/* Layout - Layout components, containers, and grids */

/* ===== CONTAINERS ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    min-height: calc(100vh - 80px);
    background: transparent;
}

.container-fluid {
    width: 100%;
    padding: 0 1rem;
}

.container-sm {
    max-width: 576px;
    margin: 0 auto;
    padding: 2rem;
}

.container-md {
    max-width: 768px;
    margin: 0 auto;
    padding: 2rem;
}

.container-lg {
    max-width: 992px;
    margin: 0 auto;
    padding: 2rem;
}

/* ===== NAVIGATION ===== */
/* Navbar styles moved to navbar.css for consistency */

/* ===== GRIDS ===== */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-1 { grid-template-columns: repeat(1, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.grid-auto-fit {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-auto-fill {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

/* ===== FLEXBOX ===== */
.flex {
    display: flex;
}

.flex-column {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.align-center {
    align-items: center;
}

.align-start {
    align-items: flex-start;
}

.align-end {
    align-items: flex-end;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

/* ===== SPACING ===== */
.m-0 { margin: 0; }
.m-1 { margin: 0.5rem; }
.m-2 { margin: 1rem; }
.m-3 { margin: 1.5rem; }
.m-4 { margin: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 0.5rem; }
.pt-2 { padding-top: 1rem; }
.pt-3 { padding-top: 1.5rem; }
.pt-4 { padding-top: 2rem; }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: 0.5rem; }
.pb-2 { padding-bottom: 1rem; }
.pb-3 { padding-bottom: 1.5rem; }
.pb-4 { padding-bottom: 2rem; }

/* ===== SECTIONS ===== */
.section {
    padding: 3rem 0;
}

.section-sm {
    padding: 1.5rem 0;
}

.section-lg {
    padding: 4rem 0;
}

/* ===== HEADERS ===== */
.header {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: #ffffff;
    padding: 0rem 0rem;
    text-align: center;
}

.header h1 {
    font-size: 2em;
    margin-bottom: 0.2rem;
    font-weight: 300;
}

.header p {
    font-size: 1.4em;
    opacity: 1;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .navbar {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .nav-auth {
        gap: 0.5rem;
    }
    
    .nav-brand h2 {
        font-size: 1.2rem;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .flex {
        flex-direction: column;
    }
    
    .header {
        padding: 2rem 1rem;
    }
    
    .header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0.5rem;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    .header {
        padding: 1.5rem 0.5rem;
    }
}