#sudedu-main-nav-bar-logo {
    height: 100%;
}

.main-navbar {
    position: relative;
    width: 100%;
    background: #FEC27C;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    min-height: 80px;
    transition: transform 0.3s ease, min-height 0.3s ease, margin-top 0.3s ease;
}

.main-navbar.keyboard-open {
    transform: translateY(-100%);
    margin-top: -80px;
}

.main-nav-container {
    margin: 0 auto;
    padding: 0 25px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.main-nav-link:hover,
.main-nav-link:active {
    text-decoration: none;
    user-select: none;
    -webkit-user-drag: none;
}

/* Main Logo */
.main-nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.main-nav-logo-icon {
    position: relative;
    margin-right: 0.5rem;
    height: 55px;
}

/* Navigation Links */
.main-nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.main-nav-links.invisible {
    opacity: 0;
}

.main-nav-link {
    color: #212529;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.main-nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, #32ac93, #40c9a9);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.main-nav-link:hover {
    color: #40c9a9;
    text-shadow: 0 0 8px rgba(6, 182, 212, 0.3);
}

.main-nav-link.main-nav-link-active::after {
    width: 80%;
}

.main-nav-link.main-nav-link-active {
    color: #40c9a9;
    text-shadow: 0 0 8px rgba(6, 182, 212, 0.3);
}

/* Connect Button */
.main-nav-connect-wrapper {
    position: relative;
    margin-left: 1rem;
}

.main-nav-log-out-btn,
.main-nav-log-in-btn {
    position: relative;
    z-index: 1;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #40c9a9, #32ac93);
    border: none;
    /*border: 1px solid #32ac93;*/
    border-radius: 20px;
    color: #F5F5F7;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    letter-spacing: 0.01em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    /*box-shadow: 
        0 1px 2px rgba(0, 0, 0, 0.2),
        0 4px 12px rgba(50, 136, 172, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);*/
    overflow: hidden;
    margin: 0;
}

.main-nav-log-out-btn:before,
.main-nav-log-in-btn:before,
.main-nav-mobile-log-out-btn:before,
.main-nav-mobile-log-in-btn:before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0) 100%);
  border-radius: 20px;
  pointer-events: none;
  transition: background 0.3s ease;
}

.main-nav-log-out-btn:after,
.main-nav-log-in-btn:after,
.main-nav-mobile-log-out-btn:after,
.main-nav-mobile-log-in-btn:after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.main-nav-log-out-btn:hover::before,
.main-nav-log-in-btn:hover::before,
.main-nav-mobile-log-out-btn:hover::before,
.main-nav-mobile-log-in-btn:hover::before {
  background: rgba(255, 255, 255, 0.15);
}

/* Language Dropper */

.main-nav-language-dropdown {
    position: relative;
    margin-left: 0.5rem;
}

.main-nav-language-btn {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 6px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: #212529;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    margin: 0;
}

.main-nav-language-btn:hover {
    color: #40c9a9;
}

.main-nav-language-arrow {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid #212529;
    margin-left: 0.25rem;
    transition: transform 0.2s ease;
}

.main-nav-language-dropdown.open .main-nav-language-arrow {
    transform: rotate(180deg);
}

.main-nav-language-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: #FEC27C;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    min-width: 50px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 2px 0;
}

.main-nav-language-dropdown.open .main-nav-language-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-nav-language-option {
    display: block;
    padding: 9px;
    color: #212529;
    text-decoration: none;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    background: transparent;
    width: 100%;
    text-align: center;
    margin: 0;
    width: 90%;
    height: 90%;
}

.main-nav-language-option:hover {
    background: rgba(64, 201, 169, 0.2);
    color: #40c9a9;
}

.main-nav-language-option.selected {
    background: linear-gradient(135deg, #40c9a9, #32ac93);
    color: #F5F5F7;
    border-radius: 5px;
}

.main-nav-mobile-language {
    display: block;
    padding: 0.75rem 1.5rem;
    margin: 0;
}

.main-nav-mobile-language .language-option {
    display: inline;
    padding: 0 0.5rem;
    font-size: 1rem;
    font-weight: 400;
    color: #212529;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    border: none;
    background: transparent;
    border-left: 3px solid transparent;
}

.main-nav-mobile-language .language-option:first-child {
    padding-left: 0;
}

.main-nav-mobile-language .language-option:hover {
    color: #32ac93;
}

.main-nav-mobile-language .language-option.selected {
    color: #32ac93;
    font-weight: 500;
    text-shadow: 0 0 8px rgba(6, 182, 212, 0.3);
}

.main-nav-mobile-language .language-separator {
    color: #212529;
    opacity: 0.3;
    padding: 0 0.25rem;
}


