:root{
    --bg:        #060910;
    --bg2:       #0c1018;
    --bg3:       #111827;
    --surface:   #141b26;
    --surface2:  #1c2535;
    --border:    rgba(255,255,255,0.07);
    --border2:   rgba(255,255,255,0.12);

    --accent:    #00d4ff;
    --accent2:   #0096cc;
    --accent3:   #00ffb3;
    --purple:    #7c3aed;
    --orange:    #f97316;

    --text:      #f0f4ff;
    --text2:     #8b9abb;
    --text3:     #5a6a85;

    --radius:    12px;
    --radius-lg: 20px;
    --shadow:    0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --glow:      0 0 40px rgba(0,212,255,0.15);
    --trans:     0.3s cubic-bezier(0.4,0,0.2,1);
    --trans-fast:0.15s ease;
}

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

html{
    scroll-behavior: smooth;
    font-size: 16px;
}

body{
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

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

ul{
    list-style: none;
}

img{
    max-width: 100%;
}

button{
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea{
    font-family: inherit;
}

h1,h2,h3,h4,h5{
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    line-height: 1.15;
}

.container{
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-pad{
    padding: 100px 0;
}

.section-label{
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.2);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 20px;
}

.section-title{
    font-size: clamp(28px, 4vw, 46px);
    font-weight: 800;
    color: var(--text);
    margin-bottom: 16px;
}

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

.section-header{
    max-width: 680px;
    margin: 0 auto 60px;
    text-align: center;
}

.section-sub{
    color: var(--text2);
    font-size: 17px;
    line-height: 1.7;
}

.gradient-text{
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent3) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mt16{
    margin-top: 16px;
}

.btn-primary{
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
    color: #000;
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 15px;
    padding: 14px 28px;
    border-radius: 8px;
    transition: var(--trans);
    position: relative;
    overflow: hidden;
}

.btn-primary::before{
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.15);
    opacity: 0;
    transition: var(--trans);
}

.btn-primary:hover{
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,212,255,0.35);
}

.btn-primary:hover::before{
    opacity: 1;
}

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

.btn-primary.full-width{
    width: 100%;
    justify-content: center;
}

.btn-ghost{
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: var(--text);
    font-family: 'Syne', sans-serif;
    font-weight: 600;
    font-size: 15px;
    padding: 14px 28px;
    border-radius: 8px;
    border: 1px solid var(--border2);
    transition: var(--trans);
}

.btn-ghost:hover{
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0,212,255,0.06);
}

#navbar{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--trans);
    padding: 20px 0;
}

#navbar.scrolled{
    background: rgba(6,9,16,0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
    box-shadow: var(--shadow);
}

.nav-inner{
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 32px;
}

.logo{
    font-family: 'Syne', sans-serif;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
    line-height: 1;
    flex-wrap: wrap;
}

.logo-apex{
    color: var(--text);
}

.logo-cify{
    color: var(--accent);
}

.logo-tag{
    font-size: 8px;
    letter-spacing: 2.5px;
    color: var(--text3);
    font-weight: 600;
    margin-left: 6px;
    align-self: flex-end;
    padding-bottom: 3px;
}

.nav-links{
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}

.nav-link{
    font-size: 14px;
    font-weight: 500;
    color: var(--text2);
    padding: 8px 14px;
    border-radius: 6px;
    transition: var(--trans-fast);
    position: relative;
}

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

.nav-link.active::after{
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.cta-nav{
    background: rgba(0,212,255,0.1);
    border: 1px solid rgba(0,212,255,0.3);
    color: var(--accent);
    font-family: 'Syne', sans-serif;
    font-weight: 600;
    font-size: 13px;
    padding: 9px 20px;
    border-radius: 6px;
    transition: var(--trans);
    white-space: nowrap;
    margin-left: 12px;
}

.cta-nav:hover{
    background: rgba(0,212,255,0.18);
    border-color: var(--accent);
}

.hamburger{
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    margin-left: auto;
}

.hamburger span{
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--trans);
}

.hamburger.open span:nth-child(1){
    transform: rotate(45deg) translate(5px,5px);
}

