/* ==========================================================================
   THE STANDARD ARENA - sections.css
   Hero, centered section heads, cards, grids, bands, facts, single/archive.
   ========================================================================== */

/* ---------- The centered section head (signature component) ---------- */
.section-head { text-align: center; max-width: 780px; margin: 0 auto 54px; }
.section-head .kicker,
.kicker {
        display: inline-flex; align-items: center; justify-content: center; gap: 14px;
        font-family: var(--sa-sans); font-size: 0.72rem; font-weight: 700;
        letter-spacing: 0.26em; text-transform: uppercase; color: var(--sa-gold-2);
}
.section-title {
        font-family: var(--sa-serif); font-weight: 600; letter-spacing: -0.012em;
        font-size: clamp(1.85rem, 3.6vw, 2.85rem);
        color: var(--sa-navy); margin: 16px 0 0; line-height: 1.12;
        text-wrap: balance;
}
.section-head.on-dark .section-title { color: #fff; }
.section-head.on-dark .kicker { color: var(--sa-gold); }
.section-sub {
        color: var(--sa-grey); font-size: 1.04rem; line-height: 1.7;
        max-width: 640px; margin: 18px auto 0;
}
.section-head.on-dark .section-sub { color: rgba(255, 255, 255, 0.72); }

/* ---------- Hero ---------- */
.hero {
        position: relative; overflow: hidden; text-align: center;
        background: radial-gradient(120% 90% at 50% 0%, var(--sa-navy-3) 0%, var(--sa-navy) 58%, #081320 100%);
        padding: 108px 0 96px;
}
.hero-glow {
        position: absolute; inset: 0; pointer-events: none;
        background:
                radial-gradient(420px 260px at 50% 8%, rgba(201, 162, 39, 0.16), transparent 70%),
                repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 120px),
                repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.02) 0 1px, transparent 1px 120px);
}
.hero-in { position: relative; display: flex; flex-direction: column; align-items: center; }
.hero-lede {
        font-family: var(--sa-serif); color: #fff; max-width: 860px;
        font-size: clamp(1.45rem, 3.2vw, 2.35rem); line-height: 1.32; font-weight: 500;
        letter-spacing: -0.01em; margin: 0 auto 34px; text-wrap: balance;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-bottom: 60px; }
.hero-stats {
        display: flex; flex-wrap: wrap; justify-content: center; gap: 0;
        border-top: 1px solid rgba(255, 255, 255, 0.12); padding-top: 38px; width: min(860px, 100%);
}
.hero-stat { flex: 1 1 200px; text-align: center; padding: 4px 18px; }
.hero-stat strong {
        display: block; font-family: var(--sa-serif); font-size: clamp(1.8rem, 3.4vw, 2.6rem);
        color: var(--sa-gold); line-height: 1.1;
}
.hero-stat span {
        font-size: 0.7rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase;
        color: rgba(255, 255, 255, 0.55);
}
.hero-scroll {
        position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
        font-size: 0.62rem; letter-spacing: 0.4em; text-transform: uppercase; color: rgba(255, 255, 255, 0.4);
}
.hero-scroll::after { content: ""; display: block; width: 1px; height: 34px; background: linear-gradient(var(--sa-gold), transparent); margin: 10px auto 0; }

/* ---------- Grids & cards ---------- */
.grid-2, .grid-3, .grid-4 { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.sa-card, .card {
        background: var(--sa-white); border: 1px solid var(--sa-line); border-radius: var(--sa-radius);
        overflow: hidden; display: flex; flex-direction: column;
        transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}
.sa-card:hover, .card:hover { transform: translateY(-6px); box-shadow: var(--sa-shadow); border-color: rgba(201, 162, 39, 0.45); }
.card-link { display: flex; flex-direction: column; flex: 1; color: inherit; }
.card-link:hover { color: inherit; }
.card-media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: var(--sa-paper-2); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease, filter 0.4s ease; filter: saturate(0.88); }
.sa-card:hover .card-media img, .card:hover .card-media img { transform: scale(1.045); filter: saturate(1); }
.card-banner {
        background: linear-gradient(135deg, var(--sa-navy) 0%, var(--sa-navy-3) 100%);
        padding: 26px 20px; display: flex; justify-content: center;
}
.card-body { padding: 26px 26px 30px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 10px; flex: 1; }
.card-kicker {
        font-size: 0.68rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
        color: var(--sa-gold-2);
}
.card-title { font-size: 1.22rem; line-height: 1.3; margin: 0; color: var(--sa-navy); }
.card-title a { color: inherit; }
.card-excerpt p { font-size: 0.93rem; color: var(--sa-grey); margin: 0; }
.card-meta {
        display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px;
        font-size: 0.8rem; color: var(--sa-grey); margin-top: auto; padding-top: 6px;
}
.card-cta {
        margin-top: 14px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase;
        color: var(--sa-gold-2); display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}

