/* =========================================================
   4HE / AUTH
   Auth modal, login form and profile menu content
   ========================================================= */

/* =========================
   AUTH MODAL SHELL
   ========================= */

.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.auth-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.auth-modal__backdrop {
  position: absolute;
  inset: 0;
  background: var(--overlay-strong);
}

.auth-modal__panel {
  position: relative;
  width: min(520px, calc(100vw - 24px));
  margin: 8vh auto 0;
  padding: 22px;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(45, 123, 255, 0.10), transparent 30%),
    radial-gradient(circle at left bottom, rgba(155, 234, 60, 0.08), transparent 24%),
    var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.18);
  transform: translateY(18px) scale(0.985);
  transition: transform 0.24s ease;
}

.auth-modal.is-open .auth-modal__panel {
  transform: translateY(0) scale(1);
}

.theme-dark .auth-modal__panel {
  background:
    radial-gradient(circle at top right, rgba(45, 123, 255, 0.14), transparent 30%),
    radial-gradient(circle at left bottom, rgba(155, 234, 60, 0.06), transparent 24%),
    var(--surface);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
}

/* =========================
   AUTH MODAL CONTROLS
   ========================= */

.auth-modal__close,
.auth-modal__back {
  position: absolute;
  top: 14px;
  z-index: 5;
  width: 42px;
  height: 42px;
  padding: 0;
  margin: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition:
    background 0.18s ease,
    color 0.18s ease,
    border-color 0.18s ease,
    transform 0.18s ease,
    opacity 0.18s ease;
}

.theme-dark .auth-modal__close,
.theme-dark .auth-modal__back {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}

.auth-modal__close {
  right: 14px;
}

.auth-modal__back {
  left: 14px;
  opacity: 0;
  pointer-events: none;
}

.auth-modal.is-step-email .auth-modal__back {
  opacity: 1;
  pointer-events: auto;
}

.auth-modal__close:hover,
.auth-modal__back:hover {
  background: var(--surface);
  border-color: var(--border-strong);
  color: var(--accent-main);
}

.auth-modal__close:active,
.auth-modal__back:active {
  transform: scale(0.96);
}

.auth-modal__close .i-svg,
.auth-modal__back .i-svg {
  width: 18px;
  height: 18px;
}

/* =========================
   AUTH STAGES
   ========================= */

.auth-modal__viewport {
  position: relative;
  display: grid;
  grid-template-areas: "stack";
  overflow: hidden;
  transition: height 0.28s var(--ease-main);
}

.auth-modal__stage {
  grid-area: stack;
  min-width: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(28px) scale(0.985);
  transition:
    opacity 0.26s ease,
    transform 0.28s var(--ease-main),
    visibility 0.26s ease;
}

.auth-modal__stage.is-active {
  position: relative;
  z-index: 2;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0) scale(1);
}

.auth-modal:not(.is-step-email) .auth-modal__stage--email {
  transform: translateX(28px) scale(0.985);
}

.auth-modal.is-step-email .auth-modal__stage--welcome {
  transform: translateX(-28px) scale(0.985);
}

/* =========================
   AUTH HEAD
   ========================= */

.auth-modal__head {
  padding: 12px 48px 0;
  margin-bottom: 18px;
}

.auth-modal__head--center {
  padding-top: 6px;
  text-align: center;
}

.auth-modal__badge {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  margin-bottom: 16px;
  background:
    linear-gradient(90deg, rgba(45, 123, 255, 0.12), rgba(155, 234, 60, 0.10)),
    var(--surface);
  border: 1px solid rgba(45, 123, 255, 0.10);
  border-radius: 999px;
  color: var(--text);
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.auth-modal__title {
  color: var(--text);
  font-size: 28px;
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.auth-modal__desc {
  max-width: 360px;
  margin-top: 10px;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.62;
}

.auth-modal__head--center .auth-modal__desc {
  margin-left: auto;
  margin-right: auto;
}

/* =========================
   AUTH BOX
   ========================= */

.auth-box {
  max-width: 420px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.auth-box--welcome {
  gap: 20px;
}

.auth-box__actions {
  display: grid;
  gap: 12px;
}

.auth-social {
  position: relative;
  overflow: hidden;
  width: 100%;
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 18px;
  text-decoration: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  transition:
    background 0.18s ease,
    color 0.18s ease,
    border-color 0.18s ease,
    transform 0.18s ease;
}

.auth-social::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.auth-social:hover {
  text-decoration: none;
}

