/* ===== RESET & VARIABLES ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --black: #0a0a0a;
    --dark: #111111;
    --dark-2: #161616;
    --dark-3: #1e1e1e;
    --dark-4: #262626;
    --red: #c21a1a;
    --red-light: #e02020;
    --red-dark: #a01515;
    --accent: #ff4d4d;
    --white: #ffffff;
    --light: #f5f5f5;
    --grey: #8a8a8a;
    --grey-light: #c0c0c0;
    --grey-dark: #555555;
    --section-pad: clamp(5rem, 10vw, 8rem);
    --section-pad-sm: clamp(3rem, 6vw, 5rem);
}

/* Normal browser scroll */

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--black);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 0 clamp(1.5rem, 4vw, 3rem);
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(10,10,10,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: all 0.3s;
}

.navbar.scrolled {
    background: rgba(10,10,10,0.98);
    box-shadow: 0 4px 30px rgba(0,0,0,0.4);
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    text-decoration: none;
    color: var(--white);
}

.nav-logo img { width: 42px; height: 42px; object-fit: contain; }

.nav-logo-text {
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1.15;
}

.nav-logo-text small {
    display: block;
    font-size: 0.52rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    color: var(--grey);
    margin-top: 1px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.8rem;
    list-style: none;
}

.nav-links a {
    color: var(--grey-light);
    text-decoration: none;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    transition: color 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--red);
    transition: width 0.3s;
}

.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-links a:hover,
.nav-links a.active { color: var(--white); }

.nav-cta {
    background: var(--red) !important;
    color: var(--white) !important;
    padding: 0.6rem 1.4rem;
    font-weight: 700 !important;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: background 0.3s, transform 0.2s !important;
}

.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--red-light) !important; transform: translateY(-1px); }
.nav-cta svg { width: 14px; height: 14px; fill: var(--white); }

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 clamp(2rem, 6vw, 6rem);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: brightness(0.25);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 650px;
    padding-top: 72px;
}

.hero-label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.8rem;
}

.hero-heading {
    position: relative;
    padding-left: 1.5rem;
    border-left: 4px solid var(--red);
    margin-bottom: 2rem;
}

.hero-heading h1 {
    font-size: clamp(2.2rem, 5.5vw, 3.8rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.08;
    letter-spacing: -0.01em;
}

.highlight { color: var(--red-light); }

.hero-sub {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    color: var(--grey-light);
    max-width: 480px;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.95rem 2rem;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s;
    font-family: inherit;
}

.btn svg { width: 16px; height: 16px; }

.btn-red {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}

.btn-red:hover {
    background: var(--red-light);
    border-color: var(--red-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(194,26,26,0.3);
}

.btn-red svg { fill: var(--white); }

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.2);
}

.btn-outline:hover {
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-outline svg { fill: var(--white); }

/* ===== SECTIONS ===== */
.section {
    padding: var(--section-pad) clamp(2rem, 6vw, 6rem);
}

.section-dark { background: var(--dark); }
.section-darker { background: var(--black); }

.section-header {
    text-align: center;
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.6rem;
    line-height: 1.15;
}

.section-header .divider {
    width: 40px;
    height: 3px;
    background: var(--red);
    margin: 1.2rem auto;
}

.section-header p {
    color: var(--grey);
    max-width: 500px;
    margin: 0 auto;
    font-size: 0.95rem;
    line-height: 1.7;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
}

/* ===== PAGE HEADER ===== */
.page-header {
    position: relative;
    padding: 11rem clamp(2rem, 6vw, 6rem) 5rem;
    text-align: center;
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: brightness(0.18);
}

.page-header-content {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.6rem;
}

.page-header .breadcrumb {
    font-size: 0.8rem;
    color: var(--grey);
    letter-spacing: 0.05em;
}

.page-header .breadcrumb a {
    color: var(--accent);
    text-decoration: none;
}

.page-header .breadcrumb a:hover { text-decoration: underline; }

/* ===== ABOUT ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    color: var(--grey-light);
    margin-bottom: 1.2rem;
    font-size: 0.95rem;
    line-height: 1.85;
}

.about-text p:first-child {
    font-size: 1.08rem;
    color: var(--white);
    line-height: 1.75;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

.stat-card {
    background: var(--dark-3);
    padding: 1.8rem 1.5rem;
    text-align: center;
    border-top: 3px solid var(--red);
    transition: transform 0.3s;
}

