/**
 * Petra Dubai - Main Stylesheet
 * Luxury Real Estate Website
 * Optimized for performance and accessibility
 */

/* ========================================
   CSS Reset & Variables
   ======================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --black: #060606;
    --dark-green: #132116;
    --charcoal: #222222;
    --gray-dark: #59595C;
    --gray-mid: #727476;
    --gray-light: #C4C4C4;
    --gray-lighter: #D3D3D3;
    --off-white: #EAECEE;
    --white: #FFFFFF;
    --gold: #C9A962;
    --gold-light: #D4B978;
    --gold-gradient: linear-gradient(135deg, #DFBD69 0%, #926F34 100%);

    /* Typography */
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Sarabun', sans-serif;
}

/* Text selection styling */
::selection {
    background: var(--gold);
    color: var(--black);
}

::-moz-selection {
    background: var(--gold);
    color: var(--black);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    background: var(--white);
    color: var(--charcoal);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ========================================
   Accessibility
   ======================================== */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold);
    color: var(--black);
    padding: 1rem 2rem;
    z-index: 9999;
    text-decoration: none;
    font-weight: 500;
    border-radius: 0 0 4px 4px;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 0;
}

/* ========================================
   Navigation
   ======================================== */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    mix-blend-mode: difference;
    transition: all 0.3s ease;
}

nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    mix-blend-mode: normal;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1.5rem 4rem;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
}

.nav-logo {
    height: 40px;
    width: auto;
    filter: brightness(0) saturate(100%) invert(73%) sepia(28%) saturate(546%) hue-rotate(7deg) brightness(89%) contrast(88%);
    transition: filter 0.3s ease;
}

nav.scrolled .nav-logo {
    filter: brightness(0) saturate(100%) invert(73%) sepia(28%) saturate(546%) hue-rotate(7deg) brightness(89%) contrast(88%);
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
    margin-left: auto;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: color 0.3s ease, opacity 0.3s ease;
}

nav.scrolled .nav-links a {
    color: var(--charcoal);
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--gold);
    opacity: 1;
}

.nav-links a:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 4px;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 0;
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
}

nav.scrolled .hamburger-line {
    background: var(--charcoal);
}

/* Hamburger Animation to X */
.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Nav CTA Button */
.nav-cta {
    background: var(--gold);
    padding: 0.75rem 1.5rem;
    color: var(--black) !important;
    border-radius: 2px;
}

/* Language Selector */
.lang-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1.5rem;
}

.mobile-lang-selector {
    display: none;
}

.lang-link {
    color: var(--white);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.lang-link:hover,
.lang-link.active {
    opacity: 1;
    color: var(--gold);
}

nav.scrolled .lang-link {
    color: var(--charcoal);
}

nav.scrolled .lang-link:hover,
nav.scrolled .lang-link.active {
    color: var(--gold);
}

.lang-divider {
    color: var(--gray-mid);
    font-size: 0.75rem;
    opacity: 0.5;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom,
            rgba(6, 6, 6, 0.6) 0%,
            rgba(6, 6, 6, 0.55) 50%,
            rgba(6, 6, 6, 0.75) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 2rem;
}

.hero-tagline {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.hero-tagline .line {
    display: block;
    transform: translateY(110%);
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 0.9rem;
    font-weight: 300;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gray-lighter);
    margin-bottom: 3rem;
    opacity: 0;
}

.hero-cta {
    display: inline-block;
    padding: 1rem 3rem;
    border: 1px solid var(--gold);
    color: var(--white);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: all 0.4s ease;
    opacity: 0;
}

.hero-cta:hover,
.hero-cta:focus-visible {
    background: var(--gold);
    color: var(--black);
}

.hero-cta:focus-visible {
    outline: 2px solid var(--white);
    outline-offset: 4px;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    opacity: 0;
}

.scroll-indicator span {
    display: block;
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--gold), transparent);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scaleY(0.5);
    }

    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

/* ========================================
   Sections Common
   ======================================== */
section {
    padding: 10rem 4rem;
}

.section-label {
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    color: var(--black);
    margin-bottom: 3rem;
    line-height: 1.2;
    letter-spacing: -0.01em;
    opacity: 0;
    transform: translateY(30px);
}

