:root {
    --contacts-max-width: 1060px;
}

.contacts-page {
    display: flex;
    flex-direction: column;

    width:
        min(
            100%,
            var(--contacts-max-width)
        );

    gap: 18px;

    margin:
        0
        auto;

    padding:
        clamp(16px, 3vw, 28px)
        clamp(12px, 3vw, 24px)
        38px;
}

.contacts-eyebrow {
    display: block;

    margin-bottom: 4px;

    color: var(--accent);

    font-size: 0.7rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: 0.1em;

    text-transform: uppercase;
}


/* =========================================================
   Вводный блок
   ========================================================= */

.contacts-intro-card {
    position: relative;

    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 22px;

    margin: 0;

    padding:
        clamp(22px, 4vw, 34px);

    overflow: hidden;

    background:
        radial-gradient(
            circle at 100% 0,
            color-mix(
                in srgb,
                var(--accent) 17%,
                transparent
            ),
            transparent 21rem
        ),
        linear-gradient(
            145deg,
            var(--surface-raised),
            var(--surface)
        );

    border-color:
        color-mix(
            in srgb,
            var(--accent) 18%,
            var(--border)
        );

    box-shadow: var(--shadow-md);
}

.contacts-intro-card::after {
    position: absolute;

    right: -92px;
    bottom: -142px;

    width: 300px;
    height: 300px;

    border:
        1px solid
        color-mix(
            in srgb,
            var(--accent) 14%,
            transparent
        );

    border-radius: 50%;

    content: "";

    pointer-events: none;
}

.contacts-intro-content,
.contacts-intro-icon {
    position: relative;

    z-index: 1;
}

.contacts-intro-content {
    min-width: 0;
}

.contacts-intro-content h2 {
    margin:
        0
        0
        8px;

    color: var(--text);

    font-size:
        clamp(1.4rem, 4vw, 1.95rem);

    line-height: 1.2;
}

.contacts-intro-content p {
    max-width: 680px;

    margin: 0;

    color: var(--muted);

    font-size: 0.92rem;
    line-height: 1.6;
}

.contacts-intro-icon {
    display: inline-flex;

    width: 64px;
    height: 64px;

    flex:
        0
        0
        64px;

    align-items: center;
    justify-content: center;

    color: var(--accent);
    background: var(--accent-soft);

    border:
        1px solid
        color-mix(
            in srgb,
            var(--accent) 27%,
            transparent
        );

    border-radius: 19px;

    box-shadow:
        0
        12px
        28px
        color-mix(
            in srgb,
            var(--accent) 14%,
            transparent
        );

    font-size: 1.45rem;
}


/* =========================================================
   Основная раскладка
   ========================================================= */

.contacts-layout {
    display: grid;

    grid-template-columns:
        minmax(0, 1.25fr)
        minmax(280px, 0.75fr);

    align-items: start;

    gap: 16px;
}

.contacts-form-card,
.contacts-info-card {
    margin: 0;

    padding:
        clamp(20px, 3vw, 28px);

    border-color:
        color-mix(
            in srgb,
            var(--accent) 12%,
            var(--border)
        );

    box-shadow: var(--shadow-sm);
}

.contacts-form-card {
    background:
        linear-gradient(
            145deg,
            color-mix(
                in srgb,
                var(--accent) 4%,
                var(--surface-raised)
            ),
            var(--surface)
        );
}

.contacts-info-card {
    position: sticky;

    top:
        calc(
            var(--header-height)
            + 16px
        );
}


/* =========================================================
   Заголовки секций
   ========================================================= */

.contacts-section-heading {
    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 16px;

    margin-bottom: 20px;
}

.contacts-section-heading > div {
    min-width: 0;
}

.contacts-section-heading h2 {
    margin: 0;

    color: var(--text);

    font-size:
        clamp(1.16rem, 3vw, 1.45rem);

    line-height: 1.25;
}

.contacts-section-icon {
    display: inline-flex;

    width: 45px;
    height: 45px;

    flex:
        0
        0
        45px;

    align-items: center;
    justify-content: center;

    color: var(--accent);
    background: var(--accent-soft);

    border:
        1px solid
        color-mix(
            in srgb,
            var(--accent) 24%,
            transparent
        );

    border-radius: 14px;

    font-size: 1.1rem;
    font-weight: 850;
}


/* =========================================================
   Форма
   ========================================================= */

.contacts-form {
    display: flex;
    flex-direction: column;

    gap: 16px;
}

.contacts-form .form-group {
    margin: 0;
}

.contacts-form label {
    color: var(--text);

    font-size: 0.8rem;
    font-weight: 700;
}

.contacts-form input,
.contacts-form textarea {
    background: var(--surface-raised);
}

.contacts-form textarea {
    min-height: 190px;

    resize: vertical;
}

.contacts-field-hint {
    margin-top: 6px;

    color: var(--muted);

    font-size: 0.72rem;
    line-height: 1.45;
}

.contacts-label-row {
    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 12px;
}

