@font-face {
    font-family: 'ROBOTO';
    src: url('../fonts/RobotoCondensed-VariableFont_wght.ttf') format('truetype');
}

html {
    scroll-behavior: smooth;
}

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

body {
    background-color: #F1F5F1;
    width: 100%;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Fixed navbar offset for anchor links */
#about,
#services,
#testimonials,
#contact {
    scroll-margin-top: 160px;
}

.main_page {
    display: flex;
    flex-direction: column;
    width: 100%;        
    min-height: 100vh;
}

.navbar{
    padding: 0;
    width: 100%;
    background-color: gray; 
    display: flex;
    justify-content: space-between;

    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000; /* stays above everything */
    
}

.navbar-collapse{
    display: flex !important;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    flex-grow: 1;
    gap: 38px;
    padding-right: 24px;
}

/* Nav links (not the sign-in wrapper) */
.navbar-collapse > a:not(.nav-signin){
    text-decoration: none;
    color: black;
    font-family: 'ROBOTO';
    font-weight: bold;
    font-size: large;
    position: relative;
    display: inline-block;
    transition: all 0.3s ease;
    white-space: nowrap;
 }

 .navbar-collapse > a:not(.nav-signin)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: #2E5961;
    transition: width 0.3s ease-in-out;
}

.navbar-collapse > a:not(.nav-signin):hover {
    color: #2E5961;
    transform: scale(1.1);
}

.navbar-collapse > a:not(.nav-signin):hover::after {
    width: 100%;
}

.logo_nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-left: 16px;
    flex-shrink: 0;
}

.logo{
    width: 210px;
    height: 130px;
}
button:not(.nav-signin button) {
    padding: 12px 22px;
    background-color: #2E5961;
    border: 20px;
    border-radius: 999px;
    color: white;
    font-family: 'ROBOTO';
    font-size: large;
}

 
/* ── Language Switcher ── */
.lang-form {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.lang-select {
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    background-color: transparent !important;
    border: 2px solid #2E5961 !important;
    border-radius: 999px !important;
    padding: 8px 40px 8px 18px !important;
    font-family: 'ROBOTO', sans-serif !important;
    font-size: 0.95rem !important;
    font-weight: 700 !important;
    color: #2E5961 !important;
    cursor: pointer !important;
    outline: none !important;
    transition: all 0.3s ease !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232E5961' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 16px center !important;
    background-size: 12px !important;
}

.lang-select:hover,
.lang-select:focus {
    background-color: #2E5961 !important;
    color: #ffffff !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") !important;
    box-shadow: 0 0 0 4px rgba(46, 89, 97, 0.2) !important;
}

/* ── Sign In Button ── */
/* Kill every generic link/button effect on this item */
.navbar-collapse a.nav-signin::after { display: none !important; }
.navbar-collapse a.nav-signin { transition: none !important; }
.navbar-collapse a.nav-signin:hover { transform: none !important; color: inherit !important; }

/* Youthful + professional button — overrides generic button styles */
.nav-signin button {
    background: #ffffff !important;
    color: #2E5961 !important;
    border: 2px solid #2E5961 !important;
    border-radius: 999px !important;
    padding: 10px 28px !important;
    font-family: 'ROBOTO', sans-serif !important;
    font-size: 1rem !important;
    font-weight: 800 !important;
    cursor: pointer !important;
    letter-spacing: 0.6px !important;
    position: relative !important;
    overflow: hidden !important;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
    box-shadow: none !important;
}

/* Shimmer sweep */
.nav-signin button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(46,89,97,0.12), transparent);
    transition: left 0.6s ease;
    pointer-events: none;
}

.nav-signin button:hover {
    transform: translateY(-3px) scale(1.06) !important;
    background: #2E5961 !important;
    color: #ffffff !important;
    border-color: #2E5961 !important;
    box-shadow: 0 10px 25px rgba(46, 89, 97, 0.25) !important;
}

.nav-signin button:hover::before {
    left: 100%;
}

.nav-signin button:active {
    transform: translateY(0) scale(0.97) !important;
    box-shadow: 0 4px 12px rgba(46, 89, 97, 0.15) !important;
}