/* ========================================
   Section CTAs
   ======================================== */
.section-cta {
    text-align: center;
    margin-top: 4rem;
    padding-top: 3rem;
}

.portfolio .section-cta {
    padding-bottom: 4rem;
}

.section-cta-light {
    margin-top: 5rem;
}

.cta-text {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 300;
    color: var(--gray-dark);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.section-cta-light .cta-text {
    color: var(--gray-light);
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--gold);
    color: var(--black);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: all 0.4s ease;
    border: 2px solid var(--gold);
}

.cta-button:hover,
.cta-button:focus-visible {
    background: transparent;
    color: var(--gold);
}

.cta-button:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 4px;
}

.cta-button-outline {
    background: transparent;
    color: var(--white);
    border-color: var(--gold);
}

.cta-button-outline:hover,
.cta-button-outline:focus-visible {
    background: var(--gold);
    color: var(--black);
}

/* ========================================
   Difference/About Section
   ======================================== */
.difference {
    background: var(--white);
    max-width: 1400px;
    margin: 0 auto;
}

.difference-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
    align-items: start;
}

.difference-text p {
    font-size: 1.1rem;
    color: var(--gray-dark);
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(30px);
}

.difference-image {
    position: relative;
    opacity: 0;
    transform: translateY(50px);
}

.difference-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.difference-image::after {
    content: '';
    position: absolute;
    top: 2rem;
    left: 2rem;
    right: -2rem;
    bottom: -2rem;
    border: 1px solid var(--gold);
    z-index: -1;
}

/* ========================================
   Meet Petra Section
   ======================================== */
.meet-petra {
    background: var(--black);
    color: var(--white);
    overflow: hidden;
}

.meet-petra-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: center;
}

.meet-petra-image {
    position: relative;
    opacity: 0;
    transform: translateX(-50px);
}

.meet-petra-image img {
    width: 100%;
    height: auto;
    max-height: 650px;
    object-fit: cover;
    object-position: center top;
    filter: grayscale(15%) contrast(1.05);
    border-radius: 2px;
}

/* Gradient overlay to blend with dark background */
.meet-petra-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        transparent 70%,
        var(--black) 100%
    );
    z-index: 1;
    pointer-events: none;
    border-radius: 2px;
}

/* Gold accent lines - L shape */
.meet-petra-image::after {
    content: '';
    position: absolute;
    top: 2rem;
    left: -1.5rem;
    bottom: -1.5rem;
    right: 2rem;
    border-left: 2px solid var(--gold);
    border-bottom: 2px solid var(--gold);
    z-index: 2;
    pointer-events: none;
}

.meet-petra-text {
    padding-right: 2rem;
}

.meet-petra-text .section-label {
    color: var(--gold);
}

.meet-petra-text .section-title {
    color: var(--white);
    margin-bottom: 2rem;
}

.meet-petra-text p {
    font-size: 1.05rem;
    color: var(--gray-light);
    margin-bottom: 1.5rem;
    line-height: 1.85;
    opacity: 0;
    transform: translateY(30px);
}

.meet-petra-text p:first-of-type {
    font-size: 1.15rem;
    color: var(--off-white);
}

.meet-petra-credentials {
    display: flex;
    gap: 0;
    margin-top: 3rem;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(201, 169, 98, 0.3);
}

.credential {
    flex: 1;
    text-align: center;
    padding: 0 1.5rem;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
}

.credential:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 50px;
    width: 1px;
    background: linear-gradient(to bottom, transparent, rgba(201, 169, 98, 0.4), transparent);
}

.credential-number {
    display: block;
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 300;
    color: var(--gold);
    margin-bottom: 0.75rem;
    line-height: 1;
}

.credential-label {
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gray-mid);
}

@media (max-width: 1200px) {
    .meet-petra-content {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }

    .meet-petra-credentials {
        gap: 0;
    }

    .credential-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .meet-petra-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .meet-petra-image {
        max-width: 350px;
        margin: 0 auto;
    }

