/* =========================================================
   Pocket Kit — forms.css
   ========================================================= */

/* --- Field Wrapper --- */
.fields {
    display: flex;
    flex-wrap: wrap;
    gap: var(--siblingSpacing);
    align-items: flex-start;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
    min-width: 0;
}

/* Vertical form layout — fields stack full-width */
.fields-col {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
}

.field label {
    font-size: var(--smFontSize);
    line-height: var(--smLineHeight);
    font-weight: 600;
    color: var(--surfaceTxtColor);
    cursor: pointer;
    user-select: none;
}

/* --- Base Input / Textarea / Select --- */
.field input:not([type="checkbox"]):not([type="radio"]),
.field textarea,
.field select,
.input {
    display: block;
    width: 100%;
    height: var(--btnHeight);
    padding: 0 var(--inputPadding);
    border: 1px solid var(--inputBorderColor);
    border-radius: var(--inputBorderRadius);
    background: var(--inputColor);
    color: var(--surfaceTxtColor);
    font-family: var(--fontFamily);
    font-size: var(--fontSize);
    line-height: var(--lineHeight);
    outline: none;
    transition:
        background var(--animationSpeed),
        border-color var(--animationSpeed);
    -webkit-appearance: none;
    appearance: none;
}

.field textarea {
    height: auto;
    min-height: 100px;
    padding: var(--tableSpacing) var(--inputPadding);
    resize: vertical;
}

.field input:not([type="checkbox"]):not([type="radio"]):hover,
.field textarea:hover,
.field select:hover {
    background: var(--inputFocusColor);
}

.field input:not([type="checkbox"]):not([type="radio"]):focus,
.field textarea:focus,
.field select:focus {
    background: var(--inputFocusColor);
    border-color: var(--accentColor);
}

.field input::placeholder,
.field textarea::placeholder {
    color: var(--surfaceTxtHintColor);
}

.field input:disabled,
.field textarea:disabled,
.field select:disabled {
    opacity: 0.6;
    pointer-events: none;
}

/* --- Addon Field (fused prefix/suffix + input in same container) --- */
/*
 * Usage: <div class="field addon">
 *            <span class="input-addon">prefix</span>
 *            <input type="text">
 *            <button class="input-addon">suffix</button>
 *        </div>
 *
 * Border lives on the CONTAINER — all children are borderless inside.
 * :has(input:focus) drives hover/focus state for the whole row.
 */
.field.addon {
    flex-direction: row;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0;
    border: 1px solid var(--inputBorderColor);
    border-radius: var(--inputBorderRadius);
    background: var(--inputColor);
    overflow: hidden;
    transition: border-color var(--animationSpeed), background var(--animationSpeed);
}

/* hover */
.field.addon:hover {
    background: var(--inputFocusColor);
}

/* focus — triggered when any input/textarea inside is focused */
.field.addon:has(input:focus),
.field.addon:has(textarea:focus) {
    border-color: var(--accentColor);
    background: var(--inputFocusColor);
}

/* input/textarea inside: no own border, transparent bg — container handles it */
.field.addon input:not([type="checkbox"]):not([type="radio"]),
.field.addon textarea,
.field.addon .input {
    flex: 1;
    min-width: 0;
    border: none;
    border-radius: 0;
    background: transparent;
    outline: none;
    box-shadow: none;
    /* height comes from base style (var(--btnHeight)) — do not override with 100% */
}

/* separator line between addon and input */
.input-addon + input,
.input-addon + textarea,
.input-addon + .input,
input + .input-addon,
textarea + .input-addon,
.input + .input-addon {
    border-left: 1px solid var(--inputBorderColor);
    transition: border-color var(--animationSpeed);
}

.field.addon:has(input:focus) .input-addon + input,
.field.addon:has(input:focus) input + .input-addon,
.field.addon:has(textarea:focus) .input-addon + textarea,
.field.addon:has(textarea:focus) textarea + .input-addon {
    border-color: color-mix(in srgb, var(--accentColor), transparent 60%);
}

/* static prefix/suffix slot */
.input-addon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--inputPadding);
    background: var(--surfaceAlt2Color);
    color: var(--surfaceTxtHintColor);
    font-size: var(--smFontSize);
    white-space: nowrap;
    flex-shrink: 0;
    user-select: none;
    transition: background var(--animationSpeed), color var(--animationSpeed);
    cursor: default;
}

/* clickable addon (button) */
button.input-addon {
    cursor: pointer;
    border: none;
    outline: none;
}
button.input-addon:hover {
    background: var(--surfaceAlt3Color);
    color: var(--surfaceTxtColor);
}

/* --- Select Arrow --- */
.field select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='%236b747b'%3E%3Cpath d='M12 15l-6-6h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 32px;
    cursor: pointer;
}

