/* ═══════════════════════════════════════════════════════════════════════════
   PhysicsForum Core — Front-end styles
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
    --pfc-navy:    #1B3A6B;
    --pfc-blue:    #2563EB;
    --pfc-gold:    #F59E0B;
    --pfc-gold-dk: #B45309;
    --pfc-green:   #10B981;
    --pfc-red:     #EF4444;
    --pfc-grey:    #94A3B8;
    --pfc-dark:    #1E293B;
    --pfc-ice:     #DBEAFE;
    --pfc-bg:      #F8FAFC;
}

/* ── Auth cards ── */
.pfc-auth-card {
    max-width: 440px;
    margin: 40px auto;
    background: #fff;
    border-radius: 18px;
    padding: 36px 32px;
    box-shadow: 0 20px 60px rgba(15,23,42,0.12);
}
.pfc-auth-title {
    font-size: 24px;
    font-weight: 800;
    color: var(--pfc-navy);
    margin: 0 0 6px;
    text-align: center;
}
.pfc-auth-subtitle {
    color: var(--pfc-grey);
    font-size: 14px;
    text-align: center;
    margin: 0 0 22px;
}
.pfc-auth-footer {
    text-align: center;
    margin: 18px 0 0;
    font-size: 14px;
    color: var(--pfc-dark);
}

.pfc-form { display: flex; flex-direction: column; gap: 14px; }
.pfc-field { display: flex; flex-direction: column; gap: 5px; }
.pfc-field label {
    font-size: 13px; font-weight: 600; color: var(--pfc-dark);
}
.pfc-field input[type="text"],
.pfc-field input[type="email"],
.pfc-field input[type="password"],
.pfc-field input[type="number"],
.pfc-field textarea {
    padding: 11px 14px;
    border: 1.5px solid #E2E8F0;
    border-radius: 10px;
    font-size: 14px;
    color: var(--pfc-dark);
    background: var(--pfc-bg);
    width: 100%;
    box-sizing: border-box;
}
.pfc-field input:focus,
.pfc-field textarea:focus {
    outline: none;
    border-color: var(--pfc-blue);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}
.pfc-field small {
    font-size: 11px;
    color: var(--pfc-grey);
}

.pfc-row-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}
.pfc-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--pfc-dark);
    font-size: 13px;
}
.pfc-checkbox input { accent-color: var(--pfc-blue); }

.pfc-link {
    color: var(--pfc-blue);
    font-weight: 600;
    text-decoration: none;
}
.pfc-link:hover { text-decoration: underline; }
.pfc-link-strong { font-weight: 700; }

/* ── Buttons ── */
.pfc-btn {
    display: inline-block;
    padding: 10px 22px;
    font-size: 14px;
    font-weight: 700;
    border-radius: 10px;
    border: 0;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.pfc-btn-primary {
    background: linear-gradient(135deg, var(--pfc-blue), var(--pfc-navy));
    color: #fff;
    box-shadow: 0 4px 14px rgba(37,99,235,0.3);
}
.pfc-btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(37,99,235,0.4); }
.pfc-btn-gold {
    background: linear-gradient(135deg, var(--pfc-gold), var(--pfc-gold-dk));
    color: #fff;
    box-shadow: 0 4px 14px rgba(245,158,11,0.35);
}
.pfc-btn-gold:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(245,158,11,0.5); }
.pfc-btn-ghost {
    background: transparent;
    border: 1.5px solid var(--pfc-blue);
    color: var(--pfc-blue);
}
.pfc-btn-ghost:hover { background: var(--pfc-ice); }
.pfc-btn-block { display: block; width: 100%; }
.pfc-btn-sm { padding: 6px 12px; font-size: 12px; }
.pfc-btn[disabled] { opacity: 0.6; cursor: not-allowed; }

/* ── Alerts ── */
.pfc-alert {
    padding: 12px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 14px;
}
.pfc-alert-error   { background: rgba(239,68,68,0.08);  border:1px solid rgba(239,68,68,0.25);  color:#B91C1C; }
.pfc-alert-success { background: rgba(16,185,129,0.08); border:1px solid rgba(16,185,129,0.25); color:#047857; }
.pfc-alert-warning { background: rgba(245,158,11,0.08); border:1px solid rgba(245,158,11,0.25); color:#92400E; }

