.tdc-app {
    --tdc-orange: #f28500;
    --tdc-orange-dark: #d96e00;
    --tdc-ink: #282828;
    --tdc-muted: #666;
    --tdc-line: #e5e5e5;
    --tdc-soft: #fff8ef;
    color: var(--tdc-ink);
    font-family: inherit;
    margin: 18px auto;
    max-width: 920px;
}

.tdc-app * {
    box-sizing: border-box;
}

.tdc-app [hidden] {
    display: none !important;
}

.tdc-shell {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(25, 25, 25, .08);
    overflow: hidden;
    padding: clamp(22px, 4vw, 42px);
}

.tdc-shell--registration {
    margin: 0 auto;
    max-width: 760px;
    padding: 20px 24px 24px;
}

.tdc-hero {
    margin: -20px -24px 16px;
    padding: 19px 24px 16px;
    position: relative;
}

.tdc-hero::before {
    background: var(--tdc-orange);
    content: "";
    height: 4px;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
}

.tdc-hero h2,
.tdc-complete h2 {
    color: var(--tdc-ink);
    font-size: clamp(24px, 4vw, 31px);
    line-height: 1.18;
    margin: 0;
    text-align: center;
}

.tdc-instructions {
    background: var(--tdc-soft);
    border-left: 4px solid var(--tdc-orange);
    border-radius: 10px;
    margin-bottom: 16px;
    padding: 11px 14px;
}

.tdc-instructions h3 {
    font-size: 15px;
    margin: 0 0 4px;
}

.tdc-instructions p {
    font-size: 14px;
    line-height: 1.45;
    margin: 0;
}

.tdc-instructions p + p {
    margin-top: 6px;
}

.tdc-required-title {
    color: #555;
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 10px;
    text-align: center;
}

.tdc-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tdc-grid label {
    margin: 0;
    position: relative;
}

.tdc-registration .screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
}

.tdc-registration input {
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 10px;
    font: inherit;
    min-height: 48px;
    padding: 10px 13px;
    width: 100%;
}

.tdc-registration input:focus,
.tdc-rank-button:focus {
    border-color: var(--tdc-orange) !important;
    box-shadow: 0 0 0 3px rgba(242, 133, 0, .16) !important;
    outline: none;
}

.tdc-registration input::placeholder {
    color: #666;
    opacity: 1;
}

.tdc-phone-field {
    position: relative;
}

.tdc-registration .tdc-field-caption {
    color: #777;
    font-size: 11px;
    font-weight: 600;
    left: 14px;
    pointer-events: none;
    position: absolute;
    top: 5px;
    z-index: 1;
}

.tdc-registration .tdc-phone-field input {
    padding-bottom: 5px;
    padding-top: 18px;
}

.tdc-honeypot {
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px !important;
    left: -10000px !important;
    margin: -1px;
    overflow: hidden !important;
    padding: 0;
    position: absolute !important;
    width: 1px !important;
}

.tdc-button {
    appearance: none !important;
    background: var(--tdc-orange) !important;
    background-image: none !important;
    border: 0 !important;
    border-radius: 11px !important;
    box-shadow: none;
    color: #fff !important;
    cursor: pointer;
    font: inherit;
    font-weight: 800;
    min-height: 48px;
    padding: 12px 22px;
    text-shadow: none !important;
    transition: background .18s ease, transform .18s ease;
}

.tdc-button:hover {
    background: var(--tdc-orange-dark) !important;
    color: #fff !important;
    transform: translateY(-1px);
}

.tdc-button:disabled {
    cursor: not-allowed;
    opacity: .45;
    transform: none;
}

.tdc-button--wide {
    margin-top: 14px;
    width: 100%;
}

.tdc-button--secondary {
    background: #ececec !important;
    color: #333 !important;
}

.tdc-button--secondary:hover {
    background: #ddd !important;
    color: #222 !important;
}

.tdc-progress-meta {
    align-items: center;
    display: grid;
    gap: 10px;
    grid-template-columns: 1fr auto auto;
    margin-bottom: 8px;
}

.tdc-progress-meta > span {
    color: var(--tdc-muted);
    font-weight: 700;
}

.tdc-timer {
    background: #f4f7fa;
    border: 1px solid #d6dee8;
    border-radius: 9px;
    padding: 7px 10px;
}

.tdc-progress {
    background: #ececec;
    border-radius: 999px;
    height: 9px;
    overflow: hidden;
}

.tdc-progress span {
    background: linear-gradient(90deg, var(--tdc-orange), #ffad3d);
    display: block;
    height: 100%;
    transition: width .25s ease;
}

.tdc-scale-reminder {
    background: var(--tdc-soft);
    border-radius: 10px;
    line-height: 1.5;
    margin: 20px 0;
    padding: 13px 15px;
    text-align: center;
}

