/**
 * AI Resume Parser - Skeleton UI
 * Modern loading experience with animated skeletons
 */

/* ===== OVERLAY ===== */
.resume-parser-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.resume-parser-overlay:not(.hidden) {
    opacity: 1;
}

.resume-parser-overlay.hidden {
    pointer-events: none;
}

/* ===== CONTAINER ===== */
.resume-parser-container {
    background: var(--surface-color, #ffffff);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

/* ===== HEADER ===== */
.parser-header {
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color, #e0e0e0);
    background: linear-gradient(135deg,
        var(--primary-color, #4285f4) 0%,
        var(--secondary-color, #34a853) 100%);
    color: white;
}

.parser-icon {
    font-size: 48px;
    margin-bottom: 0.5rem;
    display: inline-block;
}

.parser-icon.rotating {
    animation: rotate 2s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.parser-title {
    margin: 0.5rem 0 0.25rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.parser-subtitle {
    margin: 0;
    font-size: 0.95rem;
    opacity: 0.9;
}

/* ===== SECTIONS ===== */
.parser-sections {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.parser-section {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 0.75rem;
    border-radius: 12px;
    background: var(--card-background, #f8f9fa);
    border: 1px solid var(--border-color, #e0e0e0);
    transition: all 0.3s ease;
}

.parser-section.completed {
    background: var(--success-bg, #e8f5e9);
    border-color: var(--success-color, #4caf50);
}

.parser-section.active {
    background: var(--primary-bg, #e3f2fd);
    border-color: var(--primary-color, #4285f4);
    box-shadow: 0 2px 8px rgba(66, 133, 244, 0.2);
}

/* Section Icons */
.section-icon-wrapper {
    position: relative;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.section-icon {
    font-size: 40px;
    color: var(--text-secondary, #757575);
    transition: all 0.3s ease;
}

.parser-section.active .section-icon {
    color: var(--primary-color, #4285f4);
    animation: pulse 1.5s ease-in-out infinite;
}

.parser-section.completed .section-icon {
    opacity: 0;
}

.section-check {
    position: absolute;
    top: 0;
    left: 0;
    font-size: 40px;
    color: var(--success-color, #4caf50);
    animation: checkmark 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes checkmark {
    0% {
        opacity: 0;
        transform: scale(0) rotate(-45deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

/* Section Content */
.section-content {
    flex: 1;
}

.section-title {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary, #202124);
}

.parser-section.completed .section-title {
    color: var(--success-color, #4caf50);
}

/* ===== SKELETON LINES ===== */
.skeleton-lines {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skeleton-line {
    height: 12px;
    background: linear-gradient(
        90deg,
        var(--skeleton-base, #e0e0e0) 0%,
        var(--skeleton-highlight, #f0f0f0) 50%,
        var(--skeleton-base, #e0e0e0) 100%
    );
    background-size: 200% 100%;
    border-radius: 6px;
    animation: shimmer 1.5s ease-in-out infinite;
}

.skeleton-line.short {
    width: 60%;
}

.parser-section.completed .skeleton-line,
.parser-section.active .skeleton-line {
    animation: shimmer 1s ease-in-out infinite;
}

.parser-section.completed .skeleton-line {
    background: var(--success-color, #4caf50);
    opacity: 0.3;
    animation: none;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* ===== FOOTER ===== */
.parser-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color, #e0e0e0);
    background: var(--surface-color, #ffffff);
}

/* Progress Bar */
.parser-progress {
    margin-bottom: 1rem;
}

.progress-bar {
    height: 8px;
    background: var(--progress-bg, #e0e0e0);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg,
        var(--primary-color, #4285f4) 0%,
        var(--secondary-color, #34a853) 100%);
    border-radius: 4px;
    width: 0%;
    transition: width 0.5s ease;
    animation: progressPulse 2s ease-in-out infinite;
}

@keyframes progressPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.progress-text {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--text-secondary, #757575);
}

/* Cancel Button */
.parser-cancel-btn {
    position: relative; /* Required for tooltip positioning */
    width: 100%;
    padding: 0.75rem;
    background: transparent;
    border: 1px solid var(--border-color, #e0e0e0);
    border-radius: 8px;
    color: var(--text-secondary, #757575);
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.parser-cancel-btn:hover {
    background: var(--error-bg, #fdecea);
    border-color: var(--error-color, #d32f2f);
    color: var(--error-color, #d32f2f);
}

.parser-cancel-btn .material-icons {
    font-size: 20px;
}

/* ===== DARK THEME ===== */
[data-theme="dark"] .resume-parser-container {
    background: var(--surface-color, #1e1e1e);
}

[data-theme="dark"] .parser-header {
    border-bottom-color: var(--border-color, #333);
}

[data-theme="dark"] .parser-section {
    background: var(--card-background, #2a2a2a);
    border-color: var(--border-color, #444);
}

[data-theme="dark"] .parser-section.completed {
    background: rgba(76, 175, 80, 0.15);
}

[data-theme="dark"] .parser-section.active {
    background: rgba(66, 133, 244, 0.15);
}

[data-theme="dark"] .skeleton-line {
    background: linear-gradient(
        90deg,
        #333 0%,
        #444 50%,
        #333 100%
    );
    background-size: 200% 100%;
}

[data-theme="dark"] .parser-footer {
    background: var(--surface-color, #1e1e1e);
    border-top-color: var(--border-color, #333);
}

[data-theme="dark"] .progress-bar {
    background: var(--progress-bg, #333);
}

[data-theme="dark"] .parser-cancel-btn {
    border-color: var(--border-color, #444);
    color: var(--text-secondary, #aaa);
}

[data-theme="dark"] .parser-cancel-btn:hover {
    background: rgba(211, 47, 47, 0.15);
    border-color: var(--error-color, #f44336);
    color: var(--error-color, #f44336);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .resume-parser-container {
        width: 95%;
        max-height: 95vh;
    }

    .parser-header {
        padding: 1.5rem;
    }

    .parser-title {
        font-size: 1.25rem;
    }

    .parser-sections {
        padding: 1rem;
    }

    .parser-section {
        padding: 0.75rem;
    }

    .section-icon,
    .section-check {
        font-size: 32px;
    }

    .section-icon-wrapper {
        width: 32px;
        height: 32px;
    }
}