/* Core Design Tokens (modern grouping & consistent naming) */
:root {
    /* Brand */
    --brand-blue: #1e90ff;
    --brand-ygreen: #9acd32;
    --brand-primary: #006400;
    --brand-gradient: linear-gradient(45deg,
            var(--brand-blue),
            var(--brand-ygreen));

    /* Color surfaces */
    --c-bg: #f6f9fb;
    --c-bg-alt: #eef3f7;
    --c-surface: #ffffff;
    --c-surface-alt: #f2f6fa;
    --c-surface-rgb: 255 255 255;
    --c-border: #d6dee6;
    --c-border-strong: #bdc8d3;
    --c-text: #292929;
    --c-text-soft: #5b6675;

    /* Semantic */
    --c-accent: var(--brand-primary);
    --c-accent-rgb: 0 100 0;
    --c-accent-soft: rgba(var(--c-accent-rgb) / 0.12);
    --c-highlight: rgba(var(--c-accent-rgb) / 0.25);
    --c-danger: #dc2626;
    --c-warn: #d97706;
    --c-success: #15803d;

    /* Spacing scale (4px baseline) */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;

    /* Radius */
    --radius-xs: 3px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;

    /* Typography */
    --font-sans: "Poppins", system-ui, -apple-system, BlinkMacSystemFont,
        "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --fs-1: 0.75rem;
    /* 12 */
    --fs-2: 0.875rem;
    /* 14 */
    --fs-3: 0.9375rem;
    /* 15 */
    --fs-4: 1rem;
    /* 16 */
    --fs-5: 1.125rem;
    /* 18 */
    --fs-6: 1.375rem;
    /* 22 */
    --fs-7: 1.75rem;
    /* 28 */
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;

    /* Elevation */
    --shadow-sm: 0 1px 2px rgba(0 0 0 / 0.06), 0 0 0 1px rgba(0 0 0 / 0.04);
    --shadow-md: 0 2px 6px rgba(0 0 0 / 0.1), 0 1px 3px rgba(0 0 0 / 0.06);
    --shadow-lg: 0 6px 18px -4px rgba(0 0 0 / 0.25);

    /* Motion */
    --t-fast: 0.12s;
    --t-med: 0.24s;
    --t-slow: 0.4s;
    --focus-ring: 0 0 0 3px rgba(var(--c-accent-rgb) / 0.35);

    /* Header */
    --header-bg: rgba(var(--c-surface-rgb) / 0.86);
    --header-blur: saturate(140%) blur(10px);

    /* Buttons (neutral baseline) */
    --btn-neutral-bg: var(--c-surface);
    --btn-neutral-fg: var(--c-text);
    --btn-neutral-border: var(--c-border);
    --btn-neutral-hover: var(--c-surface-alt);
    --btn-neutral-active: #e8edf3;

    /* Layout */
    --sidebar-width: 250px;
    --grad-app: radial-gradient(circle at 25% 20%,
            rgba(30 144 255 / 0.08),
            transparent 60%),
        radial-gradient(circle at 85% 65%, rgba(154 205 50 / 0.1), transparent 55%);

    /* Z-index */
    --z-header: 50;
    --z-nav: 60;
    --z-overlay: 90;
}

/* Dark theme overrides */
.theme-dark {
    --brand-blue: #66ccff;
    --brand-ygreen: #ccff66;
    --brand-primary: #9acd32;
    --c-bg: #0e1216;
    --c-bg-alt: #12171d;
    --c-surface: #171e26;
    --c-surface-alt: #1f2933;
    --c-border: #2a3541;
    --c-border-strong: #3a4856;
    --c-text: #ffffff;
    --c-text-soft: #b0bcc9;
    --c-accent: var(--brand-primary);
    --c-accent-rgb: 154 205 50;
    --c-accent-soft: rgba(var(--c-accent-rgb) / 0.22);
    --c-highlight: rgba(var(--c-accent-rgb) / 0.35);
    --c-danger: #f87171;
    --c-warn: #fbbf24;
    --c-success: #34d399;
    --shadow-sm: 0 1px 2px rgba(0 0 0 / 0.55), 0 0 0 1px rgba(255 255 255 / 0.03);
    --shadow-md: 0 2px 6px rgba(0 0 0 / 0.55), 0 1px 3px rgba(0 0 0 / 0.4);
    --shadow-lg: 0 8px 26px -4px rgba(0 0 0 / 0.65);
    --c-surface-rgb: 23 30 38;
    --header-bg: rgba(var(--c-surface-rgb) / 0.82);
    --header-blur: saturate(140%) blur(10px);
    --btn-neutral-bg: var(--c-surface-alt);
    --btn-neutral-fg: var(--c-text);
    --btn-neutral-border: color-mix(in srgb, var(--c-border), transparent 0%);
    --btn-neutral-hover: #26323e;
    --btn-neutral-active: #202a35;
}

