manrope', sans-serif;
    font-weight: 400;
    font-size: 20px;
    line-height: 25px;
    color: #C0C0C0;
    margin: 0;
}

/* Безопасный отступ для текстов в галерее, предотвращающий наезд на фото */
.case-gallery .case-desc-text {
    margin: 24px 0 !important;
}

.case-text-right {
    margin-left: auto;
}

.case-gallery {
    display: flex;
    flex-direction: column;
    gap: 28px;
    padding-bottom: 24px;
}

.case-media-box {
    width: 100%;
    height: auto;
    overflow: hidden;
}

.case-media-el {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    object-position: center center;
}

.case-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    width: 100%;
    align-items: stretch;
}

    .case-grid-2 .case-media-box.half {
        width: 100%;
        height: auto;
        display: flex;
    }

        .case-grid-2 .case-media-box.half .case-media-el {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .case-grid-2 .case-media-box.half.case-text-box {
            height: auto;
            display: flex;
            align-items: center;
        }

.case-media-box.book-cover-final {
    height: 620px !important;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
}

    .case-media-box.book-cover-final .case-media-el {
        object-fit: contain !important;
        width: auto;
        max-width: 100%;
        max-height: 100%;
    }

/* ================= СЛЕДУЮЩИЙ ПРОЕКТ (ДЕКТОП) ================= */
.next-project-section {
    padding: 16px 0 24px;
}

.next-project-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    align-items: start;
    width: 100%;
}

.next-project-heading {
    font-family: 'Manrope', sans-serif;
    font-weight: 400;
    font-size: 56px;
    line-height: 1.05;
    letter-spacing: -0.05em;
    color: #FFFFFF;
    margin: 0;
}

.next-card {
    display: block;
    width: 100%;
    max-width: 100%;
}

.next-card__img-wrap {
    width: 100%;
    height: 422px;
    background-color: var(--card-placeholder);
    overflow: hidden;
    margin-bottom: 6px !important;
}

    .next-card__img,
    .next-card__img-wrap video.case-media-el {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

.next-card__title {
    display: block;
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
    font-size: 30px; /* Уменьшено на пару пунктов */
    line-height: 1.1;
    color: #FFFFFF;
    margin: 0 !important;
    padding: 0 !important;
}

/* ================= ФУТЕР ================= */
.footer {
    width: 100%;
    background-color: var(--accent);
    color: var(--text-dark);
    padding: 56px 0;
}

.footer__inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: auto;
    gap: 32px;
}

.footer__heading {
    font-weight: 700;
    font-size: 84px;
    line-height: 1.02;
    letter-spacing: -0.05em;
    text-transform: uppercase;
    color: var(--text-dark);
    max-width: 1200px;
    margin-bottom: 0;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    width: 100%;
}

.footer__email {
    font-weight: 400;
    font-size: 34px;
    line-height: 1.2;
    letter-spacing: -1px;
    color: var(--text-dark);
}

.footer__socials {
    display: flex;
    gap: 28px;
}

.footer__social-link {
    font-weight: 700;
    font-size: 20px;
    line-height: 27px;
    color: var(--text-dark);
    transition: color 0.2s ease;
}

    .footer__social-link:hover {
        color: var(--text-white);
    }

/* ================= BREAKPOINT: 1024px (Ноутбуки и крупные планшеты) ================= */
@media (max-width: 1199px) {
    body {
        background-color: var(--bg-main);
    }

    .container,
    .case-desc-section {
        padding-left: 32px;
        padding-right: 32px;
    }

    .about {
        grid-template-columns: 300px 1fr;
        gap: 40px;
        margin-top: 48px;
    }

    .about__photo-wrap {
        width: 300px;
        height: 350px;
    }

    .about__heading {
        font-size: 34px;
        line-height: 1.12;
        min-height: 150px;
    }

    .typewriter__caret {
        height: 30px;
    }

    .about__desc {
        font-size: 16px;
        line-height: 21px;
    }

    .works__section-title {
        font-size: 32px;
        line-height: 37px;
    }

    .work-card--full .work-card__img-wrap {
        height: 520px;
    }

    .work-card--half .work-card__img-wrap {
        height: 290px;
    }

    .work-card__title {
        font-size: 28px;
        line-height: 30px;
    }

    .case-desc-grid {
        gap: 40px;
    }

    .case-desc-title {
        width: 280px;
        font-size: 40px;
    }

    .case-desc-text {
        width: 100%;
        font-size: 17px;
        line-height: 22px;
    }

    .case-grid-2 .case-media-box.half {
        height: auto;
    }

    .next-project-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }

    .next-project-heading {
        font-size: 40px;
    }

    .next-card {
        width: 100%;
    }

    .next-card__img-wrap {
        height: 290px;
    }

    .footer {
        padding: 48px 0;
    }

    .footer__heading {
        font-size: 52px;
        line-height: 1.1;
        letter-spacing: -2.5px;
    }

