/* =========================================
   VARIABLES & GLOBALS (Lighter, Brighter Theme)
   ========================================= */
:root {
    /* Colors */
    --clr-bg: #F8FAFC;
    --clr-bg-alt: #FFFFFF;
    --clr-navy: #0F172A;
    --clr-navy-light: #1E293B;
    --clr-baby-blue: #0EA5E9;
    --clr-baby-blue-light: #38BDF8;
    --clr-accent: #00B4D8;
    --clr-text-main: #334155;
    --clr-text-dark: #0F172A;
    --clr-text-muted: #64748B;

    /* Fonts */
    --font-heading: 'Clash Display', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
    scroll-behavior: auto;
    /* Handled by GSAP if needed, but standard is fine */
    font-size: 16px;
    background-color: var(--clr-bg);
}

body {
    background-color: var(--clr-bg);
    color: var(--clr-text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}



/* =========================================
   SLEEK COOKIE BANNER
   ========================================= */
.cookie-banner {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: #FFFFFF;
    border-radius: 16px;
    padding: 1.5rem;
    width: 320px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(0, 0, 0, 0.05);
    transform: translateY(150px) scale(0.9);
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.cookie-banner.show {
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
}

.cookie-icon {
    font-size: 1.5rem;
    color: var(--clr-accent);
}

.cookie-text h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--clr-navy);
    margin-bottom: 0.25rem;
}

.cookie-text p {
    font-size: 0.85rem;
    color: var(--clr-text-muted);
}

.btn-cookie {
    background: var(--clr-navy);
    color: #fff;
    border: none;
    padding: 0.75rem;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s ease;
}

.btn-cookie:hover {
    background: var(--clr-baby-blue);
}

/* =========================================
   TYPOGRAPHY & UTILS
   ========================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
    /* For GSAP animations */
}

.relative {
    position: relative;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--clr-text-dark);
}

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

.text-gradient {
    background: linear-gradient(135deg, var(--clr-baby-blue), var(--clr-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-alternative {
    background-color: var(--clr-bg-alt);
}



/* =========================================
   BUTTONS
   ========================================= */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background-color: var(--clr-navy);
    color: var(--clr-bg);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--clr-baby-blue);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    z-index: -1;
    border-radius: 50px;
}

.btn-primary:hover::before {
    transform: translateY(0);
}

.btn-primary:hover {
    color: #fff;
    box-shadow: 0 10px 20px -5px rgba(14, 165, 233, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--clr-navy);
    border: 1px solid rgba(15, 23, 42, 0.2);
}

.btn-secondary:hover {
    border-color: var(--clr-navy);
}

/* =========================================
   HEADER & NAVIGATION
   ========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    z-index: 1000;
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.header.scrolled {
    height: 80px;
    background: rgba(248, 250, 252, 0.85);
    /* Light blur */
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.nav-container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 48px;
    object-fit: contain;
    mix-blend-mode: multiply;
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.nav-links.open {
    display: flex;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    color: var(--clr-navy);
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.lang-switcher {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(15, 23, 42, 0.05);
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 999px;
    padding: 0.25rem;
    gap: 0.25rem;
    margin-left: 1.5rem;
    width: 140px;
    min-height: 44px;
}

.lang-option {
    position: relative;
    z-index: 2;
    flex: 1;
    border: none;
    background: transparent;
    color: var(--clr-text-muted);
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    padding: 0.75rem 0;
    transition: color 0.3s ease;
}

.lang-option.active {
    color: var(--clr-navy);
}

.lang-option:focus-visible {
    outline: 3px solid rgba(14, 165, 233, 0.18);
    outline-offset: 3px;
}

.lang-toggle-indicator {
    position: absolute;
    top: 0.25rem;
    bottom: 0.25rem;
    width: calc(50% - 0.25rem);
    background: #ffffff;
    border-radius: 999px;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
    transition: transform 0.3s ease;
}

.lang-switcher[data-active-lang='tr'] .lang-toggle-indicator {
    transform: translateX(0);
}

.lang-switcher[data-active-lang='en'] .lang-toggle-indicator {
    transform: translateX(100%);
}

.lang-switcher[data-active-lang='tr'] .lang-option--tr {
    color: var(--clr-navy);
}

.lang-switcher[data-active-lang='en'] .lang-option--en {
    color: var(--clr-navy);
}

