/**
 * forms.css — Стили форм
 *
 * Все формы на сайте используют одни стили.
 * Грузится ГЛОБАЛЬНО (нужен везде).
 */


/* ===================================================
   1. FORM BASE
   =================================================== */

.form {
    display: flex;
    flex-direction: column;
    gap: var(--gap-md);
}

.form__title {
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    color: var(--c-dark);
    margin-bottom: 0;
}

.form__subtitle {
    font-size: var(--fs-sm);
    color: var(--c-gray);
    margin-bottom: var(--gap-sm);
}


/* ===================================================
   2. FORM GROUP
   =================================================== */

.form__group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form__label {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--c-dark);
}

.form__required {
    color: var(--c-danger);
}


/* ===================================================
   3. INPUTS
   =================================================== */

.form__input {
    width: 100%;
    padding: 12px 16px;
    font-size: var(--fs-base);
    font-family: var(--font-main);
    color: var(--c-dark);
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    outline: none;
    -webkit-appearance: none;
}

.form__input::placeholder {
    color: var(--c-gray-light);
}

.form__input:focus {
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px rgba(255, 214, 0, 0.15);
}

/* Состояние ошибки */
.form__input.is-error {
    border-color: var(--c-danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form__input.is-error:focus {
    border-color: var(--c-danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

/* Textarea */
.form__textarea {
    resize: vertical;
    min-height: 100px;
}


/* ===================================================
   4. ERROR MESSAGES
   =================================================== */

.form__error {
    font-size: var(--fs-xs);
    color: var(--c-danger);
    min-height: 0;
    overflow: hidden;
    transition: min-height var(--transition);
    display: block;
}

.form__error:empty {
    display: none;
}


/* ===================================================
   5. FILE INPUT
   =================================================== */

.form__file-label {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    cursor: pointer;
    flex-wrap: wrap;
}

.form__file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

.form__file-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--c-dark);
    background: var(--c-light);
    border: 1px dashed var(--c-border);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.form__file-btn:hover {
    border-color: var(--c-primary);
    background: rgba(255, 214, 0, 0.05);
}

.form__file-btn svg {
    flex-shrink: 0;
    color: var(--c-gray);
}

.form__file-name {
    font-size: var(--fs-xs);
    color: var(--c-gray);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.form__file-name.has-file {
    color: var(--c-success);
    font-weight: 500;
}

.form__file-hint {
    font-size: 11px;
    color: var(--c-gray-light);
    margin-top: 2px;
}


/* ===================================================
   6. CHECKBOX
   =================================================== */

.form__group--agree {
    margin-top: var(--gap-xs);
}

.form__checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--gap-sm);
    cursor: pointer;
    font-size: var(--fs-sm);
    color: var(--c-gray);
    line-height: 1.4;
}

.form__checkbox {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.form__checkbox-box {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--c-border);
    border-radius: 4px;
    transition: all var(--transition);
    position: relative;
    margin-top: 1px;
}

/* Галочка */
.form__checkbox-box::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 5px;
    width: 6px;
    height: 10px;
    border: solid var(--c-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) scale(0);
    transition: transform var(--transition);
}

.form__checkbox:checked + .form__checkbox-box {
    background: var(--c-primary);
    border-color: var(--c-primary);
}

.form__checkbox:checked + .form__checkbox-box::after {
    transform: rotate(45deg) scale(1);
}

.form__checkbox:focus + .form__checkbox-box {
    box-shadow: 0 0 0 3px rgba(255, 214, 0, 0.2);
}

.form__checkbox-text a {
    color: var(--c-primary-dark);
    text-decoration: underline;
}

.form__checkbox-text a:hover {
    color: var(--c-dark);
}


/* ===================================================
   7. SUBMIT BUTTON
   =================================================== */

.form__submit {
    margin-top: var(--gap-sm);
    position: relative;
}

.form__submit.is-loading {
    pointer-events: none;
    opacity: 0.8;
}

.form__submit.is-loading .form__submit-text {
    display: none;
}

.form__submit.is-loading .form__submit-loading {
    display: inline-flex !important;
    align-items: center;
    gap: var(--gap-sm);
}

/* Спиннер */
.form__spinner {
    animation: rt-spin 1s linear infinite;
}

@keyframes rt-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}


/* ===================================================
   8. RESULT MESSAGES
   =================================================== */

.form__result {
    padding: var(--gap-md);
    border-radius: var(--radius-md);
    font-size: var(--fs-sm);
}

.form__result-success,
.form__result-error {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
}

.form__result-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--c-success);
    padding: var(--gap-md);
    border-radius: var(--radius-md);
}

.form__result-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--c-danger);
    padding: var(--gap-md);
    border-radius: var(--radius-md);
}

.form__result svg {
    flex-shrink: 0;
}


/* ===================================================
   9. HONEYPOT (антиспам)
   =================================================== */

.form__honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}