.energy-calcs-screen {
    --ec-fixed-header-height: clamp(170px, 16vw, 240px);
    max-width: 100%;
    overflow-x: hidden;
}

.energy-calcs-screen,
.energy-calcs-screen *,
.energy-calcs-screen *::before,
.energy-calcs-screen *::after {
    box-sizing: border-box;
}

.energy-calcs-screen .landing-page {
    display: block;
    padding: 0 20px 20px;
    overflow-x: clip;
    height: calc(100vh - 72px);
    overflow-y: hidden;
}

.energy-calcs-screen .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    box-sizing: border-box;
    overflow-x: clip;
    z-index: 40;
    padding: 20px 20px 0;
    background: linear-gradient(
        to bottom,
        rgba(244, 244, 244, 1) 0%,
        rgba(244, 244, 244, 0.95) 55%,
        rgba(244, 244, 244, 0) 100%
    );
    pointer-events: none;
}

.energy-calcs-screen .site-header .title-block {
    pointer-events: auto;
    min-width: 0;
}

.energycals-page {
    width: 100%;
    min-width: 0;
    display: grid;
    justify-items: stretch;
    margin-top: calc(var(--ec-fixed-header-height) + 20px);
    height: calc(100% - var(--ec-fixed-header-height) - 20px);
    min-height: 0;
}

.energycals-shell {
    --ec-ink: #121212;
    --ec-muted: #4f4f4f;
    --ec-accent-red: #d64b2a;
    --ec-accent-orange: #ef8a24;
    --ec-line: #000000;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    border: 2px solid #2a2a2a;
    background: #f7f4ef;
    box-shadow: 4px 4px 0 #2a2a2a;
    padding: clamp(16px, 2vw, 28px);
    height: 100%;
    overflow: auto;
}

.energycals-shell,
.energycals-section,
.energycals-field,
.energycals-result,
.energycals-input,
.energycals-grid,
.energycals-grid > * {
    max-width: 100%;
    min-width: 0;
}

.panel-rise {
    animation: panelRise 420ms ease both;
}

@keyframes panelRise {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.energycals-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.energycals-brand {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.86rem;
    color: var(--ec-muted);
}

.energycals-home {
    border: 2px solid var(--ec-line);
    background: #f7f4ef;
    color: var(--ec-ink);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    font-weight: 700;
    padding: 8px 10px;
    cursor: pointer;
}

.energycals-title {
    margin: 0;
    text-transform: uppercase;
    font-size: clamp(1.8rem, 4.5vw, 2.8rem);
    line-height: 0.92;
}

.energycals-copy {
    margin: 12px 0 0;
    color: var(--ec-muted);
}

.energycals-form {
    margin-top: 18px;
    display: grid;
    gap: clamp(10px, 1.2vw, 16px);
}

.energycals-section {
    border: 1px solid #2a2a2a;
    background: #f2eee8;
    padding: 12px;
    display: grid;
    gap: 10px;
}

.energycals-section-title {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
}

.energycals-help {
    margin: 0;
    font-size: 0.71rem;
    color: var(--ec-muted);
}

.energycals-grid {
    margin-top: 10px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(10px, 1.2vw, 16px);
}

.energycals-field {
    border: 0;
    border-left: 3px solid #2a2a2a;
    background: #f7f4ef;
    padding: 10px;
    display: grid;
    gap: 6px;
    position: relative;
}

.energycals-field label {
    text-transform: uppercase;
    letter-spacing: 0.07em;
    font-size: 0.72rem;
    color: var(--ec-muted);
}

.energycals-label-row {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.energycals-mode-toggle {
    border: 0;
    background: transparent;
    color: var(--ec-ink);
    font: inherit;
    font-size: inherit;
    line-height: 1;
    text-transform: inherit;
    letter-spacing: inherit;
    text-decoration: underline;
    cursor: pointer;
    padding: 0;
}

.energycals-mode-toggle:hover,
.energycals-mode-toggle:focus-visible {
    color: var(--ec-accent-red);
    outline: none;
}

.energycals-soffit-mode-slot {
    min-height: 56px;
    display: grid;
    align-items: end;
}

.energycals-calc-inputs {
    margin-top: 0;
    border-top: 0;
    padding-top: 0;
    display: grid;
    gap: 0;
}

.energycals-calc-inputs[hidden] {
    display: none;
}

.energycals-calc-field {
    display: grid;
    gap: 4px;
}

.energycals-formula-row {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    text-transform: none;
    letter-spacing: 0;
    width: 100%;
}

