/* ================================================================
   PROJECTKART — FORMS
   Premium dark inputs / selects / checkboxes / form layouts
================================================================ */


/* ----------------------------------------------------------------
   FORM GROUP
---------------------------------------------------------------- */

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;

    width: 100%;
}

.form-group + .form-group {
    margin-top: 18px;
}


/* ----------------------------------------------------------------
   FORM ROW
---------------------------------------------------------------- */

.form-row .form-group + .form-group {
    margin-top: 0;
}

.form-row + .form-row,
.form-row + .form-group,
.form-group + .form-row {
    margin-top: 18px;
}

.form-status {
    min-height: 1.2em;
    color: #8b97ab;
    font-size: 13px;
    line-height: 1.5;
}

.form-status[data-status="error"] {
    color: #ff8b8b;
}

.form-status[data-status="success"] {
    color: #7ddea0;
}

.form-status[data-status="info"] {
    color: #8eb4ff;
}

.form-row--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}


/* ----------------------------------------------------------------
   LABEL
---------------------------------------------------------------- */

.form-label {
    display: inline-flex;
    align-items: center;
    gap: 4px;

    color: var(--color-text-secondary);

    font-size: 12px;
    font-weight: var(--font-weight-600);
    line-height: 1.4;
}

.form-label__required {
    color: var(--color-danger);
}

.form-label__optional {
    margin-left: 3px;

    color: var(--color-text-subtle);

    font-size: 10px;
    font-weight: var(--font-weight-400);
}


/* ----------------------------------------------------------------
   FIELD WRAPPER
---------------------------------------------------------------- */

.form-field {
    position: relative;

    width: 100%;
}


/* ----------------------------------------------------------------
   BASE INPUT
---------------------------------------------------------------- */

.form-input,
.form-select,
.form-textarea {
    width: 100%;

    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);

    background: var(--color-surface);

    color: var(--color-text-primary);

    font-family: var(--font-family-body);
    font-size: 13px;
    font-weight: var(--font-weight-400);

    outline: none;

    transition:
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        box-shadow var(--transition-fast),
        color var(--transition-fast);
}

.form-input,
.form-select {
    height: 46px;

    padding: 0 14px;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 1;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--color-border-strong);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-brand-border-strong);

    background: var(--color-surface-2);

    box-shadow:
        0 0 0 3px var(--color-brand-soft),
        0 0 22px rgba(40, 120, 255, 0.06);
}


/* ----------------------------------------------------------------
   INPUT SIZES
---------------------------------------------------------------- */

.form-input--sm,
.form-select--sm {
    height: 38px;

    padding-left: 11px;
    padding-right: 11px;

    border-radius: var(--radius-sm);

    font-size: 11px;
}

.form-input--lg,
.form-select--lg {
    height: 54px;

    padding-left: 16px;
    padding-right: 16px;

    border-radius: var(--radius-lg);

    font-size: 14px;
}


/* ----------------------------------------------------------------
   INPUT WITH ICON
---------------------------------------------------------------- */

.form-field--icon-left .form-input {
    padding-left: 42px;
}

.form-field--icon-right .form-input {
    padding-right: 42px;
}

.form-field__icon {
    position: absolute;

    top: 50%;

    width: 17px;
    height: 17px;

    color: var(--color-text-muted);

    transform: translateY(-50%);

    pointer-events: none;
}

.form-field__icon--left {
    left: 14px;
}

.form-field__icon--right {
    right: 14px;
}

.form-field:focus-within .form-field__icon {
    color: var(--color-brand-primary);
}


/* ----------------------------------------------------------------
   SEARCH INPUT
---------------------------------------------------------------- */

.form-search {
    position: relative;
}

.form-search__input {
    width: 100%;
    height: 44px;

    padding: 0 42px;

    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);

    background: var(--color-surface);

    color: var(--color-text-primary);

    font-family: var(--font-family-body);
    font-size: 12px;

    outline: none;

    transition:
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.form-search__input::placeholder {
    color: var(--color-text-muted);
}

.form-search__input:focus {
    border-color: var(--color-brand-border-strong);

    background: var(--color-surface-2);

    box-shadow:
        0 0 0 3px var(--color-brand-soft);
}

.form-search__icon {
    position: absolute;

    left: 14px;
    top: 50%;

    width: 16px;
    height: 16px;

    color: var(--color-text-muted);

    transform: translateY(-50%);

    pointer-events: none;
}

.form-search:focus-within .form-search__icon {
    color: var(--color-brand-primary);
}