    .meet-petra-image::after {
        left: -1rem;
    }

    .meet-petra-text {
        padding-right: 0;
    }

    .meet-petra-credentials {
        justify-content: center;
    }

    .credential {
        padding: 0 1rem;
    }

    .credential-number {
        font-size: 2rem;
    }
}

/* ========================================
   Services Section
   ======================================== */
.services {
    position: relative;
    background: linear-gradient(rgba(6, 6, 6, 0.8), rgba(6, 6, 6, 0.8)), url('../assets/Aurea-2.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    /* Fixed background for premium feel */
    color: var(--white);
    padding: 10rem 0;
}

/* iOS doesn't support fixed backgrounds - fallback to scroll */
@supports (-webkit-touch-callout: none) {
    .services {
        background-attachment: scroll;
    }
}

.services-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.services-header {
    text-align: center;
    margin-bottom: 5rem;
}

.services-header .section-title {
    color: var(--white);
}

.services-desc {
    color: var(--gray-light);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
}

.service-card {
    padding: 3rem 2rem;
    background: rgba(0, 0, 0, 0.7);
    /* Translucent black */
    backdrop-filter: blur(10px);
    /* Glassmorphism effect */
    -webkit-backdrop-filter: blur(10px);
    text-align: center;
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.4s ease;
    border-bottom: 2px solid transparent;
}

.service-card:hover,
.service-card:focus-within {
    background: rgba(0, 0, 0, 0.9);
    /* Opaque black on hover */
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 30px rgba(201, 169, 98, 0.15);
    border-bottom-color: var(--gold);
    transform: translateY(-10px);
    /* Add a slight lift */
}

.service-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 300;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    display: inline-block;
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.service-card .service-desc {
    font-size: 0.9rem;
    color: var(--gray-light);
    line-height: 1.8;
}

/* ========================================
   Portfolio Section
   ======================================== */
.portfolio {
    background: var(--white);
    padding: 8rem 0 0 0;
}

.portfolio-inner {
    max-width: 100%;
    margin: 0;
}

.portfolio-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 0 4rem;
    color: var(--charcoal);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    opacity: 0;
    transform: scale(0.95);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s ease;
}

.portfolio-item:hover img,
.portfolio-item:focus img,
.portfolio-item:focus-within img {
    transform: scale(1.1);
}

.portfolio-item:focus {
    outline: 3px solid var(--gold);
    outline-offset: -3px;
}

.portfolio-item:focus .portfolio-item-content {
    transform: translateY(0);
}

.portfolio-item:focus::after {
    opacity: 1;
}

/* Gradient overlay on hover */
.portfolio-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top,
            rgba(6, 6, 6, 0.8) 0%,
            transparent 50%,
            rgba(6, 6, 6, 0.3) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
}

.portfolio-item:hover::after {
    opacity: 1;
}

/* Bottom label that slides up on hover */
.portfolio-item-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    z-index: 2;
    transform: translateY(100%);
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-item-content {
    transform: translateY(0);
}

.portfolio-item-label {
    font-size: 0.65rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
}

.testimonials {
    background: var(--black);
    color: var(--white);
}

.testimonials-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.testimonials-header {
    text-align: center;
    margin-bottom: 5rem;
}

.testimonials .section-label {
    color: var(--gold);
}

.testimonials .section-title {
    color: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.testimonial {
    padding: 2.5rem;
    border-left: 2px solid var(--gold);
    opacity: 0;
    transform: translateY(40px);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(201, 169, 98, 0.1);
}

.testimonial-stars {
    color: var(--gold);
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.testimonial-quote {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 300;
    font-style: italic;
    line-height: 1.8;
    color: var(--gray-lighter);
    margin-bottom: 1.5rem;
    border: none;
    padding: 0;
}

.testimonial-quote::before {
    content: '"';
    font-size: 4rem;
    line-height: 0;
    vertical-align: -0.5em;
    color: var(--gold);
    margin-right: 0.5rem;
}

.testimonial-author {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    font-style: normal;
    opacity: 0;
    transform: translateY(10px);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-location {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    text-transform: none;
    color: var(--gray-mid);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
    background: var(--off-white);
    color: var(--charcoal);
}

.faq-inner {
    max-width: 1000px;
    margin: 0 auto;
}

.faq-header {
    text-align: center;
    margin-bottom: 4rem;
}

.faq-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--gray-lighter);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.faq-item:hover {
    border-color: var(--gold);
}

