@view-transition {
  navigation: auto;
}

body {
  position: relative;
  min-width: 320px
}

footer {
  position: absolute;
  bottom: 1em;
  left: 0;
  right: 0;
}

section {
  padding: 4em 0 6em;
}

.t_center {
  margin: 0 auto;
  width: max-content
}

.u_text-decor-no {
  text-decoration: none;
}

.u_hide {
  display: none;
}

.e_line {
  gap: 3em
}

input[type="text"].e_ctrl:hover,
input[type="email"].e_ctrl:hover {
  background-color: #ddd;
  color: #222;
}

.e_ctrl {
  border-color: #222
}

@media (max-width:640px) {
  .e_ctrl {
    padding: 0.75em 1em;
  }
}

.e_ctrl:not(input:not([type="submit"])) {
  background-color: #222;
  color: white
}
.e_ctrl:not(input:not([type="submit"])):hover {
  background-color: #555;
  border-color: #555;
  color: white
}
.e_ctrl-outline:not(input:not([type="submit"])):hover {
  background-color: #aaa;
  border-color: #aaa;
  color: black
}

#f_get:target {
  display: block;
}

.c_modal {
  display: none; /* Скрываем окно по умолчанию */
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5); /* Полупрозрачный фон */
  z-index: 100;
}

.c_modal .c_modal_content {
  background-color: white;
  padding: 3em;
  margin: 15% auto;
  max-width: 480px;
  box-sizing: border-box;
  /*text-align: center;*/
  position: relative;
}

.c_modal #c_modal_btn-close {
  text-decoration: none;
  position: absolute;
  right: 1em;
  top: 0.5em;
  font-size: 2em;
}

.c_modal .c_modal-success,
.c_modal .c_modal-error {
  display: none;
}

.c_modal.c_modal-success {
  color: darkgreen;
}

.c_modal.c_modal-error {
  color: darkred;
}

.c_modal-success .c_modal-success,
.c_modal-error .c_modal-error {
  display: inline-block;
}

.ch_thumb {
  border-radius: 0.5em;
  border: 1px solid #00000022;
  width: 300px;
  min-width: 300px
}

@media (max-width:480px) {
  .ch_thumb {
    width: 180px;
    min-width: 180px
  }
}

@media (prefers-color-scheme: dark) {
  html {
    background: #222;
    color: #fff
  }
  a {
    color: darkturquoise;
  }
  .c_modal .c_modal_content {
    background-color: #222;
  }
  .e_ctrl,
  .e_ctrl-outline,
  textarea.e_ctrl-outline {
    border-color: #fff;
  }
  .e_ctrl:not(input:not([type="submit"])),
  .e_ctrl-outline:not(input:not([type="submit"])) {
    background-color: #fff;
    color: #222
  }
  textarea.e_ctrl-outline:not(input:not([type="submit"])) {
    background-color: transparent;
    color: #fff
  }
  input.e_ctrl:hover,
  .e_ctrl-outline:hover {
    border-color: #dadada;
  }
  input.e_ctrl {
    color: #fff;
  }
  .e_ol li:before,
  .e_ul li:before {
    background-color: darkturquoise
  }
}