.auth-social:active {
  transform: scale(0.985);
}

.auth-social .i-svg {
  position: relative;
  z-index: 1;
  width: 19px;
  height: 19px;
}

.auth-social span {
  position: relative;
  z-index: 1;
}

.auth-social--yandex {
  background: linear-gradient(180deg, #161616, #0f0f0f);
  color: #fff;
}

.auth-social--yandex:hover {
  background: linear-gradient(180deg, #1d1d1d, #111);
  color: #fff;
}

.auth-social--yandex .i-svg {
  color: #ff4b26;
}

.auth-social--email {
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border-color: var(--border);
  color: var(--text);
}

.auth-social--email:hover {
  background: linear-gradient(180deg, var(--surface), var(--surface-3));
  border-color: var(--border-strong);
  color: var(--text);
}

.auth-social--email .i-svg {
  color: var(--accent-main);
}

.auth-box__divider {
  position: relative;
  margin: 2px 0;
  text-align: center;
}

.auth-box__divider::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: var(--border);
}

.auth-box__divider span {
  position: relative;
  z-index: 1;
  display: inline-block;
  padding: 0 14px;
  background: var(--surface);
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.auth-box__bottom {
  display: grid;
  justify-items: center;
  gap: 12px;
}

.auth-box__primary-link {
  width: 100%;
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  background: var(--accent-main);
  border-radius: 18px;
  color: #fff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 800;
  transition:
    background 0.18s ease,
    transform 0.18s ease,
    filter 0.18s ease;
}

.auth-box__primary-link:hover {
  background: var(--accent-main-hover);
  color: #fff;
  text-decoration: none;
  filter: brightness(1.03);
}

.auth-box__primary-link:active {
  transform: scale(0.985);
}

.auth-box__muted-link {
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 600;
}

.auth-box__muted-link:hover {
  color: var(--text);
  text-decoration: none;
}

/* =========================
   AUTH FORM
   ========================= */

.auth-form {
  display: grid;
  gap: 16px;
}

.auth-form__group {
  display: grid;
  gap: 9px;
}

.auth-form__label {
  color: var(--text-soft);
  font-size: 12px;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.auth-form input[type="text"],
.auth-form input[type="password"],
.auth-form input[type="email"] {
  width: 100%;
  min-height: 54px;
  padding: 0 18px;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: none;
  font-size: 15px;
  font-weight: 500;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease;
}

.auth-form input[type="text"]::placeholder,
.auth-form input[type="password"]::placeholder,
.auth-form input[type="email"]::placeholder {
  color: var(--text-fade);
}

.auth-form input[type="text"]:focus,
.auth-form input[type="password"]:focus,
.auth-form input[type="email"]:focus {
  background: var(--surface);
  border-color: var(--accent-main);
  box-shadow: 0 0 0 3px rgba(45, 123, 255, 0.12);
  outline: none;
}

.auth-form__check {
  min-height: 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.auth-form__check input {
  margin: 0;
}

.auth-form__submit {
  width: 100%;
  min-height: 52px;
  border: 0;
  border-radius: 18px;
  background: var(--accent-main);
  color: #fff;
  cursor: pointer;
  font-size: 15px;
  font-weight: 800;
  transition:
    background 0.18s ease,
    transform 0.18s ease,
    filter 0.18s ease;
}

.auth-form__submit:hover {
  background: var(--accent-main-hover);
  filter: brightness(1.03);
}

.auth-form__submit:active {
  transform: scale(0.985);
}

.auth-box__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 18px;
}

.auth-box__links a {
  color: var(--accent-main);
  font-size: 14px;
  font-weight: 500;
}

.auth-box__links a:hover {
  color: var(--accent-main-hover);
  text-decoration: none;
}

.auth-box__links--auth {
  justify-content: space-between;
  gap: 12px;
  padding-top: 2px;
}

.auth-box__links--auth a {
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 600;
}

.auth-box__links--auth a:hover {
  color: var(--accent-main);
}

/* =========================
   PROFILE MENU CONTENT
   Shell .site-profile-dropdown lives in layout.css
   ========================= */

.profile-menu {
  display: grid;
  gap: 10px;
}

.profile-menu__head {
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

.profile-menu__user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: 14px;
  color: var(--text);
  text-decoration: none;
  transition: background 0.18s ease;
}

.profile-menu__user:hover {
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
}

.profile-menu__avatar {
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  border-radius: 16px;
  object-fit: cover;
}

