.seda-calc {
    --seda-primary: #0c2d48;
    --seda-secondary: #145374;
    --seda-accent: #f4a024;
    --seda-text: #1f2937;
    --seda-muted: #667085;
    --seda-border: #dbe3ea;
    --seda-bg: #f6f8fb;
    max-width: 1080px;
    margin: 0 auto;
    padding: clamp(24px, 4vw, 56px);
    background: #fff;
    border: 1px solid var(--seda-border);
    border-radius: 24px;
    box-shadow: 0 24px 70px rgba(12, 45, 72, .10);
    color: var(--seda-text);
    font-family: inherit;
}

.seda-calc * { box-sizing: border-box; }

.seda-calc__header {
    max-width: 800px;
    margin-bottom: 28px;
}

.seda-calc__eyebrow,
.seda-result__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(244, 160, 36, .14);
    color: #9a5b00;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.seda-calc h2,
.seda-calc h3,
.seda-calc h4 {
    margin-top: 0;
    color: var(--seda-primary);
    line-height: 1.15;
}

.seda-calc h2 {
    margin: 16px 0 14px;
    font-size: clamp(30px, 5vw, 52px);
}

.seda-calc__header p,
.seda-calc__step-title p,
.seda-result__disclaimer {
    color: var(--seda-muted);
}

.seda-calc__progress {
    margin: 28px 0 34px;
}

.seda-calc__progress p {
    margin: 10px 0 0;
    font-size: 14px;
    color: var(--seda-muted);
}

.seda-calc__progress-bar {
    height: 8px;
    border-radius: 999px;
    overflow: hidden;
    background: #e8eef3;
}

.seda-calc__progress-bar span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--seda-primary), var(--seda-accent));
    transition: width .3s ease;
}

.seda-calc__step { display: none; }
.seda-calc__step.is-active { display: block; animation: sedaFade .28s ease; }

@keyframes sedaFade {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: none; }
}

.seda-calc__step-title {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 24px;
}

.seda-calc__step-title > span {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    flex: 0 0 auto;
    border-radius: 14px;
    background: var(--seda-primary);
    color: #fff;
    font-weight: 800;
}

.seda-calc__step-title h3 {
    margin-bottom: 6px;
    font-size: 26px;
}

.seda-calc__step-title p { margin: 0; }

.seda-calc__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.seda-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.seda-field--full { grid-column: 1 / -1; }

.seda-field > span {
    color: var(--seda-primary);
    font-size: 14px;
    font-weight: 800;
}

.seda-field small {
    color: var(--seda-muted);
    font-size: 12px;
}

.seda-field input,
.seda-field select,
.seda-field textarea {
    width: 100%;
    min-height: 52px;
    padding: 13px 14px;
    border: 1px solid var(--seda-border);
    border-radius: 12px;
    background: #fff;
    color: var(--seda-text);
    font: inherit;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
}

.seda-field textarea { resize: vertical; }

.seda-field input:focus,
.seda-field select:focus,
.seda-field textarea:focus {
    border-color: var(--seda-secondary);
    box-shadow: 0 0 0 4px rgba(20, 83, 116, .10);
}

.seda-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px;
    border: 1px solid var(--seda-border);
    border-radius: 12px;
    background: var(--seda-bg);
    color: var(--seda-muted);
    font-size: 14px;
}

.seda-check input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex: 0 0 auto;
}

.seda-calc__actions {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 28px;
}

.seda-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 14px 22px;
    border: 0;
    border-radius: 12px;
    font: inherit;
    font-weight: 800;
    text-decoration: none !important;
    cursor: pointer;
    transition: transform .2s, box-shadow .2s, opacity .2s;
}

.seda-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(12, 45, 72, .15);
}

.seda-btn:disabled {
    opacity: .6;
    cursor: wait;
}

.seda-btn--primary {
    margin-left: auto;
    background: var(--seda-primary);
    color: #fff;
}

.seda-btn--secondary {
    background: #edf2f6;
    color: var(--seda-primary);
}

.seda-btn--whatsapp {
    width: 100%;
    margin-top: 18px;
    background: #25d366;
    color: #082b18;
}

.seda-calc__message {
    display: none;
    margin-top: 16px;
    padding: 12px 14px;
    border-radius: 10px;
    background: #fff4f3;
    color: #b42318;
    font-weight: 700;
}

.seda-calc__message.is-visible { display: block; }

.seda-result {
    animation: sedaFade .35s ease;
}

.seda-result > h3 {
    margin: 16px 0 10px;
    font-size: clamp(30px, 5vw, 48px);
}

.seda-result__metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin: 26px 0;
}

.seda-result__metrics article {
    padding: 18px;
    border-radius: 16px;
    background: var(--seda-bg);
    border: 1px solid var(--seda-border);
}

.seda-result__metrics span {
    display: block;
    margin-bottom: 8px;
    color: var(--seda-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.seda-result__metrics strong {
    color: var(--seda-primary);
    font-size: 17px;
}

.seda-result__body {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 18px;
}

.seda-result__body > div {
    padding: 20px;
    border: 1px solid var(--seda-border);
    border-radius: 16px;
}

.seda-result__body ul {
    margin: 0;
    padding-left: 20px;
}

.seda-result__body li + li { margin-top: 8px; }

.seda-result__restart {
    display: block;
    margin: 16px auto 0;
    border: 0;
    background: transparent;
    color: var(--seda-secondary);
    font-weight: 800;
    cursor: pointer;
}

.seda-result__disclaimer {
    margin: 20px 0 0;
    font-size: 12px;
    text-align: center;
}

@media (max-width: 720px) {
    .seda-calc {
        padding: 22px;
        border-radius: 18px;
    }

    .seda-calc__grid,
    .seda-result__metrics,
    .seda-result__body {
        grid-template-columns: 1fr;
    }

    .seda-field--full { grid-column: auto; }

    .seda-calc__actions {
        flex-wrap: wrap;
    }

    .seda-btn {
        width: 100%;
    }

    .seda-btn--primary { order: -1; }
}