.hamburger.open span:nth-child(2){
    opacity: 0;
}

.hamburger.open span:nth-child(3){
    transform: rotate(-45deg) translate(5px,-5px);
}

.hero{
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 140px 24px 80px;
}

.hero-bg{
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.grid-overlay{
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.orb{
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.orb-1{
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,212,255,0.3), transparent 70%);
    top: -200px;
    right: -100px;
    animation: orbFloat 8s ease-in-out infinite;
}

.orb-2{
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(124,58,237,0.25), transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: orbFloat 10s ease-in-out infinite reverse;
}

.orb-3{
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0,255,179,0.15), transparent 70%);
    top: 50%;
    left: 40%;
    animation: orbFloat 12s ease-in-out infinite;
}

@keyframes orbFloat{
    0%,100%{
        transform: translate(0,0);
    }
    50%{
        transform: translate(30px,-30px);
    }
}

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

.hero-content{
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge{
    grid-column: 1;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent);
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.2);
    padding: 8px 16px;
    border-radius: 100px;
    width: fit-content;
}

.hero-title{
    grid-column: 1;
    font-size: clamp(36px, 5vw, 68px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
}

.hero-sub{
    grid-column: 1;
    color: var(--text2);
    font-size: 18px;
    line-height: 1.7;
    max-width: 480px;
}

.hero-actions{
    grid-column: 1;
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
}

.hero-stats{
    grid-column: 1;
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.stat{
    display: flex;
    flex-direction: column;
}

.stat-num{
    font-family: 'Syne', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}

.stat-label{
    font-size: 12px;
    color: var(--text3);
    margin-top: 4px;
}

.stat-div{
    width: 1px;
    height: 40px;
    background: var(--border2);
}

.hero-visual{
    grid-column: 2;
    grid-row: 1 / 6;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.tech-card{
    background: var(--surface);
    border: 1px solid var(--border2);
    border-radius: var(--radius-lg);
    overflow: hidden;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg), var(--glow);
    animation: cardFloat 6s ease-in-out infinite;
}

@keyframes cardFloat{
    0%,100%{
        transform: translateY(0);
    }
    50%{
        transform: translateY(-12px);
    }
}

.tc-header{
    background: var(--surface2);
    padding: 12px 16px;
    display: flex;
    gap: 7px;
    border-bottom: 1px solid var(--border);
}

.tc-dot{
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

.tc-dot.red{
    background: #ff5f56;
}

.tc-dot.yellow{
    background: #ffbd2e;
}

.tc-dot.green{
    background: #27c93f;
}

.tc-body{
    padding: 20px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.9;
}

.tc-line{
    white-space: nowrap;
}

.indent{
    padding-left: 20px;
}

.indent2{
    padding-left: 40px;
}

.kw{
    color: #c792ea;
}

.var{
    color: #82aaff;
}

.str{
    color: #c3e88d;
}

.fn{
    color: #82aaff;
}

.prop{
    color: #f07178;
}

.bool{
    color: #f78c6c;
}

.num{
    color: #f78c6c;
}

.cursor{
    animation: blink 1s step-end infinite;
    color: var(--accent);
}

@keyframes blink{
    50%{
        opacity: 0;
    }
}

.floating-badge{
    position: absolute;
    background: var(--surface2);
    border: 1px solid var(--border2);
    border-radius: 100px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    box-shadow: var(--shadow);
    white-space: nowrap;
}

.floating-badge i{
    color: var(--accent);
}

.fb-1{
    top: 10%;
    left: -10%;
    animation: fbFloat 5s ease-in-out infinite;
}

.fb-2{
    bottom: 20%;
    right: -8%;
    animation: fbFloat 6s ease-in-out infinite 1s;
}

.fb-3{
    bottom: 5%;
    left: -5%;
    animation: fbFloat 7s ease-in-out infinite 2s;
}

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

.about{
    background: var(--bg2);
}

.about-grid{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-visual{
    position: relative;
}

.about-img-wrap{
    position: relative;
}

.about-img-bg{
    position: absolute;
    inset: -20px;
    background: linear-gradient(135deg, rgba(0,212,255,0.05), rgba(124,58,237,0.05));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transform: rotate(3deg);
}

