/* ================= RESET & GLOBAL ================= */
* {
  box-sizing: border-box;
}
html {
  scroll-snap-type: y mandatory;
  overflow-y: scroll;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: #ffffff;
  color: #0047B9;
}

.section {
  min-height: 100vh;
  scroll-snap-align: start;
}


a {
  text-decoration: none;
}

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



/* ================= NAVBAR ================= */
.main-navbar {
  padding: 18px 0;
  transition: all 0.3s ease;
  background: transparent;
}

.main-navbar.scrolled {
  background: #0047B9;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.logo {
  height: 38px;
}

.navbar-nav .nav-link {
  color: rgba(255,255,255,0.9);
  font-weight: 500;
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: #7dd3fc;
}

.btn-demo {
  padding: 15px 20px;
  border-radius: 10px;
  color:#ffffff;
  font-size: 16px;
  background-color: #28a745;
  
}
.btn-demo:hover {
  background-color: #0cc036;
}

/* Mobile */
@media (max-width: 991px) {
  .main-navbar {
    background: rgba(11, 31, 58, 0.95);
  }
}

/* ================= HERO SECTION ================= */
.hero-section {
  position: relative;
  background-image: url("public/SOLAR (13).png");
  background-size: cover;
  background-repeat: no-repeat;
  padding: 100px 0;
    min-height: 100vh;

}

/* Lớp overlay làm blur */
.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(11, 31, 58, 0.55);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1;
}

/* Nội dung nằm trên overlay */
.hero-section .container {
  position: relative;
  z-index: 2;
}


.hero-section h1 {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
}

.hero-section .highlight {
  color: #7dd3fc;
}

.hero-section p {
  font-size: 18px;
  opacity: 0.95;
}

.hero-visual img {
  border-radius: 18px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
  margin-top: 30px;
}
.hero-split {
  display: flex;
  gap: 16px;          /* khoảng cách giữa 2 ảnh */
}

.hero-split img {
  width: 50%;
  object-fit: cover;
  border-radius: 14px;
}

/* ================= SECTION TITLES ================= */
.section-title {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 16px;
}

.section-desc {
  max-width: 820px;
  margin: 0 auto;
  color: #6b7280;
  font-size: 16px;
}

/* ================= PROBLEM ================= */
.problem-section {
  background: #f8fafc;
  padding: 122px 0;
}
.section-title {
  color: #003c8b;
  padding-bottom: 20px;
}

/* CARD */
.problem-card {
  background: #ffffff;
  padding: 20px 20px;
  border-radius: 18px;
  height: 100%;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  border-left: 6px solid #28a745; /* xanh navy Hino */
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  
}

/* HIỆU ỨNG VIỀN TRƯỢT */
.problem-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(110, 128, 152, 0.08),
    transparent
  );
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

/* HOVER */
.problem-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 60px rgba(15, 23, 42, 0.18);
  border-left-color: #1e40af;
}

.problem-card:hover::after {
  transform: translateX(100%);
}

/* ICON */
.problem-icon {
  width: 100%;
  height: 160px;              /* chiều cao minh hoạ */
  margin-bottom: 12px;
  border-radius: 14px;
  overflow: hidden;           /* QUAN TRỌNG để bo góc */
  background: #f1f5f9;
}

.problem-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;          /* FULL KHUNG */
}

/* TEXT */
.problem-card h5 {
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 12px;
  color: #004196;
  margin-top: 5px;
}

.problem-card p {
  color: #003682;
  line-height: 1.7;
  font-size: 15px;
}


/* ================= SOLUTION ================= */
/* ===============================
   SOLUTION SECTION – HINO OCC
================================ */

.solution-section {
    padding: 20px 0;
    background: linear-gradient(180deg, #f4f8fb 0%, #ffffff 100%);
}

/* TITLE */
.solution-section .section-title {
    font-size: 32px;
    font-weight: 700;
    color: #003c8b; /* xanh OCC */
    margin-bottom: 48px;
    position: relative;
}

.solution-section .section-title::after {
    content: "";
    display: block;
    width: 80px;
    height: 4px;
    background: #003c8b;
    margin: 16px auto 0;
    border-radius: 2px;
}

/* CAROUSEL WRAPPER */
.solution-section .carousel {
    max-width: 480px;      /* làm carousel nhỏ lại */
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(0, 60, 90, 0.15);
}

