/* ========================================
   IDEA — Option A: Swiss Institutional
   Shared stylesheet for all pages
   ======================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --black: #1a1714;
    --white: #fefdfb;
    --teal: #1d6e87;
    --teal-hover: #155a6e;
    --gray-subtle: #f7f6f3;
    --gray-text: #666;
    --rule-color: #dad6cf;
    --rule-weight: 3px;
}

body {
    font-family: 'Libre Franklin', sans-serif;
    font-weight: 400;
    font-size: 16px;
    line-height: 1.5;
    color: var(--black);
    background: var(--white);
}

a { color: var(--black); }
a:hover { color: var(--teal); }

/* ========================================
   LAYOUT
   ======================================== */

.grid-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 48px;
}

.rule {
    border: none;
    border-top: var(--rule-weight) solid var(--black);
    margin: 0;
}

.rule-thin {
    border: none;
    border-top: 1px solid var(--black);
    margin: 0;
}

/* ========================================
   NAVIGATION
   ======================================== */

.nav-band {
    border-bottom: var(--rule-weight) solid var(--black);
    padding: 16px 0;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-left svg {
    display: block;
    position: relative;
    top: -1px;
}

.nav-mark {
    font-family: 'Archivo Black', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    color: var(--black);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
    align-items: center;
}

.nav-links a {
    font-family: 'Space Mono', monospace;
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--black);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--teal);
}

.nav-links .join-btn {
    background: var(--teal);
    color: var(--white);
    padding: 8px 20px;
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.2s;
}

.nav-links .join-btn:hover {
    background: var(--teal-hover);
    color: var(--white);
}

/* ========================================
   HERO (homepage)
   ======================================== */

.hero {
    padding: 80px 0 60px;
}

.hero-title {
    font-family: 'Archivo Black', sans-serif;
    font-size: 8rem;
    line-height: 0.85;
    letter-spacing: -0.03em;
    color: var(--black);
    margin-bottom: 24px;
}

.hero-subtitle {
    font-family: 'Space Mono', monospace;
    font-weight: 400;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--black);
    margin-bottom: 48px;
}

.hero-mission {
    font-family: 'Libre Franklin', sans-serif;
    font-weight: 300;
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--black);
    max-width: 640px;
}

/* ========================================
   CONTENT GRID (3-column, homepage)
   ======================================== */

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0;
}

.content-block {
    padding: 40px 32px 40px 0;
    border-top: var(--rule-weight) solid var(--black);
}

.content-block:nth-child(2),
.content-block:nth-child(3) {
    padding-left: 32px;
    border-left: 1px solid var(--black);
}

.content-block-heading {
    font-family: 'Archivo Black', sans-serif;
    font-size: 1.5rem;
    letter-spacing: -0.01em;
    margin-bottom: 20px;
    color: var(--black);
}

.content-block p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 12px;
}

.content-block ul {
    list-style: none;
    padding: 0;
}

.content-block li {
    font-size: 0.9rem;
    line-height: 1.7;
    padding: 4px 0;
    border-bottom: 1px solid var(--rule-color);
}

.content-block li:last-child {
    border-bottom: none;
}

.date-label {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--teal);
}

/* ========================================
   STAT LINE (right-aligned asymmetric)
   ======================================== */

.stat-line {
    border-top: var(--rule-weight) solid var(--black);
    padding: 48px 0;
    text-align: right;
    padding-left: 50%;
}

.stat-number {
    font-family: 'Archivo Black', sans-serif;
    font-size: 4.5rem;
    line-height: 0.9;
    letter-spacing: -0.03em;
    color: var(--black);
}

.stat-label {
    font-family: 'Space Mono', monospace;
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--teal);
    margin-top: 8px;
}

.stat-context {
    font-weight: 300;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-top: 12px;
}

/* ========================================
   PAGE HEADER (interior pages)
   ======================================== */

.page-title {
    font-family: 'Archivo Black', sans-serif;
    font-size: 4.5rem;
    line-height: 0.9;
    letter-spacing: -0.02em;
    color: var(--black);
    padding: 80px 0 16px;
}

.page-description {
    font-weight: 300;
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 600px;
    padding-bottom: 48px;
}

/* ========================================
   SECTION HEADINGS (interior pages)
   ======================================== */

.section-heading {
    font-family: 'Archivo Black', sans-serif;
    font-size: 1.5rem;
    letter-spacing: -0.01em;
    margin: 48px 0 24px;
    color: var(--black);
}

.section-subheading {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--teal);
    margin: 32px 0 12px;
}

/* ========================================
   BOARD TABLE
   ======================================== */

.board-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 80px;
}

.board-table thead {
    border-bottom: var(--rule-weight) solid var(--black);
}

.board-table th {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-align: left;
    padding: 12px 16px 12px 0;
    color: var(--black);
}

.board-table td {
    font-size: 0.9rem;
    padding: 14px 16px 14px 0;
    border-bottom: 1px solid var(--rule-color);
    vertical-align: top;
}

