/* ===== style-1.css - 全局基础 ===== */

/* ---------- 字体定义 ---------- */
@font-face {
    font-family: 'HarmonyOS Sans SC';
    src: local('HarmonyOS Sans SC'),
         local('PingFang SC'),
         local('Microsoft YaHei'),
         local('Helvetica Neue');
    font-weight: 400;
    font-display: swap;
}
@font-face {
    font-family: 'HarmonyOS Sans SC';
    src: local('HarmonyOS Sans SC Medium'),
         local('PingFang SC Medium');
    font-weight: 500;
    font-display: swap;
}
@font-face {
    font-family: 'HarmonyOS Sans SC';
    src: local('HarmonyOS Sans SC Bold'),
         local('PingFang SC Semibold');
    font-weight: 700;
    font-display: swap;
}

/* ---------- 重置 ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: #0a0a0f;
    height: 100vh;
    overflow: hidden;
    color: #e0e0e0;
}

/* ---------- 数字专用字体（加粗） ---------- */
.digit,
.big-number,
.remote-port,
.proxy-addr,
.metric-value .digit,
.metric-value .big-number,
.login-header h1,
.login-btn,
.save-btn,
.btn-confirm {
    font-weight: 600 !important;
    letter-spacing: 0.02em;
}

/* 数字特别加粗（适用于大数字展示） */
.big-number {
    font-weight: 700 !important;
    letter-spacing: -0.01em;
}

/* 代码/端口类数字使用等宽字体，但保持加粗 */
.digit,
.remote-port,
.proxy-addr {
    font-family: 'HarmonyOS Sans SC', 'JetBrains Mono', monospace;
    font-weight: 600 !important;
}

/* ---------- 全局颜色变量 ---------- */
:root {
    --primary-blue: #4a7cff;
    --primary-blue-dim: rgba(74, 124, 255, 0.15);
    --primary-blue-glow: rgba(74, 124, 255, 0.3);
    --primary-blue-border: rgba(74, 124, 255, 0.2);
    --bg-deep: #0a0a18;
    --bg-card: rgba(13, 13, 26, 0.6);
    --bg-metric: rgba(255, 255, 255, 0.03);
    --border-subtle: rgba(255, 255, 255, 0.04);
    --text-dim: rgba(255, 255, 255, 0.25);
    --text-muted: rgba(255, 255, 255, 0.35);
    --text-secondary: rgba(255, 255, 255, 0.6);
    --text-primary: rgba(255, 255, 255, 0.85);
}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar {
    width: 4px;
    height: 4px;
}
::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background: rgba(74, 124, 255, 0.25);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(74, 124, 255, 0.4);
}

/* ---------- 背景磨砂层 ---------- */
.app-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(30, 60, 120, 0.3) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(80, 30, 120, 0.2) 0%, transparent 60%),
        #0a0a0f;
    z-index: 0;
}

/* ---------- 主容器 ---------- */
.app-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(40px) saturate(1.2);
    -webkit-backdrop-filter: blur(40px) saturate(1.2);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 32px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transition: all 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    overflow: hidden;
}

/* 登录态尺寸 */
.app-container:not(.is-logged-in) {
    width: 600px;
    height: 450px;
}

/* 登录后尺寸 */
.app-container.is-logged-in {
    width: min(1600px, 92vw);
    height: min(900px, 88vh);
}

/* ---------- 旋转圈 ---------- */
.loading-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    border: 3px solid rgba(255, 255, 255, 0.04);
    border-top: 3px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    z-index: 5;
}
.loading-ring.visible {
    opacity: 1;
}
@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ---------- 主内容淡入 ---------- */
.main-panel {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 20px 28px;          /* ← 补上内边距 */
    opacity: 0;
    transition: opacity 0.3s ease;
}
.main-panel.visible {
    opacity: 1;
}