@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('../fonts/inter-variable.woff2?v=2a543642') format('woff2');
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    color-scheme: light dark;
    scroll-behavior: smooth;
}

:root {
    --bg: #ffffff;
    --text-heading: #090d16;
    --text-body: #27272a;
    --text-muted: #52525b;
    --text-subtle: #71717a;
    --border: #e4e4e7;
    --border-subtle: #f4f4f5;
    
    --primary: #0284c7;
    --primary-hover: #0369a1;
    --primary-active: #075985;
    --primary-contrast: #ffffff;
    
    --focus-ring: rgba(2, 132, 199, 0.35);
    --input-bg: #ffffff;
    
    --alert-success-bg: #f0fdf4;
    --alert-success-text: #166534;
    --alert-success-border: #bbf7d0;
    --alert-error-bg: #fef2f2;
    --alert-error-text: #991b1b;
    --alert-error-border: #fecaca;
    --required: #e11d48;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #090d16;
        --text-heading: #f8fafc;
        --text-body: #d4d4d8;
        --text-muted: #a1a1aa;
        --text-subtle: #71717a;
        --border: #27272a;
        --border-subtle: #18181b;
        
        --primary: #38bdf8;
        --primary-hover: #7dd3fc;
        --primary-active: #bae6fd;
        --primary-contrast: #082f49;
        
        --focus-ring: rgba(56, 189, 248, 0.4);
        --input-bg: #0f172a;
        
        --alert-success-bg: #052e16;
        --alert-success-text: #86efac;
        --alert-success-border: #14532d;
        --alert-error-bg: #450a0a;
        --alert-error-text: #fca5a5;
        --alert-error-border: #7f1d1d;
        --required: #fb7185;
    }
}

::selection {
    background-color: var(--primary);
    color: var(--primary-contrast);
}

body {
    background-color: var(--bg);
    color: var(--text-body);
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-feature-settings: "cv02", "cv03", "cv04", "cv11", "ss01";
    font-size: 1.0625rem;
    line-height: 1.7;
    margin: 0;
    padding: clamp(2rem, 6vw, 4.5rem) clamp(1.25rem, 4vw, 2rem);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 48rem;
    margin: 0 auto;
    width: 100%;
}

/* --- Header & Hero --- */
header {
    margin-bottom: 2.5rem;
}

.site-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.85rem;
    font-weight: 750;
    letter-spacing: -0.03em;
    color: var(--text-heading);
    margin: 0 0 0.875rem 0;
    line-height: 1.2;
}

.brand-logo {
    width: 1.85rem;
    height: 1.85rem;
    flex-shrink: 0;
}

.brand-logo .water-bg {
    fill: var(--primary);
}

.brand-logo .wave-fg {
    fill: #ffffff;
}

@media (prefers-color-scheme: dark) {
    .brand-logo .wave-fg {
        fill: #090d16;
    }
}

.site-title .highlight {
    color: var(--primary);
}

.site-tagline {
    font-size: 1.25rem;
    line-height: 1.55;
    color: var(--text-body);
    font-weight: 450;
    letter-spacing: -0.015em;
    margin: 0 0 1.25rem 0;
    text-wrap: pretty;
}

/* --- Hero Badges --- */
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.25rem 0 1.75rem 0;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8125rem;
    font-weight: 550;
    color: var(--text-muted);
    background-color: var(--border-subtle);
    border: 1px solid var(--border);
    padding: 0.3rem 0.7rem;
    border-radius: 9999px;
    line-height: 1.2;
}

.badge-icon {
    width: 0.875rem;
    height: 0.875rem;
    color: var(--primary);
    stroke-width: 2;
    flex-shrink: 0;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    margin: 1.5rem 0 0.5rem 0;
}

/* --- Navigation --- */
.site-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1rem;
    font-size: 0.9375rem;
    color: var(--text-subtle);
    padding: 0.75rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 3.5rem;
}

.site-nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 550;
    transition: color 0.15s ease;
}

.site-nav a:hover {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.site-nav .nav-sep {
    color: var(--border);
    user-select: none;
}