.tdc-question {
    border: 0;
    margin: 0;
    padding: 0;
}

.tdc-question legend {
    color: var(--tdc-ink);
    float: left;
    font-size: clamp(21px, 3vw, 27px);
    font-weight: 800;
    line-height: 1.35;
    margin-bottom: 20px;
    width: 100%;
}

.tdc-question legend + * {
    clear: both;
}

.tdc-option {
    align-items: center;
    background: #fff;
    border: 1px solid var(--tdc-line);
    border-radius: 12px;
    display: grid;
    gap: 16px;
    grid-template-columns: minmax(0, 1fr) 224px;
    margin: 12px 0;
    padding: 16px;
    transition: background .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.tdc-option.is-selected {
    background: var(--tdc-soft);
    border-color: var(--tdc-orange);
    box-shadow: 0 3px 14px rgba(242, 133, 0, .08);
}

.tdc-option__text {
    font-size: 16px;
    font-weight: 650;
    line-height: 1.5;
}

.tdc-ranks {
    display: grid;
    gap: 8px;
    grid-template-columns: repeat(4, 48px);
    justify-content: end;
}

.tdc-rank-button {
    align-items: center !important;
    appearance: none !important;
    background: #fff !important;
    background-image: none !important;
    border: 1px solid #d7d7d7 !important;
    border-radius: 9px !important;
    box-shadow: none !important;
    color: #333 !important;
    cursor: pointer;
    display: inline-flex !important;
    font: inherit;
    font-size: 17px;
    font-weight: 800;
    height: 48px !important;
    justify-content: center !important;
    line-height: 1 !important;
    min-height: 0 !important;
    padding: 0 !important;
    text-shadow: none !important;
    transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
    width: 48px !important;
}

.tdc-rank-button:hover:not(:disabled):not(.is-active) {
    background: var(--tdc-soft) !important;
    border-color: var(--tdc-orange) !important;
    color: #8c4b00 !important;
    transform: translateY(-1px);
}

.tdc-rank-button.is-active {
    background: var(--tdc-orange) !important;
    border-color: var(--tdc-orange) !important;
    box-shadow: 0 3px 12px rgba(217, 110, 0, .22) !important;
    color: #fff !important;
}

.tdc-rank-button:disabled {
    cursor: not-allowed;
    opacity: .35;
    transform: none;
}

.tdc-navigation {
    display: flex;
    gap: 12px;
    justify-content: space-between;
    margin-top: 24px;
}

.tdc-navigation .tdc-button:last-child {
    margin-left: auto;
}

.tdc-message {
    border-radius: 10px;
    line-height: 1.5;
    margin: 16px 0;
    padding: 13px 15px;
}

.tdc-message--error {
    background: #fff0f0;
    border-left: 4px solid #c62828;
    color: #8e1d1d;
}

.tdc-loading,
.tdc-complete {
    padding: 50px 25px;
    text-align: center;
}

.tdc-loading p,
.tdc-complete p {
    color: var(--tdc-muted);
    font-size: 17px;
    margin: 12px 0 0;
}

.tdc-spinner {
    animation: tdc-spin .8s linear infinite;
    border: 4px solid #eee;
    border-radius: 50%;
    border-top-color: var(--tdc-orange);
    display: inline-block;
    height: 42px;
    width: 42px;
}

.tdc-complete__icon {
    align-items: center;
    background: #e7f6eb;
    border-radius: 50%;
    color: #257c3b;
    display: inline-flex;
    font-size: 34px;
    font-weight: 900;
    height: 72px;
    justify-content: center;
    margin-bottom: 20px;
    width: 72px;
}

@keyframes tdc-spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 700px) {
    .tdc-app { margin: 10px auto; }
    .tdc-shell { border-radius: 14px; }
    .tdc-shell--registration { padding: 18px 16px 20px; }
    .tdc-hero { margin: -18px -16px 14px; padding: 18px 16px 14px; }
    .tdc-grid,
    .tdc-option { grid-template-columns: 1fr; }
    .tdc-ranks { justify-content: start; }
    .tdc-progress-meta { grid-template-columns: 1fr auto; }
    .tdc-progress-meta > span:last-child { display: none; }
    .tdc-navigation .tdc-button { flex: 1; padding-left: 10px; padding-right: 10px; }
}

@media (max-width: 390px) {
    .tdc-ranks { gap: 6px; grid-template-columns: repeat(4, 44px); }
    .tdc-rank-button { height: 44px !important; width: 44px !important; }
}

@media (prefers-reduced-motion: reduce) {
    .tdc-app *,
    .tdc-app *::before,
    .tdc-app *::after {
        scroll-behavior: auto !important;
        transition: none !important;
    }
}