*,
*::after,
*::before {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: "Nunito Sans", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;

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

  line-height: 1.3;
  -webkit-font-smoothing: antialiased;
}

a[href^="tel:+"] {
  white-space: nowrap;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select,
a {
  font: inherit;
  color: inherit;
}

a {
  text-decoration: none;
}

ul,
ol {
  list-style-type: none;
}

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #eeeeee;
  --bg-black: #020105;
  --bg-brown: #2d2d2d;

  --color-red: #ff0000;
  --color-green: #00ff00;

  --color-primary: #2fa0cb;

  --text-black: #2f2f2f;
  --text-white: #ffffff;

  --text-2xs: 12px;
  --text-xs: clamp(0.75rem, 0.625rem + 0.3125vw, 0.875rem); /* 12-14 px */
  --text-sm: clamp(0.875rem, 0.75rem + 0.3125vw, 1rem); /* 14-16 px */
  --text-md: clamp(1rem, 0.875rem + 0.3125vw, 1.125rem); /* 16-18 px */
  --text-lg: clamp(1.125rem, 1rem + 0.3125vw, 1.25rem); /* 18-20 px */
  --text-xl: clamp(1.5rem, 1.25rem + 0.625vw, 1.75rem); /* 24-28 px */
  --text-2xl: clamp(1.625rem, 1.25rem + 0.9375vw, 2rem); /* 26-32 px */
  --text-3xl: clamp(1.75rem, 1.25rem + 1.25vw, 2.25rem); /* 28-36 px */
  --text-4xl: clamp(2.25rem, 1.5rem + 1.875vw, 3rem); /* 36-48 px */
  --text-5xl: clamp(2.75rem, 2.4091rem + 1.3636vw, 3.5rem); /* 44-56 px */

  --skew: -20deg;
  --header-height: 65px;
  --section-padding: 100px;
  --shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

.container {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding-inline: 1rem;
}

@media screen and (max-width: 1280px) {
  .container {
    max-width: 1024px;
  }
}

@media screen and (max-width: 1024px) {
  .container {
    max-width: 768px;
  }
}

@media screen and (max-width: 768px) {
  .container {
    max-width: 640px;
  }
}

@media screen and (max-width: 640px) {
  .container {
    max-width: 480px;
  }
}

@media screen and (max-width: 480px) {
  .container {
    max-width: 100%;
  }
}

section {
  padding: var(--section-padding) 0;
}
section > h2 {
  color: var(--color-primary);
  font-size: var(--text-3xl);
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
  margin-bottom: 50px;
}

.primary-btn {
  display: block;
  width: fit-content;

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

  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.3;
  border: none;

  cursor: pointer;

  padding: 18px 40px;

  transition: opacity 0.3s ease;
}
@media (hover:hover) {
  .primary-btn:hover {
    opacity: 0.7;
  }
}

/* ––––––– DROPDOWN –––––––– */

.dropdown {
  --dropdown-container-color: var(--bg-primary);
  --dropdown-border-color: var(--bg-primary);
  --dropdown-text-color: var(--text-black);
  --dropdown-text-color-hover: var(--text-white);
  --dropdown-text--bg-color-hover: var(--text-black);
  --triangle-deg: 0deg;
  --triangle-transform-origin: center;

  position: relative;
  display: flex;
  align-items: center;
  font-weight: inherit;
  color: inherit;
  cursor: pointer;
}
.dropdown::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 3px;
  border-top: 8px dashed;
  border-color: var(--dropdown-border-color);
  border-right: 6px solid transparent;
  border-left: 6px solid transparent;
  transform: rotate(-90deg);
  transform-origin: var(--triangle-transform-origin);
  transition: transform 0.3s ease;
}
.dropdown.active::after {
  transform: rotate(var(--triangle-deg));
}

