429 lines
7.1 KiB
CSS
429 lines
7.1 KiB
CSS
* {
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box-sizing: border-box;
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margin: 0;
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padding: 0;
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}
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body {
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font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
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line-height: 1.5;
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overflow: hidden;
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}
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.login-container {
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position: relative;
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width: 100vw;
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height: 100vh;
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display: flex;
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align-items: center;
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justify-content: center;
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overflow: hidden;
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}
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/* 背景层 - 工业风格渐变 + 几何图案 */
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.login-background {
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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background:
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linear-gradient(135deg, #1e3a8a 0%, #1e40af 25%, #3b82f6 50%, #60a5fa 75%, #93c5fd 100%);
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z-index: 0;
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}
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.login-background::before {
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content: '';
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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background-image:
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repeating-linear-gradient(
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0deg,
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transparent,
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transparent 2px,
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rgba(255, 255, 255, 0.03) 2px,
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rgba(255, 255, 255, 0.03) 4px
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),
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repeating-linear-gradient(
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90deg,
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transparent,
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transparent 2px,
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rgba(255, 255, 255, 0.03) 2px,
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rgba(255, 255, 255, 0.03) 4px
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);
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background-size: 50px 50px;
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}
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.login-background::after {
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content: '';
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position: absolute;
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top: -50%;
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right: -20%;
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width: 80%;
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height: 80%;
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background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
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border-radius: 50%;
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animation: float 20s ease-in-out infinite;
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}
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@keyframes float {
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0%, 100% {
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transform: translate(0, 0) scale(1);
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}
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50% {
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transform: translate(-50px, 50px) scale(1.1);
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}
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}
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/* 登录卡片 */
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.login-card {
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position: relative;
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z-index: 1;
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background: rgba(255, 255, 255, 0.95);
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backdrop-filter: blur(20px);
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border-radius: 24px;
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box-shadow:
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0 20px 60px rgba(0, 0, 0, 0.3),
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0 0 0 1px rgba(255, 255, 255, 0.1) inset;
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padding: 48px;
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width: 90%;
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max-width: 440px;
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animation: slideUp 0.6s ease-out;
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}
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@keyframes slideUp {
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from {
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opacity: 0;
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transform: translateY(30px);
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}
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to {
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opacity: 1;
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transform: translateY(0);
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}
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}
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/* 登录头部 */
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.login-header {
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text-align: center;
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margin-bottom: 40px;
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}
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.logo-container {
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display: flex;
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align-items: center;
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justify-content: center;
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gap: 12px;
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margin-bottom: 8px;
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}
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.logo-icon {
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width: 64px;
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height: 64px;
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display: flex;
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align-items: center;
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justify-content: center;
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animation: float-icon 3s ease-in-out infinite;
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}
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.logo-icon svg {
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width: 100%;
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height: 100%;
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filter: drop-shadow(0 4px 8px rgba(59, 130, 246, 0.3));
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}
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@keyframes float-icon {
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0%, 100% {
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transform: translateY(0) scale(1);
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}
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50% {
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transform: translateY(-5px) scale(1.02);
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}
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}
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.system-title {
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font-size: 28px;
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font-weight: 700;
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color: #1e3a8a;
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margin: 0;
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}
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.system-subtitle {
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font-size: 13px;
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color: #64748b;
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letter-spacing: 1px;
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text-transform: uppercase;
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margin: 0;
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}
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/* 表单 */
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.login-form {
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margin-bottom: 32px;
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}
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.form-group {
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margin-bottom: 24px;
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}
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.form-group label {
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display: block;
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font-size: 14px;
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font-weight: 600;
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color: #334155;
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margin-bottom: 8px;
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}
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.input-wrapper {
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position: relative;
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display: flex;
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align-items: center;
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}
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.input-icon {
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position: absolute;
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left: 16px;
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width: 20px;
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height: 20px;
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display: flex;
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align-items: center;
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justify-content: center;
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pointer-events: none;
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z-index: 1;
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color: #64748b;
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transition: all 0.3s ease;
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}
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.input-icon svg {
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width: 100%;
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height: 100%;
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}
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.form-input {
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width: 100%;
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padding: 14px 16px 14px 48px;
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font-size: 15px;
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font-family: inherit;
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color: #1e293b;
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background: #f8fafc;
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border: 2px solid #e2e8f0;
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border-radius: 12px;
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transition: all 0.3s ease;
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outline: none;
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}
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.form-input::placeholder {
