/* Reset / base */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: 'Rubik', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1d1d1f;
    background: #ffffff;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; }

/* Site nav */
.site-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 12, 16, 0.92);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    color: #ffffff;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.site-nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.site-nav-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: 'Sorts Mill Goudy', serif;
    font-size: 1.4em;
    text-decoration: none;
    color: #ffffff;
}
.site-nav-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: linear-gradient(135deg, #6ea8fe 0%, #228be6 100%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #fff;
}
.site-nav-links {
    display: flex;
    align-items: center;
    gap: 22px;
}
.site-nav-links a {
    text-decoration: none;
    color: #c9d2dc;
    font-size: 0.95em;
    transition: color 0.2s ease;
}
.site-nav-links a:hover { color: #ffffff; }
.site-nav-github { font-size: 1.15em; }

/* Page wrapper */
.quill-page {
    background: #ffffff;
    color: #1d1d1f;
}

.quill-hero {
    background: linear-gradient(135deg, #0b0c10 0%, #1f2833 60%, #2b3947 100%);
    color: #ffffff;
    padding: 100px 24px 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.quill-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: 0.5;
}

.quill-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 820px;
    margin: 0 auto;
}

.quill-icon-wrap {
    width: 92px;
    height: 92px;
    margin: 0 auto 28px auto;
    border-radius: 22px;
    background: linear-gradient(135deg, #6ea8fe 0%, #4dabf7 50%, #228be6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 42px;
    color: #ffffff;
    box-shadow: 0 20px 50px -15px rgba(34, 139, 230, 0.55);
}

.quill-hero h1 {
    font-family: 'Sorts Mill Goudy', serif;
    font-size: 4em;
    margin: 0 0 14px 0;
    font-weight: 400;
    letter-spacing: -0.5px;
}

.quill-tagline {
    font-size: 1.35em;
    color: #c9d2dc;
    margin: 0 0 18px 0;
    font-weight: 300;
}

.quill-one-liner {
    font-size: 1.05em;
    color: #9aa5b1;
    max-width: 640px;
    margin: 0 auto 40px auto;
    line-height: 1.6;
}

.quill-cta-row {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 10px;
}

.quill-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 26px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1em;
    transition: all 0.2s ease;
}

.quill-btn-primary {
    background: #ffffff;
    color: #0b0c10;
}

.quill-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px -10px rgba(255,255,255,0.35);
}

.quill-btn-ghost {
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.35);
}

.quill-btn-ghost:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.6);
}

.quill-requirements-line {
    margin-top: 28px;
    font-size: 0.9em;
    color: #7a8899;
}

.quill-section {
    max-width: 880px;
    margin: 0 auto;
    padding: 80px 24px;
}

.quill-section h2 {
    font-family: 'Sorts Mill Goudy', serif;
    font-size: 2.2em;
    font-weight: 400;
    margin: 0 0 18px 0;
    letter-spacing: -0.3px;
}

.quill-section p {
    font-size: 1.08em;
    line-height: 1.75;
    color: #3c4149;
    margin: 0 0 18px 0;
}

.quill-section-alt {
    background: #f7f8fa;
    max-width: none;
    padding: 80px 24px;
}
/* Inner wrapper centers content within the full-width alt section. */
.quill-section-inner {
    max-width: 880px;
    margin-left: auto;
    margin-right: auto;
}

.quill-capabilities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 36px;
}

.quill-capability {
    background: #ffffff;
    border: 1px solid #e6e8eb;
    border-radius: 14px;
    padding: 26px;
    transition: all 0.2s ease;
}

.quill-capability:hover {
    transform: translateY(-3px);
    border-color: #c9d2dc;
    box-shadow: 0 12px 28px -14px rgba(11,12,16,0.18);
}

.quill-capability-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: linear-gradient(135deg, #e7f1ff 0%, #d0e4ff 100%);
    color: #228be6;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 16px;
}

.quill-capability h3 {
    font-size: 1.1em;
    margin: 0 0 10px 0;
    font-weight: 500;
    color: #0b0c10;
}

.quill-capability ul {
    margin: 0;
    padding-left: 18px;
    color: #4a5261;
    line-height: 1.65;
    font-size: 0.96em;
}

