:root {
    --primary: #0062ff;
    --secondary: #00d2ff;
    --dark: #0f172a;
    --gray: #64748b;
    --light: #f8fafc;
    --white: #ffffff;
    --shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}


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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--dark);
    background-color: var(--white);
    line-height: 1.6;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Navbar */
.navbar {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.nav-content { display: flex; justify-content: space-between; align-items: center; width: 100%; }

.logo { 
    /* Ưu tiên Plus Jakarta Sans, nếu không có sẽ dùng Be Vietnam Pro */
    font-family: 'Plus Jakarta Sans', 'Be Vietnam Pro', sans-serif; 
    font-size: 1.8rem; 
    font-weight: 800; 
    letter-spacing: -0.02em; /* Giảm khoảng cách chữ để trông chuyên nghiệp hơn */ 
}

.logo span { 
    color: var(--primary); 
}

.nav-links { display: flex; list-style: none; gap: 30px; }
.nav-links a { text-decoration: none; color: var(--dark); font-weight: 600; transition: 0.3s; }
.nav-links a:hover { color: var(--primary); }

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    transition: 0.3s;
    cursor: pointer;
    border: none;
}
.btn-primary { background: var(--primary); color: var(--white); box-shadow: 0 10px 15px -3px rgba(0, 98, 255, 0.3); }
.btn-outline { border: 2px solid var(--primary); color: var(--primary); background: transparent; }
.btn-nav { background: var(--dark); color: var(--white); font-size: 0.9rem; }
.btn:hover { transform: translateY(-2px); opacity: 0.9; }

/* Hero */
.hero {
    padding: 160px 0 100px;
    background: radial-gradient(circle at top right, #e0eaff, var(--white));
}
.hero-wrapper { display: flex; align-items: center; gap: 50px; }
.hero-text { flex: 1; }
.hero-text h1 { font-size: 3.5rem; line-height: 1.2; margin-bottom: 20px; }
.hero-text h1 span { color: var(--primary); }
.hero-btns { display: flex; gap: 20px; margin-top: 30px; }
.hero-image { flex: 1; }
.hero-image img { width: 100%; border-radius: 30px; box-shadow: var(--shadow); }
.badge { background: #dbeafe; color: var(--primary); padding: 5px 15px; border-radius: 20px; font-weight: 700; font-size: 0.8rem; text-transform: uppercase; }

/* Section Header */
.section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 10px; }

/* Service Cards */
.service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card {
    padding: 40px;
    border-radius: 24px;
    background: var(--white);
    border: 1px solid #e2e8f0;
    transition: 0.4s;
}
.card:hover { transform: translateY(-10px); border-color: var(--primary); box-shadow: var(--shadow); }
.card.active { background: var(--dark); color: var(--white); border: none; }
.card-icon { font-size: 2.5rem; color: var(--primary); margin-bottom: 20px; }
.card.active.card-icon { color: var(--secondary); }
.card-list { list-style: none; margin-top: 20px; }
.card-list li { margin-bottom: 10px; font-size: 0.9rem; display: flex; align-items: center; gap: 10px; }

/* Software Section */
.gray-bg { background: #f1f5f9; }
.software-tabs { display: flex; flex-direction: column; gap: 15px; }
.tab-item { background: var(--white); padding: 20px; border-radius: 15px; border-left: 5px solid var(--primary); font-weight: 600; }

/* Booking & Tracking */
.booking-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    background: var(--white);
    padding: 60px;
    border-radius: 30px;
    box-shadow: var(--shadow);
}
.tracking-input { display: flex; gap: 10px; margin: 25px 0; }
.tracking-input input { flex: 1; padding: 15px; border-radius: 12px; border: 1px solid #cbd5e1; outline: none; }
.warning-text { color: #ef4444; font-weight: 700; font-size: 0.9rem; }
.iframe-placeholder {
    background: #f8fafc;
    height: 100%;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border: 2px dashed #cbd5e1;
    color: var(--gray);
}
.iframe-placeholder i { font-size: 3rem; margin-bottom: 15px; }

