/* =========================================================
   FORMS — input, textarea, select, checkbox, radio, toggle,
           range, number, datepicker, combobox, tags-input,
           form-row, color-picker, password, prefix/suffix
   ========================================================= */

.ui-kit-input {
    position: relative; display: flex; align-items: center;
    width: 100%; height: 44px; padding: 0 16px;
    background: var(--ui-kit-white); border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md);
    transition: border-color var(--ui-kit-trans-fast), box-shadow var(--ui-kit-trans-fast);
}
.ui-kit-input:focus-within { border-color: var(--ui-kit-blue); box-shadow: 0 0 0 3px var(--ui-kit-blue-ring); }
.ui-kit-input--with-icon { padding-left: 44px; }
.ui-kit-input--with-prefix { padding-left: 44px; }
.ui-kit-input--with-suffix { padding-right: 44px; }
.ui-kit-input--error { border-color: var(--ui-kit-danger); }
.ui-kit-input--error:focus-within { border-color: var(--ui-kit-danger); box-shadow: 0 0 0 3px var(--ui-kit-danger-ring); }
.ui-kit-input--success { border-color: var(--ui-kit-success); }
.ui-kit-input--success:focus-within { border-color: var(--ui-kit-success); box-shadow: 0 0 0 3px var(--ui-kit-success-ring); }
.ui-kit-input--disabled { background: var(--ui-kit-bg-soft); cursor: not-allowed; opacity: 0.7; }
.ui-kit-input--sm { height: 36px; padding: 0 12px; font-size: var(--ui-kit-fs-sm); }
.ui-kit-input--sm.ui-kit-input--with-icon { padding-left: 38px; }
.ui-kit-input--sm .ui-kit-input__icon { left: 12px; }
.ui-kit-input--lg { height: 52px; padding: 0 20px; font-size: var(--ui-kit-fs-md); }
.ui-kit-input--lg.ui-kit-input--with-icon { padding-left: 50px; }
.ui-kit-input__icon {
    position: absolute; left: 14px; top: 50%;
    transform: translateY(-50%); pointer-events: none;
    color: var(--ui-kit-text-muted);
    display: inline-flex; align-items: center; justify-content: center;
}
.ui-kit-input__prefix {
    position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
    color: var(--ui-kit-text-muted); font-size: var(--ui-kit-fs-base);
    font-weight: var(--ui-kit-fw-medium);
    pointer-events: none;
}
.ui-kit-input__suffix {
    position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
    color: var(--ui-kit-text-muted); font-size: var(--ui-kit-fs-base);
    display: inline-flex; align-items: center; gap: 6px;
}
.ui-kit-input__suffix-btn {
    border: none; background: transparent; padding: 4px;
    color: var(--ui-kit-text-muted); cursor: pointer; border-radius: 4px;
    transition: color var(--ui-kit-trans-fast);
}
.ui-kit-input__suffix-btn:hover { color: var(--ui-kit-blue); }
.ui-kit-input__field {
    flex: 1; border: none; background: transparent;
    font-family: inherit; font-size: var(--ui-kit-fs-base);
    color: var(--ui-kit-text); outline: none; width: 100%; padding: 0; height: 100%;
}
.ui-kit-input__field::placeholder { color: var(--ui-kit-text-muted); opacity: 0.8; }
.ui-kit-input__field:disabled { cursor: not-allowed; }
.ui-kit-input__hint { display: block; margin-top: 6px; font-size: var(--ui-kit-fs-xs); color: var(--ui-kit-text-muted); }
.ui-kit-input__hint--error { color: var(--ui-kit-danger); }
.ui-kit-input__hint--success { color: var(--ui-kit-success); }

.ui-kit-textarea-wrap { position: relative; display: block; }
.ui-kit-textarea {
    display: block; width: 100%; min-height: 100px; padding: 12px 16px 28px;
    background: var(--ui-kit-white); border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md); font-family: inherit;
    font-size: var(--ui-kit-fs-base); line-height: var(--ui-kit-lh-loose);
    color: var(--ui-kit-text); outline: none; resize: vertical;
    transition: border-color var(--ui-kit-trans-fast), box-shadow var(--ui-kit-trans-fast);
}
.ui-kit-textarea::placeholder { color: var(--ui-kit-text-muted); opacity: 0.8; }
.ui-kit-textarea:focus { border-color: var(--ui-kit-blue); box-shadow: 0 0 0 3px var(--ui-kit-blue-ring); }
.ui-kit-textarea__counter {
    position: absolute; right: 12px; bottom: 10px;
    font-size: var(--ui-kit-fs-xs); color: var(--ui-kit-text-muted);
    background: var(--ui-kit-white); padding: 0 4px;
    pointer-events: none;
}
.ui-kit-textarea__counter--warning { color: var(--ui-kit-warning); }
.ui-kit-textarea__counter--danger { color: var(--ui-kit-danger); }