/* IMAGE */
.solution-section .carousel-inner img {
    height: 300px;
    object-fit: cover;
}

/* INDICATORS */
.solution-section .carousel-indicators button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #0047B9;
}

.solution-section .carousel-indicators .active {
    background-color: #28a745;
}

/* CONTROLS */
.solution-section .carousel-control-prev-icon,
.solution-section .carousel-control-next-icon {
    filter: brightness(0) invert(1);
}

.solution-section .carousel-control-prev,
.solution-section .carousel-control-next {
    width: 44px;
}

/* CONTENT TEXT */
.solution-section p {
    font-size: 16px;
    line-height: 1.7;
    color: #334155;
    margin-bottom: 16px;
}

/* CTA BUTTON */
.solution-section .btn-primary {
    background-color: #28a745;
    border: none;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.solution-section .btn-primary:hover {
    background-color: #0cc036;
    transform: translateY(-2px);
}

/* ===============================
   RESPONSIVE
================================ */

@media (max-width: 991px) {
    .solution-section {
        padding: 60px 0;
    }

    .solution-section .section-title {
        font-size: 26px;
    }

    .solution-section .carousel {
        max-width: 100%;
    }

    .solution-section .carousel-inner img {
        height: 220px;
    }

    .solution-section p {
        font-size: 15px;
    }
}


/* ================= FEATURES ================= */
/* ===============================
   FEATURE SECTION – OCC
================================ */

.feature-section {
    padding: 80px 0;
    background: linear-gradient(180deg, #f4f8fb 0%, #ffffff 100%);
}

/* TITLE */
.feature-section .section-title {
    font-size: 32px;
    font-weight: 800;
    color: #003c8b;
    margin-bottom: 12px;
}

.feature-section .section-desc {
    max-width: 720px;
    margin: 0 auto;
    font-size: 16px;
    color: #475569;
    line-height: 1.7;
}

/* FEATURE CARD */
.feature-card {
    background: #ffffff;
    padding: 32px 30px;
    border-radius: 20px;
    height: 100%;
    border: 1px solid #e6edf3;
    box-shadow: 0 6px 20px rgba(11, 58, 83, 0.06);
    transition: all 0.35s ease;
    position: relative;
    overflow: hidden;
}

/* LEFT ACCENT LINE */
.feature-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 24px;
    width: 4px;
    height: 48px;
    background: linear-gradient(180deg, #1c8ed6, #0b5fa5);
    border-radius: 4px;
}

/* HOVER */
.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 45px rgba(11, 58, 83, 0.15);
    border-color: #cfe6f6;
}

/* TITLE IN CARD */
.feature-card h5 {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
    padding-left: 14px;
}

/* TEXT */
.feature-card p {
    font-size: 15px;
    line-height: 1.7;
    color: #475569;
    margin: 0;
    padding-left: 14px;
}

/* ===============================
   RESPONSIVE
================================ */

@media (max-width: 991px) {
    .feature-section {
        padding: 60px 0;
    }

    .feature-section .section-title {
        font-size: 26px;
    }

    .feature-section .section-desc {
        font-size: 15px;
    }

    .feature-card {
        padding: 26px 24px;
    }

    .feature-card h5 {
        font-size: 17px;
    }
}


/* ================= TRUST SECTION ================= */
/* ===============================
   TRUST SECTION – REFINED
================================ */
#about {
    background-color: #ffffff;;
}
.trust-section {
    padding: 60px 0;
     background-image: url("public/hinosystech2.jpg");
     background-repeat: no-repeat;
     background-size: cover;

}

/* MAIN BOX */
.trust-box {
    max-width: 920px;
    margin: 0 auto;
    padding: 44px 48px;
    background: #ffffffb4;
    border-radius: 20px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    position: relative;
}

/* TOP ACCENT */
.trust-box::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: #0047B9;
    border-radius: 20px 20px 0 0;
}

/* TITLE */
.trust-box h2 {
    font-size: 30px;
    font-weight: 800;
    color: #0047B9;
    margin-bottom: 16px;
    line-height: 1.35;
    text-align: center;
}

/* DESCRIPTION */
.trust-box p {
    font-size: 16px;
    line-height: 1.7;
    color: #334155;
    margin-bottom: 12px;
    
}

/* LIST */
.trust-box ul {
    margin: 0 0 28px;
    padding-top: 10px;
    list-style: none;
}

