/* Toast */
.toast {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    animation: slideIn 0.25s ease, fadeOut 0.25s ease 3s forwards;
}

@keyframes slideIn {
    from { transform: translateY(-10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

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

/* Score circle */
.score-circle {
    position: relative;
    width: 120px;
    height: 120px;
}

.score-circle svg {
    transform: rotate(-90deg);
}

.score-circle .score-text {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* File drop zone */
.drop-zone {
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.drop-zone.dragover {
    border-color: #6366f1;
    background-color: rgba(99, 102, 241, 0.04);
}

/* Progress bar */
.progress-bar {
    transition: width 0.6s ease;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* Selection */
::selection {
    background: rgba(99, 102, 241, 0.15);
}

/* Hero gradient */
.hero-gradient {
    background: linear-gradient(135deg, #eef2ff 0%, #f8fafc 40%, #faf5ff 100%);
}

/* Card hover */
.card-hover {
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
.card-hover:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border-color: #c7d2fe;
}