@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@200..700&family=Roboto+Condensed:ital,wght@0,100..900;1,100..900&family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');

:root {
    --white: #ffffff;
    --bg-main: #eff0f3;
    --bg-white: #fffffe;
    --headline: #0d0d0d;
    --paragraph: #2a2a2a;
    --accent: #ff8e3c;
    --accent-rgb: 255, 142, 60;
    --tertiary: #d9376e;
    --btn-gradient-start: #FF4E50;
    --btn-gradient-mid: #F9D423;
    --btn-gradient-end: #FF4E50;
    --font-primary: "Roboto", sans-serif;
    --font-secondary: "Oswald", sans-serif;
}

body {
    font-family: var(--font-primary);
    color: var(--paragraph);
    background-color: var(--bg-main);
    overflow-x: hidden;
    line-height: 1.6;
    font-size: 16px;
    background-image: radial-gradient(#d1d1d1 1px, transparent 1px);
    background-size: 20px 20px;
}

html.lenis {
    height: auto;
}

.lenis.lenis-smooth {
    scroll-behavior: auto;
}

.lenis.lenis-smooth [data-lenis-prevent] {
    overscroll-behavior: contain;
}

.lenis.lenis-stopped {
    overflow: hidden;
}

.lenis.lenis-scrolling iframe {
    pointer-events: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--headline);
    font-weight: 700;
}

img {
    max-width: 100%;
    height: auto;
}

dl,
ol,
ul {
    padding-left: 0;
    list-style: none;
}

.hl-content {
    padding: 0 15px;
}

.hr-content {
    padding: 0 15px;
}

@media (min-width: 768) {
    .hl-content {
        padding-left: calc((100vw - 720px)/2);
    }

    .hr-content {
        padding-right: calc((100vw - 720px)/2);
    }
}

@media (min-width: 992px) {
    .hl-content {
        padding-left: calc((100vw - 960px)/2);
    }

    .hr-content {
        padding-right: calc((100vw - 960px)/2);
    }
}

@media (min-width: 1200px) {
    .hl-content {
        padding-left: calc((100vw - 1140px)/2);
    }

    .hr-content {
        padding-right: calc((100vw - 1140px)/2);
    }
}

@media (min-width: 1400px) {
    .hl-content {
        padding-left: calc((100vw - 1320px)/2);
    }

    .hr-content {
        padding-right: calc((100vw - 1320px)/2);
    }
}

.btn-custom {
    background-image: linear-gradient(to right, #FF4E50 0%, #F9D423 51%, #FF4E50 100%);
    margin: 20px 0;
    padding: 12px 45px;
    text-align: center;
    text-transform: uppercase;
    transition: 0.5s;
    background-size: 200% auto;
    color: white !important;
    box-shadow: 0 10px 20px rgba(255, 78, 80, 0.3);
    border-radius: 30px;
    display: inline-block;
    border: none;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
}

.btn-custom:hover {
    background-position: right center;
    color: #fff;
    text-decoration: none;
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(255, 78, 80, 0.4);
}

/* --- NAVBAR --- */
header {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.01) 100%);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s;
}

header.header-scrolled {
    background: rgba(13, 13, 13, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    header {
        background: rgba(13, 13, 13, 0.85);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
}

.navbar {
    background: transparent;
    padding: 10px 0;
    transition: padding 0.3s;
}

header.header-scrolled .navbar {
    padding: 5px 0;
}

.navbar-brand {
    color: var(--white) !important;
    font-size: 1.5rem;
    font-weight: 800;
}

.navbar-brand img {
    height: 45px;
}

.nav-link {
    font-weight: 600;
    text-transform: uppercase;
    color: var(--white) !important;
    margin: 0 15px;
    font-size: 0.9rem;
}

.nav-link:hover {
    color: var(--accent) !important;
}

/* --- CUSTOM SCROLLBAR --- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #FF4E50, #F9D423);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* --- SECTIONS CONFIGURATION --- */
section {
    padding-top: 100px;
    padding-bottom: 100px;
    position: relative;
    overflow: hidden;
}

