/* ========================================
   Developer Subscription Manager - Frontend CSS
   ======================================== */

/* === Variables === */
:root {
    --dsm-primary: #2563eb;
    --dsm-primary-dark: #1d4ed8;
    --dsm-success: #10b981;
    --dsm-warning: #f59e0b;
    --dsm-danger: #ef4444;
    --dsm-purple: #7c3aed;
    --dsm-gray-50: #f9fafb;
    --dsm-gray-100: #f3f4f6;
    --dsm-gray-200: #e5e7eb;
    --dsm-gray-300: #d1d5db;
    --dsm-gray-500: #6b7280;
    --dsm-gray-700: #374151;
    --dsm-gray-900: #111827;
    --dsm-radius: 12px;
    --dsm-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --dsm-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

/* === Base === */
.dsm-registration-wrapper,
.dsm-login-wrapper,
.dsm-profile-wrapper,
.dsm-subscriptions-showcase {
    direction: rtl;
    font-family: 'Vazirmatn', 'IRANSans', Tahoma, Arial, sans-serif;
    max-width: 700px;
    margin: 30px auto;
    padding: 0 15px;
}

.dsm-profile-wrapper,
.dsm-subscriptions-showcase {
    max-width: 900px;
}

/* === Steps Progress === */
.dsm-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
    gap: 0;
}

.dsm-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
}

.dsm-step-number {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--dsm-gray-200);
    color: var(--dsm-gray-500);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    transition: all 0.3s ease;
}

.dsm-step.active .dsm-step-number {
    background: var(--dsm-primary);
    color: white;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
}

.dsm-step.completed .dsm-step-number {
    background: var(--dsm-success);
    color: white;
}

.dsm-step-label {
    font-size: 13px;
    color: var(--dsm-gray-500);
    font-weight: 500;
}

.dsm-step.active .dsm-step-label {
    color: var(--dsm-primary);
    font-weight: 700;
}

.dsm-step-line {
    flex: 1;
    height: 3px;
    background: var(--dsm-gray-200);
    margin: 0 15px;
    margin-bottom: 25px;
    border-radius: 2px;
    min-width: 40px;
}

/* === Form Styles === */
.dsm-form-step {
    background: white;
    padding: 35px;
    border-radius: var(--dsm-radius);
    box-shadow: var(--dsm-shadow-lg);
    border: 1px solid var(--dsm-gray-200);
}

.dsm-form-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--dsm-gray-900);
    margin: 0 0 8px;
}

.dsm-form-desc {
    color: var(--dsm-gray-500);
    margin: 0 0 25px;
    font-size: 14px;
}

.dsm-form-group {
    margin-bottom: 20px;
}

.dsm-form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--dsm-gray-700);
    margin-bottom: 6px;
}

.dsm-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--dsm-gray-200);
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    box-sizing: border-box;
    background: white;
}

.dsm-input:focus {
    border-color: var(--dsm-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.dsm-textarea {
    resize: vertical;
    min-height: 80px;
}

.dsm-help-text {
    display: block;
    font-size: 12px;
    color: var(--dsm-gray-500);
    margin-top: 4px;
}

.dsm-form-row {
    display: flex;
    gap: 15px;
}

.dsm-half {
    flex: 1;
}

/* === OTP Input === */
.dsm-otp-inputs {
    display: flex;
    gap: 10px;
    justify-content: center;
    direction: ltr;
}

.dsm-otp-digit {
    width: 50px;
    height: 55px;
    border: 2px solid var(--dsm-gray-200);
    border-radius: 10px;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    outline: none;
    transition: border-color 0.2s;
    font-family: monospace;
}

.dsm-otp-digit:focus {
    border-color: var(--dsm-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.dsm-otp-actions {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}

/* === Buttons === */
.dsm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    text-decoration: none;
    gap: 8px;
    line-height: 1.5;
}

.dsm-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.dsm-btn-primary {
    background: var(--dsm-primary);
    color: white;
}

.dsm-btn-primary:hover:not(:disabled) {
    background: var(--dsm-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--dsm-shadow);
}

.dsm-btn-outline {
    background: transparent;
    color: var(--dsm-primary);
    border-color: var(--dsm-primary);
}

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

.dsm-btn-link {
    background: none;
    color: var(--dsm-gray-500);
    padding: 5px 10px;
    font-size: 13px;
    border: none;
}

.dsm-btn-link:hover {
    color: var(--dsm-primary);
}

.dsm-btn-lg {
    width: 100%;
    padding: 14px;
    font-size: 16px;
}

.dsm-btn-sm {
    padding: 6px 14px;
    font-size: 13px;
    border-radius: 8px;
}

