@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

body {
    font-family: 'Inter', sans-serif;
}

.gradient-bg {
    background: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
}

.floating-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

.countdown {
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0.7;
    }
}

.hero-pattern {
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(34, 197, 94, 0.4);
    }

    50% {
        box-shadow: 0 0 30px rgba(34, 197, 94, 0.8);
    }
}

@keyframes slide-in {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes bounce-phone {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}

.pulse-glow {
    animation: pulse-glow 2s infinite;
}

.slide-in {
    animation: slide-in 1s ease-out;
}

.bounce-phone {
    animation: bounce-phone 2s infinite;
}

.gradient-bg {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #06b6d4 100%);
}

.text-shadow {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.logo {
    max-width: 50px;
}

.service-item {
    flex: 1 1 220px;
    min-width: 220px;
    max-width: 270px;
    background: #e1f5fe;
    border-radius: 12px;
    padding: 18px 14px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(2, 136, 209, 0.06);
    transition: transform .18s, box-shadow .18s;
}

.service-item:hover {
    transform: translateY(-4px) scale(1.04);
    box-shadow: 0 6px 20px rgba(2, 136, 209, 0.13);
    background: #b3e5fc;
}

.service-icon {
    font-size: 2.4rem;
    margin-bottom: 10px;
    color: #0288d1;
    display: block;
    animation: bounceIn 1s;
}

.service-title {
    font-size: 1.12rem;
    font-weight: bold;
    margin-bottom: 6px;
}

.service-desc {
    font-size: 0.99rem;
    color: #333;
}

@media (max-width: 800px) {
    .banner-services {
        flex-direction: column;
        gap: 16px;
    }

    .service-item {
        min-width: 0;
        max-width: 100%;
    }

    .header-content h1 {
        font-size: 1.7rem;
    }
}

/* Body Section */
.body-section {
    max-width: 950px;
    margin: 0 auto 36px auto;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 2px 16px rgba(2, 136, 209, 0.10);
    padding: 28px 16px 32px 16px;
}

.body-section h2 {
    color: #0288d1;
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 18px;
    margin-top: 0;
}

.body-section ul {
    padding-left: 20px;
    margin-bottom: 18px;
}

.promo {
    background: linear-gradient(90deg, #ffd600 0%, #fffde7 100%);
    border-radius: 8px;
    padding: 18px 14px;
    margin-bottom: 22px;
    color: #222;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(255, 214, 0, 0.09);
}

.process-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 18px;
}

.process-list li {
    margin-bottom: 16px;
    padding-left: 0;
    position: relative;
    font-size: 1.03rem;
}

.process-step {
    font-weight: bold;
    color: #0288d1;
    margin-right: 7px;
}

.warning {
    background: #ffecb3;
    color: #d84315;
    font-weight: 600;
    border-radius: 7px;
    padding: 8px 12px;
    margin-bottom: 14px;
    align-items: center;
    gap: 5px;
}

.warning-icon {
    font-size: 1.3em;
    margin-right: 6px;
}

.contact-section {
    text-align: center;
    margin: 24px 0 0 0;
}

.contact-section a {
    color: #0288d1;
    font-weight: 600;
    text-decoration: underline;
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0 26px 0;
    background: #e1f5fe;
    border-radius: 8px;
    overflow: hidden;
}

.price-table th,
.price-table td {
    padding: 10px 8px;
    border-bottom: 1px solid #b3e5fc;
    text-align: left;
}

.price-table th {
    background: #0288d1;
    color: #fff;
}

.price-table tr:last-child td {
    border-bottom: none;
}

.body-section .certificates {
    margin: 20px 0 16px 0;
    padding: 18px 14px;
    background: #e3f2fd;
    border-radius: 8px;
    font-size: 1.01rem;
    box-shadow: 0 1px 6px rgba(2, 136, 209, 0.09);
}

.body-section .cert-list {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin: 12px 0 0 0;
    padding: 0;
    list-style: none;
    font-size: 1.05em;
}

.cert-list li {
    background: #b3e5fc;
    padding: 6px 16px;
    border-radius: 7px;
    color: #01579b;
    font-weight: 600;
    box-shadow: 0 1px 3px rgba(2, 136, 209, 0.07);
}

.body-section .awards {
    margin: 16px 0 12px 0;
    background: #fffde7;
    border-left: 4px solid #ffd600;
    padding: 16px 14px;
    border-radius: 6px;
    font-size: 1.01rem;
    box-shadow: 0 1px 6px rgba(255, 214, 0, 0.09);
}

