/* ===========================
   Base / tokens
=========================== */
:root{
    --bg: #ffffff;
    --page-bg: #f3f4f6;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;

    --primary: #225AE3;
    --primary-600: #1b49bf;

    --radius-xl: 14px;
    --radius-lg: 12px;
    --radius-md: 10px;

    --shadow-sm: 0 1px 2px rgba(16,24,40,.06), 0 1px 1px rgba(16,24,40,.04);

    --container: 1200px;
    --header-h: 76px;
}

:root{
    --font-heading: "IBM Plex Serif", ui-serif, Georgia, "Times New Roman", Times, serif;
    --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
    --font-serif: "IBM Plex Serif";
}

.hidden {
    display: none !important;
}

/* базово для всего текста */
html, body{
    font-family: var(--font-body);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* заголовки */
h1, h2, h3, h4, h5, h6{
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* мелкая косметика: ссылки/кнопки тоже читаемыми */
button, input, textarea, select{
    font-family: inherit;
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
    margin: 0;
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    color: var(--text);
    background: var(--page-bg);
}

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

.container{
    width: min(var(--container), calc(100% - 48px));
    margin: 0 auto;
}

.no-scroll{
    overflow: hidden;
}

/* ===========================
   Header
=========================== */
.site-header{
    position: sticky;
    top: 0;
    z-index: 30;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    box-shadow: rgba(0, 0, 0, 0.1) 0 1px 10px;
}

.header__inner{
    height: var(--header-h);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 24px;
}

/* Logo */
.header__logo{
    display: inline-flex;
    align-items: center;
    gap: 12px;
    white-space: nowrap;
}

.logo__badge{
    width: 104px;
    height: 36px;
    border-radius: 10px;
    background: #d1d5db;
    box-shadow: inset 0 0 0 1px rgba(17,24,39,.06);
}

.logo__badge--mark{
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #dbe2f4;
    position: relative;
}
.logo__badge--mark::before{
    content: "";
    position: absolute;
    inset: 8px;
    border-radius: 6px;
    background: rgba(34,90,227,.25);
}

.logo__text{
    font-weight: 700;
    font-size: 18px;
}

/* Desktop nav */
.header__nav--desktop{
    display: flex;
    align-items: center;
    gap: 34px;
    justify-content: center;
}

.nav__link{
    font-weight: 600;
    font-size: 14px;
    color: #374151;
}
.nav__link:hover{
    color: #111827;
}

/* Actions */
.header__actions--desktop{
    display: flex;
    align-items: center;
    gap: 12px;
    justify-self: end;
}

/* Buttons */
.btn{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 38px;
    padding: 0 14px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 14px;
    border: 1px solid transparent;
    cursor: pointer;
    user-select: none;
    transition: transform .08s ease, background-color .12s ease, border-color .12s ease, color .12s ease;
}
.btn:active{
    transform: translateY(1px);
}

.btn--ghost{
    background: #ffffff;
    border-color: #cbd5e1;
    color: var(--primary);
}
.btn--ghost:hover{
    border-color: #b7c4d8;
    background: #f8fafc;
}

.btn--primary{
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}
.btn--primary:hover{
    background: var(--primary-600);
    border-color: var(--primary-600);
}

.btn--block{
    width: 100%;
}

/* Language dropdown (simple) */
.lang{
    position: relative;
}
.lang__btn{
    height: 38px;
    padding: 0 12px;
    border-radius: 12px;
    border: 1px solid #cbd5e1;
    background: #ffffff;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}
.lang__value{
    font-weight: 700;
    font-size: 13px;
    color: #111827;
}
.lang__chev{
    width: 8px;
    height: 8px;
    border-right: 2px solid #6b7280;
    border-bottom: 2px solid #6b7280;
    transform: rotate(45deg);
    margin-top: -2px;
}

.lang__list{
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    width: 120px;
    padding: 8px;
    margin: 0;
    list-style: none;
    border-radius: 12px;
    background: #ffffff;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}

