/* === КНОПКИ === */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 8px; padding: 10px 22px; border-radius: 50px;
    font-weight: 600; font-size: 0.9rem; cursor: pointer;
    transition: var(--transition); border: none;
    text-decoration: none; white-space: nowrap;
    position: relative; overflow: hidden;
}

.btn-sm { padding: 7px 16px; font-size: 0.82rem; }

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    color: #fff; box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 35px rgba(124, 58, 237, 0.6); }
.btn-primary:active { transform: scale(0.96); }

.btn-outline {
    border: 1.5px solid var(--border-color);
    color: var(--text-primary);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
}
.btn-outline:hover { 
    border-color: var(--accent); 
    background: rgba(124, 58, 237, 0.1);
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.2);
}

.btn-generate {
    padding: 12px 32px; font-size: 1rem;
    background: linear-gradient(135deg, var(--accent), #a855f7);
    animation: glow 3s infinite;
}
.btn-generate:hover { animation: none; box-shadow: 0 0 50px rgba(124, 58, 237, 0.8); transform: translateY(-2px); }

/* === ВИДЖЕТЫ === */
.widget {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius); padding: 20px;
    margin-bottom: 16px; transition: var(--transition);
    box-shadow: var(--shadow-card);
}
.widget:hover { border-color: rgba(124, 58, 237, 0.2); box-shadow: var(--shadow-card), 0 0 30px rgba(124, 58, 237, 0.1); }

.widget__title {
    font-size: 0.8rem; color: var(--text-secondary);
    margin-bottom: 14px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px;
    display: flex; align-items: center; gap: 8px;
}
.widget__content { display: flex; flex-direction: column; gap: 10px; }

.radio-card {
    display: flex; align-items: center; gap: 10px;
    padding: 13px 16px; border-radius: var(--radius-sm);
    background: var(--bg-glass); border: 1.5px solid transparent;
    cursor: pointer; transition: var(--transition); font-size: 0.88rem;
}
.radio-card:hover { background: rgba(128,128,128,0.06); border-color: var(--border-color); }
.radio-card:has(input:checked) {
    border-color: var(--accent);
    background: rgba(124, 58, 237, 0.1);
    box-shadow: 0 0 15px rgba(124, 58, 237, 0.2);
}
.radio-card input { display: none; }

.select-custom {
    width: 100%; padding: 13px 16px; border-radius: var(--radius-sm);
    background: var(--bg-glass); color: var(--text-primary);
    border: 1.5px solid var(--border-color); font-size: 0.88rem;
    cursor: pointer; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%239898b8' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 16px center;
    transition: var(--transition);
}
.select-custom:hover { border-color: rgba(128,128,128,0.3); }
.select-custom:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1); }

/* === ПРОМПТ-БОКС === */
.prompt-box {
    background: var(--bg-card); backdrop-filter: blur(20px);
    border: 1px solid var(--border-color); border-radius: var(--radius);
    padding: 28px; margin-bottom: 24px;
    box-shadow: var(--shadow-card); transition: var(--transition);
}
.prompt-box:focus-within {
    border-color: rgba(124, 58, 237, 0.4);
    box-shadow: var(--shadow-card), 0 0 40px rgba(124, 58, 237, 0.15);
}
.prompt-box__label { font-weight: 600; margin-bottom: 14px; display: block; font-size: 0.95rem; color: var(--text-secondary); }
.prompt-box__input {
    width: 100%; background: var(--bg-input);
    border: 1.5px solid var(--border-color); border-radius: var(--radius-sm);
    padding: 18px 20px; color: var(--text-primary);
    font-family: inherit; font-size: 1rem; resize: vertical;
    min-height: 110px; transition: var(--transition); line-height: 1.6;
}
.prompt-box__input:focus { outline: none; border-color: var(--accent); }
.prompt-box__input::placeholder { color: var(--text-muted); font-style: italic; }

.prompt-box__footer { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; flex-wrap: wrap; gap: 14px; }
.prompt-hints { display: flex; gap: 8px; flex-wrap: wrap; }
.hint-chip {
    background: rgba(124, 58, 237, 0.08); border: 1px solid rgba(124, 58, 237, 0.2);
    color: var(--accent-light); padding: 8px 16px; border-radius: 50px;
    font-size: 0.82rem; cursor: pointer; transition: var(--transition);
}
.hint-chip:hover { background: rgba(124, 58, 237, 0.18); border-color: var(--accent); }

