/* Global Styles */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --light-bg: #f8f9fa;
    --border-radius: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header Styles */
.navbar-brand {
    font-size: 1.25rem;
    color: #333;
    display: flex;
    align-items: center;
}

.navbar-brand svg {
    color: var(--primary-color);
}

.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95) !important;
}

.nav-link {
    color: #555;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 4rem 0;
}

.hero-section {
    margin-bottom: 3rem;
}

.hero-section h1 {
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-section .lead {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
}

/* Card Styles */
.card {
    border-radius: var(--border-radius) !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175) !important;
}

/* Form Styles */
.form-label {
    color: #333;
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

/* Mode Selector */
.mode-selector {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
}

.form-check-inline {
    margin-right: 0;
}

.form-check {
    padding-left: 0;
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
    margin-right: 0.5rem;
    cursor: pointer;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    cursor: pointer;
    font-size: 1rem;
    color: #555;
    transition: color 0.3s ease;
}

.form-check-input:checked + .form-check-label {
    color: var(--primary-color);
    font-weight: 600;
}

.form-control {
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.15);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

.form-text {
    color: #6c757d;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Word Counter */
.word-counter {
    font-size: 0.8rem;
    font-weight: 500;
    color: #9ca3af;
    white-space: nowrap;
    transition: color 0.2s;
    flex-shrink: 0;
}
.word-counter.warn  { color: #f59e0b; }
.word-counter.over  { color: #ef4444; font-weight: 600; }

/* Report Preview Card */
.report-preview-card {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    border: 1px solid rgba(102, 126, 234, 0.25);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    font-size: 0.875rem;
}

.report-preview-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: #4a4a6a;
}

.report-preview-sparkle {
    font-size: 1rem;
}

.report-preview-title {
    font-size: 0.875rem;
    letter-spacing: 0.01em;
}

.report-preview-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.report-preview-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #555;
    line-height: 1.4;
}

.report-preview-icon {
    font-size: 0.9rem;
    flex-shrink: 0;
    width: 1.4rem;
    text-align: center;
}

.report-preview-range {
    color: #888;
    font-weight: 400;
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    font-size: 1.125rem;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5568d3 0%, #6a3f8f 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

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

/* Result page action buttons */
.result-action-btn,
.result-actions .btn {
    border-radius: 10px !important;
    font-size: 0.95rem !important;
    font-weight: 600;
    letter-spacing: 0.1px;
    padding: 0.6rem 1rem !important;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

.result-action-btn svg,
.result-actions .btn svg {
    width: 18px;
    height: 18px;
}

.result-actions .btn-outline-primary,
.result-actions .btn-outline-secondary {
    border-width: 1.5px;
    background-color: #fff;
}

.result-actions .btn-primary {
    box-shadow: 0 3px 10px rgba(102, 126, 234, 0.25);
}

/* Info Cards */
.info-card {
    background: white;
    border-radius: 10px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.info-icon svg {
    color: var(--primary-color);
}

.info-card h5 {
    color: #333;
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    margin-top: auto;
}

.footer p {
    font-size: 0.875rem;
}

/* Invalid Feedback */
.invalid-feedback {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-content {
        padding: 2rem 0;
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section .lead {
        font-size: 1rem;
    }

    .card-body {
        padding: 2rem 1.5rem !important;
    }

    .btn-lg {
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }

    .result-action-btn,
    .result-actions .btn {
        width: 100%;
        white-space: normal;
    }

    .info-card {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-brand svg {
        width: 20px;
        height: 20px;
    }

    .hero-section {
        margin-bottom: 2rem;
    }

    .form-control-lg {
        font-size: 1rem;
        padding: 0.65rem 0.85rem;
    }

    textarea.form-control {
        min-height: 120px;
    }
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease-out;
}

.info-card {
    animation: fadeInUp 0.8s ease-out;
}

/* Risk Score Visualization */
.risk-score-circle {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.risk-progress-path {
    transition: stroke-dasharray 1s ease-in-out, stroke 0.3s ease;
    animation: progressAnimation 1.5s ease-out;
}