.lang__item{
    width: 100%;
    height: 34px;
    border: 0;
    background: transparent;
    border-radius: 10px;
    cursor: pointer;
    text-align: left;
    padding: 0 10px;
    font-weight: 600;
    color: #111827;
}
.lang__item:hover{
    background: #f3f4f6;
}

/* Burger (mobile) */
.burger{
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    background: #ffffff;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    justify-self: end;
}
.burger__icon{
    width: 18px;
    height: 12px;
    position: relative;
    display: inline-block;
}
.burger__icon::before,
.burger__icon::after,
.burger__icon span{
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    border-radius: 2px;
    background: #111827;
}
.burger__icon::before{ top: 0; }
.burger__icon::after{ bottom: 0; }
.burger__icon span{ top: 5px; }


.img-logo {
    width: 50px;
}


/* ===========================
   Mobile menu overlay
=========================== */
.mobile-menu{
    position: fixed;
    inset: 0;
    z-index: 60;
    background: rgba(17,24,39,.22);
    opacity: 0;
    pointer-events: none;
    transition: opacity .16s ease;
}

.mobile-menu.is-open{
    opacity: 1;
    pointer-events: auto;
}

/* White full-screen panel */
.mobile-menu__panel{
    position: absolute;
    inset: 0;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    padding: 18px 18px 24px;
}

.mobile-menu__top{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}

.mobile-menu__close{
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    background: #ffffff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.close__icon{
    width: 16px;
    height: 16px;
    position: relative;
}
.close__icon::before,
.close__icon::after{
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 16px;
    height: 2px;
    background: #111827;
    border-radius: 2px;
    transform-origin: center;
}
.close__icon::before{ transform: translate(-50%,-50%) rotate(45deg); }
.close__icon::after{ transform: translate(-50%,-50%) rotate(-45deg); }

.mobile-menu__nav{
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 18px 0;
}

.mobile-link{
    font-weight: 800;
    font-size: 18px;
    padding: 10px 6px;
    border-radius: 12px;
    color: #111827;
}
.mobile-link:hover{
    background: #f3f4f6;
}

.mobile-menu__actions{
    margin-top: auto;
    display: grid;
    gap: 12px;
}

.lang--mobile .lang__btn{
    width: 100%;
    justify-content: space-between;
}

/* ===========================
   Responsive
=========================== */
@media (max-width: 980px){
    .header__inner{
        grid-template-columns: 1fr auto;
    }

    .header__nav--desktop,
    .header__actions--desktop{
        display: none;
    }

    .burger{
        display: inline-flex;
    }

    .container{
        width: min(var(--container), calc(100% - 32px));
    }
}




/* ========== SUBSCRIBE CTA (shared) ========== */
.subscribe{
    padding: 72px 0 96px;
}

.subscribe__box{
    background: #225ae3;
    border-radius: 22px;
    padding: 42px 48px;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 28px;
    align-items: center;
}

.subscribe__badge{
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 12px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,.35);
    color: rgba(255,255,255,.92);
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 600;
    font-size: 12px;
}

.subscribe__title{
    margin: 14px 0 0;
    font-family: var(--font-serif, "Georgia", serif);
    font-weight: 700;
    font-size: 34px;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: #ffffff;
}

.subscribe__text{
    margin: 12px 0 0;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 400;
    font-size: 15px;
    line-height: 1.55;
    color: rgba(255,255,255,.85);
    max-width: 520px;
}

/* Form */
.subscribe__form{
    justify-self: end;
    width: 520px;
    max-width: 100%;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: center;
}

.subscribe__field{
    width: 100%;
}

.subscribe__input{
    width: 100%;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.25);
    background: #ffffff;
    padding: 0 14px;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 500;
    font-size: 14px;
    color: #0f172a;
    outline: none;
}