.faq-item[open] {
    border-color: var(--gold);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    list-style: none;
    transition: color 0.3s ease;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--gold);
    transition: transform 0.3s ease;
}

.faq-item[open] .faq-question::after {
    content: '−';
}

.faq-question:hover {
    color: var(--gold);
}

.faq-answer {
    padding: 0 2rem 1.5rem 2rem;
    line-height: 1.8;
    color: var(--gray-dark);
}

.faq-answer p {
    margin: 0;
}

/* ========================================
   Developers Section (Marquee)
   ======================================== */
.developers {
    background: var(--white);
    padding: 6rem 0;
    overflow: hidden;
}

.developers-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
    margin-bottom: 4rem;
}

.developers-label {
    text-align: center;
    display: block;
}

.developers .section-title {
    text-align: center;
}

.developers-desc {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
    color: var(--gray-mid);
    font-size: 1rem;
}

.marquee-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 2rem 0;
}

.marquee-container::before,
.marquee-container::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 150px;
    z-index: 10;
    pointer-events: none;
}

.marquee-container::before {
    left: 0;
    background: linear-gradient(to right, var(--white), transparent);
}

.marquee-container::after {
    right: 0;
    background: linear-gradient(to left, var(--white), transparent);
}

.marquee {
    display: flex;
    gap: 5rem;
    animation: marquee 30s linear infinite;
    will-change: transform;
}

/* Pause marquee on hover for accessibility */
.marquee-container:hover .marquee,
.marquee-container:focus-within .marquee {
    animation-play-state: paused;
}

.marquee-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.4s ease;
}

.marquee-item:hover {
    filter: brightness(0) saturate(100%) invert(68%) sepia(52%) saturate(405%) hue-rotate(8deg) brightness(97%) contrast(88%);
    opacity: 1;
}

/* Pause marquee when hovering on individual item */
.marquee-item:hover~.marquee-item,
.marquee:has(.marquee-item:hover) {
    animation-play-state: paused;
}

.marquee-item img {
    height: 100%;
    width: auto;
    max-width: 140px;
    object-fit: contain;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ========================================
   Footer
   ======================================== */
footer {
    background: var(--black);
    color: var(--white);
    padding: 6rem 4rem;
}

.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
}

.footer-brand img {
    height: 50px;
    width: auto;
    margin-bottom: 2rem;
    filter: brightness(0) saturate(100%) invert(68%) sepia(52%) saturate(405%) hue-rotate(8deg) brightness(97%) contrast(88%);
}

.footer-brand p {
    color: var(--gray-mid);
    font-size: 0.9rem;
    max-width: 350px;
    line-height: 1.8;
}

.footer-title {
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 2rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--gray-lighter);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
    color: var(--gold);
}

.footer-links a:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--gray-dark);
    transition: all 0.3s ease;
}

.social-links a:hover,
.social-links a:focus-visible {
    border-color: var(--gold);
    background: var(--gold);
}

.social-links a:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

.social-links img {
    width: 18px;
    height: 18px;
    filter: brightness(0) invert(1);
    transition: filter 0.3s ease;
}

.social-links a:hover img,
.social-links a:focus-visible img {
    filter: brightness(0);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 4rem;
    margin-top: 4rem;
    border-top: 1px solid var(--charcoal);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gray-mid);
    font-size: 0.8rem;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    nav {
        padding: 1.5rem 2rem;
    }

    /* Fix logo to be gold on mobile */
    .nav-logo {
        filter: brightness(0) saturate(100%) invert(73%) sepia(28%) saturate(546%) hue-rotate(7deg) brightness(89%) contrast(88%);
    }

    /* Make nav dark by default on mobile - disable blend mode */
    nav {
        background: rgba(6, 6, 6, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        mix-blend-mode: normal;
    }

    nav.scrolled .nav-logo {
        filter: brightness(0) saturate(100%) invert(73%) sepia(28%) saturate(546%) hue-rotate(7deg) brightness(89%) contrast(88%);
    }

