:root {
    --blue: #3b82f6;
    --blue-dark: #2563eb;
    --slate-900: #1e293b;
    --slate-100: #f8fafc;
    --gray-200: #e2e8f0;
    --gray-400: #94a3b8;
    --gray-600: #64748b;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: radial-gradient(circle at top, #e0e7ff, #f8fafc 45%);
    color: var(--slate-900);
}
header {
    padding: 28px 24px 0;
    display: flex;
    justify-content: center;
}
.header-inner {
    width: min(1100px, 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}
.brand img { width: 44px; height: 44px; }
.brand-title { font-weight: 800; letter-spacing: 0.2px; }
.brand-sub { color: var(--gray-600); font-size: 0.9rem; }

main {
    padding: 24px;
    display: flex;
    justify-content: center;
}
.container {
    width: min(1100px, 100%);
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 28px;
    align-items: start;
}
.card {
    background: white;
    border-radius: 20px;
    border: 1px solid var(--gray-200);
    padding: 28px;
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.15);
}
h1 {
    margin: 0 0 10px;
    font-size: 2.1rem;
    line-height: 1.1;
}
p {
    margin: 0 0 14px;
    color: var(--gray-600);
    line-height: 1.55;
    font-size: 1.02rem;
}
.bullets {
    margin: 12px 0 0;
    padding-left: 18px;
    color: var(--gray-600);
    line-height: 1.6;
}
.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 18px;
}
.cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    border-radius: 999px;
    border: 1px solid var(--gray-200);
    text-decoration: none;
    font-weight: 700;
    cursor: pointer;
}
.cta.primary {
    background: var(--blue);
    color: white;
    border-color: var(--blue);
}
.cta.primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.cta.secondary {
    background: white;
    color: var(--slate-900);
}
.cta.secondary:hover { border-color: rgba(37, 99, 235, 0.35); }
.fine {
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.shots {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}
.shot {
    border: 1px solid var(--gray-200);
    border-radius: 14px;
    padding: 14px;
    background: var(--slate-100);
}
.shot strong { display: block; margin-bottom: 6px; }
.shot span { color: var(--gray-600); font-size: 0.92rem; line-height: 1.45; }

.donate-link {
    position: fixed;
    left: calc(16px + env(safe-area-inset-left));
    bottom: calc(16px + env(safe-area-inset-bottom));
    z-index: 50;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(37, 99, 235, 0.35);
    background: var(--blue);
    color: white;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 10px 35px rgba(15, 23, 42, 0.12);
    backdrop-filter: blur(10px);
}
.donate-link:hover {
    background: var(--blue-dark);
    border-color: rgba(37, 99, 235, 0.55);
    transform: translateY(-1px);
}
.donate-link:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.35);
    outline-offset: 2px;
}

/* Mobile hero (hidden on desktop) */
.mobile-hero { display: none; }
.desktop-only-inline { }

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
}
.feature-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--slate-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.feature-item strong {
    display: block;
    margin-bottom: 2px;
    font-size: 0.95rem;
}
.feature-item span {
    color: var(--gray-600);
    font-size: 0.88rem;
    line-height: 1.45;
}
.hero-sub {
    text-align: center;
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}
.hero-ctas {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 24px;
}
.cta.full-width {
    width: 100%;
    text-align: center;
}
.sign-in-btn {
    font-size: 0.9rem;
    padding: 8px 16px;
}

@media (max-width: 960px) {
    .container { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .mobile-hero { display: block; text-align: center; padding: 0 4px; }
    .desktop-landing { display: none !important; }
    .desktop-only-inline { display: none !important; }
    .mobile-hero h1 {
        font-size: 1.6rem;
        line-height: 1.15;
        margin: 0 0 12px;
        text-align: center;
        font-weight: 800;
    }
    .hero-sub {
        font-size: 0.92rem;
        line-height: 1.5;
    }
    .hero-ctas {
        gap: 10px;
        margin-top: 28px;
    }
    .hero-ctas .cta {
        padding: 14px 18px;
        font-size: 0.95rem;
        border-radius: 12px;
    }
    .hero-ctas .cta.primary {
        background: var(--blue);
        border-color: var(--blue);
    }
    .hero-ctas .cta.secondary {
        background: white;
        border-color: var(--gray-200);
    }
    .sign-in-btn {
        background: var(--slate-900);
        color: white;
        border-color: var(--slate-900);
        border-radius: 10px;
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    .feature-list {
        margin-top: 28px;
        gap: 18px;
    }
    .feature-icon {
        background: var(--slate-100);
        border-radius: 12px;
    }
    header { padding: 16px 16px 0; }
    main { padding: 20px 16px; }
    .brand img { width: 32px; height: 32px; }
    .brand-title { font-size: 0.95rem; }
    .donate-link { padding: 8px 12px; font-size: 0.85rem; }
}