:root {
    --bd-red: #b42318;
    --bd-red-dark: #8a1a12;
    --bd-ink: #1c1917;
    --bd-muted: #57534e;
    --bd-paper: #faf7f5;
    --bd-card: #ffffff;
    --bd-line: #e7e0db;
    --bd-header: #3f0d0b;
}

html { scroll-behavior: smooth; }

body.public-body {
    background: var(--bd-paper);
    color: var(--bd-ink);
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main { flex: 1; }

.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: #fff;
    padding: 0.5rem 1rem;
    z-index: 1000;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

.site-header {
    background: #fff;
    border-bottom: 1px solid var(--bd-line);
    position: sticky;
    top: 0;
    z-index: 20;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    color: var(--bd-header) !important;
}

.brand-mark {
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #f97066, var(--bd-red));
    box-shadow: 0 0 0 4px #fce7e5;
}

.btn-cta {
    background: var(--bd-red);
    border-color: var(--bd-red);
    color: #fff;
    font-weight: 600;
    border-radius: 999px;
    padding: 0.65rem 1.25rem;
}
.btn-cta:hover, .btn-cta:focus {
    background: var(--bd-red-dark);
    border-color: var(--bd-red-dark);
    color: #fff;
}

.btn-ghost {
    border: 1px solid var(--bd-line);
    color: var(--bd-ink);
    border-radius: 999px;
}

.hero {
    background:
        linear-gradient(120deg, rgba(180, 35, 24, 0.08), transparent 40%),
        linear-gradient(#fff, var(--bd-paper));
    padding: 3.5rem 0 2.5rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.9fr;
    gap: 2.5rem;
    align-items: center;
}

.hero h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--bd-red);
    margin-bottom: 0.6rem;
}

.lead-copy { color: var(--bd-muted); font-size: 1.1rem; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.5rem 0; }

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 0;
    list-style: none;
    color: var(--bd-muted);
}
.hero-points li::before {
    content: "•";
    color: var(--bd-red);
    margin-right: 0.4rem;
}

.hero-card, .info-card, .stat-card, .thank-you .reference-box {
    background: var(--bd-card);
    border: 1px solid var(--bd-line);
    border-radius: 1.1rem;
    box-shadow: 0 10px 30px rgba(63, 13, 11, 0.04);
}

.hero-card { padding: 1.6rem; }

.blood-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin: 1rem 0;
}
.blood-chips span {
    background: #fce7e5;
    color: var(--bd-red-dark);
    border-radius: 999px;
    padding: 0.2rem 0.65rem;
    font-weight: 600;
}

.section { padding: 3rem 0 4rem; }
.section-title { margin-bottom: 1.5rem; }
.info-card { padding: 1.4rem; height: 100%; }
.step {
    display: inline-flex;
    width: 2rem;
    height: 2rem;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bd-red);
    color: #fff;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.form-wrap, .narrow { max-width: 760px; }
.narrow { margin-inline: auto; }

.donor-form .form-block {
    background: #fff;
    border: 1px solid var(--bd-line);
    border-radius: 1rem;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.donor-form legend {
    font-weight: 700;
    font-size: 1.05rem;
    float: none;
    width: auto;
    padding: 0 0.4rem;
}

.form-hint { color: var(--bd-muted); font-size: 0.85rem; margin-top: 0.25rem; }

.blood-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.5rem;
}
.blood-option {
    border: 1px solid var(--bd-line);
    border-radius: 0.75rem;
    padding: 0.7rem 0.4rem;
    text-align: center;
    cursor: pointer;
    font-weight: 700;
    background: #fff;
}
.blood-option:has(input:checked),
.blood-option:has(input:focus-visible) {
    border-color: var(--bd-red);
    background: #fce7e5;
    color: var(--bd-red-dark);
}
.blood-option input { position: absolute; opacity: 0; pointer-events: none; }

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

.thank-you .reference-box {
    padding: 1.4rem;
    margin: 1.5rem 0;
    text-align: center;
}
.reference-label { display: block; color: var(--bd-muted); margin-bottom: 0.4rem; }
.reference-value { font-size: 1.8rem; letter-spacing: 0.06em; color: var(--bd-red-dark); }

