:root {
    --brand: #d71920;
    --brand-dark: #a90f15;
    --ink: #17191d;
    --muted: #616975;
    --surface: #f5f6f8;
    --line: #e3e6ea;
    --white: #ffffff;
}


html {
    scroll-behavior: smooth;
}

body {
    color: var(--ink);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1rem;
    line-height: 1.7;
}

a {
    color: var(--brand);
    text-decoration-thickness: .08em;
    text-underline-offset: .18em;
}

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

h1, h2, h3 {
    font-weight: 800;
    letter-spacing: -.025em;
    line-height: 1.15;
}

h1 {
    font-size: clamp(2.35rem, 6vw, 5.5rem);
}

h2 {
    font-size: clamp(1.75rem, 3.3vw, 3rem);
}

.page-shell {
    max-width: 1480px;
    padding-inline: clamp(1rem, 3vw, 3.5rem);
}

.section-space {
    padding-block: clamp(4rem, 8vw, 7rem);
}

.skip-link {
    position: fixed;
    left: 1rem;
    top: -5rem;
    z-index: 9999;
    background: #fff;
    color: #000;
    padding: .7rem 1rem;
}

.skip-link:focus {
    top: 1rem;
}

.site-header {
    background: rgba(255,255,255,.97);
    box-shadow: 0 8px 28px rgba(21,24,31,.08);
    backdrop-filter: blur(12px);
}

.navbar {
    min-height: 82px;
}

.navbar-brand {
    align-items: center;
    display: flex;
    gap: .65rem;
    text-decoration: none;
}

.navbar-brand img {
    object-fit: contain;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-copy strong {
    color: #ef1d25;
    font-size: 1.35rem;
}

.brand-copy small {
    color: #212184;
    font-size: .68rem;
    font-style: italic;
    margin-top: .32rem;
    text-align: right;
}

.navbar-nav {
    gap: .15rem;
}

.navbar .nav-link {
    color: #4c4f55;
    font-weight: 700;
    padding: .75rem .8rem !important;
}

.navbar .nav-link:hover, .navbar .nav-link.active {
    color: var(--brand);
}

.navbar .nav-link.active {
    box-shadow: inset 0 -3px var(--brand);
}

.navbar-toggler {
    border-color: #ddd;
}

.navbar-toggler-icon {
    filter: invert(1);
}

.dropdown-menu {
    border: 0;
    border-radius: .75rem;
    box-shadow: 0 1rem 3rem rgba(0,0,0,.2);
    padding: .65rem;
}

.dropdown-item {
    border-radius: .45rem;
    padding: .6rem .75rem;
}

.dropdown-item:active {
    background: var(--brand);
}

.btn-brand {
    background: var(--brand);
    border: 1px solid var(--brand);
    color: #fff;
    font-weight: 800;
}

.btn-brand:hover, .btn-brand:focus {
    background: var(--brand-dark);
    border-color: var(--brand-dark);
    color: #fff;
}

.hero {
    background: radial-gradient(circle at 80% 25%, rgba(215,25,32,.23), transparent 28%), linear-gradient(135deg, #0c0d0f, #24272d);
    color: #fff;
    overflow: hidden;
    padding-block: clamp(5rem, 10vw, 9rem);
}

.hero h1 {
    max-width: 900px;
}

.hero .lead {
    color: #d9dce1;
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    max-width: 760px;
}

.eyebrow {
    color: var(--brand);
    display: block;
    font-size: .82rem;
    font-weight: 900;
    letter-spacing: .15em;
    margin-bottom: .8rem;
    text-transform: uppercase;
}

.hero .eyebrow {
    color: #ff6368;
}

.hero-card {
    background: #fff;
    border-radius: 1.25rem;
    color: var(--ink);
    padding: clamp(1.4rem, 3vw, 2.2rem);
    transform: rotate(2deg);
}

.hero-card strong {
    color: var(--brand);
    display: block;
    font-size: clamp(2rem, 5vw, 4rem);
    line-height: 1;
}

