/* ==========================================================
   PREMIUM TECH STYLE – BLUE-ORANGE GRADIENT (OPTION B)
   Powered by Felix Group – Startup Tech Japan
   ========================================================== */

:root {
    --blue-primary: #0b3d2e;     /* Xanh lá đậm */
    --blue-dark: #062a20;        /* Xanh đậm hơn */

    --blue-light: #25d366;       /* Xanh lá nhạt */
    --green-mid: #1e824c;        /* Xanh lá trung bình */

    --orange-primary: #25d366;   /* Đổi về xanh lá nhạt */
    --orange-dark: #1e824c;      /* Đổi về xanh lá đậm */

    --white: #ffffff;
    --light-bg: #f5f7fa;

    --dark-text: #1b1f23;
    --gray-text: #6c757d;

    --shadow-deep: 0 15px 40px rgba(0,0,0,0.15);
    --shadow-soft: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-card: 0 12px 35px rgba(0,45,90,0.15);

    /* Gradient xanh đậm → xanh lá nhạt → lime */
    --gradient-main: linear-gradient(135deg, #0b3d2e 0%, #1e824c 40%, #25d366 75%, #d4e157 100%);

    /* Gradient phụ */
    --gradient-blue: linear-gradient(135deg, #0b3d2e, #1e824c);
    --gradient-orange: linear-gradient(135deg, #1e824c, #25d366);
}
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: #111827;
  background: #ffffff;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ================= DARK MODE ================= */
body.dark {
    --bg-main: radial-gradient(circle at top, #0a0f29, #050612 70%);
    --text-color: #ffffff;
    --glass-bg: rgba(255,255,255,0.08);
    --glass-border: rgba(255,255,255,0.18);
    --card-bg: rgba(255,255,255,0.06);
    --nav-bg: rgba(10,15,35,0.55);
    --menu-color: #dfe6ff;
}

/* ================= LIGHT MODE ================= */
body.light {
    --bg-main: #f6f7fb;
    --text-color: #111;
    --glass-bg: rgba(255,255,255,0.55);
    --glass-border: rgba(0,0,0,0.12);
    --card-bg: rgba(255,255,255,0.85);
    --nav-bg: rgba(255,255,255,0.85);
    --menu-color: #222;
}

/* ================= APPLY THEME ================= */
body {
    background: var(--bg-main) !important;
    color: var(--text-color) !important;
}

.nav-glass {
    background: var(--nav-bg) !important;
    border-bottom: 1px solid var(--glass-border) !important;
}

.menu a {
    color: var(--menu-color) !important;
}

.glass, 
.package-card,
.service-card,
.value-card,
.team-card,
.best-card {
    background: var(--card-bg) !important;
    border-color: var(--glass-border) !important;
}

/* Toggle button */
.theme-toggle,
.theme-small {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-color);
}


/* GLOBAL */
body {
    background: var(--light-bg);
    font-family: 'Roboto', sans-serif;
    color: var(--dark-text);
    padding-top: 95px;
    overflow-x: hidden;
}

section[id] { scroll-margin-top: 110px; }

/* ==========================================================
   NAVBAR – MODERN TECH HEADER
   ========================================================== */

.navbar {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    box-shadow: 0 5px 25px rgba(0,0,0,0.07);
}

.navbar-brand span {
    font-weight: 700;
    color: var(--blue-primary);
    letter-spacing: .5px;
}
.navbar-brand img {
    filter: drop-shadow(0 0 2px rgba(0,0,0,0.1));
    font-size: 100px;
}

.navbar-nav .nav-link {
    font-weight: 600;
    color: var(--blue-dark);
    letter-spacing: .5px;
    padding: 10px 14px;
    position: relative;
    transition: all 0.25s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--orange-primary);
}

.navbar-nav .nav-link::after {
    content:"";
    width: 0;
    height: 3px;
    left: 50%;
    bottom: -3px;
    position: absolute;
    background: var(--gradient-orange);
    transition: 0.3s ease;
    transform: translateX(-50%);
    border-radius: 10px;
}