/* --- Checkbox & Radio --- */
.field input[type="checkbox"]:not(.switch),
.field input[type="radio"] {
    width: var(--checkboxSize);
    height: var(--checkboxSize);
    border: 2px solid var(--inputBorderColor);
    border-radius: 4px;
    background: var(--inputColor);
    cursor: pointer;
    flex-shrink: 0;
    -webkit-appearance: none;
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background var(--animationSpeed), border-color var(--animationSpeed);
    position: relative;
}

.field input[type="radio"] {
    border-radius: 50%;
}

.field input[type="checkbox"]:not(.switch):checked,
.field input[type="radio"]:checked {
    background: var(--accentColor);
    border-color: var(--accentColor);
}

.field input[type="checkbox"]:not(.switch):checked::after {
    content: '';
    display: block;
    width: 5px;
    height: 9px;
    border: 2px solid #fff;
    border-top: none;
    border-left: none;
    transform: rotate(45deg) translateY(-1px);
}

.field input[type="radio"]:checked::after {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #fff;
}

/* Checkbox/radio label alignment */
.field:has(input[type="checkbox"]:not(.switch)),
.field:has(input[type="radio"]) {
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

/* --- Switch / Toggle --- */
input[type="checkbox"].switch {
    --switchW: 38px;
    --switchH: 22px;
    --thumbSize: 16px;
    width: var(--switchW);
    height: var(--switchH);
    border-radius: var(--switchH);
    border: none;
    background: var(--surfaceAlt3Color);
    cursor: pointer;
    position: relative;
    transition: background var(--animationSpeed);
    flex-shrink: 0;
    -webkit-appearance: none;
    appearance: none;
    display: inline-block;
    vertical-align: middle;
    outline: none;
    overflow: hidden;
}

input[type="checkbox"].switch::after {
    content: '';
    display: block;
    width: var(--thumbSize);
    height: var(--thumbSize);
    border-radius: 50%;
    background: #fff;
    position: absolute;
    top: 50%;
    left: 3px;
    transform: translateY(-50%);
    transition: left var(--animationSpeed);
    box-shadow: 0 1px 3px rgba(0,0,0,0.25);
    border: none;
}

input[type="checkbox"].switch:checked {
    background: var(--accentColor);
}

input[type="checkbox"].switch:checked::after {
    left: calc(var(--switchW) - var(--thumbSize) - 3px);
    transform: translateY(-50%);
    border: none;
    width: var(--thumbSize);
    height: var(--thumbSize);
    background: #fff;
    border-radius: 50%;
}

input[type="checkbox"].switch.sm {
    --switchW: 30px;
    --switchH: 18px;
    --thumbSize: 12px;
}

/* --- Field Error / Help Text --- */
.field-error {
    font-size: var(--smFontSize);
    color: var(--dangerColor);
    margin-top: 2px;
}

.field-hint {
    font-size: var(--smFontSize);
    color: var(--surfaceTxtHintColor);
    margin-top: 2px;
}

/* --- Input with icon/addon --- */
.input-icon {
    position: relative;
}
.input-icon i {
    position: absolute;
    top: 50%;
    left: var(--inputPadding);
    transform: translateY(-50%);
    color: var(--surfaceTxtHintColor);
    pointer-events: none;
}
.input-icon input {
    padding-left: calc(var(--inputPadding) + 22px);
}

/* --- Searchbar --- */
/* Full-width bar variant (page header / inline filter) */
.searchbar {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: var(--siblingSpacing);
    background: var(--surfaceColor);
    border-bottom: 1px solid var(--surfaceAlt2Color);
    padding: var(--tableSpacing) var(--smSpacing);
}

.searchbar .searchbar-input {
    flex: 1;
    min-width: 0;
    height: var(--smBtnHeight);
    padding: 0 var(--inputPadding);
    border: 1px solid var(--inputBorderColor);
    border-radius: 30px;
    background: var(--inputColor);
    color: var(--surfaceTxtColor);
    font-family: var(--fontFamily);
    font-size: var(--fontSize);
    outline: none;
    transition: border-color var(--animationSpeed), background var(--animationSpeed);
    -webkit-appearance: none;
    appearance: none;
}

.searchbar .searchbar-input:hover {
    background: var(--inputFocusColor);
}

.searchbar .searchbar-input:focus {
    border-color: var(--accentColor);
    background: var(--inputFocusColor);
}

/* --- Form Group (label + fields) --- */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--siblingSpacing);
    margin-bottom: var(--smSpacing);
}

.form-group + .form-group {
    padding-top: var(--smSpacing);
    border-top: 1px solid var(--surfaceAlt2Color);
}