.about-img-inner{
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border2);
    border-radius: var(--radius-lg);
    padding: 40px;
    z-index: 1;
}

.about-icon-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.aig-item{
    aspect-ratio: 1;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--text2);
    transition: var(--trans);
}

.aig-item:hover{
    border-color: var(--accent);
    color: var(--accent);
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(0,212,255,0.15);
}

.aig-item.center-item{
    color: var(--accent);
    border-color: rgba(0,212,255,0.3);
    background: rgba(0,212,255,0.05);
    font-size: 28px;
}

.years-badge{
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #000;
    border-radius: var(--radius);
    padding: 16px 20px;
    text-align: center;
    font-family: 'Syne', sans-serif;
    box-shadow: var(--shadow);
    z-index: 2;
}

.years-badge span{
    display: block;
    font-size: 36px;
    font-weight: 800;
    line-height: 1;
}

.years-badge small{
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.about-text{
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-desc{
    color: var(--text2);
    font-size: 17px;
    line-height: 1.8;
}

.about-values{
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.value-item{
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--trans);
}

.value-item:hover{
    border-color: rgba(0,212,255,0.25);
    transform: translateX(6px);
}

.value-icon{
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 16px;
}

.value-item h4{
    font-size: 15px;
    font-family: 'Syne',sans-serif;
    font-weight: 700;
    margin-bottom: 4px;
}

.value-item p{
    font-size: 14px;
    color: var(--text2);
    line-height: 1.6;
}

.services{
    background: var(--bg);
}

.services-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card{
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--trans);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    animation-delay: var(--cd, 0s);
}

.service-card::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent3));
    opacity: 0;
    transition: var(--trans);
}

.service-card:hover{
    border-color: rgba(0,212,255,0.25);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(0,212,255,0.08);
}

.service-card:hover::before{
    opacity: 1;
}

.sc-icon{
    width: 54px;
    height: 54px;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.2);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--accent);
    margin-bottom: 20px;
    transition: var(--trans);
}

.service-card:hover .sc-icon{
    background: rgba(0,212,255,0.15);
    transform: scale(1.05);
}

.service-card h3{
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p{
    color: var(--text2);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.sc-tags{
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.sc-tags span{
    font-size: 11px;
    font-weight: 600;
    color: var(--text3);
    background: var(--bg3);
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 100px;
    letter-spacing: 0.5px;
}

.sc-arrow{
    color: var(--text3);
    font-size: 14px;
    transition: var(--trans);
}

.service-card:hover .sc-arrow{
    color: var(--accent);
    transform: translate(4px,-4px);
}

.projects{
    background: var(--bg2);
}

.filter-tabs{
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 48px;
}

.filter-btn{
    font-family: 'Syne', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--text2);
    padding: 10px 22px;
    border-radius: 100px;
    border: 1px solid var(--border2);
    background: transparent;
    transition: var(--trans);
}

.filter-btn:hover{
    color: var(--text);
    border-color: var(--border2);
}

.filter-btn.active{
    background: rgba(0,212,255,0.1);
    border-color: rgba(0,212,255,0.3);
    color: var(--accent);
}

.projects-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-card{
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--trans);
    cursor: pointer;
}

.project-card:hover{
    border-color: rgba(0,212,255,0.25);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.project-card.hidden{
    display: none;
}

.pc-img{
    position: relative;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.pc-overlay{
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    padding: 16px;
    opacity: 0;
    transition: var(--trans);
}

.project-card:hover .pc-overlay{
    opacity: 1;
}

.pc-tag{
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    background: rgba(0,212,255,0.15);
    border: 1px solid rgba(0,212,255,0.3);
    padding: 4px 12px;
    border-radius: 100px;
    letter-spacing: 0.5px;
}

.pc-ext{
    color: var(--text);
    font-size: 16px;
}

.pc-mock{
    background: rgba(0,0,0,0.4);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    overflow: hidden;
    width: 85%;
}

.mock-bar{
    background: rgba(255,255,255,0.06);
    padding: 8px 12px;
    display: flex;
    gap: 6px;
}