.site-footer {
    border-top: 1px solid var(--bd-line);
    padding: 1.25rem 0 1rem;
    background: #fff;
    color: var(--bd-muted);
}

.visit-count {
    margin-top: 0.85rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--bd-line);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.55rem;
    font-size: 0.9rem;
}
.visit-count-label {
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 0.72rem;
    font-weight: 600;
}
.visit-count-value {
    color: var(--bd-red-dark);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.02em;
}

.admin-body { background: #f3efec; min-height: 100vh; }
.admin-header { background: var(--bd-header); color: #fff; }
.admin-brand { color: #fff; font-weight: 700; text-decoration: none; }
.admin-nav-link { color: #f5d0d0; text-decoration: none; }
.admin-nav-link:hover { color: #fff; }

.stat-card, .group-chip { background: #fff; border: 1px solid var(--bd-line); border-radius: 1rem; padding: 1rem 1.2rem; }
.stat-label { display: block; color: var(--bd-muted); }
.stat-value { font-size: 2rem; }
.group-chip { display: flex; justify-content: space-between; align-items: center; }

.filter-panel { background: #fff; border: 1px solid var(--bd-line); border-radius: 1rem; padding: 1rem; }

.donor-card {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    background: #fff;
    border: 1px solid var(--bd-line);
    border-radius: 1rem;
    padding: 1rem;
    margin-bottom: 0.75rem;
    text-decoration: none;
    color: inherit;
}

.login-wrap {
    max-width: 420px;
    margin: 3rem auto;
    background: #fff;
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--bd-line);
}

.contact-hero {
    background:
        linear-gradient(120deg, rgba(180, 35, 24, 0.12), transparent 45%),
        linear-gradient(#fff, var(--bd-paper));
    padding: 3rem 0 1.5rem;
}
.contact-hero h1 {
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}
.contact-section { padding-top: 0.5rem; }
.contact-profile {
    background: #fff;
    border: 1px solid var(--bd-line);
    border-radius: 1.4rem;
    padding: 1.75rem;
    box-shadow: 0 18px 40px rgba(63, 13, 11, 0.06);
    max-width: 760px;
    margin: 0 auto;
}
.contact-profile-top {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    margin-bottom: 1.5rem;
}
.contact-avatar {
    width: 4.6rem;
    height: 4.6rem;
    flex-shrink: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, #e11d48, var(--bd-red-dark));
    color: #fff;
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: 0.04em;
    box-shadow: 0 0 0 6px #fce7e5;
}
.contact-role {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--bd-red);
    margin-bottom: 0.25rem;
}
.contact-name {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 0.35rem;
    letter-spacing: -0.03em;
}
.contact-note { color: var(--bd-muted); }
.contact-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
}
.contact-action {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--bd-line);
    border-radius: 1rem;
    padding: 1rem 1.1rem;
    background: var(--bd-paper);
    transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.contact-action:hover {
    border-color: var(--bd-red);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(180, 35, 24, 0.08);
    color: inherit;
}
.contact-action-icon {
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #fce7e5;
    color: var(--bd-red-dark);
    margin-bottom: 0.4rem;
}
.contact-action-hint {
    color: var(--bd-muted);
    font-size: 0.8rem;
    margin-top: 0.25rem;
}
.contact-cta {
    max-width: 760px;
    margin: 1.75rem auto 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.contact-card {
    background: #fff;
    border: 1px solid var(--bd-line);
    border-radius: 1rem;
    padding: 1.5rem;
    margin: 1.5rem 0;
    display: grid;
    gap: 1.25rem;
}
.contact-label {
    display: block;
    color: var(--bd-muted);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}
.contact-value {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--bd-red-dark);
    text-decoration: none;
    word-break: break-word;
}
.contact-value:hover { text-decoration: underline; }

@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; }
    .blood-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 576px) {
    .hero { padding-top: 2rem; }
    .blood-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .navbar .btn-cta { margin-top: 0.75rem; }
    .contact-profile-top { flex-direction: column; text-align: center; }
    .contact-actions { grid-template-columns: 1fr; }
    .contact-cta { justify-content: center; }
}