@media (prefers-color-scheme: dark) {
    :root:not(.theme-light) {
        --brand-blue: #66ccff;
        --brand-ygreen: #ccff66;
        --brand-primary: #9acd32;
        --c-bg: #0e1216;
        --c-bg-alt: #12171d;
        --c-surface: #171e26;
        --c-surface-alt: #1f2933;
        --c-border: #2a3541;
        --c-border-strong: #3a4856;
        --c-text: #ffffff;
        --c-text-soft: #b0bcc9;
        --c-accent: var(--brand-primary);
        --c-accent-rgb: 154 205 50;
        --c-accent-alt: #7fb521;
        --c-accent-soft: rgba(var(--c-accent-rgb) / 0.22);
        --c-highlight: rgba(var(--c-accent-rgb) / 0.35);
        --c-danger: #f87171;
        --c-warn: #fbbf24;
        --c-success: #34d399;
        --shadow-sm: 0 1px 2px rgba(0 0 0 / 0.55),
            0 0 0 1px rgba(255 255 255 / 0.02);
        --shadow-md: 0 2px 6px rgba(0 0 0 / 0.55), 0 1px 3px rgba(0 0 0 / 0.4);
        --shadow-lg: 0 8px 26px -4px rgba(0 0 0 / 0.65);
        --c-surface-rgb: 23 30 38;
        --header-bg: rgba(var(--c-surface-rgb) / 0.82);
        --header-blur: saturate(140%) blur(10px);
        --btn-neutral-bg: var(--c-surface-alt);
        --btn-neutral-fg: var(--c-text);
        --btn-neutral-border: color-mix(in srgb, var(--c-border), transparent 0%);
        --btn-neutral-hover: #26323e;
        --btn-neutral-active: #202a35;
    }
}

@font-face {
    font-family: "Poppins";
    src: url("fonts/Poppins-Regular.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Poppins";
    src: url("fonts/Poppins-Bold.ttf") format("truetype");
    font-weight: 600 700;
    font-style: normal;
    font-display: swap;
}

/* Base */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    min-height: 100%;
}

body {
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font-sans);
    font-size: var(--fs-4);
    line-height: 1.45;
    background: var(--c-bg);
    color: var(--c-text);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    background-image: var(--grad-app);
    background-attachment: fixed;
    background-size: cover;
    overflow: hidden;
    /* prevent body from scrolling; main column will scroll */
}

/* Landing Screen (nested) */
.landing-screen {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-5);
    z-index: var(--z-overlay);
    /* backdrop-filter: blur(20px); */
    background: var(--c-surface-alt);

    .landing-card {
        width: min(520px, 100%);
        background: var(--c-surface);
        border: 1px solid var(--c-border);
        border-radius: var(--radius-lg);
        padding: clamp(var(--space-5), 5vw, var(--space-6));
        display: flex;
        flex-direction: column;
        gap: var(--space-4);
        box-shadow: var(--shadow-lg);
        text-align: center;
        position: relative;
        overflow: hidden;

        h1 {
            margin: 0;
            font-size: clamp(2rem, 5vw, 2.75rem);
            letter-spacing: 0.5px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        button {
            justify-content: center;
        }

        .landing-tagline {
            margin: 0 0 var(--space-2);
            font-size: var(--fs-5);
            font-weight: 500;
            color: var(--c-text-soft);
        }

        .landing-note {
            font-size: var(--fs-2);
            color: var(--c-text-soft);
        }
    }
}

body,
input,
button,
select,
textarea {
    font-feature-settings: "liga" 1, "clig" 1;
}

main {
    width: 100%;
    margin: 0 auto;
    padding: var(--space-3);
}

@media (min-width: 700px) {
    main {
        padding: var(--space-6);
    }
}

/* Header */
header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--header-bg);
    backdrop-filter: var(--header-blur);
    border-bottom: 1px solid var(--c-border);
    box-shadow: 0 2px 10px rgba(0 0 0 / 0.08);
}

header h1 {
    margin: 0;
    font-size: var(--fs-6);
    font-weight: 600;
    flex: 1;
    letter-spacing: 0.5px;
    color: var(--c-text);
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;