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color: #94a3b8;
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}
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.form-input:focus {
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background: #ffffff;
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border-color: #3b82f6;
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box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
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}
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.input-wrapper:focus-within .input-icon {
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color: #3b82f6;
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transform: scale(1.1);
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}
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/* 验证码 */
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.captcha-wrapper {
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display: flex;
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gap: 12px;
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align-items: center;
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}
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.captcha-image-wrapper {
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position: relative;
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display: flex;
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align-items: center;
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justify-content: center;
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width: 120px;
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height: 48px;
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background: #f8fafc;
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border: 2px solid #e2e8f0;
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border-radius: 12px;
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overflow: hidden;
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flex-shrink: 0;
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cursor: pointer;
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transition: all 0.3s ease;
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}
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.captcha-image-wrapper:hover {
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border-color: #3b82f6;
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box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
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transform: scale(1.02);
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}
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.captcha-image-wrapper:active {
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transform: scale(0.98);
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}
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.captcha-image-wrapper.refreshing {
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animation: rotate 0.3s ease;
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}
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@keyframes rotate {
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from {
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transform: rotate(0deg);
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}
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to {
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transform: rotate(180deg);
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}
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}
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.captcha-image {
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width: 100%;
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height: 100%;
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object-fit: cover;
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display: block;
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pointer-events: none;
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}
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/* 错误消息 */
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.error-message {
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background: #fef2f2;
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border: 1px solid #fecaca;
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color: #dc2626;
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padding: 12px 16px;
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border-radius: 10px;
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font-size: 14px;
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margin-bottom: 20px;
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animation: shake 0.4s ease;
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}
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@keyframes shake {
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0%, 100% { transform: translateX(0); }
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25% { transform: translateX(-10px); }
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75% { transform: translateX(10px); }
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}
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/* 登录按钮 */
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.login-btn {
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width: 100%;
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padding: 16px;
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font-size: 16px;
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font-weight: 600;
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font-family: inherit;
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color: #ffffff;
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background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
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border: none;
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border-radius: 12px;
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cursor: pointer;
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transition: all 0.3s ease;
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box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
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position: relative;
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overflow: hidden;
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}
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.login-btn::before {
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content: '';
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position: absolute;
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top: 0;
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left: -100%;
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width: 100%;
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height: 100%;
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background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
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transition: left 0.5s ease;
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}
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.login-btn:hover {
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transform: translateY(-2px);
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box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
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}
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.login-btn:hover::before {
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left: 100%;
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}
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.login-btn:active {
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transform: translateY(0);
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}
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.login-btn:disabled {
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opacity: 0.7;
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cursor: not-allowed;
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transform: none;
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}
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.btn-loader {
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display: flex;
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gap: 6px;
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justify-content: center;
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align-items: center;
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}
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.btn-loader .dot {
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width: 8px;
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height: 8px;
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border-radius: 50%;
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background: #ffffff;
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animation: bounce 0.9s ease infinite;
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}
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.btn-loader .dot:nth-child(2) {
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animation-delay: 0.15s;
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}
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.btn-loader .dot:nth-child(3) {
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animation-delay: 0.3s;
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}
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@keyframes bounce {
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0%, 100% {
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transform: translateY(0);
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opacity: 0.7;
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}
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50% {
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transform: translateY(-8px);
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opacity: 1;
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}
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}
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/* 页脚 */
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.login-footer {
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text-align: center;
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padding-top: 24px;
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border-top: 1px solid #e2e8f0;
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}
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.login-footer p {
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font-size: 13px;
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color: #64748b;
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margin: 0;
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}
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/* 响应式设计 */
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@media (max-width: 768px) {
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.login-card {
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padding: 32px 24px;
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max-width: 100%;
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margin: 20px;
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}
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.system-title {
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font-size: 24px;
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}
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.logo-icon {
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font-size: 40px;
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}
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}
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@media (max-width: 480px) {
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.login-card {
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padding: 24px 20px;
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}
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.system-title {
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font-size: 20px;
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}
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.logo-container {
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flex-direction: column;
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gap: 8px;
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}
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}
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