/* ===========================
   Buttons
=========================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.btn-primary {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

.btn-primary:hover {
    background: transparent;
    color: var(--color-secondary);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

/* ===========================
   Section
=========================== */
.section {
    padding: var(--spacing-xl) 0;
}

.section-light {
    background: var(--color-light);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    position: relative;
    display: inline-block;
    padding-bottom: var(--spacing-md);
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-secondary);
}

.section-header p {
    max-width: 600px;
    margin: var(--spacing-md) auto 0;
}

/* ===========================
   Cards
=========================== */
.card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-4px);
}

.card-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: var(--spacing-lg);
}

.card-body h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

/* ===========================
   Grid Layouts
=========================== */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

/* ===========================
   Page Banner
=========================== */
.page-banner {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.page-banner h1 {
    color: var(--color-white);
    font-size: var(--font-size-xxl);
    margin-bottom: var(--spacing-sm);
}

.page-banner p {
    color: rgba(255,255,255,0.8);
    font-size: var(--font-size-lg);
    margin: 0;
}

/* ===========================
   Forms
=========================== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: var(--font-size-base);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(1,44,109,0.1);
}

/* ===========================
   Responsive
=========================== */
@media (max-width: 992px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 576px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    h1 { font-size: var(--font-size-xxl); }
    .section { padding: var(--spacing-lg) 0; }
}