/* ─── Same styles as before – plus new classes for settings boxes ─── */
        * { margin:0; padding:0; box-sizing:border-box; }
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: #05070c;
            color: #e2e8f0;
            padding: 2rem 1rem;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .main-header {
            text-align: center;
            max-width: 1100px;
            width: 100%;
            margin-top: 5rem;
            margin-bottom: 5rem;
        }
        .main-header h1 { font-size: 4rem; font-weight: 800; color: #f8fafc; letter-spacing: -0.02em; }
        .main-header p { color: #94a3b8; font-size: 1.1rem; margin-top: 0.3rem; }

        .rules-wrapper {
            max-width: 1400px;
            width: 100%;
        background: linear-gradient(180deg, #05070c 0%, #0b0f19 50%, #05070c 100%);
            border-radius: 32px;
            padding: 2.5rem;
            border: 0px solid rgba(255,255,255,0.06);
            box-shadow: 0 25px 50px -12px rgba(0,0,0,0.8);
        }

        .tabs-container {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            padding-bottom: 0.75rem;
            margin-bottom: 1.5rem;
            justify-content: center;
        }
        .tab-btn {
            background: transparent;
            border: none;
            color: #94a3b8;
            font-size: 0.95rem;
            font-weight: 600;
            padding: 0.6rem 1.2rem;
            border-radius: 30px;
            cursor: pointer;
            transition: all 0.2s;
        }
        .tab-btn:hover { color: #f1f5f9; background: rgba(255,255,255,0.05); }
        .tab-btn.active {
            color: #38bdf8;
            background: rgba(56,189,248,0.12);
        }
        .tab-btn.active::after {
            content: '';
            display: block;
            width: 60%;
            height: 2px;
            background: #38bdf8;
            margin: 0 auto;
            margin-top: 0.3rem;
            border-radius: 2px;
        }
        .tab-btn.account-tab { font-size: 0.85rem; padding: 0.4rem 1rem; }
        .tab-btn.account-tab.active {
            background: rgba(99,102,241,0.12);
            color: #818cf8;
        }
        .tab-btn.account-tab.active::after { background: #818cf8; }

        .rules-content {
            display: none;
            animation: fadeIn 0.3s ease;
        }
        .rules-content.active { display: block; }
        @keyframes fadeIn {
            0% { opacity:0; transform:translateY(8px); }
            100% { opacity:1; transform:translateY(0); }
        }

        .section-heading {
            font-size: 2.2rem;
            font-weight: 700;
            color: #f8fafc;
            text-align: center;
            margin: 2.5rem 0 0.3rem 0;
        }
        .section-sub {
            text-align:center;
            color:#94a3b8;
            margin-bottom:1.5rem;
            font-size:1rem;
        }

        .size-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            justify-content: center;
            margin-bottom: 2rem;
        }
        .size-badge {
            background: rgba(255,255,255,0.06);
            padding: 0.5rem 1.5rem;
            border-radius: 30px;
            font-size: 1rem;
            color: #cbd5e1;
            border: 1px solid rgba(255,255,255,0.06);
        }
        .size-badge.active {
            background: rgba(56,189,248,0.15);
            border-color: #38bdf8;
            color: #38bdf8;
        }

        /* ─── PHASE BOXES ───────────────────────────────────── */
        .phase-group { margin-bottom: 2.5rem; }
        .phase-title { font-size: 1.4rem; font-weight: 700; color: #f8fafc; margin-bottom: 0.8rem; text-align: center; }
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.2rem;
        }
        @media (max-width: 640px) { .metric-grid { grid-template-columns: 1fr; } }
        .metric-box {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: 12px;
            padding: 1.2rem;
            text-align: center;
        }
        .metric-box .label {
            font-size: 0.8rem;
            font-weight: 600;
            color: #94a3b8;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.2rem;
        }
        .metric-box .value {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.3rem;
        }
        .metric-box .value.danger { color: #f87171; }
        .metric-box .value.warning { color: #fbbf24; }
        .metric-box .value.success { color: #4ade80; }
        .metric-box .desc {
            font-size: 0.85rem;
            color: #94a3b8;
            line-height: 1.4;
        }

        /* ─── TWO COLUMN LAYOUT ─────────────────────────────── */
        .two-col {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        @media (max-width: 768px) { .two-col { grid-template-columns: 1fr; } }

        .settings-card, .rewards-card {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: 16px;
            padding: 1.5rem;
        }
        .settings-card h3, .rewards-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #f8fafc;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        /* ─── ACCOUNT SETTINGS – EACH SETTING IN ITS OWN BOX ─── */
        .settings-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1rem;
        }
        .setting-box {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.04);
            border-radius: 10px;
            padding: 0.8rem 1rem;
            text-align: center;
        }
        .setting-box .label {
            font-size: 0.8rem;
            font-weight: 600;
            color: #94a3b8;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.2rem;
        }
        .setting-box .value {
            font-size: 1.6rem;
            font-weight: 700;
            color: #f1f5f9;
        }
        .setting-box .value.highlight { color: #38bdf8; }
        .setting-box .value.success { color: #4ade80; }
        .setting-box .desc {
            font-size: 0.85rem;
            color: #94a3b8;
            line-height: 1.4;
            margin-top: 0.2rem;
        }