.dsm-btn.dsm-loading {
    position: relative;
    color: transparent !important;
}

.dsm-btn.dsm-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: dsm-spin 0.6s linear infinite;
}

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

/* === Messages === */
.dsm-message, .dsm-notice {
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.6;
}

.dsm-message-success, .dsm-notice-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.dsm-message-error, .dsm-notice-warning {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.dsm-notice-info {
    background: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

.dsm-notice a {
    font-weight: 700;
    text-decoration: underline;
}

/* === Login Form === */
.dsm-login-wrapper {
    max-width: 450px;
}

.dsm-login-wrapper form {
    background: white;
    padding: 30px;
    border-radius: var(--dsm-radius);
    box-shadow: var(--dsm-shadow-lg);
    border: 1px solid var(--dsm-gray-200);
}

.dsm-checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    cursor: pointer;
}

.dsm-form-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
}

.dsm-form-footer a {
    color: var(--dsm-primary);
    text-decoration: none;
    font-weight: 500;
}

.dsm-sep {
    margin: 0 10px;
    color: var(--dsm-gray-300);
}

/* === Profile === */
.dsm-profile-card {
    background: white;
    border-radius: var(--dsm-radius);
    box-shadow: var(--dsm-shadow);
    border: 1px solid var(--dsm-gray-200);
    padding: 25px;
    margin-bottom: 25px;
}

.dsm-profile-header {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.dsm-avatar img {
    border-radius: 50%;
    border: 3px solid var(--dsm-primary);
}

.dsm-profile-info h3 {
    margin: 0 0 4px;
    font-size: 20px;
    color: var(--dsm-gray-900);
}

.dsm-profile-info p {
    margin: 0 0 10px;
    color: var(--dsm-gray-500);
}

.dsm-profile-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.dsm-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.dsm-badge-success {
    background: #ecfdf5;
    color: #065f46;
}

.dsm-badge-warning {
    background: #fffbeb;
    color: #92400e;
}

.dsm-profile-actions {
    margin-right: auto;
}

/* === Tabs === */
.dsm-tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--dsm-gray-200);
    padding-bottom: 0;
    overflow-x: auto;
}

.dsm-tab {
    padding: 12px 20px;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 600;
    color: var(--dsm-gray-500);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
    white-space: nowrap;
    font-family: inherit;
}

.dsm-tab:hover {
    color: var(--dsm-primary);
}

.dsm-tab.active {
    color: var(--dsm-primary);
    border-bottom-color: var(--dsm-primary);
}

.dsm-tab-content {
    display: none;
    animation: dsmFadeIn 0.3s ease;
}

.dsm-tab-content.active {
    display: block;
}

@keyframes dsmFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === Subscription Cards === */
.dsm-subscriptions-grid {
    display: grid;
    gap: 20px;
}

.dsm-subscription-card {
    background: white;
    border-radius: var(--dsm-radius);
    border: 1px solid var(--dsm-gray-200);
    padding: 20px;
    box-shadow: var(--dsm-shadow);
}

.dsm-subscription-card.dsm-status-active {
    border-right: 4px solid var(--dsm-success);
}

.dsm-subscription-card.dsm-status-pending {
    border-right: 4px solid var(--dsm-warning);
}

.dsm-subscription-card.dsm-status-expired {
    border-right: 4px solid var(--dsm-danger);
    opacity: 0.7;
}

.dsm-sub-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.dsm-sub-header h4 {
    margin: 0;
    font-size: 17px;
    color: var(--dsm-gray-900);
}

.dsm-status-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.dsm-status-active { background: #ecfdf5; color: #065f46; }
.dsm-status-pending { background: #fffbeb; color: #92400e; }
.dsm-status-expired { background: #fef2f2; color: #991b1b; }
.dsm-status-cancelled { background: #f3f4f6; color: #374151; }
.dsm-status-approved { background: #ecfdf5; color: #065f46; }
.dsm-status-rejected { background: #fef2f2; color: #991b1b; }

.dsm-sub-details {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.dsm-sub-detail {
    font-size: 13px;
}

.dsm-sub-detail .dsm-label {
    color: var(--dsm-gray-500);
    margin-left: 5px;
}

.dsm-sub-detail .dsm-value {
    font-weight: 600;
    color: var(--dsm-gray-700);
}