.grid-3--dark .card { background: rgba(255, 255, 255, 0.04); border-color: var(--sa-line-dark); }
.grid-3--dark .card-title { color: #fff; }
.grid-3--dark .card-excerpt p, .grid-3--dark .card-meta { color: rgba(255, 255, 255, 0.6); }
.grid-3--dark .card:hover { border-color: rgba(201, 162, 39, 0.5); box-shadow: 0 18px 44px rgba(0, 0, 0, 0.35); }

/* ---------- Archive hero ---------- */
.archive-hero {
        background:
                radial-gradient(600px 300px at 50% -60px, rgba(201, 162, 39, 0.15), transparent 70%),
                linear-gradient(180deg, var(--sa-navy) 0%, var(--sa-navy-2) 100%);
        padding: 76px 0 70px; text-align: center;
}
.archive-hero--short { padding: 64px 0; }
.archive-hero .section-title { color: #fff; }
.archive-hero .kicker { color: var(--sa-gold); }

/* ---------- Entry (single) ---------- */
.entry-head { text-align: center; padding: 72px 0 8px; background: var(--sa-paper); }
.entry-head .kicker { color: var(--sa-gold-2); }
.entry-title {
        font-size: clamp(2rem, 4.6vw, 3.3rem); color: var(--sa-navy);
        margin: 18px 0 0; line-height: 1.1; text-wrap: balance;
}
.entry-meta {
        display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px;
        font-size: 0.85rem; color: var(--sa-grey); margin-top: 20px;
}
.entry-thumb { margin-top: 40px; border-radius: var(--sa-radius); overflow: hidden; box-shadow: var(--sa-shadow); }
.entry-thumb img { width: 100%; }

/* Facts row (centered key facts, 3 equal columns) */
.facts-row {
        display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 0; align-items: stretch;
        background: var(--sa-white); border: 1px solid var(--sa-line); border-radius: var(--sa-radius);
        padding: 26px 30px; margin: 40px auto 0; box-shadow: var(--sa-shadow-sm);
}
.fact { text-align: center; padding: 6px 16px; border-right: 1px solid var(--sa-line); }
.fact:nth-child(3n), .fact:last-child { border-right: 0; }
.fact-label { display: block; font-size: 0.66rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--sa-grey); margin-bottom: 6px; }
.fact strong { font-family: var(--sa-serif); font-weight: 600; font-size: 1.02rem; color: var(--sa-navy); }

.note-block {
        background: var(--sa-paper-2); border: 1px solid var(--sa-line);
        border-left: 3px solid var(--sa-navy); border-radius: var(--sa-radius-sm);
        padding: 26px 30px; margin: 36px 0 8px;
}
.note-block h3 { font-size: 1.12rem; margin-bottom: 0.5em; }
.note-block p:last-child { margin-bottom: 0; }
.note-block--gold { border-left-color: var(--sa-gold); background: var(--sa-gold-soft); border-color: rgba(201, 162, 39, 0.35); }

/* Event date blocks */
.ev-date { text-align: center; margin-bottom: 10px; }
.ev-day { display: block; font-family: var(--sa-serif); font-size: 2.6rem; font-weight: 600; color: var(--sa-gold-2); line-height: 1; }
.ev-month { display: block; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.24em; text-transform: uppercase; color: var(--sa-grey); margin-top: 6px; }
.ev-date-inline { font-weight: 700; letter-spacing: 0.14em; }