.navbar-nav .nav-link:hover::after {
    width: 60%;
}
.hero-banner {
    padding: 80px 0;
}

.hero-img {
    width: 100%;
    max-width: 550px;   /* bạn chỉnh tùy ý */
    object-fit: contain;
}
/* NAVBAR AUTO HIDE */
.navbar-hide {
    opacity: 0;
    transform: translateY(-20px);
    transition: opacity 0.35s ease, transform 0.35s ease;
    pointer-events: none;
}

.navbar-show {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.35s ease, transform 0.35s ease;
}
/* /* NAVBAR AUTO HIDE / SHOW */
/* ============================
   NAVBAR AUTO HIDE / SHOW
============================ */
.navbar-smart {
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    z-index: 9999;
    transition: transform 0.38s ease, opacity 0.25s ease;

}
/* AUTO HIDE NAVBAR */
.navbar-smart {
    transition: transform 0.38s ease, opacity 0.25s ease;
}

.navbar-hidden {
    transform: translateY(-100%);
    opacity: 0;
}

.navbar-visible {
    transform: translateY(0);
    opacity: 1;
}


/* Hiện */
.navbar-smart.visible {
    transform: translateY(0);
    opacity: 1;
    transform: translateY(-100%);
    opacity: 0;
    box-shadow: 0 4px 18px rgba(0,0,0,0.12);
}

/* Ẩn */
.navbar-smart.hidden {
    transform: translateY(-100%);
    opacity: 0;
    box-shadow: none;
}


.navbar-smart .nav-link.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -3px;           /* căn đẹp dưới chữ */
    transform: translateX(-50%);
    width: 26px;           /* gạch ngắn nhìn hiện đại */
    height: 2px;
    background: #ff7b00;
    border-radius: 10px;
}
.navbar-smart .nav-link.active {
    position: relative;
    font-weight: 700;
    color: #ff7b00 !important;
}

.navbar-smart .nav-link.active::after {
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -2px;       /* sát chữ hơn */
    width: 22px;        /* underline ngắn – đẹp */
    height: 2px;
    background: #ff7b00;
    border-radius: 50px;
}
@media (min-width: 768px) and (max-width: 1024px) {
    .navbar-smart .nav-link.active::after {
        bottom: -1px !important;
        width: 20px;     /* thu ngắn lại để cân đối hơn */
    }
}
@media (min-width: 768px) and (max-width: 1180px) {
    .navbar-nav .nav-link {
        font-size: 14.5px !important;
        white-space: nowrap;   /* không xuống hàng */
    }
}
@media (min-width: 768px) and (max-width: 1180px) {
    .navbar-smart .nav-link.active::after {
        bottom: -3px !important;
        width: 22px !important;
        height: 2px;
    }
}



/* ==========================================================
   HERO SECTION - JAPAN TELECOM PREMIUM STYLE (LIGHT MODE)
   ========================================================== */

.hero-banner {
    background: url('images/vetinh.png') center/cover no-repeat;
    padding: 6rem 0 5rem;
    position: relative;
    overflow: hidden;
}

/* Lớp phủ ánh sáng nhẹ */
.hero-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        110deg,
        rgba(255,255,255,0.78),
        rgba(255,255,255,0.55)
    );
    backdrop-filter: blur(2px);
}

/* === TEXT === */
.hero-text-block {
    z-index: 2;
    position: relative;
}

.hero-title {
    font-size: 3.3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.t-red {
    color: #ff3b3b !important;
}

.t-blue {
    color: #0043ce !important;
}

.hero-subtext {
    font-size: 1.15rem;
    color: #4a4a4a;
    max-width: 520px;
    line-height: 1.65;
    margin-bottom: 2rem;
}

/* === BUTTON === */
.btn-hero-primary {
    background: linear-gradient(135deg, #ff7b00, #ff9f2a);
    color: white;
    padding: 0.9rem 2.5rem;
    border-radius: 40px;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: .4px;
    box-shadow: 0 10px 25px rgba(138, 237, 177, 0.35);
    transition: .3s;
}

