/* ==========================================================================
   NAVIGATION
   Nav bar, mobile menu, burger, dropdowns, user menu, next lesson widget,
   login popup
   ========================================================================== */




/* ---------------------------------------------------------------------------
   NAV BAR
   --------------------------------------------------------------------------- */

nav {
  display: block;
  z-index: 100;
  position: fixed;
  transition: top 0.3s ease;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background-color: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(15px); 
  -webkit-backdrop-filter: blur(15px);
}

nav.hidden {
  display: block;
  top: -60px;
}

.logo_nav {
  display: block;
  width: 150px;
  height: 100%;
  margin: auto;
  background-image: url('/content/icons/werkstatt_logo.svg');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.nav_links_container {
  position: absolute;
  right: 0;
  top: 0;
  height: 60px;
  display: flex;
  flex-direction: row;
  align-items: center;  
  gap: var(--gap);
  margin: 0 20px;
}

.nav_links {
  display: flex;
  flex-direction: row;
  align-items: center;  
  gap: var(--gap);
}




/* ---------------------------------------------------------------------------
   NAV BUTTONS
   --------------------------------------------------------------------------- */

.nav-button {
  font-family: 'Grafik-reg';
  font-size: 14.4px;
  line-height: 125%;
  background-color: rgba(255, 255, 255, 0);
  transition: background-color 0.075s;
  height: 60px;
  min-width: 80px;
  width: fit-content;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.nav-button:hover {
  background-color: rgba(255, 255, 255, 0.4);
}

.nav-button.isPressed {
  background-color: rgba(255, 255, 255, 0.7);
}

#school-nav-button {
  display: block;
}

#nav-mobile-menu {
  display: none;
}

#nav-auth-btn,
#nav-user-btn {
  width: 60px;
  min-width: 60px;
}

#nav-auth-btn {
  color: var(--black) !important;
}

#nav-auth-btn.hidden,
#nav-user-btn.hidden {
  display: none;
}




/* ---------------------------------------------------------------------------
   DROPDOWN MENUS
   --------------------------------------------------------------------------- */

.nav-dropdown-menu {
  display: none;
  flex-direction: column;
  padding: 10px;
  position: fixed;
  right: 0;
  top: 61px;
  z-index: 100;
  width: 286px;
  box-sizing: border-box;
  border-radius: 10px;
  background-color: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
}

.nav-dropdown-menu.show {
  display: flex;
}


/* Personal Menu */

#nav-personal-menu .nav-user-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 5px 10px 15px 10px;
}

#nav-personal-menu .nav-actions {
  display: flex;
  flex-direction: column;
  padding-top: 10px;
}


/* Dropdown Icon */

#nav-dropdown-icon {
  display: inline-block;
  width: 15px; 
  height: 15px;
  background-color: transparent;
  background-image: url('/content/icons/dropdown_closed.svg');
}

#nav-dropdown-icon.open {
  background-image: url('/content/icons/dropdown_opened.svg');
}


/* Dropdown Links */

.nav-dropdown-link {
  padding: 7.5px 10px;
  text-decoration: none;
  border-radius: 10px;
  background-color: transparent;
  transition: background-color 0.15s ease;
  cursor: pointer;
}

.nav-dropdown-link:hover {
  background-color: rgba(255, 255, 255, 0.4);
}




/* ---------------------------------------------------------------------------
   NEXT LESSON WIDGET
   --------------------------------------------------------------------------- */

#next-lesson-widget {
  position: fixed;
  right: 0;
  left: 0;
  top: 61px;
  z-index: 99;
  max-height: 100px;
  overflow: hidden;
  transition: top 0.3s ease, max-height 0.3s ease;
  background-color: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
}

#next-lesson-widget.hidden {
  display: block;
  max-height: 0px;
  top: 0px;
}

#next-lesson-widget > div {
  max-width: 1780px;
  margin: auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  height: 96px;
  padding: 10px 30px;
  box-sizing: border-box;
}

