/* ============================================================
   КНОПКИ
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-weight: 600;
    font-size: var(--fs-base);
    line-height: 1.2;
    border-radius: var(--radius);
    background: var(--color-primary);
    color: #fff;
    text-align: center;
    transition: background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
    white-space: nowrap;
}
.btn:hover {
    background: var(--color-primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}
.btn:active { transform: translateY(0); }

.btn--accent {
    background: var(--color-accent);
    box-shadow: 0 4px 14px rgba(6, 182, 212, 0.28);
}
.btn--accent:hover {
    background: var(--color-accent-hover);
    box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
}

.btn--green {
    background: var(--color-success);
    box-shadow: 0 4px 14px rgba(34, 197, 94, 0.35);
}
.btn--green:hover {
    background: #16a34a; /* Изумрудный для наведения */
    box-shadow: 0 6px 20px rgba(34, 197, 94, 0.5);
}

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
}
.btn--outline:hover {
    background: var(--color-bg-alt);
    color: var(--color-text);
    border-color: var(--color-text);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text);
}
.btn--ghost:hover {
    background: var(--color-bg-alt);
    color: var(--color-text);
}

.btn--lg { padding: var(--space-4) var(--space-6); font-size: var(--fs-md); }
.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--fs-sm); }
.btn--block { width: 100%; }

/* ============================================================
   КАРТОЧКИ
   ============================================================ */
.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.card__title {
    font-size: var(--fs-lg);
    margin-bottom: var(--space-2);
}
.card__text {
    color: var(--color-text-muted);
    font-size: var(--fs-sm);
}

/* ============================================================
   КАРТОЧКА УСЛУГИ / ТОВАРА
   ============================================================ */
.product-card {
    display: flex;
    flex-direction: column;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}
.product-card__link {
    display: flex;
    flex-direction: column;
    flex: 1;
    color: inherit;
}
.product-card__link:hover { color: inherit; }

.product-card__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-top: 1px solid var(--color-border);
}
.product-card__actions .btn {
    border-radius: 0;
    padding: var(--space-3) var(--space-3);
    box-shadow: none !important;
    white-space: nowrap;
}
.product-card__actions .btn--outline {
    border: 0;
    border-right: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text);
}
.product-card__actions .btn--outline:hover {
    background: var(--color-bg-alt);
    color: var(--color-accent);
}
.product-card__actions .btn--accent {
    border: 0;
}
.product-card__media {
    aspect-ratio: 4 / 3;
    background:
        var(--color-bg-alt) center/cover no-repeat
        url('/assets/img/ui/placeholder.svg');
    overflow: hidden;
}
.product-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 400ms ease;
}
.product-card:hover .product-card__media img {
    transform: scale(1.05);
}
.product-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--space-4);
    gap: var(--space-3);
}
.product-card__title {
    font-size: var(--fs-md);
    color: var(--color-text);
}
.product-card__meta {
    color: var(--color-text-muted);
    font-size: var(--fs-sm);
    flex: 1;
}
.product-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}
.product-card__price {
    font-weight: 700;
    font-size: var(--fs-lg);
    color: var(--color-text);
}
.product-card__price-from {
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
    font-weight: 400;
}

/* ============================================================
   ФОРМЫ
   ============================================================ */
.form { display: flex; flex-direction: column; gap: var(--space-4); }
.form__row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}
@media (min-width: 640px) {
    .form__row--2 { grid-template-columns: 1fr 1fr; }
}
.form__field { display: flex; flex-direction: column; gap: var(--space-2); }
.form__label {
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--color-text);
}
.form__label--required::after {
    content: " *";
    color: var(--color-error);
}
.form__input,
.form__select,
.form__textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--fs-base);
    background: var(--color-bg);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius);
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form__input:focus,
.form__select:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.18);
}
.form__textarea { resize: vertical; min-height: 120px; }
.form__hint  { font-size: var(--fs-xs); color: var(--color-text-muted); }
.form__error { font-size: var(--fs-xs); color: var(--color-error); }

