/* ── BUTTON SYSTEM — Zenith v3.0 Cosmos ── */

.action-buttons {
    display: flex;
    gap: 12px;
    padding: 16px 24px;
    background: transparent;
    justify-content: center;
    flex-wrap: wrap;
}

.action {
    background: rgba(255, 255, 255, 0.6);
    padding: 8px 20px;
    border-radius: 100px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    border: 1px solid rgba(255, 255, 255, 0.5);
    cursor: pointer;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.action:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 20px var(--accent-glow);
    border-color: var(--primary);
}

.action.active {
    background: var(--grad-primary);
    color: white;
    box-shadow: 0 8px 16px var(--accent-glow);
    border: none;
}

/* Standardized Button System */
.btn-base {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 16px;
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-align: center;
    border: none;
}

.btn-primary {
    background: var(--grad-primary);
    color: white;
    box-shadow: 0 10px 25px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 15px 35px hsla(var(--p-h), var(--p-s), var(--p-l), 0.35);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.6);
    color: var(--text-header);
    border: 1px solid rgba(255, 255, 255, 0.5);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.btn-secondary:hover {
    background: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--error);
    color: white;
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.2);
}

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

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

.btn-text {
    background: none;
    padding: var(--space-xs) var(--space-sm);
    color: var(--text-muted);
    border: none;
}

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

.btn-text.danger {
    color: var(--error);
}

.btn-text.danger:hover {
    color: #dc2626;
}

/* Specific Aliases */
.btn-save {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 28px;
    border-radius: 16px;
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-align: center;
    background: var(--grad-primary);
    color: white;
    box-shadow: 0 10px 25px var(--accent-glow);
    margin-top: 16px;
    border: none;
}

.btn-logout-full {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--size-small);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    background: var(--error);
    color: white;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.3);
    width: 100%;
    border: none;
}

.btn-ai-help {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    border-radius: var(--radius-md);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    background: transparent;
    border: 1.5px solid var(--primary);
    color: var(--primary);
    padding: var(--space-xs) var(--space-md);
    font-size: 0.8rem;
}

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

.btn-complete {
    background: var(--bg-main);
    border: 1px solid var(--border-base);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    cursor: pointer;
}

.btn-complete:hover {
    background: var(--success);
    color: white;
    border-color: var(--success);
    transform: scale(1.1);
}