#nav-next-lesson-caption {
  min-width: 82px;
  flex-shrink: 1;
}


/* Date Container */

.nav-next-lesson-date-container {
  flex-shrink: 0;
  display: flex;
  gap: clamp(10px, 1.5vw, 30px);
  align-items: center;
  margin: 0 clamp(20px, 3vw, 80px) 0 clamp(20px, 3vw, 80px);
}

.nav-next-lesson-date {
  display: flex;
  flex-direction: column;
  background-color: var(--ivory);
  border-radius: 10px;
  align-items: center;
  padding: 10px 16px 6px 16px;
  box-sizing: border-box;
}

#nav-next-lesson-day {
  font-family: 'Meteor';
  font-size: clamp(30px, 3.3vw, 48px);
  line-height: 80%;
}


/* On Air State */

#next-lesson-widget #nav-next-lesson-on-air {
  display: none;
  margin: 0 clamp(20px, 3vw, 80px) 0 clamp(20px, 3vw, 80px);
  background-color: var(--red);
  color: var(--snow);
  align-items: baseline;
  cursor: default;

  > div {
    height: 11px;
    width: 11px;
    background-color: var(--snow);
    border-radius: 50%;
    animation: pulse 1.5s infinite ease-in-out;
  }
}

@keyframes pulse {
  10%, 90% { opacity: 1; }
  45%, 55% { opacity: 0.1; }
}

#next-lesson-widget.onAir .nav-next-lesson-date-container {
  display: none;
}

#next-lesson-widget.onAir #nav-next-lesson-on-air {
  display: flex;
}


/* Title & Buttons */

.nav-next-lesson-title-container {
  flex-shrink: 1;
  display: flex;
  flex-direction: column;
  margin-right: auto;
}

#next-lesson-widget .buttons_container {
  margin: 0;
  padding-left: clamp(20px, 3vw, 50px);
  flex-shrink: 0;
}




/* ---------------------------------------------------------------------------
   LOGIN POPUP
   --------------------------------------------------------------------------- */

#login-popup {
  z-index: 9999;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(15px); 
  -webkit-backdrop-filter: blur(15px);
  padding: 40px;

  #login-container {
    max-width: 432px;
    background-color: var(--ivory);
    padding: 80px;
    position: relative;
  }

  .login_section {
    max-width: 432px;
    padding: 0;
    margin: 0;

    .main_text {
      margin-bottom: 40px;
    }
  }

  #loginCloseBtn {
    position: absolute;
    top: 0;
    right: 0;
    width: 44px;
    height: 44px;
    background-image: url('/content/icons/close.svg');
    z-index: 9;
    cursor: pointer;
  }
}

#login-popup.hidden,
.login_section.hidden {
  display: none;
}




/* ===========================================================================
   MEDIA QUERIES
   =========================================================================== */


/* ---------------------------------------------------------------------------
   Medium screens (max-width: 900px)
   --------------------------------------------------------------------------- */

@media screen and (max-width: 900px) {
  #nav-next-lesson-course-btn {
    display: none;
  }
}


/* ---------------------------------------------------------------------------
   Mobile (max-width: 800px)
   --------------------------------------------------------------------------- */

@media (max-width: 800px) {

  /* --- Nav Bar --- */

  nav,
  .nav_links_container {
    height: 44px;
  }

  .logo_nav {
    width: 100px;
  }
  
  nav.hidden {
    display: block;
    top: -45px;
  }

  .nav_links_container {
    height: 44px;
    margin: 0 10px;
    
    .nav_links {
      display: none;
    }
  }


  /* --- Burger Menu --- */

  #nav-burger {
    width: 44px;
    min-width: 44px;
    height: 44px;
    background-image: url('/content/icons/burger.svg');
  }

  #nav-burger.open {
    background-image: url('/content/icons/close.svg');
  }


  /* --- Mobile Menu --- */

  #nav-mobile-menu {
    top: 45px;
    left: 0;
    right: 0;
    width: 100vw;
    min-width: none;
    max-width: none;
    border-radius: 0;
    padding: 20px;

