feat: add cookie notice

src/widgets/cookie-notice/index.ts

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+export { default as CookieNotice } from './ui';

src/widgets/cookie-notice/styles.module.scss

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+.Cookies {
+  position: fixed;
+  z-index: 10;
+  width: rem(360px);
+  bottom: rem(10px);
+  left: 50%;
+  transform: translateX(-50%);
+
+  background-color: #d6d6d6;
+
+  transition: opacity 0.25s ease-in-out;
+  border: 1px solid $color-lightgray;
+  border-radius: 28px;
+  box-shadow: 2px 2px 2px 2px #CCCCCC;
+
+  @include iftablet {
+    width: rem(700px);
+    bottom: rem(20px);
+  }
+  @include iflaptop {
+    width: rem(1000px);
+  }
+  @include ifdesktop {
+    width: rem(1200px);
+  }
+}
+
+.Container {
+  display: flex;
+  flex-direction: column;
+  gap: rem(20px);
+  padding: rem(20px);
+
+  @include iftablet {
+    justify-content: space-between;
+    flex-direction: row;
+    align-items: center;
+    gap: rem(25px);
+    padding: rem(20px) rem(40px);
+  }
+}
+
+.Text {
+  font-family: $font-open-sans;
+  font-weight: $font-regular;
+  font-size: rem(16px);
+  line-height: 130%;
+  opacity: 0.7;
+
+  @include iftablet {
+    max-width: rem(350px);
+  }
+
+  @include iflaptop {
+    max-width: unset;
+  }
+
+  @include ifdesktop {
+    font-size: rem(18px);
+  }
+
+  a {
+    color: $color-orange;
+
+    &:hover {
+      color: $color-orange-hover;
+    }
+  }
+}
+
+.ButtonBox {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  gap: rem(32px);
+
+  @include iftablet {
+    flex-direction: column-reverse;
+    gap: rem(20px);
+    max-width: max-content;
+  }
+
+  @include iflaptop {
+    flex-direction: row;
+    justify-content: flex-end;
+    max-width: unset;
+  }
+
+  @include ifdesktop {
+  }
+}
+
+.Hide {
+  opacity: 0;
+  user-select: none;
+  pointer-events: none;
+}

src/widgets/cookie-notice/ui.tsx

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+'use client';
+
+import s from './styles.module.scss';
+import { useEffect, useState } from 'react';
+import { Button } from '@shared/ui';
+import { clsx } from 'clsx';
+import Link from 'next/link';
+
+export default function CookiesNotice() {
+  const [seenCookie, setSeenCookie] = useState(true);
+  const [clicked, setClicked] = useState(false);
+
+  useEffect(() => {
+    const seenCookie = localStorage.getItem('seen_cookie');
+    if (!seenCookie) setSeenCookie(false);
+  }, []);
+
+  const handleClickAgree = () => {
+    localStorage.setItem('seen_cookie', 'true');
+    setClicked(true);
+  };
+
+  const handleClickCancel = () => {
+    setClicked(true);
+  };
+
+  return seenCookie ? null : (
+    <div className={clsx(s.Cookies, clicked && s.Hide)}>
+      <div className={s.Container}>
+        <span className={s.Text}>
+          Мы используем cookie. <br /> Во время посещения этого сайта вы
+          соглашаетесь с тем, что мы обрабатываем ваши персональные данные с
+          использованием метрических программ. <br />
+          <Link href={'/cookie'}>Подробнее</Link>
+        </span>
+
+        <div className={s.ButtonBox}>
+          <Button onClick={handleClickCancel} fullWidth>
+            Отмена
+          </Button>
+
+          <Button variant={'ghost'} onClick={handleClickAgree} fullWidth>
+            Согласится
+          </Button>
+        </div>
+      </div>
+    </div>
+  );
+}