.profile-menu__meta {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.profile-menu__name {
  color: var(--text);
  font-size: 15px;
  line-height: 1.2;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.profile-menu__group {
  color: var(--text-soft);
  font-size: 12px;
  line-height: 1.45;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.profile-menu__list {
  display: grid;
  gap: 4px;
}

.profile-menu__item,
.profile-menu__logout {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px;
  border-radius: 13px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition:
    background 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease;
}

.profile-menu__item {
  color: var(--text);
}

.profile-menu__item:hover {
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
}

.profile-menu__logout {
  justify-content: center;
  background: var(--danger-soft);
  color: var(--danger);
}

.profile-menu__logout:hover {
  background: rgba(239, 68, 68, 0.16);
  color: var(--danger);
  text-decoration: none;
}

.profile-menu__item:active,
.profile-menu__logout:active {
  transform: scale(0.985);
}

.profile-menu__item .i-svg,
.profile-menu__logout .i-svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.profile-menu__footer {
  padding-top: 2px;
}

/* =========================
   RESPONSIVE
   ========================= */

@media screen and (max-width: 768px) {
  .auth-modal__panel {
    width: min(100vw - 16px, 520px);
    margin: 6vh auto 0;
    padding: 20px 18px;
    border-radius: 22px;
    box-shadow: 0 20px 54px rgba(0, 0, 0, 0.20);
  }

  .auth-modal__head {
    padding: 12px 46px 0;
  }

  .auth-modal__title {
    font-size: 24px;
  }

  .auth-modal__desc {
    font-size: 14px;
  }

  .auth-social,
  .auth-box__primary-link,
  .auth-form__submit {
    min-height: 50px;
    border-radius: 16px;
  }

  .auth-form input[type="text"],
  .auth-form input[type="password"],
  .auth-form input[type="email"] {
    min-height: 50px;
    border-radius: 16px;
  }
}

@media screen and (max-width: 640px) {
  .auth-modal {
    display: flex;
    align-items: flex-end;
    padding: 0;
  }

  .auth-modal__panel {
    width: 100%;
    max-width: none;
    min-height: 62vh;
    max-height: 92dvh;
    margin: auto 0 0;
    padding: 18px 14px calc(18px + env(safe-area-inset-bottom));
    overflow: auto;
    border-radius: 22px 22px 0 0;
    background:
      radial-gradient(circle at top right, rgba(45, 123, 255, 0.10), transparent 28%),
      radial-gradient(circle at left bottom, rgba(155, 234, 60, 0.06), transparent 22%),
      var(--surface);
    box-shadow: 0 -18px 46px rgba(0, 0, 0, 0.24);
    transform: translateY(100%);
  }

  .auth-modal.is-open .auth-modal__panel {
    transform: translateY(0) scale(1);
  }

  .auth-modal__close,
  .auth-modal__back {
    top: 12px;
    width: 40px;
    height: 40px;
    border-radius: 12px;
  }

  .auth-modal__close {
    right: 12px;
  }

  .auth-modal__back {
    left: 12px;
  }

  .auth-modal__head {
    padding: 12px 42px 0;
    margin-bottom: 16px;
  }

  .auth-modal__badge {
    margin-bottom: 14px;
  }

  .auth-modal__title {
    font-size: 22px;
    line-height: 1.08;
  }

  .auth-modal__desc {
    margin-top: 8px;
    font-size: 13px;
    line-height: 1.58;
  }

  .auth-social,
  .auth-box__primary-link,
  .auth-form__submit {
    min-height: 48px;
    border-radius: 15px;
    font-size: 14px;
  }

  .auth-form input[type="text"],
  .auth-form input[type="password"],
  .auth-form input[type="email"] {
    min-height: 48px;
    padding: 0 16px;
    border-radius: 15px;
  }

  .auth-box__links--auth {
    justify-content: center;
    gap: 10px 16px;
  }
}

/* =========================
   REDUCED MOTION
   ========================= */

@media (prefers-reduced-motion: reduce) {
  .auth-modal,
  .auth-modal__panel,
  .auth-modal__viewport,
  .auth-modal__stage,
  .auth-modal__close,
  .auth-modal__back,
  .auth-social,
  .auth-box__primary-link,
  .auth-form input,
  .auth-form__submit,
  .profile-menu__user,
  .profile-menu__item,
  .profile-menu__logout {
    transition: none !important;
  }
}