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

* {
  transition: background-color 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

:root {

  --color-primary: #00788c;
  --color-primary-light: #50c8d2;
  --color-blue-light: #96d2e6;
  --color-hover: #f1f5ff;

  --color-gray-dark: #505050;
  --color-gray-medium: #969696;
  --color-gray-light: #e6e6e6;
  --color-gray-light-light: #f4f6f7;

  --color-accent: #ffa564;
  --color-red: #e94b4b;

  --color-white: #ffffff;
  --color-black: #000000;

  --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.1);
}

html {
  height: 100%;
  font-size: 16px;
  transition: font-size 0.2s ease;

}

body {
  margin: 0;
  display: grid;
  grid-template-areas:
    "header "
    "content  "
    "footer  ";
  grid-template-rows: auto 1fr auto;

  width: 100%;
  min-height: 100vh;
  font-size: 1rem;
  line-height: 1.4;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  transition: background 0.3s ease, color 0.3s ease;


}

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

h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
  padding-left: 10px;
}


.header {
  grid-area: header;
  background-color: var(--color-primary);
  color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 999;
  display: grid;
  grid-template:
    "logo menu"
    "logo tabs"
  ;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto;

}


.start-banner {
  padding: 2rem;
  max-width: 600px;
  margin: 0 auto;
}

#content {
  grid-area: content;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

.footer {
  grid-area: footer;
  background-color: var(--color-primary);
  position: relative;
  color: var(--color-gray-light);
  bottom: 0;
  z-index: 2;
  font-size: 0.75rem;
}

.footer-container {
  display: grid;
  grid-template-areas:
    "footer-left footer-center footer-right ";
  grid-template-rows: auto;
  grid-template-columns: 3fr 5fr 1fr;
}

.footer-left {
  grid-area: footer-left;
  text-decoration: none;
  padding: 10px;

}

.footer-center {
  grid-area: footer-center;
  text-decoration: none;
  padding: 10px;

}

.footer-right {
  grid-area: footer-right;
  text-decoration: none;
  padding: 10px;
}

.footer a {
  color: var(--color-gray-light);
  text-decoration: none;
}

.footer-left p {
  margin: 0;
  opacity: 0.85;
}

.footer-center a {
  opacity: 0.9;
}

.footer-right {
  opacity: 0.85;
}

.footer-right br {
  display: none;
}

.userRegistration,
.userLogin {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  background: var(--color-gray-light-light);
  border-radius: 16px;
  box-shadow: var(--shadow-soft);

  padding: 2rem;
  margin: 2rem auto;
  width: 90%;
  max-width: 600px;

  transition: box-shadow 0.3s ease, background 0.3s ease;
}

.userRegistration:hover,
.userLogin:hover {
  box-shadow: var(--shadow-soft);
}


.userRegistration h3,
.userLogin h3 {
  margin-bottom: 1rem;
  color: var(--color-gray-dark);
}

.userRegistration p,
.userLogin p {
  font-size: 0.75rem;
  color: var(--color-gray-dark);
}


.inputRegistration {
  display: block;
  width: 60%;
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--color-gray-light);
  border-radius: 10px;
  background: var(--color-white);
  color: var(--color-gray-dark);
  text-align: center;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}


.btnRegistration {
  width: 60%;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 10px;
  margin-bottom: 0.8rem;
  cursor: pointer;
  transition: background 0.3s ease;
}

.btnRegistration:hover {
  background: var(--color-primary-light);
}

#messageRegistration {
  width: 60%;
  text-align: justify;
  font-style: italic;
  color: var(--color-red);
}

#messageForgot {
  min-height: 20px;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-gray-dark);
  text-align: center;
}

.userLogin a {
  color: var(--color-primary);
  text-decoration: none;
}

.userLogin a:hover {
  text-decoration: underline;
}
.password-container {
    position: relative;
    width: 60%;
    margin-bottom: 0.8rem;
}

/* сам input */
.password-input {
    width: 100%;
    padding-right: 3rem; /* пространство под кнопку */
    box-sizing: border-box;
    height: 2.5rem;       /* фиксируем высоту для точного выравнивания */
    line-height: 2.5rem;  /* выравнивание текста по центру */
}

/* кнопка глазика */
.password-container .toggle-password {
    position: absolute;
    top: 0;
    right: 0;
    
    width: 2.5rem;
    height: 100%;           /* кнопка растягивается на всю высоту input */
    font-size: 1.2rem;
    
    display: flex;
    align-items: center;
    justify-content: center;

    background: var(--color-gray-light-light);
    border: 1px solid var(--color-gray-light);
    border-radius: 0 8px 8px 0; /* только правая сторона скруглена */

    cursor: pointer;
    transition: background 0.2s ease;
}

.password-container .toggle-password:hover {
    background: var(--color-gray-light);
}