    .footer__email {
        font-size: 24px;
    }

    .footer__social-link {
        font-size: 14px;
    }
}

/* ================= BREAKPOINT: Планшеты 768x1024 ================= */
@media (max-width: 900px) {
    body {
        background-color: var(--bg-main);
        padding-top: 64px;
    }

    .container,
    .case-desc-section {
        padding-left: 24px;
        padding-right: 24px;
    }

    .header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 64px;
        background-color: var(--bg-main);
        z-index: 9999;
    }

    .header__nav,
    .header__actions {
        display: none;
    }

    .burger-btn {
        display: block;
        width: 28px;
        height: 28px;
        background: none;
        border: none;
        cursor: pointer;
        position: relative;
        z-index: 210;
    }

    .burger-btn__icon,
    .burger-btn__icon::before,
    .burger-btn__icon::after {
        content: '';
        position: absolute;
        left: 2px;
        right: 2px;
        height: 2.5px;
        background-color: var(--accent);
        transition: 0.3s ease;
    }

    .burger-btn__icon {
        top: 13px;
    }

        .burger-btn__icon::before {
            top: -7px;
            left: 0;
            right: 0;
        }

        .burger-btn__icon::after {
            top: 7px;
            left: 0;
            right: 0;
        }

    .mobile-menu {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background-color: var(--bg-main);
        z-index: 10000;
        transform: translateY(-100%);
        transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
        padding: 20px 24px 36px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

        .mobile-menu.is-open {
            transform: translateY(0);
        }

    .mobile-menu__top {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 32px;
    }

    .mobile-menu__close {
        width: 32px;
        height: 32px;
        background: none;
        border: none;
        cursor: pointer;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;
    }

        .mobile-menu__close::before,
        .mobile-menu__close::after {
            content: '';
            position: absolute;
            width: 22px;
            height: 2.5px;
            background-color: var(--accent);
        }

        .mobile-menu__close::before {
            transform: rotate(45deg);
        }

        .mobile-menu__close::after {
            transform: rotate(-45deg);
        }

    .mobile-menu__body {
        display: flex;
        justify-content: space-between;
        gap: 48px;
    }

    .mobile-menu__nav {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .mobile-menu__link {
        font-weight: 500;
        font-size: 16px;
        color: var(--text-white);
    }

    .mobile-menu__actions {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    main:not(.case-page) > .hero {
        margin-top: 0 !important;
        height: calc(100svh - 64px) !important;
    }

    .case-page > .hero,
    .case-hero-utro,
    .case-hero-coffee,
    .case-hero-book,
    .case-hero-most,
    .case-hero-chips,
    .case-hero-vano {
        margin-top: 0 !important;
        height: 460px !important;
    }

    .hero__content {
        padding: 0 16px;
        width: 100%;
    }

    .about {
        grid-template-columns: 230px 1fr;
        gap: 28px;
    }

    .about__photo-wrap {
        width: 230px;
        height: auto;
    }

    .about__photo {
        width: 100%;
        height: auto;
        object-fit: contain;
    }

    .about__heading {
        font-size: 24px;
        line-height: 28px;
        min-height: 112px;
    }

    .about__desc {
        font-size: 15px;
        line-height: 20px;
    }

    .works {
        margin-top: 64px;
        padding-bottom: 64px;
    }

    .works__section-title {
        font-size: 24px;
        line-height: 28px;
    }

    .works__row-2col {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .work-card--full .work-card__img-wrap {
        height: 400px;
    }

    .work-card--half .work-card__img-wrap {
        height: 210px;
    }

    .work-card__title {
        font-size: 22px;
        line-height: 24px;
    }

    .work-card__desc {
        display: none;
    }

    .case-desc-title {
        width: 220px;
        font-size: 32px;
    }

    .case-desc-text {
        font-size: 15px;
        line-height: 20px;
    }

    .case-gallery {
        gap: 20px;
        padding-bottom: 20px;
    }

    .case-grid-2 {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        align-items: stretch;
    }

        .case-grid-2 .case-media-box.half {
            height: auto;
        }

    .next-project-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 20px !important;
    }

    .next-project-heading {
        font-size: 36px !important;
    }

    .next-card {
        width: 100% !important;
    }

    .next-card__img-wrap {
        height: 240px !important;
    }

    .next-card__title {
        font-size: 24px !important; /* Уменьшено на пару пунктов для планшетов */
    }

    .next-project-section {
        padding: 16px 0 20px !important;
    }

    .footer {
        padding: 40px 0 !important;
    }

    .footer__heading {
        font-size: 52px !important;
        line-height: 1.05 !important;
        letter-spacing: -1.5px;
    }