.subscribe__input::placeholder{
    color: #94a3b8;
}

.subscribe__btn{
    height: 44px;
    padding: 0 18px;
    border-radius: 12px;
    border: 0;
    background: #1f4fc9;
    color: #ffffff;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    white-space: nowrap;
}

.subscribe__btn:hover{
    background: #1b45b3;
}

.subscribe__msg{
    grid-column: 1 / -1;
    margin-top: 6px;
    min-height: 18px;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-size: 12px;
    color: rgba(255,255,255,.90);
}

/* Shared visually-hidden helper */
.sr-only{
    position:absolute;
    width:1px;
    height:1px;
    padding:0;
    margin:-1px;
    overflow:hidden;
    clip:rect(0,0,0,0);
    white-space:nowrap;
    border:0;
}

/* Mobile */
@media (max-width: 900px){
    .subscribe{
        padding: 44px 0 72px;
    }

    .subscribe__box{
        grid-template-columns: 1fr;
        padding: 28px 22px;
        gap: 18px;
    }

    .subscribe__title{
        font-size: 30px;
    }

    .subscribe__form{
        width: 100%;
        grid-template-columns: 1fr auto;
        gap: 10px;
        justify-self: stretch;
    }

    .subscribe__input{
        height: 46px;
        border-radius: 12px;
    }

    .subscribe__btn{
        height: 46px;
        border-radius: 12px;
        padding: 0 16px;
    }
}




/* ========== SUBSCRIBE PILOT (shared) ========== */
.subscribe--pilot .subscribe__box{
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 56px 56px 62px;
    border-radius: 26px;
}

/* subtle decorative background */
.subscribe--pilot .subscribe__decor{
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: .22;
    background:
            radial-gradient(140px 140px at 14% 78%, rgba(255,255,255,.28) 0%, rgba(255,255,255,0) 70%),
            radial-gradient(160px 160px at 84% 28%, rgba(255,255,255,.22) 0%, rgba(255,255,255,0) 72%),
            linear-gradient(115deg, rgba(255,255,255,.16) 0 14%, rgba(255,255,255,0) 14% 100%),
            linear-gradient(295deg, rgba(255,255,255,.14) 0 12%, rgba(255,255,255,0) 12% 100%);
}

.subscribe--pilot .subscribe__content{
    position: relative;
    z-index: 1;
    max-width: 980px;
}

.subscribe--pilot .subscribe__badge{
    margin: 0 auto;
}

.subscribe--pilot .subscribe__title{
    font-size: 40px;
    line-height: 1.18;
    max-width: 980px;
}

.subscribe--pilot .subscribe__text{
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
}

/* form wrapper like in макете: white rounded bar */
.subscribe--pilot .subscribe__form{
    justify-self: center;
    width: 560px;
    max-width: 100%;
    margin-top: 26px;
    background: #ffffff;
    border-radius: 14px;
    border: 1px solid rgba(15,23,42,.18);
    padding: 6px;
    gap: 8px;
    align-items: center;
}

.subscribe--pilot .subscribe__input{
    border: 0;
    height: 46px;
    border-radius: 12px;
    padding: 0 14px;
}

.subscribe--pilot .subscribe__btn{
    height: 46px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.subscribe--pilot .subscribe__btn-ic{
    width: 18px;
    height: 18px;
    position: relative;
    display: inline-block;
}
.subscribe--pilot .subscribe__btn-ic::before{
    content:"";
    position:absolute;
    left: 2px;
    top: 50%;
    width: 10px;
    height: 10px;
    border-right: 2px solid rgba(255,255,255,.95);
    border-bottom: 2px solid rgba(255,255,255,.95);
    transform: translateY(-50%) rotate(-45deg);
}

@media (max-width: 900px){
    .subscribe--pilot .subscribe__box{
        padding: 28px 22px 26px;
        border-radius: 22px;
    }

    .subscribe--pilot .subscribe__title{
        font-size: 32px;
    }

    /* mobile: input then button */
    .subscribe--pilot .subscribe__form{
        grid-template-columns: 1fr;
        padding: 10px;
        gap: 10px;
    }