.board-table tr:nth-child(even) td {
    background: var(--gray-subtle);
}

.board-table .name { font-weight: 600; }
.board-table .name a { text-decoration: none; }
.board-table .name a:hover { color: var(--teal); }
.board-table .institution { font-weight: 400; }
.board-table .role {
    font-family: 'Space Mono', monospace;
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.02em;
    color: var(--teal);
}
.board-table .region {
    font-family: 'Space Mono', monospace;
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.02em;
}

/* Committee table */
.committee-table {
    width: 100%;
    max-width: 600px;
    border-collapse: collapse;
    margin: 16px 0 32px;
}

.committee-table th {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-align: left;
    padding: 8px 16px 8px 0;
    border-bottom: 2px solid var(--black);
}

.committee-table td {
    font-size: 0.9rem;
    padding: 10px 16px 10px 0;
    border-bottom: 1px solid var(--rule-color);
}

.committee-table td:first-child {
    font-weight: 500;
}

.committee-table a {
    color: var(--teal);
    text-decoration: none;
}

.committee-table a:hover {
    text-decoration: underline;
}

/* ========================================
   CONTENT SECTIONS (interior pages)
   ======================================== */

.page-content {
    padding-bottom: 80px;
}

.page-content p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 16px;
    max-width: 680px;
}

.page-content ul {
    list-style: none;
    padding: 0;
    max-width: 680px;
}

.page-content li {
    font-size: 0.9rem;
    line-height: 1.7;
    padding: 8px 0;
    border-bottom: 1px solid var(--rule-color);
}

.page-content li:last-child {
    border-bottom: none;
}

.page-content a {
    color: var(--teal);
    text-decoration: none;
}

.page-content a:hover {
    text-decoration: underline;
}

/* CTA block */
.cta-block {
    border-top: var(--rule-weight) solid var(--black);
    padding: 48px 0;
    margin-top: 48px;
}

.cta-block h2 {
    font-family: 'Archivo Black', sans-serif;
    font-size: 2rem;
    margin-bottom: 16px;
}

.cta-block p {
    font-weight: 300;
    font-size: 1.05rem;
    line-height: 1.6;
    max-width: 600px;
    margin-bottom: 24px;
}

.btn-cta {
    display: inline-block;
    background: var(--teal);
    color: var(--white);
    padding: 14px 32px;
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.2s;
}

.btn-cta:hover {
    background: var(--teal-hover);
    color: var(--white);
}

/* Membership form embed container */
.form-embed {
    margin: 48px 0;
    max-width: 680px;
}

/* Charter Donor card */
.donor-card {
    border: 2px solid var(--black);
    padding: 40px;
    margin: 48px 0;
    max-width: 680px;
}

.donor-card h3 {
    font-family: 'Archivo Black', sans-serif;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.donor-card p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 12px;
}

.donor-card ul {
    list-style: none;
    padding: 0;
}

.donor-card li {
    font-size: 0.9rem;
    line-height: 1.7;
    padding: 4px 0;
    padding-left: 16px;
    position: relative;
}

.donor-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    background: var(--teal);
}

/* Callout box */
.callout-box {
    border-left: 3px solid var(--teal);
    padding: 16px 24px;
    margin: 24px 0;
    background: var(--gray-subtle);
}

.callout-box p {
    margin: 0;
    font-size: 0.95rem;
}

/* Contact grid */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin: 48px 0;
}

.contact-item h3 {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 12px;
}

.contact-item p {
    font-size: 0.95rem;
    line-height: 1.7;
}

.contact-item a {
    color: var(--teal);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* ========================================
   MARK DIVIDER
   ======================================== */

.mark-divider {
    display: flex;
    justify-content: center;
    padding: 40px 0;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    border-top: var(--rule-weight) solid var(--black);
    padding: 32px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.footer-text {
    font-family: 'Space Mono', monospace;
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.03em;
    color: var(--black);
}

.footer-text a {
    color: var(--black);
    text-decoration: none;
}

.footer-text a:hover {
    color: var(--teal);
}

.footer-social {
    display: flex;
    gap: 20px;
    align-items: center;
}

.footer-social a {
    color: var(--black);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.footer-social a:hover {
    color: var(--teal);
}

.footer-social svg {
    display: block;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 900px) {
    .grid-container { padding: 0 24px; }
    .hero-title { font-size: 5rem; }
    .page-title { font-size: 3rem; }
    .content-grid { grid-template-columns: 1fr; }
    .content-block {
        padding: 32px 0;
        border-left: none !important;
    }
    .content-block:nth-child(2),
    .content-block:nth-child(3) {
        padding-left: 0;
    }
    .stat-line {
        padding-left: 0;
        text-align: left;
    }
    .contact-grid { grid-template-columns: 1fr; }
    .board-table { font-size: 0.85rem; }
    .board-table th, .board-table td { padding: 10px 8px 10px 0; }
}

@media (max-width: 600px) {
    .grid-container { padding: 0 16px; }
    .hero-title { font-size: 3.5rem; }
    .page-title { font-size: 2.2rem; padding-top: 48px; }
    .stat-number { font-size: 3rem; }
    .nav-inner { flex-direction: column; gap: 12px; }
    .nav-links { gap: 16px; flex-wrap: wrap; justify-content: center; }
    .donor-card { padding: 24px; }
    .footer-content { flex-direction: column; gap: 8px; align-items: center; }
}