.btn-hero-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(4, 255, 16, 0.45);
}

/* === IMAGE === */
.hero-img {
    width: 90%;
    max-width: 520px;
    position: relative;
    z-index: 2;
    animation: floatY 4s ease-in-out infinite;
}

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Mobile responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.4rem;
        text-align: center;
    }
    .hero-subtext {
        text-align: center;
        margin: 0 auto 1.8rem;
    }
    .hero-img {
        margin-top: 2rem;
        display: none;
    }
    .hero-banner {
        padding: 4rem 0 3rem;
    }
   .btn-hero-primary {
        display: block;
        margin: 0 auto;        /* căn giữa ngang */
        text-align: center;
        width: fit-content;    /* không kéo dài full width */
    }
}


/* ==========================================================
   SECTION TITLE
   ========================================================== */

.section-title {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--blue-dark);
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: "";
    width: 70px;
    height: 5px;
    background: var(--gradient-orange);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -12px;
    border-radius: 5px;
}

.lead {
    text-align: center;
    color: var(--gray-text);
    max-width: 720px;
    margin: 0 auto 40px auto;
}

/* ===== INTRO SECTION (Base) ===== */
#gioithieu {
    padding: 60px 0;
}

.intro-title-mobile {
    font-size: 2.4rem;
    font-weight: 800;
    color: #e63946;
    margin-bottom: 20px;
}

.intro-subtext,
.intro-desc {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #444;
    margin-bottom: 18px;
}

.intro-divider {
    width: 60px;
    height: 4px;
    background: #e63946;
    border-radius: 10px;
    margin: 15px 0 25px;
}

.intro-image-wrap {
    width: 100%;
    max-width: 480px; /* cho ảnh to hơn */
    background: #fff;
    border-radius: 18px;
    padding: 14px;
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

.intro-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
}

/* ===== MOBILE (<576px) ===== */
@media (max-width: 575.98px) {

    #gioithieu {
        padding: 40px 15px;
        text-align: center;
    }

    .intro-title-mobile {
        font-size: 1.8rem;
        margin-bottom: 10px;
    }

    .intro-subtext,
    .intro-desc {
        font-size: 1rem;
        margin-bottom: 14px;
        line-height: 1.6;
    }

    .intro-divider {
        margin: 12px auto 20px;
        width: 45px;
        height: 3px;
    }

    .intro-image-wrap {
        padding: 10px;
        border-radius: 12px;
        box-shadow: 0 8px 20px rgba(0,0,0,0.10);
    }

    .intro-image {
        border-radius: 10px;
    }
}
/* ===== DESKTOP (>=992px) ===== */
@media (min-width: 992px) {

    #gioithieu .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 50px;
    }

    .intro-text-block {
        max-width: 50%;
    }

    .intro-image-wrap {
        max-width: 50%;
    }
}

/* ==========================================================
   SỨ MỆNH – FLOATING TECH BOX
   ========================================================== */
/* WRAPPER */
.mission-section {
    padding: 70px 0;
}

.mission-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

/* IMAGE */
.mission-image-wrap {
    position: relative;
    flex: 1 1 48%;
}

.mission-image {
    width: 100%;
    border-radius: 22px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    display: block;
}

/* TEXT */
.mission-content {
    flex: 1 1 48%;
}

.mission-title {
    color: #e63946;
    font-weight: 700;
    font-size: 32px;
}

.mission-text {
    font-size: 20px;
    color: #555;
    margin-top: 12px;
    line-height: 1.6;
}

/* FLOATING CARDS */
.floating-card {
    position: absolute;
    background: #fff;
    padding: 12px 16px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
    animation: floatUpDown 3s ease-in-out infinite;
}

