/* ------------------------------------------------------------------
   Button Component Styles – extracted from monolithic styles.css
   ------------------------------------------------------------------ */

.btn-primary {
    align-self: flex-start;
    background-color: var(--primary);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 14px;
    border-radius: var(--radius-md);
    color: var(--dark);
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.btn-primary:hover {
    background-color: var(--secondary);
    transform: translateY(-1px);
}

/* Secondary (neutral surface) */
.btn,
.btn-secondary {
    background-color: var(--dark-card);
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.btn:hover,
.btn-secondary:hover {
    background-color: var(--dark-lighter);
    transform: translateY(-1px);
}

/* Ghost button – transparent, coloured outline */
.btn-ghost {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.btn-ghost:hover {
    background: rgba(100, 255, 218, 0.12);
    transform: translateY(-1px);
}

/* --------------------------------------------------------- */
/* Micro-interaction additions (Phase-4)                     */
/* --------------------------------------------------------- */

/* Slightly scale down on active press for tactile feedback */
.btn:active,
.btn-primary:active,
.btn-secondary:active,
.btn-ghost:active {
    transform: scale(0.97);
}

/* Ensure buttons don’t jump when both translateY and scale are applied */
.btn:hover:active,
.btn-primary:hover:active,
.btn-secondary:hover:active,
.btn-ghost:hover:active {
    transform: scale(0.97) translateY(-1px);
}


/* Size modifiers */
.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 12px;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 16px;
}