/* ============================================
   Components (Uber Base Web)
   ============================================ */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.5rem;
    /* Larger touch target */
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-sm);
    /* 4px */
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

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

.btn-primary:active {
    transform: scale(0.98);
}

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

.btn-outline:hover {
    background-color: var(--color-bg-surface-alt);
    border-color: var(--color-text-primary);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Cards */
.card {
    background-color: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-6);
    /* Flat design, no shadow by default */
}

/* Forms */
.form-control {
    display: block;
    width: 100%;
    padding: 0.875rem;
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text-primary);
    background-color: var(--color-bg-surface-alt);
    /* Light gray background */
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.form-control:focus {
    outline: none;
    background-color: var(--color-bg-surface);
    border-color: var(--color-focus);
    /* Black border on focus */
}

.search-form {
    display: flex;
    gap: var(--spacing-2);
}

.search-input-wrapper {
    flex: 1;
    display: flex;
    gap: var(--spacing-2);
}

.search-input {
    flex: 1;
    padding: 1rem;
    font-size: var(--font-size-lg);
    background-color: var(--color-bg-surface-alt);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
}

.search-input:focus {
    outline: none;
    background-color: var(--color-bg-surface);
    border-color: var(--color-focus);
}

.search-button {
    padding: 0 2rem;
    background-color: var(--color-primary);
    color: white;
    border: none;
    font-weight: 500;
    font-size: var(--font-size-base);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

/* Badges/Tags */
.badge {
    display: inline-block;
    padding: 0.25em 0.6em;
    font-size: 0.75rem;
    font-weight: 500;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: var(--radius-sm);
    background-color: var(--color-bg-surface-alt);
    color: var(--color-text-primary);
}

/* Breadcrumbs */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    padding: var(--spacing-2) 0;
    margin-bottom: var(--spacing-4);
    list-style: none;
    font-size: var(--font-size-sm);
}

.breadcrumb a {
    color: var(--color-text-secondary);
    text-decoration: none;
    border-bottom: none;
}

.breadcrumb a:hover {
    color: var(--color-text-primary);
    text-decoration: underline;
}

.breadcrumb span {
    margin: 0 var(--spacing-2);
    color: var(--color-text-secondary);
}