/**
 * Result Screen Styles - StudyVance Unified v3.20.0
 *
 * Professional pass/fail course completion result screens
 * with certificate download, v4 designer preview, and repurchase functionality.
 *
 * @package StudyvanceUnified
 * @version 3.20.0
 */

/* ==========================================================================
   OVERLAY - Full-screen backdrop
   ========================================================================== */

.svunified-result-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: svunified-fadeIn 0.3s ease-out;
}

@keyframes svunified-fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes svunified-slideUp {
    from { opacity: 0; transform: translateY(30px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes svunified-pulseGlow {
    0%, 100% { box-shadow: 0 0 20px rgba(16, 185, 129, 0.3); }
    50% { box-shadow: 0 0 40px rgba(16, 185, 129, 0.6); }
}

@keyframes svunified-pulseGlowRed {
    0%, 100% { box-shadow: 0 0 20px rgba(239, 68, 68, 0.3); }
    50% { box-shadow: 0 0 40px rgba(239, 68, 68, 0.6); }
}

@keyframes svunified-checkDraw {
    from { stroke-dashoffset: 100; }
    to { stroke-dashoffset: 0; }
}

@keyframes svunified-shakeNo {
    0%, 100% { transform: rotate(0deg); }
    20% { transform: rotate(-8deg); }
    40% { transform: rotate(8deg); }
    60% { transform: rotate(-5deg); }
    80% { transform: rotate(5deg); }
}

@keyframes svunified-confettiFall {
    0% { transform: translateY(-10px) rotate(0deg); opacity: 1; }
    100% { transform: translateY(20px) rotate(360deg); opacity: 0; }
}

/* ==========================================================================
   MODAL CARD
   ========================================================================== */

.svunified-result-modal {
    background: #ffffff;
    border-radius: 20px;
    max-width: 520px;
    width: 100%;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
    animation: svunified-slideUp 0.4s ease-out;
    position: relative;
}

/* Wide variant when certificate preview is shown */
.svunified-result-modal-wide {
    max-width: 680px;
}

/* ==========================================================================
   HEADER SECTION
   ========================================================================== */

.svunified-result-header {
    padding: 40px 40px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.svunified-result-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.08;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* --- PASSED VARIANT --- */
.svunified-result-passed {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 50%, #a7f3d0 100%);
}

.svunified-result-passed .svunified-result-icon {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981, #059669);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
    animation: svunified-pulseGlow 2s ease-in-out infinite;
}

.svunified-result-passed .svunified-result-icon svg {
    width: 44px;
    height: 44px;
    stroke: #ffffff;
    stroke-width: 3;
    fill: none;
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    animation: svunified-checkDraw 0.6s ease-out 0.3s forwards;
}

.svunified-result-passed h2 {
    font-size: 28px;
    font-weight: 800;
    color: #065f46;
    margin: 0 0 8px;
    letter-spacing: -0.5px;
}

.svunified-result-passed .svunified-result-subtitle {
    font-size: 15px;
    color: #047857;
    margin: 0;
    font-weight: 500;
}

/* --- FAILED VARIANT --- */
.svunified-result-failed {
    background: linear-gradient(135deg, #fef2f2 0%, #fecaca 50%, #fca5a5 100%);
}

.svunified-result-failed .svunified-result-icon {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4);
    animation: svunified-pulseGlowRed 2s ease-in-out infinite;
}

.svunified-result-failed .svunified-result-icon svg {
    width: 44px;
    height: 44px;
    stroke: #ffffff;
    stroke-width: 3;
    fill: none;
    animation: svunified-shakeNo 0.6s ease-out 0.3s;
}

.svunified-result-failed h2 {
    font-size: 28px;
    font-weight: 800;
    color: #991b1b;
    margin: 0 0 8px;
    letter-spacing: -0.5px;
}

.svunified-result-failed .svunified-result-subtitle {
    font-size: 15px;
    color: #b91c1c;
    margin: 0;
    font-weight: 500;
}

/* ==========================================================================
   BODY SECTION
   ========================================================================== */

.svunified-result-body {
    padding: 24px 40px 36px;
}

.svunified-course-name {
    font-size: 14px;
    color: #64748b;
    margin: 0 0 20px;
    padding: 10px 16px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

.svunified-course-name strong {
    color: #1e293b;
    font-weight: 600;
}

/* ==========================================================================
   SCORE DISPLAY
   ========================================================================== */

.svunified-score-display {
    text-align: center;
    padding: 24px 0;
    margin-bottom: 20px;
}

.svunified-score-label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #94a3b8;
    font-weight: 600;
    margin-bottom: 8px;
}

.svunified-score-value {
    display: block;
    font-size: 56px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -2px;
}

.svunified-score-passed {
    color: #10b981;
}

.svunified-score-failed {
    color: #ef4444;
}

.svunified-passing-grade {
    display: block;
    font-size: 13px;
    color: #94a3b8;
    font-weight: 500;
}

.svunified-passing-grade strong {
    color: #475569;
}

/* ==========================================================================
   CERTIFICATE SECTION (Pass Only)
   ========================================================================== */

.svunified-certificate-section {
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
    border: 1px solid #bbf7d0;
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 20px;
    text-align: center;
}

.svunified-certificate-section .svunified-cert-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, #10b981, #059669);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.svunified-certificate-section .svunified-cert-icon svg {
    width: 24px;
    height: 24px;
    stroke: #ffffff;
    stroke-width: 2;
    fill: none;
}

.svunified-certificate-section h3 {
    font-size: 16px;
    font-weight: 700;
    color: #065f46;
    margin: 0 0 4px;
}

.svunified-certificate-section p {
    font-size: 13px;
    color: #64748b;
    margin: 0 0 16px;
}