.section-title {
    text-align: center;
    text-transform: uppercase;
    font-weight: 800;
    margin-bottom: 30px;
    font-size: 2rem;
    color: var(--headline);
    position: relative;
    letter-spacing: 1px;
}

/* Gạch chân nhỏ dưới tiêu đề */
.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 4px;
    background: var(--accent);
    margin: 20px auto 0;
    border-radius: 2px;
}

@media (max-width: 768px) {
    section {
        padding-top: 60px;
        padding-bottom: 60px;
    }
}

/* 1. HERO SECTION */
#hero {
    padding: 120px 0 100px 0;
    background-image: url('images/bg_banner.png');
    background-size: cover;
    background-position: center;
    position: relative;
}

.hero-container {
    z-index: 2;
}

/* Animation ảnh nổi lềnh bềnh cho đẳng cấp */
@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-30px);
    }

    100% {
        transform: translateY(0px);
    }
}

.floating-anim {
    animation: float 5s ease-in-out infinite;
}

@media (max-width: 768px) {
    #hero {
        padding-top: 100px;
        padding-bottom: 60px;
    }
}

/* 2. PARTNERS */
#partners {
    background-color: var(--bg-white);
    padding: 40px 0;
}

#partners .partner-item {
    padding: 0 20px;
}

@media (max-width: 768px) {
    #partners .partner-item {
        padding: 0;
    }
}

/* 3. PROCESS */
#process {
    background-color: var(--bg-main);
}

.step-wrapper {
    width: 18%;
    position: relative;
}

.step-box {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 30px 15px;
    text-align: center;
    border-radius: 20px;
    width: 100%;
    height: 100%;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: 0.3s;
}

.step-box img {
    height: 80px;
    width: auto;
    margin-bottom: 20px;
    transition: transform 0.3s;
}

.step-box:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 20px 50px rgba(255, 142, 60, 0.15);
}

.step-box:hover img {
    transform: scale(1.1);
}

.step-arrow {
    padding: 0 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-arrow .arrow-icon {
    fill: #000;
    transition: 0.3s;
    width: 32px;
    height: 32px;
    opacity: 0.8;
}

.process-step:hover .arrow-icon {
    fill: var(--accent);
    opacity: 1;
}

@media (max-width: 992px) {
    .process-step {
        justify-content: center;
    }

    .step-wrapper {
        width: 47%;
    }

    .step-arrow {
        display: none;
    }

    .d-flex.flex-md-row {
        flex-wrap: wrap;
        gap: 20px;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .step-wrapper {
        width: 300px;
        max-width: 100%;
    }

    .step-arrow {
        display: block;
        margin: 10px 0;
    }

    .step-arrow .arrow-icon {
        transform: rotate(90deg);
        display: inline-block;
    }
}

/* 4. PROBLEMS */
#problems {
    background-color: var(--bg-white);
}

#problems img {
    border-radius: 20px;
    box-shadow: 15px 15px 10px rgba(255, 142, 60, 0.2)
}

.problem-list li {
    padding: 15px 20px 15px 60px;
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--paragraph);
    position: relative;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: 0.3s;
    border: 1px solid rgba(0, 0, 0, 0.02);
}

.problem-list li:hover {
    transform: translateX(10px);
    background: #fff5eb;
    border-color: var(--accent);
}

.problem-list li::before {
    content: '\f071';
    font-family: "Font Awesome 6 Pro";
    color: #FF4E50;
    font-size: 1.2rem;
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 78, 80, 0.1);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* 5. SERVICES  */
#services {
    background-color: transparent;
}

#services .service-item {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px !important;
    transition: 0.4s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
}

#services .service-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 20px 40px rgba(255, 142, 60, 0.1);
    border-color: var(--accent);
}

