/* ============================================
   Auth Pages — SyncUp
   ============================================ */

.auth-body {
    min-height: 100vh;
    background: var(--color-background);
}

/* ---- Split Layout ---- */

.auth-layout {
    display: flex;
    min-height: 100vh;
}

/* ---- Decorative Panel (left) ---- */

.auth-panel {
    flex: 0 0 420px;
    background: var(--color-slate-950);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    position: relative;
    overflow: hidden;
}

.auth-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(239, 99, 81, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.auth-panel::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.auth-panel__content {
    position: relative;
    text-align: center;
    max-width: 300px;
}

.auth-panel__icon {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    background: rgba(239, 99, 81, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    color: var(--color-coral-400);
    font-size: 1.75rem;
}

.auth-panel__title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-3);
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.auth-panel__text {
    font-size: 0.925rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.6;
}

/* ---- Main (right) ---- */

.auth-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8) var(--space-6);
    background: var(--color-background);
    animation: auth-fadeIn 0.5s var(--ease-out) both;
}

/* ---- Card ---- */

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

/* ---- Logo & Title ---- */

.auth-logo-link {
    display: block;
    text-align: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: var(--text-2xl);
    color: var(--color-primary);
    letter-spacing: -0.04em;
    margin-bottom: var(--space-6);
}

.auth-logo-link span {
    color: var(--color-accent);
}

.auth-title {
    text-align: center;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
    letter-spacing: -0.02em;
}

.auth-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: var(--space-6);
    font-size: var(--text-sm);
}

/* ---- Alerts ---- */

.auth-errors {
    background: var(--color-danger-bg);
    border: 1px solid var(--color-danger-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-5);
    color: var(--color-danger);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.auth-errors p {
    margin: 0;
}

.auth-errors p + p {
    margin-top: var(--space-1);
}

.auth-status {
    background: var(--color-success-bg);
    border: 1px solid var(--color-success-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-5);
    color: var(--color-success);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.auth-info {
    background: var(--color-info-bg);
    border: 1px solid var(--color-info-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-5);
    color: var(--color-info);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.auth-info p {
    margin: 0;
}

/* ---- Form ---- */

.auth-field {
    margin-bottom: 1.125rem;
}

.auth-field label {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.4rem;
}

.auth-field input {
    width: 100%;
    padding: 0.7rem 0.875rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-surface);
    transition:
        border-color var(--duration-fast) var(--ease-out),
        box-shadow var(--duration-fast) var(--ease-out);
}

.auth-field input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(239, 99, 81, 0.1);
}

.auth-field input:disabled {
    background: var(--color-slate-50);
    color: var(--color-text-subtle);
    cursor: not-allowed;
}

/* ---- Button ---- */

.auth-button {
    width: 100%;
    padding: 0.75rem;
    background: var(--color-accent);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-weight: 600;
    font-family: var(--font-display);
    cursor: pointer;
    margin-top: var(--space-2);
    transition:
        background var(--duration-fast) var(--ease-out),
        transform var(--duration-fast) var(--ease-spring),
        box-shadow var(--duration-normal) var(--ease-out);
    box-shadow: 0 2px 8px rgba(239, 99, 81, 0.2);
}

.auth-button:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(239, 99, 81, 0.3);
}

.auth-button:active {
    transform: translateY(0);
    box-shadow: 0 1px 4px rgba(239, 99, 81, 0.15);
}

.auth-button:disabled {
    background: var(--color-slate-300);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.auth-button:disabled:hover {
    background: var(--color-slate-300);
    transform: none;
    box-shadow: none;
}

/* ---- Links ---- */

.auth-link {
    text-align: center;
    margin-top: var(--space-5);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.auth-link a {
    color: var(--color-accent);
    font-weight: 600;
    transition: color var(--duration-fast) var(--ease-out);
}

.auth-link a:hover {
    color: var(--color-accent-hover);
}

.auth-link--forgot {
    margin-top: var(--space-2);
}

/* ---- Footer ---- */

.auth-contact {
    text-align: center;
    margin-top: var(--space-6);
    font-size: var(--text-xs);
    color: var(--color-text-subtle);
}

.auth-contact a {
    color: var(--color-text-subtle);
    transition: color var(--duration-fast) var(--ease-out);
}

.auth-contact a:hover {
    color: var(--color-accent);
}

/* ---- Animation ---- */

@keyframes auth-fadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Responsive ---- */

@media (max-width: 900px) {
    .auth-panel {
        display: none;
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: var(--space-8) var(--space-6);
        border-radius: var(--radius-lg);
    }
}