.form-search__clear {
    position: absolute;

    right: 8px;
    top: 50%;

    width: 28px;
    height: 28px;

    display: grid;
    place-items: center;

    border: 0;
    border-radius: var(--radius-sm);

    background: transparent;

    color: var(--color-text-muted);

    cursor: pointer;

    transform: translateY(-50%);

    transition:
        color var(--transition-fast),
        background-color var(--transition-fast);
}

.form-search__clear:hover {
    color: var(--color-text-primary);
    background: var(--color-surface-hover);
}


/* ----------------------------------------------------------------
   SELECT
---------------------------------------------------------------- */

.form-select {
    appearance: none;
    -webkit-appearance: none;

    padding-right: 42px;

    cursor: pointer;
}

.form-select__wrapper {
    position: relative;
}

.form-select__arrow {
    position: absolute;

    top: 50%;
    right: 14px;

    width: 15px;
    height: 15px;

    color: var(--color-text-muted);

    transform: translateY(-50%);

    pointer-events: none;

    transition:
        color var(--transition-fast),
        transform var(--transition-fast);
}

.form-select__wrapper:focus-within .form-select__arrow {
    color: var(--color-brand-primary);

    transform:
        translateY(-50%)
        rotate(180deg);
}


/* ----------------------------------------------------------------
   TEXTAREA
---------------------------------------------------------------- */

.form-textarea {
    min-height: 120px;

    padding: 13px 14px;

    resize: vertical;

    line-height: 1.6;
}

.form-textarea--large {
    min-height: 180px;
}


/* ----------------------------------------------------------------
   INPUT TYPES
---------------------------------------------------------------- */

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

.form-input[type="number"]::-webkit-inner-spin-button,
.form-input[type="number"]::-webkit-outer-spin-button {
    margin: 0;

    -webkit-appearance: none;
}

.form-input[type="date"],
.form-input[type="time"],
.form-input[type="datetime-local"] {
    color-scheme: dark;
}


/* ----------------------------------------------------------------
   PASSWORD TOGGLE
---------------------------------------------------------------- */

.form-password {
    position: relative;
}

.form-password .form-input {
    padding-right: 48px;
}

.form-password__toggle {
    position: absolute;

    top: 50%;
    right: 8px;

    width: 32px;
    height: 32px;

    display: grid;
    place-items: center;

    border: 0;
    border-radius: var(--radius-sm);

    background: transparent;

    color: var(--color-text-muted);

    cursor: pointer;

    transform: translateY(-50%);

    transition:
        color var(--transition-fast),
        background-color var(--transition-fast);
}

.form-password__toggle:hover {
    color: var(--color-text-primary);
    background: var(--color-surface-hover);
}

.form-password__toggle svg {
    width: 16px;
    height: 16px;
}


/* ----------------------------------------------------------------
   HELPER TEXT
---------------------------------------------------------------- */

.form-help {
    margin: 0;

    color: var(--color-text-muted);

    font-size: 10px;
    line-height: 1.55;
}

.form-help--technical {
    font-family: var(--font-family-mono);
    font-size: 9px;
}


/* ----------------------------------------------------------------
   VALIDATION
---------------------------------------------------------------- */

.form-error {
    display: flex;
    align-items: flex-start;
    gap: 6px;

    margin: 0;

    color: var(--color-danger);

    font-size: 10px;
    line-height: 1.5;
}

.form-error__icon {
    width: 14px;
    height: 14px;

    flex: 0 0 14px;
}

.form-success {
    display: flex;
    align-items: flex-start;
    gap: 6px;

    margin: 0;

    color: var(--color-success);

    font-size: 10px;
    line-height: 1.5;
}


/* INVALID */

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
    border-color: rgba(239, 68, 68, 0.65);

    box-shadow:
        0 0 0 3px rgba(239, 68, 68, 0.07);
}

.form-input.is-invalid:focus,
.form-select.is-invalid:focus,
.form-textarea.is-invalid:focus {
    border-color: var(--color-danger);

    box-shadow:
        0 0 0 3px rgba(239, 68, 68, 0.10);
}


/* VALID */

.form-input.is-valid,
.form-select.is-valid,
.form-textarea.is-valid {
    border-color: rgba(34, 197, 94, 0.50);
}


/* ----------------------------------------------------------------
   CHECKBOX
---------------------------------------------------------------- */

.form-check {
    position: relative;

    display: inline-flex;
    align-items: flex-start;
    gap: 9px;

    min-height: 22px;

    cursor: pointer;
}

.form-check input {
    position: absolute;

    width: 1px;
    height: 1px;

    opacity: 0;
    pointer-events: none;
}

.form-check__box {
    position: relative;

    width: 18px;
    height: 18px;

    flex: 0 0 18px;

    margin-top: 1px;

    display: grid;
    place-items: center;

    border: 1px solid var(--color-border-strong);
    border-radius: 5px;

    background: var(--color-surface);