#services .service-item img {
    border-radius: 15px;
    transition: 0.4s;
}

#services .service-item:hover img {
    transform: scale(1.02);
}

#services .service-title {
    font-family: var(--font-secondary);
    font-size: 2rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 20px;
    position: relative;
    letter-spacing: 1px;
    background: linear-gradient(45deg, var(--headline) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

#services .service-item ul {
    list-style: none;
    margin-top: 15px;
}

#services .service-item ul li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.05rem;
    font-weight: 500;
}

#services .service-item ul li span {
    font-family: var(--font-secondary);
    font-weight: 700;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, var(--accent), #FF4E50);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(255, 78, 80, 0.4);
    flex-shrink: 0;
}

#services .service-content {
    font-size: 1.1rem;
    color: var(--paragraph);
}


/* 6. TESTIMONIALS */
#testimonials {
    background-color: transparent;
}

.testimonial-item {
    margin: 15px;
    padding: 40px 30px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
    transition: 0.3s;
}

.testimonial-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.08)
}

.avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    margin: 0 auto 20px;
    object-fit: cover;
    border: 4px solid #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.slick-dots li.slick-active button:before {
    color: var(--accent) !important;
    opacity: 1;
    font-size: 12px;
}

.slick-prev::before,
.slick-next::before {
    color: var(--headline);
    opacity: 0.5;
    transition: 0.3s;
}

.slick-prev:hover::before,
.slick-next:hover::before {
    color: var(--accent);
    opacity: 1;
}

/* 7. CHECK ORDER */
#check-order {
    background: linear-gradient(135deg, #1a1a1a, #2c3e50);
    position: relative;
    overflow: hidden;
}

#check-order:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.3;
}

#check-order .section-title {
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 142, 60, 0.5);
}

.search-box {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 5px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.search-box input {
    border: none;
    background: transparent;
    padding: 15px 25px;
    width: 70%;
    outline: none;
    margin-bottom: 0;
    color: #fff !important;
    font-size: 1.1rem;
    transform: none !important;
}

.search-box input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.search-box input:focus {
    box-shadow: none;
    background: transparent;
}

.search-box button {
    position: absolute;
    right: 5px;
    top: 5px;
    bottom: 5px;
    border-radius: 40px;
    margin: 0;
    padding: 0 30px;
    height: auto;
}

@media (max-width: 550px) {
    .search-box input {
        padding: 15px 20px;
    }

    .search-box button {
        padding: 0 15px;
    }
}

/* 8. CONTACT FORM  */
#contact {
    background-color: var(--bg-white);
}

#contact form {
    padding: 40px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

@media (max-width: 768px) {
    #contact form {
        padding: 30px 20px 20px 20px;
    }
}

.form-control {
    border-radius: 30px;
    background: #fff;
    border: 2px solid transparent;
    padding: 15px 20px;
    margin-bottom: 20px;
    font-size: 1rem;
    transition: 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.07);
}

.form-control:focus {
    background: #fff;
    border-color: var(--accent);
    box-shadow: 0 5px 20px rgba(255, 142, 60, 0.2);
    transform: translateY(-2px);
}

/* 9. WHY CHOOSE US  */
#why-choose {
    background-color: transparent;
}

#why-choose .bg-white {
    background: rgba(255, 255, 255, 0.7) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 50px 30px !important;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#why-choose .bg-white:hover {
    transform: translateY(-15px) !important;
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1) !important;
    border-color: var(--accent);
}

#why-choose img {
    width: 80px;
    margin-bottom: 25px;
    transition: 0.4s;
    filter: drop-shadow(0 10px 10px rgba(0, 0, 0, 0.1));
}

#why-choose .bg-white:hover img {
    transform: scale(1.2) rotate(5deg);
}

/* 10. FAQ */
#faq {
    background-color: var(--bg-white);
}

.accordion-item {
    border: none;
    background: var(--bg-main);
    border-radius: 15px !important;
    margin-bottom: 15px;
    overflow: hidden;
}

