/* Базовая сетка */
:root {
    --sb-bg: #050814;
    --sb-bg-alt: #0b1020;
    --sb-accent: #ffb400;
    --sb-accent-soft: rgba(255, 180, 0, 0.15);
    --sb-text: #f4f6ff;
    --sb-text-muted: #a8b0c9;
    --sb-border: #252b3f;
    --sb-radius-lg: 16px;
    --sb-radius-xl: 24px;
    --sb-shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.55);
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: var(--sb-bg);
    color: var(--sb-text);
}

a {
    color: var(--sb-accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Кнопки */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease, border-color 0.12s ease;
    white-space: nowrap;
}

.btn--primary {
    background: linear-gradient(135deg, #ffb400, #ff6a00);
    color: #1a1300;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.75);
    text-decoration: none;
}

.btn--ghost {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(8, 11, 25, 0.9);
    color: var(--sb-text);
}

.btn--ghost:hover {
    border-color: var(--sb-accent);
    background: rgba(8, 11, 25, 1);
    text-decoration: none;
}

/* Заголовки секций */

.front-section-title {
    font-size: 22px;
    margin: 0 0 18px;
}

/* HERO */

.front-hero {
    padding: 24px 0 40px;
    background: radial-gradient(circle at top left, rgba(255, 180, 0, 0.14), transparent 55%);
}

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

.front-hero__top {
    display: flex;
    justify-content: flex-end;
}

.front-hero__login {
    font-size: 13px;
}

.front-hero__content {
    max-width: 640px;
}

.front-hero__title {
    font-size: 32px;
    line-height: 1.2;
    margin: 0 0 14px;
}

.front-hero__text {
    font-size: 15px;
    color: var(--sb-text-muted);
    margin: 0 0 20px;
}

/* БАННЕР */

.front-banner {
    padding: 0 0 32px;
}

.front-banner__link {
    display: block;
}

.front-banner__img {
    display: block;
    width: 100%;
    border-radius: var(--sb-radius-xl);
    box-shadow: var(--sb-shadow-soft);
}

.front-banner__placeholder {
    border-radius: var(--sb-radius-xl);
    border: 1px dashed var(--sb-border);
    padding: 40px;
    text-align: center;
    color: var(--sb-text-muted);
}

/* РЕГИСТРАЦИЯ */

.front-registration {
    padding: 32px 0;
}

.front-registration__inner {
    background: var(--sb-bg-alt);
    border-radius: var(--sb-radius-xl);
    padding: 24px 20px;
    box-shadow: var(--sb-shadow-soft);
    border: 1px solid var(--sb-border);
}

.front-registration__form {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    align-items: flex-end;
}

.front-registration__field label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--sb-text-muted);
}

.front-registration__field input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 999px;
    border: 1px solid var(--sb-border);
    background: #050818;
    color: var(--sb-text);
    font-size: 14px;
}

.front-registration__field input::placeholder {
    color: #646b86;
}

.front-registration__submit {
    width: 100%;
}

.front-registration__hint {
    grid-column: 1 / -1;
    font-size: 12px;
    color: var(--sb-text-muted);
    margin: 6px 0 0;
}

/* SEO-БЛОКИ */

.front-seo {
    padding: 32px 0;
}

.front-seo--top {
    background: radial-gradient(circle at top right, rgba(255, 180, 0, 0.09), transparent 60%);
}

.front-seo__content {
    font-size: 14px;
    color: var(--sb-text-muted);
    line-height: 1.7;
}

.front-seo__content p {
    margin: 0 0 14px;
}

/* СЛОТЫ */

.front-slots {
    padding: 32px 0 40px;
}

.front-slots__header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.front-slots__tabs {
    display: inline-flex;
    padding: 3px;
    border-radius: 999px;
    background: rgba(6, 9, 20, 0.9);
    border: 1px solid var(--sb-border);
}

.front-slots__tab {
    border: none;
    background: transparent;
    color: var(--sb-text-muted);
    font-size: 13px;
    padding: 6px 14px;
    border-radius: 999px;
    cursor: pointer;
    white-space: nowrap;
}

.front-slots__tab.is-active {
    background: var(--sb-accent-soft);
    color: var(--sb-accent);
}

.front-slots__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.slot-card {
    background: var(--sb-bg-alt);
    border-radius: var(--sb-radius-lg);
    overflow: hidden;
    border: 1px solid var(--sb-border);
    box-shadow: var(--sb-shadow-soft);
    transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.slot-card__link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.slot-card__thumb img {
    display: block;
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.slot-card__thumb--placeholder {
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #111526;
    color: var(--sb-text-muted);
    font-size: 13px;
}

.slot-card__body {
    padding: 12px 14px 14px;
}

.slot-card__title {
    font-size: 15px;
    margin: 0 0 6px;
}

.slot-card__excerpt {
    font-size: 13px;
    color: var(--sb-text-muted);
    margin: 0;
}