    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.form-check__box::after {
    content: "";

    width: 8px;
    height: 5px;

    border-left: 1.5px solid #ffffff;
    border-bottom: 1.5px solid #ffffff;

    transform:
        rotate(-45deg)
        scale(0);

    transition: transform var(--transition-fast);
}

.form-check input:checked + .form-check__box {
    background: var(--color-brand-primary);
    border-color: var(--color-brand-primary);

    box-shadow:
        0 4px 14px rgba(40, 120, 255, 0.16);
}

.form-check input:checked + .form-check__box::after {
    transform:
        rotate(-45deg)
        scale(1);
}

.form-check input:focus-visible + .form-check__box {
    outline: 2px solid var(--color-brand-primary);
    outline-offset: 2px;
}

.form-check:hover .form-check__box {
    border-color: var(--color-brand-primary);
}

.form-check__label {
    color: var(--color-text-secondary);

    font-size: 12px;
    line-height: 1.5;
}

.form-check:hover .form-check__label {
    color: var(--color-text-primary);
}


/* ----------------------------------------------------------------
   RADIO
---------------------------------------------------------------- */

.form-radio {
    position: relative;

    display: inline-flex;
    align-items: flex-start;
    gap: 9px;

    cursor: pointer;
}

.form-radio input {
    position: absolute;

    width: 1px;
    height: 1px;

    opacity: 0;
    pointer-events: none;
}

.form-radio__circle {
    position: relative;

    width: 18px;
    height: 18px;

    flex: 0 0 18px;

    margin-top: 1px;

    border: 1px solid var(--color-border-strong);
    border-radius: 50%;

    background: var(--color-surface);

    transition:
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.form-radio__circle::after {
    content: "";

    position: absolute;

    top: 50%;
    left: 50%;

    width: 7px;
    height: 7px;

    border-radius: 50%;

    background: #ffffff;

    transform:
        translate(-50%, -50%)
        scale(0);

    transition: transform var(--transition-fast);
}

.form-radio input:checked + .form-radio__circle {
    border-color: var(--color-brand-primary);
    background: var(--color-brand-primary);

    box-shadow:
        0 4px 14px rgba(40, 120, 255, 0.15);
}

.form-radio input:checked + .form-radio__circle::after {
    transform:
        translate(-50%, -50%)
        scale(1);
}

.form-radio input:focus-visible + .form-radio__circle {
    outline: 2px solid var(--color-brand-primary);
    outline-offset: 2px;
}

.form-radio:hover .form-radio__circle {
    border-color: var(--color-brand-primary);
}

.form-radio__label {
    color: var(--color-text-secondary);

    font-size: 12px;
    line-height: 1.5;
}

.form-radio:hover .form-radio__label {
    color: var(--color-text-primary);
}


/* ----------------------------------------------------------------
   SWITCH
---------------------------------------------------------------- */

.form-switch {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    cursor: pointer;
}

.form-switch input {
    position: absolute;

    width: 1px;
    height: 1px;

    opacity: 0;
    pointer-events: none;
}

.form-switch__track {
    position: relative;

    width: 40px;
    height: 22px;

    flex: 0 0 40px;

    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-pill);

    background: var(--color-surface-3);

    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.form-switch__thumb {
    position: absolute;

    top: 3px;
    left: 3px;

    width: 14px;
    height: 14px;

    border-radius: 50%;

    background: var(--color-text-muted);

    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);

    transition:
        transform var(--transition-fast),
        background-color var(--transition-fast);
}

.form-switch input:checked + .form-switch__track {
    background: var(--color-brand-primary);
    border-color: var(--color-brand-primary);

    box-shadow:
        0 4px 14px rgba(40, 120, 255, 0.15);
}

.form-switch input:checked + .form-switch__track
.form-switch__thumb {
    background: #ffffff;

    transform: translateX(18px);
}

.form-switch input:focus-visible + .form-switch__track {
    outline: 2px solid var(--color-brand-primary);
    outline-offset: 2px;
}

.form-switch__label {
    color: var(--color-text-secondary);

    font-size: 12px;
    font-weight: var(--font-weight-500);
}


/* ----------------------------------------------------------------
   FILE UPLOAD
---------------------------------------------------------------- */

.form-file {
    position: relative;

    width: 100%;

    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-lg);

    background: var(--color-surface);

    cursor: pointer;

    transition:
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.form-file:hover,
.form-file.is-dragging {
    border-color: var(--color-brand-primary);

    background: var(--color-brand-soft);

    box-shadow:
        0 0 24px rgba(40, 120, 255, 0.06);
}

.form-file input {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    opacity: 0;

    cursor: pointer;
}

.form-file__content {
    min-height: 150px;

    padding: 25px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    text-align: center;
}

