/* ========================================== */
/* DONURI GLOBAL STYLES                       */
/* ========================================== */

/* CSS Variables cho tính năng Adaptive Theme */
:root {
    /* Light Mode Colors */
    --primary-color: #1F3A5F;      /* Deep trust blue */
    --secondary-color: #C8A24D;    /* Soft gold */
    --bg-color: #f4f6f8;
    --surface-color: #ffffff;
    --text-main: #333333;
    --text-sub: #666666;
    --border-color: #e0e0e0;
    --danger-color: #e74c3c;
    --success-color: #2ecc71;
    
    /* Fonts */
    --font-title: 'Inter', sans-serif;
    --font-body: 'Inclusive Sans', sans-serif;
}

/* Tự động chuyển Dark Mode nếu OS/Browser cài đặt Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #2c5082;      /* Sáng hơn 1 chút trên nền tối để dễ nhìn */
        --secondary-color: #dfb658;
        --bg-color: #2e2823;           /* Warm brown theo yêu cầu */
        --surface-color: #3e3731;      /* Nổi bật hơn so với bg */
        --text-main: #f5f5f5;
        --text-sub: #b3b3b3;
        --border-color: #554e47;
    }
}

/* Basic Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-body);
    background-color: #1a1a1a; /* Màu nền ngoài App (dành cho desktop) */
    color: var(--text-main);
    line-height: 1.5;
}

h1, h2, h3, h4, h5, h6, .title {
    font-family: var(--font-title);
    font-weight: 700;
}

/* App Container (Giả lập màn hình điện thoại trên Desktop) */
.app-container {
    max-width: 480px;
    margin: 0 auto;
    background-color: var(--bg-color);
    min-height: 100vh;
    position: relative;
    padding-bottom: 80px; /* Chừa chỗ cho Bottom Nav */
    overflow-x: hidden;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

/* === 1. HEADER SECTION === */
.header {
    background-color: var(--surface-color);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-info h1 {
    font-size: 18px;
    color: var(--primary-color);
    margin: 0;
}

.brand-info p {
    font-size: 11px;
    color: var(--text-sub);
    margin: 0;
}

.header-actions button {
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 20px;
    margin-left: 15px;
    cursor: pointer;
}

/* CTA: Đặt lịch tư vấn */
.cta-section {
    padding: 20px;
    background: linear-gradient(135deg, var(--primary-color), #0f1c2e);
    color: #fff;
    text-align: center;
}

.btn-cta {
    background-color: var(--secondary-color);
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-family: var(--font-title);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    width: 100%;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    transition: opacity 0.2s;
}
.btn-cta:active { opacity: 0.8; }

/* Tiêu đề chung cho các khu vực */
.section-title {
    font-size: 18px;
    margin: 24px 20px 12px;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.section-title span {
    font-size: 13px;
    color: var(--secondary-color);
    font-weight: 400;
    cursor: pointer;
}

/* === 2. DỊCH VỤ CÁ NHÂN === */
.personal-services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 0 20px;
}

.service-item {
    background-color: var(--surface-color);
    border-radius: 12px;
    padding: 16px 8px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    cursor: pointer;
}
.service-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 8px;
}
.service-item p {
    font-size: 12px;
    font-weight: 600;
    margin: 0;
    line-height: 1.3;
}

/* === 3. DỊCH VỤ DOANH NGHIỆP (Horizontal Scroll) === */
.business-services {
    display: flex;
    overflow-x: auto;
    gap: 16px;
    padding: 0 20px 10px 20px;
    scroll-snap-type: x mandatory;
}

/* Ẩn thanh cuộn trên webkit */
.business-services::-webkit-scrollbar { display: none; }

.b2b-card {
    min-width: 160px;
    background-color: var(--surface-color);
    border-radius: 12px;
    padding: 16px;
    flex-shrink: 0;
    scroll-snap-align: start;
    border-left: 4px solid var(--secondary-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
.b2b-card h4 {
    font-size: 14px;
    margin-bottom: 4px;
}
.b2b-card p {
    font-size: 11px;
    color: var(--text-sub);
}

/* === 4. DATA & STATS DASHBOARD === */
.dashboard {
    background-color: var(--surface-color);
    margin: 0 20px;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.stat-item h5 { font-size: 12px; color: var(--text-sub); margin-bottom: 4px; }
.stat-item .val { font-size: 16px; font-weight: 700; font-family: var(--font-title); }
.stat-item .up { color: var(--success-color); font-size: 12px; }
.stat-item .down { color: var(--danger-color); font-size: 12px; }

.exchange-rate {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.rate-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    background-color: var(--bg-color);
    padding: 8px 12px;
    border-radius: 6px;
}
.rate-row strong { color: var(--primary-color); }

/* === 5. CỘNG ĐỒNG BANNER === */
.community-banner {
    margin: 24px 20px;
    background-color: rgba(200, 162, 77, 0.15);
    border: 1px solid var(--secondary-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.community-info h3 { font-size: 15px; margin-bottom: 4px; color: var(--secondary-color); }
.community-info p { font-size: 12px; color: var(--text-main); }
.btn-join {
    background-color: var(--secondary-color);
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: bold;
    cursor: pointer;
}

/* === 6. NỘI DUNG FEED === */
.content-feed { padding: 0 20px; }

.feed-card {
    background-color: var(--surface-color);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
    display: flex;
    gap: 12px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.feed-thumb {
    width: 70px;
    height: 70px;
    background-color: var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--text-sub);
    flex-shrink: 0;
}

.feed-info { flex-grow: 1; }
.feed-badge {
    display: inline-block;
    font-size: 10px;
    padding: 2px 6px;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 4px;
    margin-bottom: 6px;
}
.feed-info h4 { font-size: 14px; margin-bottom: 4px; }
.feed-info p { font-size: 12px; color: var(--text-sub); }

/* === 7. BOTTOM NAVIGATION === */
.bottom-nav {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--surface-color);
    display: flex;
    justify-content: space-around;
    padding: 12px 0;
    border-top: 1px solid var(--border-color);
    z-index: 100;
    border-bottom-left-radius: inherit;
    border-bottom-right-radius: inherit;
}

.nav-item {
    text-align: center;
    color: var(--text-sub);
    text-decoration: none;
    font-size: 11px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}
.nav-item i { font-size: 20px; }
.nav-item.active {
    color: var(--secondary-color);
    font-weight: bold;
}