/* ═══════════════════════════════════════════════
   Knza OTP Auth — otp.css v5.2.0
   ══════════════════════════════════════════════ */

.knza-form-wrap {
    max-width: 440px;
    margin: 0 auto;
    font-family: -apple-system, 'Segoe UI', Tahoma, sans-serif;
    direction: rtl;
}

/* ── Steps ── */
.knza-step { padding: 8px 0; }

.knza-step-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 6px;
    color: #1e293b;
}

.knza-step-desc {
    font-size: 14px;
    color: #64748b;
    margin: 0 0 20px;
}

/* ── Phone Input ── */
.knza-phone-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.knza-cc-badge {
    display: inline-flex;
    align-items: center;
    padding: 0 14px;
    height: 48px;
    background: #f1f5f9;
    border: 1.5px solid #cbd5e1;
    border-radius: 10px;
    font-weight: 700;
    font-size: 15px;
    color: #334155;
    white-space: nowrap;
    flex-shrink: 0;
}

/* ── Inputs ── */
.knza-input {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid #cbd5e1;
    border-radius: 10px;
    font-size: 16px;
    color: #1e293b;
    background: #fff;
    transition: border-color .2s, box-shadow .2s;
    box-sizing: border-box;
    direction: ltr;
    text-align: right;
}

.knza-input:focus {
    outline: none;
    border-color: var(--knza-primary, #25d366);
    box-shadow: 0 0 0 3px var(--knza-primary-ring, rgba(37,211,102,.15));
}

/* ── Button ── */
.knza-btn {
    display: block;
    width: 100%;
    padding: 13px;
    background: var(--knza-primary, #25d366);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 4px;
    transition: background .2s, transform .15s, box-shadow .2s;
    box-shadow: 0 2px 8px rgba(0,0,0,.15);
    text-align: center;
    text-decoration: none;
}

.knza-btn:hover {
    background: var(--knza-primary-hover, #1da851);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0,0,0,.2);
}

.knza-btn:disabled {
    background: #94a3b8;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.knza-link-btn {
    background: none;
    border: none;
    color: var(--knza-primary, #25d366);
    font-size: 13px;
    cursor: pointer;
    text-decoration: underline;
    padding: 0;
}

/* ── OTP Boxes ── */
.knza-otp-inputs {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin: 20px 0 12px;
    direction: ltr;
}

.knza-otp-box {
    width: 56px;
    height: 60px;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    border: 2px solid #cbd5e1;
    border-radius: 12px;
    color: #1e293b;
    background: #fff;
    transition: border-color .2s, box-shadow .2s;
    caret-color: var(--knza-primary, #25d366);
}

.knza-otp-box:focus {
    outline: none;
    border-color: var(--knza-primary, #25d366);
    box-shadow: 0 0 0 3px var(--knza-primary-ring, rgba(37,211,102,.2));
}

.knza-otp-box:not(:placeholder-shown) {
    border-color: var(--knza-primary, #25d366);
    background: var(--knza-primary-soft, #f0fdf4);
}

/* ── Timer ── */
.knza-otp-timer {
    text-align: center;
    font-size: 13px;
    color: #64748b;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

#knza-countdown {
    font-weight: 700;
    color: var(--knza-primary, #25d366);
    font-variant-numeric: tabular-nums;
}

/* ── Register Fields ── */
.knza-field-wrap {
    margin-bottom: 14px;
}

.knza-field-wrap label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #475569;
    margin-bottom: 6px;
}

/* ── Messages ── */
.knza-msg {
    margin-top: 12px;
    font-size: 14px;
    font-weight: 500;
    min-height: 20px;
    text-align: center;
    line-height: 1.5;
}

/* ── Already logged ── */
.knza-already-logged {
    text-align: center;
    padding: 24px;
}

.knza-already-logged p {
    font-size: 16px;
    color: var(--knza-primary, #16a34a);
    margin-bottom: 12px;
}

/* ── Checkout ── */
.knza-checkout-otp-wrap {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    padding: 24px;
    margin-bottom: 28px;
    box-shadow: 0 1px 4px rgba(0,0,0,.07);
}

.knza-checkout-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0;
}

.knza-checkout-tab {
    padding: 10px 20px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    font-size: 14px;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    transition: all .2s;
    border-radius: 0;
}

.knza-checkout-tab.active {
    color: var(--knza-primary, #25d366);
    border-bottom-color: var(--knza-primary, #25d366);
}

/* ── Responsive ── */
@media (max-width: 480px) {
    .knza-otp-box {
        width: 44px;
        height: 52px;
        font-size: 20px;
    }
    .knza-otp-inputs { gap: 7px; }
}