/* ── Profile ── */
.pfc-profile {
    max-width: 900px;
    margin: 40px auto;
    background: #fff;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 24px rgba(15,23,42,0.06);
}
.pfc-profile-header { display: flex; gap: 24px; align-items: center; margin-bottom: 24px; flex-wrap: wrap; }
.pfc-avatar-lg { border-radius: 50%; width: 120px; height: 120px; }
.pfc-profile-info { flex: 1; min-width: 200px; }
.pfc-profile-name { font-size: 28px; margin: 0 0 4px; font-weight: 800; color: var(--pfc-navy); }
.pfc-profile-handle { color: var(--pfc-grey); margin: 0 0 8px; }
.pfc-profile-meta { font-size: 14px; color: var(--pfc-dark); margin: 4px 0; }
.pfc-profile-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 24px 0; padding: 20px; background: var(--pfc-bg); border-radius: 12px; }
.pfc-stat { text-align: center; }
.pfc-stat strong { display: block; font-size: 24px; color: var(--pfc-navy); font-weight: 800; }
.pfc-stat span { font-size: 12px; color: var(--pfc-grey); text-transform: uppercase; letter-spacing: 0.05em; }
.pfc-profile-section { margin-top: 24px; }
.pfc-profile-section h3 { font-size: 16px; color: var(--pfc-dark); margin: 0 0 10px; }
.pfc-tag-list, .pfc-badge-list { display: flex; flex-wrap: wrap; gap: 6px; }
.pfc-tag { padding: 4px 10px; background: var(--pfc-ice); color: var(--pfc-blue); border-radius: 999px; font-size: 12px; }
.pfc-badge-item { padding: 6px 12px; background: rgba(245,158,11,0.1); color: var(--pfc-gold-dk); border-radius: 8px; font-size: 13px; font-weight: 600; }
.pfc-post-list { list-style: none; padding: 0; margin: 0; }
.pfc-post-list li { padding: 8px 0; border-bottom: 1px solid #E2E8F0; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.pfc-post-list li a { color: var(--pfc-blue); text-decoration: none; flex: 1; }
.pfc-post-date { font-size: 12px; color: var(--pfc-grey); }
.pfc-muted { color: var(--pfc-grey); }

/* ── Pricing ── */
.pfc-pricing { max-width: 900px; margin: 40px auto; padding: 0 16px; }
.pfc-pricing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 640px) { .pfc-pricing-grid { grid-template-columns: 1fr; } }
.pfc-plan { background: #fff; border-radius: 16px; padding: 32px 24px; box-shadow: 0 4px 18px rgba(15,23,42,0.06); border: 1px solid #E2E8F0; position: relative; }
.pfc-plan h3 { font-size: 20px; margin: 0 0 8px; color: var(--pfc-navy); }
.pfc-plan-price { font-size: 32px; font-weight: 800; color: var(--pfc-navy); margin: 8px 0; }
.pfc-plan-price small { font-size: 14px; font-weight: 400; color: var(--pfc-grey); }
.pfc-plan-price-alt { color: var(--pfc-grey); margin: 0 0 16px; font-size: 13px; }
.pfc-plan ul { list-style: none; padding: 0; margin: 16px 0; }
.pfc-plan ul li { padding: 6px 0; font-size: 14px; color: var(--pfc-dark); }
.pfc-plan-pro { border: 2px solid var(--pfc-gold); }
.pfc-plan-badge { position: absolute; top: -12px; right: 16px; background: var(--pfc-gold); color: #fff; padding: 4px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; }

