.pf-wrap {
    max-width: 440px;
    margin: 3.5rem auto;
    padding: 0 1rem 4rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.pf-features {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
}
.pf-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.82rem;
    color: var(--text-dim);
    line-height: 1.4;
}
.pf-feature-icon {
    width: 32px;
    height: 32px;
    border-radius: 4px;
    background: rgba(var(--primary-rgb), 0.1);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--primary);
}
.pf-feature-icon img { width: 18px; height: 18px; object-fit: contain; }
.pf-card {
    background: var(--card);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 2rem 1.75rem;
}
.pf-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.3rem; }
.pf-sub { font-size: 0.82rem; color: var(--text-dim); margin-bottom: 1.4rem; line-height: 1.55; }

.pf-input-row { display: flex; gap: 0.5rem; }
.pf-tag-input {
    flex: 1;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.95rem;
    padding: 0.6rem 0.85rem;
    outline: none;
    transition: border-color 0.15s;
}
.pf-tag-input:focus { border-color: rgba(var(--primary-rgb), 0.6); }
.pf-tag-input::placeholder { color: var(--text-dim); }

.pf-btn {
    background: var(--primary);
    color: var(--bg);
    border: none;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 700;
    padding: 0.6rem 1.1rem;
    cursor: pointer;
    transition: opacity 0.15s;
    white-space: nowrap;
}
.pf-btn:hover { opacity: 0.85; }
.pf-btn:disabled { opacity: 0.4; cursor: default; }
.pf-btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid rgba(var(--primary-rgb), 0.45);
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.45rem 0.9rem;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.pf-btn-outline:hover { background: rgba(var(--primary-rgb), 0.1); border-color: var(--primary); }

.pf-player-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.4rem;
    padding: 0.9rem 1rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 10px;
}
.pf-icon { width: 52px; height: 52px; border-radius: 6px; object-fit: contain; background: rgba(255,255,255,0.06); flex-shrink: 0; }
.pf-player-name { font-size: 1rem; font-weight: 700; line-height: 1.2; }
.pf-player-tag { font-size: 0.7rem; color: rgba(255,255,255,0.3); margin-top: 0.1rem; }
.pf-player-trophies { display: flex; align-items: center; gap: 4px; font-size: 0.8rem; font-weight: 700; margin-top: 0.25rem; }
.pf-player-trophies img { width: 13px; height: 13px; object-fit: contain; }

.pf-challenge-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(var(--primary-rgb), 0.07);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 10px;
    margin-bottom: 1.2rem;
}
.pf-challenge-icon {
    width: 64px;
    height: 64px;
    border-radius: 6px;
    object-fit: contain;
    background: rgba(255,255,255,0.06);
    flex-shrink: 0;
    border: 2px solid rgba(var(--primary-rgb), 0.4);
}
.pf-challenge-text { font-size: 0.82rem; color: var(--text-dim); line-height: 1.5; }
.pf-challenge-text strong { color: var(--text); display: block; margin-bottom: 0.2rem; font-size: 0.88rem; }

.pf-verify-row { display: flex; gap: 0.6rem; align-items: center; }
@media (max-width: 400px) {
    .pf-wrap { margin-top: 1.5rem; padding: 0 0.75rem 3rem; }
    .pf-card { padding: 1.5rem 1.25rem; }
    .pf-input-row { flex-direction: column; }
    .pf-btn { width: 100%; }
    .pf-verify-row { flex-wrap: wrap; }
    .pf-btn-outline { width: 100%; text-align: center; }
}
.pf-error { font-size: 0.78rem; color: #f87171; margin-top: 0.6rem; display: none; }
.pf-spinner {
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: pf-spin 0.7s linear infinite;
    display: none;
}
@keyframes pf-spin { to { transform: rotate(360deg); } }