.ui-kit-select {
    appearance: none; -webkit-appearance: none;
    display: block; width: 100%; height: 44px; padding: 0 40px 0 16px;
    background-color: var(--ui-kit-white);
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M4 6L8 10L12 6' stroke='%235C5C73' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 14px center;
    border: 1px solid var(--ui-kit-border); border-radius: var(--ui-kit-radius-md);
    font-family: inherit; font-size: var(--ui-kit-fs-base); color: var(--ui-kit-text);
    cursor: pointer; outline: none;
    transition: border-color var(--ui-kit-trans-fast), box-shadow var(--ui-kit-trans-fast);
}
.ui-kit-select:focus { border-color: var(--ui-kit-blue); box-shadow: 0 0 0 3px var(--ui-kit-blue-ring); }

.ui-kit-checkbox, .ui-kit-radio {
    display: inline-flex; align-items: center; gap: 10px;
    cursor: pointer; font-size: var(--ui-kit-fs-base);
    color: var(--ui-kit-text); user-select: none;
}
.ui-kit-checkbox__input, .ui-kit-radio__input {
    width: 20px; height: 20px; margin: 0; cursor: pointer;
    accent-color: var(--ui-kit-blue); flex-shrink: 0;
}
.ui-kit-checkbox--disabled, .ui-kit-radio--disabled { cursor: not-allowed; opacity: 0.55; }

.ui-kit-toggle {
    display: inline-flex; align-items: center; gap: 10px;
    cursor: pointer; user-select: none; font-size: var(--ui-kit-fs-base); color: var(--ui-kit-text);
}
.ui-kit-toggle__input { position: absolute; opacity: 0; pointer-events: none; }
.ui-kit-toggle__track {
    position: relative; display: inline-block; width: 44px; height: 24px;
    background: var(--ui-kit-border); border-radius: var(--ui-kit-radius-pill);
    transition: background var(--ui-kit-trans-fast); flex-shrink: 0;
}
.ui-kit-toggle__track::after {
    content: ''; position: absolute; top: 3px; left: 3px;
    width: 18px; height: 18px; background: var(--ui-kit-white); border-radius: 50%;
    box-shadow: 0 1px 3px rgba(43, 44, 132, 0.2);
    transition: transform var(--ui-kit-trans-fast);
}
.ui-kit-toggle__input:checked + .ui-kit-toggle__track { background: var(--ui-kit-blue); }
.ui-kit-toggle__input:checked + .ui-kit-toggle__track::after { transform: translateX(20px); }
.ui-kit-toggle__input:focus-visible + .ui-kit-toggle__track { box-shadow: 0 0 0 3px var(--ui-kit-blue-ring); }
.ui-kit-toggle--disabled { cursor: not-allowed; opacity: 0.55; }

.ui-kit-range {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 6px;
    background: var(--ui-kit-bg-soft); border-radius: var(--ui-kit-radius-pill);
    outline: none; cursor: pointer;
}
.ui-kit-range::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 22px; height: 22px; border-radius: 50%;
    background: var(--ui-kit-blue); cursor: pointer;
    border: 3px solid var(--ui-kit-white);
    box-shadow: 0 2px 6px rgba(43, 44, 132, 0.4);
    transition: transform var(--ui-kit-trans-fast);
}
.ui-kit-range::-webkit-slider-thumb:hover { transform: scale(1.1); }
.ui-kit-range::-moz-range-thumb {
    width: 22px; height: 22px; border-radius: 50%;
    background: var(--ui-kit-blue); cursor: pointer;
    border: 3px solid var(--ui-kit-white);
}