.form-file__icon {
    width: 32px;
    height: 32px;

    margin-bottom: 12px;

    color: var(--color-brand-primary);
}

.form-file__title {
    margin: 0;

    color: var(--color-text-primary);

    font-size: 13px;
    font-weight: var(--font-weight-600);
}

.form-file__description {
    margin: 5px 0 0;

    color: var(--color-text-muted);

    font-size: 10px;
}


/* ----------------------------------------------------------------
   RANGE
---------------------------------------------------------------- */

.form-range {
    width: 100%;

    height: 20px;

    margin: 0;

    appearance: none;
    -webkit-appearance: none;

    background: transparent;

    cursor: pointer;
}

.form-range::-webkit-slider-runnable-track {
    height: 4px;

    border-radius: var(--radius-pill);

    background: var(--color-surface-3);
}

.form-range::-webkit-slider-thumb {
    width: 16px;
    height: 16px;

    margin-top: -6px;

    appearance: none;
    -webkit-appearance: none;

    border: 2px solid var(--color-brand-primary);
    border-radius: 50%;

    background: var(--color-bg-primary);

    box-shadow:
        0 0 0 4px var(--color-brand-soft);
}

.form-range::-moz-range-track {
    height: 4px;

    border-radius: var(--radius-pill);

    background: var(--color-surface-3);
}

.form-range::-moz-range-thumb {
    width: 12px;
    height: 12px;

    border: 2px solid var(--color-brand-primary);
    border-radius: 50%;

    background: var(--color-bg-primary);

    box-shadow:
        0 0 0 4px var(--color-brand-soft);
}


/* ----------------------------------------------------------------
   FORM ACTIONS
---------------------------------------------------------------- */

.form-actions {
    margin-top: 24px;

    display: flex;
    align-items: center;
    justify-content: flex-end;

    gap: 9px;
}

.form-actions--between {
    justify-content: space-between;
}

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

.form-actions--center {
    justify-content: center;
}


/* ----------------------------------------------------------------
   FORM CARD
---------------------------------------------------------------- */

.form-card {
    padding: 24px;

    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);

    background: var(--color-surface);
}

.form-card__header {
    margin-bottom: 22px;
}

.form-card__title {
    margin: 0;

    color: var(--color-text-primary);

    font-size: 16px;
    font-weight: var(--font-weight-700);
    letter-spacing: -0.02em;
}

.form-card__description {
    margin: 6px 0 0;

    color: var(--color-text-muted);

    font-size: 11px;
    line-height: 1.55;
}


/* ----------------------------------------------------------------
   DISABLED
---------------------------------------------------------------- */

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    color: var(--color-text-disabled);

    background: var(--color-bg-tertiary);

    border-color: var(--border-color);

    cursor: not-allowed;

    opacity: 0.65;
}

.form-input:read-only {
    background: var(--color-bg-tertiary);
}


/* ----------------------------------------------------------------
   AUTOFILL
---------------------------------------------------------------- */

.form-input:-webkit-autofill,
.form-input:-webkit-autofill:hover,
.form-input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--color-text-primary);

    -webkit-box-shadow:
        0 0 0 1000px var(--color-surface) inset;

    transition:
        background-color 9999s ease-in-out 0s;
}


/* ----------------------------------------------------------------
   RESPONSIVE
---------------------------------------------------------------- */

@media (max-width: 700px) {

    .form-row,
    .form-row--three {
        grid-template-columns: 1fr;
    }

    .form-card {
        padding: 20px;
    }

    .form-actions {
        flex-wrap: wrap;
    }

    .form-actions--mobile-stack {
        flex-direction: column-reverse;
        align-items: stretch;
    }

    .form-actions--mobile-stack .btn {
        width: 100%;
    }
}


@media (max-width: 480px) {

    .form-card {
        padding: 17px;
        border-radius: var(--radius-lg);
    }

    .form-input,
    .form-select {
        height: 44px;
    }

    .form-textarea {
        min-height: 110px;
    }
}


/* ----------------------------------------------------------------
   REDUCED MOTION
---------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {

    .form-input,
    .form-select,
    .form-textarea,
    .form-field__icon,
    .form-select__arrow,
    .form-search__input,
    .form-search__clear,
    .form-password__toggle,
    .form-check__box,
    .form-check__box::after,
    .form-radio__circle,
    .form-radio__circle::after,
    .form-switch__track,
    .form-switch__thumb,
    .form-file {
        transition: none;
    }
}