/* ============================================
   COMPONENTS - Общие компоненты
   Кнопки, табы, стрелки
   ============================================ */

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 400;
    line-height: 1.3;
    padding: 9px 22px;
    border-radius: 0;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition-normal);
}

.btn-arrow {
    font-family: var(--font-ui);
    font-weight: 300;
    font-size: 15px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-left: 5px;
}

/* Glass button */
.btn-glass {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid var(--color-white);
    color: var(--color-white);
    backdrop-filter: blur(20px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.25);
    color: var(--color-white);
}

/* Primary fill button - для hero секции */
.btn-primary-fill {
    background: rgba(28, 36, 114, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: var(--color-white);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-primary-fill:hover {
    background: rgba(28, 36, 114, 0.9);
    border-color: var(--color-white);
    color: var(--color-white);
}

.btn-glass-white {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid var(--color-white);
    color: var(--color-white);
    backdrop-filter: blur(20px);
}

.btn-glass-white:hover {
    background: rgba(255, 255, 255, 0.3);
    color: var(--color-white);
}

/* Outline light button (для hero-секции) */
.btn-outline-light {
    background: transparent;
    border: 1px solid var(--color-white);
    color: var(--color-white);
    padding: 14px 24px;
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 14px;
    letter-spacing: 0.02em;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
}

/* Accent button */
.btn-accent {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid var(--color-text);
    color: var(--color-text);
}

.btn-accent:hover {
    background: var(--color-text);
    color: var(--color-white);
}

/* Outline button */
.btn-outline-dark {
    background: transparent;
    border: 1px solid var(--color-text);
    color: var(--color-text);
}

.btn-outline-dark:hover {
    background: var(--color-bg-button-hover);
    color: var(--color-text-dark);
}

.btn-outline-dark-light {
    background: rgba(32, 32, 32, 0.05);
    border: 1px solid var(--color-text);
    color: var(--color-text);
}

.btn-outline-dark-light:hover {
    background: var(--color-text);
    color: var(--color-white);
}

/* Outline white button */
.btn-outline-white {
    background: transparent;
    border: 1px solid var(--color-white);
    color: var(--color-white);
}

.btn-outline-white:hover {
    background: var(--color-white);
    color: var(--color-text);
}

/* Header buttons */
.btn-header-outline {
    background: rgba(25, 23, 16, 0.05);
    border: 1px solid rgba(32, 32, 32, 0.7);
    color: var(--color-text);
    font-size: 13px;
    padding: 6px 15px;
    backdrop-filter: blur(4px);
}

.btn-header-outline:hover {
    background: var(--color-text);
    color: var(--color-white);
}

.btn-header-primary {
    background: rgba(32, 32, 32, 0.05);
    border: 1px solid rgba(32, 32, 32, 0.7);
    color: var(--color-text);
    font-size: 13px;
    padding: 6px 15px;
    backdrop-filter: blur(4px);
}

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

/* ============================================
   ARROW BUTTONS
   ============================================ */
.arrow-btn {
    width: 39px;
    height: 39px;
    border-radius: 50%;
    border: 1px solid var(--color-text);
    background: transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    cursor: pointer;
}

.arrow-btn:hover {
    background: var(--color-text);
    color: var(--color-white);
}

.arrow-btn-white {
    border-color: var(--color-white);
    color: var(--color-white);
}

.arrow-btn-white:hover {
    background: var(--color-white);
    color: var(--color-text);
}

.slider-arrows {
    display: flex;
    gap: 8px;
}

/* ============================================
   TABS
   ============================================ */
.nav-tabs-custom {
    display: flex;
    justify-content: center;
    gap: 10px;
    border: none;
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-link-custom {
    font-family: var(--font-heading);
    font-size: 18px;
    text-transform: uppercase;
    color: var(--color-text-light);
    background: none;
    border: none;
    border-bottom: 1px solid rgba(32, 32, 32, 0.3);
    padding: 0 30px 8px;
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.nav-link-custom:hover {
    color: var(--color-text);
}

.nav-link-custom.active {
    color: var(--color-text);
    border-bottom-color: var(--color-text);
}

.nav-link-custom .tab-icon {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1px solid currentColor;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nav-link-custom .tab-icon::after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.nav-link-custom.active .tab-icon::after {
    opacity: 1;
}

/* ============================================
   CARD ARROW
   ============================================ */
.card-arrow {
    position: absolute;
    top: 20px;
    right: 20px;
    font-family: var(--font-ui);
    font-size: 20px;
    z-index: 1;
}

/* ============================================
   RESPONSIVE - LARGE DESKTOP (1920px+)
   ============================================ */
@media (min-width: 1920px) {
    .btn {
        font-size: 18px;
        padding: 11px 26px;
    }

    .btn-arrow {
        font-size: 17px;
    }

    .arrow-btn {
        width: 44px;
        height: 44px;
    }

    .nav-link-custom {
        font-size: 20px;
        padding: 0 34px 10px;
    }

    .card-arrow {
        font-size: 24px;
    }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */
@media (max-width: 768px) {
    .section-action .btn {
        width: 100%;
        justify-content: space-between;
        padding: 14px 20px;
    }

    .section-action .btn-lg {
        font-size: 14px;
    }

    .nav-link-custom {
        padding: 8px 15px;
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

@media (max-width: 576px) {
    .nav-link-custom {
        font-size: 14px;
        padding: 0 12px 8px;
    }
}

@media (max-width: 374px) {
    .nav-link-custom {
        font-size: 13px;
        padding: 6px 10px;
    }
}