.ui-kit-number {
    display: inline-flex; align-items: center;
    height: 44px; background: var(--ui-kit-white);
    border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md);
    overflow: hidden;
    transition: border-color var(--ui-kit-trans-fast), box-shadow var(--ui-kit-trans-fast);
}
.ui-kit-number:focus-within { border-color: var(--ui-kit-blue); box-shadow: 0 0 0 3px var(--ui-kit-blue-ring); }
.ui-kit-number__btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 100%; border: none;
    background: transparent; color: var(--ui-kit-navy);
    font-size: 20px; font-weight: var(--ui-kit-fw-bold);
    cursor: pointer; transition: background var(--ui-kit-trans-fast);
}
.ui-kit-number__btn:hover { background: var(--ui-kit-bg-soft); }
.ui-kit-number__input {
    width: 56px; height: 100%; border: none;
    background: transparent; text-align: center;
    font-family: inherit; font-size: var(--ui-kit-fs-md);
    font-weight: var(--ui-kit-fw-semibold); color: var(--ui-kit-navy);
    outline: none;
}

.ui-kit-form-row {
    display: flex; flex-direction: column; gap: 6px;
    margin-bottom: var(--ui-kit-space-lg);
}
.ui-kit-form-row:last-child { margin-bottom: 0; }
.ui-kit-form-row__label {
    display: flex; align-items: center; gap: 4px;
    font-size: var(--ui-kit-fs-sm); font-weight: var(--ui-kit-fw-semibold);
    color: var(--ui-kit-navy);
}
.ui-kit-form-row__required { color: var(--ui-kit-danger); font-weight: var(--ui-kit-fw-bold); }
.ui-kit-form-row__hint { font-size: var(--ui-kit-fs-xs); color: var(--ui-kit-text-muted); }
.ui-kit-form-row__error { font-size: var(--ui-kit-fs-xs); color: var(--ui-kit-danger); }
.ui-kit-form-row--inline {
    flex-direction: row; align-items: center; gap: 16px;
}
.ui-kit-form-row--inline .ui-kit-form-row__label { min-width: 160px; }

.ui-kit-input--password .ui-kit-input__suffix { cursor: pointer; }
.ui-kit-input--password .ui-kit-input__suffix:hover { color: var(--ui-kit-blue); }

.ui-kit-color {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 6px 12px 6px 6px;
    background: var(--ui-kit-white);
    border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md);
    cursor: pointer;
    transition: border-color var(--ui-kit-trans-fast);
}
.ui-kit-color:hover { border-color: var(--ui-kit-blue); }
.ui-kit-color__swatch {
    width: 32px; height: 32px; border-radius: var(--ui-kit-radius-sm);
    background: var(--ui-kit-blue); flex-shrink: 0;
    border: 1px solid rgba(0,0,0,0.06);
}
.ui-kit-color__value {
    font-family: var(--ui-kit-font-mono);
    font-size: var(--ui-kit-fs-sm); color: var(--ui-kit-text);
    text-transform: uppercase;
}

.ui-kit-datepicker {
    display: inline-block;
    width: 300px;
    padding: 14px;
    background: var(--ui-kit-white);
    border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md);
    box-shadow: var(--ui-kit-shadow-md);
}
.ui-kit-datepicker__head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 10px;
}
.ui-kit-datepicker__month {
    font-size: var(--ui-kit-fs-base); font-weight: var(--ui-kit-fw-bold);
    color: var(--ui-kit-navy);
}
.ui-kit-datepicker__nav {
    display: inline-flex; gap: 4px;
}
.ui-kit-datepicker__nav-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: var(--ui-kit-radius-sm);
    border: none; background: transparent; color: var(--ui-kit-text-muted);
    cursor: pointer;
    transition: background var(--ui-kit-trans-fast), color var(--ui-kit-trans-fast);
}
.ui-kit-datepicker__nav-btn:hover { background: var(--ui-kit-bg-soft); color: var(--ui-kit-navy); }
.ui-kit-datepicker__weekdays,
.ui-kit-datepicker__grid {
    display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px;
}
.ui-kit-datepicker__weekdays {
    margin-bottom: 4px;
    font-size: var(--ui-kit-fs-xs); font-weight: var(--ui-kit-fw-semibold);
    color: var(--ui-kit-text-muted); text-transform: uppercase;
    text-align: center;
}
.ui-kit-datepicker__cell {
    display: inline-flex; align-items: center; justify-content: center;
    height: 32px; border-radius: var(--ui-kit-radius-sm);
    border: none; background: transparent;
    font-family: inherit; font-size: var(--ui-kit-fs-sm);
    color: var(--ui-kit-navy); cursor: pointer;
    transition: background var(--ui-kit-trans-fast), color var(--ui-kit-trans-fast);
}
.ui-kit-datepicker__cell:hover { background: var(--ui-kit-blue-tint); }
.ui-kit-datepicker__cell--muted { color: var(--ui-kit-text-muted); opacity: 0.5; }
.ui-kit-datepicker__cell--today { font-weight: var(--ui-kit-fw-bold); color: var(--ui-kit-blue); }
.ui-kit-datepicker__cell--selected {
    background: var(--ui-kit-blue); color: var(--ui-kit-white); font-weight: var(--ui-kit-fw-bold);
}
.ui-kit-datepicker__cell--selected:hover { background: var(--ui-kit-blue-hover); }