    .profile-img {
        background-color: #0e0e0e;
        border-radius: 50%;
    }
}

.actions-group {
    display: inline-flex;
    gap: var(--space-1);
    background: var(--c-surface-alt);
    padding: 4px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--c-border);
}

footer {
    padding: var(--space-5) var(--space-4);
    text-align: center;
    font-size: var(--fs-2);
    color: var(--c-text-soft);
}

/* Utilities */
.hidden {
    display: none !important;
}

#formContainer {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

/* Start Modal Steps */
.start-steps {
    position: relative;
}

.start-step {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.start-step h3 {
    margin: 0;
    font-size: var(--fs-5);
    font-weight: 600;
}

.step-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: flex-end;
}

/* Two-panel template selection */
.two-panel {
    display: flex;
    align-items: stretch;
}

.two-panel .panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--c-border);
    background: var(--c-surface-alt);
    overflow: hidden;
}

.two-panel .panel-depts {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.two-panel .panel-templates {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    border-left: none;
}

.panel-head {
    padding: 0.55rem 0.75rem;
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    align-items: center;

    h4 {
        margin: 0;
        font-weight: var(--fw-bold);
    }
}

.panel-head input {
    min-width: unset;
    width: 100%;
}

.two-panel .list {
    list-style: none;
    margin: 0;
    padding: 0;
    overflow-y: auto;
    flex: 1;
    font-size: var(--fs-3);
}

.two-panel .list li {
    padding: 0.55rem 0.75rem;
    cursor: pointer;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    border-bottom: 1px solid var(--c-border);
}

.two-panel .list li:last-child {
    border-bottom: none;
}

.two-panel .list li:hover {
    background: var(--c-surface);
}

.two-panel .list li.active {
    background: var(--c-accent-soft);
    font-weight: 600;
}

.template-pill {
    margin-left: auto;
    font-size: var(--fs-1);
    background: var(--c-surface);
    padding: 2px 6px;
    border-radius: 999px;
    border: 1px solid var(--c-border);
    opacity: 0.65;
}

@media (max-width: 760px) {
    .two-panel {
        flex-direction: column;
    }

    .two-panel .panel-depts {
        border-radius: var(--radius-md) var(--radius-md) 0 0;
        border-bottom: none;
    }

    .two-panel .panel-templates {
        border-radius: 0 0 var(--radius-md) var(--radius-md);
        border-left: 1px solid var(--c-border);
    }
}

/* Metadata Editor */
.meta-editor .meta-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.meta-editor .meta-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: var(--space-2);
    align-items: center;
}

/* Sections */
.section-header-row {
    display: flex;
    align-items: center;
    position: relative;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--c-surface-alt);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    z-index: 1;
    user-select: none;
}

.section-header-row h1 {
    all: unset;
    font-size: var(--fs-5);
    font-weight: 600;
    cursor: pointer;
    flex: 1;
    position: relative;
    line-height: 1.2;
    padding-right: calc(var(--space-4) + 1.25rem);
}

.section-header-row h1::after {
    content: "";
    width: 24px;
    height: 24px;
    transition: transform var(--t-med) ease-in-out;
    background: currentColor;
    mask: url("assets/icons/chevron-down.svg");
    position: absolute;
    right: 0;
    align-self: center;
}

.section.collapsed .section-header-row h1::after {
    transform: rotate(180deg);
}

.section.disabled .section-header-row h1::after {
    display: none;
}

.section-body {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--c-border);
    border-bottom-right-radius: var(--radius-lg);
    border-bottom-left-radius: var(--radius-lg);
    background: var(--c-surface);
    margin-top: calc(var(--radius-lg) * -1);
    padding: calc(var(--space-4) + var(--radius-lg)) var(--space-4) var(--space-5);
    gap: var(--space-4);
    animation: slideDown var(--t-med) ease-in-out;
    z-index: -1;
}

.section.collapsed .section-body {
    display: none;
}

.section.disabled .section-body {
    display: none;
}

/* Optional checkbox (section-optional-checkbox) */
.section-optional-checkbox {
    accent-color: var(--c-accent);
    width: 1.05rem;
    height: 1.05rem;
    cursor: pointer;
}

/* Groups */
.group {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);

    .toggled {
        gap: 0;
        border: 1px solid var(--c-border);
        border-radius: var(--radius-md);

        .group-header {
            background: var(--c-surface-alt);
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            border-bottom: 1px solid var(--c-border);
            padding: var(--space-2);
        }