.stat-card:hover { transform: translateY(-3px); }

.stat-card .number {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
}

.stat-card .label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--grey);
    margin-top: 0.6rem;
}

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--dark-2);
    border-top: 3px solid var(--red);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.4);
}

.service-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    filter: brightness(0.75);
    transition: filter 0.4s;
}

.service-card:hover .service-card-img { filter: brightness(1); }

.service-card-body { padding: 1.5rem; }

.service-card-body svg {
    width: 30px;
    height: 30px;
    fill: var(--red);
    margin-bottom: 0.8rem;
}

.service-card-body h3 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.6rem;
}

.service-card-body p {
    font-size: 0.82rem;
    color: var(--grey);
    line-height: 1.7;
}

/* ===== SERVICE DETAIL ===== */
.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 3rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.service-detail:last-child { border-bottom: none; }

.service-detail.reverse { direction: rtl; }
.service-detail.reverse > * { direction: ltr; }

.service-detail-img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    display: block;
    filter: brightness(0.85);
}

.service-detail-text h3 {
    font-size: 1.4rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.6rem;
}

.service-detail-text .red-line {
    width: 40px;
    height: 3px;
    background: var(--red);
    margin-bottom: 1.2rem;
}

.service-detail-text p {
    color: var(--grey-light);
    font-size: 0.95rem;
    line-height: 1.85;
    margin-bottom: 1.2rem;
}

.service-detail-text ul {
    list-style: none;
    margin-bottom: 2rem;
}

.service-detail-text ul li {
    position: relative;
    padding-left: 1.4rem;
    font-size: 0.9rem;
    color: var(--grey-light);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.service-detail-text ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 6px;
    height: 6px;
    background: var(--red);
}

/* ===== GALLERY ===== */
.filter-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
}

.filter-tab {
    padding: 0.55rem 1.3rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: transparent;
    color: var(--grey);
    border: 1px solid rgba(255,255,255,0.1);
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.filter-tab:hover,
.filter-tab.active {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s, filter 0.3s;
    filter: brightness(0.82);
}

.gallery-item:hover img { transform: scale(1.06); filter: brightness(1); }

.gallery-item .overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 1.2rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.gallery-item:hover .overlay { opacity: 1; }

.overlay span {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
}

.gallery-item.hidden { display: none; }

/* ===== LIGHTBOX ===== */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0,0,0,0.96);
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.lightbox.active { display: flex; }

.lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 44px;
    height: 44px;
    background: var(--red);
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(194,26,26,0.85);
    border: none;
    color: var(--white);
    font-size: 1.4rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* ===== TRUST / WHY CHOOSE US ===== */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
}

.trust-item {
    text-align: center;
    padding: 2.5rem 1.2rem;
}

.trust-icon {
    width: 64px;
    height: 64px;
    background: rgba(194,26,26,0.08);
    border: 2px solid rgba(194,26,26,0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.2rem;
    transition: all 0.3s;
}

.trust-item:hover .trust-icon {
    background: var(--red);
    border-color: var(--red);
}

.trust-icon svg { width: 26px; height: 26px; fill: var(--accent); transition: fill 0.3s; }
.trust-item:hover .trust-icon svg { fill: var(--white); }

.trust-item h3 {
    font-size: 0.88rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.6rem;
}

.trust-item p {
    font-size: 0.85rem;
    color: var(--grey);
    line-height: 1.7;
}

/* ===== CTA BANNER ===== */
.cta-banner {
    background: var(--dark);
    padding: var(--section-pad-sm) clamp(2rem, 6vw, 6rem);
    border-top: 3px solid var(--red);
    border-bottom: 3px solid var(--red);
}

.cta-banner h2 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }

.form-group { display: flex; flex-direction: column; gap: 0.35rem; }

.form-group label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--grey);
}

.form-group input,
.form-group textarea,
.form-group select {
    background: var(--dark-3);
    border: 1px solid rgba(255,255,255,0.06);
    border-bottom: 2px solid rgba(255,255,255,0.08);
    color: var(--white);
    padding: 0.9rem 1rem;
    font-size: 0.9rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.3s, background 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-bottom-color: var(--red);
    background: rgba(194,26,26,0.03);
}

.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select { appearance: none; cursor: pointer; }

.contact-info { display: flex; flex-direction: column; gap: 1.8rem; }

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    background: var(--red);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg { width: 20px; height: 20px; fill: var(--white); }

.contact-info-item h4 {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--grey);
    margin-bottom: 0.25rem;
}