.hint-chip--improve {
    background: rgba(6, 182, 212, 0.12);
    border-color: rgba(6, 182, 212, 0.3);
    color: #06b6d4;
    font-weight: 600;
}
.hint-chip--improve:hover {
    background: rgba(6, 182, 212, 0.2);
    border-color: #06b6d4;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.prompt-box__actions { display: flex; align-items: center; gap: 14px; }
.char-count { font-size: 0.8rem; color: var(--text-muted); background: var(--bg-glass); padding: 6px 12px; border-radius: 20px; }

/* Строка стоимости */
.cost-inline {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
    text-align: right;
    font-size: 0.88rem;
    color: var(--text-secondary);
}
.cost-inline strong {
    color: var(--accent-light);
    font-weight: 700;
}

/* === БЛОК ЗАГРУЗКИ ИЗОБРАЖЕНИЙ === */
.image-upload-area {
    display: flex;
    gap: 16px;
    margin: 16px 0;
}

.upload-box {
    flex: 1;
    background: var(--bg-glass);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-sm);
    padding: 24px 16px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    min-height: 110px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.upload-box:hover {
    border-color: var(--accent);
    background: rgba(124, 58, 237, 0.05);
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.1);
}

.upload-box--loaded {
    border-style: solid;
    border-color: #22c55e;
    background: rgba(34, 197, 94, 0.05);
}

.upload-box__icon {
    font-size: 1.8rem;
    margin-bottom: 6px;
    opacity: 0.8;
}

.upload-box__text {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.upload-box__sub {
    font-size: 0.76rem;
    color: var(--text-muted);
}

.upload-box__hint {
    font-size: 0.75rem;
    color: #22c55e;
    margin-top: 4px;
    word-break: break-all;
    max-width: 100%;
}

@media (max-width: 600px) {
    .image-upload-area {
        flex-direction: column;
    }
}

/* === ПРЕДПРОСМОТР === */
.preview-area {
    background: var(--bg-card); backdrop-filter: blur(20px);
    border: 1.5px dashed var(--border-color); border-radius: var(--radius);
    min-height: 420px; display: flex; align-items: center;
    justify-content: center; position: relative; overflow: hidden;
    transition: var(--transition);
}
.preview-placeholder { text-align: center; color: var(--text-muted); animation: fadeInUp 0.6s ease; }
.preview-icon { font-size: 5rem; margin-bottom: 20px; opacity: 0.7; }
.preview-sub { font-size: 0.85rem; margin-top: 8px; opacity: 0.6; }
.preview-result { width: 100%; padding: 24px; text-align: center; animation: fadeInUp 0.5s ease; }
.preview-video, .preview-image { max-width: 100%; border-radius: var(--radius-sm); }
.preview-actions { display: flex; gap: 10px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }

/* === ПРОГРЕСС-БАР === */
.generation-progress { width: 70%; text-align: center; animation: fadeInUp 0.4s ease; }
.progress-bar { width: 100%; height: 6px; background: var(--border-color); border-radius: 3px; overflow: hidden; margin-bottom: 14px; }
.progress-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-light), #06b6d4);
    background-size: 200% 100%; border-radius: 3px;
    width: 0%; transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    animation: shimmer 2s infinite;
}
.progress-text { font-size: 0.9rem; color: var(--text-secondary); animation: pulse 2s infinite; }

/* === МОДАЛЬНОЕ ОКНО === */
.modal-overlay {
    position: fixed; inset: 0; background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px); z-index: 200;
    display: flex; align-items: center; justify-content: center;
    padding: 20px; animation: fadeInUp 0.2s ease;
}
.modal {
    background: var(--bg-card); backdrop-filter: blur(30px);
    border: 1px solid var(--border-color); border-radius: var(--radius);
    max-width: 460px; width: 100%; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.modal__header { display: flex; justify-content: space-between; align-items: center; padding: 22px 28px; border-bottom: 1px solid var(--border-color); }
.modal__close { background: none; border: none; color: var(--text-muted); font-size: 1.5rem; cursor: pointer; }
.modal__body { padding: 28px; }
.modal-info__row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border-color); font-size: 0.9rem; }
.modal-info__row span { color: var(--text-secondary); }
.cost-highlight { color: var(--accent-light); font-weight: 700; }
.modal-warning { font-size: 0.8rem; color: #f59e0b; background: rgba(245, 158, 11, 0.08); padding: 10px 14px; border-radius: var(--radius-xs); margin-top: 12px; }
.modal__footer { display: flex; gap: 12px; justify-content: flex-end; padding: 18px 28px; border-top: 1px solid var(--border-color); }
.empty-state { color: var(--text-muted); text-align: center; padding: 60px 20px; font-size: 1.1rem; animation: fadeInUp 0.5s ease; }