/* ============================================================
   PUTE Cloud Upload - Premium Cloud Storage Buttons
   ============================================================ */

/* --- Cloud Upload Section --- */
.putm-cloud-divider,
.puts-cloud-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 20px 0;
    color: #9ca3af;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.putm-cloud-divider::before,
.puts-cloud-divider::before,
.putm-cloud-divider::after,
.puts-cloud-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, #e5e7eb, transparent);
}

/* --- Cloud Buttons Grid --- */
.putm-cloud-btns,
.puts-cloud-btns {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* --- Base Cloud Button --- */
.putm-cloud-btn,
.puts-cloud-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    font-size: 0.88rem;
    font-weight: 700;
    font-family: inherit;
    border: 2px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.putm-cloud-btn::before,
.puts-cloud-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.putm-cloud-btn:hover,
.puts-cloud-btn:hover {
    transform: translateY(-3px);
}

.putm-cloud-btn:active,
.puts-cloud-btn:active {
    transform: translateY(-1px);
}

/* --- Cloud Button Icon --- */
.putm-cloud-icon,
.puts-cloud-icon {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.putm-cloud-icon svg,
.puts-cloud-icon svg {
    width: 100%;
    height: 100%;
}

/* --- Google Drive Button --- */
.putm-cloud-btn--gdrive,
.puts-cloud-btn--gdrive {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-color: #dadce0;
    color: #3c4043;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.putm-cloud-btn--gdrive:hover,
.puts-cloud-btn--gdrive:hover {
    border-color: #4285f4;
    background: linear-gradient(135deg, #ffffff 0%, #e8f0fe 100%);
    box-shadow: 0 6px 20px rgba(66, 133, 244, 0.25);
}

.putm-cloud-btn--gdrive::before,
.puts-cloud-btn--gdrive::before {
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.05) 0%, rgba(66, 133, 244, 0.02) 100%);
}

.putm-cloud-btn--gdrive:hover::before,
.puts-cloud-btn--gdrive:hover::before {
    opacity: 1;
}

/* --- OneDrive Button --- */
.putm-cloud-btn--onedrive,
.puts-cloud-btn--onedrive {
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
    border-color: #d1d1d1;
    color: #242424;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.putm-cloud-btn--onedrive:hover,
.puts-cloud-btn--onedrive:hover {
    border-color: #0078d4;
    background: linear-gradient(135deg, #ffffff 0%, #e6f2fb 100%);
    box-shadow: 0 6px 20px rgba(0, 120, 212, 0.25);
}

.putm-cloud-btn--onedrive::before,
.puts-cloud-btn--onedrive::before {
    background: linear-gradient(135deg, rgba(0, 120, 212, 0.05) 0%, rgba(0, 120, 212, 0.02) 100%);
}

.putm-cloud-btn--onedrive:hover::before,
.puts-cloud-btn--onedrive:hover::before {
    opacity: 1;
}

/* --- Dropbox Button --- */
.putm-cloud-btn--dropbox,
.puts-cloud-btn--dropbox {
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
    border-color: #d1d1d1;
    color: #242424;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.putm-cloud-btn--dropbox:hover,
.puts-cloud-btn--dropbox:hover {
    border-color: #0061ff;
    background: linear-gradient(135deg, #ffffff 0%, #e6f0ff 100%);
    box-shadow: 0 6px 20px rgba(0, 97, 255, 0.25);
}

.putm-cloud-btn--dropbox::before,
.puts-cloud-btn--dropbox::before {
    background: linear-gradient(135deg, rgba(0, 97, 255, 0.05) 0%, rgba(0, 97, 255, 0.02) 100%);
}

.putm-cloud-btn--dropbox:hover::before,
.puts-cloud-btn--dropbox:hover::before {
    opacity: 1;
}

/* --- Loading State --- */
.putm-cloud-btn--loading,
.puts-cloud-btn--loading {
    pointer-events: none;
    opacity: 0.7;
}

.putm-cloud-btn--loading::after,
.puts-cloud-btn--loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: putm-cloud-spin 0.8s linear infinite;
    margin-left: 4px;
}

@keyframes putm-cloud-spin {
    to { transform: rotate(360deg); }
}

/* --- Disabled State --- */
.putm-cloud-btn--disabled,
.puts-cloud-btn--disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

/* --- Tooltip --- */
.putm-cloud-btn[title],
.puts-cloud-btn[title] {
    position: relative;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .putm-cloud-btns,
    .puts-cloud-btns {
        flex-direction: column;
        align-items: stretch;
    }

    .putm-cloud-btn,
    .puts-cloud-btn {
        justify-content: center;
        width: 100%;
    }
}

/* --- Dark Mode Support --- */
@media (prefers-color-scheme: dark) {
    .putm-cloud-btn,
    .puts-cloud-btn {
        background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
        border-color: #374151;
        color: #f9fafb;
    }

    .putm-cloud-btn:hover,
    .puts-cloud-btn:hover {
        background: linear-gradient(135deg, #1f2937 0%, #1e3a5f 100%);
    }

    .putm-cloud-btn--gdrive:hover,
    .puts-cloud-btn--gdrive:hover {
        background: linear-gradient(135deg, #1f2937 0%, #1a2744 100%);
    }

    .putm-cloud-btn--onedrive:hover,
    .puts-cloud-btn--onedrive:hover {
        background: linear-gradient(135deg, #1f2937 0%, #0c2d4a 100%);
    }

    .putm-cloud-btn--dropbox:hover,
    .puts-cloud-btn--dropbox:hover {
        background: linear-gradient(135deg, #1f2937 0%, #0c1f4a 100%);
    }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    .putm-cloud-btn,
    .puts-cloud-btn {
        transition: none;
    }

    .putm-cloud-btn:hover,
    .puts-cloud-btn:hover {
        transform: none;
    }
}