/* DataVault AI Platform - Apple Liquid Glass Design System */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Glass Colors */
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: rgba(0, 0, 0, 0.1);
    --glass-shadow-lg: rgba(0, 0, 0, 0.15);

    /* Apple Blue Tints */
    --blue-primary: rgba(0, 122, 255, 1);
    --blue-secondary: rgba(10, 132, 255, 1);
    --blue-glass: rgba(0, 122, 255, 0.15);
    --blue-glass-hover: rgba(0, 122, 255, 0.25);

    /* Status Colors with Glass */
    --green-glass: rgba(52, 199, 89, 0.15);
    --yellow-glass: rgba(255, 204, 0, 0.15);
    --red-glass: rgba(255, 59, 48, 0.15);
    --green-solid: rgba(52, 199, 89, 1);
    --yellow-solid: rgba(255, 204, 0, 1);
    --red-solid: rgba(255, 59, 48, 1);

    /* Text Colors */
    --text-primary: rgba(0, 0, 0, 0.85);
    --text-secondary: rgba(0, 0, 0, 0.55);
    --text-tertiary: rgba(0, 0, 0, 0.35);

    /* Spacing */
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 24px;

    /* Blur */
    --blur-sm: blur(10px);
    --blur-md: blur(20px);
    --blur-lg: blur(40px);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
    background: white;
    background-attachment: fixed;
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Header Styles - Frosted Glass - Skinny Version */
.header {
    background: rgba(104, 106, 147, 0.85);
    backdrop-filter: var(--blur-md) saturate(180%);
    -webkit-backdrop-filter: var(--blur-md) saturate(180%);
    color: white;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    margin-bottom: 30px;
    box-shadow: 0 8px 32px var(--glass-shadow-lg),
                inset 0 1px 0 rgba(255, 255, 255, 0.5),
                inset 0 -1px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(104, 106, 147, 1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.header h1 {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.5px;
    color: white;
    white-space: nowrap;
}

.header h2 {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.5px;
    color: white;
    white-space: nowrap;
}

.header p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
    margin: 0;
}

/* Typography */
h2 {
    font-size: 38px;
    color: white;
    margin-bottom: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

h3 {
    font-size: 26px;
    color: white;
    margin: 32px 0 16px;
    font-weight: 600;
    letter-spacing: -0.3px;
}

p {
    font-size: 17px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 16px;
    font-weight: 400;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Content Area - Main Glass Container */
.content-area {
    flex: 1;
    background: rgba(104, 106, 147, 0.85);
    backdrop-filter: var(--blur-lg) saturate(180%);
    -webkit-backdrop-filter: var(--blur-lg) saturate(180%);
    border-radius: var(--radius-xl);
    padding: 56px;
    box-shadow: 0 8px 32px var(--glass-shadow-lg),
                0 0 0 1px rgba(104, 106, 147, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
    position: relative;
    border: 1px solid rgba(104, 106, 147, 0.3);
}

/* Buttons - Glass Style */
button {
    padding: 14px 28px;
    font-size: 17px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: -0.2px;
}

.btn-primary {
    background: rgba(127, 128, 161, 0.85);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    color: white;
    border: 1.5px solid rgba(127, 128, 161, 1);
    box-shadow: 0 2px 8px var(--glass-shadow),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: rgba(127, 128, 161, 1);
    color: white;
    border-color: rgba(127, 128, 161, 1);
    box-shadow: 0 4px 16px rgba(127, 128, 161, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(127, 128, 161, 0.85);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    border: 1.5px solid rgba(127, 128, 161, 1);
    color: white;
    box-shadow: 0 2px 8px var(--glass-shadow),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(127, 128, 161, 1);
    border-color: rgba(127, 128, 161, 1);
    color: white;
    box-shadow: 0 4px 16px rgba(127, 128, 161, 0.4);
    transform: translateY(-2px);
}

button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

/* Cards - Floating Glass Elements */
.data-source-card {
    background: var(--glass-bg);
    backdrop-filter: var(--blur-md) saturate(180%);
    -webkit-backdrop-filter: var(--blur-md) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 28px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 4px 16px var(--glass-shadow),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.data-source-card:hover {
    border-color: var(--blue-primary);
    box-shadow: 0 12px 40px rgba(0, 122, 255, 0.2),
                0 0 0 1px var(--blue-primary),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
    transform: translateY(-4px) scale(1.02);
}

