.reg-wrap {
    max-width: 960px;
    margin: 28px auto 48px;
    padding: 0 16px;
    box-sizing: border-box;
}
.reg-card {
    background: rgba(10, 22, 52, 0.85);
    border: 1px solid rgba(140, 170, 255, 0.28);
    border-radius: 16px;
    padding: 26px 28px 36px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
    color: #dce6f5;
    backdrop-filter: blur(8px);
}
.reg-card h1 {
    margin: 0 0 8px;
    color: #ef7720 !important;
    font-size: 28px !important;
    text-align: center;
    width: 100% !important;
}
.reg-card .intro {
    margin: 0 0 22px;
    color: #c5d2ea;
    text-align: center;
    font-size: 14px;
}
.reg-section-title {
    grid-column: 1 / -1;
    font-size: 16px;
    font-weight: 700;
    color: #efc56a;
    border-bottom: 1px solid rgba(239, 197, 106, 0.3);
    padding-bottom: 6px;
    margin-top: 10px;
    margin-bottom: 2px;
}
.reg-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 18px;
}
.reg-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.reg-field.full {
    grid-column: 1 / -1;
}
.reg-field.one-third {
    grid-column: span 1;
}
.reg-field label {
    font-size: 13px;
    font-weight: 700;
    color: #8ec8ff;
}
.reg-field label .req {
    color: #ff6b6b;
}
.reg-field input,
.reg-field select,
.reg-field textarea {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid rgba(255, 207, 10, 0.6);
    border-radius: 8px;
    padding: 9px 12px;
    background: #071226;
    color: #f4f7ff;
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.reg-field input:focus,
.reg-field select:focus,
.reg-field textarea:focus {
    outline: none;
    border-color: #ffd700;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.35);
}
.reg-field textarea {
    min-height: 80px;
    resize: vertical;
}
.reg-field input[readonly] {
    background: #0a1733;
    color: #a4b8d9;
    border-color: rgba(140, 170, 255, 0.3);
}

/* Photo upload preview */
.photo-upload-box {
    display: flex;
    align-items: center;
    gap: 16px;
}
.photo-preview {
    width: 90px;
    height: 120px;
    border: 2px dashed rgba(140, 170, 255, 0.4);
    border-radius: 8px;
    background: #071226;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}
.photo-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}
.photo-preview-placeholder {
    color: #7b93b8;
    font-size: 11px;
    text-align: center;
    padding: 4px;
}

/* Email & OTP Row */
.otp-input-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
}
.otp-input-row input {
    flex: 1 1 auto;
}
.btn-otp {
    flex: 0 0 auto;
    white-space: nowrap;
    border: 1px solid #efc56a;
    border-radius: 8px;
    padding: 8px 14px;
    background: #14356b;
    color: #f6f9ff;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}
.btn-otp:hover:not(:disabled) {
    background: #1e4a94;
    border-color: #ffd700;
}
.btn-otp:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
.otp-verified-badge {
    display: none;
    align-items: center;
    gap: 4px;
    color: #4ade80;
    font-size: 12px;
    font-weight: 600;
    margin-top: 4px;
}
.otp-msg {
    font-size: 12px;
    margin-top: 4px;
    display: none;
}
.otp-msg.success {
    color: #4ade80;
    display: block;
}
.otp-msg.error {
    color: #ff8a8a;
    display: block;
}

/* Captcha */
.captcha-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}
.captcha-row img {
    border-radius: 8px;
    border: 1px solid rgba(180, 200, 255, 0.35);
    height: 46px;
}
.captcha-refresh {
    border: 1px solid rgba(180, 200, 255, 0.35);
    border-radius: 8px;
    padding: 8px 12px;
    background: #132a5a;
    color: #f4f7ff;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
}
.captcha-refresh:hover {
    background: #1a3875;
}
.captcha-input {
    min-width: 140px;
    flex: 1 1 140px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
}

/* Submit and Messages */
.field-error {
    color: #ff8a8a;
    font-size: 12px;
    margin-top: 2px;
}
.field-help {
    font-size: 11px;
    color: #8da4c4;
    margin-top: 2px;
}
.submit-btn-wrap {
    grid-column: 1 / -1;
    margin-top: 14px;
    text-align: center;
}
.btn-submit-reg {
    background: linear-gradient(180deg, #ef7720 0%, #d35400 100%);
    border: 1px solid #f6a15c;
    border-radius: 10px;
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    padding: 12px 42px;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(239, 119, 32, 0.35);
    transition: transform 0.15s, box-shadow 0.15s;
}
.btn-submit-reg:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(239, 119, 32, 0.5);
}
.btn-submit-reg:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Success Card */
.reg-success-box {
    display: none;
    text-align: center;
    padding: 24px 16px;
}
.reg-success-icon {
    font-size: 48px;
    color: #4ade80;
    margin-bottom: 12px;
}
.reg-enrollment-badge {
    display: inline-block;
    font-size: 24px;
    font-weight: 800;
    color: #ffd700;
    background: rgba(255, 215, 0, 0.12);
    border: 1px dashed #ffd700;
    border-radius: 10px;
    padding: 10px 24px;
    margin: 16px 0;
    letter-spacing: 2px;
}
.reg-success-text {
    font-size: 15px;
    color: #c5d2ea;
    max-width: 600px;
    margin: 0 auto 20px;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .reg-grid {
        grid-template-columns: 1fr;
    }
    .reg-card {
        padding: 18px 16px 28px;
    }
    .reg-card h1 {
        font-size: 22px !important;
    }
    .photo-upload-box {
        flex-direction: column;
        align-items: flex-start;
    }
}