:root {
    /* Keep variables flexible; rely on theme defaults */
}

.signup-container, .login-container, .profile-container, .directory-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

.auth-container {
    min-height: 75vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    flex-direction: column;
    gap: 1rem;
    background: var(--content-bg, var(--color-surface-0));
    padding: 40px 20px;
}

.auth-section {
    width: 100%;
    max-width: 420px;
    position: relative;
    display: flex;
    justify-content: center;
}

.auth-card {
    background: var(--color-surface-1);
    padding: 2rem;
    border-radius: 14px;
/*    box-shadow: var(--shadow-lg, 0 18px 50px color-mix(in srgb, currentColor 10%, transparent)); */
    border: 1px solid var(--color-border, color-mix(in srgb, currentColor 12%, transparent));
    color: var(--color-text, currentColor);
}

.auth-card h1,
.auth-card h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--color-text, currentColor);
}
.auth-card > .auth-global-message {
    margin-bottom: 1rem;
}

.form-group { margin-bottom: 1rem; }
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-text-secondary, color-mix(in srgb, currentColor 55%, transparent));
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border, color-mix(in srgb, currentColor 12%, transparent));
    border-radius: 10px;
    font-size: 1rem;
    background: var(--color-surface-2, var(--color-surface-1));
    color: var(--color-text, currentColor);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary, currentColor);
    box-shadow: 0 0 0 0.18rem color-mix(in srgb, var(--color-primary, currentColor) 30%, transparent);
}

/* Apply form-control look to plain inputs/selects/textareas that don't have classes */
input:not([type="checkbox"]):not([type="radio"]),
select,
textarea {
    width: 100%;
    padding: 0.7rem;
    border: 1px solid var(--color-border, color-mix(in srgb, currentColor 12%, transparent));
    border-radius: 10px;
    background: var(--color-surface-2, var(--color-surface-1));
    color: var(--color-text, currentColor);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

input:not([type="checkbox"]):not([type="radio"]):focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary, currentColor);
    box-shadow: 0 0 0 0.18rem color-mix(in srgb, var(--color-primary, currentColor) 30%, transparent);
}

.form-text {
    font-size: 0.875rem;
    color: color-mix(in srgb, currentColor 55%, transparent);
    margin-top: 0.25rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    border-radius: 10px;
    transition: all 0.15s ease-in-out;
}

.btn-primary {
    color: var(--color-on-primary, #fff);
    background-color: var(--color-primary, #2563eb);
    border-color: var(--color-primary, #2563eb);
    box-shadow: var(--shadow-sm, 0 6px 16px color-mix(in srgb, var(--color-primary, #2563eb) 25%, transparent));
}

.btn-primary:hover {
    background-color: color-mix(in srgb, var(--color-primary, #2563eb) 88%, #ffffff 12%);
    border-color: color-mix(in srgb, var(--color-primary, #2563eb) 92%, #ffffff 8%);
}

.btn-primary:disabled {
    background-color: var(--color-border, color-mix(in srgb, currentColor 15%, transparent));
    border-color: var(--color-border, color-mix(in srgb, currentColor 15%, transparent));
    cursor: not-allowed;
    box-shadow: none;
}

.btn-secondary {
    color: inherit;
    background-color: var(--color-surface-2, var(--color-surface-1, #ffffff));
    border-color: var(--color-border, color-mix(in srgb, currentColor 12%, transparent));
}

.btn-outline {
    color: var(--color-primary, currentColor);
    background-color: transparent;
    border-color: var(--color-primary, currentColor);
}

.btn-outline:hover {
    color: var(--color-on-primary, #fff);
    background-color: var(--color-primary, currentColor);
    border-color: var(--color-primary, currentColor);
    box-shadow: var(--shadow-xs, 0 4px 12px color-mix(in srgb, var(--color-primary, currentColor) 25%, transparent));
}

.btn + .btn { margin-left: 0.5rem; }

.btn-block { width: 100%; }

.muted { color: color-mix(in srgb, currentColor 55%, transparent); }
.notice { background: var(--color-surface-2, var(--color-surface-1)); padding: 0.75rem 1rem; border-radius: 8px; border: 1px solid var(--color-border, color-mix(in srgb, currentColor 12%, transparent)); }

.user-card {
    border: 1px solid var(--color-border, #ddd);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 4px;
}

.success {
    color: green;
}

.error {
    color: red;
}

.search-container {
    margin-bottom: 20px;
}