.data-source-card.selected {
    border-color: var(--green-solid);
    background: var(--green-glass);
    box-shadow: 0 8px 32px rgba(52, 199, 89, 0.25),
                0 0 0 1px var(--green-solid),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.source-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(127, 128, 161, 1), rgba(127, 128, 161, 0.8));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 16px;
    color: white;
    box-shadow: 0 4px 16px rgba(127, 128, 161, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    padding: 0;
    overflow: hidden;
}

.source-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.data-source-card.selected .source-icon {
    background: linear-gradient(135deg, rgba(127, 128, 161, 1), rgba(127, 128, 161, 0.8));
    box-shadow: 0 4px 16px rgba(127, 128, 161, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.source-title {
    font-size: 19px;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
    letter-spacing: -0.2px;
}

.source-desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
}

.source-meta {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

/* Grid Layouts */
.data-sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

/* Stats Display - Glass Cards */
.stats-row {
    display: flex;
    justify-content: space-around;
    margin: 32px 0;
    gap: 24px;
}

.stat-box {
    flex: 1;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--blur-md) saturate(180%);
    -webkit-backdrop-filter: var(--blur-md) saturate(180%);
    border: 1px solid rgba(127, 128, 161, 0.3);
    border-radius: var(--radius-md);
    padding: 28px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(127, 128, 161, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-box:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(127, 128, 161, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: #4A6CF8 !important;
    margin-bottom: 8px;
    letter-spacing: -1px;
}

.stat-label {
    font-size: 15px;
    color: rgba(0, 0, 0, 0.75);
    font-weight: 500;
}

/* Tables - Glass Style */
.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 20px;
    background: var(--glass-bg);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 16px var(--glass-shadow);
}

.data-table th {
    background: rgba(0, 122, 255, 0.1);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    color: var(--blue-primary);
    padding: 16px;
    text-align: left;
    font-weight: 600;
    font-size: 15px;
    letter-spacing: -0.1px;
}

.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 15px;
    color: white;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Quality Cards - Translucent Status Cards */
.quality-card {
    background: var(--glass-bg);
    backdrop-filter: var(--blur-md) saturate(180%);
    -webkit-backdrop-filter: var(--blur-md) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    box-shadow: 0 4px 16px var(--glass-shadow),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quality-card:hover {
    transform: translateY(-2px);
}

.quality-card.error {
    border-color: var(--red-solid);
    background: var(--red-glass);
    box-shadow: 0 4px 16px rgba(255, 59, 48, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.quality-card.warning {
    border-color: var(--yellow-solid);
    background: var(--yellow-glass);
    box-shadow: 0 4px 16px rgba(255, 204, 0, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.quality-card.success {
    border-color: var(--green-solid);
    background: var(--green-glass);
    box-shadow: 0 4px 16px rgba(52, 199, 89, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.quality-icon {
    font-size: 52px;
    margin-bottom: 16px;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.quality-title {
    font-size: 19px;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
    letter-spacing: -0.2px;
}

.quality-count {
    font-size: 36px;
    font-weight: 700;
    margin: 12px 0;
    letter-spacing: -0.5px;
}

.quality-card.error .quality-count {
    color: var(--red-solid);
}

.quality-card.warning .quality-count {
    color: var(--yellow-solid);
}

.quality-card.success .quality-count {
    color: var(--green-solid);
}

/* Animations - Smooth & Fluid */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.85;
        transform: scale(0.98);
    }
}

@keyframes loadingDots {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.3;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes flowData {
    0% {
        left: 0%;
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-8px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(8px);
    }
}

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

/* Loading Animation - Glass Dots */
.loading-dots {
    display: inline-block;
}

.loading-dots span {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--blue-primary);
    margin: 0 4px;
    animation: loadingDots 1.4s infinite ease-in-out both;
    box-shadow: 0 2px 8px rgba(0, 122, 255, 0.3);
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