.card-top {
    top: -25px;
    right: -25px;
}

.card-bottom {
    bottom: -25px;
    left: -25px;
}

.fc-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 20px;
}

.fc-icon.wifi {
    background: linear-gradient(45deg, #00a8ff, #0097e6);
}

.fc-icon.gear {
    background: linear-gradient(45deg, #f39c12, #e67e22);
}

.floating-card h4 {
    font-size: 16px;
    margin: 0;
    font-weight: 700;
}

.floating-card p {
    margin: 0;
    font-size: 13px;
    color: #777;
}

/* FLOAT ANIMATION */
@keyframes floatUpDown {
    0% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
    100% { transform: translateY(0); }
}

/* RESPONSIVE */
@media (max-width: 992px) {
    .mission-grid {
        flex-direction: column;
        text-align: center;
    }

    .mission-content {
        order: 2;
    }

    .mission-image-wrap {
        order: 1;
        width: 100%;
    }

    .floating-card {
        transform: scale(0.85);
    }

    .card-top {
        right: 10px;
        top: 10px;
    }

    .card-bottom {
        left: 10px;
        bottom: 10px;
    }
}

@media (max-width: 576px) {
    .floating-card {
        transform: scale(0.75);
    }
}

/* ================================
   TẦM NHÌN – PREMIUM UI
   ================================ */

.vision-section {
    padding: 80px 0;
    background: #f4f7fb;
}

.vision-content {
    padding-right: 30px;
}

.vision-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.vision-title h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: #e63946;
}

.vision-icon {
    font-size: 32px;
    color: #e63946;
}

.vision-desc {
    font-size: 1.08rem;
    line-height: 1.7;
    color: #555;
    margin-bottom: 35px;
}

.highlight {
    color: #e63946;
    font-weight: 600;
}

.vision-core {
    display: flex;
    gap: 25px;
    margin-top: 10px;
}

.core-item {
    font-size: 1rem;
    font-weight: 600;
    color: #111;
    display: flex;
    align-items: center;
    gap: 6px;
}

.core-item i {
    color: #e63946;
    font-size: 18px;
}

/* HÌNH ẢNH */
.vision-image-wrapper {
    background: #fff;
    padding: 18px;
    border-radius: 22px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    transition: 0.3s ease;
}

.vision-image-wrapper:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 55px rgba(0,0,0,0.18);
}

.vision-image {
    width: 100%;
    border-radius: 15px;
    display: block;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .vision-content { padding-right: 0; text-align: center; }
    .vision-core { justify-content: center; }
}


/* ==========================================================
   GIÁ TRỊ CỐT LÕI – PREMIUM CARD
   ========================================================== */

.value-box {
    padding: 2rem;
    background: var(--white);
    border-radius: 14px;
    box-shadow: var(--shadow-soft);
    transition: 0.3s ease;
}

.value-box:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-deep);
}

.icon-lg-red {
    font-size: 48px;
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ==========================================================
   ƯU ĐIỂM – BLUE GLOW
   ========================================================== */

#uudiem img {
    border-radius: 16px;
    box-shadow: var(--shadow-card);
}

.advantage-item i {
    background: var(--gradient-blue);
    padding: 14px;
    border-radius: 50%;
    color: white;
    box-shadow: 0 10px 20px rgba(0,123,255,0.25);
}

/* ==========================================================
   THÀNH PHẦN – PREMIUM HOVER CARD
   ========================================================== */

.component-card {
    border-radius: 14px;
    padding: 2rem;
    background: var(--white);
    box-shadow: var(--shadow-card);
    transition: 0.35s ease;
}

.component-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-deep);
    border: 1px solid var(--blue-primary);
}


/* ==========================================================
   ĐỐI TÁC – CLEAN GRID
   ========================================================== */

.partner-logo-item-pro {
    background: var(--white);
    border-radius: 14px;
    padding: 25px;
    box-shadow: var(--shadow-soft);
    transition: 0.3s ease;
}

.partner-logo-item-pro:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-deep);
}