.trust-box ul li {
    position: relative;
    padding: 10px;
    margin-bottom: 12px;
    font-size: 15px;
    color: #fcfeff;
    background-color: #004196;
    border-radius: 20px; 
    font-weight: 600;
}

/* CHECK ICON */


/* BUTTON */
.trust-box .btn {
    padding: 11px 16px;
    border-radius: 10px;
    background-color: #28a745;
    color: #ffffff;
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
    
}

.trust-box .btn:hover {
    background-color: #0cc036;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(11, 58, 83, 0.4);
}
.trust-box a {
    display: table;
    margin: 32px auto 0;
}
/* ===============================
   MOBILE
================================ */

@media (max-width: 768px) {
    .trust-section {
        padding: 40px 16px;
    }

    .trust-box {
        padding: 32px 24px;
    }

    .trust-box h2 {
        font-size: 24px;
    }
}

/*==============================
About us section
================================*/
.aboutus-section {
    padding: 80px 0;
    background: #f4f8fb;
    color: #334155;

}
.aboutus-section .section-title {
    font-size: 32px;
    font-weight: 800;
    color: #003d8f;
    margin-bottom: 24px;
    text-align: center;
}
.aboutus-section p {
    font-size: 16px;
    line-height: 1.7;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}
/* ===============================
   PROJECT / STATS SECTION
================================ */

.project-section {
    padding: 20px 0;
    background: #f4f8fb;
}

/* TITLE */
 .section-title {
    font-size: 32px;
    font-weight: 800;
    color: #0047b9;
    margin-bottom: 12px;
}

/* STAT BOX */
.stat-box {
    background: #ffffff;
    border-radius: 20px;
    padding: 36px 24px;
    height: 100%;
    box-shadow: 0 18px 35px rgba(11, 58, 83, 0.12);
    transition: all 0.3s ease;
    position: relative;
}

/* TOP ACCENT */
.stat-box::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 56px;
    height: 4px;
    background: #0b3a53;
    border-radius: 4px;
}

/* NUMBER */
.stat-box h3 {
    font-size: 36px;
    font-weight: 900;
    color: #28a745;
    margin-bottom: 6px;
}

/* LABEL */
.stat-box p {
    font-size: 15px;
    color: #003d8f;
    margin: 0;
}

/* HOVER */
.stat-box:hover {
    transform: translateY(-6px);
    box-shadow: 0 28px 55px rgba(11, 58, 83, 0.22);
}

/* IMAGE */
/* ===============================
   PROJECT IMAGE ALBUM (6 IMAGES)
================================ */

.project-album img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: 0 14px 30px rgba(11, 58, 83, 0.15);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

/* Hover effect */
.project-album img:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 24px 50px rgba(11, 58, 83, 0.28);
}


/* ===============================
   MOBILE
================================ */

@media (max-width: 768px) {
    .project-section {
        padding: 50px 16px;
    }

    .project-section .section-title {
        font-size: 26px;
    }

    .stat-box {
        padding: 28px 20px;
    }

    .stat-box h3 {
        font-size: 32px;
    }
    .project-album img {
        border-radius: 14px;
        box-shadow: 0 10px 22px rgba(11, 58, 83, 0.18);
    }


}

/* ================= CTA FORM ================= */
.cta-section {
  background: linear-gradient(135deg, ##003d8f, #0b1f3a);
  color: #ffffff;
  padding: 50px;
}

.cta-box {
  max-width: 900px;
  margin: 0 auto;
  background: #ffffff;
  color: #0047b9;
  padding: 60px;
  border-radius: 28px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.25);
  text-align: center;
}

.cta-box h2 {
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-box p {
  color: #4b5563;
}

.cta-box input {
  padding: 14px 16px;
  border-radius: 12px;
}

/* ================= BUTTON ================= */
.btn-primary {
  background-color: #28a745;
  border: none;
  padding: 14px 28px;
  font-weight: 600;
  border-radius: 12px;
}

.btn-primary:hover {
  background-color: #0cc036;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 992px) {
  .hero-section h1 {
    font-size: 34px;
  }

