:root {
    --main-gradient: linear-gradient(135deg, #6cd0d4 0%, #3a8edb 100%);
    --accent-gradient: linear-gradient(135deg, #47e0b4 0%, #50bcd9 100%);
    --bg-light: #f6fafb;
    --text-color: #153F53;
    --menu-button-bg: rgba(255,255,255,0.10);
    --menu-button-active-bg: rgba(255,255,255,0.22);
    --menu-button-shadow: 0 2px 7px 0 rgba(60,180,190,0.08);
    --menu-button-radius: 1.8em;
    --menu-button-padding-h: 1.5em;
    --menu-button-padding-v: 0.7em;
    --header-max-width: 940px;
    --border-radius: 1.5rem;
}

* {
    box-sizing: border-box;
}
html, body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: var(--bg-light);
    color: var(--text-color);
    min-height: 100vh;
}

/* ========== Шапка и меню ========== */
.header-bar {
    width: 100%;
    display: flex;
    justify-content: center;
}
.header {
    background: var(--main-gradient);
    border-bottom-left-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
    box-shadow: 0 2px 10px 0 #e7f7ff7e;
    min-height: 60px;
    width: 100%;
    max-width: var(--header-max-width);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.5rem;
}
.menu {
    display: flex;
    gap: 1.3rem;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
}
.menu a {
    padding: var(--menu-button-padding-v) var(--menu-button-padding-h);
    background: var(--menu-button-bg);
    border-radius: var(--menu-button-radius);
    font-weight: 600;
    font-size: 1.1em;
    color: #fff;
    text-decoration: none;
    border: none;
    outline: none;
    box-shadow: var(--menu-button-shadow);
    letter-spacing: 0.05em;
    transition:
        background .22s,
        color .14s,
        box-shadow .19s,
        transform .11s;
    cursor: pointer;
    position: relative;
    top: 0;
}
.menu a.active,
.menu a:focus,
.menu a:hover {
    background: var(--menu-button-active-bg);
    color: #1f7d96;
    text-decoration: none;
    box-shadow: 0 4px 16px 0 rgba(50,180,160,0.14);
    transform: translateY(-1.5px) scale(1.045);
}
.menu a.active {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 2px 32px 0 rgba(55,210,210,.13);
    border-bottom: 2.5px solid #31e8be;
}
.menu a:focus { outline: 2px solid #c3eef9; }

/* ========== Логотип ========== */
.logo, .logo-big {
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.logo-big {
    width: 88px;
    height: auto;
    margin-bottom: 1.2em;
    margin-top: 0.5em;
}

/* ========== Основной контент ========== */
main {
    padding: 2.5rem 1rem 2rem 1rem;
    max-width: 800px;
    margin: 0 auto;
}
.hero {
    text-align: center;
    padding: 2rem 0 2.5rem 0;
}
.hero h1 {
    letter-spacing: 1px;
    font-size: 2.2rem;
    margin-bottom: .5em;
}
.subtitle {
    font-size: 1.1rem;
    color: #3691b8;
    margin-bottom: 2em;
}

/* ========== Социальные ссылки и подписи ========== */
.social-links {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 2.5rem;
    margin-top: 1.5rem;
}
.social {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 115px;
    min-width: 90px;
    box-sizing: border-box;
}
.social-label {
    margin-top: 0.45em;
    font-size: 0.93em;
    color: #4d809c;
    text-align: center;
    opacity: .86;
    background: none;
    font-weight: 450;
}
.icon {
    width: 42px;
    height: 42px;
    fill: url(#icon-gradient);
    stroke: #15506B;
    stroke-width: .5px;
    transition: transform 0.2s;
}
.social-links a:hover .icon {
    transform: scale(1.18) rotate(-7deg);
    filter: drop-shadow(0 2px 12px #78eeef8a);
}