.body-section .commitments {
    margin: 18px 0 20px 0;
    padding: 20px 14px;
    background: #e8f5e9;
    border-left: 4px solid #43a047;
    border-radius: 8px;
    box-shadow: 0 1px 8px rgba(76, 175, 80, 0.09);
    font-size: 1.05rem;
}

.commitments ul {
    margin: 12px 0 0 12px;
    padding: 0;
}

.commitments li {
    margin-bottom: 8px;
    color: #2e7d32;
    font-weight: 500;
}

@media (max-width: 600px) {
    .header-content {
        padding: 28px 6px 16px 6px;
    }

    .body-section h2 {
        font-size: 1.07rem;
    }

    .cert-list {
        flex-direction: column;
        gap: 8px;
    }
}

.moving-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('banner.png') repeat-x;
    opacity: 0.17;
    animation: slideBg 24s linear infinite;
    z-index: 1;
    pointer-events: none;
}

.banner-services {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 32px rgba(2, 136, 209, 0.07);
    margin: -60px auto 32px auto;
    padding: 32px 16px 24px 16px;
    max-width: 900px;
    position: relative;
    z-index: 3;
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}

@keyframes slideBg {
    from {
        background-position-x: 0;
    }

    to {
        background-position-x: 1000px;
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 #ffd60088;
    }

    70% {
        box-shadow: 0 0 0 22px #ffd60033;
    }

    100% {
        box-shadow: 0 0 0 0 #ffd60088;
    }
}

@media (max-width: 600px) {
    .header-content h1 {
        font-size: 1.5rem;
    }

    .header-content {
        padding: 28px 4px 16px 4px;
    }

    .hotline-btn {
        font-size: 1rem;
        padding: 12px 16px;
    }
}
.contact-buttons {
    position: fixed;
    right: 20px;
    bottom: 5%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1000;
}

.contact-buttons a img, .contact-buttons a svg {
    width: 40px;
}

.contact-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 65px;
    height: 65px;
    border: none;
    border-radius: 50%;
    text-decoration: none;
    color: white;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    border: 3px solid rgba(255,255,255,0.2);
}

.contact-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.contact-btn:hover::before {
    left: 100%;
}

.messenger-btn {
    animation: pulse-messenger 3s infinite;
}

.zalo-btn {
    animation: pulse-zalo 3s infinite 0.5s;
}

.call-btn {
    background: linear-gradient(135deg, #00c851, #007e33);
    animation: pulse-call 3s infinite 1s;
}

.contact-btn:hover {
    transform: scale(1.15) translateY(-3px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.4);
    border: 3px solid rgba(255,255,255,0.4);
}

.icon {
    animation: bounce 3s infinite;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.messenger-btn .icon {
    animation-delay: 0s;
}

.zalo-btn .icon {
    animation-delay: 0.5s;
}

.call-btn .icon {
    animation-delay: 1s;
}

@keyframes pulse-messenger {
    0%, 100% {
        box-shadow: 0 6px 20px rgba(0,132,255,0.25), 0 0 0 0 rgba(0,132,255,0.4);
    }
    50% {
        box-shadow: 0 8px 30px rgba(0,132,255,0.4), 0 0 0 10px rgba(0,132,255,0);
    }
}

@keyframes pulse-zalo {
    0%, 100% {
        box-shadow: 0 6px 20px rgba(0,104,255,0.25), 0 0 0 0 rgba(0,104,255,0.4);
    }
    50% {
        box-shadow: 0 8px 30px rgba(0,104,255,0.4), 0 0 0 10px rgba(0,104,255,0);
    }
}

@keyframes pulse-call {
    0%, 100% {
        box-shadow: 0 6px 20px rgba(0,200,81,0.25), 0 0 0 0 rgba(0,200,81,0.4);
    }
    50% {
        box-shadow: 0 8px 30px rgba(0,200,81,0.4), 0 0 0 10px rgba(0,200,81,0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-8px);
    }
    60% {
        transform: translateY(-4px);
    }
}

.floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.floating-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    animation: float 6s ease-in-out infinite;
}

.floating-circle:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-circle:nth-child(2) {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.floating-circle:nth-child(3) {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

.subtitle {
    color: rgba(255,255,255,0.9);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .title {
        font-size: 2rem;
    }
    
    .contact-buttons {
        right: 15px;
        gap: 12px;
    }
    
    .contact-btn {
        width: 55px;
        height: 55px;
    }
    
    .icon {
        font-size: 1.6rem;
    }
}