.dropdown .dropdown__content {
  display: grid;
  opacity: 0;
  gap: 4px;
  top: 100%;
  pointer-events: none;
  position: absolute;
  background-color: var(--dropdown-container-color);
  z-index: 997;
  border-radius: 10px;
  box-shadow: var(--shadow);
  width: fit-content;
  padding: 8px;
  margin-top: 8px;
  transform: translateY(-10px);

  transition: all 0.3s ease;
}
.dropdown.active .dropdown__content {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.dropdown .dropdown__content > a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  gap: 6px;

  color: var(--dropdown-text-color);
  font-weight: 900;

  padding: 12px 16px;
  border-radius: 5px;

  transition: all 0.3s ease;
}
@media (hover: hover) {
  .dropdown .dropdown__content a:hover {
    background-color: var(--dropdown-text--bg-color-hover);
    color: var(--dropdown-text-color-hover);
  }
}

/* ––––––– MOBILE MENU ––––––– */

.menu-btn {
  --btn-bg-color: transparent;
  --btn-text-color: var(--text-white);

  display: none;
  cursor: pointer;
  padding: 8px;
  background-color: var(--btn-bg-color);
  border: none;
  height: 100%;
}

.menu-btn span {
  display: block;
  width: 26px;
  height: 3px;
  border-radius: 10px;
  background-color: var(--btn-text-color);
  margin-bottom: 7px;

  transition: all 0.3s ease;
}

.menu-btn span:last-child {
  margin-bottom: 0;
}

.menu-btn.active span:first-child {
  transform: translateY(10px) rotate(45deg);
}
.menu-btn.active span:nth-child(2) {
  opacity: 0;
}
.menu-btn.active span:last-child {
  transform: translateY(-10px) rotate(-45deg);
}

.mobile-menu {
  --menu-bg-color: var(--bg-brown);
  --menu-text-color: var(--text-white);

  display: none;
}

@media screen and (max-width: 1280px) {
  .mobile-menu {
    display: grid;
    grid-template-rows: 0fr;
    width: 100%;

    position: absolute;
    top: 100%;
    left: 0;

    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    background-color: var(--menu-bg-color);

    transition: grid-template-rows 0.3s ease, padding 0.3s ease;
  }

  .mobile-menu .mobile-menu__content {
    overflow: hidden;
    background-color: var(--content-bg-color);
  }
  .mobile-menu .mobile-menu__content nav ul {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }
  .mobile-menu .mobile-menu__content .contacts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    width: 100%;
    color: var(--text-white);
    padding: 20px 10px;

    background-color: var(--bg-brown);
  }
  .mobile-menu .mobile-menu__content .contacts::before {
    content: none;
  }

  .mobile-menu.active {
    grid-template-rows: 1fr;
    padding: 20px 40px;
  }
  .mobile-menu .mobile-menu__content > nav ul li a {
    padding: 10px;
    display: block;
    color: var(--menu-text-color);
  }

  .mobile-menu.active .mobile-menu__content {
    opacity: 1;
  }

  .menu-btn {
    display: block;
  }
}
@media screen and (max-width: 640px) {
  .mobile-menu .mobile-menu__content .contacts {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .mobile-menu .mobile-menu__content .contacts > span:first-of-type {
    grid-row: 1;
  }
  .mobile-menu .mobile-menu__content .contacts > span:last-of-type {
    grid-row: 2;
    margin-bottom: 20px;
  }
}

/* ––––––– POPUP FORM ––––––– */

.popup {
  position: fixed;
  inset: 0;
  z-index: 1000;

  display: none;
  justify-content: center;
  align-items: center;

  backdrop-filter: blur(2px) brightness(0.6);
}
.popup.active {
  display: flex;
  animation: popup 0.3s ease forwards;
}