.service-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 1rem;
    height: 100%;
    padding: 1.5rem;
    transition: transform .2s, box-shadow .2s;
}

.service-card:hover {
    box-shadow: 0 1.2rem 2.6rem rgba(23,25,29,.12);
    transform: translateY(-5px);
}

.service-card .icon {
    align-items: center;
    background: #fff0f0;
    border-radius: .8rem;
    color: var(--brand);
    display: flex;
    font-size: 1.2rem;
    font-weight: 900;
    height: 48px;
    justify-content: center;
    margin-bottom: 1.2rem;
    width: 48px;
}

.service-card h3 {
    font-size: 1.25rem;
}

.section-muted {
    background: var(--surface);
}

.page-hero {
    background: radial-gradient(circle at 85% 15%, rgba(215,25,32,.13), transparent 24%), linear-gradient(135deg, #f8f9fb, #eef1f5);
    color: var(--ink);
    padding-block: clamp(3.5rem, 7vw, 6rem);
}

.page-hero h1 {
    font-size: clamp(2.4rem, 5vw, 4.8rem);
}

.page-hero p {
    color: #5c626b;
    font-size: 1.18rem;
    max-width: 800px;
}

.service-visual {
    align-items: center;
    background: var(--surface);
    border-radius: 1.3rem;
    display: flex;
    justify-content: center;
    min-height: 390px;
    overflow: hidden;
    padding: 2rem;
}

.service-visual img {
    max-height: 420px;
    object-fit: contain;
}

.iot-visual {
    background: radial-gradient(circle, #ff666b 0, var(--brand) 20%, #801015 48%, #17191d 49%);
}

.iot-symbol {
    border: 3px solid white;
    border-radius: 50%;
    color: #fff;
    font-size: 5rem;
    font-weight: 900;
    padding: 2.1rem 1.5rem;
}

.feature-panel {
    background: var(--surface);
    border-radius: 1.2rem;
    padding: clamp(1.5rem, 4vw, 3rem);
}

.feature-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: .75rem;
    height: 100%;
    padding: 1rem;
}

.feature-item span {
    color: var(--brand);
    font-weight: 900;
    margin-right: .55rem;
}

.portfolio-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: .85rem;
    height: 100%;
    overflow: hidden;
}

.portfolio-card img {
    aspect-ratio: 16 / 10;
    object-fit: cover;
    width: 100%;
}

.portfolio-card h2 {
    font-size: 1rem;
    line-height: 1.4;
    margin: 0;
    padding: 1rem;
}

.contact-card {
    background: var(--surface);
    border-radius: 1rem;
    padding: clamp(1.4rem, 3vw, 2.5rem);
}

.form-control {
    min-height: 48px;
}

textarea.form-control {
    min-height: 150px;
}

.site-footer {
    background: #15171b;
    color: #bfc4cc;
}

.site-footer a {
    color: #fff;
}

.footer-title {
    color: #fff;
    font-size: 1.5rem;
}

.footer-heading {
    color: #fff;
    font-size: 1rem;
    text-transform: uppercase;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: .45rem;
}

.footer-bottom {
    border-top: 1px solid #33363c;
    font-size: .88rem;
    padding-block: 1rem;
}

.back-to-top {
    background: var(--brand);
    border: 0;
    border-radius: 50%;
    bottom: 1rem;
    color: #fff;
    display: none;
    font-size: 1.2rem;
    height: 46px;
    position: fixed;
    right: 1rem;
    width: 46px;
    z-index: 1000;
}

.back-to-top.show {
    display: block;
}


/* Animated home slider */
.home-slider {
    background: linear-gradient(110deg, #f7f9fb 0%, #fff 52%, #edf5f7 100%);
    overflow: hidden;
}

.home-slider .carousel-item {
    min-height: clamp(470px, 66vh, 650px);
}

.slider-content {
    padding-bottom: 5rem;
    padding-top: 5rem;
}

.slider-copy h1 {
    color: #34363a;
    font-size: clamp(2.4rem, 5vw, 4.5rem);
    text-transform: uppercase;
}