        .group-body {
            padding: var(--space-2);
        }
    }

    .group-header {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        cursor: default;

        label,
        h2 {
            margin: 0;
            font-size: var(--fs-4);
            font-weight: 600;
            cursor: pointer;
        }
    }

    .group-body {
        display: grid;
        gap: var(--space-3);
    }

    .group-body.layout-vstack {
        grid-template-columns: repeat(1, minmax(120px, 1fr));
    }

    .group-body.layout-hstack {
        display: flex;
        flex-wrap: wrap;
        flex-direction: row;
        align-items: center;
    }

    .group-body.layout-columns {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }

    .group-body.layout-columns.cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .group-body.layout-columns.cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .group-body.layout-columns.cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .group-body.layout-columns.cols-5 {
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }
}

/* Form Layout */
.form-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    max-width: 100%;
    justify-content: space-between;
}

.form-row.inline {
    flex-direction: row;
    justify-content: flex-start;
}

.form-row.inline.reverse {
    flex-direction: row-reverse;
    justify-content: flex-end;
}

.form-row>label {
    font-weight: var(--fw-semibold);
    font-size: var(--fs-3);
    color: var(--c-text);
    letter-spacing: 0.25px;
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

.form-row>label.required::after {
    content: "*";
    color: var(--c-danger);
}

input[type="text"],
input[type="number"],
input[type="date"],
textarea,
select {
    font: inherit;
    background: var(--c-surface);
    color: var(--c-text);
    border: 1px solid var(--c-border);
    padding: 0.6rem 0.7rem;
    border-radius: var(--radius-md);
    line-height: 1.2;
    min-width: 100px;
    transition: background var(--t-fast), border-color var(--t-fast),
        box-shadow var(--t-fast);
}

/* Hide number input spin buttons */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

textarea {
    width: 100%;
    resize: vertical;
    field-sizing: content;
}

select {
    display: flex;
    background: var(--c-surface-alt);
    appearance: base-select;
    justify-content: space-between;
    align-items: center;

    &::picker-icon {
        content: "";
        width: 24px;
        height: 24px;
        transition: transform var(--t-med) ease-in-out;
        background: currentColor;
        mask: url("assets/icons/chevron-down.svg");
    }

    &:open::picker-icon {
        transform: rotate(180deg);
    }

    &::picker(select) {
        appearance: base-select;
        border: 1px solid var(--c-border);
        padding: 0px;
        border-radius: var(--radius-md);
        background: var(--c-surface);
        box-shadow: var(--shadow-lg);
        max-height: 270px;
        overflow-y: auto;
        transition: all var(--t-med) allow-discrete;
        opacity: 0;
        transform: translateY(-10px);
    }

    &::picker(select):popover-open {
        opacity: 1;
        transform: translateY(0);
    }

    @starting-style {
        &::picker(select):popover-open {
            opacity: 0;
            transform: translateY(-10px);
        }
    }

    option {
        padding: 0.5rem 0.75rem;
        font-size: var(--fs-3);
        cursor: pointer;
        display: flex;
        gap: var(--space-3);
        align-items: center;
        line-height: 1.2;
        transition: background var(--t-fast), color var(--t-fast);
        color: var(--c-text);

        &::checkmark {
            display: none;
        }
    }

    option:hover {
        background: var(--c-accent-soft);
    }

    option:focus,
    option[selected] {
        background: var(--c-highlight);
    }

    option:focus {
        outline: none;
    }
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--c-accent);
    box-shadow: var(--focus-ring);
}

input[aria-invalid="true"],
textarea[aria-invalid="true"] {
    border-color: var(--c-danger);
    background: rgba(220 38 38 / 0.07);
}

.error-msg {
    color: var(--c-danger);
    font-size: var(--fs-2);
    letter-spacing: 0.3px;
    margin-top: -2px;
}

/* Buttons */
button {
    --btn-bg: var(--btn-neutral-bg);
    --btn-fg: var(--btn-neutral-fg);
    --btn-border: var(--btn-neutral-border);
    --btn-bg-hover: var(--btn-neutral-hover);
    --btn-bg-active: var(--btn-neutral-active);
    cursor: pointer;
    font: inherit;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5ch;
    padding: 0.6rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--btn-border);
    background: var(--btn-bg);
    color: var(--btn-fg);
    line-height: 1;
    position: relative;
    transition: background var(--t-fast), color var(--t-fast),
        box-shadow var(--t-fast), transform var(--t-fast),
        border-color var(--t-fast);
    text-decoration: none;
    box-shadow: 0 1px 0 rgba(0 0 0 / 0.03);
}

button:hover {
    background: var(--btn-bg-hover);
}

button:active {
    background: var(--btn-bg-active);
}

button:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

button[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
}

.add-button {
    width: 100%;
    text-align: center;
    justify-content: center;
}