/* ---------- People & organisations ---------- */
.person-card, .org-card, .partner-card { text-align: center; }
.person-avatar, .org-logo { display: flex; justify-content: center; padding-top: 30px; }
.person-avatar--lg, .org-logo--lg { padding: 44px 0 0; }
.mono-photo { width: 120px; height: 120px; object-fit: cover; border-radius: 50%; border: 3px solid var(--sa-gold-soft); box-shadow: var(--sa-shadow-sm); }
.monogram {
        width: 120px; height: 120px; border-radius: 50%;
        display: inline-flex; align-items: center; justify-content: center;
        background: linear-gradient(135deg, var(--sa-navy) 0%, var(--sa-navy-3) 100%);
        color: var(--sa-gold); font-family: var(--sa-serif); font-size: 2.3rem; font-weight: 600;
        border: 2px solid rgba(201, 162, 39, 0.5);
}
.person-card .card-title, .org-card .card-title, .partner-card .card-title { margin-top: 14px; }
.speaker-card { text-align: center; background: var(--sa-white); border: 1px solid var(--sa-line); border-radius: var(--sa-radius); padding: 34px 24px; }
.speaker-card .monogram { width: 88px; height: 88px; font-size: 1.6rem; margin-bottom: 16px; }
.speaker-card .card-meta { justify-content: center; }

/* ---------- Value / platform / about cards ---------- */
.value-card {
        background: var(--sa-white); border: 1px solid var(--sa-line); border-radius: var(--sa-radius);
        padding: 38px 32px; text-align: center; position: relative;
        transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--sa-shadow-sm); }
.value-index {
        font-family: var(--sa-serif); font-style: italic; font-size: 0.95rem; color: var(--sa-gold-2);
        display: inline-block; margin-bottom: 12px; letter-spacing: 0.1em;
}
.value-card h3 { font-size: 1.3rem; }
.value-card p { color: var(--sa-grey); font-size: 0.96rem; margin: 16px 0 0; }
.value-card--row { display: flex; gap: 20px; text-align: left; padding: 30px; }
.value-card--row .value-index { margin-bottom: 0; }
.value-card--row h3 { margin-bottom: 0.4em; }

.platform-card {
        background: rgba(255, 255, 255, 0.04); border: 1px solid var(--sa-line-dark);
        border-radius: var(--sa-radius); padding: 40px 32px; text-align: center;
}
.platform-card--featured { border-color: rgba(201, 162, 39, 0.55); background: rgba(201, 162, 39, 0.07); }
.platform-card h3 { color: #fff; font-size: 1.25rem; }
.platform-role { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: var(--sa-gold); }
.platform-card p { color: rgba(255, 255, 255, 0.68); font-size: 0.94rem; margin: 16px 0 0; }

/* ---------- GSC band ---------- */
.gsc-band {
        text-align: center; max-width: 860px; margin: 0 auto;
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
        border: 1px solid rgba(201, 162, 39, 0.45); outline: 1px solid rgba(201, 162, 39, 0.2); outline-offset: 6px;
        border-radius: var(--sa-radius); padding: 64px 48px;
}
.gsc-band--lg { padding: 72px 56px; }
.gsc-band .kicker { color: var(--sa-gold); }
.gsc-title { color: #fff; font-size: clamp(1.9rem, 4vw, 3rem); margin: 16px 0 0; }
.gsc-lines {
        font-family: var(--sa-serif); font-style: italic; font-size: 1.15rem;
        color: rgba(255, 255, 255, 0.85); margin: 20px 0 12px;
}
.gsc-blurb { color: rgba(255, 255, 255, 0.66); max-width: 620px; margin: 0 auto 30px; }

/* ---------- Filter bar ---------- */
.filter-bar {
        display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; align-items: stretch;
        background: var(--sa-white); border: 1px solid var(--sa-line); border-radius: var(--sa-radius);
        padding: 16px; box-shadow: var(--sa-shadow-sm); max-width: 860px; margin: 0 auto 10px;
}
.filter-search { flex: 2 1 260px; }
.filter-region { flex: 1 1 180px; }
.filter-bar select { height: 100%; }

/* ---------- Contact channels ---------- */
.contact-channels { margin-top: -8px; }