/* Navbar sign-in wrapper layout */
.nav-signin {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    text-decoration: none;
}

 .bg_img{
    flex: 1;                /* takes all remaining height */
  object-fit: cover;      /* covers without stretching */
  display: block;         /* removes bottom gap on img */
    
 }
 .hero {
    position: relative;
    width: 100%;
    height: calc(100vh ); /* 130px = your navbar/logo height */
}

.hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.overlay {
    position: absolute;
    inset: 0;
    background: rgba(46, 89, 97, 0.7);
    backdrop-filter: blur(7px);
}

.content {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    z-index: 1;
    position: absolute;
    top: -35px;
    gap: 10px;
}
.content h1{
    font-size:95px;
    font-family: "ROBOTO";
 
}
.content p{
     font-family: "ROBOTO";
     font-weight: bold; 
     font-size: larger;
}

button:not(.nav-signin button) {
    position: relative;
    display: inline-block;
    transition: all 0.3s ease;
}

button:hover:not(.nav-signin button:hover) {
    transform: translateY(-2px);
    box-shadow: 0 4px 28px rgba(0, 0, 0, 0.6);
}

button:active:not(.nav-signin button:active) {
    transform: translateY(1px);
    box-shadow: 0 3px 20px rgba(0, 0, 0, 0.4);
}




/* ── About Section ── */
.about_us {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px;
}

/* ── Title ── */
.about_header {
    text-align: center;
    margin-bottom: 56px;
}

.about_header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
    font-family: 'ROBOTO', sans-serif;
}

.about_underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, #2E5961, #4a8a96);
    margin: 0 auto;
    border-radius: 4px;
}

/* ── Row ── */
.down_au {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 48px;
}

/* ── Description Card ── */
.description {
    flex: 1;
    background: #ffffff;
    padding: 40px 36px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.description p {
    font-size: 1rem;
    color: #444;
    line-height: 1.8;
    margin-bottom: 24px;
    font-family: 'ROBOTO', sans-serif;
}

.description ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.description ul li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    color: #444;
    font-family: 'ROBOTO', sans-serif;
    transition: all 0.3s;
}

.description ul li:hover {
    color: #2E5961;
    transform: translateX(6px);
}

.check_icon {
    width: 28px;
    height: 28px;
    border: 2px solid #2E5961;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2E5961;
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* ── Image ── */
.about_img_wrapper {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: stretch;
    height: 100%;
}

.about_img_wrapper img {
    width: 100%;
    max-width: 480px;
    height: 100%;
    min-height: 360px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
    transition: transform 0.5s;
}

.about_img_wrapper img:hover {
    transform: scale(1.03);
}

.emoji_badge {
    position: absolute;
    top: -16px;
    right: 0px;
    width: 52px;
    height: 52px;
    background: #2E5961;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    animation: bounce 2s infinite;
    box-shadow: 0 4px 12px rgba(46, 89, 97, 0.4);
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-8px); }
}



/* ── Services Section ── */
.services {
    width: 100%;
    margin: 0 auto;
    padding: 80px 24px;
    background-color: #e8efe8;
}

/* ── Header ── */
.services_header {
    text-align: center;
    margin-bottom: 56px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.services_header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
    font-family: 'ROBOTO', sans-serif;
}

.services_underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, #2E5961, #4a8a96);
    margin: 0 auto 20px;
    border-radius: 4px;
}

.services_sub {
    font-size: 1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
    font-family: 'ROBOTO', sans-serif;
}

/* ── Grid ── */
.services_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: stretch;
}

/* ── Card ── */
.service_card {
    background: #ffffff;
    padding: 40px 24px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.service_card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

/* ── Icon Circle ── */
.service_icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #2E5961, #4a8a96);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 24px;
}

.service_card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
    font-family: 'ROBOTO', sans-serif;
}

.service_card p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.7;
    font-family: 'ROBOTO', sans-serif;
    flex: 1;
}









.testimonials {
    padding: 80px 24px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background-color: #2e5961;
}