    .subscribe--pilot .subscribe__input{
        height: 48px;
    }

    .subscribe--pilot .subscribe__btn{
        height: 48px;
        width: 100%;
    }
}




/* ========== FOOTER ========== */
.footer{
    padding: 64px 0 64px;
    background: #ffffff;
    border-top: 1px solid rgba(15,23,42,.06);
}

.footer__grid{
    display: grid;
    grid-template-columns: 1.15fr 0.85fr 0.85fr 1.45fr;
    gap: 42px;
    align-items: start;
}

.footer__logo{
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #0f172a;
}

.footer__logo-text{
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 700;
    font-size: 14px;
}

.footer__tagline{
    margin: 18px 0 0;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 400;
    font-size: 14px;
    line-height: 1.45;
    color: #64748b;
}

.footer__divider{
    margin: 18px 0 14px;
    height: 1px;
    width: 220px;
    max-width: 100%;
    background: rgba(15,23,42,.10);
}

.footer__social{
    display: flex;
    gap: 14px;
    align-items: center;
}

.footer__social-link{
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    text-decoration: none;
    background: transparent;
}

.footer__heading{
    margin: 0 0 14px;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 700;
    font-size: 14px;
    color: #0f172a;
}

.footer__links{
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.footer__links a{
    text-decoration: none;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 400;
    font-size: 14px;
    color: #64748b;
}

.footer__links a:hover{
    color: #0f172a;
}

.footer__col--subscribe{
    min-width: 260px;
}

.footer__subscribe{
    margin-top: 10px;
}

/* Footer subscribe form (reuse subscribe JS classes) */
.footer__subscribe-form{
    display: grid;
    grid-template-columns: 1fr 38px;
    gap: 10px;
    align-items: center;
    position: relative;
}

.footer__subscribe-input{
    height: 40px;
    border-radius: 10px;
    border: 1px solid rgba(15,23,42,.10);
    padding: 0 12px;
    outline: none;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-size: 14px;
    color: #0f172a;
    background: #ffffff;
}

.footer__subscribe-btn{
    width: 38px;
    height: 40px;
    border-radius: 10px;
    border: 0;
    background: #225ae3;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.footer__subscribe-arrow{
    width: 16px;
    height: 16px;
    position: relative;
    display: inline-block;
}
.footer__subscribe-arrow::before{
    content:"";
    position:absolute;
    left: 1px;
    top: 50%;
    width: 9px;
    height: 9px;
    border-right: 2px solid rgba(255,255,255,.95);
    border-bottom: 2px solid rgba(255,255,255,.95);
    transform: translateY(-50%) rotate(-45deg);
}

/* message line under input */
.footer__subscribe-msg{
    grid-column: 1 / -1;
    margin-top: 6px;
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-size: 12px;
    line-height: 1.35;
    opacity: 0;
}

.footer__hr{
    margin: 18px 0 14px;
    height: 1px;
    width: 100%;
    background: rgba(15,23,42,.10);
}

.footer__badges{
    display: flex;
    flex-wrap: wrap;
    gap: 10px 14px;
    align-items: center;
}

.footer__badge{
    font-family: var(--font-sans, "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
    font-weight: 600;
    font-size: 12px;
    color: rgba(15,23,42,.45);
}

/* Responsive */
@media (max-width: 980px){
    .footer{
        padding: 44px 0 56px;
    }

    .footer__grid{
        grid-template-columns: 1fr 1fr;
        gap: 26px 28px;
    }

    .footer__col--subscribe{
        grid-column: 1 / -1;
    }
}

@media (max-width: 620px){
    .footer__grid{
        grid-template-columns: 1fr 1fr;
        gap: 22px 22px;
    }

    .footer__brand{
        grid-column: 1 / -1;
    }

    .footer__divider{
        width: 100%;
    }
}