.contact-info-item p,
.contact-info-item a {
    color: var(--white);
    font-size: 0.95rem;
    text-decoration: none;
    transition: color 0.3s;
}

.contact-info-item a:hover { color: var(--accent); }

.contact-company-info {
    margin-top: 1.5rem;
    padding-top: 1.8rem;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.contact-company-info p {
    font-size: 0.8rem;
    color: var(--grey);
    line-height: 1.9;
}

/* ===== MAP ===== */
.map-section {
    width: 100%;
    height: 380px;
    background: var(--dark-3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ===== MOBILE BOTTOM NAV ===== */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10,10,10,0.98);
    backdrop-filter: blur(12px);
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 0.5rem 0 calc(0.5rem + env(safe-area-inset-bottom));
}

.mobile-bottom-nav ul {
    display: flex;
    justify-content: space-around;
    align-items: center;
    list-style: none;
}

.mobile-bottom-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    text-decoration: none;
    color: var(--grey);
    font-size: 0.56rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: color 0.3s;
    padding: 0.35rem 0.5rem;
}

.mobile-bottom-nav a.active,
.mobile-bottom-nav a:hover {
    color: var(--accent);
}

.mobile-bottom-nav a svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.mobile-bottom-nav .call-btn {
    background: var(--red);
    color: var(--white);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: -1.4rem;
    box-shadow: 0 4px 15px rgba(194,26,26,0.4);
}

.mobile-bottom-nav .call-btn svg {
    width: 24px;
    height: 24px;
    fill: var(--white);
}

/* ===== FOOTER ===== */
.footer-bar {
    background: var(--red);
    padding: 1.2rem clamp(2rem, 4vw, 3rem);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.footer-contacts {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
}

.footer-contact {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--white);
    text-decoration: none;
    font-size: 0.78rem;
    font-weight: 500;
    transition: opacity 0.3s;
}

.footer-contact:hover { opacity: 0.8; }
.footer-contact svg { width: 14px; height: 14px; fill: var(--white); }

.footer-tagline {
    text-align: right;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    line-height: 1.6;
    color: var(--white);
}

.footer-tagline .underline { text-decoration: underline; text-underline-offset: 3px; }

.sub-footer {
    background: var(--black);
    text-align: center;
    padding: 1.2rem 2rem;
    border-top: 1px solid rgba(255,255,255,0.04);
}

.sub-footer p {
    font-size: 0.68rem;
    color: rgba(255,255,255,0.22);
    letter-spacing: 0.04em;
}

.sub-footer a { transition: color 0.3s; }
.sub-footer a:hover { color: rgba(255,255,255,0.5); }

/* ===== SCROLL ANIMATIONS ===== */
.fade-up {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .about-content { grid-template-columns: 1fr; gap: 3rem; }
    .contact-grid { grid-template-columns: 1fr; }
    .service-detail { grid-template-columns: 1fr; gap: 2rem; }
    .service-detail.reverse { direction: ltr; }
}

@media (max-width: 768px) {
    .mobile-bottom-nav { display: block; }
    body { padding-bottom: 75px; }
    .sub-footer { padding-bottom: calc(1rem + 75px); }

    .navbar { padding: 0 1.2rem; }

    .nav-links {
        display: none;
        position: fixed;
        top: 72px; left: 0; right: 0;
        background: rgba(10,10,10,0.98);
        flex-direction: column;
        padding: 1.5rem;
        gap: 0;
        border-bottom: 2px solid var(--red);
    }

    .nav-links.open { display: flex; }
    .nav-links li { width: 100%; }

    .nav-links a {
        display: block;
        padding: 0.9rem 0;
        border-bottom: 1px solid rgba(255,255,255,0.04);
        font-size: 0.85rem;
    }

    .nav-links a::after { display: none; }

    .nav-cta {
        margin-top: 0.5rem;
        text-align: center;
        justify-content: center;
    }

    .hamburger { display: flex; }

    .hero { min-height: 92vh; padding: 0 1.5rem; }
    .section { padding: var(--section-pad-sm) 1.5rem; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
    .services-grid { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: 1fr; gap: 0.5rem; }
    .trust-item { padding: 1.5rem 1rem; }
    .gallery-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; }
    .hero-heading h1 { font-size: 1.9rem; }
    .footer-bar { flex-direction: column; text-align: center; }
    .footer-contacts { justify-content: center; }
    .footer-tagline { text-align: center; }
    .page-header { padding: 9rem 1.5rem 3.5rem; }
}