/* Bottom Navigation */
#bottom-nav {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background-color: var(--color-surface);
    display: flex;
    justify-content: space-around;
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-bottom: env(safe-area-inset-bottom, 0px); /* iOS notch support */
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--color-text-muted);
    transition: color 0.2s ease;
    width: 64px;
}

.nav-item.active {
    color: var(--color-primary);
}

.nav-item.active svg {
    fill: var(--color-primary);
}
.nav-item[data-target="dashboard"].active svg { fill: none; }
.nav-item[data-target="import"].active svg { fill: none; }

.nav-item span {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Cards */
.card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    width: 100%;
}

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

.btn-primary:active {
    transform: scale(0.98);
    background-color: var(--color-primary-light);
}

.btn-icon {
    border-radius: var(--radius-full);
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    box-shadow: var(--shadow-md);
    aspect-ratio: 1;
}

/* Forms & Inputs */
.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.input-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

textarea.form-control, input.form-control {
    width: 100%;
    padding: var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-main);
    resize: vertical;
}

textarea.form-control:focus, input.form-control:focus {
    outline: 2px solid var(--color-primary);
    border-color: transparent;
}

/* Tags/Pills */
.pill {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background-color: var(--color-error-bg);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-main);
}