@keyframes progressAnimation {
    from {
        stroke-dasharray: 0 502.4;
    }
}

/* Risk Badge Styling */
.badge.rounded-pill {
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Progress Bar Enhancements */
.progress {
    background-color: #e9ecef;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

.progress-bar {
    transition: width 1.5s ease-in-out;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive adjustments for risk score */
@media (max-width: 768px) {
    .risk-score-circle {
        width: 160px;
        height: 160px;
    }

    .risk-score-circle circle {
        r: 65;
    }

    .risk-score-circle + div .h1 {
        font-size: 1.75rem;
    }
}

/* Loading Overlay */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(102, 126, 234, 0.95);
    backdrop-filter: blur(10px);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.loading-content {
    text-align: center;
    animation: fadeInUp 0.5s ease-out;
}

.loading-overlay .spinner-border {
    border-width: 0.3rem;
}

/* Sample-report visual language for index + result */
:root {
    --bg: #0d0f14;
    --surface: #13161e;
    --surface2: #1a1e2a;
    --border: #252a38;
    --accent: #4f8eff;
    --accent2: #7c5cfc;
    --amber: #f5a623;
    --green: #2ecc71;
    --red: #e74c3c;
    --text: #e8eaf0;
    --muted: #7a8099;
    --dim: #3d4460;
}

body.page-home,
body.page-results {
    font-family: "DM Sans", sans-serif;
    background: var(--bg);
    color: var(--text);
}

.page-home .navbar,
.page-results .navbar {
    background: rgba(13, 15, 20, 0.92) !important;
    border-bottom: 1px solid var(--border);
    box-shadow: none !important;
    backdrop-filter: blur(10px);
}

.page-home .navbar-brand,
.page-results .navbar-brand {
    color: var(--text) !important;
    font-family: "JetBrains Mono", monospace;
    font-size: 0.9rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.page-home .navbar-brand svg,
.page-results .navbar-brand svg {
    color: var(--accent);
}

.page-home .navbar-toggler,
.page-results .navbar-toggler {
    border-color: rgba(122, 128, 153, 0.38);
}

.page-home .navbar-toggler:focus,
.page-results .navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(79, 142, 255, 0.2);
}

.page-home .navbar-toggler-icon,
.page-results .navbar-toggler-icon {
    filter: invert(1) brightness(1.7);
}

.page-home .nav-link,
.page-results .nav-link {
    color: var(--muted);
}

.page-home .nav-link:hover,
.page-results .nav-link:hover {
    color: var(--text);
}

.page-home .main-content,
.page-results .main-content {
    padding: 3.4rem 0 4rem;
    background:
        radial-gradient(780px 480px at 102% -8%, rgba(79, 142, 255, 0.16), transparent 70%),
        radial-gradient(620px 440px at -8% 88%, rgba(124, 92, 252, 0.12), transparent 70%),
        linear-gradient(160deg, #0d0f14 0%, #0f1420 45%, #0d1018 100%);
}

.page-home .hero-kicker,
.page-results .hero-kicker {
    font-family: "JetBrains Mono", monospace;
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.page-home .hero-section h1,
.page-results .results-hero h1 {
    font-family: "DM Serif Display", serif;
    font-size: clamp(2.05rem, 5vw, 3.3rem);
    line-height: 1.1;
    color: var(--text) !important;
    text-shadow: none;
}

.page-home .hero-section .lead,
.page-results .results-hero .lead {
    color: var(--muted) !important;
    max-width: 680px;
    margin: 0 auto;
    font-size: 1rem;
}

.page-home .card,
.page-results .card {
    background: var(--surface);
    border: 1px solid var(--border) !important;
    border-radius: 12px !important;
    box-shadow: 0 20px 44px rgba(3, 6, 12, 0.52) !important;
}

.page-home .card:hover,
.page-results .card:hover {
    transform: translateY(-3px);
    box-shadow: 0 28px 56px rgba(3, 6, 12, 0.58) !important;
}

