/* Enterprise Server Installation Wizard CSS
   Mahalaxmi Nirman Sewa Accounting Software
   Self-contained: no Vite build or external node dependencies needed
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --install-bg: #080c18;
    --install-sidebar: #0c1424;
    --install-sidebar-border: rgba(255, 255, 255, 0.06);
    --install-card: rgba(17, 24, 39, 0.72);
    --install-card-border: rgba(255, 255, 255, 0.08);
    --install-card-header: rgba(255, 255, 255, 0.02);
    --install-accent: #3b82f6;
    --install-accent-hover: #2563eb;
    --install-accent-glow: rgba(59, 130, 246, 0.35);
    --install-accent-light: rgba(59, 130, 246, 0.12);
    --install-success: #10b981;
    --install-success-bg: rgba(16, 185, 129, 0.12);
    --install-success-glow: rgba(16, 185, 129, 0.3);
    --install-warning: #f59e0b;
    --install-warning-bg: rgba(245, 158, 11, 0.12);
    --install-error: #ef4444;
    --install-error-bg: rgba(239, 68, 68, 0.12);
    --install-text: #f1f5f9;
    --install-text-secondary: #94a3b8;
    --install-text-muted: #64748b;
    --install-input-bg: rgba(15, 23, 42, 0.65);
    --install-input-border: rgba(255, 255, 255, 0.12);
    --install-input-focus: #3b82f6;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.6), 0 0 1px 1px rgba(255, 255, 255, 0.06);
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
}

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

body {
    background-color: var(--install-bg);
    color: var(--install-text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
    background-image: 
        radial-gradient(circle at 15% 10%, rgba(37, 99, 235, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 85% 85%, rgba(16, 185, 129, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 60%);
}

/* Background grid mesh */
.install-bg-mesh {
    position: fixed;
    inset: 0;
    background-size: 40px 40px;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    pointer-events: none;
    z-index: 0;
}

/* App Header */
.install-header {
    height: 72px;
    background: rgba(12, 20, 36, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--install-sidebar-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 50;
}

.brand-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: inherit;
}

.brand-logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 8px 16px -4px var(--install-accent-glow);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.brand-info h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-info p {
    font-size: 0.75rem;
    color: var(--install-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.header-badges {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--install-text-secondary);
}

.badge-pill.accent {
    background: var(--install-accent-light);
    border-color: rgba(59, 130, 246, 0.3);
    color: #60a5fa;
}

/* Master Layout */
.install-container {
    flex: 1;
    display: flex;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 2.5rem 2rem 4rem;
    gap: 2.5rem;
    position: relative;
    z-index: 10;
}

/* Left Sidebar Stepper */
.install-sidebar {
    width: 320px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.stepper-card {
    background: var(--install-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--install-card-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--shadow-card);
}

.stepper-header {
    margin-bottom: 1.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.stepper-header h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
}

.stepper-header span {
    font-size: 0.75rem;
    color: var(--install-text-secondary);
}

/* Steps list */
.stepper-list {
    list-style: none;
    position: relative;
}

.stepper-step {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 1.125rem;
    padding-bottom: 2rem;
}

.stepper-step:last-child {
    padding-bottom: 0;
}

/* Vertical connector line */
.stepper-step::before {
    content: '';
    position: absolute;
    left: 17px;
    top: 36px;
    bottom: 0;
    width: 2px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 1;
}

.stepper-step:last-child::before {
    display: none;
}

.stepper-step.completed::before {
    background: var(--install-success);
}

.step-indicator {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
    flex-shrink: 0;
    z-index: 2;
    transition: all var(--transition-base);
    background: #1e293b;
    border: 2px solid rgba(255, 255, 255, 0.15);
    color: var(--install-text-muted);
}

.stepper-step.active .step-indicator {
    background: var(--install-accent);
    border-color: #60a5fa;
    color: #ffffff;
    box-shadow: 0 0 20px var(--install-accent-glow);
    animation: pulse-glow 2s infinite ease-in-out;
}

.stepper-step.completed .step-indicator {
    background: var(--install-success);
    border-color: #34d399;
    color: #ffffff;
    box-shadow: 0 0 12px var(--install-success-glow);
}

.step-content {
    flex: 1;
    padding-top: 0.25rem;
}

.step-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--install-text-muted);
    transition: color var(--transition-base);
}

.stepper-step.active .step-label {
    color: #ffffff;
    font-weight: 700;
}

.stepper-step.completed .step-label {
    color: var(--install-text);
}

.step-desc {
    font-size: 0.75rem;
    color: var(--install-text-muted);
    margin-top: 0.25rem;
    line-height: 1.4;
}

.stepper-step.active .step-desc {
    color: var(--install-text-secondary);
}

/* Sidebar Info Card */
.sidebar-help-card {
    background: rgba(30, 41, 59, 0.4);
    border: 1px dashed rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    font-size: 0.75rem;
    color: var(--install-text-secondary);
    line-height: 1.5;
}