/* Mobile Menu */
.main-nav-mobile-btn {
    display: none;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
    padding: 0;
}

.main-nav-mobile-btn.simplified {
    width: auto;
    height: auto;
}

.main-nav-hamburger {
    display: block;
    width: 30px;
    height: 3px;
    background:  #40c9a9;
    margin: 5px auto;
    transition: all 0.3s ease;
    transform-origin: center;
}

.main-nav-mobile-btn.main-nav-mobile-active .main-nav-hamburger:nth-child(1) {
    transform: rotate(45deg) translate(4px, 6px);
}

.main-nav-mobile-btn.main-nav-mobile-active .main-nav-hamburger:nth-child(2) {
    opacity: 0;
}

.main-nav-mobile-btn.main-nav-mobile-active .main-nav-hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -7px);
}

.main-nav-mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffc074;
    backdrop-filter: blur(12px);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.main-nav-mobile-menu.main-nav-mobile-open {
    max-height: 500px;
    padding: 15px 0;
    background: #FEC27C;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.main-nav-mobile-link {
    display: block;
    color: #212529;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.main-nav-mobile-link.active {
    color: #32ac93;
    text-shadow: 0 0 8px rgba(6, 182, 212, 0.3);
    border-left-color: #32ac93;
}

.main-nav-mobile-link:hover {
    color: #32ac93;
    background: rgba(6, 182, 212, 0.05);
    border-left-color: #32ac93;
}

.main-nav-mobile-log-out-btn,
.main-nav-mobile-log-in-btn {
    position: relative;
    margin: 1rem 1.5rem 0;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, #40c9a9, #32ac93);
    font-size: 1rem;
    border: none;
    /*border: 1px solid #32ac93;*/
    border-radius: 20px;
    color: #F5F5F7;
    font-weight: 500;
    cursor: pointer;
    width: calc(100% - 3rem);
    transition: all 0.3s ease;
    letter-spacing: 0.01em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    /*box-shadow: 
        0 1px 2px rgba(0, 0, 0, 0.2),
        0 4px 12px rgba(50, 136, 172, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);*/
}

.main-nav-back-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: #212529;
    transition: all 0.2s ease;
    padding: 8px 12px;
    border-radius: 8px;
}

#desktopBackBtn,
#mobileBackBtn {
    cursor: pointer;
}

.main-nav-back-btn:hover {
    background: rgba(64, 201, 169, 0.1);
    color: #40c9a9;
    text-decoration: none;
}

.main-nav-back-icon {
    font-size: 20px;
}

.main-nav-back-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.main-nav-back-label {
    font-size: 12px;
    opacity: 0.6;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.main-nav-back-title {
    font-size: 18px;
    font-weight: 600;
}

.main-nav-back-btn {
    margin-right: -12px;
}

/* Responsive */
@media (max-width: 992px) {
    .main-nav-links {
        display: none;
    }

    .main-nav-mobile-btn {
        display: block;
    }

    .main-nav-mobile-menu {
        display: block;
    }

    .main-nav-demo-title {
        font-size: 2rem;
    }
}

@media (max-width: 575px) {
    .main-nav-back-label {
        font-size: 11px;
    }

    .main-nav-back-title {
        font-size: 17px;
    }
}

@media (min-device-width: 768px) and (max-device-width: 1200px) and (orientation: portrait)  {
    .main-nav-back-label {
        font-size: 16px;
    }

    .main-nav-back-title {
        font-size: 22px;
    }

    .main-navbar {
        min-height: 65px;
    }

    .main-nav-container {
        padding: 10px 25px;
        height: auto;
    }

    .main-nav-links {
        display: none;
    }

    .main-nav-mobile-btn {
        display: block;
    }

    .main-nav-mobile-menu {
        display: block;
    }

    .main-nav-demo-title {
        font-size: 2rem;
    }
    
    .main-navbar {
        min-height: 100px;
        display: flex;
    }

    .main-nav-container {
        width: 100%;
    }

    .main-nav-logo-icon {
        height: 70px;
    }

    .main-nav-hamburger {
        width: 50px;
        height: 5px;
    }

    .main-nav-mobile-link {
        font-size: 1.5rem;
    }

    .main-nav-mobile-log-out-btn,
    .main-nav-mobile-log-in-btn {
        font-size: 1.5rem;
        margin-top: 32px;
    }

    .main-nav-mobile-btn.main-nav-mobile-active .main-nav-hamburger:nth-child(1) {
        transform: rotate(45deg) translate(4px, 8px);
    }

    .main-nav-mobile-btn.main-nav-mobile-active .main-nav-hamburger:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -10px);
    }

    .main-nav-mobile-language .language-option {
        font-size: 1.5rem;
    }
}