/* ── Checkout ── */
.pfc-checkout { max-width: 600px; margin: 40px auto; background: #fff; border-radius: 16px; padding: 32px; box-shadow: 0 4px 24px rgba(15,23,42,0.06); }
.pfc-checkout h2 { margin: 0 0 20px; color: var(--pfc-navy); }
.pfc-checkout-summary { background: var(--pfc-bg); border-radius: 10px; padding: 20px; margin: 18px 0; }
.pfc-checkout-summary h3 { margin: 0 0 14px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--pfc-grey); }
.pfc-checkout-row { display: flex; justify-content: space-between; padding: 8px 0; font-size: 14px; }
.pfc-checkout-row.pfc-checkout-total { border-top: 1px solid #E2E8F0; padding-top: 12px; margin-top: 8px; font-size: 16px; }
.pfc-checkout-note { font-size: 12px; color: var(--pfc-grey); text-align: center; margin: 16px 0 0; }

/* ── Leaderboard ── */
.pfc-leaderboard { max-width: 900px; margin: 40px auto; background: #fff; border-radius: 16px; padding: 32px; box-shadow: 0 4px 18px rgba(15,23,42,0.06); }
.pfc-leaderboard h2 { color: var(--pfc-navy); margin: 0 0 4px; }
.pfc-leaderboard-list { list-style: none; padding: 0; margin: 20px 0 0; }
.pfc-lb-row { display: flex; align-items: center; gap: 14px; padding: 12px; border-bottom: 1px solid #E2E8F0; }
.pfc-lb-row.pfc-lb-top { background: rgba(245,158,11,0.04); }
.pfc-lb-rank { font-weight: 800; color: var(--pfc-grey); min-width: 36px; font-size: 16px; }
.pfc-lb-top:nth-child(1) .pfc-lb-rank { color: var(--pfc-gold); font-size: 20px; }
.pfc-lb-top:nth-child(2) .pfc-lb-rank { color: #94A3B8; font-size: 18px; }
.pfc-lb-top:nth-child(3) .pfc-lb-rank { color: #CD7F32; font-size: 18px; }
.pfc-lb-avatar { border-radius: 50%; }
.pfc-lb-info { flex: 1; }
.pfc-lb-name { font-weight: 600; color: var(--pfc-navy); text-decoration: none; }
.pfc-lb-pro { color: var(--pfc-gold); font-size: 12px; margin-left: 8px; font-weight: 700; }
.pfc-lb-badges { margin-top: 2px; font-size: 14px; }
.pfc-lb-badge { display: inline-block; margin-right: 2px; }
.pfc-lb-rep { font-weight: 700; color: var(--pfc-navy); }
.pfc-lb-rep small { color: var(--pfc-grey); font-weight: 400; font-size: 11px; }

/* ── Badges page ── */
.pfc-badges-page { max-width: 900px; margin: 40px auto; padding: 0 16px; }
.pfc-badge-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-top: 20px; }
.pfc-badge-card { background: #fff; border-radius: 12px; padding: 20px; text-align: center; border: 1px solid #E2E8F0; transition: transform 0.15s ease; }
.pfc-badge-card:hover { transform: translateY(-2px); }
.pfc-badge-card.pfc-badge-locked { opacity: 0.5; filter: grayscale(0.7); }
.pfc-badge-icon { font-size: 48px; margin-bottom: 10px; }
.pfc-badge-card h4 { margin: 0 0 6px; color: var(--pfc-navy); }
.pfc-badge-card p { font-size: 12px; color: var(--pfc-grey); margin: 0 0 10px; }
.pfc-badge-tick { color: var(--pfc-green); font-weight: 700; font-size: 12px; }
.pfc-badge-lock { color: var(--pfc-grey); font-size: 12px; }

/* ── Notifications ── */
.pfc-notifications { max-width: 600px; margin: 40px auto; background: #fff; border-radius: 16px; padding: 24px; box-shadow: 0 4px 18px rgba(15,23,42,0.06); }
.pfc-notif-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.pfc-notif-empty { text-align: center; padding: 40px 20px; color: var(--pfc-grey); }
.pfc-notif-list { list-style: none; padding: 0; margin: 0; }
.pfc-notif { padding: 12px; border-bottom: 1px solid #E2E8F0; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.pfc-notif-unread { background: var(--pfc-ice); }
.pfc-notif-time { font-size: 12px; color: var(--pfc-grey); white-space: nowrap; }
.pfc-notif a { color: var(--pfc-blue); text-decoration: none; flex: 1; }