.accordion-button {
    background-color: var(--bg-main);
    color: var(--headline);
    font-weight: 700;
    box-shadow: none !important;
    padding: 20px;
}

.accordion-button:not(.collapsed) {
    background-color: var(--accent);
    color: var(--white);
}

.accordion-button::after,
.accordion-button:not(.collapsed)::after {
    content: "\f107";
    font-family: "Font Awesome 6 Pro";
    background: none;
    font-size: 22px;
}

.accordion-body {
    padding: 20px;
    background: var(--bg-main);
    color: var(--paragraph);
}

/* --- CUSTOM INPUT WITH ICON --- */
.input-icon-wrapper {
    position: relative;
    margin-bottom: 20px;
}

.input-icon-wrapper i {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 20px;
    color: var(--accent);
    z-index: 2;
    font-size: 1.1rem;
    pointer-events: none;
    transition: 0.3s;
}

.input-icon-wrapper .form-control {
    padding-left: 50px !important;
    margin-bottom: 0 !important;
}

.input-icon-wrapper:focus-within i {
    color: var(--tertiary);
    transform: translateY(-50%) scale(1.2);
}

/* 11. FOOTER PRO DESIGN  */
#footer {
    background: #0f172a;
    color: #fff;
    font-size: 14px;
    position: relative;
    overflow: hidden;
}

#footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(#ffffff 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.05;
    pointer-events: none;
}

#footer .footer-top {
    padding: 60px 0 40px 0;
    position: relative;
    z-index: 1;
}

#footer .footer-info h3 {
    font-size: 32px;
    margin: 0 0 20px 0;
    padding: 2px 0 2px 0;
    line-height: 1;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--accent);
    text-transform: uppercase;
}

#footer .footer-info p {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 0;
    color: #b0b8c4;
}

/* Social Icons */
#footer .social-links a {
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    line-height: 1;
    margin-right: 8px;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    transition: 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

#footer .social-links a:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 142, 60, 0.3);
}

/* Contact Section */
#footer h4 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    position: relative;
    padding-bottom: 15px;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#footer h4::after {
    content: '';
    position: absolute;
    display: block;
    width: 40px;
    height: 3px;
    background: var(--accent);
    bottom: 0;
    left: 0;
}

.contact-item {
    transition: 0.3s;
    padding: 10px;
    border-radius: 10px;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.03);
}

.contact-item i {
    width: 40px;
    text-align: center;
}

/* Footer Bottom */
#footer .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1;
    position: relative;
    padding-top: 25px;
    padding-bottom: 25px;
    background: rgba(0, 0, 0, 0.2);
}

#footer .copyright {
    color: #b0b8c4;
    font-size: 14px;
}

@media (max-width: 768px) {
    #footer .footer-top {
        padding: 40px 0;
    }

    #footer .footer-info {
        text-align: center;
        margin-bottom: 30px;
    }

    #footer .social-links {
        justify-content: center;
    }

    #footer .footer-info p {
        padding-right: 0 !important;
    }

    #footer h4::after {
        left: 50%;
        transform: translateX(-50%);
    }

    #footer h4 {
        text-align: center;
    }

    .contact-item {
        justify-content: flex-start;
    }
}

/* --- FLOATING BUTTONS --- */
.floating-buttons {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.float-btn {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 26px;
    text-decoration: none;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
    animation: pulse 2s infinite;
    border: 2px solid #fff;
}

.float-btn:hover {
    transform: scale(1.1);
    color: white;
}

.btn-zalo {
    background-color: #0068ff;
}

.btn-phone {
    background-color: #4caf50;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 142, 60, 0.4);
    }

    70% {
        box-shadow: 0 0 0 15px rgba(255, 142, 60, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
    }
}

@media (max-width: 992px) {
    .floating-buttons {
        bottom: 15px;
        right: 15px;
    }
}

/* --- ORDER RESULT STYLE --- */
.result-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.5);
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}