@keyframes popup {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@keyframes popupScale {
  0% {
    opacity: 0;
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.popup .popup__content {
  --grid-gap: 1rem;

  position: relative;

  display: grid;
  gap: var(--grid-gap);
  background-color: #fff;
  padding: 2rem;
  min-width: 440px;
  max-width: 600px;
}
@media screen and (max-width: 640px) {
  .popup .popup__content {
    min-width: unset;
    max-width: 90%;
    margin: 0 auto;
    padding-inline: 2rem;
  }
}
.popup.contact .popup__content {
  place-items: center;
}
.popup.active .popup__content {
  animation: popupScale 0.3s ease forwards;
}
.popup .popup__content .popup__close {
  position: absolute;
  right: calc(2rem + 5px);
  top: calc(2rem + 5px);
  cursor: pointer;
  padding: 10px;
  border: none;
  display: grid;
  background-color: transparent;
}
.popup .popup__content .popup__close span {
  grid-area: 1/1;
  display: block;
  width: 16px;
  height: 2px;
  background-color: var(--bg-black);
  transform-origin: center;
}
.popup .popup__content .popup__close span:first-child {
  transform: rotate(45deg);
}
.popup .popup__content .popup__close span:last-child {
  transform: rotate(-45deg);
}
.popup .popup__content > span {
  font-size: var(--text-xl);
  font-weight: bold;
  max-width: 90%;
}
.popup .popup__content > p {
  font-size: var(--text-xs);
  color: rgba(0, 0, 0, 0.8);
}
.popup .popup__content > form {
  display: grid;
  gap: var(--grid-gap);
}
.popup .popup__content > form .primary-btn {
  border: none;
  display: block;
  width: 100%;
}
.popup .popup__content > form > label > input,
.popup .popup__content > form > label > textarea {
  border: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.8);
  padding: 15px;
  border-radius: 0;
  font-size: var(--text-md);
  color: rgba(0, 0, 0, 0.5);
}

.popup .popup__content > form > label {
  display: flex;
  flex-direction: column-reverse;
}
.popup .popup__content > form > label > span {
  width: fit-content;
  transition: all 0.2s;
  transform-origin: top left;
}
.popup .popup__content > form > label > input[placeholder=" "]:not(:focus):placeholder-shown + span,
.popup .popup__content > form > label > textarea[placeholder=" "]:not(:focus):placeholder-shown + span {
  transform: translateY(2em) translateX(1em) scale(1.25);
  pointer-events: none;
  opacity: 0.5;
}
.popup .popup__content > form > label > textarea {
  resize: vertical;
}

.popup .popup__content > form .politics__container {
  display: flex;
  align-items: center;
  flex-direction: row;
  gap: 10px;
}
.popup .popup__content > form .politics__container p {
  color: rgba(0, 0, 0, 0.5);
  font-size: var(--text-2xs);
}

.popup .popup__content > form .politics__container label {
  width: calc(var(--text-2xs) + 0.2em);
  height: calc(var(--text-2xs) + 0.2em);
  aspect-ratio: 1/1;
  background-color: #fff;
  display: inline-block;
  position: relative;
  cursor: pointer;
  border: 2px solid var(--color-primary);
  transition: all 0.3s ease;
}

.popup .popup__content > form .politics__container input {
  display: none;
}

.popup
  .popup__content
  > form
  .politics__container
  input:checked
  + label::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60%;
  height: 60%;
  background-color: var(--color-primary);
  transform: translate(-50%, -50%);
}

.popup .popup__content > form .politics__container input:checked + label {
  border-color: var(--color-primary);
}

@media screen and (max-width: 640px) {
  .popup .popup__content > form .politics__container {
    align-items: flex-start;
  }
}

@keyframes shake {
  0% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-5px);
  }
  50% {
    transform: translateX(5px);
  }
  75% {
    transform: translateX(-5px);
  }
  100% {
    transform: translateX(0);
  }
}

.adbank {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 999;

  display: grid;
  grid-template-columns: repeat(3, auto);
  padding: 20px;

  background-color: #16161699;
  backdrop-filter: blur(2px);

  transform: scale(0.8);
}
.adbank span {
  display: grid;
  justify-items: center;
}
.adbank p {
  margin-top: 1rem;
  grid-column: span 3;
  font-size: var(--text-xs);
  color: #fff;
  font-weight: bolder;
}