/* Background circles */
.t_circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}
.tc1 { width: 120px; height: 120px; top: 40px;    left: 40px;   }
.tc2 { width: 90px;  height: 90px;  top: 80px;    right: 60px;  }
.tc3 { width: 80px;  height: 80px;  bottom: 60px; left: 80px;   }
.tc4 { width: 140px; height: 140px; bottom: 40px; right: 40px;  }

/* Header */
.t_header {
    margin-bottom: 56px;
    position: relative;
    z-index: 1;
}

.t_header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 12px;
    font-family: 'ROBOTO', sans-serif;
}

.t_underline {
    width: 80px;
    height: 4px;
        background: linear-gradient(to right, #ffffff, #196a78);
    margin: 0 auto 16px;
    border-radius: 4px;
}

.t_header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    font-family: 'ROBOTO', sans-serif;
}

/* ── 3D Scene container ── */
.carousel3d_scene {
    perspective: 1200px;          /* depth of the 3D space */
    perspective-origin: 50% 40%;
    width: 100%;
    height: 420px;                /* enough room for cards + shadow */
    position: relative;
    z-index: 1;
    overflow: visible;
}

/* ── Stage (the rotating ring) ── */
.carousel3d_stage {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ── Individual card ── */
.c3d_card {
    position: absolute;
    width: 320px;
    background: rgba(255, 255, 255, 0.97);
    border-radius: 20px;
    padding: 40px 32px 30px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);

    /* smooth transition for every property we animate */
    transition:
        transform  0.65s cubic-bezier(0.34, 1.10, 0.64, 1),
        opacity    0.55s ease,
        box-shadow 0.55s ease;

    will-change: transform, opacity;
    backface-visibility: hidden;
}

/* Active (centre) card gets a glow ring */
.c3d_card.c3d_active {
    box-shadow:
        0 0 0 3px #4a90d9,
        0 24px 72px rgba(0, 0, 0, 0.35);
}

/* ── Card internals (reuse existing styles) ── */
.t_green_dot {
    width: 14px;
    height: 14px;
    background: #22c55e;
    border-radius: 50%;
    position: absolute;
    top: 18px;
    right: 18px;
}

.t_avatar {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    border: 3px solid #4a90d9;
    object-fit: cover;
    margin-bottom: 14px;
}

.t_name {
    font-size: 1.15rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 4px;
    font-family: 'ROBOTO', sans-serif;
}

.t_role {
    font-size: 0.75rem;
    font-weight: 700;
    color: #4a90d9;
    letter-spacing: 2px;
    margin-bottom: 14px;
    font-family: 'ROBOTO', sans-serif;
}

.t_quote_top {
    font-size: 2.8rem;
    color: #4a90d9;
    line-height: 0.5;
    text-align: left;
    margin-bottom: 8px;
}

.t_quote_bottom {
    font-size: 2.8rem;
    color: #4a90d9;
    line-height: 0.5;
    text-align: right;
    margin-top: 8px;
}

.t_text {
    font-size: 0.95rem;
    color: #444;
    line-height: 1.7;
    font-family: 'ROBOTO', sans-serif;
}

.t_stars {
    margin-top: 18px;
    font-size: 1.2rem;
}

/* ── Controls row (arrows + dots) ── */
.c3d_controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 40px;
    position: relative;
    z-index: 2;
}

/* Arrows */
.t_arrow {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.45);
    background: transparent;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.25s, transform 0.2s;
    padding: 0;
    line-height: 1;
}

.t_arrow:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.t_arrow:active {
    transform: scale(0.95);
}

/* Dots */
.t_dots {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.t_dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    display: inline-block;
}

.t_dot.active {
    background: #ffffff;
    transform: scale(1.35);
}



/* ── Contact Section ── */
.contact_us {
    position: relative;
    width: 100%;
    padding: 90px 24px;
    background: linear-gradient(180deg, #2E5961 0%, #95a0a2 100%);
    overflow: hidden;
}