/* AI Indicator - Vibrant Glass Badge */
.ai-indicator {
    background: linear-gradient(135deg, rgba(255, 59, 48, 0.9), rgba(255, 45, 85, 0.9));
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 11px;
    margin-top: 8px;
    font-weight: 600;
    letter-spacing: 0.3px;
    animation: pulse 2s infinite;
    box-shadow: 0 2px 8px rgba(255, 59, 48, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Progress Container - Glass Progress Bar */
.progress-container {
    background: rgba(104, 106, 147, 0.85);
    backdrop-filter: var(--blur-md) saturate(180%);
    -webkit-backdrop-filter: var(--blur-md) saturate(180%);
    border-radius: var(--radius-md);
    padding: 28px;
    margin-bottom: 32px;
    box-shadow: 0 4px 16px var(--glass-shadow),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(104, 106, 147, 1);
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-bottom: 0;
}

.progress-info {
    display: none !important;
}

.progress-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
}

.step-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.04);
    border: 2px solid rgba(0, 0, 0, 0.08);
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 19px;
    color: var(--text-tertiary);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.progress-step.active .step-circle {
    background: rgba(44, 64, 148, 0.85);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    border: 2px solid rgba(44, 64, 148, 1);
    color: white;
    box-shadow: 0 4px 16px rgba(44, 64, 148, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.progress-step.completed .step-circle {
    background: rgba(104, 106, 147, 0.85);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    border: 2px solid rgba(104, 106, 147, 1);
    color: white;
    box-shadow: 0 4px 16px rgba(104, 106, 147, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.step-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

.progress-step.active .step-label {
    color: white;
    font-weight: 600;
}

.progress-bar-line {
    position: absolute;
    top: 28px;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(0, 0, 0, 0.06);
    z-index: 1;
    border-radius: 2px;
}

.progress-bar-fill {
    height: 100%;
    background: rgba(44, 64, 148, 1);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 12px rgba(44, 64, 148, 0.4);
    border-radius: 2px;
}

/* Navigation Buttons */
.navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 48px;
    gap: 16px;
}

/* Top Navigation Arrows - Floating Glass Buttons */
.top-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    gap: 24px;
    background: rgba(44, 64, 148, 0.85);
    backdrop-filter: var(--blur-md) saturate(180%);
    -webkit-backdrop-filter: var(--blur-md) saturate(180%);
    border-radius: var(--radius-md);
    padding: 20px 32px;
    border: 1px solid rgba(44, 64, 148, 1);
    box-shadow: 0 4px 16px var(--glass-shadow),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.top-navigation h2 {
    flex: 1;
    text-align: center;
    margin: 0;
    font-size: 32px;
}

.nav-arrow {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(44, 64, 148, 0.85);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    color: white;
    border: 2px solid rgba(44, 64, 148, 1);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.nav-arrow:hover:not(:disabled) {
    background: rgba(44, 64, 148, 1);
    color: white;
    border-color: rgba(44, 64, 148, 1);
    transform: scale(1.1);
    box-shadow: 0 4px 16px rgba(44, 64, 148, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.nav-arrow:active:not(:disabled) {
    transform: scale(1.05);
}

.nav-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .content-area {
        padding: 32px 24px;
    }

    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 20px;
    }

    .header h1,
    .header h2 {
        font-size: 20px;
        white-space: normal;
    }

    .header p {
        font-size: 14px;
    }

    h2 {
        font-size: 32px;
    }

    .top-navigation {
        flex-direction: column;
        gap: 16px;
    }

    .top-navigation h2 {
        font-size: 24px;
        order: -1;
    }

    .data-sources-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .stats-row {
        flex-direction: column;
        gap: 16px;
    }

    .progress-steps {
        flex-wrap: wrap;
    }

    .progress-step {
        flex: 0 0 33.333%;
        margin-bottom: 16px;
    }

    .navigation {
        flex-direction: column;
    }

    button {
        width: 100%;
    }
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark Mode Support (future enhancement) */
@media (prefers-color-scheme: dark) {
    /* Dark mode variables would go here */
}