/* ===============================================
   Layout CSS
   Main app grid, content area, auth layouts
   =============================================== */

.app-container {
    display: flex;
    min-height: 100vh;
}

.main-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-base);
    min-width: 0; /* Prevents flex overflow */
}

.app-container.sidebar-collapsed .main-wrapper {
    margin-left: var(--sidebar-width-collapsed);
}

.content-area {
    flex: 1;
    padding: var(--spacing-xl);
    background-color: var(--bg-body);
    transition: background-color var(--transition-base);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.page-title {
    font-size: var(--fs-2xl);
    font-weight: 700;
}

.breadcrumbs {
    font-size: var(--fs-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}
.breadcrumbs a {
    color: var(--text-secondary);
}
.breadcrumbs a:hover {
    color: var(--color-gold);
}

/* Footer */
.footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--fs-sm);
    color: var(--text-muted);
}

.footer__links {
    display: flex;
    gap: var(--spacing-lg);
}
.footer__links a:hover {
    color: var(--color-gold);
}

/* Auth Layout (Login, Register) */
.auth-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    position: relative;
    overflow: hidden;
}

/* Animated background bubbles for auth */
.auth-body::before, .auth-body::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(245, 166, 35, 0.1);
    animation: float 8s infinite ease-in-out;
}
.auth-body::before { width: 400px; height: 400px; top: -100px; left: -100px; }
.auth-body::after { width: 300px; height: 300px; bottom: -50px; right: -50px; animation-delay: 4s; }

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-30px); }
}

.auth-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 440px;
    padding: var(--spacing-md);
}

.auth-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
}

html[data-theme="dark"] .auth-card {
    background: rgba(30, 41, 59, 0.8);
}

.auth__header { text-align: center; margin-bottom: var(--spacing-xl); }
.auth__logo {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: var(--fs-3xl);
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--spacing-lg);
}
.auth__title { color: #fff; font-size: var(--fs-xl); margin-bottom: var(--spacing-xs); }
.auth__subtitle { color: rgba(255, 255, 255, 0.7); font-size: var(--fs-sm); }

.auth__form { display: flex; flex-direction: column; gap: var(--spacing-lg); }
.auth__divider {
    display: flex; align-items: center; text-align: center;
    color: rgba(255, 255, 255, 0.5); margin: var(--spacing-md) 0;
}
.auth__divider::before, .auth__divider::after {
    content: ''; flex: 1; border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.auth__divider span { padding: 0 var(--spacing-md); font-size: var(--fs-sm); }

.auth__footer { text-align: center; margin-top: var(--spacing-xl); color: rgba(255, 255, 255, 0.7); font-size: var(--fs-sm); }
.auth__footer .form-link { color: var(--color-gold); }

/* Error 404 Layout */
.error-body {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; text-align: center; background-color: var(--bg-body);
}
.error-code { font-size: 8rem; font-weight: 700; line-height: 1; margin-bottom: var(--spacing-md); }
.error-title { font-size: var(--fs-2xl); margin-bottom: var(--spacing-sm); }
.error-text { color: var(--text-muted); margin-bottom: var(--spacing-xl); }