/* --- Typography & Headings --- */
section {
    margin-bottom: 3.75rem;
}

h2 {
    font-size: 1.375rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-heading);
    margin: 0 0 1.25rem 0;
    line-height: 1.35;
    text-wrap: balance;
    padding-top: 2.25rem;
    border-top: 1px solid var(--border);
}

main section:first-of-type h2 {
    border-top: none;
    padding-top: 0;
}

h3 {
    font-size: 1.0625rem;
    font-weight: 650;
    letter-spacing: -0.015em;
    color: var(--text-heading);
    margin: 0 0 0.5rem 0;
}

p {
    margin: 0 0 1.25rem 0;
    color: var(--text-body);
    line-height: 1.7;
    text-wrap: pretty;
}

p:last-child {
    margin-bottom: 0;
}

strong {
    color: var(--text-heading);
    font-weight: 650;
}

a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--primary-hover);
}

code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 0.9em;
    padding: 0.15em 0.35em;
    background-color: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-heading);
}

ul, ol {
    margin: 0 0 1.5rem 0;
    padding-left: 1.5rem;
    color: var(--text-body);
}

li {
    margin-bottom: 0.6rem;
    line-height: 1.65;
}

li:last-child {
    margin-bottom: 0;
}

/* --- How It Works Flow --- */
.steps-list {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    margin: 1.75rem 0;
}

.step-item {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.step-index {
    font-family: ui-monospace, SFMono-Regular, monospace;
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--primary);
    padding-top: 0.1rem;
    flex-shrink: 0;
}

.step-content h3 {
    margin: 0 0 0.35rem 0;
}

.step-content p {
    font-size: 1rem;
    margin: 0;
    color: var(--text-muted);
}

/* --- Comparison / Alternatives Table --- */
.comparison-wrapper {
    margin: 1.75rem 0;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--input-bg);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
    text-align: left;
    min-width: 580px;
}

.comparison-table th,
.comparison-table td {
    padding: 0.875rem 1.15rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
    line-height: 1.55;
}

.comparison-table th {
    background-color: var(--border-subtle);
    font-weight: 650;
    color: var(--text-heading);
    font-size: 0.875rem;
    letter-spacing: -0.01em;
}

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

.comparison-table .col-proprietary {
    color: var(--text-heading);
    font-weight: 600;
    width: 28%;
}

.comparison-table .col-issue {
    color: var(--text-muted);
    width: 32%;
}

.comparison-table .col-alternative {
    color: var(--text-heading);
    width: 40%;
}

.comparison-table .alt-tag {
    font-weight: 650;
    color: var(--primary);
}

/* --- Services Grid (Card Treatment) --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 1.25rem;
    margin: 1.75rem 0;
}

.service-card {
    background-color: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.35rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.service-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

@media (prefers-color-scheme: dark) {
    .service-card:hover {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    }
}

.service-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.6rem;
}

.service-card h3 {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin: 0;
    font-size: 1.0625rem;
}

.service-badge {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    background-color: var(--border-subtle);
    border: 1px solid var(--border);
    color: var(--primary);
    white-space: nowrap;
}

.service-icon {
    width: 1.15rem;
    height: 1.15rem;
    color: var(--primary);
    stroke-width: 2;
    flex-shrink: 0;
}

.service-card p {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
}

/* --- Scope Boundaries Callout --- */
.scope-box {
    margin: 2rem 0;
    padding: 1.25rem 1.5rem;
    background-color: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.9375rem;
}

.scope-box h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.scope-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}

.scope-list {
    margin: 0;
    padding-left: 1.25rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.scope-list li {
    margin-bottom: 0.4rem;
}

/* --- Community Fund Impact Tiers --- */
.fund-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.75rem 0;
}

.tier-card {
    background-color: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.15rem;
}

.tier-amount {
    font-size: 1.25rem;
    font-weight: 750;
    color: var(--primary);
    margin-bottom: 0.25rem;
    letter-spacing: -0.02em;
}

.tier-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

/* --- FAQ Accordion --- */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    margin: 1.75rem 0;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--input-bg);
    overflow: hidden;
    transition: border-color 0.15s ease;
}

