/* ====================================================
 * WebERP 共用樣式表 (Base CSS)
 * 參考自 unitesys.tw 品牌形象與 Glassmorphism 設計
 * ==================================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans TC', sans-serif;
}

a {
    text-decoration: none;
    color: inherit;
}

body {
    background-color: #f1f5f9;
    color: #1e293b;
    line-height: 1.6;
    /* 官網微光漸層背景 */
    background-image:
        radial-gradient(at 0% 0%, hsla(210, 100%, 20%, 0.08) 0, transparent 50%),
        radial-gradient(at 50% 0%, hsla(220, 100%, 30%, 0.05) 0, transparent 50%),
        radial-gradient(at 100% 100%, hsla(200, 100%, 40%, 0.08) 0, transparent 50%);
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 品牌色彩工具 */
.unitesys-blue { background-color: #003366; }
.unitesys-text { color: #003366; }

/* 漸層背景 */
.hero-gradient {
    background: linear-gradient(135deg, #002244 0%, #004488 100%);
}

/* 玻璃卡片擬態效果 (Glassmorphism) */
.glass-card {
    background: rgba(230, 236, 245, 0.95);
    backdrop-filter: blur(16px);
    border: 1px solid #003366;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 51, 102, 0.1);
    transition: all 0.3s ease;
}

/* 按鈕元件 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 17px;
    cursor: pointer;
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    gap: 12px;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 14px;
    border-radius: 6px;
}

.btn-primary {
    background-color: #003366;
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #002244;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 51, 102, 0.3);
}

.btn-secondary {
    background-color: #003366;
    color: #ffffff;
    border: 1px solid #002244;
}

.btn-secondary:hover {
    background-color: #e2e8f0;
    color: #1e293b;
}

.btn-danger {
    background-color: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.btn-danger:hover {
    background-color: #fee2e2;
    color: #b91c1c;
}

.btn-outline {
    background-color: #003366;
    color: #ffffff;
    border: 1px solid #002244;
}

.btn-outline:hover {
    background-color: #002244;
    box-shadow: 0 2px 8px rgba(0, 51, 102, 0.2);
}


.btn-block {
    width: 100%;
}

/* 表單元件 */
.form-group {
    margin-bottom: 4px; /* 原為 16px, 已縮小為 4px */
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-label {
    flex: 0 0 110px; /* 稍微增加寬度以適應較大字體 */
    font-weight: 600; /* 加粗 */
    font-size: 16px;  /* 字體加大 */
    color: #334155;
    margin-bottom: 0;
    text-align: right;
}

/* 必填欄位樣式 */
.form-label.required {
    color: #991b1b; /* 深紅色 */
}

.form-control-wrapper {
    flex: 1;
}

.form-control {
    flex: 1; /* 讓輸入框填滿剩餘空間 */
    min-width: 0;
    width: 100%;
    padding: 8px 12px; /* 原為 12px 16px */
    border: 1.5px solid #94a3b8; /* 平常態邊框顏色稍淺 */
    border-radius: 12px;
    font-size: 15px;
    background: #ffffff;
    transition: all 0.3s ease;
    outline: none;
}

.form-control:focus {
    border-color: #003366;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(0, 51, 102, 0.08);
}

/* 全域日期選擇器 (小日曆) 暗色系設定 */
input[type="date"].form-control {
    color-scheme: dark; /* 強制小日曆下拉視窗為暗色 */
    background-color: #ffffff; /* 輸入框維持白色 */
    color: #1e293b; /* 文字維持深色 */
}
/* 不需要額外的 focus 樣式，它會自動繼承上方 .form-control:focus 的設定 */

/* 唯讀/禁用狀態優化：不反灰，保持清晰 */
.form-control:disabled, 
.form-control[readonly] {
    background-color: #f8faf9 !important; /* 極淺背景，區分於編輯態但保持明亮 */
    color: #1e293b !important;
    opacity: 1 !important;
    cursor: default;
    border-color: rgba(0, 51, 102, 0.2) !important; /* 邊框變淡 */
}

/* 動畫 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

/* 登入頁專用版面 */
.login-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    z-index: 10;
}

.login-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* 深海藍疊加層混和 */
    background: linear-gradient(135deg, #002244 0%, #004488 100%);
    z-index: 1;
}

.login-box {
    width: 100%;
    max-width: 420px;
    padding: 40px;
    text-align: center;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 30px;
}

.login-logo i {
    font-size: 38px;
    color: #003366;
}

.login-title {
    font-size: 24px;
    font-weight: 700;
    color: #003366;
    text-align: left;
}

.login-subtitle {
    font-size: 14px;
    color: #64748b;
    margin-top: 4px;
    text-align: left;
}

/* Alert 訊息框 */
.alert {
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    display: none;
    font-weight: 500;
}
.alert-error {
    background-color: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}