.nav-link::before {
    content: attr(data-text);
    position: absolute;
    top: 100%;
    left: 0;
    color: var(--clr-baby-blue);
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.nav-link:hover {
    color: transparent;
}

.nav-link:hover::before {
    transform: translateY(-100%);
    color: var(--clr-baby-blue);
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--clr-navy);
}

/* =========================================
   HERO SECTION
   ========================================= */

.fluid-bg {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, rgba(248, 250, 252, 0) 70%);
    border-radius: 50%;
    filter: blur(60px);
    z-index: 0;
    animation: float-bg 10s infinite alternate ease-in-out;
}

@keyframes float-bg {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(-50px, 50px) scale(1.1);
    }
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    width: 100%;
}

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

/* 3D Visual Cube */
.hero-3d-visual {
    perspective: 1000px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    height: 400px;
}

.cube-wrapper {
    width: 260px;
    height: 260px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate3d 25s infinite linear;
}

.cube-wrapper:hover {
    animation-play-state: paused;
}

.cube-face {
    position: absolute;
    width: 260px;
    height: 260px;
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(14, 165, 233, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 6rem;
    color: var(--clr-baby-blue);
    backdrop-filter: blur(8px);
    border-radius: 20px;
    box-shadow: 0 0 40px rgba(14, 165, 233, 0.1) inset;
    transition: all 0.4s ease;
}

.cube-face:hover {
    background: rgba(14, 165, 233, 0.1);
    box-shadow: 0 0 60px rgba(14, 165, 233, 0.4) inset, 0 0 30px rgba(14, 165, 233, 0.2);
    color: var(--clr-navy);
}

.cube-face.front {
    transform: translateZ(130px);
}

.cube-face.back {
    transform: rotateY(180deg) translateZ(130px);
}

.cube-face.right {
    transform: rotateY(90deg) translateZ(130px);
}

.cube-face.left {
    transform: rotateY(-90deg) translateZ(130px);
}

.cube-face.top {
    transform: rotateX(90deg) translateZ(130px);
}

.cube-face.bottom {
    transform: rotateX(-90deg) translateZ(130px);
}

@keyframes rotate3d {
    0% {
        transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
    }

    100% {
        transform: rotateX(360deg) rotateY(360deg) rotateZ(180deg);
    }
}

.badge {
    display: inline-block;
    padding: 0.4rem 1.2rem;
    background: #FFFFFF;
    color: var(--clr-navy);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.02);
}

.hero-title {
    font-size: 5.5rem;
    font-weight: 700;
    line-height: 1.05;
    margin-bottom: 2rem;
    color: var(--clr-navy);
}

.line-holder {
    display: block;
    overflow: hidden;
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--clr-text-muted);
    max-width: 550px;
    margin-bottom: 3rem;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: #FFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    color: var(--clr-navy);
    z-index: 10;
}

.offset-bounce {
    animation: bounce 2s infinite ease-in-out;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(-3px);
    }

    50% {
        transform: translateY(3px);
    }
}

/* =========================================
   ABOUT SECTION
   ========================================= */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-img-container {
    position: relative;
    width: 100%;
    max-width: 100%;
    height: 550px;
    background: var(--clr-bg-alt);
    border-radius: 30px;
    background-image: url('images/section-photo.png');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    z-index: 0;
}

.about-debug-img {
    position: absolute;
    inset: 0;
    width: 100%;
    min-width: 100%;
    height: 100%;
    min-height: 100%;
    max-width: none;
    max-height: none;
    object-fit: cover;
    object-position: right center;
    z-index: 0;
}

/* About main image (reliable positioning across devices) */
.about-main-img {
    position: absolute;
    inset: 0;
    width: 100%;
    min-width: 100%;
    height: 100%;
    min-height: 100%;
    max-width: none;
    max-height: none;
    object-fit: cover;
    object-position: right center;
    z-index: 0;
    pointer-events: none;
}

.about-img-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.4), transparent);
}

.glass-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 2;
}

.glass-card i {
    font-size: 1.5rem;
    color: var(--clr-accent);
}

.glass-card span {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--clr-navy);
}

.element-1 {
    top: 10%;
    left: 2%;
}

.element-2 {
    bottom: 7%;
    right: 2%;
}

.section-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.text-content p {
    font-size: 1.1rem;
    color: var(--clr-text-main);
    margin-bottom: 3rem;
}

.stats-container {
    display: flex;
    gap: 2rem;
}

.stat-box {
    background: #FFF;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.02);
    min-width: 180px;
}