/* общий фокус для input и кнопки */
.password-container:focus-within .password-input,
.password-container:focus-within .toggle-password {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-soft);
}.pag {
  float: inline-start;
  height: 30px;
  padding-right: 5px;
  border-left: 1px solid var(--color-gray-medium);
  white-space: nowrap;
  overflow: hidden;
}

.pag label {
  cursor: pointer;
}

.pag.tabActive {
  color: var(--color-gray-dark);
  background-color: var(--color-gray-light-light);
  border-bottom: 2px solid var(--color-primary);
  font-style: italic;
  font-weight: 600;
}

.pag.tabActive input {
  color: var(--color-gray-dark);
  background-color: var(--color-gray-light-light);
}

.pag input:hover {
  cursor: pointer;
  transform: scale(1.2);
  color: var(--color-red);
}



.chooseFile {
  cursor: pointer;
}

.btnclose {
  background-color: var(--color-primary);
  border: 0px;
  color: var(--color-white);
}


.dropdown {
  display: inline;
}

.logo {
  grid-area: logo;
  display: flex;
  align-items: center;
  justify-content: center;
}

#menu {
  padding-bottom: 5px;
  grid-area: menu;
}

#tabs {
  grid-area: tabs;
}

.btn_menu {
  color: var(--color-white);
  margin-left: 10px;
  margin-right: 10px;
  border: 0px;
  background-color: var(--color-primary);

}

.btn_menu:hover {
  border: 1px solid var(--color-primary-light);
  border-radius: 7px;
}

.inputRegistration {
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--color-gray-light);
  border-radius: 0.5rem;
  transition: border-color 0.3s;
}

.inputRegistration:focus {
  border-color: var(--color-gray-dark);
  outline: none;
}

.error {
  color: var(--color-accent);
  font-size: 0.85rem;
  margin-top: 0.25rem;
  opacity: 0;
  transform: translateY(-5px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.error.show {
  opacity: 1;
  transform: translateY(0);
}

.dropdown-item:hover {
  background-color: var(--color-primary);
  border: 1px solid var(--color-accent);
  border-radius: 7px;
}

#home {
  cursor: pointer;
}

.banner {
  width: 100%;
}

.legal-page {
  max-width: 1200px;
  margin: 60px auto;
  padding: 60px 70px;
  background: var(--color-gray-light-light);
  box-shadow: var(--shadow-soft);
  border-radius: 16px;
  color: var(--color-gray-dark);
  line-height: 1.8;
  position: relative;
}

.legal-page::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--color-gray-light);
  border-radius: 16px;
  pointer-events: none;
}

.legal-page h1 {
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--color-gray-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.legal-page h2 {
  font-size: 1.2rem;
  margin-top: 1.8rem;
  margin-bottom: 0.6rem;
  color: var(--color-gray-dark);
  border-left: 4px solid var(--color-primary);
  padding-left: 10px;
  font-weight: 600;
}

.legal-page p {
  margin-bottom: 0.8rem;
  text-align: justify;
}

.legal-page ul {
  padding-left: 25px;
  margin-bottom: 1rem;
}

.legal-page li {
  margin-bottom: 0.4rem;
}

.legal-page a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

.legal-page a:hover {
  color: var(--color-primary-light);
  text-decoration: underline;
}

.legal-page b {
  font-weight: 600;
  color: var(--color-gray-dark);
}

.legal-page .meta {
  text-align: right;
  color: var(--color-gray-dark);
  margin-bottom: 2rem;
}

.cookie-banner {
  position: fixed;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 800px;
  background: var(--color-gray-light);
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);
  border-radius: 12px;
  padding: 20px 25px;
  z-index: 9999;
  display: none;
  animation: slideUp 0.4s ease;
}

.cookie-banner.show {
  display: block;
}

.cookie-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.cookie-content p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-gray-dark);
  line-height: 1.5;
  flex: 1;
}

.cookie-content a {
  color: var(--color-primary);
  text-decoration: none;
}

.cookie-content a:hover {
  text-decoration: underline;
}

#cookie-accept-btn {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s ease;
}

#cookie-accept-btn:hover {
  background: var(--color-primary-light);
}

@keyframes slideUp {
  from {
    transform: translate(-50%, 50px);
    opacity: 0;
  }

  to {
    transform: translate(-50%, 0);
    opacity: 1;
  }
}

#toolbar {
  background: var(--color-primary);
  color: var(--color-white);
  width: 100%;
}

.toolbar-tabs-wrapper {
  display: flex;
  width: 100%;
}

.toolbar-tabs-left {
  display: flex;
  gap: 4px;
}

.toolbar-tabs-right {
  display: flex;
  gap: 4px;
  margin-left: auto;
}


.toolbar-tab {
  padding: 6px 12px;
  cursor: pointer;
  border-radius: 10px;
  background: var(--color-primary);
  color: var(--color-gray-light);
  user-select: none;
  transition: background 0.2s;
}
.toolbar-tab button {
  border: 0px solid var(--color-black);
}


.toolbar-tab:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
}

.toolbar-tab.active {
  background: var(--color-primary);
  border-radius: 0;
  border-bottom: 2px solid var(--color-accent);
  margin: 5px;
}