/* ---------- Newsletter band ---------- */
.sa-newsletter {
        background:
                radial-gradient(500px 240px at 50% 0%, rgba(201, 162, 39, 0.14), transparent 70%),
                var(--sa-navy);
        padding: 92px 0; text-align: center;
}
.sa-newsletter .section-title { color: #fff; }
.sa-newsletter .kicker { color: var(--sa-gold); }
.nl-form { max-width: 640px; margin: 36px auto 0; }
.nl-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.nl-row--single { grid-template-columns: 1fr; }
.nl-interests {
        display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin: 22px 0 26px;
}
.nl-check { position: relative; }
.nl-check input { position: absolute; opacity: 0; width: 100%; height: 100%; left: 0; top: 0; margin: 0; cursor: pointer; }
.nl-check span {
        display: inline-block; padding: 9px 16px; border: 1px solid var(--sa-line-dark); border-radius: 999px;
        font-size: 0.74rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255, 255, 255, 0.75);
        transition: all 0.2s ease;
}
.nl-check input:checked + span { background: var(--sa-gold); border-color: var(--sa-gold); color: #1A1505; }
.nl-check input:focus-visible + span { outline: 2px solid var(--sa-gold); outline-offset: 2px; }
.sa-newsletter .sa-input { background: rgba(255, 255, 255, 0.06); border-color: var(--sa-line-dark); color: #fff; }
.sa-newsletter .sa-input::placeholder { color: rgba(255, 255, 255, 0.45); }
.sa-newsletter .sa-input:focus { border-color: var(--sa-gold); }
.nl-submit { display: flex; justify-content: center; align-items: center; text-align: center; margin-top: 8px; }
.nl-submit .btn { width: auto; margin-inline: auto; }

/* ---------- Registration / generic centered form zone ---------- */
.sa-form-zone { max-width: 640px; margin: 0 auto; background: var(--sa-white); border: 1px solid var(--sa-line); border-radius: var(--sa-radius); padding: 40px; box-shadow: var(--sa-shadow-sm); }
.sa-form-zone .sa-section-head, .sa-form-zone .section-head { margin-bottom: 34px; }
.reg-form { text-align: left; }

/* ---------- Pagination ---------- */
.sa-pagination { display: flex; justify-content: center; gap: 8px; margin: 52px 0 8px; flex-wrap: wrap; }
.sa-pagination .page-numbers {
        display: inline-flex; align-items: center; justify-content: center;
        min-width: 42px; height: 42px; padding: 0 12px;
        border: 1px solid var(--sa-line); border-radius: var(--sa-radius-sm);
        font-size: 0.85rem; font-weight: 600; color: var(--sa-navy); background: var(--sa-white);
}
.sa-pagination .page-numbers:hover { border-color: var(--sa-gold); color: var(--sa-gold-2); }
.sa-pagination .page-numbers.current { background: var(--sa-navy); border-color: var(--sa-navy); color: #fff; }

/* ---------- Comments ---------- */
.comment-list { list-style: none; padding: 0; margin: 0 0 30px; }
.comment-list .comment { border: 1px solid var(--sa-line); border-radius: var(--sa-radius); background: var(--sa-white); padding: 24px; margin-bottom: 16px; }
.comment-list .children { list-style: none; margin: 18px 0 0 26px; }
.comment-meta { font-size: 0.8rem; color: var(--sa-grey); margin-bottom: 8px; }
.comment-author img { border-radius: 50%; margin-right: 8px; vertical-align: -8px; }
.comments-title { text-align: center; font-size: 1.4rem; }

/* ---------- Responsive grids ---------- */
@media (max-width: 980px) {
        .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
        .hero { padding: 96px 0 90px; }
        .hero-stats { width: 100%; }
}
@media (max-width: 640px) {
        .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 18px;
                /* Full-bleed cards on mobile: touch the viewport edges */
                margin-left: -24px; margin-right: -24px; width: calc(100% + 48px);
        }
        .grid-2 .card, .grid-3 .card, .grid-4 .card,
        .grid-2 .value-card, .grid-3 .value-card, .grid-4 .value-card,
        .grid-2 .speaker-card, .grid-3 .speaker-card, .grid-4 .speaker-card { border-radius: 0; }
        .sa-section { padding: 64px 0; }
        .section-head { margin-bottom: 40px; }
        .hero { padding: 76px 0 64px; }
        .hero-lede { font-size: 1.3rem; margin-bottom: 26px; }
        .hero-cta { margin-bottom: 44px; }
        .facts-row { grid-template-columns: 1fr; gap: 0; }
        .fact { border-right: 0; border-bottom: 1px solid var(--sa-line); padding-bottom: 12px; }
        .fact:nth-child(3n), .fact:last-child { border-bottom: 0; padding-bottom: 0; }
        .gsc-band { padding: 44px 26px; }
        .nl-row { grid-template-columns: 1fr; }
        .sa-form-zone { padding: 26px 20px; }
        .hero-scroll { display: none; }
        /* Compact opportunity filter bar: search on its own row, region + button side by side */
        .filter-bar { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; padding: 12px; }
        .filter-search { grid-column: 1 / -1; }
        .filter-region { min-width: 0; }
        .filter-bar input[type="search"] { height: 47px; padding: 10px 14px; }
        .filter-bar select { height: 47px; min-height: 0; padding: 10px 30px 10px 12px; font-size: 0.92rem; }
        .filter-bar .btn { height: 47px; padding: 0 20px; }
        .chip-row { gap: 8px; }
        .chip { padding: 8px 13px; font-size: 0.7rem; }
}

