/* !B8;8 4;O <5=N-:0@CA5;8 8 A2O70==KE A =59 :><?>=5=B>2 */

/* A=>2=K5 AB8;8 4;O :0@CA5;8 */
.carousel-container {
    position: relative;
    overflow: hidden;
    padding-bottom: 60px; /* ;O <5=N 2=87C */
}

/* 5=N-:0@CA5;L */
.carousel-menu {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 15px 0;
    z-index: 1000;
}

.carousel-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    min-width: 60px;
}

.carousel-tab:hover {
    background-color: rgba(67, 97, 238, 0.1);
}

.carousel-tab.active {
    background-color: rgba(67, 97, 238, 0.2);
}

.carousel-tab::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    transition: width 0.3s ease;
}

.carousel-tab.active::after {
    width: 100%;
}

.carousel-icon {
    font-size: 24px;
    margin-bottom: 5px;
}

.carousel-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--dark);
}

.carousel-tab.active .carousel-label {
    color: var(--primary);
}

/* !B8;8 4;O 2@5<5==>9 ;8=88 */
.timeline {
    display: flex;
    justify-content: space-between;
    margin: 30px 0;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 5%;
    right: 5%;
    height: 3px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    transform: translateY(-50%);
}

.time-point {
    width: 30px;
    height: 30px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: bold;
    font-size: 16px;
    border: 2px solid var(--primary);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.time-point:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(67, 97, 238, 0.3);
    background-color: var(--primary);
    color: white;
}

.time-point.active {
    background-color: var(--primary);
    color: white;
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(67, 97, 238, 0.3);
}

.time-label {
    position: absolute;
    top: 35px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: var(--gray);
    white-space: nowrap;
}

/* !B8;8 4;O :0B53>@89 2@5<5= */
.tense-categories {
    margin-top: 20px;
}

.tense-category {
    margin-bottom: 30px;
}

.category-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--secondary);
    display: flex;
    align-items: center;
}

.category-title .icon {
    font-size: 22px;
    margin-right: 10px;
}

.tense-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.tense-item {
    background-color: white;
    border-radius: 12px;
    padding: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    position: relative;
    overflow: hidden;
}

.tense-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tense-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(67, 97, 238, 0.12);
    background-color: rgba(67, 97, 238, 0.02);
}

.tense-item:hover::before {
    opacity: 1;
}

.tense-item::after {
    content: '→';
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%) translateX(20px);
    font-size: 18px;
    color: var(--primary);
    opacity: 0;
    transition: all 0.3s ease;
}

.tense-item:hover::after {
    transform: translateY(-50%) translateX(0);
    opacity: 1;
}

.tense-name {
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--primary-dark);
    font-size: 16px;
    display: flex;
    align-items: center;
    transition: color 0.3s ease, transform 0.3s ease;
}

.tense-item:hover .tense-name {
    color: var(--primary);
    transform: translateX(5px);
}

.tense-name .icon {
    margin-right: 10px;
    font-size: 20px;
    transition: transform 0.3s ease;
}

.tense-item:hover .tense-name .icon {
    transform: scale(1.2);
}

.tense-description {
    font-size: 14px;
    color: var(--gray);
    transition: color 0.3s ease, transform 0.3s ease;
    padding-right: 20px; /* Место для стрелки */
}

.tense-item:hover .tense-description {
    color: var(--dark);
    transform: translateX(5px);
}

/* !B8;8 4;O ?@8<5@>2 */
.quick-examples {
    background-color: rgba(76, 201, 240, 0.1);
    border-radius: 12px;
    padding: 20px;
    margin-top: 30px;
}

.example-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.example-icon {
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    font-weight: bold;
    box-shadow: 0 3px 10px rgba(76, 201, 240, 0.3);
}

.example-title {
    font-weight: 600;
    color: var(--accent);
    font-size: 16px;
}

.example-list {
    list-style: none;
}

.example-list li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
    font-size: 14px;
}

.example-list li::before {
    content: '"';
    color: var(--accent);
    position: absolute;
    left: 0;
    top: 0;
    font-size: 18px;
}

.english {
    color: var(--dark);
    font-weight: 500;
}

.translation {
    color: var(--gray);
    font-size: 13px;
    font-style: italic;
    margin-top: 2px;
}

/* !B8;8 4;O 2:;04>: 70;>3>2 */
.voice-tabs {
    display: flex;
    justify-content: center;
    margin: 30px 0;
    position: relative;
    background-color: var(--light);
    border-radius: 50px;
    padding: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.voice-tab {
    padding: 12px 25px;
    background-color: transparent;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    color: var(--gray);
    position: relative;
    transition: all 0.3s ease;
    z-index: 2;
    display: flex;
    align-items: center;
    border: none;
    flex: 1;
    justify-content: center;
}

.voice-tab:first-child {
    border-radius: 50px 0 0 50px;
}

.voice-tab:last-child {
    border-radius: 0 50px 50px 0;
}

.voice-tab.active {
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
}

.voice-tab:hover:not(.active) {
    background-color: rgba(67, 97, 238, 0.08);
    color: var(--primary);
}

.voice-tab-icon {
    font-size: 20px;
    margin-right: 8px;
}

/* Стили для вкладок условных предложений */
.conditional-tabs {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 30px 0;
    padding: 5px 15px 10px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) #f0f0f0;
    gap: 15px;
    justify-content: flex-start;
    width: 100%;
    max-width: 100%;
}

.conditional-tabs::-webkit-scrollbar {
    height: 6px;
}

.conditional-tabs::-webkit-scrollbar-track {
    background: #f0f0f0;
    border-radius: 20px;
}

.conditional-tabs::-webkit-scrollbar-thumb {
    background-color: var(--primary);
    border-radius: 20px;
}

.conditional-tab {
    padding: 12px 16px;
    background-color: white;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    font-size: 15px;
    color: var(--gray);
    white-space: nowrap;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.03);
    flex-shrink: 0;
    margin-right: 0;
}

.conditional-tab:hover {
    background-color: rgba(67, 97, 238, 0.08);
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.15);
}

.conditional-tab.active {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.25);
    transform: translateY(-3px);
    border: none;
}

.conditional-tab-icon {
    margin-right: 10px;
    font-size: 18px;
    transition: transform 0.3s ease;
}

.conditional-tab:hover .conditional-tab-icon,
.conditional-tab.active .conditional-tab-icon {
    transform: scale(1.2);
}

/* =>?:0 2>72@0B0 =0 4><0H=89 M:@0= */
.home-button {
    position: fixed;
    bottom: 100px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
    cursor: pointer;
    z-index: 900;
    transition: all 0.3s ease;
}

.home-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
}

/* 40?B82=>ABL */
@media (max-width: 480px) {
    .tense-list {
        grid-template-columns: 1fr;
    }
    
    .carousel-label {
        font-size: 10px;
    }
    
    .carousel-tab {
        padding: 6px 8px;
        min-width: 50px;
    }
    
    .voice-tab {
        padding: 10px 15px;
        font-size: 14px;
    }
    
    .voices-grid {
        grid-template-columns: 1fr;
    }
    
    .conditional-tab {
        padding: 8px 12px;
        font-size: 13px;
    }
}