.remove-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    padding: 0;
    border-radius: 50%;
    border: none;
    background: var(--c-accent-soft);
    color: var(--c-text);
    cursor: pointer;
    position: relative;
    font-size: 0.75rem;
    line-height: 1;
    align-self: center;
}

.remove-button::after {
    content: "✕";
}

.remove-button:hover {
    background: var(--c-danger);
    color: #fff;
}

.icon-button {
    padding: 0.35rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--btn-neutral-border);
    background: var(--btn-neutral-bg);
    color: var(--c-text);
}

.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    font-size: 1.25rem;
    line-height: 1;
    user-select: none;
}

/* Autocomplete */
.autocomplete {
    input {
        width: 100%;
    }

    position: relative;
}

[popover].ac-popover {
    border: 1px solid var(--c-border);
    padding: 0px;
    border-radius: var(--radius-md);
    background: var(--c-surface);
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
    margin: 2px 0 0 0;
    position: absolute;
    width: auto;
    max-width: 80vw;
    position-area: bottom center;
    position-visibility: anchors-visible;
    position-try-fallbacks: top center;
    position-try-order: most-height;
    max-height: min(270px, 50vh);
    opacity: 0;
    transform: translateY(-10px);
    transition: all var(--t-med) allow-discrete;

    &:popover-open {
        opacity: 1;
        transform: translateY(0);
    }

    @starting-style {
        &:popover-open {
            opacity: 0;
            transform: translateY(-10px);
        }
    }

    & div {
        color: var(--c-text);
        padding: 0.5rem 0.75rem;
        font-size: var(--fs-3);
        cursor: pointer;
        display: flex;
        gap: var(--space-3);
        justify-content: space-between;
        align-items: center;
        text-align: left;
        line-height: 1.2;
        transition: background var(--t-fast), color var(--t-fast);
    }

    & div:hover {
        background: var(--c-accent-soft);
    }

    & div.active {
        background: var(--c-highlight);
    }

    & .ac-secondary-label {
        font-size: var(--fs-2);
        color: var(--c-text-soft);
    }
}

/* Tag list (diagnosis, etc.) */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: var(--space-2) 0 var(--space-1);
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--c-accent);
    color: #fff;
    padding: 0.35rem 0.35rem 0.35rem 0.75rem;
    font-size: var(--fs-2);
    border-radius: 999px;
    letter-spacing: 0.3px;
    line-height: 1;
    box-shadow: var(--shadow-sm);
}

.tag .remove-button {
    background: rgba(255 255 255 / 0.25);
    color: #fff;
}

.tag .remove-button:hover {
    background: rgba(0 0 0 / 0.35);
}

/* Lists & dynamic inputs */
.list-field {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.list-field li {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.list-field li input {
    flex: 1;
}

/* Static blocks (markdown content) */
.static-block,
.form-row.inline .static-block {
    background: var(--c-surface-alt);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-4);
    color: var(--c-text-soft);
    font-size: var(--fs-3);
    line-height: 1.4;
}

/* Computed / emphasis */
.computed-value {
    font-weight: 600;
    color: var(--c-accent);
    letter-spacing: 0.3px;
}

/* Tables */
.table-wrapper {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    overflow-x: auto;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    background: var(--c-surface);
}

.table-wrapper table {
    border-collapse: collapse;
    font-size: var(--fs-3);
}

.table-wrapper thead {
    background: var(--c-surface-alt);
    text-align: center;
}

.table-wrapper th,
.table-wrapper td {
    padding: 0.55rem 0.65rem;
    border: 1px solid var(--c-border);
    vertical-align: middle;
    text-align: center;
}

.table-wrapper tbody tr:nth-child(even) {
    background: rgba(var(--c-accent-rgb) / 0.03);
}

.table-wrapper tbody tr:hover {
    background: rgba(var(--c-accent-rgb) / 0.07);
}

/* DataEditor */
.data-editor {
    display: flex;
    flex-direction: column;
}

.data-editor .data-cell {
    width: 100%;
    font: inherit;
    font-size: var(--fs-3);
}