.faq-item[open] {
    border-color: var(--primary);
}

.faq-question {
    padding: 1rem 1.25rem;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-heading);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    user-select: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-chevron {
    width: 1.1rem;
    height: 1.1rem;
    color: var(--primary);
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.faq-item[open] .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.25rem 1.15rem 1.25rem;
    color: var(--text-muted);
    font-size: 0.9375rem;
    line-height: 1.65;
}

.faq-answer p {
    margin: 0 0 0.75rem 0;
    font-size: inherit;
    color: inherit;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

/* --- Disclaimer Note --- */
.disclaimer-block {
    margin: 3.5rem 0;
    padding: 1.25rem 1.5rem;
    border-left: 3px solid var(--border);
    background-color: var(--border-subtle);
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--text-muted);
    border-radius: 0 6px 6px 0;
}

.disclaimer-block p {
    font-size: inherit;
    color: inherit;
    margin: 0 0 0.75rem 0;
}

.disclaimer-block p:last-child {
    margin-bottom: 0;
}

.disclaimer-block strong {
    color: var(--text-heading);
}

/* --- Forms & Inputs --- */
.form-box {
    background-color: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: clamp(1.25rem, 3vw, 2rem);
    margin-top: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--text-heading);
}

.help-text-inline {
    font-size: 0.8125rem;
    font-weight: normal;
    color: var(--text-subtle);
}

.required {
    color: var(--required);
}

input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 0.75rem 0.875rem;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-heading);
    background-color: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input::placeholder,
textarea::placeholder {
    color: var(--text-subtle);
    opacity: 0.8;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--focus-ring);
}

textarea {
    min-height: 110px;
    resize: vertical;
}

.help-text {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-subtle);
    margin-top: 0.35rem;
}

/* --- Checkbox Grid Pills --- */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.checkbox-pill {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.55rem 0.8rem;
    background-color: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-body);
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease;
    user-select: none;
    margin-bottom: 0;
}

.checkbox-pill:hover {
    border-color: var(--primary);
}

.checkbox-pill:has(input:checked) {
    background-color: var(--focus-ring);
    border-color: var(--primary);
    color: var(--text-heading);
    font-weight: 600;
}

.checkbox-pill input[type="checkbox"] {
    accent-color: var(--primary);
    width: 1rem;
    height: 1rem;
    cursor: pointer;
    margin: 0;
    flex-shrink: 0;
}

.privacy-note {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 1.25rem 0;
    line-height: 1.5;
}

.form-timeline {
    margin-top: 1.25rem;
    padding: 0.875rem 1rem;
    background-color: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.55;
}

.form-timeline strong {
    color: var(--text-heading);
}

.visually-hidden {
    position: absolute;
    left: -10000px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* --- Buttons --- */
button,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
    background-color: var(--primary);
    color: var(--primary-contrast);
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: 1px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.2;
    transition: background-color 0.15s ease, transform 0.1s ease;
}

.btn-icon {
    width: 1.05rem;
    height: 1.05rem;
    stroke-width: 2;
    flex-shrink: 0;
}

button:hover,
.btn:hover {
    background-color: var(--primary-hover);
    color: var(--primary-contrast);
    text-decoration: none;
}

button:active,
.btn:active {
    transform: scale(0.985);
    background-color: var(--primary-active);
}

button:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.btn-secondary {
    background-color: var(--border-subtle);
    color: var(--text-heading);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background-color: var(--border);
    color: var(--text-heading);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--primary-contrast);
}

/* --- Alerts --- */
.alert {
    display: none;
    margin-top: 1.25rem;
    padding: 0.875rem 1.25rem;
    border-radius: 6px;
    font-size: 0.9375rem;
    font-weight: 550;
    line-height: 1.5;
}

.alert-success {
    background-color: var(--alert-success-bg);
    color: var(--alert-success-text);
    border: 1px solid var(--alert-success-border);
}

.alert-error {
    background-color: var(--alert-error-bg);
    color: var(--alert-error-text);
    border: 1px solid var(--alert-error-border);
}

/* --- Footer --- */
footer {
    margin-top: 4.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    font-size: 0.875rem;
    color: var(--text-subtle);
    line-height: 1.6;
}