    /* Show hamburger button */
    .mobile-menu-btn {
        display: flex;
    }

    /* Mobile menu overlay - iOS Safari/WebKit/Brave bulletproof solid black */
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100vh;
        height: 100dvh;
        height: -webkit-fill-available;
        /* Multiple background fallbacks for iOS */
        background: #060606 !important;
        background-color: #060606 !important;
        /* Prevent any blending or transparency */
        mix-blend-mode: normal !important;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2.5rem;
        transition: opacity 0.4s ease, visibility 0.4s ease;
        z-index: 999;
        padding: 4rem 2rem;
        opacity: 0;
        visibility: hidden;
        /* iOS stacking context fixes */
        isolation: isolate;
        will-change: transform, opacity;
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }

    .nav-links.active {
        opacity: 1;
        visibility: visible;
    }

    /* Bulletproof background layer for iOS using ::before */
    .nav-links::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        background-color: #060606 !important;
        z-index: 0;
        pointer-events: none;
    }

    /* Ensure all nav-links content is above the ::before */
    .nav-links>* {
        position: relative;
        z-index: 1;
    }

    /* CRITICAL: Fix iOS menu background - remove blend mode and backdrop effects */
    /* Using both :has() for modern browsers and .menu-open class as JS fallback */
    nav:has(.nav-links.active),
    nav.menu-open {
        mix-blend-mode: normal !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        background: transparent !important;
    }

    .nav-links a {
        color: var(--white) !important;
        font-size: 1.3rem;
        letter-spacing: 0.2em;
        text-align: center;
    }

    .nav-links a:hover {
        color: var(--gold) !important;
    }

    .nav-cta {
        margin-top: 1.5rem;
        padding: 1.2rem 2.5rem;
        font-size: 0.9rem !important;
        background: var(--gold);
        color: var(--black) !important;
    }

    /* Language selector - completely hidden on mobile by default */
    /* Hide desktop language selector on mobile - targeting DIV specifically to avoid hiding the new LI */
    nav div.lang-selector {
        display: none !important;
    }

    /* Mobile Language Selector Styles */
    .mobile-lang-selector {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        margin-top: 1rem;
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.4s ease 0.4s, transform 0.4s ease 0.4s;
    }

    /* When menu is active, fade in the language selector */
    .nav-links.active .mobile-lang-selector {
        opacity: 1;
        transform: translateY(0);
    }

    .mobile-lang-selector .lang-link {
        color: var(--white);
        font-size: 1rem;
        font-weight: 500;
        opacity: 0.8;
        text-decoration: none;
        letter-spacing: 0.05em;
    }

    .mobile-lang-selector .lang-link:hover,
    .mobile-lang-selector .lang-link.active {
        opacity: 1;
        color: var(--gold);
    }

    .mobile-lang-selector .lang-divider {
        color: var(--white);
        opacity: 0.5;
        font-size: 1rem;
    }

    /* Overlay background */
    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 998;
    }

    .nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    section {
        padding: 6rem 2rem;
    }

    .hero-tagline {
        font-size: clamp(1.8rem, 5vw, 3rem);
    }

    .hero-subtitle {
        font-size: 0.75rem;
        letter-spacing: 0.15em;
    }

    .hero-cta {
        padding: 0.875rem 2rem;
        font-size: 0.7rem;
    }

    .difference-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .difference-image img {
        height: 400px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .service-card {
        padding: 1.5rem 1rem;
    }

    .service-number {
        font-size: 2rem;
        margin-bottom: 1rem;
    }

    .service-title {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }

    .service-card .service-desc {
        font-size: 0.8rem;
        line-height: 1.6;
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .testimonial {
        padding: 2rem;
    }

    /* Developer logos - smaller and faster scroll on mobile */
    .marquee {
        gap: 2rem;
        animation: marquee 10s linear infinite;
    }

    .marquee-item {
        height: 40px;
    }

    .marquee-item img {
        max-width: 80px;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* ========================================
   Reduced Motion Support
   ======================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .marquee {
        animation: none;
    }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {

    nav,
    .scroll-indicator,
    .marquee-container,
    video {
        display: none !important;
    }

    .hero {
        height: auto;
        min-height: 200px;
    }

    section {
        padding: 2rem 1rem;
    }
}