.data-editor .data-cell textarea {
    resize: vertical;
}

.data-editor .data-table tr td {
    vertical-align: middle;
}

.data-editor .data-editor-quickadd {
    display: none;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
    padding: var(--space-2);
    border: 1px solid var(--c-border);
    border-bottom: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.data-editor.has-quickadd .data-editor-quickadd {
    display: flex;
}

.data-editor .table-wrapper {
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 0px;
}

.data-editor.has-quickadd .table-wrapper {
    border-radius: 0px;
}

.data-editor .add-button {
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

/* DataEditor Drag & Drop (moved from inline <style> injection) */
.data-editor .drag-handle {
    cursor: grab;
    user-select: none;
    font-size: 14px;
    line-height: 1;
    display: inline-block;
    padding: 2px 4px;

    &:active {
        cursor: grabbing;
    }
}


.data-editor tr.dragging {
    opacity: 0.55;
}

.data-editor tr.drag-over-before {
    box-shadow: 0 -3px 0 var(--c-accent) inset;
    position: relative;
}

.data-editor tr.drag-over-after {
    box-shadow: 0 3px 0 var(--c-accent) inset;
    position: relative;
}

.data-editor tr.drag-over-before::before,
.data-editor tr.drag-over-after::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--c-accent);
    pointer-events: none;
}

.data-editor tr.drag-over-before::before {
    top: 0;
}

.data-editor tr.drag-over-after::after {
    bottom: 0;
}

.data-editor .drag-handle-cell {
    width: 24px;
    text-align: center;
}

.data-editor th.drag-col {
    width: 24px;
}

.data-editor .drag-handle:focus {
    outline: 2px solid var(--c-accent);
    outline-offset: 2px;
}

/* Computed cells visual cue */
.data-editor .computed-cell {
    background: rgba(var(--c-accent-rgb) / 0.06);
}

/* Scrollbars */
* {
    scrollbar-color: var(--c-border) transparent;
}

*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background: var(--c-border);
    border-radius: 20px;
    border: 2px solid var(--c-bg);
}

/* Focus Handling */
*:focus:not(:focus-visible) {
    outline: none;
}

/* Markdown content inside static blocks */
.static-block p {
    margin: 0 0 var(--space-2);
}

.static-block ul,
.static-block ol {
    margin: 0 0 var(--space-2) var(--space-5);
    padding: 0;
}

/* Transitions / subtle effects */
input,
textarea,
select,
button {
    transition: background var(--t-fast), border-color var(--t-fast),
        color var(--t-fast), box-shadow var(--t-fast), transform var(--t-fast);
}

/* States */
.theme-dark .tag {
    box-shadow: none;
}

.theme-dark .section-header-row {
    background: var(--c-surface-alt);
}

.theme-dark .table-wrapper tbody tr:nth-child(even) {
    background: rgba(var(--c-accent-rgb) / 0.12);
}

.theme-dark .table-wrapper tbody tr:hover {
    background: rgba(var(--c-accent-rgb) / 0.18);
}

/* Print tweaks (simple) */
@media print {

    header,
    footer,
    .actions,
    .ac-results {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
    }

    .section,
    .group,
    .static-block {
        box-shadow: none;
        border-color: #999;
    }
}

/* Dialogs */
dialog {
    border: none;
    padding: 0;
    background: transparent;
    border-radius: var(--radius-lg);
    max-width: min(640px, 96vw);
    width: fit-content;

    &::backdrop {
        backdrop-filter: blur(10px) brightness(0.9);
        background: rgba(var(--c-surface-rgb) / 0.35);
    }

    .modal-content {
        background: var(--c-surface);
        color: var(--c-text);
        border: 1px solid var(--c-border);
        border-radius: var(--radius-lg);
        min-width: min(320px, 96vw);
        max-width: 96vw;
        max-height: 90vh;
        overflow: hidden;
        box-shadow: var(--shadow-lg);
        display: flex;
        flex-direction: column;
    }

    .modal-header,
    .modal-footer {
        padding: var(--space-3) var(--space-4);
        background: var(--c-surface-alt);
    }

    .modal-header {
        border-bottom: 1px solid var(--c-border);
        display: flex;
        align-items: center;
        justify-content: space-between;

        h2 {
            font-size: var(--fs-5);
            font-weight: 600;
            margin: 0;
        }
    }

    .modal-footer {
        border-top: 1px solid var(--c-border);
        display: flex;
        gap: var(--space-2);
        justify-content: flex-end;
    }

    .modal-body {
        padding: var(--space-4);
        overflow: auto;
        display: flex;
        flex-direction: column;
        gap: var(--space-3);
    }
}