.company-section {
    padding: 70px 0;
    text-align: center;
}

.company-title {
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 40px;
    background: linear-gradient(90deg,#007bff,#8b3dff);
    -webkit-background-clip: text;
    color: transparent;
}

.company-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    max-width: 1200px;
    margin: auto;
}

.company-card {
    padding: 28px 32px;
    text-align: left;
    border-radius: 18px;
    background: rgba(255,255,255,0.65);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(0,0,0,0.12);
    box-shadow: 0 10px 25px rgba(0,0,0,0.06);
}

.company-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    font-weight: 700;
    color: #1a3bb5;
    display: flex;
    align-items: center;
    gap: 8px;
}

.company-card ul {
    list-style: none;
    padding-left: 0;
    margin: 0 0 26px 0;
}

.company-card ul li {
    padding: 6px 0;
    font-size: 15px;
    opacity: 0.9;
    line-height: 1.55;
}

/* MOBILE FIX */
@media (max-width: 820px) {
    .company-grid {
        grid-template-columns: 1fr;
    }
}
/* Ẩn icon dropdown xấu mặc định */
.more-menu .dropdown-toggle::after {
    display: none !important;
}

.more-menu .dropdown-toggle {
    padding-right: 4px;
}
.dropdown-item:hover {
    background: #f0f0f0;
}
/* Laptop ≥1024px (FULL MENU) */
@media (min-width: 1024px) {
    .more-menu {
        display: none !important;
    }
}

/* Tablet 768px – 1023px */
@media (max-width: 1023px) and (min-width: 768px) {
    .hide-tablet {
        display: none !important;
    }
}

/* Mobile <768px */
@media (max-width: 767px) {
    /* Bootstrap xử lý hamburger */
}
/* ==========================================
   MENU ACTIVE + HOVER (GREEN THEME)
========================================== */

/* Màu chữ menu bình thường */
.navbar-nav .nav-link {
    color: #0b3d2e !important; /* xanh đậm */
    font-weight: 600;
}

/* Hover → xanh lá nhạt */
.navbar-nav .nav-link:hover {
    color: #25d366 !important;
}

/* Active (trang đang xem) → xanh lá mid */
.navbar-nav .nav-link.active {
    color: #1e824c !important;
}

/* Gạch dưới menu active */
.navbar-nav .nav-link.active::after {
    background: #25d366 !important;
    width: 50% !important;
}

/* Gạch dưới menu khi hover */
.navbar-nav .nav-link:hover::after {
    background: #25d366 !important;
    width: 50% !important;
}


/* --- MÀU TIÊU ĐỀ --- */
h1, h2, h3, h4, h5, h6,
.section-title,
.company-title,
#goicuoc h2,
#uudiem h2,
#thanhphan h2,
#values h2,
#doitac h2 {
    color: #1e824c !important; /* xanh mid */
}

/* --- MÀU ĐỎ (text-danger) → XANH LÁ NHẠT --- */
.text-danger,
.text-danger *,
h2.text-danger,
i.text-danger {
    color: #25d366 !important; /* xanh lá nhạt */
}

/* --- MÀU XANH DƯƠNG (text-primary, link, icon FA) → XANH LÁ --- */
.text-primary,
.text-primary *,
a,
a:link,
a:visited,
#company i,
#company h3 i,
#company .fa,
#company .fas,
.fa-building,
.fa-briefcase,
.fa-certificate,
.fa-wifi,
.fa-phone,
.fa-headset,
.fa-map-marker-alt,
.fa-network-wired,
.fa-sim-card,
.fa-globe,
.fa-cogs,
.fa-signal,
.fa-shield-alt {
    color: #25d366 ; /* xanh lá nhạt */
}

/* --- ICON FLOATING (mission) --- */
.fc-icon.wifi,
.fc-icon.gear {
    background: linear-gradient(45deg, #0b3d2e, #25d366) !important;
}

/* --- UNDERLINE STYLE CỦA NAV / SECTION --- */
.section-title::after {
    background: linear-gradient(135deg, #0b3d2e, #1e824c, #25d366) !important;
}