        /* ─── REWARDS STACK ──────────────────────────────────── */
        .reward-stack {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .reward-item {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.04);
            border-radius: 8px;
            padding: 0.8rem 1rem;
            text-align: center;
        }
        .reward-item .number {
            font-size: 1.5rem;
            font-weight: 700;
            color: #38bdf8;
        }
        .reward-item .label {
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .reward-item .desc {
            font-size: 0.85rem;
            color: #cbd5e1;
            margin-top: 0.2rem;
        }

        .first-reward-box {
            background: linear-gradient(135deg, rgba(56,189,248,0.08), rgba(99,102,241,0.08));
            border: 1px solid rgba(99,102,241,0.2);
            border-radius: 12px;
            padding: 0.8rem 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .first-reward-box span { font-weight: 600; color: #f1f5f9; }
        .first-reward-box .badge {
            background: rgba(99,102,241,0.2);
            padding: 0.3rem 1rem;
            border-radius: 30px;
            color: #818cf8;
            font-size: 0.9rem;
        }

        .master-box {
            background: rgba(56,189,248,0.05);
            border: 1px solid rgba(56,189,248,0.15);
            border-radius: 16px;
            padding: 1.5rem 2rem;
            text-align: center;
            margin-top: 2rem;
        }
        .master-box h2 {
            font-size: 1.6rem;
            color: #38bdf8;
            font-weight: 700;
        }
        .master-box p {
            color: #94a3b8;
            font-size: 1rem;
            max-width: 700px;
            margin: 0.5rem auto 0;
        }

        .legal-note {
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255,255,255,0.06);
            font-size: 0.8rem;
            color: #64748b;
            text-align: center;
        }
        .legal-note a { color: #38bdf8; text-decoration: none; }

        /* Professional rules page and modal */
        :root { --rules-cyan: #42d9ff; --rules-ink: #070b14; --rules-muted: #8ea7bd; }
        body { background: var(--rules-ink); color: #e8f8ff; padding: 2.5rem 1.5rem; }
        .main-header { max-width: 1180px; margin: 3rem auto 2.5rem; text-align: left; }
        .main-header h1 { color: var(--rules-cyan); font-size: clamp(2.5rem, 5vw, 4.2rem); letter-spacing: -0.04em; }
        .main-header p { color: var(--rules-muted); max-width: 620px; line-height: 1.6; }
        .rules-wrapper { max-width: 1180px; padding: 2rem; background: transparent; border: 1px solid rgba(66,217,255,0.28); border-radius: 20px; box-shadow: none; }
        .tabs-container { gap: 0.35rem; border-bottom-color: rgba(66,217,255,0.16); justify-content: flex-start; }
        .tab-btn { color: var(--rules-muted); border: 1px solid transparent; border-radius: 8px; }
        .tab-btn:hover { color: var(--rules-cyan); background: rgba(66,217,255,0.06); }
        .tab-btn.active, .tab-btn.account-tab.active { color: var(--rules-cyan); background: rgba(66,217,255,0.08); border-color: rgba(66,217,255,0.3); }
        .tab-btn.active::after, .tab-btn.account-tab.active::after { background: var(--rules-cyan); }
        .section-heading { color: #e8f8ff; font-size: clamp(1.7rem, 3vw, 2.4rem); letter-spacing: -0.025em; }
        .section-sub, .metric-box .desc, .setting-box .desc, .reward-item .desc { color: var(--rules-muted); }
        .size-badge.active { background: transparent; border-color: var(--rules-cyan); color: var(--rules-cyan); }
        .phase-title, .settings-card h3, .rewards-card h3 { color: #e8f8ff; }
        .metric-box, .settings-card, .rewards-card, .setting-box, .reward-item { background: rgba(66,217,255,0.025); border-color: rgba(66,217,255,0.16); border-radius: 12px; }
        .metric-box .label, .setting-box .label, .reward-item .label { color: var(--rules-muted); }
        .metric-box .value.danger, .metric-box .value.warning, .metric-box .value.success, .setting-box .value.highlight, .reward-item .number { color: var(--rules-cyan); }
        .first-reward-box, .master-box { background: transparent; border-color: rgba(66,217,255,0.28); }
        .first-reward-box .badge { color: var(--rules-cyan); background: transparent; border: 1px solid var(--rules-cyan); }
        .master-box h2, .legal-note a { color: var(--rules-cyan); }

        .rules-modal-overlay { background: rgba(2,6,12,0.82) !important; backdrop-filter: blur(12px); padding: 1.5rem !important; }
        .rules-modal-content { max-width: 1180px !important; max-height: 88vh !important; padding: 2.25rem !important; background: #0a111b !important; border: 1px solid rgba(66,217,255,0.35) !important; border-radius: 20px !important; box-shadow: 0 30px 90px rgba(0,0,0,0.65) !important; }
        .rules-modal-close { background: #0a111b !important; color: var(--rules-cyan) !important; border-color: rgba(66,217,255,0.4) !important; }
        .rules-modal-close:hover { background: var(--rules-cyan) !important; color: var(--rules-ink) !important; }