.sidebar-help-card h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Main Content Area */
.install-main {
    flex: 1;
    min-width: 0;
}

.install-card {
    background: var(--install-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--install-card-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    animation: fadeInUp 0.35s ease-out;
}

.install-card-header {
    padding: 2rem 2.5rem;
    background: var(--install-card-header);
    border-bottom: 1px solid var(--install-card-border);
}

.install-card-header h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.install-card-header p {
    font-size: 0.875rem;
    color: var(--install-text-secondary);
    margin-top: 0.5rem;
    line-height: 1.5;
}

.install-card-body {
    padding: 2.5rem;
}

.install-card-footer {
    padding: 1.5rem 2.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--install-card-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Alerts */
.install-alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.75rem;
    font-size: 0.875rem;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.install-alert.error {
    background: var(--install-error-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.install-alert.success {
    background: var(--install-success-bg);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #6ee7b7;
}

.install-alert.warning {
    background: var(--install-warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fcd34d;
}

.install-alert.info {
    background: var(--install-accent-light);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #93c5fd;
}

/* Form Styles */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-grid.single-col {
    grid-template-columns: 1fr;
}

.col-span-2 {
    grid-column: span 2 / span 2;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: #e2e8f0;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.form-label .required {
    color: var(--install-error);
}

.form-label .optional {
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--install-text-muted);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    background: var(--install-input-bg);
    border: 1px solid var(--install-input-border);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: #ffffff;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--install-input-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
    background: rgba(15, 23, 42, 0.85);
}

.form-input::placeholder {
    color: var(--install-text-muted);
}

.form-input.is-invalid {
    border-color: var(--install-error);
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.2);
}

.form-error {
    font-size: 0.75rem;
    color: #f87171;
    margin-top: 0.25rem;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--install-text-muted);
    margin-top: 0.25rem;
    line-height: 1.4;
}

/* Section Dividers in Forms */
.form-section-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    color: #ffffff;
    margin: 1.5rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.form-section-title:first-child {
    margin-top: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--install-accent), #1d4ed8);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--install-accent-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #60a5fa, var(--install-accent));
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.5);
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--install-text);
    border-color: rgba(255, 255, 255, 0.12);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.btn-success {
    background: linear-gradient(135deg, var(--install-success), #059669);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--install-success-glow);
}

.btn-success:hover {
    background: linear-gradient(135deg, #34d399, var(--install-success));
    transform: translateY(-1px);
}

.btn:disabled, .btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Feature Grid in Welcome Step */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin: 2rem 0;
}

.feature-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: all var(--transition-base);
}

.feature-box:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
}

.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.feature-icon.blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.feature-icon.green { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.feature-icon.amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.feature-icon.purple { background: rgba(168, 85, 247, 0.15); color: #c084fc; }
.feature-icon.cyan { background: rgba(6, 182, 212, 0.15); color: #22d3ee; }
.feature-icon.rose { background: rgba(244, 63, 94, 0.15); color: #fb7185; }

.feature-box h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.375rem;
}

.feature-box p {
    font-size: 0.8125rem;
    color: var(--install-text-secondary);
    line-height: 1.45;
}

/* Requirements Table in Step 2 */
.req-table-wrapper {
    border: 1px solid var(--install-card-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: rgba(15, 23, 42, 0.4);
}

.req-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.req-table th {
    background: rgba(255, 255, 255, 0.03);
    padding: 0.875rem 1.25rem;
    text-align: left;
    font-weight: 600;
    color: var(--install-text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--install-card-border);
}

.req-table td {
    padding: 0.875rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    vertical-align: middle;
}

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

.req-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.req-status-badge.passed {
    background: var(--install-success-bg);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.req-status-badge.failed {
    background: var(--install-error-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
}

/* Summary Grid in Step 5 */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.summary-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 1.25rem;
}

.summary-card .label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--install-text-muted);
    font-weight: 600;
}

.summary-card .value {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    margin-top: 0.25rem;
    word-break: break-all;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 16px var(--install-accent-glow);
    }
    50% {
        box-shadow: 0 0 28px rgba(59, 130, 246, 0.6);
    }
}

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

.spin-icon {
    animation: spin 1s linear infinite;
}

/* Responsive */
@media (max-width: 1024px) {
    .install-container {
        flex-direction: column;
        padding: 1.5rem 1rem 3rem;
    }
    .install-sidebar {
        width: 100%;
    }
    .stepper-list {
        display: flex;
        overflow-x: auto;
        padding-bottom: 1rem;
        gap: 1.5rem;
    }
    .stepper-step {
        padding-bottom: 0;
        flex-direction: column;
        align-items: center;
        text-align: center;
        min-width: 120px;
    }
    .stepper-step::before {
        display: none;
    }
    .feature-grid {
        grid-template-columns: 1fr;
    }
    .form-grid {
        grid-template-columns: 1fr;
    }
    .col-span-2 {
        grid-column: span 1;
    }
}