/* --- BUTTON HERO --- */
.btn-hero-primary {
    background: linear-gradient(135deg, #1e824c, #25d366) !important;
    color: #fff !important;
}

/* --- BUTTON PRODUCT --- */
.btn-neo-primary {
    background: linear-gradient(45deg, #0b3d2e, #25d366) !important;
    color: #fff !important;
}

/* --- GIÁ (PRICE) --- */
.product-neo-price {
    background: linear-gradient(135deg, #0b3d2e, #1e824c, #25d366) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
}

/* --- ICON value-box (trước màu cam) --- */
.icon-lg-red {
    background: linear-gradient(135deg, #0b3d2e, #25d366) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
}

/* --- TAB NAV PILLS (gói cước) --- */
.nav-pills .nav-link.active {
    background-color: #1e824c !important;
}
.nav-pills .nav-link {
    color: #0b3d2e !important;
}
.nav-pills .nav-link:hover {
    color: #25d366 !important;
}


/* --- CARD BORDER TONED TO GREEN --- */
.company-card,
.component-card {
    border-color: rgba(30, 130, 76, 0.2) !important;
}
/* ==========================================
   PREMIUM GREEN PALETTE – KHÔNG CHÓI
========================================== */

:root {
    --green-dark: #0A3A2A;
    --green-primary: #1B7F5A;
    --green-light: #34C98D;

    --text-main: #0A3A2A;
    --text-sub: #4F5F61;

    --gradient-green: linear-gradient(135deg, #0A3A2A, #1B7F5A, #34C98D);
}

/* TEXT */
h1, h2, h3, h4, h5, h6 {
    color: var(--green-dark) !important;
}

.hero-title span {
    color: var(--green-primary) !important;
}

.hero-subtext {
    color: var(--text-sub) !important;
}

/* ICON */
i {
    color: var(--green-primary) !important;
}

/* BUTTON */
.btn-hero-primary {
    background: var(--gradient-green) !important;
}

/* MENU */
.navbar-nav .nav-link {
    color: var(--green-dark) !important;
}
.navbar-nav .nav-link.active,
.navbar-nav .nav-link:hover {
    color: var(--green-primary) !important;
}
.navbar-nav .nav-link.active::after {
    background: var(--green-light) !important;
}

/* CARD / SHADOW */
.card, .company-card, .component-card {
    border-color: rgba(27,127,90,0.15) !important;
    box-shadow: 0 4px 18px rgba(0,0,0,0.08) !important;
}
/* ===== FELIX BRAND ===== */
.brand-felix {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

/* LOGO */
.brand-felix img {
  height: 80px;        /* desktop */
  width: auto;
  display: block;
}



/* MOBILE */
@media (max-width: 768px) {
  .brand-felix img {
    height: 60px;
  }
}
/* ===== MISSION ===== */
.mission-content {
  padding-left: 24px;
}

.mission-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--felix-green);
  margin-bottom: 16px;
  position: relative;
}

.mission-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--felix-red), var(--felix-green));
  margin-top: 8px;
  border-radius: 2px;
}

.mission-text {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-sub);
  max-width: 640px;
}

/* emphasize keyword */
.mission-text strong {
  color: var(--felix-green);
  font-weight: 700;
}
/* WRAPPER */
.lang-dropdown {
    position: relative;
    display: inline-block;
    margin-left: 12px;
}

/* BUTTON */
.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid #e5e7eb;
    background: #fff;
    cursor: pointer;
    font-size: 14px;
}

/* FLAG */
.flag-circle {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

/* DROPDOWN MENU */
.lang-menu {
    position: absolute;
    top: 120%;
    right: 0;
    width: 160px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
    padding: 6px;
    display: none;
    z-index: 999;
}

/* ITEM */
.lang-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
}

.lang-item:hover {
    background: #f3f4f6;
}

/* ACTIVE */
.lang-item.active {
    background: #f1f5f9;
    font-weight: 600;
}

