/* 动画样式 */
/* ========================================
Keyframes
======================================== */
@keyframes fadeIn {
from {
opacity: 0;
}
to {
opacity: 1;
}
}
@keyframes fadeInUp {
from {
opacity: 0;
transform: translateY(30px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
@keyframes fadeInDown {
from {
opacity: 0;
transform: translateY(-30px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
@keyframes fadeInLeft {
from {
opacity: 0;
transform: translateX(-30px);
}
to {
opacity: 1;
transform: translateX(0);
}
}
@keyframes fadeInRight {
from {
opacity: 0;
transform: translateX(30px);
}
to {
opacity: 1;
transform: translateX(0);
}
}
@keyframes scaleIn {
from {
opacity: 0;
transform: scale(0.9);
}
to {
opacity: 1;
transform: scale(1);
}
}
@keyframes slideInUp {
from {
transform: translateY(100%);
}
to {
transform: translateY(0);
}
}
@keyframes pulse {
0%, 100% {
opacity: 1;
}
50% {
opacity: 0.5;
}
}
@keyframes bounce {
0%, 100% {
transform: translateY(0);
}
50% {
transform: translateY(-10px);
}
}
@keyframes spin {
from {
transform: rotate(0deg);
}
to {
transform: rotate(360deg);
}
}
@keyframes float {
0%, 100% {
transform: translateY(0);
}
50% {
transform: translateY(-20px);
}
}
@keyframes gradientFlow {
0% {
background-position: 0% 50%;
}
50% {
background-position: 100% 50%;
}
100% {
background-position: 0% 50%;
}
}
@keyframes countUp {
from {
opacity: 0;
transform: translateY(10px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
@keyframes shimmer {
0% {
background-position: -200% 0;
}
100% {
background-position: 200% 0;
}
}
@keyframes lineGrow {
from {
width: 0;
}
to {
width: 100%;
}
}
/* ========================================
Animation Classes
======================================== */
.animate-fade-in {
animation: fadeIn var(--transition-slow) ease forwards;
}
.animate-fade-in-up {
animation: fadeInUp var(--transition-slow) ease forwards;
}
.animate-fade-in-down {
animation: fadeInDown var(--transition-slow) ease forwards;
}
.animate-fade-in-left {
animation: fadeInLeft var(--transition-slow) ease forwards;
}
.animate-fade-in-right {
animation: fadeInRight var(--transition-slow) ease forwards;
}
.animate-scale-in {
animation: scaleIn var(--transition-slow) ease forwards;
}
.animate-pulse {
animation: pulse 2s ease-in-out infinite;
}
.animate-bounce {
animation: bounce 1s ease infinite;
}
.animate-spin {
animation: spin 1s linear infinite;
}
.animate-float {
animation: float 3s ease-in-out infinite;
}
/* ========================================
Scroll Reveal Animations
======================================== */
.reveal {
opacity: 0;
transform: translateY(30px);
transition: opacity var(--transition-slower), transform var(--transition-slower);
}
.reveal.visible {
opacity: 1;
transform: translateY(0);
}
.reveal-left {
opacity: 0;
transform: translateX(-30px);
transition: opacity var(--transition-slower), transform var(--transition-slower);
}
.reveal-left.visible {
opacity: 1;
transform: translateX(0);
}
.reveal-right {
opacity: 0;
transform: translateX(30px);
transition: opacity var(--transition-slower), transform var(--transition-slower);
}
.reveal-right.visible {
opacity: 1;
transform: translateX(0);
}
.reveal-scale {
opacity: 0;
transform: scale(0.9);
transition: opacity var(--transition-slower), transform var(--transition-slower);
}
.reveal-scale.visible {
opacity: 1;
transform: scale(1);
}
/* 交错延迟 */
.delay-1 { transition-delay: 100ms; }
.delay-2 { transition-delay: 200ms; }
.delay-3 { transition-delay: 300ms; }
.delay-4 { transition-delay: 400ms; }
.delay-5 { transition-delay: 500ms; }
.delay-6 { transition-delay: 600ms; }
/* ========================================
Hover Effects
======================================== */
.hover-lift {
transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.hover-lift:hover {
transform: translateY(-4px);
box-shadow: var(--shadow-lg);
}
.hover-scale {
transition: transform var(--transition-base);
}
.hover-scale:hover {
transform: scale(1.05);
}
.hover-glow {
transition: box-shadow var(--transition-base);
}
.hover-glow:hover {
box-shadow: var(--shadow-glow);
}
/* ========================================
Loading States
======================================== */
.skeleton {
background: linear-gradient(
90deg,
var(--color-bg) 25%,
var(--color-border) 50%,
var(--color-bg) 75%
);
background-size: 200% 100%;
animation: shimmer 1.5s ease-in-out infinite;
border-radius: var(--radius-md);
}
.loading-spinner {
width: 24px;
height: 24px;
border: 2px solid var(--color-border);
border-top-color: var(--color-primary);
border-radius: 50%;
animation: spin 0.8s linear infinite;
}
/* ========================================
Background Patterns
======================================== */
.bg-gradient-primary {
background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}
.bg-grid-pattern {
background-image:
linear-gradient(rgba(0, 82, 217, 0.03) 1px, transparent 1px),
linear-gradient(90deg, rgba(0, 82, 217, 0.03) 1px, transparent 1px);
background-size: 40px 40px;
}
.bg-dot-pattern {
background-image: radial-gradient(rgba(0, 82, 217, 0.1) 1px, transparent 1px);
background-size: 20px 20px;
}
/* ========================================
Gradient Text
======================================== */
.gradient-text {
background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}
/* ========================================
Number Counter Animation
======================================== */
.counter {
display: inline-block;
}
/* ========================================
Line Animation
======================================== */
.animated-line {
position: relative;
}
.animated-line::after {
content: '';
position: absolute;
bottom: 0;
left: 0;
width: 0;
height: 2px;
background: var(--color-primary);
transition: width var(--transition-base);
}
.animated-line:hover::after {
width: 100%;
}
/* ========================================
Page Transitions
======================================== */
.page-transition-enter {
opacity: 0;
transform: translateY(20px);
}
.page-transition-enter-active {
opacity: 1;
transform: translateY(0);
transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.page-transition-exit {
opacity: 1;
}
.page-transition-exit-active {
opacity: 0;
transition: opacity var(--transition-fast);
}
/* ========================================
Reduced Motion
======================================== */
@media (prefers-reduced-motion: reduce) {
*,
*::before,
*::after {
animation-duration: 0.01ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.01ms !important;
}
.reveal,
.reveal-left,
.reveal-right,
.reveal-scale {
opacity: 1;
transform: none;
}
}