/* honeypot — скрытое поле от ботов */
.form__hp {
    position: absolute !important;
    left: -9999px !important;
    width: 1px; height: 1px;
    opacity: 0;
}

/* Чекбокс согласия */
.form__check {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    line-height: 1.5;
    cursor: pointer;
}
.form__check input[type="checkbox"] {
    flex-shrink: 0;
    width: 18px; height: 18px;
    margin-top: 2px;
    accent-color: var(--color-accent);
    cursor: pointer;
}
.form__check a { color: var(--color-text); text-decoration: underline; }
.form__check a:hover { color: var(--color-accent); }

/* Сообщение под формой */
.form__feedback {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius);
    font-size: var(--fs-sm);
    line-height: 1.4;
}
.form__feedback--ok {
    background: rgba(31, 157, 85, 0.08);
    color: #146d3a;
    border: 1px solid rgba(31, 157, 85, 0.25);
}
.form__feedback--err {
    background: rgba(210, 62, 62, 0.06);
    color: var(--color-error);
    border: 1px solid rgba(210, 62, 62, 0.25);
}

/* Кнопка с состоянием отправки */
.btn__spinner {
    display: none;
    width: 16px; height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: btn-spin 0.7s linear infinite;
}
.btn--busy { pointer-events: none; opacity: 0.85; }
.btn--busy .btn__spinner { display: inline-block; }
@keyframes btn-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
    .btn__spinner { animation: none; }
}

/* ============================================================
   МОДАЛЬНОЕ ОКНО
   ============================================================ */
.modal {
    position: fixed;
    inset: 0;
    z-index: 250;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: clamp(0.5rem, 4vw, 2rem);
    overflow-y: auto;
}
.modal[hidden] { display: none; }

.modal__backdrop {
    position: fixed;
    inset: 0;
    background: rgba(11, 17, 32, 0.65);
    backdrop-filter: blur(4px);
    animation: modal-fade 200ms ease;
}
@keyframes modal-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.modal__dialog {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 540px;
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 4vw, 2rem);
    box-shadow: var(--shadow-lg);
    animation: modal-pop 200ms cubic-bezier(0.16, 1, 0.3, 1);
    margin: auto;
}
@keyframes modal-pop {
    from { opacity: 0; transform: translateY(20px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
@media (prefers-reduced-motion: reduce) {
    .modal__backdrop, .modal__dialog { animation: none; }
}

.modal__close {
    position: absolute;
    top: 12px; right: 12px;
    width: 36px; height: 36px;
    display: grid;
    place-items: center;
    background: transparent;
    border: 0;
    border-radius: 50%;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: background var(--t-fast), color var(--t-fast);
}
.modal__close:hover {
    background: var(--color-bg-alt);
    color: var(--color-text);
}

.modal__title {
    font-size: var(--fs-lg);
    margin: 0 0 var(--space-2);
    padding-right: 36px;
}
.modal__lead {
    color: var(--color-text-muted);
    font-size: var(--fs-sm);
    margin-bottom: var(--space-5);
}

body.modal-open { overflow: hidden; }

/* Toast-уведомление */
.toast {
    position: fixed;
    left: 50%;
    bottom: calc(var(--mobile-cta-h, 0px) + 16px);
    transform: translate(-50%, 16px);
    max-width: min(420px, calc(100vw - 24px));
    padding: var(--space-3) var(--space-5);
    background: var(--color-bg-dark);
    color: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    font-size: var(--fs-sm);
    line-height: 1.4;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--t), transform var(--t);
    z-index: 300;
}
.toast--show {
    opacity: 1;
    transform: translate(-50%, 0);
}
@media (prefers-reduced-motion: reduce) {
    .toast { transition: none; }
}