.slider-copy p {
    color: #555b63;
    font-size: 1.2rem;
    max-width: 650px;
}

.slider-image {
    filter: drop-shadow(0 22px 25px rgba(26,31,38,.18));
    max-height: 360px;
    object-fit: contain;
}

.carousel-item.active .slider-copy {
    animation: slideText .75s ease both;
}

.carousel-item.active .slider-image {
    animation: floatIn .9s .12s ease both;
}

.home-slider .carousel-control-prev, .home-slider .carousel-control-next {
    background: var(--brand);
    height: 58px;
    opacity: 1;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
}

.home-slider .carousel-control-prev {
    border-radius: 0 .4rem .4rem 0;
}

.home-slider .carousel-control-next {
    border-radius: .4rem 0 0 .4rem;
}

.home-slider .carousel-indicators [data-bs-target] {
    background-color: var(--brand);
    height: 4px;
    width: 34px;
}

@keyframes slideText {
    from {
    opacity: 0;
    transform: translateX(-45px);
}
 to {
    opacity: 1;
    transform: translateX(0);
}

}

@keyframes floatIn {
    from {
    opacity: 0;
    transform: translateX(60px) scale(.94);
}
 to {
    opacity: 1;
    transform: translateX(0) scale(1);
}

}


.services-section {
    background: #fff;
}

.section-heading {
    margin-inline: auto;
    max-width: 760px;
}

.section-heading p {
    color: var(--muted);
}

.soft-card {
    align-items: flex-start;
    border: 0;
    box-shadow: 0 10px 35px rgba(25,31,42,.08);
    display: flex;
    gap: 1.2rem;
    padding: 1.8rem;
}

.soft-card .icon {
    border-radius: 50%;
    flex: 0 0 58px;
    font-size: 1.45rem;
    height: 58px;
    margin: 0;
    width: 58px;
}

.about-strip {
    background: linear-gradient(180deg, #f7f8fa, #fff);
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .7s ease, transform .7s ease;
}

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

.service-visual.reveal {
    transform: translateX(32px);
}

.service-visual.reveal.is-visible {
    transform: translateX(0);
}


/* Full-screen portfolio viewer */
.portfolio-card {
    cursor: pointer;
    transition: box-shadow .25s ease, transform .25s ease;
}

.portfolio-card:hover {
    box-shadow: 0 16px 38px rgba(20,25,35,.16);
    transform: translateY(-5px);
}

.portfolio-button {
    background: none;
    border: 0;
    color: inherit;
    display: block;
    padding: 0;
    text-align: left;
    width: 100%;
}

.portfolio-modal {
    background: rgba(8,9,12,.96);
    display: none;
    inset: 0;
    position: fixed;
    z-index: 2000;
}

.portfolio-modal.open {
    align-items: center;
    display: flex;
    justify-content: center;
}

.portfolio-modal figure {
    margin: 0;
    max-height: 92vh;
    max-width: 92vw;
    text-align: center;
}

.portfolio-modal img {
    max-height: 82vh;
    max-width: 92vw;
    object-fit: contain;
}

.portfolio-modal figcaption {
    color: #fff;
    font-size: 1rem;
    padding-top: .8rem;
}

.lightbox-close, .lightbox-prev, .lightbox-next {
    background: rgba(215,25,32,.9);
    border: 0;
    color: #fff;
    position: absolute;
    z-index: 2;
}

.lightbox-close {
    border-radius: 50%;
    font-size: 1.7rem;
    height: 48px;
    right: 1.2rem;
    top: 1.2rem;
    width: 48px;
}

.lightbox-prev, .lightbox-next {
    font-size: 2rem;
    height: 70px;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
}

.lightbox-prev {
    left: 0;
}

.lightbox-next {
    right: 0;
}

.map-frame {
    border: 0;
    border-radius: 1rem;
    box-shadow: 0 14px 38px rgba(20,25,35,.12);
    height: 420px;
    width: 100%;
}