.mock-bar span{
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
}

.mock-content{
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mock-line{
    height: 8px;
    background: rgba(255,255,255,0.12);
    border-radius: 4px;
}

.mock-line.w90{ width: 90%; }
.mock-line.w80{ width: 80%; }
.mock-line.w75{ width: 75%; }
.mock-line.w70{ width: 70%; }
.mock-line.w65{ width: 65%; }
.mock-line.w60{ width: 60%; }
.mock-line.w55{ width: 55%; }
.mock-line.w50{ width: 50%; }
.mock-line.w40{ width: 40%; }

.mock-block{
    height: 60px;
    background: rgba(255,255,255,0.06);
    border-radius: 6px;
}

.mock-block.sm{
    height: 40px;
}

.mock-block.tall{
    height: 80px;
}

.mock-block.orange{
    background: rgba(249,115,22,0.2);
}

.mock-chart{
    height: 50px;
    background: linear-gradient(180deg, rgba(0,212,255,0.2) 0%, transparent 100%);
    border-radius: 4px;
    margin-top: 8px;
}

.mock-content.design{
    flex-direction: row;
    align-items: center;
    gap: 12px;
}

.design-circle{
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    background: rgba(124,58,237,0.3);
    border-radius: 50%;
}

.design-lines{
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pc-mock.phone{
    width: 45%;
    border-radius: 20px;
    background: rgba(0,0,0,0.5);
}

.phone-notch{
    width: 40%;
    height: 10px;
    background: rgba(0,0,0,0.8);
    border-radius: 0 0 10px 10px;
    margin: 0 auto 10px;
}

.phone-content{
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pc-info{
    padding: 24px;
}

.pc-info h4{
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}

.pc-info p{
    font-size: 13px;
    color: var(--text2);
    line-height: 1.6;
    margin-bottom: 14px;
}

.pc-tech{
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.pc-tech span{
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    background: rgba(0,212,255,0.08);
    padding: 3px 10px;
    border-radius: 100px;
}

.contact{
    background: var(--bg2);
}

.contact-grid{
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3{
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-info > p{
    color: var(--text2);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 32px;
}

.cinfo-items{
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.cinfo-item{
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--trans);
}

.cinfo-item:hover{
    border-color: rgba(0,212,255,0.25);
}

.ci-icon{
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 15px;
}

.cinfo-item strong{
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text2);
    margin-bottom: 2px;
}

.cinfo-item span{
    font-size: 14px;
    color: var(--text);
}

.social-links{
    display: flex;
    gap: 10px;
}

.social-link{
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--surface);
    border: 1px solid var(--border2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text2);
    font-size: 15px;
    transition: var(--trans);
}

.social-link:hover{
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0,212,255,0.08);
    transform: translateY(-2px);
}

.contact-form-wrap{
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form{
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group{
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label{
    font-size: 13px;
    font-weight: 600;
    color: var(--text2);
    letter-spacing: 0.3px;
}

.form-group input,
.form-group textarea{
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: 8px;
    padding: 13px 16px;
    color: var(--text);
    font-size: 15px;
    transition: var(--trans);
    outline: none;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus{
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder{
    color: var(--text3);
}

.form-group input.error,
.form-group textarea.error{
    border-color: #ff4d4f;
}

.form-error{
    font-size: 12px;
    color: #ff4d4f;
    height: 14px;
}

.form-success{
    display: none;
    align-items: center;
    gap: 10px;
    color: var(--accent3);
    font-size: 14px;
    font-weight: 500;
    padding: 14px 16px;
    background: rgba(0,255,179,0.06);
    border: 1px solid rgba(0,255,179,0.2);
    border-radius: 8px;
}

.form-success.show{
    display: flex;
}

.footer{
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 60px 0 0;
}

.footer-grid{
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p{
    color: var(--text2);
    font-size: 14px;
    line-height: 1.7;
    margin-top: 14px;
    max-width: 280px;
}

.footer-logo{
    font-size: 20px;
}

.footer-col h5{
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text2);
    margin-bottom: 20px;
}