/* ── Gates ── */
.pfc-pro-gate, .pfc-login-gate { background: var(--pfc-bg); border: 1px dashed #CBD5E1; border-radius: 10px; padding: 20px; text-align: center; color: var(--pfc-dark); margin: 20px 0; }
.pfc-pro-gate a, .pfc-login-gate a { color: var(--pfc-blue); font-weight: 600; }

/* ═══════════════════════════════════════════════════════════════════════════
   v1.2 ADDITIONS — eye, strength meter, professional profile, support page
   ═══════════════════════════════════════════════════════════════════════════ */

/* Auth card header (logo + title) */
.pfc-auth-card-header { text-align: center; margin-bottom: 22px; }
.pfc-auth-logo { display: inline-block; margin-bottom: 10px; }
.pfc-auth-logo:hover { opacity: 0.9; }

/* Password field with eye */
.pfc-password-wrap { position: relative; }
.pfc-password-wrap input { padding-right: 44px; width: 100%; box-sizing: border-box; }
.pfc-eye {
    position: absolute;
    right: 10px; top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: 0;
    cursor: pointer;
    padding: 6px;
    color: var(--pfc-grey);
    display: inline-flex;
    align-items: center;
}
.pfc-eye:hover { color: var(--pfc-dark); }
.pfc-eye svg { display: block; }

/* Strength meter */
.pfc-strength {
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-direction: column;
    align-items: stretch;
}
.pfc-strength-bar {
    display: block;
    height: 4px;
    width: 0;
    background: transparent;
    border-radius: 999px;
    transition: width 0.2s ease, background 0.2s ease;
    background-clip: padding-box;
}
.pfc-strength {
    background: #E2E8F0;
    border-radius: 999px;
    overflow: hidden;
    height: 4px;
    position: relative;
}
.pfc-strength-label {
    position: absolute;
    top: 8px;
    right: 0;
    font-size: 11px;
    font-weight: 700;
}

/* Match message */
.pfc-match-msg { font-size: 11px; font-weight: 600; }
.pfc-optional { color: var(--pfc-grey); font-weight: 400; font-size: 11px; }
.pfc-divider {
    display: flex;
    align-items: center;
    margin: 18px 0 14px;
    font-size: 11px;
    color: var(--pfc-grey);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
.pfc-divider::before, .pfc-divider::after { content:''; flex:1; height:1px; background:#E2E8F0; }
.pfc-divider span { padding: 0 14px; }
.pfc-auth-footer-text { text-align:center; font-size: 14px; color: var(--pfc-dark); margin: 0; }

/* ═══ PROFESSIONAL PROFILE PAGE ═══ */
.pfc-profile-page { max-width: 1100px; margin: 30px auto; padding: 0 16px 80px; }
.pfc-profile-welcome {
    background: linear-gradient(135deg, rgba(16,185,129,0.12), rgba(37,99,235,0.12));
    border: 1px solid rgba(16,185,129,0.25);
    color: #047857;
    border-radius: 12px;
    padding: 14px 18px;
    margin-bottom: 18px;
    display: flex;
    gap: 12px;
    align-items: center;
}
.pfc-profile-welcome strong { font-size: 15px; }
.pfc-profile-welcome span { font-size: 13px; color: #1E293B; }