/* ---------- Commerce: membership plans, paid postings, payments ---------- */
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin: 0 0 54px; }
.plan-card {
        position: relative; display: flex; flex-direction: column; align-items: center; text-align: center;
        background: var(--sa-white); border: 1px solid var(--sa-line); border-radius: var(--sa-radius);
        padding: 40px 26px 32px; box-shadow: var(--sa-shadow-sm);
        transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.plan-card:hover { transform: translateY(-4px); box-shadow: var(--sa-shadow); border-color: var(--sa-gold); }
.plan-card--featured { border: 2px solid var(--sa-gold); box-shadow: 0 18px 44px rgba(201, 162, 39, 0.14); }
.plan-flag {
        position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
        background: var(--sa-gold); color: #1A1505; font-size: 0.62rem; font-weight: 800;
        letter-spacing: 0.16em; text-transform: uppercase; padding: 6px 14px; border-radius: 999px;
}
.plan-name { font-family: var(--sa-serif); font-size: 1.35rem; color: var(--sa-navy); margin: 0 0 10px; }
.plan-price { margin: 0 0 20px; color: var(--sa-grey); }
.plan-price strong { font-family: var(--sa-serif); font-size: 2.1rem; color: var(--sa-navy); letter-spacing: -0.01em; }
.plan-price span { font-size: 0.85rem; }
.plan-perks { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-direction: column; gap: 10px; font-size: 0.93rem; color: var(--sa-grey); text-align: left; width: 100%; }
.plan-perks li { padding-left: 24px; position: relative; }
.plan-perks li::before { content: ""; position: absolute; left: 2px; top: 0.5em; width: 8px; height: 8px; background: var(--sa-gold); transform: rotate(45deg); }
.plan-card .btn { margin-top: auto; }

.pay-methods { display: flex; flex-wrap: wrap; gap: 10px 22px; padding: 4px 0 2px; }
.pay-method { display: inline-flex; align-items: center; gap: 8px; font-size: 0.95rem; color: var(--sa-navy); cursor: pointer; }
.pay-method input { accent-color: var(--sa-gold-2); width: 16px; height: 16px; }

.pay-panel {
        max-width: 640px; margin: 30px auto 0; background: var(--sa-white); border: 1px solid var(--sa-line);
        border-left: 4px solid var(--sa-gold); border-radius: var(--sa-radius); padding: 30px 32px;
        box-shadow: var(--sa-shadow-sm); text-align: center;
}
.pay-panel-head { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; margin-bottom: 6px; }
.pay-panel-head strong { font-family: var(--sa-serif); font-size: 1.15rem; color: var(--sa-navy); letter-spacing: 0.04em; }
.pay-status {
        display: inline-block; font-size: 0.66rem; font-weight: 800; letter-spacing: 0.14em;
        text-transform: uppercase; padding: 5px 12px; border-radius: 999px;
        background: rgba(12, 27, 42, 0.08); color: var(--sa-navy);
}
.pay-status--paid { background: #EEF5EC; color: #2C5E2E; }
.pay-status--processing { background: #FBF3DF; color: #8a6116; }
.pay-status--unpaid { background: #FBEFEA; color: #A03E22; }
.pay-status--cancelled { background: #FBEFEA; color: #A03E22; text-decoration: line-through; }
.pay-amount { font-size: 1.5rem; font-weight: 700; color: var(--sa-navy); margin: 10px 0 14px; }
.pay-instructions { font-size: 0.95rem; line-height: 1.7; color: var(--sa-grey); }
.pay-instructions .sa-note { display: inline-block; margin-top: 12px; font-size: 0.82rem; color: var(--sa-grey); }

.sa-hp { position: absolute; left: -9999px; top: -9999px; height: 1px; width: 1px; overflow: hidden; }
.sa-member-hint { display: block; margin-top: 8px; }

@media (max-width: 980px) {
        .plan-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
}