.modal-overlay {
    position: fixed; inset: 0; z-index: 10000;
    background: rgba(0,0,0,0.75);
    backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
    opacity: 0; pointer-events: none;
    transition: opacity .25s ease;
}

.modal-overlay.open {
    opacity: 1; pointer-events: all;
}

.modal {
    position: relative;
    width: 100%; max-width: 420px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    transform: translateY(16px) scale(0.98);
    transition: transform .3s cubic-bezier(.22,1,.36,1);
    box-shadow: 0 32px 80px rgba(0,0,0,0.6), var(--glow);
}

.modal-overlay.open .modal {
    transform: translateY(0) scale(1);
}

.modal::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--red), var(--red-hot) 50%, transparent);
}

.modal-close {
    position: absolute; top: 14px; right: 14px;
    background: none; border: 1px solid var(--border-dim);
    border-radius: var(--r); width: 30px; height: 30px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; color: var(--chrome-dim); font-size: 16px;
    transition: border-color .2s, color .2s;
}

.modal-close:hover { border-color: var(--red); color: var(--white); }

.modal-tabs {
    display: grid; grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid var(--border-dim);
}

.modal-tab {
    background: none; border: none;
    padding: 18px 0; cursor: pointer;
    font-family: var(--font-d); font-size: 15px; font-weight: 700;
    letter-spacing: 2px; text-transform: uppercase;
    color: var(--chrome-dim);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color .2s, border-color .2s;
}

.modal-tab.active {
    color: var(--white);
    border-bottom-color: var(--red);
}

.modal-body { padding: 32px 28px 28px; }

.modal-panel { display: none; }
.modal-panel.active { display: block; }

.modal-title {
    font-family: var(--font-d); font-size: 22px; font-weight: 700;
    letter-spacing: 1px; color: var(--white);
    margin-bottom: 6px;
}

.modal-sub {
    font-size: 13px; color: var(--chrome-dim);
    margin-bottom: 28px;
}

.modal-link {
    font-size: 12px; color: var(--chrome-dim);
    text-decoration: none; cursor: pointer;
    transition: color .2s;
}

.modal-link:hover { color: var(--red); }

.btn-modal-submit {
    width: 100%; background: var(--red);
    border: none; border-radius: var(--r);
    padding: 13px; cursor: pointer;
    font-family: var(--font-d); font-size: 15px; font-weight: 700;
    letter-spacing: 2px; text-transform: uppercase; color: #fff;
    transition: background .2s, box-shadow .2s, transform .1s;
    margin-top: 4px; position: relative; overflow: hidden;
}

.btn-modal-submit:hover:not(:disabled) {
    background: var(--red-hot); box-shadow: var(--glow);
    transform: translateY(-1px);
}

.btn-modal-submit:disabled { opacity: .6; cursor: not-allowed; transform: none; }

/* Loading shimmer */
.btn-modal-submit.loading::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
    animation: shimmer .8s infinite;
}

@keyframes shimmer {
    from { transform: translateX(-100%); }
    to   { transform: translateX(100%); }
}

/* ─── DIVIDER ────────────────────────────────────── */
.modal-divider {
    display: flex; align-items: center; gap: 12px;
    margin: 20px 0;
}

.modal-divider::before, .modal-divider::after {
    content: ''; flex: 1;
    height: 1px; background: var(--border-dim);
}

.modal-divider span {
    font-size: 11px; color: var(--chrome-dim);
    letter-spacing: 1px; text-transform: uppercase;
    white-space: nowrap;
}

.modal-success {
    text-align: center; padding: 16px 0 8px;
    display: none; flex-direction: column; align-items: center; gap: 12px;
}

.modal-success.show { display: flex; }

.success-icon {
    width: 56px; height: 56px; border-radius: 50%;
    background: rgba(200,16,46,0.15); border: 2px solid var(--red);
    display: flex; align-items: center; justify-content: center;
    font-size: 24px;
    animation: pop .4s cubic-bezier(.22,1,.36,1);
}

@keyframes pop {
    from { transform: scale(0.5); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}

.success-title {
    font-family: var(--font-d); font-size: 20px; font-weight: 700;
    letter-spacing: 1px; color: var(--white);
}

.success-sub { font-size: 13px; color: var(--chrome-dim); }