.pfc-profile-hero {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(15,23,42,0.06);
}
.pfc-profile-hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 400px at 20% 30%, rgba(245,158,11,0.25), transparent 60%),
        radial-gradient(700px 300px at 80% 70%, rgba(124,58,237,0.2), transparent 60%),
        linear-gradient(135deg, #1B3A6B 0%, #2563EB 100%);
    height: 200px;
}
.pfc-profile-hero-inner {
    position: relative;
    display: flex;
    align-items: flex-end;
    gap: 24px;
    padding: 130px 28px 24px;
    background: #fff;
    margin-top: 0;
}
.pfc-profile-hero-inner::before {
    content: '';
    position: absolute;
    inset: 0 0 auto 0;
    height: 130px;
    background: transparent;
}
.pfc-avatar-xl {
    border-radius: 50%;
    width: 140px;
    height: 140px;
    border: 6px solid #fff;
    box-shadow: 0 6px 20px rgba(15,23,42,0.12);
    margin-top: -90px;
    background: #fff;
}
.pfc-profile-meta { flex: 1; min-width: 0; }
.pfc-profile-name {
    font-family: var(--font-display, 'Inter', system-ui, sans-serif);
    font-size: 28px;
    font-weight: 800;
    margin: 0 0 4px;
    color: var(--pfc-navy);
}
.pfc-profile-handle { font-size: 14px; color: var(--pfc-grey); margin: 0 0 10px; }
.pfc-profile-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.pfc-tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: var(--pfc-ice);
    color: var(--pfc-navy);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}
.pfc-tag-pill-grey { background: #F1F5F9; color: var(--pfc-dark); }
.pfc-tag-pill a { color: var(--pfc-blue); text-decoration: none; }
.pfc-profile-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.pfc-profile-stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}
.pfc-stat-card {
    background: #fff;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    box-shadow: 0 1px 4px rgba(15,23,42,0.04);
}
.pfc-stat-value {
    font-family: var(--font-display, 'Inter', system-ui, sans-serif);
    font-size: 26px;
    font-weight: 800;
    color: var(--pfc-navy);
    line-height: 1.1;
}
.pfc-stat-label {
    font-size: 11px;
    color: var(--pfc-grey);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

.pfc-profile-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 900px) {
    .pfc-profile-grid { grid-template-columns: 2fr 1fr; }
}

.pfc-profile-main { display: flex; flex-direction: column; gap: 16px; }
.pfc-profile-section {
    background: #fff;
    border: 1px solid #E2E8F0;
    border-radius: 14px;
    padding: 22px 24px;
    box-shadow: 0 1px 4px rgba(15,23,42,0.04);
}
.pfc-profile-section h2 {
    font-family: var(--font-display, 'Inter', system-ui, sans-serif);
    font-size: 16px;
    font-weight: 700;
    color: var(--pfc-navy);
    margin: 0 0 14px;
}
.pfc-profile-bio { font-size: 14px; line-height: 1.6; color: var(--pfc-dark); margin: 0; }
.pfc-post-list, .pfc-comment-list { list-style: none; padding: 0; margin: 0; }
.pfc-post-list li, .pfc-comment-list li {
    padding: 12px 0;
    border-bottom: 1px solid #F1F5F9;
}
.pfc-post-list li:last-child, .pfc-comment-list li:last-child { border-bottom: 0; }
.pfc-post-title {
    font-weight: 600;
    color: var(--pfc-navy);
    text-decoration: none;
    display: block;
    margin-bottom: 4px;
}
.pfc-post-title:hover { color: var(--pfc-blue); }
.pfc-post-meta, .pfc-comment-meta {
    font-size: 12px;
    color: var(--pfc-grey);
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}
.pfc-post-cat {
    background: var(--pfc-ice);
    color: var(--pfc-blue);
    padding: 2px 8px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 11px;
}
.pfc-comment-snippet {
    color: var(--pfc-dark);
    text-decoration: none;
    display: block;
    margin-bottom: 4px;
    font-size: 14px;
    line-height: 1.5;
}
.pfc-comment-snippet:hover { color: var(--pfc-blue); }
.pfc-comment-meta a { color: var(--pfc-blue); font-weight: 600; text-decoration: none; }
.pfc-empty-state { text-align: center; padding: 30px 10px; }
.pfc-empty-state p { margin-bottom: 14px; }

