.button,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 800;
    line-height: 1;
    cursor: pointer;
    transition:
        background-color 0.2s ease,
        border-color 0.2s ease,
        color 0.2s ease,
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.button:hover,
.btn:hover {
    transform: translateY(-1px);
}

.button-lg {
    min-height: 52px;
    padding: 0 24px;
    font-size: 16px;
}

.button-primary,
.btn-primary {
    color: var(--color-white) !important;
    background: var(--color-primary-600) !important;
    border-color: var(--color-primary-600) !important;
}

.button-primary:hover,
.btn-primary:hover {
    color: var(--color-white) !important;
    background: var(--color-primary-700) !important;
    border-color: var(--color-primary-700) !important;
    box-shadow: 0 8px 22px rgba(23, 102, 168, 0.22);
}

.button-secondary,
.btn-secondary {
    color: var(--color-text) !important;
    background: var(--color-background-soft) !important;
    border-color: var(--color-border) !important;
}

.button-outline,
.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-dark {
    color: var(--color-primary-700) !important;
    background: var(--color-white) !important;
    border-color: var(--color-border-strong) !important;
}

.button-outline:hover,
.btn-outline-primary:hover,
.btn-outline-secondary:hover,
.btn-outline-dark:hover {
    color: var(--color-white) !important;
    background: var(--color-primary-700) !important;
    border-color: var(--color-primary-700) !important;
}

.button-ghost-light {
    color: var(--color-white) !important;
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.24);
}

.button-ghost-light:hover {
    color: var(--color-primary-950) !important;
    background: var(--color-white);
}

.btn-outline-danger,
.button-danger {
    color: var(--color-danger) !important;
    background: var(--color-white) !important;
    border-color: rgba(214, 69, 69, 0.3) !important;
}

.btn-outline-danger:hover,
.button-danger:hover {
    color: var(--color-white) !important;
    background: var(--color-danger) !important;
    border-color: var(--color-danger) !important;
}

.form-control,
.form-field input,
.form-field select,
.form-field textarea,
.email-composer input,
.email-composer select {
    width: 100%;
    min-height: 46px;
    padding: 11px 14px;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    background: var(--color-surface);
    font: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus,
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus,
.email-composer input:focus,
.email-composer select:focus {
    outline: 0;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 4px rgba(33, 134, 217, 0.12);
}

.badge,
.status-badge,
.dashboard-status {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 26px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    line-height: 1;
}

.badge-primary,
.badge-info {
    color: var(--color-primary-700);
    background: var(--color-primary-100);
}

.badge-success {
    color: var(--color-success);
    background: rgba(22, 138, 100, 0.1);
}

.badge-warning {
    color: var(--color-warning);
    background: rgba(217, 130, 22, 0.12);
}

.badge-danger {
    color: var(--color-danger);
    background: rgba(214, 69, 69, 0.12);
}

.badge-secondary,
.badge-light {
    color: var(--color-text-secondary);
    background: var(--color-background-soft);
}

.flash-message,
.alert {
    padding: 14px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.alert-warning,
.flash-message {
    border-color: rgba(217, 130, 22, 0.28);
    color: #8a4f0c;
    background: #fff7ed;
}

.empty-state {
    padding: 36px 24px;
    border: 1px dashed var(--color-border-strong);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    text-align: center;
    background: var(--color-surface);
}