.contact_bg_circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    z-index: 0;
}
.cbc1 { width: 140px; height: 140px; top: 40px; left: 40px; }
.cbc2 { width: 180px; height: 180px; bottom: 40px; right: 40px; }

.contact_header {
    text-align: center;
    margin-bottom: 42px;
    position: relative;
    z-index: 1;
}

.contact_header h2 {
    font-size: 3rem;
    color: #fff;
    font-family: 'ROBOTO', sans-serif;
    margin-bottom: 8px;
}

.contact_underline {
    width: 90px;
    height: 4px;
    border-radius: 4px;
    margin: 0 auto 16px;
    background: linear-gradient(to right, #ffffff, #196a78);
}

.contact_header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
    font-family: 'ROBOTO', sans-serif;
}

.contact_card {
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 18px;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #ffffff;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
    position: relative;
    z-index: 1;
}

.contact_left {
    background: #dfe8f3;
    padding: 36px 32px;
}

.contact_right {
    background: #f8f9fb;
    padding: 36px 32px;
}

.contact_left h3,
.contact_right h3 {
    font-family: 'ROBOTO', sans-serif;
    font-size: 2rem;
    color: #1f2b37;
    margin-bottom: 14px;
}

.contact_left_sub {
    font-family: 'ROBOTO', sans-serif;
    color: #4b5563;
    margin-bottom: 24px;
    line-height: 1.6;
}

.contact_info_item {
    background: #fff;
    border-radius: 12px;
    padding: 14px 14px;
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.09);
}
.contact_info_item:hover {
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15);
    
}

.contact_icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: #2E5961;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact_info_item h4 {
    font-family: 'ROBOTO', sans-serif;
    color: #1f2b37;
    margin: 0 0 2px;
    font-size: 1.1rem;
}

.contact_info_item p {
    font-family: 'ROBOTO', sans-serif;
    color: #5b6470;
    margin: 0;
    font-size: 0.95rem;
}

.contact_social {
    margin-top: 22px;
}

.contact_social h4 {
    font-family: 'ROBOTO', sans-serif;
    color: #1f2b37;
    margin-bottom: 12px;
}

.social_icons {
    display: flex;
    gap: 10px;
}

.s_icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'ROBOTO', sans-serif;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}
.s_fb { background: #2d6cdf; }
.s_ig { background: #e63ba7; }

.contact_form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.contact_row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.contact_form input,
.contact_form textarea {
    width: 100%;
    border: 1px solid #d4dae2;
    border-radius: 10px;
    padding: 12px 14px;
    font-family: 'ROBOTO', sans-serif;
    font-size: 0.95rem;
    background: #fff;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.contact_form input:focus,
.contact_form textarea:focus {
    border-color: #2E5961;
    box-shadow: 0 0 0 3px rgba(46, 89, 97, 0.18);
}

.contact_submit {
    margin-top: 4px;
    width: 100%;
    border: none;
    border-radius: 10px;
    padding: 14px 18px;
    cursor: pointer;
    color: #fff;
    font-family: 'ROBOTO', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    background: linear-gradient(90deg, #2E5961, #3e7b86);
    transition: transform 0.2s, box-shadow 0.2s;
}

.contact_submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(46, 89, 97, 0.35);
}




/* ── Footer ── */
.site_footer {
    position: relative;
    background: linear-gradient(180deg,#95a0a2 0%, #13363d 100%);
    color: #ffffff;
    padding: 64px 24px 24px;
    overflow: hidden;
}

.footer_bg_circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    z-index: 0;
}
.fbc1 { width: 90px; height: 90px; top: 28px; left: 30px; }
.fbc2 { width: 70px; height: 70px; bottom: 48px; left: 22px; }
.fbc3 { width: 110px; height: 110px; bottom: 14px; right: 26px; }

.footer_container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 48px;
    position: relative;
    z-index: 1;
}

.footer_col h3 {
    font-family: 'ROBOTO', sans-serif;
    font-size: 2rem;
    margin-bottom: 14px;
}

.footer_col h4 {
    font-family: 'ROBOTO', sans-serif;
    font-size: 1.6rem;
    margin-bottom: 14px;
}

