/* ==========================================================================
   auth.css — Login / Sign Up pages
   Styles .auth-page / .auth-card and everything inside them. Built entirely
   off the variables already defined in style.css (--bg-card, --text-main,
   --color-green, --border-color, etc.) so it follows your real light/dark
   mode automatically via the .dark-mode class — no new tokens introduced.
   ========================================================================== */

.auth-page {
    min-height: calc(100vh - 220px); /* roughly viewport minus navbar + footer */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    background-color: var(--bg-secondary);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem 2.25rem;
    box-shadow: var(--card-shadow);
}

/* Account type toggle (User / Developer) */
.account-type-toggle {
    display: flex;
    gap: 4px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: 4px;
    margin-bottom: 1.5rem;
}
.account-type-btn {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-muted);
    padding: 0.55rem 0.6rem;
    border-radius: 9999px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 700;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
    transition: background-color 0.2s, color 0.2s;
}
.account-type-btn .account-type-sub {
    font-size: 0.7rem;
    font-weight: 500;
}
.account-type-btn.active {
    background-color: var(--color-green);
    color: #ffffff;
}
.account-type-btn:not(.active):hover {
    color: var(--text-main);
}

.auth-card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.4rem;
    text-align: center;
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 0.92rem;
    text-align: center;
    margin-bottom: 1.75rem;
}

/* Alert banner (#auth-alert) */
.alert {
    padding: 0.85rem 1rem;
    border-radius: 10px;
    font-size: 0.88rem;
    margin-bottom: 1.25rem;
    line-height: 1.5;
}
.alert.hidden { display: none; }
.alert.error {
    background-color: rgba(225, 29, 72, 0.1);
    color: #be123c;
    border: 1px solid rgba(225, 29, 72, 0.25);
}
.alert.success {
    background-color: rgba(0, 135, 81, 0.1);
    color: var(--color-green);
    border: 1px solid rgba(0, 135, 81, 0.25);
}
.dark-mode .alert.error {
    background-color: rgba(225, 29, 72, 0.15);
    color: #fda4af;
    border-color: rgba(225, 29, 72, 0.3);
}
.dark-mode .alert.success {
    background-color: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
    border-color: rgba(16, 185, 129, 0.3);
}

/* Form */
.form-group {
    margin-bottom: 1.25rem;
}
.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.4rem;
}
.form-group input {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background-color: var(--bg-main);
    color: var(--text-main);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input::placeholder {
    color: var(--text-muted);
}
.form-group input:focus {
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Inline field validation */
.field-error {
    display: none;
    color: #be123c;
    font-size: 0.78rem;
    margin-top: 0.4rem;
}
.dark-mode .field-error { color: #fda4af; }
.form-group.has-error input {
    border-color: #be123c;
}
.form-group.has-error .field-error {
    display: block;
}

.full-width { width: 100%; }
button.full-width {
    border: none;
    cursor: pointer;
    font-size: 0.98rem;
    margin-top: 0.4rem;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}
.auth-link {
    color: var(--color-blue);
    font-weight: 600;
}
.auth-link:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 480px) {
    .auth-page {
        padding: 2rem 1rem;
    }
    .auth-card {
        padding: 2rem 1.5rem;
        border-radius: 16px;
    }
    .auth-card h2 {
        font-size: 1.3rem;
    }
}