.contacts-character-counter {
    flex:
        0
        0
        auto;

    color: var(--muted);

    font-size: 0.7rem;
    line-height: 1;

    font-variant-numeric: tabular-nums;
}

.contacts-submit-button {
    width: 100%;
    min-height: 50px;

    margin-top: 2px;
}


/* =========================================================
   Результат отправки
   ========================================================= */

.contacts-result {
    padding:
        12px
        14px;

    border:
        1px solid
        var(--border);

    border-radius: 12px;

    font-size: 0.8rem;
    line-height: 1.5;

    overflow-wrap: anywhere;
}

.contacts-result--success {
    color:
        color-mix(
            in srgb,
            var(--success) 80%,
            var(--text)
        );

    background:
        color-mix(
            in srgb,
            var(--success) 9%,
            var(--surface-hover)
        );

    border-color:
        color-mix(
            in srgb,
            var(--success) 34%,
            var(--border)
        );
}

.contacts-result--error {
    color:
        color-mix(
            in srgb,
            var(--danger) 82%,
            var(--text)
        );

    background:
        color-mix(
            in srgb,
            var(--danger) 8%,
            var(--surface-hover)
        );

    border-color:
        color-mix(
            in srgb,
            var(--danger) 36%,
            var(--border)
        );
}


/* =========================================================
   Информационный блок
   ========================================================= */

.contacts-info-list {
    display: flex;
    flex-direction: column;

    gap: 9px;
}

.contacts-info-item {
    display: grid;

    grid-template-columns:
        auto
        minmax(0, 1fr);

    align-items: start;

    gap: 11px;

    padding:
        12px;

    background: var(--surface-raised);

    border:
        1px solid
        var(--border);

    border-radius: 13px;
}

.contacts-info-item > span {
    display: inline-flex;

    width: 34px;
    height: 34px;

    flex:
        0
        0
        34px;

    align-items: center;
    justify-content: center;

    color: var(--accent);
    background: var(--accent-soft);

    border-radius: 10px;

    font-size: 0.72rem;
    font-weight: 850;

    font-variant-numeric: tabular-nums;
}

.contacts-info-item strong {
    display: block;

    margin-bottom: 4px;

    color: var(--text);

    font-size: 0.8rem;
    line-height: 1.35;
}

.contacts-info-item p {
    margin: 0;

    color: var(--muted);

    font-size: 0.74rem;
    line-height: 1.48;
}


/* =========================================================
   Дополнительные ссылки
   ========================================================= */

.contacts-help-links {
    display: flex;
    flex-direction: column;

    gap: 7px;

    margin-top: 18px;
    padding-top: 17px;

    border-top:
        1px solid
        var(--border);
}

.contacts-help-links a {
    display: flex;

    min-height: 46px;

    align-items: center;
    justify-content: space-between;

    gap: 12px;

    padding:
        9px
        11px;

    color: var(--text);
    background: var(--surface-hover);

    border:
        1px solid
        var(--border);

    border-radius: 11px;

    font-size: 0.78rem;
    font-weight: 680;

    text-decoration: none;

    transition:
        color 0.16s ease,
        background-color 0.16s ease,
        border-color 0.16s ease;
}

.contacts-help-links a:hover {
    color: var(--accent);
    background: var(--accent-soft);

    border-color:
        color-mix(
            in srgb,
            var(--accent) 30%,
            var(--border)
        );

    text-decoration: none;
}


/* =========================================================
   Нижняя навигация
   ========================================================= */

.contacts-footer-actions {
    display: grid;

    grid-template-columns:
        repeat(
            2,
            minmax(0, 1fr)
        );

    gap: 10px;
}

.contacts-footer-actions .btn {
    min-height: 50px;
}


/* =========================================================
   Адаптивность
   ========================================================= */

@media (max-width: 840px) {
    .contacts-layout {
        grid-template-columns:
            minmax(0, 1fr);
    }

    .contacts-info-card {
        position: static;
    }
}

@media (max-width: 640px) {
    .contacts-page {
        gap: 13px;

        padding:
            13px
            11px
            28px;
    }

    .contacts-intro-card {
        align-items: flex-start;

        padding:
            20px
            16px;
    }

    .contacts-intro-icon {
        width: 50px;
        height: 50px;

        flex-basis: 50px;

        border-radius: 15px;

        font-size: 1.2rem;
    }

    .contacts-form-card,
    .contacts-info-card {
        padding:
            18px
            14px;
    }

    .contacts-form textarea {
        min-height: 170px;
    }
}

@media (max-width: 390px) {
    .contacts-intro-card {
        flex-direction: column;
    }

    .contacts-section-heading {
        align-items: flex-start;
    }

    .contacts-label-row {
        align-items: flex-start;
        flex-direction: column;

        gap: 6px;
    }

    .contacts-info-item {
        padding:
            11px
            10px;
    }

    .contacts-footer-actions {
        grid-template-columns:
            minmax(0, 1fr);
    }
}

@media (
    prefers-reduced-motion: reduce
) {
    .contacts-help-links a {
        transition: none;
    }
}