.footer-col ul{
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col li a,
.footer-col li span{
    font-size: 14px;
    color: var(--text3);
    transition: var(--trans-fast);
}

.footer-col li a:hover{
    color: var(--accent);
}

.footer-bottom{
    border-top: 1px solid var(--border);
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: var(--text3);
}

.footer-bottom i{
    color: #ff4d6d;
}

.lightbox{
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0,0,0,0.93);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox.open{
    opacity: 1;
    pointer-events: all;
}

.lb-close{
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: white;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--trans);
}

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

.lb-nav{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50%;
    color: white;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--trans);
}

.lb-nav:hover{
    background: rgba(0,212,255,0.2);
    border-color: var(--accent);
    color: var(--accent);
}

.lb-prev{
    left: 24px;
}

.lb-next{
    right: 24px;
}

.lb-content{
    width: 320px;
    height: 320px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 30px 100px rgba(0,0,0,0.6);
    transition: opacity 0.2s;
}

.lb-content .lb-inner{
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.lb-content .lb-icon{
    font-size: 64px;
    color: rgba(255,255,255,0.4);
}

.lb-content .lb-name{
    font-family: 'Syne',sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: white;
}

.lb-content .lb-cat{
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.lb-counter{
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.scroll-top{
    position: fixed;
    bottom: 32px;
    right: 24px;
    width: 46px;
    height: 46px;
    background: var(--accent);
    color: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    box-shadow: 0 4px 20px rgba(0,212,255,0.4);
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px);
    transition: var(--trans);
    z-index: 900;
}

.scroll-top.show{
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.scroll-top:hover{
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,212,255,0.5);
}

.fade-in-up{
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.4,0,0.2,1) forwards;
    animation-delay: var(--delay, 0s);
}

@keyframes fadeInUp{
    to{
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal{
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease,
                transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

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

@media(max-width: 1024px){
    .services-grid{
        grid-template-columns: repeat(2, 1fr);
    }
    .projects-grid{
        grid-template-columns: repeat(2, 1fr);
    }
    .gallery-grid{
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-grid{
        grid-template-columns: 1fr 1fr;
    }
    .about-grid{
        gap: 50px;
    }
    .hero-content{
        grid-template-columns: 1fr;
    }
    .hero-visual{
        grid-column: 1;
        grid-row: auto;
    }
    .hero-badge,
    .hero-title,
    .hero-sub,
    .hero-actions,
    .hero-stats{
        grid-column: 1;
    }
}

@media(max-width: 768px){
    .section-pad{
        padding: 70px 0;
    }
    .nav-links{
        display: none;
        flex-direction: column;
        gap: 4px;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: rgba(6,9,16,0.97);
        backdrop-filter: blur(20px);
        padding: 16px 24px 24px;
        border-bottom: 1px solid var(--border);
    }
    .nav-links.open{
        display: flex;
    }
    .cta-nav{
        display: none;
    }
    .hamburger{
        display: flex;
    }
    .nav-link{
        padding: 12px 0;
        border-bottom: 1px solid var(--border);
    }
    .about-grid{
        grid-template-columns: 1fr;
    }
    .about-visual{
        order: -1;
    }
    .services-grid{
        grid-template-columns: 1fr;
    }
    .projects-grid{
        grid-template-columns: 1fr;
    }
    .gallery-grid{
        grid-template-columns: repeat(2, 1fr);
    }
    .contact-grid{
        grid-template-columns: 1fr;
    }
    .footer-grid{
        grid-template-columns: 1fr;
    }
    .hero-visual{
        display: none;
    }
    .hero{
        padding: 120px 24px 80px;
    }
    .lb-content{
        width: 280px;
        height: 280px;
    }
    .lb-nav{
        width: 40px;
        height: 40px;
        font-size: 13px;
    }
    .lb-prev{
        left: 12px;
    }
    .lb-next{
        right: 12px;
    }
    .contact-form-wrap{
        padding: 28px 24px;
    }
}

@media(max-width: 480px){
    .gallery-grid{
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-stats{
        gap: 16px;
    }
    .stat-num{
        font-size: 22px;
    }
    .footer-bottom{
        flex-direction: column;
        text-align: center;
    }
}