.page-home .assessment-form-card .card-body,
.page-results .card-body {
    color: var(--text);
}

.page-home .form-label {
    color: #d3d8e8;
}

.page-home .mode-selector {
    gap: 0.65rem;
}

.page-home .mode-selector .form-check {
    padding: 0.55rem 0.75rem;
    border-radius: 10px;
    border: 1px solid rgba(37, 42, 56, 0.95);
    background: rgba(13, 15, 20, 0.7);
}

.page-home .form-check-label {
    color: var(--muted);
    font-size: 0.92rem;
}

.page-home .form-check-input {
    background-color: rgba(19, 22, 30, 0.95);
    border: 1px solid rgba(122, 128, 153, 0.45);
}

.page-home .form-check-input:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}

.page-home .form-check-input:checked + .form-check-label {
    color: #e6ebfb;
}

.page-home .form-control {
    background: rgba(13, 15, 20, 0.75);
    border: 1px solid rgba(37, 42, 56, 0.95);
    color: var(--text);
}

.page-home .form-control::placeholder {
    color: #69718f;
}

.page-home .form-control:focus {
    background: rgba(13, 15, 20, 0.9);
    border-color: rgba(79, 142, 255, 0.72);
    box-shadow: 0 0 0 0.2rem rgba(79, 142, 255, 0.2);
    color: var(--text);
}

.page-home .form-control.is-invalid {
    border-color: rgba(231, 76, 60, 0.72);
}

.page-home .form-text,
.page-home .text-muted {
    color: var(--muted) !important;
}

.page-home .invalid-feedback {
    color: #f08f87;
}

.page-home .assessment-submit-btn,
.page-results .btn-primary,
.page-results .premium-pay-btn {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border: 1px solid rgba(79, 142, 255, 0.42);
    color: #fff;
    box-shadow: 0 14px 28px rgba(27, 48, 93, 0.45);
}

.page-home .assessment-submit-btn {
    border-radius: 10px !important;
}

.page-home .assessment-submit-btn:hover,
.page-results .btn-primary:hover,
.page-results .premium-pay-btn:hover {
    background: linear-gradient(135deg, #5f99ff, #8a6bff);
}

.page-home .info-card {
    background: var(--surface);
    border: 1px solid var(--border);
}

.page-home .info-card h5 {
    color: var(--text);
}

.page-home .info-card .small {
    color: var(--muted) !important;
}

.page-home .info-icon svg {
    color: var(--accent);
}

.page-home .loading-overlay {
    background: rgba(13, 15, 20, 0.9);
    backdrop-filter: blur(6px);
}

.page-home .loading-content h4 {
    color: var(--text) !important;
}

.page-home .loading-content p {
    color: var(--muted) !important;
}

.page-results .text-muted {
    color: var(--muted) !important;
}

.page-results .text-white-50 {
    color: #9aa3bf !important;
}

.page-results .alert-danger {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.35);
    color: #f8b0a9;
}

.page-results .alert .btn-close {
    filter: invert(1) brightness(1.55);
}

.page-results .risk-summary-card .h1 {
    font-family: "DM Serif Display", serif;
}

.page-results .risk-score-circle circle:first-child {
    stroke: rgba(122, 128, 153, 0.25);
}

.page-results .text-success {
    color: var(--green) !important;
}

.page-results .text-warning {
    color: var(--amber) !important;
}

.page-results .text-danger {
    color: var(--red) !important;
}

.page-results .badge.rounded-pill {
    border-radius: 999px;
    box-shadow: none;
}

.page-results .badge.bg-success {
    background: rgba(46, 204, 113, 0.13) !important;
    color: var(--green);
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.page-results .badge.bg-warning {
    background: rgba(245, 166, 35, 0.16) !important;
    color: var(--amber) !important;
    border: 1px solid rgba(245, 166, 35, 0.35);
}

.page-results .badge.text-dark {
    color: var(--amber) !important;
}

.page-results .badge.bg-danger {
    background: rgba(231, 76, 60, 0.15) !important;
    color: var(--red);
    border: 1px solid rgba(231, 76, 60, 0.35);
}