.quill-capability li {
    margin-bottom: 6px;
}

.quill-testflight-card {
    margin-top: 32px;
    padding: 20px 24px;
    background: #ffffff;
    border: 1px solid #e6e8eb;
    border-radius: 12px;
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}

.quill-privacy {
    background: linear-gradient(135deg, #0f3d2e 0%, #1b5e45 100%);
    color: #e9f5ee;
    padding: 72px 24px;
    text-align: center;
}

.quill-privacy-inner {
    max-width: 760px;
    margin: 0 auto;
}

.quill-privacy-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255,255,255,0.12);
    color: #b8e0c9;
    font-size: 0.85em;
    font-weight: 500;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.quill-privacy h2 {
    font-family: 'Sorts Mill Goudy', serif;
    font-size: 2.2em;
    font-weight: 400;
    margin: 0 0 18px 0;
}

.quill-privacy p {
    font-size: 1.1em;
    line-height: 1.75;
    color: #c7dcd0;
}

.quill-req-head {
    margin: 18px 0 8px 0;
    color: #0b0c10;
    font-size: 1.1em;
    font-weight: 500;
}

.quill-req-list {
    font-size: 1.05em;
    line-height: 1.85;
    color: #3c4149;
    padding-left: 20px;
    margin: 0;
}

.quill-download {
    padding: 90px 24px;
    text-align: center;
    background: #fafbfc;
}

.quill-download h2 {
    font-family: 'Sorts Mill Goudy', serif;
    font-size: 2.4em;
    font-weight: 400;
    margin: 0 0 16px 0;
}

.quill-download p {
    color: #5a6473;
    margin: 0 0 30px 0;
    font-size: 1.05em;
}

.quill-platforms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    max-width: 880px;
    margin: 30px auto 0 auto;
    text-align: left;
}

.quill-platform-card {
    background: #ffffff;
    border: 1px solid #e6e8eb;
    border-radius: 16px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.quill-platform-head {
    display: flex;
    align-items: center;
    gap: 14px;
}

.quill-platform-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 22px;
    flex-shrink: 0;
}

.quill-platform-mac .quill-platform-icon {
    background: linear-gradient(135deg, #2b3947 0%, #0b0c10 100%);
}

.quill-platform-ios .quill-platform-icon {
    background: linear-gradient(135deg, #6ea8fe 0%, #228be6 100%);
}

.quill-platform-card h3 {
    margin: 0;
    font-size: 1.2em;
    font-weight: 500;
    color: #0b0c10;
}

.quill-platform-card .quill-platform-tag {
    font-size: 0.75em;
    font-weight: 600;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: #228be6;
}

.quill-platform-card p {
    margin: 0;
    color: #4a5261;
    font-size: 0.96em;
    line-height: 1.6;
}

.quill-platform-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 4px;
}

.quill-platform-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.93em;
    transition: all 0.2s ease;
}

.quill-platform-btn-primary {
    background: #0b0c10;
    color: #ffffff;
}

.quill-platform-btn-primary:hover {
    background: #1f2833;
}

.quill-platform-btn-secondary {
    background: transparent;
    color: #0b0c10;
    border: 1px solid #d0d4da;
}

.quill-platform-btn-secondary:hover {
    border-color: #0b0c10;
}

.quill-platform-meta {
    font-size: 0.85em;
    color: #7a8899;
    margin-top: 4px;
}

/* Footer */
.site-footer {
    background: #0b0c10;
    color: #9aa5b1;
    padding: 40px 24px;
}
.site-footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}
.site-footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: 'Sorts Mill Goudy', serif;
    font-size: 1.2em;
    color: #ffffff;
}
.site-footer-meta {
    font-size: 0.92em;
}
.site-footer-meta a {
    color: #c9d2dc;
    text-decoration: none;
}
.site-footer-meta a:hover {
    color: #ffffff;
    text-decoration: underline;
}

@media (max-width: 640px) {
    .site-nav-links { gap: 14px; font-size: 0.9em; }
    .site-nav-links a:not(.site-nav-github) { display: none; }
    .quill-hero { padding: 70px 20px 90px; }
    .quill-hero h1 { font-size: 2.6em; }
    .quill-tagline { font-size: 1.1em; }
    .quill-section { padding: 60px 20px; }
    .quill-section h2 { font-size: 1.7em; }
    .site-footer-inner { flex-direction: column; align-items: flex-start; }
}