/* ============================================
   Post It — 動畫效果
   ============================================ */

/* === Keyframes START === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes popIn {
    0% {
        opacity: 0;
        transform: scale(0.5) rotate(-5deg);
    }
    60% {
        opacity: 1;
        transform: scale(1.08) rotate(1deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(var(--note-rotation, 0deg));
    }
}

@keyframes popOut {
    0% {
        opacity: 1;
        transform: scale(1) rotate(var(--note-rotation, 0deg));
    }
    100% {
        opacity: 0;
        transform: scale(0.4) rotate(10deg);
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-4px); }
    40% { transform: translateX(4px); }
    60% { transform: translateX(-3px); }
    80% { transform: translateX(3px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.06); }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
/* === Keyframes END === */

/* === Note Animations START === */
.sticky-note.entering {
    animation: popIn 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.sticky-note.leaving {
    animation: popOut 0.3s ease forwards;
    pointer-events: none;
}
/* === Note Animations END === */

/* === FAB Pulse START === */
.fab-add.pulse {
    animation: pulse 1.5s ease-in-out infinite;
}
/* === FAB Pulse END === */

/* === UI Transitions START === */
.toolbar {
    animation: slideUp 0.4s ease;
}

.fab-add {
    animation: fadeInUp 0.5s ease 0.2s both;
}
/* === UI Transitions END === */