/* ==========================================================================
   RESULT MESSAGE
   ========================================================================== */

.svunified-result-message {
    margin-bottom: 24px;
}

.svunified-result-message p {
    font-size: 14px;
    color: #475569;
    line-height: 1.6;
    margin: 0 0 8px;
}

.svunified-expiry-notice {
    display: inline-flex;
    align-items: flex-start;
    gap: 8px;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: 10px;
    padding: 12px 16px;
    margin-top: 12px;
    width: 100%;
    box-sizing: border-box;
}

.svunified-expiry-notice svg {
    width: 18px;
    height: 18px;
    stroke: #d97706;
    stroke-width: 2;
    fill: none;
    flex-shrink: 0;
    margin-top: 1px;
}

.svunified-expiry-notice span {
    font-size: 13px;
    color: #92400e;
    line-height: 1.5;
}

/* ==========================================================================
   ACTION BUTTONS
   ========================================================================== */

.svunified-result-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.svunified-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    letter-spacing: 0.2px;
}

.svunified-btn:active {
    transform: scale(0.98);
}

/* Primary Button */
.svunified-btn-primary {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
}

.svunified-btn-primary:hover {
    background: linear-gradient(135deg, #059669, #047857);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
    transform: translateY(-1px);
    color: #ffffff;
    text-decoration: none;
}

.svunified-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Primary Red (for fail/purchase) */
.svunified-btn-primary-red {
    background: linear-gradient(135deg, #f97316, #ea580c);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
}

.svunified-btn-primary-red:hover {
    background: linear-gradient(135deg, #ea580c, #c2410c);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.5);
    transform: translateY(-1px);
    color: #ffffff;
    text-decoration: none;
}

/* Secondary Button */
.svunified-btn-secondary {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #e2e8f0;
}

.svunified-btn-secondary:hover {
    background: #e2e8f0;
    color: #334155;
}

.svunified-btn-secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Outline Button */
.svunified-btn-outline {
    background: transparent;
    color: #64748b;
    border: 1px solid #cbd5e1;
}

.svunified-btn-outline:hover {
    background: #f8fafc;
    color: #334155;
    border-color: #94a3b8;
}

/* Button icons */
.svunified-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    flex-shrink: 0;
}

/* Button row (horizontal on wider screens) */
.svunified-result-actions-row {
    display: flex;
    gap: 10px;
}

.svunified-result-actions-row .svunified-btn {
    flex: 1;
}

/* ==========================================================================
   DIVIDER
   ========================================================================== */

.svunified-result-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    color: #94a3b8;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.svunified-result-divider::before,
.svunified-result-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e2e8f0;
}

/* ==========================================================================
   LOADING STATE
   ========================================================================== */

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

.svunified-btn-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: svunified-spin 0.6s linear infinite;
}

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

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

/* ==========================================================================
   PASS INFO BAR (compact course + score)
   ========================================================================== */

.svunified-pass-info-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 16px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    margin-bottom: 20px;
}

.svunified-pass-info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #475569;
    min-width: 0;
}

.svunified-pass-info-item span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.svunified-pass-info-score {
    flex-shrink: 0;
}

.svunified-pass-info-score-value {
    font-weight: 700;
    font-size: 15px;
    color: #10b981;
}

.svunified-pass-info-score-label {
    font-size: 11px;
    color: #94a3b8;
}

/* ==========================================================================
   CERTIFICATE PREVIEW CARD (v3.20.0)
   ========================================================================== */

.svunified-cert-preview-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 16px rgba(0, 0, 0, 0.08);
}

.svunified-cert-preview-label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 14px 20px 10px;
    font-size: 14px;
    font-weight: 600;
    color: #334155;
}

.svunified-cert-preview-number {
    margin-left: auto;
    font-size: 12px;
    font-weight: 500;
    color: #94a3b8;
    font-family: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
}

.svunified-cert-preview-image-wrap {
    position: relative;
    background: #f8fafc;
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
}

.svunified-cert-preview-image {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 297 / 210;
    object-fit: contain;
    background: #ffffff;
}

.svunified-cert-preview-actions {
    display: flex;
    gap: 10px;
    padding: 14px 20px 18px;
}

/* Skeleton loader for AJAX preview */
.svunified-cert-preview-skeleton {
    aspect-ratio: 297 / 210;
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
    background-size: 200% 100%;
    position: relative;
    overflow: hidden;
}

.svunified-cert-preview-skeleton-shimmer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.6) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    animation: svunified-shimmer 1.5s ease-in-out infinite;
}

@keyframes svunified-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@media (max-width: 560px) {
    .svunified-result-modal {
        border-radius: 16px;
        margin: 10px;
    }

    .svunified-result-header {
        padding: 28px 24px 20px;
    }

    .svunified-result-body {
        padding: 20px 24px 28px;
    }

    .svunified-result-header h2 {
        font-size: 24px;
    }

    .svunified-score-value {
        font-size: 48px;
    }

    .svunified-result-icon {
        width: 72px !important;
        height: 72px !important;
    }

    .svunified-btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .svunified-result-actions-row {
        flex-direction: column;
    }

    .svunified-result-modal-wide {
        max-width: 100%;
    }

    .svunified-pass-info-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .svunified-cert-preview-card {
        border-radius: 12px;\n    }

    .svunified-cert-preview-label {
        padding: 12px 16px 8px;
        font-size: 13px;
    }

    .svunified-cert-preview-actions {
        padding: 10px 16px 14px;\n        flex-direction: column;\n    }
}

/* ==========================================================================
   PRINT HIDDEN
   ========================================================================== */

@media print {
    .svunified-result-overlay {
        display: none !important;
    }
}