/* ========================================
   晴天支付管理系统 - 登录页面样式
   命名空间: pay-admin-login-
   ======================================== */

/* ---------- 全局重置 & 字体 ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 
                 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: #333;
    background: #0a1628;
    -webkit-font-smoothing: antialiased;
}

/* ---------- 外层容器 ---------- */
.pay-admin-login-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    overflow: hidden;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 50%, #0d1f3c 100%);
}

/* ---------- 动态背景 ---------- */
.pay-admin-login-bg {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(99, 102, 241, 0.06) 0%, transparent 50%);
    animation: payAdminBgFloat 20s ease-in-out infinite;
}

@keyframes payAdminBgFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(-30px, -30px) rotate(1deg); }
    66% { transform: translate(30px, 20px) rotate(-1deg); }
}

.pay-admin-login-bg-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.03;
}

.pay-admin-login-bg-shape-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -200px;
    background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
}

.pay-admin-login-bg-shape-2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    left: -100px;
    background: radial-gradient(circle, #6366f1 0%, transparent 70%);
}

/* ---------- 登录容器 ---------- */
.pay-admin-login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 
                0 0 0 1px rgba(255, 255, 255, 0.1);
    padding: 40px 32px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pay-admin-login-container:hover {
    box-shadow: 0 24px 72px rgba(0, 0, 0, 0.4), 
                0 0 0 1px rgba(255, 255, 255, 0.15);
}

/* ---------- Header 区域 ---------- */
.pay-admin-login-header {
    text-align: center;
    margin-bottom: 32px;
}

.pay-admin-login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.pay-admin-login-logo-icon {
    font-size: 36px;
    line-height: 1;
    filter: drop-shadow(0 2px 8px rgba(59, 130, 246, 0.3));
}

.pay-admin-login-title {
    font-size: 22px;
    font-weight: 700;
    color: #1a202c;
    letter-spacing: 2px;
}

.pay-admin-login-subtitle {
    font-size: 13px;
    color: #718096;
    margin-top: 4px;
    letter-spacing: 4px;
}

/* ---------- 表单区域 ---------- */
.pay-admin-login-form-wrapper {
    margin-top: 8px;
}

/* 登录模式切换 */
.pay-admin-login-tabs {
    display: flex;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
    margin-bottom: 24px;
    background: #f7fafc;
}

.pay-admin-login-tab {
    flex: 1;
    padding: 10px 16px;
    border: none;
    background: transparent;
    color: #718096;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
}

.pay-admin-login-tab:hover {
    color: #4a5568;
    background: rgba(59, 130, 246, 0.05);
}

.pay-admin-login-tab-active {
    color: #fff;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

/* 输入字段 */
.pay-admin-login-field {
    margin-bottom: 20px;
}

.pay-admin-login-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: #4a5568;
    margin-bottom: 8px;
}

.pay-admin-login-icon {
    fill: #718096;
}

.pay-admin-login-input {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid #e2e8f0;
    border-radius: 8px;
    font-size: 14px;
    color: #1a202c;
    background: #f7fafc;
    transition: all 0.25s ease;
    outline: none;
}

.pay-admin-login-input:focus {
    border-color: #3b82f6;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.pay-admin-login-input::placeholder {
    color: #a0aec0;
}

/* 密码输入组 */
.pay-admin-login-input-group {
    position: relative;
}

.pay-admin-login-input-group .pay-admin-login-input {
    padding-right: 44px;
}

.pay-admin-login-eye {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    fill: #a0aec0;
    transition: fill 0.2s ease;
}

.pay-admin-login-eye:hover {
    fill: #3b82f6;
}

/* TOTP 提示 */
.pay-admin-login-totp-hint {
    margin-top: 8px;
    padding: 8px 12px;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: 6px;
    font-size: 12px;
    color: #92400e;
    display: none;
}

/* TOTP 输入框组 */
.pay-admin-login-field-totp {
    margin-bottom: 24px;
}

.pay-admin-login-totp-inputs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 0;
}

.pay-admin-login-totp-input {
    width: 48px;
    height: 56px;
    text-align: center;
    font-size: 24px;
    font-weight: 600;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    background: #f7fafc;
    color: #1a202c;
    outline: none;
    transition: all 0.25s ease;
    caret-color: #3b82f6;
}

.pay-admin-login-totp-input:focus {
    border-color: #3b82f6;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
}

.pay-admin-login-totp-input.filled {
    border-color: #6366f1;
    background: #eef2ff;
}

.pay-admin-login-totp-separator {
    font-size: 28px;
    color: #cbd5e0;
    font-weight: 300;
}

/* 错误提示 */
.pay-admin-login-error {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: #fff5f5;
    border: 1px solid #feb2b2;
    border-radius: 8px;
    color: #e53e3e;
    font-size: 13px;
    margin-bottom: 16px;
    animation: payAdminShake 0.4s ease;
}

@keyframes payAdminShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-3px); }
}

.pay-admin-login-error-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #e53e3e;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    flex-shrink: 0;
}

/* 登录按钮 */
.pay-admin-login-btn {
    width: 100%;
    padding: 14px 20px;
    background: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.pay-admin-login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s ease;
}

.pay-admin-login-btn:hover::before {
    left: 100%;
}

.pay-admin-login-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.35);
}

.pay-admin-login-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
}

.pay-admin-login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.pay-admin-login-btn-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* 旋转加载动画 */
.pay-admin-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: payAdminSpin 0.6s linear infinite;
}

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

/* 辅助功能 */
.pay-admin-login-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 20px;
}

.pay-admin-login-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.pay-admin-login-checkbox {
    position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.pay-admin-login-checkbox-custom {
    width: 18px;
    height: 18px;
    border: 2px solid #cbd5e0;
    border-radius: 4px;
    transition: all 0.2s ease;
    position: relative;
    flex-shrink: 0;
}

.pay-admin-login-checkbox:checked + .pay-admin-login-checkbox-custom {
    background: #3b82f6;
    border-color: #3b82f6;
}

.pay-admin-login-checkbox:checked + .pay-admin-login-checkbox-custom::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 5px;
    width: 5px;
    height: 9px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.pay-admin-login-remember-text {
    font-size: 13px;
    color: #718096;
}

.pay-admin-login-link {
    font-size: 13px;
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.pay-admin-login-link:hover {
    color: #2563eb;
    text-decoration: underline;
}

/* ---------- 底部信息 ---------- */
.pay-admin-login-footer {
    text-align: center;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

.pay-admin-login-footer p {
    font-size: 12px;
    color: #a0aec0;
    line-height: 1.8;
}

/* ---------- 注册页面特殊样式 ---------- */
.pay-admin-login-register .pay-admin-login-container {
    max-width: 480px;
}

.pay-admin-login-register .pay-admin-login-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 16px;
}

.pay-admin-login-register .pay-admin-login-field-full {
    grid-column: 1 / -1;
}

/* ---------- 响应式 ---------- */
@media (max-width: 480px) {
    .pay-admin-login-container {
        padding: 28px 20px;
        border-radius: 12px;
    }
    
    .pay-admin-login-title {
        font-size: 18px;
    }
    
    .pay-admin-login-totp-input {
        width: 40px;
        height: 48px;
        font-size: 20px;
    }
    
    .pay-admin-login-register .pay-admin-login-form {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 360px) {
    .pay-admin-login-totp-input {
        width: 36px;
        height: 44px;
        font-size: 18px;
    }
    
    .pay-admin-login-totp-separator {
        display: none;
    }
}