/* components/buttons.css */

.btn {
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.25s ease;
    font-size: 0.875rem;
    font-weight: 700;
    font-family: var(--font-body);
    letter-spacing: 0.02em;
    margin: 0.25rem;
    text-align: center;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* ── Primär (Violet) ── */
.btn-primary {
    background-color: var(--color-primary);
    color: white;
    box-shadow: 0 4px 12px var(--color-primary-shadow);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

/* ── Sekundär (outlined) ── */
.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* ── Danger ── */
.btn-danger {
    background-color: var(--color-danger);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background-color: var(--color-danger-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

/* ── Success / Create ── */
.btn-create,
.btn-success {
    background-color: var(--color-success);
    color: white;
}

.btn-create:hover:not(:disabled),
.btn-success:hover:not(:disabled) {
    background-color: var(--color-success-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* ── Neutral / Ghost ── */
.btn-neutral {
    background-color: var(--color-bg-secondary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-neutral:hover:not(:disabled) {
    background-color: var(--color-border);
    transform: translateY(-1px);
}

/* ── Brand Gradient (Amber → Pink → Violet) ──
   Nur für besondere Hero-Aktionen verwenden:
   - Abschluss-Kaufbutton (Billing Wizard, letzter Schritt)
   - Gutschein einlösen
   - Erstmaliger Premium-Upgrade-CTA
*/
.btn-brand {
    background: linear-gradient(
        135deg,
        var(--color-brand-amber) 0%,
        var(--color-brand-pink) 50%,
        var(--color-brand-violet) 100%
    );
    color: white;
    border: none;
    box-shadow: 0 4px 16px rgba(236, 72, 153, 0.30);
    position: relative;
    overflow: hidden;
}

.btn-brand::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        var(--color-brand-pink) 0%,
        var(--color-brand-violet) 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-brand:hover:not(:disabled)::before {
    opacity: 1;
}

.btn-brand > * {
    position: relative;
    z-index: 1;
}

.btn-brand:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.40);
}

/* Kleine Button-Varianten (z.B. in Tabellen, Listen) */
.btn-small,
.btn.btn-sm {
    padding: 0.25rem 0.6rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    margin: 0.1rem;
}

/* Pfeil-Button (für Navigation) */
.arrow-btn {
    background-color: var(--color-white);
    min-width: 30px;
    min-height: 30px;
    font-size: large;
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.25s ease;
}

.arrow-btn:hover {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--color-primary-shadow);
}

/* Vollbreiter Button */
.btn-full {
    width: 100%;
    display: block;
    margin-left: 0;
    margin-right: 0;
}

/* Großer Button (z.B. Wizard-Abschluss) */
.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
}