/* Footer */
.footer { background: #000000; color: #bbc5d2; padding: 80px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 50px; margin-bottom: 50px; }
.footer-about.logo { color: var(--white); margin-bottom: 20px; }
.footer h4 { color: var(--white); margin-bottom: 25px; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 12px; }
.footer ul a { color: inherit; text-decoration: none; transition: 0.3s; }
.footer ul a:hover { color: var(--white); }
.social-icons { display: flex; gap: 20px; font-size: 1.5rem; color:#007bff }
.footer-bottom { text-align: center; border-top: 1px solid #1e293b; padding-top: 30px; font-size: 0.8rem; }

/* Responsive */
@media (max-width: 992px) {
   .hero-wrapper { flex-direction: column; text-align: center; }
   .hero-text h1 { font-size: 2.5rem; }
   .hero-btns { justify-content: center; }
   .booking-container { grid-template-columns: 1fr; }
   .nav-links { display: none; }
}
.booking-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    background: var(--white);
    padding: 20px;
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.calendar-container {
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
    min-height: 600px;
}

.booking-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    background: #f8fafc;
    padding: 25px;
    border-radius: 15px;
    border: 1px solid #e2e8f0;
}

.info-card h4 {
    margin-bottom: 15px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-card.warning {
    border-left: 5px solid #ef4444;
}

.info-card ul {
    list-style: none;
    font-size: 0.9rem;
}

.info-card ul li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.info-card ul li::before {
    content: "•";
    color: var(--primary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Tối ưu cho di động */
@media (max-width: 992px) {
   .booking-wrapper {
        grid-template-columns: 1fr;
    }
   .calendar-container {
        min-height: 500px;
    }
}
/* Tối ưu hiển thị bảng giá */
.price-list-container {
    background: #fff;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    text-align: center;
    margin-bottom: 30px;
}

.price-img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    border: 1px solid #eee;
    transition: transform 0.3s ease;
}

.price-img:hover {
    transform: scale(1.01); /* Hiệu ứng nổi nhẹ khi di chuột */
}

.price-actions {
    margin-top: 20px;
}

.software-tabs {
    display: grid;
    gap: 15px;
    margin-top: 40px;
}

.tab-item {
    background: #fff;
    padding: 15px;
    border-left: 4px solid var(--primary-color); 
    border-radius: 5px;
    font-size: 0.95rem;
}
/* About Styles */
.section.gray-bg {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Intro Section */
.about-header {
    text-align: center;
    margin-bottom: 80px;
}

.about-title {
    font-size: 2.5rem;
    color: #1a1a1a;
    margin-bottom: 30px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-card-wrapper {
    max-width: 850px;
    margin: 0 auto;
    text-align: justify;
    line-height: 1.9;
    color: #444;
    background: #ffffff;
    padding: 45px;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    position: relative;
}

.quote-icon {
    font-size: 5rem;
    color: #007bff;
    opacity: 0.1;
    position: absolute;
    top: -10px;
    left: 20px;
    font-family: serif;
}

.about-content-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: justify;
    line-height: 2;
    color: #333;
    background: #ffffff;
    padding: 50px;
    border-radius: 30px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.04);
    border: 1px solid #f0f0f0;
}

.about-subtitle {
    color: #007bff;
    font-size: 1.6rem;
    margin-bottom: 25px;
    text-align: center;
    font-weight: 700;
}

.text-italic {
    margin-bottom: 20px;
    font-style: italic;
    color: #666;
}

.text-paragraph {
    margin-bottom: 20px;
}

.highlight-box {
    margin-bottom: 20px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 15px;
    border-left: 4px solid #007bff;
}

.text-footer {
    text-align: center;
    font-weight: 600;
    color: #1a1a1a;
    margin-top: 30px;
}

/* Team Section */
.team-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 50px;
    color: #333;
}

.team-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
}

.team-card {
    flex: 1;
    min-width: 320px;
    max-width: 450px;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.team-card:hover {
    transform: translateY(-5px);
}

