/* 基础重置样式 */
*, ::before, ::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: "Noto Sans TC", sans-serif, Helvetica, Arial, "Microsoft JhengHei", sans-serif;
    background-color: #fff;
    font-size: 15px;
    color: #4a4a4a;
    letter-spacing: 1px;
}

/* Tailwind CSS 必要的工具类 */
.pointer-events-none { pointer-events: none; }
.absolute { position: absolute; }
.relative { position: relative; }
.inset-y-0 { top: 0px; bottom: 0px; }
.left-0 { left: 0px; }
.mx-1 { margin-left: 0.25rem; margin-right: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-\[10px\] { margin-bottom: 10px; }
.mt-4 { margin-top: 1rem; }
.flex { display: flex; }
.h-7 { height: 1.75rem; }
.w-7 { width: 1.75rem; }
.w-\[100px\] { width: 100px; }
.w-full { width: 100%; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.rounded-\[10px\] { border-radius: 10px; }
.bg-white { background-color: rgb(255 255 255); }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-\[8px\] { padding-top: 8px; padding-bottom: 8px; }
.pb-0\.5 { padding-bottom: 0.125rem; }
.pl-16 { padding-left: 4rem; }
.pl-4 { padding-left: 1rem; }
.pr-3 { padding-right: 0.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.font-semibold { font-weight: 600; }
.text-black { color: rgb(0 0 0); }

/* 响应式样式 */
@media (min-width: 768px) {
    .md\:my-4 { margin-top: 1rem; margin-bottom: 1rem; }
    .md\:text-base { font-size: 1rem; line-height: 1.5rem; }
}

@media (min-width: 1024px) {
    .lg\:mb-5 { margin-bottom: 1.25rem; }
    .lg\:mb-\[20px\] { margin-bottom: 20px; }
    .lg\:w-\[200px\] { width: 200px; }
    .lg\:w-\[600px\] { width: 600px; }
    .lg\:rounded-\[25px\] { border-radius: 25px; }
    .lg\:py-4 { padding-top: 1rem; padding-bottom: 1rem; }
    .lg\:py-\[15px\] { padding-top: 15px; padding-bottom: 15px; }
    .lg\:text-5xl { font-size: 3rem; line-height: 1; }
}

/* 登录页面专用样式 */
.login-bg {
    background: linear-gradient(135deg, #4285f4 0%, #1976d2 50%, #0d47a1 100%);
    height: 100vh;
    width: 100vw;
    padding: 0;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    background-repeat: no-repeat;
    background-position: center;
}

.bg-block-b {
    z-index: 1;
    top: 0;
    left: 0;
    position: fixed;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.3) 0%, rgba(118, 75, 162, 0.3) 100%);
    width: 550px;
    height: 650px;
    background-repeat: no-repeat;
    border-radius: 50%;
    filter: blur(100px);
}

.bg-block-r {
    z-index: 1;
    bottom: 0;
    right: 0;
    position: fixed;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.3) 0%, rgba(118, 75, 162, 0.3) 100%);
    width: 550px;
    height: 650px;
    background-repeat: no-repeat;
    border-radius: 50%;
    filter: blur(100px);
    transform: scale(-1, -1);
}

@media (max-width: 1024px) {
    .bg-block-b, .bg-block-r {
        width: 150px;
        height: 250px;
        background-size: contain;
    }
}

.login-area {
    font-family: "Noto Sans TC";
    position: relative;
    text-align: center;
    width: 700px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    max-width: 90%;
    z-index: 5;
    padding: 25px 0;
    color: #000;
    background: linear-gradient(180deg, #ffffff 0.33%, rgba(255, 255, 255, 0.28) 116.45%);
    border: 3px solid #ffffff;
    border-radius: 60px;
}