/* Sidebar */
.pfc-profile-sidebar { display: flex; flex-direction: column; gap: 16px; }
.pfc-side-card {
    background: #fff;
    border: 1px solid #E2E8F0;
    border-radius: 14px;
    padding: 18px 20px;
    box-shadow: 0 1px 4px rgba(15,23,42,0.04);
}
.pfc-side-card h3 {
    font-family: var(--font-display, 'Inter', system-ui, sans-serif);
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 12px;
    color: var(--pfc-navy);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.pfc-tag-chip {
    display: inline-flex;
    padding: 4px 10px;
    background: var(--pfc-ice);
    color: var(--pfc-blue);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    margin: 0 4px 4px 0;
}
.pfc-badges-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
    gap: 10px;
}
.pfc-badge-tile {
    text-align: center;
    padding: 10px 6px;
    background: #F8FAFC;
    border-radius: 8px;
}
.pfc-badge-tile .pfc-badge-icon { font-size: 24px; margin-bottom: 4px; }
.pfc-badge-tile .pfc-badge-name { font-size: 10px; font-weight: 600; color: var(--pfc-dark); }
.pfc-side-cta {
    display: block;
    margin-top: 12px;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
    color: var(--pfc-blue);
    text-decoration: none;
}
.pfc-quick-links { list-style: none; padding: 0; margin: 0; }
.pfc-quick-links li { padding: 7px 0; border-bottom: 1px solid #F1F5F9; }
.pfc-quick-links li:last-child { border-bottom: 0; }
.pfc-quick-links a { color: var(--pfc-dark); text-decoration: none; font-size: 13px; font-weight: 500; }
.pfc-quick-links a:hover { color: var(--pfc-blue); }

.pfc-profile-edit-card {
    max-width: 600px;
    margin: 30px auto;
    background: #fff;
    border-radius: 14px;
    padding: 28px;
    box-shadow: 0 4px 20px rgba(15,23,42,0.06);
}
.pfc-profile-edit-card h2 { margin: 0 0 18px; color: var(--pfc-navy); }

/* ═══ SUPPORT PAGE ═══ */
.pfc-support { max-width: 900px; margin: 30px auto; padding: 0 16px 80px; }
.pfc-support-hero {
    text-align: center;
    padding: 32px 20px;
    background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(124,58,237,0.08));
    border-radius: 18px;
    margin-bottom: 24px;
}
.pfc-support-icon { font-size: 40px; }
.pfc-support-heading {
    font-family: var(--font-display, 'Inter', system-ui, sans-serif);
    font-size: 28px;
    font-weight: 800;
    color: var(--pfc-navy);
    margin: 8px 0;
}
.pfc-support-message {
    font-size: 15px;
    line-height: 1.6;
    color: var(--pfc-dark);
    max-width: 600px;
    margin: 0 auto;
}
.pfc-support-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 18px;
}
.pfc-support-card {
    background: #fff;
    border: 1px solid #E2E8F0;
    border-radius: 14px;
    padding: 22px 20px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(15,23,42,0.04);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.pfc-support-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15,23,42,0.08);
}
.pfc-support-card-icon { font-size: 32px; margin-bottom: 8px; }
.pfc-support-card h3 {
    font-family: var(--font-display, 'Inter', system-ui, sans-serif);
    font-size: 16px;
    font-weight: 700;
    color: var(--pfc-navy);
    margin: 4px 0 6px;
}
.pfc-support-card-desc { font-size: 13px; color: var(--pfc-grey); margin: 0 0 14px; }
.pfc-upi-id {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}
.pfc-upi-id code {
    font-family: 'JetBrains Mono', monospace;
    background: var(--pfc-ice);
    color: var(--pfc-navy);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
}
.pfc-copy-btn {
    background: transparent;
    border: 1px solid #E2E8F0;
    color: var(--pfc-dark);
    padding: 5px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
}
.pfc-copy-btn:hover { background: var(--pfc-ice); }
.pfc-upi-name { font-size: 12px; color: var(--pfc-grey); margin: 0 0 12px; }
.pfc-qr-wrap { padding: 8px; background: #fff; border: 1px dashed #E2E8F0; border-radius: 8px; display: inline-block; }
.pfc-qr-wrap img { max-width: 200px; max-height: 200px; display: block; }
.pfc-support-thanks { text-align: center; margin-top: 28px; font-size: 14px; color: var(--pfc-grey); }