.team-card-body {
    padding: 40px 30px;
    text-align: center;
}

.team-img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid #007bff;
    padding: 5px;
}

.team-img-alt {
    border-color: #343a40;
}

.team-name {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.team-role {
    color: #007bff;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.team-role-alt {
    color: #343a40;
}

.expertise-box {
    text-align: left;
    font-size: 0.9rem;
    color: #666;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

.expertise-list {
    padding-left: 18px;
    margin-top: 10px;
}

/* Recruitment Page Styles */
.recruitment-bg {
    background: radial-gradient(circle at top right, #e9f2ff, #f8f9fa);
    min-height: 100vh;
}

.recruit-hero {
    text-align: center;
    margin-bottom: 60px;
}

.glow-text {
    font-size: 3.5rem;
    font-weight: 900;
    color: #007bff;
    text-shadow: 0 0 20px rgba(0, 123, 255, 0.2);
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #555;
    max-width: 700px;
    margin: 0 auto;
}

/* Benefits Card - Glassmorphism style */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 80px;
}

.benefit-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    transition: 0.3s;
}

.benefit-card i {
    font-size: 2.5rem;
    color: #007bff;
    margin-bottom: 20px;
}

.benefit-card:hover {
    background: #007bff;
}

.benefit-card:hover h4, .benefit-card:hover p, .benefit-card:hover i {
    color: #fff;
}

/* Job Items */
.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #1a1a1a;
}

.jobs-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 900px;
    margin: 0 auto 60px;
}

.job-item {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    border: 1px solid #eee;
    box-shadow: 0 5px 15px rgba(0,0,0,0.02);
    position: relative;
    overflow: hidden;
}

.tech-border {
    border-left: 6px solid #007bff;
}

.job-tag {
    background: #ff4757;
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    text-transform: uppercase;
    font-weight: bold;
    margin-bottom: 10px;
    display: inline-block;
}

.job-header h4 {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.job-requirements {
    list-style: none;
    padding: 0;
    display: flex;
    gap: 20px;
    margin-top: 15px;
    font-size: 0.9rem;
    color: #666;
}

.job-requirements i {
    color: #2ed573;
    margin-right: 5px;
}

/* Apply Box */
.apply-box {
    text-align: center;
    background: #1a1a1a; /* Dark Tech/Gaming Style */
    color: #fff;
    padding: 60px;
    border-radius: 30px;
    margin-top: 50px;
}

/* Đảm bảo toàn bộ trang web dùng font hỗ trợ tiếng Việt tốt */
body {
    font-family: 'Inter', sans-serif;
}

.btn-apply {
    display: inline-block;
    background: #007bff;
    color: #fff;
    padding: 18px 45px;
    border-radius: 50px;
    text-decoration: none;
    
    font-family: 'Inter', sans-serif;
    font-weight: 800; 
    text-transform: uppercase;
    letter-spacing: 0.5px; 
    margin-top: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

.btn-apply:hover {
    background: #fff;
    color: #007bff;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
}
/* Policy Page Styles */
.policy-content { padding: 120px 0 80px; max-width: 800px; margin: 0 auto; }
.policy-card { background: var(--white); padding: 40px; border-radius: 24px; box-shadow: var(--shadow); margin-bottom: 30px; }
.policy-card h2 { color: var(--primary); margin-bottom: 20px; font-size: 1.8rem; border-left: 5px solid var(--primary); padding-left: 15px; }
.policy-card p,.policy-card li { color: var(--gray); margin-bottom: 15px; }
.urgent-box { background: #fff1f2; border: 1px solid #fecaca; padding: 20px; border-radius: 12px; color: #e11d48; font-weight: 600; margin-top: 20px; }
.back-home { margin-top: 40px; text-align: center; }
.back-home a { display: inline-block; background: var(--primary); color: var(--white); padding: 12px 30px; border-radius: 50px; text-decoration: none; font-weight: 700; transition: 0.3s; }
.back-home a:hover { background: var(--white); color: var(--primary); transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0, 98, 255, 0.3); }