/* ========================================
   Layout Components
   ======================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ========================================
   Loading States
   ======================================== */
.loading-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255,255,255,0.1);
    border-top: 3px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-placeholder p {
    color: #888;
    font-size: 0.95rem;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(238, 27, 36, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

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

.btn-small {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.8rem;
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1rem;
}

/* ========================================
   Section Styles
   ======================================== */
section {
    padding: var(--spacing-4xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-subtitle {
    display: inline-block;
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5.5vw, 3.6rem);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.015em;
    line-height: 1.02;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
}

.section-description {
    max-width: 600px;
    margin: 0 auto;
    color: var(--color-gray);
    font-size: 1.1rem;
}