.modal-close {
    border-radius: 50%;
    padding: 0rem;
    height: 2rem;
    width: 2rem;
    align-items: center;
    justify-content: center;
}

.modal-close::after {
    content: "✕";
}

/* Fieldset */
fieldset {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    border: 1px solid var(--c-border-strong);
    border-radius: var(--radius-md);
}

fieldset legend {
    font-weight: 600;
    padding: 0 var(--space-2);
}

/* Radio */
input[type="radio"] {
    appearance: none;
    width: 24px;
    height: 24px;
    vertical-align: top;
    position: relative;
    margin: 0;
    cursor: pointer;
    border: 1px solid var(--c-border-strong);
    background: transparent;
    border-radius: 100%;
    transition: background var(--t-fast), border-color var(--t-fast),
        box-shadow var(--t-fast);
}

input[type="radio"]:checked {
    background: var(--c-accent);
    border-color: var(--c-accent);
}

input[type="radio"]:disabled {
    background-color: var(--c-border);
    cursor: not-allowed;
    opacity: 0.9;
}

input[type="radio"]:disabled:checked {
    background-color: var(--c-border);
    border-color: var(--c-border);
}

input[type="radio"]:hover:not(:checked):not(:disabled) {
    border-color: var(--c-accent);
}

input[type="radio"]+label {
    display: inline-block;
    vertical-align: middle;
    cursor: pointer;
    margin-left: 4px;
}

input[type="radio"]:disabled+label {
    cursor: not-allowed;
}

input[type="radio"]::after {
    content: "";
    display: block;
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 100%;
    left: 5px;
    top: 5px;
    transform: scale(2);
    opacity: 0;
    background: var(--c-surface);
    transition: transform var(--t-slow) ease, opacity var(--t-fast) ease;
}

input[type="radio"]:checked::after {
    transform: scale(1);
    opacity: 1;
}

/* Checkbox */
input[type="checkbox"] {
    appearance: none;
    width: 24px;
    height: 24px;
    vertical-align: top;
    position: relative;
    margin: 0;
    cursor: pointer;
    border: 1px solid var(--c-border-strong);
    background: transparent;
    transition: background 0.3s, border-color 0.3s, box-shadow 0.2s;
    border-radius: var(--radius-md);
}

input[type="checkbox"]:checked {
    background: var(--c-accent);
    border-color: var(--c-accent);
}

input[type="checkbox"]:disabled {
    background-color: var(--c-border);
    cursor: not-allowed;
    opacity: 0.9;
}

input[type="checkbox"]:disabled:checked {
    background-color: var(--c-border);
    border-color: var(--c-border);
}

input[type="checkbox"]:hover:not(:checked):not(:disabled) {
    border-color: var(--c-accent);
}

input[type="checkbox"]:active:not(:checked):not(:disabled) {
    background-color: var(--c-accent-soft);
}

input[type="checkbox"]+label {
    display: inline-block;
    vertical-align: middle;
    cursor: pointer;
    margin-left: 4px;
}

input[type="checkbox"]:disabled+label {
    cursor: not-allowed;
}

input[type="checkbox"]::after {
    content: "";
    display: block;
    position: absolute;
    width: 5px;
    height: 10px;
    border: 2px solid var(--c-surface);
    border-top: 0;
    border-left: 0;
    left: 7px;
    top: 4px;
    transform: rotate(45deg);
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.2, 0.85, 0.32, 1.2), opacity 0.2s;
}

input[type="checkbox"]:checked::after {
    opacity: 1;
    transform: rotate(45deg);
}

/* App Shell */
.app-shell {
    flex: 1 1 auto;
    width: 100%;
    display: flex;
    flex-direction: row;
    min-height: 0;
    position: relative;
}

/* Main column wrapper containing main + footer; only this scrolls */
.app-main-col {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    min-height: 0;
}

/* Ensure main grows and footer sticks after content */
.app-main-col>main {
    flex: 1 0 auto;
}