.login-area::after {
    content: "";
    top: 20%;
    right: -100px;
    width: 200px;
    height: 700px;
    position: absolute;
    background: radial-gradient(50% 50% at 49.93% 50%, #00b4c2 0%, rgba(0, 164, 194, 0.85) 6%, rgba(0, 140, 194, 0.63) 17%, rgba(0, 120, 194, 0.43) 29%, rgba(0, 103, 194, 0.28) 41%, rgba(0, 91, 194, 0.15) 54%, rgba(0, 82, 194, 0.07) 67%, rgba(0, 76, 194, 0.02) 82%, rgba(0, 75, 194, 0) 100%);
    z-index: -2;
    filter: blur(5px);
    mix-blend-mode: color-dodge;
}

.login-area::before {
    content: "";
    top: -30%;
    left: -100px;
    width: 200px;
    height: 700px;
    position: absolute;
    background: radial-gradient(50% 50% at 49.93% 50%, #00b4c2 0%, rgba(0, 164, 194, 0.85) 6%, rgba(0, 140, 194, 0.63) 17%, rgba(0, 120, 194, 0.43) 29%, rgba(0, 103, 194, 0.28) 41%, rgba(0, 91, 194, 0.15) 54%, rgba(0, 82, 194, 0.07) 67%, rgba(0, 76, 194, 0.02) 82%, rgba(0, 75, 194, 0) 100%);
    z-index: 10;
    filter: blur(1px);
    mix-blend-mode: color-dodge;
}

@media (max-width: 767px) {
    .login-area {
        width: 90vw;
        border-radius: 30px;
        padding: 30px 25px;
    }
    .login-area::after {
        top: 40%;
        right: -100px;
        width: 200px;
        height: 400px;
    }
}

/* 输入框样式 */
.login-input input {
    background: #fff !important;
    border: none !important;
    width: 100%;
}

.login-input input:focus {
    background: #fff !important;
    border: none !important;
    outline: none;
}

.login-input input::placeholder {
    color: #797979 !important;
    background: #fff !important;
}

.form-control {
    border: 0;
    font-size: 16px;
    background-color: transparent;
}

/* 按钮组样式 */
.button-group {
    display: flex;
    gap: 20px;
    margin: 20px 0;
    justify-content: center;
}

.register-btn {
    flex: 1;
    max-width: 200px;
    padding: 18px 24px;
    background: linear-gradient(rgb(81, 138, 255) 0%, rgb(52, 112, 255) 24%, rgb(23, 85, 255) 55%, rgb(6, 69, 255) 81%, rgb(0, 64, 255) 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.register-btn:hover {
    background: linear-gradient(rgb(102, 148, 238) 0%, rgb(52, 112, 255) 24%, rgb(23, 85, 255) 55%, rgb(6, 69, 255) 81%, rgb(0, 64, 255) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

.login-btn {
    flex: 1;
    max-width: 200px;
    padding: 18px 24px;
    background: #fff;
    color: rgb(23, 85, 255);
    border: 1px solid rgb(23, 85, 255);
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.login-btn:hover {
    background: rgb(23, 85, 255);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

@media (max-width: 1024px) {
    .button-group {
        flex-direction: column;
        gap: 15px;
    }
    .register-btn, .login-btn {
        max-width: 100%;
        border-radius: 25px;
        padding: 16px 20px;
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .button-group {
        margin: 15px 0;
    }
    .register-btn, .login-btn {
        padding: 14px 18px;
        font-size: 15px;
    }
}

/* 简化页脚样式 */
.footer-simple {
    background-color: #2c3e50;
    color: #ffffff;
    padding: 20px 0;
    text-align: center;
    font-size: 14px;
    position: relative;
    z-index: 10;
}

.footer-simple-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-simple p {
    margin: 0;
    line-height: 1.6;
}

.footer-simple a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-simple a:hover {
    color: #3498db;
    text-decoration: underline;
}

@media (max-width: 768px) {
    .footer-simple {
        padding: 15px 0;
        font-size: 12px;
    }
    
    .footer-simple-container {
        padding: 0 15px;
    }
}