body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: #ffffff;
    color: #111827;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.site-header {
    border-bottom: 1px solid #e5e7eb;
    background: #ffffff;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80px;
}

.site-logo {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.02em;
}

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

/* ===== LANGUAGE DROPDOWN ===== */

.language-dropdown {
    position: relative;
}

.language-dropdown__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;

    min-width: 72px;
    height: 48px;
    padding: 0 16px;

    border: 1px solid #e5e7eb;
    border-radius: 999px;
    background: #ffffff;
    color: #111827;

    font-size: 14px;
    font-weight: 600;
    cursor: pointer;

    box-shadow: 0 4px 14px rgba(17, 24, 39, 0.06);
    transition: all 0.2s ease;
}

.language-dropdown__toggle:hover {
    background: #f9fafb;
    box-shadow: 0 6px 18px rgba(17, 24, 39, 0.09);
}

.language-dropdown__label {
    line-height: 1;
}

.language-dropdown__arrow {
    font-size: 12px;
    color: #6b7280;
    transition: transform 0.2s ease;
}

.language-dropdown--open .language-dropdown__arrow {
    transform: rotate(180deg);
}

.language-dropdown__menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;

    min-width: 220px;
    padding: 10px;

    border: 1px solid #e5e7eb;
    border-radius: 20px;
    background: #ffffff;

    box-shadow: 0 18px 45px rgba(17, 24, 39, 0.12);

    display: none;
    z-index: 50;
}

.language-dropdown--open .language-dropdown__menu {
    display: block;
}

.language-option-form {
    margin: 0;
}

.language-option {
    width: 100%;
    border: 0;
    background: transparent;
    cursor: pointer;

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

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

    font-size: 15px;
    font-weight: 500;
    color: #111827;
    text-align: left;

    transition: background 0.2s ease;
}

.language-option:hover {
    background: #f9fafb;
}

.language-option--active {
    background: #f3f4f6;
}

.language-option__text {
    line-height: 1.2;
}

.language-option__check {
    color: #16a34a;
    font-size: 18px;
    font-weight: 700;
}

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

.login-button,
.primary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    text-decoration: none;
    border-radius: 999px;
    padding: 0 22px;
    height: 48px;

    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.login-button {
    background: #111827;
    color: #ffffff;
    box-shadow: 0 6px 18px rgba(17, 24, 39, 0.16);
}

.login-button:hover {
    background: #0f172a;
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.2);
}

.primary-button {
    margin-top: 32px;
    background: #111827;
    color: #ffffff;
    box-shadow: 0 6px 18px rgba(17, 24, 39, 0.16);
}

.primary-button:hover {
    background: #0f172a;
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.2);
}

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

.hero {
    padding: 110px 0 80px;
}

.hero__content {
    max-width: 760px;
}

.hero h1 {
    margin: 0 0 24px;
    font-size: 52px;
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.hero p {
    margin: 0;
    max-width: 680px;
    font-size: 18px;
    line-height: 1.7;
    color: #4b5563;
}

/* ===== FEATURES ===== */

.features {
    padding: 40px 0 100px;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.feature-card {
    border: 1px solid #e5e7eb;
    border-radius: 18px;
    padding: 28px;
    background: #ffffff;
}

.feature-card h3 {
    margin: 0 0 12px;
    font-size: 20px;
}

.feature-card p {
    margin: 0;
    color: #6b7280;
    line-height: 1.7;
}

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

.site-footer {
    border-top: 1px solid #e5e7eb;
    padding: 28px 0;
    color: #6b7280;
    font-size: 14px;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 900px) {
    .site-header__inner {
        min-height: auto;
        padding: 16px 0;
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
    }

    .header-actions {
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .hero {
        padding: 80px 0 60px;
    }

    .hero h1 {
        font-size: 40px;
    }

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

    .language-dropdown__menu {
        right: auto;
        left: 0;
    }
}