    .nav-user-info {
      padding: 5px 10px 15px 10px;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .nav-user-info.hidden {
      display: none;
    }

    .nav-actions {
      padding: 0;
    }

    .line {
      margin-top: 20px;
      margin-bottom: 20px;
    }

    .nav-dropdown-link,
    .nav-dropdown-subhead {
      padding: 10px;
      display: block;
    }

    .nav-dropdown-link.hidden {
      display: none;
    }
  }

  #nav-mobile-menu.show {
    display: flex;
  }

  .nav-button.mobile-only {
    display: block;
  }


  /* --- Login Popup --- */

  #login-popup {
    background-color: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(15px); 
    -webkit-backdrop-filter: blur(15px);
    padding: 15px;

    #login-container {
      max-width: 432px;
      background-color: var(--ivory);
      padding: 80px 20px;
      position: relative;
    }

    .login_section {
      max-width: 432px;
      padding: 0;
      margin: 0;

      .main_text {
        margin-bottom: 40px;
      }
    }

    #loginCloseBtn {
      position: absolute;
      top: 0;
      right: 0;
      width: 44px;
      height: 44px;
      background-image: url('/content/icons/close.svg');
      z-index: 9;
      cursor: pointer;
    }
  }


  /* --- Next Lesson Widget --- */

  #next-lesson-widget {
    top: 45px;
    max-height: unset;
    height: 50px;  
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    opacity: 1;
    transition: top 0.3s ease, opacity 0.3s ease;
  }

  #next-lesson-widget.hidden {
    opacity: 0;
    max-height: unset;
  }

  #next-lesson-widget > div {
    width: 100vw;
    height: 50px;
    margin: 0;
    display: flex;  
    padding: 10px;
    box-sizing: border-box;
  }

  #nav-next-lesson-caption {
    display: none;
  }

  .nav-next-lesson-date-container {
    flex-direction: column;
    gap: 0;
    align-items: start;
    margin: 0;

    .nav-next-lesson-date {
      background-color: transparent;
      flex-direction: row;
      background-color: none;
      border-radius: none;
      align-items: left;  
      justify-content: baseline;
      padding: 0;
    }

    #nav-next-lesson-month,
    #nav-next-lesson-day {
      display: none;
    }

    #nav-next-lesson-mobile-date {
      display: block;
    }
    
    #nav-next-lesson-time {
      font-family: 'Grafik-reg', Helvetica, sans-serif;
      font-size: 13.5px;
      line-height: 18px;
    }
  }

  .nav-next-lesson-title-container {
    margin: 0;
    max-width: 52vw;

    #nav-next-lesson-course-title {
      font-family: 'Grafik-reg', Helvetica, sans-serif;
      font-size: 13.5px;
      line-height: 18px;
      margin: auto;
    }

    #nav-next-lesson-theme {
      display: none;
    }
  }

  #next-lesson-widget #nav-next-lesson-on-air {
    margin: 0;
    font-size: 12px;
    padding: 9px clamp(12px, 4vw, 36px) 10px clamp(8px, 2.5vw, 18px);
    gap: clamp(6px, 2vw, 12px);
    width: fit-content;

    > div {
      height: 7px;
      width: 7px;
    }

    .mobile-only {
      display: block;
    }
  }

  #next-lesson-widget .buttons_container {
    padding: 0;

    #nav-next-lesson-course-btn {
      display: none;
    }

    #nav-next-lesson-zoom-btn {
      font-size: 13.5px;
      line-height: 18px;
      padding: 8px clamp(8px, 3vw, 36px) 8px clamp(12px, 4vw, 36px);
      gap: clamp(4px, 2vw, 12px);

      .arrow {
        width: 12px;
        height: 15px;
        opacity: 1;
        transform: translateY(3px);
      }
    }
  }

}