body {
    background: linear-gradient(135deg, #0B2545 0%, #134E6F 100%);
    min-height: 100vh;
}
main {
    position: relative;
    z-index: 1;
    padding: 1.5rem 0 3rem;
}
@media (min-width: 640px) { main { padding: 2rem 0 4rem; } }

.page-hero {
    text-align: center;
    color: #fff;
    padding: 1.75rem 1rem 1.5rem;
}
.page-hero h1 {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem;
    font-weight: 900;
    margin-bottom: .5rem;
    line-height: 1.15;
}
.page-hero p {
    opacity: .85;
    max-width: 600px;
    margin: 0 auto;
    font-size: .9rem;
    line-height: 1.5;
}
@media (min-width: 640px) {
    .page-hero { padding: 2.5rem 1rem 2rem; }
    .page-hero h1 { font-size: 2.8rem; }
    .page-hero p { font-size: .95rem; }
}

.section-label {
    text-align: center;
    color: rgba(255,255,255,.6);
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin: 1.75rem 1rem 1rem;
}
@media (min-width: 640px) {
    .section-label { font-size: .78rem; margin: 2rem 0 1rem; }
}

/* Emergency-number cards */
.emergency-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1rem;
}
@media (min-width: 640px) {
    .emergency-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
}
@media (min-width: 900px) {
    .emergency-grid { grid-template-columns: repeat(3, 1fr); }
}

.em-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 6px 30px rgba(0,0,0,.25);
}
.em-card-header {
    padding: .7rem .9rem;
    display: flex;
    align-items: center;
    gap: .55rem;
    color: #fff;
    font-weight: 700;
    font-size: .8rem;
    letter-spacing: .03em;
    text-transform: uppercase;
}
.em-card-header i { font-size: 1rem; }
.em-card-body { padding: .8rem .9rem 1rem; }
@media (min-width: 640px) {
    .em-card-header { padding: .75rem 1rem; font-size: .85rem; gap: .6rem; }
    .em-card-body { padding: .9rem 1rem 1.1rem; }
}

.em-number {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .55rem 0;
    border-bottom: 1px solid #f0f0f0;
    gap: .5rem;
    min-height: 44px;
}
.em-number:last-child { border-bottom: none; }
.em-label {
    font-size: .78rem;
    color: #64748b;
    flex: 1;
    line-height: 1.35;
}
.em-tel {
    font-size: 1.1rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: .03em;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    white-space: nowrap;
}
.em-tel i { font-size: .8rem; opacity: .7; }
.em-tel:hover { opacity: .8; }
.em-note {
    font-size: .76rem;
    color: #94a3b8;
    margin-top: .6rem;
    line-height: 1.5;
}
@media (min-width: 640px) {
    .em-label { font-size: .82rem; }
    .em-tel { font-size: 1.2rem; letter-spacing: .04em; }
    .em-note { font-size: .78rem; }
}

/* colour themes */
.theme-red    .em-card-header { background: #dc2626; }
.theme-red    .em-tel         { color: #dc2626; }
.theme-blue   .em-card-header { background: #1d4ed8; }
.theme-blue   .em-tel         { color: #1d4ed8; }
.theme-teal   .em-card-header { background: #0d9488; }
.theme-teal   .em-tel         { color: #0d9488; }
.theme-navy   .em-card-header { background: #0B2545; }
.theme-navy   .em-tel         { color: #0B2545; }
.theme-orange .em-card-header { background: #ea580c; }
.theme-orange .em-tel         { color: #ea580c; }
.theme-purple .em-card-header { background: #7c3aed; }
.theme-purple .em-tel         { color: #7c3aed; }

/* Wide info cards */
.info-cards {
    max-width: 900px;
    margin: 1.5rem auto 0;
    padding: 0 1rem;
    display: grid;
    gap: 1rem;
}
@media (min-width: 640px) {
    .info-cards { margin: 2rem auto 0; gap: 1.25rem; grid-template-columns: repeat(2, 1fr); }
}

.info-card {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 14px;
    padding: 1rem 1.1rem;
    color: #fff;
}
.info-card h3 {
    font-size: .9rem;
    font-weight: 700;
    margin: 0 0 .5rem;
    display: flex;
    align-items: center;
    gap: .5rem;
    color: #2EC4B6;
}
.info-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: .82rem;
    line-height: 1.75;
    color: rgba(255,255,255,.85);
}
.info-card ul li::before { content: '→ '; color: #2EC4B6; }
@media (min-width: 640px) {
    .info-card { padding: 1.1rem 1.25rem; }
    .info-card h3 { font-size: .95rem; margin-bottom: .6rem; }
    .info-card ul { font-size: .85rem; line-height: 1.8; }
}

/* MAYDAY procedure */
.mayday-wrap {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1rem;
}
.mayday-box {
    background: #fff;
    border-radius: 14px;
    padding: 1rem 1rem;
    box-shadow: 0 6px 30px rgba(0,0,0,.25);
    border-top: 4px solid #dc2626;
}
@media (min-width: 640px) {
    .mayday-box { padding: 1.25rem 1.5rem; border-radius: 16px; }
}
.mayday-box ol {
    margin: 0;
    padding-left: 1.1rem;
    line-height: 1.65;
    color: #1e293b;
    font-size: .9rem;
}
.mayday-box ol > li { margin-bottom: .5rem; }
.mayday-box ul {
    margin: .35rem 0;
    padding-left: 1rem;
    list-style: none;
}
.mayday-box ul li {
    position: relative;
    padding: .1rem 0;
    font-size: .88rem;
    line-height: 1.5;
}
.mayday-box ul li::before {
    content: '›';
    position: absolute;
    left: -.85rem;
    color: #dc2626;
    font-weight: 700;
}
@media (min-width: 640px) {
    .mayday-box ol { padding-left: 1.2rem; line-height: 1.7; font-size: 1rem; }
    .mayday-box ul { padding-left: 1.1rem; }
    .mayday-box ul li { font-size: .95rem; }
    .mayday-box ul li::before { left: -.9rem; }
}
.mayday-box .say {
    display: inline-block;
    background: #fef2f2;
    color: #991b1b;
    padding: .1rem .5rem;
    border-radius: 4px;
    font-weight: 700;
    font-family: 'Work Sans', monospace;
    letter-spacing: .02em;
    white-space: nowrap;
}
.mayday-box .ch16 {
    display: inline-block;
    background: #0B2545;
    color: #fff;
    padding: .15rem .6rem;
    border-radius: 6px;
    font-weight: 700;
    white-space: nowrap;
}
.mayday-box .foot {
    margin-top: 1rem;
    padding-top: .9rem;
    border-top: 1px solid #e2e8f0;
    font-size: .82rem;
    color: #475569;
    line-height: 1.55;
}
.mayday-box .foot strong { color: #0B2545; }
.mayday-box .foot a { color: #dc2626; font-weight: 600; }
.mayday-box .panpan {
    margin-top: 1rem;
    padding: .7rem .9rem;
    background: #fffbeb;
    border-left: 3px solid #f59e0b;
    border-radius: 6px;
    font-size: .85rem;
    line-height: 1.55;
    color: #78350f;
}
.mayday-box .panpan .say { background: #fef3c7; color: #78350f; }
@media (min-width: 640px) {
    .mayday-box .foot { font-size: .9rem; }
    .mayday-box .panpan { font-size: .9rem; padding: .75rem 1rem; }
}