.app-main-col>footer {
    flex-shrink: 0;
}

/* Side Section Navigation */
#sectionNav {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    background: var(--c-surface);
    border-right: 1px solid var(--c-border);
    padding: var(--space-4);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    transform: translateX(-100%);
    min-width: var(--sidebar-width);
    max-width: var(--sidebar-width);
    height: 100vh;
    overflow-y: auto;
    z-index: var(--z-nav);
    transition: width var(--t-med), transform var(--t-med) ease,
        box-shadow var(--t-med);

    input {
        width: 100%;
    }

    ul {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-direction: column;
        gap: 2px;
    }

    a {
        text-decoration: none;
        display: flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.45rem 0.65rem;
        border-radius: var(--radius-sm);
        font-size: var(--fs-3);
        color: var(--c-text-soft);
        line-height: 1.1;
        position: relative;
    }

    a .dot {
        width: 0.5rem;
        height: 0.5rem;
        border-radius: 50%;
        background: currentColor;
        opacity: 0.45;
        transition: transform var(--t-fast), opacity var(--t-fast);
    }

    a.active {
        background: var(--c-accent-soft);
        color: var(--c-accent);
        font-weight: var(--fw-semibold);
    }

    a.active .dot {
        opacity: 1;
    }

    a:hover {
        background: var(--c-surface-alt);
        color: var(--c-text);
    }
}

html.nav-open #sectionNav {
    transform: translateX(0);
}

@media (min-width: 1000px) {
    #sectionNav {
        transform: none !important;
        position: relative;
        top: 0;
        height: 100%;
        box-shadow: none;
        flex: 0 0 var(--sidebar-width);
    }

    #navMenuBtn,
    #navCloseBtn {
        display: none !important;
    }
}

#sectionNav .nav-inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    height: 100%;
}

.nav-head {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

#sectionNav .nav-head h2 {
    flex: 1;
    margin: 0;
    font-size: var(--fs-5);
    font-weight: var(--fw-semibold);
    letter-spacing: 0.5px;
    color: var(--c-text-soft);
}

.nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0 0 0 / 0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--t-med);
}

html.nav-open .nav-backdrop {
    opacity: 1;
    visibility: visible;
}

.app-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* QuanityUnit */
.quantity-unit {
    display: flex;
    gap: 0px;
    align-items: stretch;

    input {
        min-width: 10px;
        width: 70px;
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
    }

    select {
        border-top-left-radius: 0;
        border-bottom-left-radius: 0;
        border-left: none;
    }
}

/* FrequencyEditor */
.frequency-editor {
    display: flex;
    gap: 0px;
    align-items: stretch;

    .freq-toggle {
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        border-left: none;

        &.active {
            --btn-bg: var(--c-accent-soft);
        }
    }

    select {
        border-radius: var(--radius-md) 0 0 var(--radius-md);
    }

    .freq-manual {
        display: flex;
        gap: 0;
        align-items: stretch;
        border: 1px solid var(--c-border);
        border-radius: var(--radius-md) 0 0 var(--radius-md);

        input {
            min-width: 10px;
            width: 50px;
            border: none;
            border-right: 1px solid var(--c-border);
            border-radius: 0;
        }

        input:first-child {
            border-top-left-radius: var(--radius-md);
            border-bottom-left-radius: var(--radius-md);
        }

        input:last-child {
            border-right: none;
        }

        input:focus {
            outline: none;
            border-color: var(--c-border);
            box-shadow: none;
        }

        &:has(input:focus) {
            outline: none;
            border-color: var(--c-accent);
            box-shadow: var(--focus-ring);
        }
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10%);
    }

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

/* SegmentedNumber */
.segmented-number {
    display: flex;
    gap: 0px;
    align-items: stretch;
}

.segmented-number .seg-wrap {
    display: flex;
    align-items: stretch;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.segmented-number input[type="number"] {
    min-width: 50px;
    width: 70px;
    border: none;
    border-right: 1px solid var(--c-border);
    border-radius: 0;
    background: var(--c-surface);
}

.segmented-number input[type="number"]:focus {
    outline: none;
    box-shadow: none;
}

.segmented-number .seg-wrap:has(input:focus) {
    outline: none;
    border-color: var(--c-accent);
    box-shadow: var(--focus-ring);
}

.segmented-number input[type="number"]:last-of-type {
    border-right: none;
}

.segmented-number .seg-sep {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 0.35rem;
    font-weight: 600;
    color: var(--c-text-soft);
    background: var(--c-surface-alt);
    border-right: 1px solid var(--c-border);
    user-select: none;
}

.segmented-number .seg-unit {
    display: inline-flex;
    align-items: center;
    padding: 0 0.5rem;
    font-size: var(--fs-3);
    font-weight: 600;
    background: var(--c-surface-alt);
    color: var(--c-text-soft);
    border-left: 1px solid var(--c-border);
    user-select: none;
}

.segmented-number[aria-invalid="true"] .seg-wrap {
    border-color: var(--c-danger);
    background: rgba(220 38 38 / 0.07);
}