.slot-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.8);
    border-color: rgba(255, 180, 0, 0.5);
}

/* АВТОР */

.front-author {
    padding: 32px 0;
    border-top: 1px solid var(--sb-border);
}

.front-author__inner {
    max-width: 720px;
}

.front-author__text p {
    font-size: 14px;
    color: var(--sb-text-muted);
    line-height: 1.7;
}

/* ПРОВАЙДЕРЫ */

.front-providers {
    padding: 32px 0 50px;
}

.front-providers__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.provider-card {
    background: var(--sb-bg-alt);
    border-radius: var(--sb-radius-lg);
    border: 1px solid var(--sb-border);
    padding: 14px;
    display: flex;
    gap: 12px;
    align-items: center;
}

.provider-card__thumb img {
    display: block;
    border-radius: 999px;
}

.provider-card__title {
    font-size: 14px;
    margin: 0 0 4px;
}

.provider-card__excerpt {
    font-size: 13px;
    margin: 0;
    color: var(--sb-text-muted);
}

/* Адаптив */

@media (max-width: 900px) {
    .front-registration__form {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 600px) {
    .front-hero__title {
        font-size: 26px;
    }

    .front-slots__grid,
    .front-providers__grid {
        grid-template-columns: 1fr;
    }
}
/* ==== MOBILE TWEAKS ==== */

html,
body {
    overflow-x: hidden;
}

/* планшеты и телефоны до ~768px */
@media (max-width: 768px) {

    .container {
        padding: 0 14px;
    }

    /* HERO */
    .front-hero {
        padding: 18px 0 26px;
    }

    .front-hero__inner {
        gap: 16px;
    }

    .front-hero__top {
        justify-content: center;
    }

    .front-hero__content {
        max-width: 100%;
        text-align: center;
    }

    .front-hero__cta {
        width: 100%;
        justify-content: center;
    }

    /* БАННЕР */
    .front-banner {
        padding-bottom: 24px;
    }

    .front-banner__img {
        border-radius: 18px;
    }

    /* РЕГИСТРАЦИЯ */
    .front-registration__inner {
        padding: 18px 14px;
    }

    .front-registration__form {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .front-registration__submit {
        width: 100%;
    }

    .front-registration__hint {
        font-size: 11px;
    }

    /* SEO блоки */
    .front-section-title {
        font-size: 20px;
    }

    .front-seo__content {
        font-size: 13px;
    }

    /* СЛОТЫ */
    .front-slots__header {
        align-items: flex-start;
        gap: 12px;
    }

    .front-slots__tabs {
        width: 100%;
        overflow-x: auto;
        justify-content: flex-start;
        scrollbar-width: none; /* firefox */
    }

    .front-slots__tabs::-webkit-scrollbar {
        display: none; /* chrome/safari */
    }

    .front-slots__tab {
        flex: 0 0 auto;
        padding: 6px 10px;
        font-size: 12px;
    }

    .front-slots__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .slot-card__thumb img,
    .slot-card__thumb--placeholder {
        height: 120px;
    }

    .slot-card__body {
        padding: 10px 12px 12px;
    }

    .slot-card__title {
        font-size: 14px;
    }

    .slot-card__excerpt {
        font-size: 12px;
    }

    /* ПРОВАЙДЕРЫ */
    .front-providers__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .provider-card {
        padding: 12px;
    }
}

/* маленькие телефоны до ~480px */
@media (max-width: 480px) {

    .container {
        padding: 0 10px;
    }

    .front-hero__title {
        font-size: 22px;
    }

    .front-hero__text {
        font-size: 14px;
    }

    .front-section-title {
        font-size: 18px;
    }

    /* слоты и провайдеры в одну колонку */
    .front-slots__grid,
    .front-providers__grid {
        grid-template-columns: 1fr;
    }

    .slot-card__thumb img,
    .slot-card__thumb--placeholder {
        height: 110px;
    }

    .front-author__text p {
        font-size: 13px;
    }
}
.front-author {
    padding: 32px 0;
    border-top: 1px solid var(--sb-border);
}

.front-author__inner {
    max-width: 720px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.front-author__photo img {
    display: block;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--sb-accent-soft);
}

.front-author__text {
    flex: 1 1 auto;
}

.front-author__text p {
    font-size: 14px;
    color: var(--sb-text-muted);
    line-height: 1.7;
}

/* на очень маленьких экранах чуть уменьшим отступы, но фото всё равно слева */
@media (max-width: 480px) {
    .front-author__inner {
        gap: 12px;
    }

    .front-author__photo img {
        width: 60px;
        height: 60px;
    }

    .front-author__text p {
        font-size: 13px;
    }
}