/* ================== BASE / RESET ================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #2A2F33;
    background-color: #F8F9FC;
}

/* Убираем лишние отступы у базовых элементов */
h1, h2, h3, h4, h5, h6,
p, ul, ol {
    margin: 0;
    padding: 0;
}

ul, ol {
    list-style: none;
}

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

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

/* ================== CSS VARIABLES ================== */

:root {
    --color-bg-primary: #F8F9FC;
    --color-bg-secondary: #E9EDF2;
    --color-bg-dark: #0B1220;

    --color-accent-blue: #2F6BFF;
    --color-accent-indigo: #4B3CFF;
    --color-accent-violet: #8A4DFF;
    --color-accent-light: #C8D9FF;

    --color-text-title: #0E1A2B;
    --color-text-primary: #2A2F33;
    --color-text-secondary: #50555C;
    --color-border-soft: #E2E7EF;

    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;

    --shadow-soft: 0 16px 40px rgba(15, 26, 47, 0.08);
    --shadow-card: 0 10px 30px rgba(11, 18, 32, 0.06);

    --container-width: 1120px;
    --section-padding-y: 80px;
}

/* ================== LAYOUT HELPERS ================== */

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.page__main {
    padding-top: 80px; /* под шапку */
}

/* ================== HEADER ================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(248, 249, 252, 0.9);
    border-bottom: 1px solid rgba(226, 231, 239, 0.7);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.site-header__logo-link {
    font-family: "Outfit", system-ui, sans-serif;
    font-weight: 700;
    font-size: 1.3rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-title);
}

/* NAV */

.nav__list {
    display: flex;
    gap: 24px;
}

.nav__link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    position: relative;
    padding-bottom: 4px;
}

.nav__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent-blue), var(--color-accent-violet));
    transition: width 0.2s ease;
}

.nav__link:hover::after {
    width: 100%;
}

.site-header__actions .button {
    font-size: 0.9rem;
}

/* ================== BUTTONS ================== */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 10px 22px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.button--primary {
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-violet));
    color: #FFFFFF;
    box-shadow: 0 10px 30px rgba(47, 107, 255, 0.35);
}

.button--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 40px rgba(47, 107, 255, 0.45);
}

.button--secondary {
    background-color: #FFFFFF;
    color: var(--color-text-title);
    border-color: var(--color-border-soft);
}

.button--secondary:hover {
    border-color: var(--color-accent-blue);
    box-shadow: 0 6px 20px rgba(11, 18, 32, 0.06);
}

/* ================== SECTIONS ================== */

.section {
    padding: var(--section-padding-y) 0;
}

.section__title {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: 16px;
}

.section__subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 560px;
    margin-bottom: 32px;
}

/* ================== HERO ================== */

.hero {
    background-color: var(--color-bg-primary);
    padding: 96px 0 72px;
}

.hero__inner {
    display: flex;
    align-items: center;
    gap: 56px;
}

.hero__content {
    flex: 1 1 0;
}

.hero__title {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 2.8rem;
    line-height: 1.1;
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: 18px;
}

.hero__subtitle {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    max-width: 540px;
    margin-bottom: 24px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.hero__note {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    opacity: 0.9;
}

.hero__visual {
    flex: 1 1 0;
    display: flex;
    justify-content: center;
}

.hero__image {
    max-width: 460px;
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    background: radial-gradient(circle at top, rgba(47, 107, 255, 0.18), transparent 60%);
}

/* ================== ABOUT ================== */

.about {
    background-color: var(--color-bg-primary);
}

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

.about__content {
    max-width: 720px;
}

.about__text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.about__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 16px;
}

.about__stat {
    min-width: 140px;
}

.about__stat-value {
    display: block;
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text-title);
}

.about__stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* ================== SERVICES ================== */

.services {
    background-color: #FFFFFF;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
}

.service-card {
    background-color: var(--color-bg-primary);
    border-radius: var(--radius-md);
    padding: 20px 20px 22px;
    border: 1px solid var(--color-border-soft);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-card__icon img {
    border-radius: var(--radius-sm);
    background: radial-gradient(circle at top, rgba(47, 107, 255, 0.1), transparent 70%);
    margin-bottom: 6px;
}

.service-card__title {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-title);
}

.service-card__text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

.service-card__list {
    margin-top: 4px;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.9rem;
    color: var(--color-text-primary);
}

.service-card__list li::before {
    content: "• ";
    color: var(--color-accent-blue);
}

/* ================== PROJECTS ================== */

.projects {
    background-color: var(--color-bg-dark);
    color: #F8F9FC;
}

.projects .section__title {
    color: #F8F9FC;
}

.projects .section__subtitle {
    color: rgba(248, 249, 252, 0.8);
}

.projects__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    margin-top: 16px;
}

.project-card {
    background: linear-gradient(145deg, #141C32, #0B1220);
    border-radius: var(--radius-md);
    padding: 18px 18px 20px;
    border: 1px solid rgba(200, 217, 255, 0.18);
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: 0 18px 46px rgba(0, 0, 0, 0.35);
}