/* ========== СЕКЦИЯ: СЕРВИСЫ ========== */
.services-cards {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 520px;
    margin: 0 auto;
}
.service-card-header {
    display: flex;
    align-items: center;
    gap: 1.1em;
    margin-bottom: 0.35em;
}
.service-card-header h3 {
    margin: 0;
    font-size: 1.23em;
    color: #217895;
    font-weight: 600;
}
.service-card {
    background: #fff;
    border-radius: 1.35em;
    box-shadow: 0 2px 16px 0 rgba(55,185,195,.09);
    border: 1px solid #d5f9f6;
    padding: 1.7em 1.12em 1.35em 1.12em;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6em;
    transition: box-shadow .18s, transform .11s;
    position: relative;
}
.service-card:hover {
    box-shadow: 0 6px 36px 0 rgba(40,220,200,0.10);
    transform: translateY(-2px) scale(1.0112);
}
.service-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 1em;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--main-gradient);
    flex-shrink: 0;
}
.service-card-icon.tg { color: #fff; background: linear-gradient(135deg, #63c7ea 0%, #24c9c8 100%);}
.service-card-icon.vk { color: #fff; background: linear-gradient(135deg, #5b91ce 0%, #22abbf 100%);}
.service-card-icon.bot { background: linear-gradient(135deg, #51d1c6 0%, #6c98ce 100%);}
.service-card-icon .icon {
    width: 38px;
    height: 38px;
    color: #fff;
}
.service-card-icon img.icon-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    display: block;
    border-radius: 12px;
}
.service-card h3 {
}
.service-card p {
    margin: 0 0 .65em 0;
    font-size: 1.05em;
    color: #16707c;
    opacity: .87;
}
.service-links {
    display: flex;
    gap: 1.1em;
    flex-wrap: wrap;
    margin-top: 0.15em;
    align-items: center;
}
.service-links a {
    color: #168da1;
    background: rgba(37,213,201,0.054);
    border-radius: 0.7em;
    padding: 0.34em 1.05em;
    text-decoration: none;
    font-size: 1em;
    font-weight: 500;
    transition: color .16s, background .16s;
    border: 1px solid #e6faf8;
    box-shadow: 0 0px 4px 0 #c7e7fa25;
}
.service-links a:hover,
.service-links a:focus {
    background: var(--main-gradient);
    color: #fff;
    border-color: #60b6b6;
    text-decoration: underline;
}
.subscribers-inline {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    background: #fff;
    border-radius: 0.8em;
    box-shadow: 0 2px 8px 0 rgba(60,180,190,0.08);
    border: 1px solid #d6f1f3;
    padding: 0.28em 0.9em;
    font-size: 1.07em;
    font-weight: 600;
    color: #1e9c96;
}
.subscribers-inline-count {
    font-size: 1em;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: #1e9c96;
}
.subscribers-icon svg {
    display: block;
}
/* ========== Остальное ========== */
section {
    margin-bottom: 2.5rem;
}
h2 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}
.services-list {
    display: flex;
    flex-direction: column;
    padding-left: 1rem;
    gap: .5em;
    color: #1a7e87;
}
footer {
    text-align: center;
    padding: 1rem 0 0.6rem;
    font-size: 0.94rem;
    color: #10564b9d;
}
footer small {
    display: block;
    margin-top: 0.4em;
    color: #1d8a89a5;
    font-size: 0.93em;
}

/* ========== Loader ========== */
#loader {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-light);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity .6s;
}
.spinner {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 5px solid #d1f6f6;
    border-top: 5px solid #35b8d5;
    border-right: 5px solid #2ee0b4;
    background: transparent;
    animation: spin 1.2s linear infinite;
    margin-bottom: 1.3rem;
}
#loader span {
    color: #36b5bb;
    font-size: 1.15rem;
    letter-spacing: 1px;
    opacity: .85;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== Cookies popup ========== */
.no-cookies-popup {
    position: fixed;
    left: 50%;
    bottom: 38px;
    transform: translateX(-50%);
    background: rgba(255,255,255,0.98);
    border-radius: 1.2em;
    box-shadow: 0 4px 18px 0 rgba(30,160,170,0.12);
    color: #226585;
    padding: 0.7em 1.6em;
    display: flex;
    align-items: center;
    gap: 1.2em;
    z-index: 12001;
    font-size: 1.05em;
    border: 1px solid #e8f8ff;
}
.no-cookies-popup button {
    background: var(--main-gradient, #52bbdf);
    border: none;
    border-radius: 0.9em;
    color: #fff;
    font-weight: 500;
    font-size: 1em;
    padding: 0.37em 1.3em;
    cursor: pointer;
    box-shadow: 0 2px 10px 0 #e2fffd46;
    transition: background .18s, transform .12s;
}
.no-cookies-popup button:hover,
.no-cookies-popup button:focus {
    background: var(--accent-gradient, #47e0b4);
    transform: translateY(-1px) scale(1.04);
}

/* ========== Адаптация для мобильных ========== */
@media (max-width: 1100px) {
    .header { max-width: 98vw; }
}
@media (max-width: 900px) {
    .header { max-width: 100vw; }
    main { padding-top: 1.7rem; }
}
@media (max-width: 650px) {
    .header {
        max-width: 100vw;
        padding: 0.6rem 0.2rem;
    }
    main {
        padding-left: 0.4rem;
        padding-right: 0.4rem;
        padding-top: 1.1rem;
        padding-bottom: 0.7rem;
    }
    .logo-big {
        width: 56px;
        margin-bottom: 1em;
        margin-top: 0.5em;
    }
    .menu a {
        font-size: 1em;
        --menu-button-padding-h: 1em;
        --menu-button-padding-v: 0.55em;
    }
    .menu {
        gap: 0.75rem;
    }
    .social-links {
        gap: 1.1rem;
    }
    .social-label {
        font-size: 0.90em;
    }
    .social {
        width: 90px;
        min-width: 70px;
    }
    .services-cards {
        gap: 1.25rem;
        padding-bottom: 0.5rem;
    }
    .service-card {
        padding: 1.15em 0.7em 1.05em 0.7em;
    }
    .service-card-header h3 {
        font-size: 1.09em;
    }
    .service-links {
        gap: 0.5em;
    }
    .no-cookies-popup {
        font-size: 0.95em;
        padding: 0.7em 0.7em;
        gap: 0.8em;
        bottom: 16px;
    }
    .no-cookies-popup button {
        padding: 0.33em 0.8em;
    }
}