.border-blue {
    border-top: 4px solid var(--clr-baby-blue);
}

.stat-box h4 {
    font-size: 3.5rem;
    color: var(--clr-navy);
    display: inline-block;
    line-height: 1;
}

.stat-box .percent {
    font-size: 2rem;
    color: var(--clr-accent);
    font-family: var(--font-heading);
    font-weight: 700;
}

.stat-box p {
    margin: 0;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    font-family: var(--font-heading);
    color: var(--clr-text-muted);
}

.marquee-container {
    margin-top: 8rem;
    width: 100%;
    overflow: hidden;
    background: var(--clr-navy);
    padding: 1.5rem 0;
    transform: rotate(-2deg) scale(1.1);
    /* diagonal band effect */
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 20s linear infinite;
}

.marquee-track span {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--clr-bg);
    padding-right: 2rem;
    white-space: nowrap;
}

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

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

/* =========================================
   PROJECTS SECTION
   ========================================= */
.projects .section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 5rem;
}

.projects .section-title {
    font-size: 3.5rem;
    margin: 0;
}

.projects .section-subtitle {
    max-width: 400px;
    text-align: right;
}

.projects-gallery {
    display: flex;
    flex-direction: column;
}

.project-item {
    position: relative;
    padding: 4rem 0;
    border-top: 1px solid rgba(15, 23, 42, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: padding 0.5s ease;
}

.project-item:last-child {
    border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

.project-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    z-index: 2;
}

.project-num {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--clr-text-muted);
}

.project-item h3 {
    font-size: 3rem;
    transition: transform 0.5s ease, color 0.5s ease;
}

.project-item p {
    color: var(--clr-accent);
    font-weight: 500;
}

.project-hover-reveal {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5) rotate(-10deg);
    width: 400px;
    height: 250px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
    border-radius: 20px;
    transition: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.project-item:hover .project-hover-reveal {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1) rotate(0deg);
}

.project-item:hover h3 {
    transform: translateX(30px);
    color: var(--clr-accent);
}

.hover-img-bg {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hover-img-bg i {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.9);
}

.project-link-overlay {
    width: 100px;
    height: 100px;
    background: var(--clr-navy);
    color: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 600;
    z-index: 3;
    opacity: 0;
    transform: scale(0);
    transition: all 0.4s ease;
}

.project-item:hover .project-link-overlay {
    opacity: 1;
    transform: scale(1);
}

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact-card {
    background: #FFFFFF;
    border-radius: 40px;
    padding: 6rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.05);
}

.contact-title {
    font-size: 4.5rem;
    margin-bottom: 2rem;
    line-height: 1.1;
}

.contact-info p {
    font-size: 1.1rem;
    margin-bottom: 4rem;
}

.info-blocks {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-block h5 {
    color: var(--clr-text-muted);
    font-size: 0.85rem;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.info-block a,
.info-block p {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--clr-navy);
}

/* Creative Form */
.creative-form {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
    position: relative;
}

.form-group label {
    position: static;
    top: auto;
    left: auto;
    font-size: 0.95rem;
    color: var(--clr-text-muted);
    font-family: var(--font-heading);
    font-weight: 600;
    transition: color 0.3s ease;
    pointer-events: auto;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(15, 23, 42, 0.12);
    padding: 1rem 0 0.8rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--clr-text-dark);
    outline: none;
    resize: none;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: transparent;
}

.form-group input:focus,
.form-group textarea:focus {
    border-bottom-color: var(--clr-baby-blue);
}

.form-group .line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: rgba(15, 23, 42, 0.08);
}

.form-group .line::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--clr-baby-blue);
    transition: width 0.4s ease;
}

.form-group input:focus~.line::after,
.form-group textarea:focus~.line::after {
    width: 100%;
}

.btn-submit {
    align-self: flex-start;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--clr-navy);
    padding: 1rem 0;
    cursor: pointer;
}

.btn-submit .circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--clr-navy);
    position: relative;
    transition: transform 0.3s ease;
}

.btn-submit .circle::after {
    content: '\f178';
    /* FontAwesome arrow-right */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    transition: transform 0.3s ease;
}

.btn-submit:hover .circle {
    transform: scale(1.1);
}

.btn-submit:hover .circle::after {
    transform: translate(-30%, -50%);
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
    background: var(--clr-navy);
    padding: 5rem 0 2rem;
    color: #FFF;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 4rem;
    margin-bottom: 2rem;
}