/* === Files List === */
.dsm-sub-files {
    border-top: 1px solid var(--dsm-gray-200);
    padding-top: 15px;
    margin-top: 10px;
}

.dsm-sub-files h5 {
    margin: 0 0 10px;
    font-size: 14px;
    color: var(--dsm-gray-700);
}

.dsm-file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: var(--dsm-gray-50);
    border-radius: 8px;
    margin-bottom: 8px;
}

.dsm-file-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.dsm-file-icon {
    font-size: 20px;
}

.dsm-file-name {
    font-weight: 500;
    font-size: 14px;
}

.dsm-file-version {
    font-size: 12px;
    color: var(--dsm-gray-500);
    background: var(--dsm-gray-200);
    padding: 2px 8px;
    border-radius: 4px;
}

/* === Tables === */
.dsm-table-responsive {
    overflow-x: auto;
}

.dsm-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--dsm-radius);
    overflow: hidden;
    box-shadow: var(--dsm-shadow);
}

.dsm-table thead {
    background: var(--dsm-gray-50);
}

.dsm-table th {
    padding: 14px 16px;
    font-size: 13px;
    font-weight: 700;
    color: var(--dsm-gray-700);
    text-align: right;
    border-bottom: 2px solid var(--dsm-gray-200);
}

.dsm-table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--dsm-gray-100);
    color: var(--dsm-gray-700);
}

.dsm-table tbody tr:hover {
    background: var(--dsm-gray-50);
}

.dsm-counter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    height: 28px;
    padding: 0 10px;
    background: var(--dsm-primary);
    color: white;
    border-radius: 14px;
    font-weight: 700;
    font-size: 13px;
}

/* === Empty State === */
.dsm-empty-state {
    text-align: center;
    padding: 50px 20px;
    background: var(--dsm-gray-50);
    border-radius: var(--dsm-radius);
    border: 2px dashed var(--dsm-gray-200);
}

.dsm-empty-state p {
    color: var(--dsm-gray-500);
    font-size: 16px;
    margin-bottom: 15px;
}

/* === Plans Grid (Public) === */
.dsm-plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.dsm-plan-card {
    background: white;
    border-radius: var(--dsm-radius);
    box-shadow: var(--dsm-shadow-lg);
    border: 1px solid var(--dsm-gray-200);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.dsm-plan-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
}

.dsm-plan-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.dsm-plan-content {
    padding: 25px;
}

.dsm-plan-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 10px;
    color: var(--dsm-gray-900);
}

.dsm-plan-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--dsm-primary);
    margin-bottom: 15px;
}

.dsm-plan-price del {
    color: var(--dsm-gray-500);
    font-size: 16px;
}

.dsm-plan-description {
    color: var(--dsm-gray-500);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.dsm-plan-description ul {
    padding: 0;
    list-style: none;
}

.dsm-plan-description li::before {
    content: '✅ ';
}

.dsm-plan-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* === Modal === */
.dsm-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: dsmFadeIn 0.3s ease;
}

.dsm-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
}

.dsm-modal-content {
    position: relative;
    background: white;
    border-radius: var(--dsm-radius);
    max-width: 550px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--dsm-shadow-lg);
}

.dsm-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--dsm-gray-200);
}

.dsm-modal-header h3 {
    margin: 0;
    font-size: 18px;
}

.dsm-modal-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--dsm-gray-500);
    padding: 0;
    line-height: 1;
}

.dsm-modal-body {
    padding: 25px;
}

.dsm-receipt-product-name {
    font-weight: 700;
    font-size: 16px;
    color: var(--dsm-primary);
    margin-bottom: 20px;
}

/* === Responsive === */
@media (max-width: 768px) {
    .dsm-form-row {
        flex-direction: column;
        gap: 0;
    }

    .dsm-otp-digit {
        width: 42px;
        height: 48px;
        font-size: 20px;
    }

    .dsm-profile-header {
        flex-direction: column;
        text-align: center;
    }

    .dsm-profile-actions {
        margin-right: 0;
    }

    .dsm-sub-details {
        flex-direction: column;
        gap: 8px;
    }

    .dsm-tabs {
        gap: 0;
    }

    .dsm-tab {
        padding: 10px 12px;
        font-size: 12px;
    }

    .dsm-plans-grid {
        grid-template-columns: 1fr;
    }

    .dsm-otp-actions {
        flex-direction: column;
    }
}

/* === File Size Badge === */
.dsm-file-size {
    font-size: 11px;
    color: var(--dsm-gray-500);
    background: var(--dsm-gray-100);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: monospace;
}