/* Base styles */
#onetuber-container {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    width: 100%;
    max-width: 48rem; /* 768px */
    margin: 0 auto;
    padding: 1.5rem 0;
}

/* Download box */
#onetuber-container .download-box {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    background: #fff !important;
    border: 1px solid #d1d5db !important;
    border-radius: 0.5rem;
    padding: 0.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

#onetuber-container .url-input {
    width: 100%;
    padding: 0 0.75rem;
    height: 3rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    box-sizing: border-box;
    transition: all 0.2s ease-in-out;
}
#onetuber-container .url-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

#onetuber-container .form-controls {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
@media (min-width: 768px) {
    #onetuber-container .download-box {
        flex-direction: row;
        align-items: center;
    }
    #onetuber-container .url-input {
        flex: 60%;
    }
    #onetuber-container .form-controls {
        flex: 40%;
        flex-direction: row;
        align-items: center;
    }
}

#onetuber-container .quality-select {
    flex: 1;
    padding: 0.6rem;
    height: 3rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236B7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.5rem;
    transition: all 0.2s ease-in-out;
    text-align: center;
}
#onetuber-container .quality-select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

#onetuber-container .download-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 3rem;
    padding: 0 1rem;
    background: var(--theme-button-background-initial-color,#3b82f6);
    color: var(--theme-button-text-initial-color,#fff);
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background 0.2s ease-in-out;
}
#onetuber-container .download-btn:hover {
    filter: hue-rotate(340deg);
}
#onetuber-container .download-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
}

#onetuber-container .button-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

#onetuber-container .button-text {
    transition: opacity 0.2s ease-in-out;
}
#onetuber-container .button-text.hidden {
    opacity: 0;
}

#onetuber-container .spinner {
    position: absolute;
    width: 1.25rem;
    height: 1.25rem;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
#onetuber-container .spinner.hidden {
    display: none;
}
@keyframes spin {
    0% { Transforming: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Checking message */
#onetuber-container .checking-message {
    margin-top: 0.5rem;
    color: #4b5563;
}
#onetuber-container .checking-message.hidden {
    display: none;
}

/* Sizes container */
#onetuber-container .sizes-container {
    margin-top: 1rem;
}
#onetuber-container .sizes-container.hidden {
    display: none;
}

#onetuber-container .sizes-message {
    color: #dc2626;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

#onetuber-container .sizes-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

#onetuber-container .size-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

#onetuber-container .size-label {
    color: #374151;
}

#onetuber-container .download-size-btn {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    background: #3b82f6;
    color: #fff;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background 0.2s ease-in-out;
}
#onetuber-container .download-size-btn:hover {
    background: #2563eb;
}
#onetuber-container .download-size-btn.disabled,
#onetuber-container .download-size-btn:disabled {
    background: #d1d5db;
    cursor: not-allowed;
}

/* Ads section */
#onetuber-container .ads-section {
    margin-top: 1rem;
}

#onetuber-container .ads-text {
    color: #4b5563;
    margin-bottom: 0.5rem;
}

#onetuber-container .watch-ads-btn {
    padding: 0.75rem 1.5rem;
    background: #10b981;
    color: #fff;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background 0.2s ease-in-out;
}
#onetuber-container .watch-ads-btn:hover {
    background: #059669;
}

/* Download items */
#onetuber-container .download-items {
    margin-top: 2rem;
}

#onetuber-container .onetuber-item {
    padding: 1rem;
    background: #fff;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
}

#onetuber-container .item-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
@media (min-width: 640px) {
    #onetuber-container .item-content {
        flex-direction: row;
        align-items: center;
    }
}

#onetuber-container .thumbnail {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 0.5rem;
}
@media (min-width: 640px) {
    #onetuber-container .thumbnail {
        width: 40%;
        max-width: 15rem;
    }
}

#onetuber-container .info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

#onetuber-container .title {
    font-weight: 600;
    color: #1f2937;
}

#onetuber-container .youtube-url {
    font-size: 0.875rem;
    color: #6b7280;
}
#onetuber-container .youtube-url a {
    color: #6b7280;
    text-decoration: underline;
}
#onetuber-container .youtube-url a:hover {
    color: #3b82f6;
}

#onetuber-container .status {
    color: #4b5563;
}

#onetuber-container .progress-bar {
    width: 100%;
    height: 0.375rem;
    background: #e5e7eb;
    border-radius: 0.1875rem;
    overflow: hidden;
}

#onetuber-container .progress-fill {
    height: 100%;
    background: #3b82f6;
    transition: width 0.5s ease-in-out;
}

#onetuber-container .result {
    margin-top: 0.5rem;
    color: #4b5563;
}

#onetuber-container .download-link {
    color: #3b82f6;
    text-decoration: underline;
}
#onetuber-container .download-link:hover {
    color: #2563eb;
}

/* RTL support */
#onetuber-container .onetuber-item {
    direction: ltr;
}
[dir="rtl"] #onetuber-container .onetuber-item {
    direction: rtl;
}