.captcha-row {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
}

.captcha-row img {
    border: 1px solid var(--line);
    border-radius: .5rem;
}

.portfolio-intro {
    max-width: 760px;
}

.portfolio-project {
    background: #fff;
    border-radius: 1rem;
    box-shadow: 0 12px 35px rgba(25,31,42,.09);
    height: 100%;
    overflow: hidden;
    transition: transform .3s ease, box-shadow .3s ease;
}

.portfolio-project:hover {
    box-shadow: 0 22px 48px rgba(25,31,42,.16);
    transform: translateY(-7px);
}

.portfolio-project a {
    color: inherit;
    display: block;
    height: 100%;
    text-decoration: none;
}

.portfolio-image {
    overflow: hidden;
    position: relative;
}

.portfolio-image img {
    aspect-ratio: 16 / 10;
    object-fit: cover;
    transition: transform .55s ease;
    width: 100%;
}

.portfolio-image span {
    background: var(--brand);
    border-radius: 2rem;
    bottom: 1rem;
    color: #fff;
    font-weight: 700;
    opacity: 0;
    padding: .55rem 1rem;
    position: absolute;
    right: 1rem;
    transform: translateY(10px);
    transition: opacity .3s ease, transform .3s ease;
}

.portfolio-project:hover .portfolio-image img {
    transform: scale(1.045);
}

.portfolio-project:hover .portfolio-image span {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-content {
    padding: 1.4rem;
}

.portfolio-content small {
    color: var(--brand);
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.portfolio-content h2 {
    font-size: 1.35rem;
    margin-block: .45rem;
}

.portfolio-content p {
    color: var(--muted);
    margin: 0;
}

.portfolio-detail-hero .back-link {
    display: inline-block;
    margin-bottom: 2rem;
}

.portfolio-detail-hero .page-shell {
    max-width: 1180px;
}

.portfolio-detail-hero img {
    background: #fff;
    border-radius: 1rem;
    box-shadow: 0 20px 60px rgba(25,31,42,.16);
    margin-block: 2rem;
    width: 100%;
}

.portfolio-detail-hero .portfolio-project-copy {
    background: #fff;
    border-radius: 1rem;
    padding: clamp(1.5rem, 4vw, 3rem);
}

.project-browser {
    align-items: start;
    display: grid;
    gap: 2rem;
    grid-template-columns: minmax(0, 2fr) minmax(280px, .8fr);
}

.project-browser > img {
    border: 1px solid var(--line);
    border-radius: 1rem;
    box-shadow: 0 20px 55px rgba(25,31,42,.12);
    width: 100%;
}

.project-note {
    background: var(--surface);
    border-radius: 1rem;
    padding: 2rem;
    position: sticky;
    top: 110px;
}

@media (max-width: 991.98px) {
    .project-browser {
    grid-template-columns: 1fr;
}
 .project-note {
    position: static;
}

}

@media (max-width: 991.98px) {
    .navbar-collapse {
    padding-block: 1rem;
}

    .navbar .nav-link.active {
    box-shadow: none;
    color: var(--brand);
}

    .navbar-brand span {
    font-size: .95rem;
}

    .hero-card {
    margin-top: 2rem;
    transform: none;
}

}

@media (max-width: 575.98px) {
    .brand-copy strong {
    font-size: 1rem;
}

    .brand-copy small {
    font-size: .55rem;
}

    .navbar-brand img {
    height: 47px;
    width: 70px;
}

    .slider-content {
    padding: 3.2rem 2.9rem;
    text-align: center;
}

    .slider-copy .d-flex {
    justify-content: center;
}

    .slider-image {
    max-height: 210px;
}

    .home-slider .carousel-item {
    min-height: 620px;
}

}

@media (prefers-reduced-motion: reduce) {
    html {
    scroll-behavior: auto;
}

    *, *::before, *::after {
    transition: none !important;
}

}