    .footer__email {
        font-size: 24px;
    }
}

/* ================= BREAKPOINT: Смартфоны (до 640px) ================= */
@media (max-width: 640px) {
    .container,
    .case-desc-section {
        padding-left: 16px;
        padding-right: 16px;
    }

    .mobile-menu {
        height: 100dvh;
        padding: 20px 16px 36px;
        transform: translateX(100%);
        border-bottom: none;
    }

        .mobile-menu.is-open {
            transform: translateX(0);
        }

    .mobile-menu__body {
        flex-direction: column;
        justify-content: flex-start;
        gap: 32px;
    }

    .mobile-menu__link {
        font-size: 18px;
    }

    main:not(.case-page) > .hero {
        margin-top: 0 !important;
        height: calc(100svh - 64px) !important;
        min-height: 460px !important;
    }

    .hero__title {
        font-size: clamp(24px, 7.5vw, 38px) !important;
        white-space: nowrap !important;
        margin-bottom: 12px !important;
    }

    .hero__services {
        font-size: 15px !important;
        line-height: 1.25 !important;
    }

    .case-page > .hero,
    .case-hero-utro,
    .case-hero-coffee,
    .case-hero-book,
    .case-hero-most,
    .case-hero-chips,
    .case-hero-vano {
        margin-top: 0 !important;
        height: 300px !important;
        min-height: unset !important;
        background-color: transparent !important;
    }

    .about {
        grid-template-columns: 1fr;
        gap: 24px;
        margin-top: 40px;
    }

    .about__photo-wrap {
        width: 100%;
        height: auto !important;
        max-height: none !important;
    }

    .about__photo {
        width: 100%;
        height: auto !important;
        object-fit: contain !important;
    }

    .about__heading {
        font-size: 22px;
        line-height: 26px;
        min-height: 104px;
        margin-bottom: 16px;
    }

    .typewriter__caret {
        height: 22px;
    }

    .about__desc {
        font-size: 14px;
        line-height: 19px;
    }

    .works {
        margin-top: 48px;
        padding-bottom: 48px;
    }

    .works__section-title {
        font-size: 20px;
        line-height: 24px;
        margin-bottom: 20px;
    }

    .works__list {
        gap: 28px;
    }

    .works__row-2col {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .work-card--full .work-card__img-wrap,
    .work-card--half .work-card__img-wrap {
        height: 220px;
        margin-bottom: 8px;
    }

    .work-card__meta {
        margin-bottom: 0;
    }

    .work-card__title {
        font-size: 18px;
        line-height: 22px;
    }

    .work-card__tag {
        display: none !important;
    }

    .case-desc-section {
        padding-top: 28px;
        padding-bottom: 20px;
    }

    .case-desc-grid {
        flex-direction: column;
        gap: 12px;
    }

    .case-desc-title {
        width: 100%;
        font-size: 28px;
        line-height: 32px;
    }

    .case-text-right,
    .case-desc-text {
        margin-left: 0 !important;
        margin-right: 0 !important;
        width: 100% !important;
        font-size: 14px;
        line-height: 19px;
    }

    .case-gallery {
        gap: 12px;
        padding-bottom: 20px;
    }

    .case-grid-2 {
        grid-template-columns: 1fr;
        gap: 12px;
    }

        .case-media-box,
        .case-media-box.full,
        .case-grid-2 .case-media-box.half {
            height: auto !important;
            display: block;
        }

            .case-media-el,
            .case-grid-2 .case-media-box.half .case-media-el {
                height: auto !important;
                object-fit: contain !important;
            }

            .case-media-box.book-cover-final {
                height: auto !important;
                padding: 10px 0;
            }

    .next-project-section {
        padding: 16px 0 24px !important;
    }

    .next-project-grid {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    .next-project-heading {
        font-size: 24px !important;
        margin-bottom: 0 !important;
    }

    .next-card {
        width: 100% !important;
    }

    .next-card__img-wrap {
        height: 220px !important;
        margin-bottom: 6px !important;
    }

        .next-card__img,
        .next-card__img-wrap video.case-media-el {
            height: 100% !important;
            object-fit: cover !important;
        }

    .next-card__title {
        font-size: 18px !important; /* Уменьшено для мобильных */
        line-height: 22px !important;
    }

    .footer {
        padding: 36px 0 !important;
    }

    .footer__inner {
        min-height: auto;
        gap: 20px !important;
    }

    .footer__heading {
        font-size: 32px !important;
        line-height: 36px !important;
        letter-spacing: -1px;
        margin-bottom: 0;
    }

    .footer__bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px !important;
    }

    .footer__email {
        font-size: 22px;
        font-weight: 600;
        line-height: 1.2;
        word-break: break-all;
    }

    .footer__socials {
        gap: 24px;
    }

    .footer__social-link {
        font-size: 18px;
        line-height: 24px;
        padding: 4px 0;
    }
}