/* ==========================================
   GNSS/MINS 控制台 - 全局样式
   ========================================== */

:root {
    --primary-color: #1890ff;
    --primary-hover: #40a9ff;
    --danger-color: #ff4d4f;
    --danger-hover: #ff7875;
    --success-color: #52c41a;
    --text-primary: #1a2a3a;
    --text-secondary: #333;
    --text-muted: #555;
    --text-light: #8c8c8c;
    --text-lighter: #bfbfbf;
    --bg-color: #f0f2f5;
    --card-bg: #fff;
    --border-color: #d9d9d9;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-secondary);
    margin: 0;
    padding: 20px;
}

/* ==========================================
   头部区域
   ========================================== */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--card-bg);
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    margin-bottom: 20px;
}

.header h1 {
    margin: 0;
    font-size: 20px;
    color: var(--text-primary);
}

.controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* 状态指示点 */
.status-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #95a5a6;
    margin-right: 8px;
    vertical-align: middle;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.status-dot.active {
    background-color: #2ecc71;
    box-shadow: 0 0 8px #2ecc71;
}

/* ==========================================
   按钮样式
   ========================================== */
button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 24px;
    font-size: 15px;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--primary-hover);
}

button.danger {
    background-color: var(--danger-color);
}

button.danger:hover {
    background-color: var(--danger-hover);
}

button.success {
    background-color: var(--success-color);
}

button.success:hover {
    background-color: #73d13d;
}

/* ==========================================
   发送控制面板
   ========================================== */
.send-panel {
    background: var(--card-bg);
    padding: 20px 25px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    margin-bottom: 20px;
    display: flex;
    align-items: flex-end;
    gap: 15px;
    flex-wrap: wrap;
    border-left: 5px solid var(--primary-color);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.input-group label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: bold;
}

.input-group input {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 15px;
    width: 140px;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
}

/* ==========================================
   数据卡片网格
   ========================================== */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 15px;
}

.card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.card .title {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card .value {
    font-size: 26px;
    font-weight: 600;
    color: #1f1f1f;
    font-family: 'Courier New', monospace;
    line-height: 1.2;
}

.card .unit {
    font-size: 13px;
    color: var(--text-lighter);
    margin-top: 4px;
}

/* ==========================================
   区域标题
   ========================================== */
h2 {
    margin: 20px 0 15px;
    font-size: 16px;
    color: var(--text-primary);
    font-weight: 600;
}

/* ==========================================
   计算数据卡片特殊样式
   ========================================== */
#calculatedDataContainer .card {
    border-left: 3px solid var(--success-color);
}

#calculatedDataContainer .card .title {
    color: var(--success-color);
}

/* ==========================================
   采样数显示
   ========================================== */
#sampleCount {
    font-size: 13px;
    color: var(--text-light);
    background: var(--card-bg);
    padding: 8px 15px;
    border-radius: 6px;
}