.ui-kit-combobox { position: relative; display: inline-block; width: 100%; }
.ui-kit-combobox__menu {
    position: absolute; top: calc(100% + 4px); left: 0; right: 0; z-index: 2000;
    max-height: 240px; overflow-y: auto;
    padding: 6px;
    background: var(--ui-kit-white);
    border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md);
    box-shadow: var(--ui-kit-shadow-md);
}
.ui-kit-combobox__option {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px; border-radius: var(--ui-kit-radius-sm);
    font-size: var(--ui-kit-fs-base); color: var(--ui-kit-navy);
    cursor: pointer;
    transition: background var(--ui-kit-trans-fast);
}
.ui-kit-combobox__option:hover,
.ui-kit-combobox__option.is-active { background: var(--ui-kit-bg-soft); }
.ui-kit-combobox__option--muted { color: var(--ui-kit-text-muted); font-style: italic; cursor: default; }
.ui-kit-combobox__empty {
    padding: 12px 10px; text-align: center;
    font-size: var(--ui-kit-fs-sm); color: var(--ui-kit-text-muted);
}

.ui-kit-tag-input {
    display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
    min-height: 44px; padding: 6px 8px;
    background: var(--ui-kit-white);
    border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md);
    cursor: text;
    transition: border-color var(--ui-kit-trans-fast), box-shadow var(--ui-kit-trans-fast);
}
.ui-kit-tag-input:focus-within { border-color: var(--ui-kit-blue); box-shadow: 0 0 0 3px var(--ui-kit-blue-ring); }
.ui-kit-tag-input__tag {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 4px 4px 10px;
    background: var(--ui-kit-blue-tint); color: var(--ui-kit-blue);
    border-radius: var(--ui-kit-radius-sm);
    font-size: var(--ui-kit-fs-sm); font-weight: var(--ui-kit-fw-medium);
}
.ui-kit-tag-input__remove {
    display: inline-flex; align-items: center; justify-content: center;
    width: 18px; height: 18px; border-radius: 50%;
    border: none; background: rgba(43, 44, 132, 0.15);
    color: var(--ui-kit-blue); cursor: pointer;
    font-size: 12px; line-height: 1;
    transition: background var(--ui-kit-trans-fast);
}
.ui-kit-tag-input__remove:hover { background: rgba(43, 44, 132, 0.28); }
.ui-kit-tag-input__field {
    flex: 1; min-width: 120px;
    border: none; background: transparent; outline: none;
    font-family: inherit; font-size: var(--ui-kit-fs-base);
    color: var(--ui-kit-text); padding: 6px 4px;
}

.ui-kit-file-field {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 16px;
    background: var(--ui-kit-white);
    border: 1px solid var(--ui-kit-border);
    border-radius: var(--ui-kit-radius-md);
}
.ui-kit-file-field__icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: var(--ui-kit-radius-sm);
    background: var(--ui-kit-blue-tint); color: var(--ui-kit-blue);
    flex-shrink: 0;
}
.ui-kit-file-field__info { flex: 1; min-width: 0; }
.ui-kit-file-field__name {
    font-size: var(--ui-kit-fs-base); font-weight: var(--ui-kit-fw-semibold);
    color: var(--ui-kit-navy);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ui-kit-file-field__meta { font-size: var(--ui-kit-fs-xs); color: var(--ui-kit-text-muted); }
.ui-kit-file-field__remove {
    display: inline-flex; align-items: center; justify-content: center;
    width: 32px; height: 32px; border-radius: var(--ui-kit-radius-sm);
    border: none; background: transparent; color: var(--ui-kit-text-muted);
    cursor: pointer;
    transition: background var(--ui-kit-trans-fast), color var(--ui-kit-trans-fast);
}
.ui-kit-file-field__remove:hover { background: var(--ui-kit-danger-tint); color: var(--ui-kit-danger); }