.page-results .progress {
    background: rgba(26, 30, 42, 0.9);
    border: 1px solid rgba(37, 42, 56, 0.9);
    box-shadow: none;
}

.page-results .progress-bar.bg-success {
    background-color: var(--green) !important;
}

.page-results .progress-bar.bg-warning {
    background-color: var(--amber) !important;
}

.page-results .progress-bar.bg-danger {
    background-color: var(--red) !important;
}

.page-results .assessment-content .bg-light {
    background: rgba(26, 30, 42, 0.88) !important;
    border: 1px solid rgba(37, 42, 56, 0.95);
}

.page-results .assessment-content .text-primary {
    color: var(--accent) !important;
}

.page-results .assessment-text {
    color: #d3d8e8;
}

.page-results .premium-preview {
    background: linear-gradient(135deg, rgba(15, 20, 32, 0.96), rgba(17, 22, 39, 0.96));
    border: 1px solid rgba(79, 142, 255, 0.35);
}

.page-results .premium-price-badge {
    font-family: "JetBrains Mono", monospace;
    font-size: 0.68rem !important;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    vertical-align: middle;
    background: rgba(79, 142, 255, 0.14) !important;
    color: #cddcff;
    border: 1px solid rgba(79, 142, 255, 0.35);
}

.page-results .result-actions .btn-outline-primary,
.page-results .result-actions .btn-outline-secondary {
    border-color: rgba(79, 142, 255, 0.52);
    color: #c7d6fb;
    background: rgba(13, 15, 20, 0.68);
}

.page-results .result-actions .btn-outline-secondary {
    border-color: rgba(122, 128, 153, 0.45);
    color: var(--muted);
}

.page-results .result-actions .btn-outline-primary:hover,
.page-results .result-actions .btn-outline-secondary:hover {
    color: var(--text);
    border-color: rgba(79, 142, 255, 0.75);
    background: rgba(79, 142, 255, 0.12);
}

.page-results .guidance-card,
.page-results .empty-state-card {
    background: rgba(19, 22, 30, 0.9) !important;
}

.page-results #premiumModal .modal-content {
    background: linear-gradient(160deg, rgba(19, 22, 30, 0.98), rgba(16, 20, 31, 0.98));
    border: 1px solid var(--border) !important;
    color: var(--text);
}

.page-results #premiumModal .modal-header,
.page-results #premiumModal .modal-footer {
    border-color: rgba(37, 42, 56, 0.95) !important;
}

.page-results #premiumModal .premium-pill {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    font-size: 0.74rem;
    letter-spacing: 0.05em;
    color: #fff;
}

.page-results #premiumModal .premium-modal-title {
    font-size: 1.3rem;
    color: var(--text) !important;
}

.page-results #premiumModal .premium-modal-price {
    font-size: 2rem;
    color: var(--text) !important;
    font-family: "DM Serif Display", serif;
}

.page-results #premiumModal .premium-modal-price-label {
    font-size: 0.88rem;
}

.page-results #premiumModal .premium-pay-btn {
    border-radius: 10px !important;
    font-size: 1rem;
}

.page-results #premiumModal .premium-note {
    font-size: 0.79rem;
}

.page-results #premiumModal .fw-semibold {
    color: var(--text) !important;
}

.page-results #premiumModal .text-muted {
    color: var(--muted) !important;
}

.page-results #premiumModal .text-success {
    color: #6be2af !important;
}

.page-results #premiumModal .btn-close {
    filter: invert(1) brightness(1.55);
}

.page-home .footer,
.page-results .footer {
    background: transparent !important;
    border-top: 1px solid var(--border);
}

.page-home .footer p,
.page-results .footer p {
    color: var(--dim) !important;
}

@media (max-width: 992px) {
    .page-home .main-content,
    .page-results .main-content {
        padding-top: 2.4rem;
    }

    .page-home .hero-section h1,
    .page-results .results-hero h1 {
        font-size: clamp(1.9rem, 7vw, 2.6rem);
    }
}