:root {
    --primary-color: #4a90e2;
    --secondary-color: #50e3c2;
    --text-color: #333;
    --light-text-color: #ecf0f1;
    --panel-bg: rgba(255, 255, 255, 0.6);
    --border-color: #e0e0e0;
    --input-bg: #f4f7f6;
}

.dark-mode {
    --text-color: #ecf0f1;
    --panel-bg: rgba(44, 62, 80, 0.9);
    --border-color: #4a6580;
    --input-bg: #3b536b;
}

.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.language-switcher .dropdown-toggle {
    background-color: transparent;
    border: none;
    color: var(--light-text-color);
    font-size: 1.2em;
}

.language-switcher .dropdown-toggle:hover,
.language-switcher .dropdown-toggle:focus {
    background-color: transparent;
    color: var(--secondary-color);
}

.language-switcher .dropdown-menu {
    background-color: var(--panel-bg);
    border: 1px solid var(--border-color);
}

.language-switcher .dropdown-item {
    color: var(--text-color);
}

.language-switcher .dropdown-item:hover {
    background-color: var(--primary-color);
    color: var(--light-text-color);
}

html, body {
    height: 100%;
    margin: 0;
    font-family: 'Inter', sans-serif;
    overflow: hidden; /* Prevents scrollbars from appearing on the body */
}

body {
    background-image: url('bg.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    justify-content: flex-end; /* Aligns the child (form panel) to the right */
    align-items: center; /* Centers the panel vertically */
    color: var(--text-color);
}

.form-panel {
    width: 100%;
    max-width: 450px;
    height: 100%;
    background-color: var(--panel-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: -5px 0px 25px rgba(0, 0, 0, 0.3);
}

.form-switcher {
    display: flex;
    justify-content: center;
    margin-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
}

.switcher-item {
    padding: 10px 20px;
    cursor: pointer;
    text-decoration: none;
    color: var(--text-color);
    font-size: 1.1em;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.switcher-item.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.forms-container {
    /* This container no longer needs a fixed height or relative positioning */
}

.form-wrapper {
    overflow: hidden;
    transition: opacity 0.3s ease-in-out, max-height 0.5s ease-in-out;
}

.form-wrapper:not(.active) {
    opacity: 0;
    max-height: 0;
}

.form-wrapper.active {
    opacity: 1;
    max-height: 500px; /* Set to a value larger than the form will ever be */
}

#loginForm > *:not(.form-text),
#registerForm > *:not(.form-text) {
    transition: opacity 0.35s ease-in-out, transform 0.35s ease-in-out;
}

.form-wrapper:not(.active) #loginForm > *:not(.form-text),
.form-wrapper:not(.active) #registerForm > *:not(.form-text) {
    opacity: 0;
    transform: translateY(15px);
}

.form-wrapper.active #loginForm > *:not(.form-text),
.form-wrapper.active #registerForm > *:not(.form-text) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s; /* Delay the field animation until after the wrapper expands */
}

.form-panel .form-control,
.form-panel .form-select {
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 12px;
}

.form-panel .form-control:focus,
.form-panel .form-select:focus {
    background-color: var(--input-bg);
    color: var(--text-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(74, 144, 226, 0.25);
}

.form-panel .btn {
    padding: 12px;
    font-weight: 600;
}

.message {
    font-size: 0.9em;
    text-align: center;
}

#forgotPasswordLink {
    color: var(--primary-color);
    text-decoration: none;
}

#forgotPasswordLink:hover {
    text-decoration: underline;
}

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

.form-text a:hover {
    text-decoration: underline;
}

.panel-footer {
    margin-top: auto; /* Pushes footer to the bottom of the flex container */
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.85em;
    color: var(--text-color);
    opacity: 0.8;
}

.panel-footer a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.panel-footer a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.panel-footer .separator {
    margin: 0 5px;
}

.panel-footer img {
    height: 22px;
    vertical-align: text-bottom;
    margin-left: 4px;
}

.dark-mode .panel-footer img {
    filter: brightness(0) invert(1);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    body {
        justify-content: center; /* Center the panel on smaller screens */
    }
    .form-panel {
        max-width: 100%;
        box-shadow: none;
        background-color: var(--panel-bg); /* Ensure bg is solid enough on mobile */
    }
}