.lang-menu {
    position: absolute;
    top: 120%;
    right: 0;
    width: 160px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
    padding: 6px;
    display: none;
    z-index: 999;
}

.lang-menu.show {
    display: block;
}
.intro-image-wrap {
  width: 450px;     /* chỉnh nhỏ ở đây nếu muốn */
  height: 450px;    /* vuông */
  overflow: hidden;
  border-radius: 16px;
  margin-left: auto; /* nằm bên phải */
}

.intro-image {
  width: 100%;
  height: 100%;
  object-fit: cover; /* cắt ảnh cho vuông */
  display: block;
}
@media (max-width: 768px) {
  .intro-image-wrap {
    width: 100%;
    height: auto;
    margin: 24px auto 0; /* căn giữa */
  }
}
/* ===============================
   LANGUAGE DROPDOWN – FIX MOBILE
   =============================== */

.lang-dropdown {
  position: relative;
  margin-top: 12px;
}

/* nút chọn ngôn ngữ */
.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid #e5e7eb;
  background: #fff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

/* dropdown menu */
.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 160px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
  padding: 6px 0;
  display: none;
  z-index: 1000;
}

/* show */
.lang-menu.show {
  display: block;
}

/* item */
.lang-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
}

.lang-item:hover {
  background: #f3f4f6;
}

/* ===============================
   MOBILE NAV SPECIAL
   =============================== */
@media (max-width: 991px) {

  .navbar-collapse {
    padding-bottom: 24px;
  }

  .lang-dropdown {
    margin-top: 16px;
    margin-left: 12px;
  }

  .lang-menu {
    position: relative; /* 👈 QUAN TRỌNG */
    top: 8px;
    left: 0;
    box-shadow: none;
    border: 1px solid #e5e7eb;
  }
}
/* ICON WRAPPER */
.fc-icon,
.floating-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;

  /* nổi khỏi background */
  box-shadow:
    0 6px 16px rgba(0,0,0,0.18),
    0 0 0 6px rgba(255,255,255,0.6);
}

/* ICON */
.fc-icon i,
.floating-icon i {
  color: #1f7a4d; /* xanh FlatWorld */
  font-size: 18px;
}
.floating-card {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(6px);
  border-radius: 14px;
  padding: 12px 16px;

  box-shadow:
    0 20px 40px rgba(0,0,0,0.25);

  display: flex;
  align-items: center;
  gap: 12px;
}
.floating-card h4 {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  color: #0f3d2e;
}

.floating-card p {
  margin: 2px 0 0;
  font-size: 12px;
  color: #4b5563;
}
.submenu {
    list-style: none;
    padding-left: 1.5rem;
    margin: 0;
    display: none;
}

.has-submenu.open .submenu {
    display: block;
}

/* Arrow xoay */
.arrow {
    margin-left: auto;
    transition: transform 0.3s ease;
}

.has-submenu.open .arrow {
    transform: rotate(180deg);
}

/* Desktop: hover mở */
@media (min-width: 992px) {
    .has-submenu:hover .submenu {
        display: block;
        position: absolute;
        background: #fff;
        padding: 0.5rem 0;
        box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    }

    .submenu {
        padding-left: 0;
    }
}

/* Mobile: accordion */
@media (max-width: 991px) {
    .submenu {
        position: static;
    }
}
.navbar-smart {
    height: 80px;
    overflow: hidden;
}
.navbar,
.navbar-smart {
    height: auto !important;
    overflow: visible !important;
    align-items: stretch !important;
}
.submenu {
    display: none;
    list-style: none;
    padding-left: 1.5rem;
    margin: 0;
}

.has-submenu.open .submenu {
    display: block;
}

@media (max-width: 991px) {
    .submenu {
        position: static !important;
    }
}
@media (max-width: 991px) {
    .navbar-collapse {
        justify-content: flex-start !important;
    }
}
.navbar-collapse {
    overflow: visible !important;
}