/* ============================================================
   ПОЛЕ ВЫБОРА ФАЙЛА (чертёж)
   ============================================================ */
.file-field__input {
    position: absolute;
    width: 1px; height: 1px;
    opacity: 0;
    pointer-events: none;
}
.file-field__label {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border: 1.5px dashed var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg-alt);
    cursor: pointer;
    transition: border-color var(--t-fast), background var(--t-fast), color var(--t-fast);
}
.file-field__label:hover,
.file-field__input:focus + * {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-soft);
}
.file-field__icon {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    color: var(--color-accent);
    flex-shrink: 0;
}
.file-field__text {
    font-size: var(--fs-sm);
    font-weight: 500;
    word-break: break-word;
}
.file-field--has-file .file-field__label {
    border-style: solid;
    border-color: var(--color-success);
    background: rgba(31, 157, 85, 0.06);
    color: var(--color-text);
}
.file-field--has-file .file-field__icon {
    color: var(--color-success);
}

/* ============================================================
   ОБЁРТКА ФОРМЫ ЗАЯВКИ
   ============================================================ */
.order-form-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: clamp(var(--space-5), 4vw, var(--space-6));
    box-shadow: var(--shadow-sm);
}
.order-form-card__title {
    font-size: var(--fs-lg);
    margin-bottom: var(--space-2);
}
.order-form-card__lead {
    color: var(--color-text-muted);
    font-size: var(--fs-sm);
    margin-bottom: var(--space-5);
}

/* ============================================================
   ХЛЕБНЫЕ КРОШКИ
   ============================================================ */
.breadcrumbs {
    padding-block: var(--space-4);
    font-size: var(--fs-sm);
}
.breadcrumbs__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    color: var(--color-text-muted);
}
.breadcrumbs__item:not(:last-child)::after {
    content: "/";
    margin-left: var(--space-2);
    color: var(--color-text-light);
}
.breadcrumbs__item a {
    color: var(--color-text-muted);
}
.breadcrumbs__item a:hover { color: var(--color-accent); }

/* ============================================================
   БЭЙДЖИ
   ============================================================ */
.badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    font-size: var(--fs-xs);
    font-weight: 600;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    border-radius: 999px;
}

/* ============================================================
   СЕТКИ ДЛЯ КАРТОЧЕК
   ============================================================ */
.grid {
    display: grid;
    gap: var(--space-5);
    grid-template-columns: 1fr;
}
@media (min-width: 560px) { .grid--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 992px) { .grid--4 { grid-template-columns: repeat(4, 1fr); } }

/* ============================================================
   CTA БАННЕР (ЧЕРТЁЖ)
   ============================================================ */
.cta-banner {
    position: relative;
    background: var(--color-accent);
    border-radius: var(--radius-lg);
    overflow: hidden;
    color: #fff;
    padding: var(--space-6) var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    margin-top: var(--space-8);
    margin-bottom: var(--space-8);
}
@media (min-width: 768px) {
    .cta-banner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-8) var(--space-8);
    }
}
.cta-banner__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    mask-image: linear-gradient(to right, transparent 10%, #000 70%);
    -webkit-mask-image: linear-gradient(to right, transparent 10%, #000 70%);
    opacity: 0.15; /* Менее прозрачный на мобильных для читаемости */
}
@media (min-width: 768px) {
    .cta-banner__bg {
        left: 30%; /* сдвигаем картинку правее на десктопе */
        mask-image: linear-gradient(to right, transparent 0%, #000 40%);
        -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 40%);
        opacity: 0.7;
    }
}
.cta-banner__content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}
.cta-banner__title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 800;
    margin-bottom: var(--space-2);
}
.cta-banner__lead {
    font-size: var(--fs-md);
    opacity: 0.9;
    line-height: 1.5;
}
.cta-banner__actions {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    min-width: 260px;
}
.cta-banner__btn-white {
    background: #fff;
    color: var(--color-accent);
}
.cta-banner__btn-white:hover {
    background: #f1f5f9;
    color: var(--color-accent);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}
.cta-banner__btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.4);
}
.cta-banner__btn-outline:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #fff;
    color: #fff;
}