.project-card__image-wrapper {
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: radial-gradient(circle at top, rgba(47, 107, 255, 0.2), transparent 70%);
}

.project-card__title {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: #F8F9FC;
}

.project-card__text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: rgba(248, 249, 252, 0.85);
}

.project-card__stats {
    margin: 4px 0 0;
    padding-left: 0;
    font-size: 0.9rem;
    color: #E9EDF2;
}

.project-card__stats li + li {
    margin-top: 2px;
}

/* ================== WHY US ================== */

.why-us {
    background-color: var(--color-bg-primary);
}

.why-us__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
}

.why-us__item {
    background-color: #FFFFFF;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-soft);
    padding: 18px 18px 20px;
    box-shadow: var(--shadow-card);
}

.why-us__item-title {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: 8px;
}

.why-us__item-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

/* ================== CTA ================== */

.cta {
    background: radial-gradient(circle at top left, rgba(47, 107, 255, 0.4), transparent 60%), var(--color-bg-dark);
    color: #F8F9FC;
}

.cta__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.cta__title {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.cta__text {
    font-size: 1rem;
    color: rgba(248, 249, 252, 0.85);
}

/* ================== CONTACT ================== */

.contact {
    background-color: var(--color-bg-primary);
}

.contact__methods {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 16px;
}

.contact__method {
    background-color: #FFFFFF;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-soft);
    padding: 20px;
    box-shadow: var(--shadow-card);
    max-width: 360px;

    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 12px;
}


.contact__method-title {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-title);
    margin-bottom: 8px;
}

.contact__method-text {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
}
/* ================== CONTACT (CHANNEL CARD) ================== */



.contact__method-note {
    display: block;
    margin-top: 10px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    opacity: 0.85;
}
.contact__method .button {
    align-self: flex-start;
}
.contact__method .button--secondary {
    background-color: #FFFFFF;
    border-color: var(--color-border-soft);
}

.contact__method .button--secondary:hover {
    border-color: var(--color-accent-blue);
    box-shadow: 0 8px 22px rgba(47, 107, 255, 0.12);
}

/* ================== FOOTER ================== */

.site-footer {
    background-color: var(--color-bg-dark);
    color: #CCD2DA;
    padding: 20px 0;
}

.site-footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.site-footer__logo {
    font-family: "Outfit", system-ui, sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    color: #F8F9FC;
}

.site-footer__tagline {
    font-size: 0.85rem;
    color: rgba(248, 249, 252, 0.7);
}

.site-footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.9rem;
}

.site-footer__link {
    color: #E9EDF2;
}

.site-footer__link:hover {
    color: var(--color-accent-light);
}

.site-footer__copy {
    font-size: 0.8rem;
    color: rgba(204, 210, 218, 0.9);
}
/* SEO-абзац: выглядит как аккуратная "подсказка", а не вставка */
.hero__seo-text {
    margin-top: 10px;
    max-width: 560px;

    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--color-text-secondary);

    padding: 12px 14px;
    border-radius: 14px;

    background: linear-gradient(
        135deg,
        rgba(47, 107, 255, 0.07),
        rgba(138, 77, 255, 0.06)
    );
    border: 1px solid rgba(226, 231, 239, 0.9);

    box-shadow: 0 10px 26px rgba(11, 18, 32, 0.04);
}

/* маленький "акцент" слева — премиум-вид */
.hero__seo-text::before {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 999px;
    margin-right: 10px;
    vertical-align: middle;
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-violet));
    box-shadow: 0 10px 26px rgba(47, 107, 255, 0.25);
}

/* Чуть приглушаем на очень больших экранах, чтобы не конкурировал с CTA */
@media (min-width: 1200px) {
    .hero__seo-text {
        font-size: 0.9rem;
        opacity: 0.96;
    }
}

/* На мобиле — компактнее, без "плитки" в половину экрана */
@media (max-width: 768px) {
    .hero__seo-text {
        padding: 10px 12px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero__seo-text {
        font-size: 0.88rem;
        line-height: 1.55;
        padding: 10px 12px;
    }
}
/* ================== RESPONSIVE ================== */

@media (max-width: 1024px) {
    .hero__inner {
        flex-direction: column;
        text-align: left;
    }

    .hero__content {
        order: 1;
    }

    .hero__visual {
        order: 2;
    }

    .services__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

    .why-us__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cta__inner {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    .site-header__inner {
        justify-content: space-between;
        gap: 12px;
    }

    .nav__list {
        display: none; /* при желании можно потом сделать бургер */
    }

    .section {
        padding: 56px 0;
    }

    .hero {
        padding-top: 88px;
    }

    .hero__title {
        font-size: 2.1rem;
    }

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

    .why-us__grid {
        grid-template-columns: 1fr;
    }

    .about__stats {
        flex-direction: column;
    }

    .contact__methods {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: 1.9rem;
    }

    .cta__title {
        font-size: 1.5rem;
    }
}