.energycals-formula-field {
    flex: 1 1 0;
    min-width: 0;
    display: grid;
    gap: 3px;
}

.energycals-formula-field--result {
    flex: 0 0 min(150px, 28%);
}

.energycals-formula-label {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.66rem;
    color: var(--ec-muted);
}

.energycals-formula-operator {
    align-self: end;
    font-size: 1rem;
    line-height: 1;
    color: var(--ec-muted);
    padding-bottom: 9px;
}

.energycals-calc-field label {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.68rem;
    color: var(--ec-muted);
}

.energycals-info-trigger {
    width: 18px;
    height: 18px;
    border: 2px solid var(--ec-line);
    background: #fff;
    color: var(--ec-ink);
    font: inherit;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    text-transform: none;
}

.energycals-info-trigger:hover,
.energycals-info-trigger:focus-visible {
    border-color: var(--ec-accent-red);
    color: var(--ec-accent-red);
    outline: none;
}

.energycals-info-box {
    position: absolute;
    top: calc(100% + 6px);
    right: 8px;
    z-index: 8;
    width: min(300px, calc(100vw - 72px));
    border: 2px solid var(--ec-line);
    background: #fffef9;
    box-shadow: 4px 4px 0 rgba(18, 18, 18, 0.82);
    padding: 10px;
    font-size: 0.76rem;
    line-height: 1.4;
    color: var(--ec-ink);
    text-transform: none;
    letter-spacing: 0.01em;
}

.energycals-field.is-help-open .energycals-info-trigger,
.energycals-toggle.is-help-open .energycals-info-trigger {
    border-color: var(--ec-accent-red);
    color: var(--ec-accent-red);
}

.energycals-switch-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.energycals-toggle {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.energycals-toggle input {
    accent-color: var(--ec-accent-red);
}

.energycals-checklist {
    align-content: center;
}

.energycals-input {
    border: 0;
    border-bottom: 1px solid #6e6e6e;
    background: transparent;
    color: var(--ec-ink);
    font: inherit;
    font-size: 1.05rem;
    padding: 6px 2px;
    outline: none;
}

.energycals-input:focus {
    border-bottom-color: var(--ec-accent-red);
}

.energycals-result {
    margin-top: 8px;
    border: 1px solid #2a2a2a;
    background: #f7f4ef;
    box-shadow: none;
    padding: 12px;
}

.energycals-result-label {
    margin: 0;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.energycals-result-value {
    margin: 6px 0 0;
    font-size: clamp(1.4rem, 3.2vw, 2.2rem);
    font-weight: 700;
    line-height: 1;
}

.energycals-result-value.is-pass {
    color: #2a7a4b;
}

.energycals-result-value.is-fail {
    color: var(--ec-accent-red);
}

.energycals-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.energycals-badge {
    margin: 0;
    border: 2px solid var(--ec-line);
    padding: 4px 8px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: #eef5ed;
}

.energycals-badge.is-draft {
    background: #fff1eb;
    color: var(--ec-accent-red);
}

.energycals-findings {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 4px;
}

.energycals-findings li {
    font-size: 0.84rem;
    color: var(--ec-ink);
}

.energycals-actions {
    margin-top: 6px;
    display: flex;
    justify-content: flex-end;
}

@media (max-width: 900px) {
    .energy-calcs-screen {
        --ec-fixed-header-height: clamp(170px, 46vw, 250px);
    }

    .energy-calcs-screen .landing-page {
        padding: 0 12px 12px;
    }

    .energy-calcs-screen .site-header {
        padding: 12px 12px 0;
    }

    .energycals-page {
        margin-top: calc(var(--ec-fixed-header-height) + 12px);
        height: calc(100% - var(--ec-fixed-header-height) - 12px);
    }

    .energycals-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
    }
}

@media (max-width: 700px) {
    .energycals-grid {
        grid-template-columns: 1fr;
        margin-top: 8px;
    }

    .energycals-top {
        flex-direction: column;
        align-items: flex-start;
    }

    .energycals-meta-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .energycals-actions {
        justify-content: flex-start;
    }

    .energycals-formula-row {
        flex-wrap: wrap;
        row-gap: 6px;
    }

    .energycals-formula-field,
    .energycals-formula-field--result {
        flex: 1 1 100%;
    }

    .energycals-formula-operator {
        display: none;
    }
}