  .trust-box {
    padding: 40px;
  }

  .cta-box {
    padding: 40px;
  }
}

@media (max-width: 576px) {
  .hero-section {
    padding: 70px 0;
  }

  .hero-section h1 {
    font-size: 28px;
  }

  .section-title {
    font-size: 26px;
  }

  .cta-box {
    padding: 30px 20px;
  }
}

/* ===============================
   FOOTER – HINO SYSTECH
================================ */

.site-footer {
    background: #0047b9;
    color: #ffffff;
    padding: 70px 0 30px;
    font-size: 14px;

}
.footer-col {
    margin-bottom: 30px;
}

/* BRAND */
.footer-logo {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 14px;
}
.footer-logo img {
    height: 40px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
}

/* TITLES */
.footer-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 14px;
    color: #ffffff;
}

/* LINKS */
.footer-links,
.footer-services {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li,
.footer-services li {
    margin-bottom: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #ffffff;
    text-decoration: underline;
}

/* TEXT */
.site-footer p {
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.88);
}

.site-footer a {
    color: #ffffff;
    text-decoration: none;
}

/* ADDRESS */
.footer-address {
    font-size: 13px;
    line-height: 1.6;
}

/* HOURS */
.footer-hours {
    font-size: 13px;
    margin-top: 10px;
}

/* SERVICES */
.footer-services li::before {
    content: "• ";
    color: #7dd3fc;
}

/* BOTTOM */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 20px;
    padding-top: 16px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
}

/* ===============================
   MOBILE
================================ */

@media (max-width: 768px) {
    .site-footer {
        padding: 50px 20px 24px;
    }

    .footer-logo {
        font-size: 20px;
    }
}
/* ===== CONTACT SECTION ===== */
#contact {
    padding: 80px 20px;
    background-color: #ffffff;
}

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

/* GRID 2 CỘT */
.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: start;
}

/* ===== LEFT CONTENT ===== */
.contact-content {
    border-radius: 10px;
    
    padding: 32px;
    box-shadow: 0 10px 20px rgba(7, 20, 132, 0.395);
}
.contact-content h3 {
    font-size: 24px;
    line-height: 1.35;
    font-weight: 600;
    color: #0047b9;
    margin-bottom: 32px;

}

.contact-image img {
    width: 100%;
    border-radius: 16px;
    margin-bottom: 40px;
}

.contact-reasons h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
    color: #111827;
}

/* REASON ITEM */
.reason-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.reason-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(16, 252, 98, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.reason-icon svg {
    width: 24px;
    height: 24px;
    color: #0047b9;
}

.reason-text h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #111827;
}

.reason-text p {
    font-size: 15px;
    line-height: 1.6;
    color: #4b5563;
}

/* ===== RIGHT FORM ===== */
.contact-form {
    background-color: #f9fafb;
    padding: 5px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.06);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 56px;
    }

    .contact-content h2 {
        font-size: 26px;
    }

    .contact-form {
        padding: 2px;
    }
}

@media (max-width: 480px) {
    #contact {
        padding: 60px 16px;
    }

    .contact-reasons h3 {
        font-size: 20px;
    }

    .reason-item {
        gap: 12px;
    }

    .reason-icon {
        width: 42px;
        height: 42px;
    }
}


/* ===== LEADERSHIP SECTION ===== */
#leadership {
    padding: 16px;
    background-color: #ffffff;
   
}

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

.leadership-title {
    text-align: center;
    font-size: 36px;
    font-weight: 800;
    color: #0047b9;;
    margin-bottom:40px;
}

/* GRID */
.leadership-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

/* CARD */
.leader-card {
    background-color: #ffffff;
    border-radius: 24px;
    padding:28px;
    display: flex;
    gap: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    align-items: flex-start;
}

/* AVATAR */
.leader-avatar {
    width: 128px;
    height: 128px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
    flex-shrink: 0;
}

/* CONTENT */
.leader-name {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
    color: #111827;
}

.leader-position {
    font-size: 15px;
    font-weight: 600;
    color: #0047b9;;
    margin-bottom: 16px;
    line-height: 1.4;
}

.leader-message p {
    font-size: 15px;
    line-height: 1.7;
    color: #4b5563;
    margin-bottom: 12px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .leadership-grid {
        grid-template-columns: 1fr;
    }

    .leader-card {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .leader-content {
        text-align: left;
    }
}

@media (max-width: 480px) {
    .leadership-title {
        font-size: 28px;
        margin-bottom: 40px;
    }

    .leader-avatar {
        width: 100px;
        height: 100px;
    }
}