.footer-logo {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    object-fit: contain;
    border-radius: 50%;
    background: #FFFFFF;
    padding: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    margin-top: 1rem;
}

.footer-socials {
    display: flex;
    gap: 1rem;
}

.social-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-btn:hover {
    background: var(--clr-baby-blue);
    border-color: var(--clr-baby-blue);
    color: var(--clr-navy);
    transform: translateY(-5px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a:hover {
    color: #FFF;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media screen and (max-width: 968px) {

    .container {
        padding: 0 1rem;
    }

    .section {
        padding: 70px 0;
    }

    .about-grid,
    .contact-card {
        grid-template-columns: 1fr;
    }

    .header {
        height: auto;
        padding: 1rem 0;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        padding: 1.5rem 0;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
        z-index: 999;
        gap: 1.5rem;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-link {
        font-size: 1rem;
        color: var(--clr-navy);
    }

    .lang-switcher {
        margin-left: 0;
        width: 120px;
    }

    .lang-option {
        font-size: 0.9rem;
        padding: 0.65rem 0;
    }

    .mobile-toggle {
        display: block;
    }

    /* About responsive */
    .about-img-container {
        height: 420px;
        background-position: center right;
        border-radius: 20px;
    }

    .about-img-container::after {
        background: linear-gradient(to top, rgba(15, 23, 42, 0.25), transparent);
    }

    .glass-card {
        padding: 1.2rem;
        backdrop-filter: blur(6px);
    }

    .element-1 {
        top: 6%;
        left: 4%;
    }

    .element-2 {
        bottom: 6%;
        right: 4%;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-3d-visual {
        margin-top: 2rem;
        height: 300px;
    }

    .cube-wrapper,
    .cube-face {
        width: 180px;
        height: 180px;
        font-size: 4rem;
    }

    .cube-face.front {
        transform: translateZ(90px);
    }

    .cube-face.back {
        transform: rotateY(180deg) translateZ(90px);
    }

    .cube-face.right {
        transform: rotateY(90deg) translateZ(90px);
    }

    .cube-face.left {
        transform: rotateY(-90deg) translateZ(90px);
    }

    .cube-face.top {
        transform: rotateX(90deg) translateZ(90px);
    }

    .cube-face.bottom {
        transform: rotateX(-90deg) translateZ(90px);
    }

    .section-title {
        font-size: 3rem;
    }

    .nav-links {
        display: none;
    }

    .mobile-toggle {
        display: block;
    }

    .contact-card {
        padding: 3rem;
    }

    .project-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .project-item h3 {
        font-size: 2rem;
    }

}

@media screen and (max-width: 680px) {

    .hero {
        min-height: 100vh;
        padding-top: 90px;
    }

    .hero-title {
        font-size: 2.7rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        max-width: 100%;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-3d-visual {
        display: none;
        height: 0;
    }

    .cube-wrapper,
    .cube-face {
        width: 150px;
        height: 150px;
        font-size: 3rem;
    }

    .about-img-container {
        height: 320px;
    }

    .glass-card {
        max-width: 280px;
        padding: 1rem;
    }

    .section-title {
        font-size: 2.4rem;
    }

    .projects .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .projects .section-subtitle {
        text-align: left;
        max-width: 100%;
    }

    .project-item {
        padding: 2.5rem 0;
    }

    .project-hover-reveal {
        width: 100%;
        height: 200px;
        position: relative;
        top: 0;
        left: 0;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: transparent;
        box-shadow: none;
    }

    .project-item:hover .project-hover-reveal {
        transform: none;
    }

    .project-link-overlay {
        opacity: 1;
        transform: scale(1);
        position: relative;
        width: 80px;
        height: 80px;
    }

    .contact-card {
        padding: 2rem;
        gap: 2rem;
    }

    .contact-title {
        font-size: 2.4rem;
    }

    .contact-info p,
    .info-block a,
    .info-block p {
        font-size: 1rem;
    }

    .btn-submit {
        width: 100%;
        justify-content: space-between;
    }

    .footer-top,
    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        align-items: flex-start;
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .cookie-banner {
        width: min(92%, 360px);
        left: 50%;
        transform: translate(-50%, 0);
        bottom: 1rem;
        padding: 1.2rem;
    }

    .scroll-indicator {
        bottom: 30px;
    }
}