.toolbar-panels {
  padding-left: 8px;
    padding-right: 8px;
  border-radius: 6px;
}

.toolbar-panel {
  display: none;
  gap: 6px;
  flex-wrap: wrap;
 
}

 #panel-user.active {
  display: flex;
  justify-content: end;
}

#panel-setting.active {
  display: flex;
  justify-content: end;
}

.toolbar-panel.active {
  display: flex;
}

.toolbar-panel button,
.toolbar-file {
  padding: 6px 10px;
  border: 1px solid var(--color-primary);
  background: var(--color-primary-light);
  cursor: pointer;
  color: var(--color-gray-light);
  transition: background 0.2s, color 0.2s;
  border-radius: 10px;
}

.toolbar-panel button:hover,
.toolbar-file:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  border-color: var(--color-white);
  border-radius: 10px;
}

.vk-tab {
  padding: 5px 5px;
}

.vk-icon {
  width: 24px;
  height: 24px;
  fill: var(--color-white);
  transition: fill 0.2s, transform 0.2s;
}

.vk-tab:hover {
  background: var(--color-primary);
}

.vk-tab:hover .vk-icon {
  fill: var(--color-white);
  transform: scale(1.5);
}

.toolbar-link {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border: 1px solid var(--color-primary-light);
  background: var(--color-primary-light);
  border-radius: 10px;
  color: var(--color-gray-light);
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.toolbar-link:hover {
  background: var(--color-primary-light);
  border: 1px solid var(--color-white);
  color: var(--color-white);
  border-radius: 10px;

}

.icon-btn {
  position: relative;
}

.icon-btn::after {
  content: attr(data-tip);
  position: absolute;
  bottom: -32px;
  left: 150%;
  transform: translateX(-50%);
  background: var(--color-gray-medium);
  color: var(--color-white);
  padding: 4px 8px;
  border: 1px solid var(--color-gray-dark);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
  z-index: 1000;
}

.icon-btn:hover::after {
  opacity: 1;
}

.icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
  margin-right: 6px;
  vertical-align: middle;
}

.toolbar-tab {
  display: flex;
  align-items: center;
  gap: 6px;
}

.font-controls {
  display: flex;
  gap: 10px;
  align-items: center;
}

.font-controls button {
  padding: 4px 10px;
  cursor: pointer;
}

#hint-container {
    position: fixed;
    top: 12vh;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 2999;
    pointer-events: none; /* важно */
}
.hint-modal {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    z-index: 999;
    pointer-events: auto;
}

.hint-modal>div {
    position: relative;
    width: 380px;
    background: linear-gradient(180deg,
            rgba(15, 23, 42, 0.55),
            rgba(15, 23, 42, 0.45));
    backdrop-filter: blur(14px);
    border-radius: 16px;
    padding: 22px 24px 24px;
    color: #f8fafc;
    box-shadow:
        0 20px 40px rgba(0, 0, 0, .45),
        inset 0 0 0 1px rgba(255, 255, 255, .12);
    animation: hintFadeUp .25s ease;
}

.hint-modal h3 {
    margin: 0 0 12px;
    font-weight: 600;
    letter-spacing: .2px;
}

.hint-modal p {
    margin: 0;
    line-height: 1.55;
    color: #e5e7eb;
}

.hint-modal .accent {
    color: #facc15;
    font-weight: 600;
    white-space: nowrap;
}

.hint-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    cursor: pointer;
    z-index: 10;
}

.hint-modal button:hover {
    background: rgba(255, 255, 255, .18);
    transform: scale(1.05);
}
.hint-card {
    position: relative;
    width: min(380px, 92vw);
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.12),
        rgba(255, 255, 255, 0.06));
    backdrop-filter: blur(14px);
    border-radius: 16px;
    padding: 22px 56px 24px 24px;
    color: #f8fafc;
    box-shadow:
        0 20px 40px rgba(0, 0, 0, .45),
        inset 0 0 0 1px rgba(255, 255, 255, .12);
    animation: hintFadeUp .25s ease;
}
.hint-text {
    padding-top: 18px;
    padding-right: 16px;
    line-height: 1.6;
    word-break: break-word;
}

.fade-out {
    opacity: 0;
    transform: translateY(-10px) scale(0.98);
    transition: all 0.2s ease;
}
.tabs-limit-warning {
    display: flex;
    align-items: center;      
    justify-content: center; 
    font-size: 14px;
}
@media (max-width: 480px) {
    .hint-modal>div {
        width: calc(100% - 32px);
        margin: 0 16px;
    }
  }
@media (max-width: 768px) {
  #content {
    width: 100%;
  }

  .footer {
    font-size: 12px;
    padding: 8px 12px;
  }

  .footer-container {
    gap: 16px;
  }
    .legal-page {
    padding: 30px 20px;
    font-size: 15px;
  }
    .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }

  #cookie-accept-btn {
    width: 100%;
  }

}