.footer_col p {
    max-width: 330px;
    font-family: 'ROBOTO', sans-serif;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.88);
    margin-bottom: 18px;
}

.footer_socials {
    display: flex;
    gap: 12px;
}

.f_social {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: transform 0.2s, background 0.2s;
}
.f_social:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.32);
}

.footer_links,
.footer_infos {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer_links li,
.footer_infos li {
    margin-bottom: 10px;
    font-family: 'ROBOTO', sans-serif;
    color: rgba(255, 255, 255, 0.9);
}

.footer_links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    transition: color 0.2s, padding-left 0.2s;
}
.footer_links a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer_infos li {
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer_infos span {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.footer_bottom {
    max-width: 1200px;
    margin: 28px auto 0;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.22);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.footer_bottom p {
    font-family: 'ROBOTO', sans-serif;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.95rem;
}

.footer_legal {
    display: flex;
    gap: 18px;
}

.footer_legal a {
    color: rgba(255, 255, 255, 0.88);
    text-decoration: none;
    font-family: 'ROBOTO', sans-serif;
    font-size: 0.92rem;
}
.footer_legal a:hover {
    color: #ffffff;
}

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

/* Navbar collapse fix for Bootstrap (must match its lg breakpoint) */
@media (max-width: 991px) {
    .navbar-collapse.collapse:not(.show) { display: none !important; }
    .navbar-collapse.show,
    .navbar-collapse.collapsing { display: block !important; }
}

/* Laptop / MacBook (1025px – 1280px) */
@media (max-width: 1280px) {
    .content h1 { font-size: 72px; }
    .services_grid { grid-template-columns: repeat(2, 1fr); }
    .carousel3d_scene { transform: scale(0.92); margin-top: -15px; }
    .footer_container { max-width: 1000px; }
    .contact_card { max-width: 1000px; }
}

/* Tablet (768px – 1024px) */
@media (max-width: 1024px) {
    .content h1 { font-size: 52px; }
    .content p  { font-size: 1rem; }
    button:not(.nav-signin button) { font-size: 1rem; padding: 11px 24px; }
    .about_header h1 { font-size: 2rem; }
    .services_grid { grid-template-columns: repeat(2, 1fr); }
    .carousel3d_scene { transform: scale(0.85); margin-top: -30px; }
    .footer_container { grid-template-columns: 1.2fr 1fr; gap: 36px; }
    .contact_card { grid-template-columns: 1fr 1fr; gap: 0; }
    .contact_left,
    .contact_right { padding: 28px 24px; }
}

/* Mobile (max 768px) */
@media (max-width: 768px) {
    .content h1 { font-size: 36px; }
    .content p  { font-size: 0.95rem; }
    button:not(.nav-signin button) { font-size: 0.9rem; padding: 10px 20px; min-height: 44px; }
    .about_header h1 { font-size: 1.75rem; }
    .about_header { margin-bottom: 36px; }
    .down_au { flex-direction: column; gap: 28px; }
    .description { padding: 28px 20px; }
    .about_img_wrapper img { min-height: 220px; }
    .services_grid { grid-template-columns: 1fr; gap: 24px; }
    .carousel3d_scene { height: 300px; transform: scale(0.6); margin-top: -60px; }
    .carousel3d_text h2 { font-size: 1.5rem; }
    .carousel3d_text p { font-size: 0.95rem; }
    .contact_section { padding: 60px 16px; }
    .contact_title { font-size: 1.75rem; }
    .contact_card { grid-template-columns: 1fr; }
    .contact_left,
    .contact_right { padding: 24px 20px; }
    .contact_left h3 { font-size: 1.35rem; }
    .contact_form input,
    .contact_form textarea { font-size: 1rem; }
    .contact_submit { min-height: 48px; padding: 12px 16px; }
    .footer_container { grid-template-columns: 1fr; gap: 28px; text-align: center; }
    .footer_col h3::after { margin: 8px auto 0; }
    .footer_socials { justify-content: center; }
    .footer_legal { flex-direction: column; gap: 8px; text-align: center; }
}