/* ============================================
   Общие стили — сетка, кнопки, утилиты
   ============================================ */

/* --- Контейнер --- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* --- Сетка --- */
.grid {
    display: grid;
    gap: var(--gap);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.main-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: var(--gap-lg);
    padding: var(--gap-lg) 0;
}

/* --- Кнопки --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-fast),
                color var(--transition-fast),
                box-shadow var(--transition-fast);
    cursor: pointer;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}
.btn--primary:hover {
    background-color: var(--color-primary-dark);
}

.btn--outline {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}
.btn--outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn--load-more {
    display: block;
    width: 200px;
    margin: var(--gap-lg) auto;
    padding: 12px 0;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-light);
    transition: all var(--transition-fast);
}
.btn--load-more:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* --- Утилиты --- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }