/* ==========================================================
   Technical Consulting Vierthaler
   Version 2.0
========================================================== */

:root {

    --primary: #2b7cff;
    --primary-light: #69a5ff;
    --primary-dark: #0e4fb5;

    --bg: #060b14;
    --bg-secondary: #0d1626;
    --surface: rgba(20, 29, 47, .82);

    --border: rgba(255,255,255,.08);

    --text: #ffffff;
    --text-secondary: #aeb8cb;

    --success: #41d67c;

    --shadow:
        0 20px 60px rgba(0,0,0,.35);

    --radius: 18px;

    --transition: .35s ease;

    --container: 1320px;

}

/* ==========================================================
   RESET
========================================================== */

*{

    margin:0;
    padding:0;
    box-sizing:border-box;

}

html{

    scroll-behavior:smooth;

}

body{

    font-family:"Inter",sans-serif;

    background:var(--bg);

    color:var(--text);

    overflow-x:hidden;

    line-height:1.65;

}

img{

    max-width:100%;
    display:block;

}

a{

    text-decoration:none;

}

ul{

    list-style:none;

}

section{

    position:relative;

    padding:110px 0;

}

.container{

    width:min(var(--container),92%);

    margin:auto;

}

/* ==========================================================
   SCROLLBAR
========================================================== */

::-webkit-scrollbar{

    width:11px;

}

::-webkit-scrollbar-track{

    background:#07111d;

}

::-webkit-scrollbar-thumb{

    background:linear-gradient(
        180deg,
        var(--primary),
        var(--primary-dark)
    );

    border-radius:20px;

}

/* ==========================================================
   BACKGROUND
========================================================== */

body::before{

    content:"";

    position:fixed;

    inset:0;

    background:

        radial-gradient(circle at 15% 20%,
        rgba(43,124,255,.14),
        transparent 40%),

        radial-gradient(circle at 90% 15%,
        rgba(43,124,255,.12),
        transparent 35%),

        radial-gradient(circle at 70% 85%,
        rgba(43,124,255,.08),
        transparent 40%);

    z-index:-3;

}

.background-grid{

    position:fixed;

    inset:0;

    background-image:

        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),

        linear-gradient(90deg,
        rgba(255,255,255,.03) 1px,
        transparent 1px);

    background-size:55px 55px;

    opacity:.35;

    z-index:-2;

}

.background-glow{

    position:fixed;

    width:520px;

    height:520px;

    border-radius:50%;

    filter:blur(120px);

    z-index:-1;

    pointer-events:none;

}

.glow-left{

    left:-180px;

    top:80px;

    background:#1d67ff33;

}

.glow-right{

    right:-180px;

    bottom:-120px;

    background:#458dff2d;

}

/* ==========================================================
   PROGRESS BAR
========================================================== */

#progress-bar{

    position:fixed;

    left:0;

    top:0;

    height:4px;

    width:0;

    background:linear-gradient(
        90deg,
        var(--primary),
        #7cb2ff);

    z-index:9999;

}

/* ==========================================================
   TYPOGRAPHY
========================================================== */

h1{

    font-size:clamp(3rem,6vw,5.3rem);

    line-height:1.05;

    font-weight:800;

    letter-spacing:-2px;

    margin-bottom:28px;

}

h2{

    font-size:clamp(2.2rem,4vw,3.4rem);

    font-weight:800;

    margin-bottom:18px;

}

h3{

    font-size:1.4rem;

    font-weight:700;

    margin-bottom:16px;

}

h4{

    font-size:1.1rem;

    font-weight:700;

}

p{

    color:var(--text-secondary);

    font-size:1.05rem;

}

.section-header{

    max-width:760px;

    margin:0 auto 70px;

    text-align:center;

}

.section-header span{

    display:inline-flex;

    padding:8px 18px;

    border-radius:50px;

    background:rgba(43,124,255,.12);

    color:#9dc2ff;

    font-size:.82rem;

    letter-spacing:2px;

    font-weight:700;

    margin-bottom:18px;

}
/* ==========================================================
   NAVIGATION
========================================================== */

header{

    position:fixed;

    top:0;
    left:0;

    width:100%;

    z-index:1000;

    transition:var(--transition);

}

header.scrolled{

    background:rgba(8,14,24,.82);

    backdrop-filter:blur(18px);

    border-bottom:1px solid var(--border);

}

.navbar{

    padding:20px 0;

}

.logo{

    display:flex;

    align-items:center;

    gap:16px;

}

.logo-icon{
.logo-icon img{
    width:100%;
    height:100%;
    object-fit:contain;
}
    width:56px;

    height:56px;

    border-radius:16px;

    background:linear-gradient(
        135deg,
        var(--primary),
        var(--primary-dark)
    );

    display:flex;

    align-items:center;

    justify-content:center;

    font-weight:800;

    color:#fff;

    letter-spacing:1px;

    box-shadow:
        0 12px 35px rgba(43,124,255,.35);

}

.logo-text h4{

    margin:0;

    color:#fff;

}

.logo-text span{

    color:var(--text-secondary);

    font-size:.9rem;

}

.navbar-nav{

    gap:10px;

}

.nav-link{

    color:var(--text-secondary);

    font-weight:600;

    transition:var(--transition);

    position:relative;

    padding:10px 14px !important;

}

.nav-link:hover,

.nav-link.active{

    color:#fff;

}

.nav-link::after{

    content:"";

    position:absolute;

    left:14px;

    bottom:5px;

    width:0;

    height:2px;

    background:var(--primary);

    transition:var(--transition);

}

.nav-link:hover::after,

.nav-link.active::after{

    width:calc(100% - 28px);

}

.navbar-toggler{

    border:none;

    color:#fff;

    font-size:1.8rem;

    box-shadow:none !important;

}

/* ==========================================================
   BUTTONS
========================================================== */

.btn{

    border-radius:14px;

    padding:14px 28px;

    font-weight:700;

    transition:all .3s ease;

}

.btn-primary{

    background:linear-gradient(
        135deg,
        var(--primary),
        var(--primary-dark)
    );

    border:none;

    box-shadow:
        0 15px 35px rgba(43,124,255,.35);

}

.btn-primary:hover{

    transform:translateY(-3px);

    box-shadow:
        0 22px 45px rgba(43,124,255,.45);

}

.btn-outline-light{

    border:1px solid rgba(255,255,255,.18);

    background:rgba(255,255,255,.04);

    backdrop-filter:blur(14px);

}

.btn-outline-light:hover{

    background:rgba(255,255,255,.08);

    transform:translateY(-3px);

}

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

.hero{

    min-height:100vh;

    display:flex;

    align-items:center;

    overflow:hidden;

    padding-top:140px;

}

.hero-network{

    position:absolute;

    inset:0;

    background:

        radial-gradient(circle at 30% 40%,
        rgba(43,124,255,.12),
        transparent 25%),

        radial-gradient(circle at 75% 60%,
        rgba(43,124,255,.08),
        transparent 30%);

    opacity:.9;

    pointer-events:none;

}

.hero-tag{

    display:inline-flex;

    align-items:center;

    gap:10px;

    padding:10px 18px;

    border-radius:50px;

    background:rgba(43,124,255,.12);

    border:1px solid rgba(43,124,255,.22);

    color:#9dc2ff;

    font-size:.85rem;

    letter-spacing:2px;

    font-weight:700;

    margin-bottom:28px;

}

.hero p{

    max-width:650px;

    font-size:1.15rem;

    margin-bottom:38px;

}

.hero-buttons{

    display:flex;

    gap:18px;

    flex-wrap:wrap;

}

/* ==========================================================
   HERO CARD
========================================================== */

.hero-card{

    background:var(--surface);

    backdrop-filter:blur(24px);

    border:1px solid var(--border);

    border-radius:28px;

    padding:34px;

    box-shadow:var(--shadow);

}

.hero-card-header{

    margin-bottom:28px;

}

.hero-card-header span{

    font-size:2rem;

    font-weight:800;

    color:#fff;

}

.hero-card-header p{

    margin-top:6px;

}

.hero-item{

    display:flex;

    align-items:flex-start;

    gap:18px;

    padding:18px 0;

    border-bottom:1px solid rgba(255,255,255,.06);

}

.hero-item:last-child{

    border-bottom:none;

}

.hero-item i{

    width:52px;

    height:52px;

    border-radius:14px;

    display:flex;

    align-items:center;

    justify-content:center;

    background:rgba(43,124,255,.12);

    color:var(--primary-light);

    font-size:1.4rem;

    flex-shrink:0;

}

.hero-item h5{

    color:#fff;

    margin-bottom:4px;

}

.hero-item p{

    margin:0;

    font-size:.95rem;

}
/* ==========================================================
   UNTERNEHMEN / PRIVATKUNDEN
========================================================== */

.target-section{

    position:relative;

}

.target-card{

    height:100%;

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:28px;

    padding:40px;

    backdrop-filter:blur(22px);

    transition:var(--transition);

    box-shadow:var(--shadow);

}

.target-card:hover{

    transform:translateY(-10px);

    border-color:rgba(43,124,255,.35);

    box-shadow:
        0 30px 70px rgba(0,0,0,.45);

}

.target-icon{

    width:74px;

    height:74px;

    border-radius:20px;

    display:flex;

    align-items:center;

    justify-content:center;

    margin-bottom:28px;

    background:linear-gradient(
        135deg,
        rgba(43,124,255,.22),
        rgba(43,124,255,.08)
    );

}

.target-icon i{

    font-size:2rem;

    color:var(--primary-light);

}

.target-card h3{

    margin-bottom:18px;

}

.target-card p{

    margin-bottom:30px;

}

.target-card ul{

    display:flex;

    flex-direction:column;

    gap:16px;

}

.target-card li{

    display:flex;

    align-items:center;

    gap:14px;

    color:#fff;

}

.target-card li i{

    color:var(--success);

    font-size:1.05rem;

}

/* ==========================================================
   LEISTUNGSKARTEN
========================================================== */

.service-card{

    height:100%;

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:26px;

    padding:34px;

    transition:var(--transition);

    backdrop-filter:blur(22px);

    overflow:hidden;

    position:relative;

}

.service-card::before{

    content:"";

    position:absolute;

    left:0;

    top:0;

    width:100%;

    height:4px;

    background:linear-gradient(
        90deg,
        var(--primary),
        var(--primary-light)
    );

    transform:scaleX(0);

    transform-origin:left;

    transition:.35s;

}

.service-card:hover{

    transform:translateY(-10px);

    border-color:rgba(43,124,255,.30);

    box-shadow:
        0 25px 55px rgba(0,0,0,.35);

}

.service-card:hover::before{

    transform:scaleX(1);

}

.service-icon{

    width:68px;

    height:68px;

    border-radius:18px;

    display:flex;

    align-items:center;

    justify-content:center;

    margin-bottom:24px;

    background:rgba(43,124,255,.10);

}

.service-icon i{

    font-size:1.9rem;

    color:var(--primary-light);

}

.service-card p{

    margin-bottom:22px;

}

.service-card ul{

    display:flex;

    flex-direction:column;

    gap:12px;

}

.service-card li{

    display:flex;

    align-items:center;

    gap:12px;

    color:#fff;

    font-size:.96rem;

}

.service-card li i{

    color:var(--primary-light);

}

/* ==========================================================
   WORKFLOW
========================================================== */

.workflow{

    position:relative;

}

.workflow-grid{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:30px;

}

.workflow-card{

    position:relative;

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:24px;

    padding:40px 28px;

    text-align:center;

    transition:var(--transition);

}

.workflow-card:hover{

    transform:translateY(-8px);

    border-color:rgba(43,124,255,.35);

}

.workflow-number{

    width:72px;

    height:72px;

    margin:0 auto 26px;

    border-radius:50%;

    display:flex;

    align-items:center;

    justify-content:center;

    font-size:1.4rem;

    font-weight:800;

    color:#fff;

    background:linear-gradient(
        135deg,
        var(--primary),
        var(--primary-dark)
    );

    box-shadow:
        0 15px 35px rgba(43,124,255,.35);

}

.workflow-card h3{

    margin-bottom:16px;

}

.workflow-card p{

    margin:0;

}

/* ==========================================================
   HOVER-EFFEKTE
========================================================== */

.target-card,
.service-card,
.workflow-card{

    will-change:transform;

}

.target-card:hover .target-icon,

.service-card:hover .service-icon{

    transform:rotate(-6deg) scale(1.08);

}

.target-icon,
.service-icon{

    transition:var(--transition);

}
/* ==========================================================
   WARUM TC-V
========================================================== */

.why-us{

    position:relative;

}

.feature-card{

    height:100%;

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:24px;

    padding:36px 30px;

    text-align:center;

    transition:var(--transition);

    backdrop-filter:blur(20px);

}

.feature-card:hover{

    transform:translateY(-10px);

    border-color:rgba(43,124,255,.35);

    box-shadow:0 25px 60px rgba(0,0,0,.35);

}

.feature-card i{

    font-size:2.4rem;

    color:var(--primary);

    margin-bottom:22px;

}

.feature-card h4{

    margin-bottom:14px;

}

.feature-card p{

    margin:0;

}

/* ==========================================================
   ABOUT
========================================================== */

.about{

    position:relative;

}

.section-badge{

    display:inline-block;

    padding:8px 18px;

    border-radius:999px;

    background:rgba(43,124,255,.12);

    color:var(--primary-light);

    letter-spacing:2px;

    font-size:.82rem;

    font-weight:700;

    margin-bottom:20px;

}

.about p{

    margin-bottom:18px;

}

.about-features{

    display:grid;

    grid-template-columns:repeat(2,1fr);

    gap:18px;

    margin-top:35px;

}

.about-feature{

    display:flex;

    align-items:center;

    gap:12px;

    color:#fff;

    font-weight:500;

}

.about-feature i{

    color:var(--success);

    font-size:1.1rem;

}

.about-card{

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:28px;

    padding:40px;

    backdrop-filter:blur(22px);

    box-shadow:var(--shadow);

}

.about-card-header{

    display:flex;

    align-items:center;

    gap:14px;

    font-size:1.25rem;

    font-weight:700;

    margin-bottom:35px;

}

.about-card-header i{

    color:var(--primary);

    font-size:1.5rem;

}

.about-stat{

    padding:20px 0;

    border-bottom:1px solid rgba(255,255,255,.08);

}

.about-stat:last-child{

    border-bottom:none;

}

.about-stat h3{

    margin-bottom:8px;

}

/* ==========================================================
   CONTACT
========================================================== */

.contact{

    position:relative;

}

.contact-info{

    display:flex;

    flex-direction:column;

    gap:24px;

}

.contact-item{

    display:flex;

    align-items:flex-start;

    gap:20px;

    padding:24px;

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:22px;

    transition:var(--transition);

}

.contact-item:hover{

    transform:translateY(-6px);

    border-color:rgba(43,124,255,.30);

}

.contact-item i{

    width:58px;

    height:58px;

    border-radius:16px;

    display:flex;

    align-items:center;

    justify-content:center;

    background:rgba(43,124,255,.12);

    color:var(--primary-light);

    font-size:1.4rem;

    flex-shrink:0;

}

.contact-item h5{

    margin-bottom:8px;

}

.contact-item p{

    margin:0;

}

.contact-form{

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:28px;

    padding:38px;

    backdrop-filter:blur(22px);

    box-shadow:var(--shadow);

}

.contact-form .form-control{

    background:rgba(255,255,255,.04);

    border:1px solid rgba(255,255,255,.08);

    color:#fff;

    border-radius:14px;

    padding:16px 18px;

    transition:var(--transition);

}

.contact-form .form-control:focus{

    background:rgba(255,255,255,.06);

    color:#fff;

    border-color:var(--primary);

    box-shadow:0 0 0 .2rem rgba(43,124,255,.15);

}

.contact-form .form-control::placeholder{

    color:#8b97ad;

}

textarea.form-control{

    resize:vertical;

    min-height:180px;

}
/* ==========================================================
   FOOTER
========================================================== */

footer{

    padding:90px 0 35px;

    background:#050910;

    border-top:1px solid rgba(255,255,255,.08);

}

footer h3{

    color:#fff;

    margin-bottom:12px;

}

footer h5{

    margin-bottom:18px;

    color:#fff;

}

footer p{

    margin-bottom:10px;

}

footer ul{

    display:flex;

    flex-direction:column;

    gap:12px;

}

footer a{

    color:var(--text-secondary);

    transition:var(--transition);

}

footer a:hover{

    color:var(--primary-light);

    padding-left:8px;

}

footer hr{

    border:none;

    height:1px;

    background:rgba(255,255,255,.08);

    margin:50px 0 25px;

}

.footer-bottom{

    text-align:center;

}

.footer-bottom p{

    margin:0;

    font-size:.95rem;

}

/* ==========================================================
   REVEAL ANIMATIONEN
========================================================== */

.reveal{

    opacity:0;

    transform:translateY(50px);

    transition:
        opacity .8s ease,
        transform .8s ease;

}

.reveal.active{

    opacity:1;

    transform:translateY(0);

}

/* ==========================================================
   SANFTE HOVER-EFFEKTE
========================================================== */

.hero-card,
.target-card,
.service-card,
.workflow-card,
.feature-card,
.about-card,
.contact-form,
.contact-item{

    transition:
        transform .35s ease,
        box-shadow .35s ease,
        border-color .35s ease;

}

.hero-card:hover,
.about-card:hover,
.contact-form:hover{

    transform:translateY(-6px);

    border-color:rgba(43,124,255,.30);

    box-shadow:
        0 30px 70px rgba(0,0,0,.45);

}

/* ==========================================================
   SELECTION
========================================================== */

::selection{

    background:rgba(43,124,255,.35);

    color:#fff;

}

/* ==========================================================
   FOCUS
========================================================== */

button:focus,
input:focus,
textarea:focus,
a:focus{

    outline:none;

}

/* ==========================================================
   RESPONSIVE
========================================================== */

@media (max-width:1200px){

    .workflow-grid{

        grid-template-columns:repeat(2,1fr);

    }

}

@media (max-width:992px){

    section{

        padding:90px 0;

    }

    .hero{

        min-height:auto;

        padding-top:140px;
        padding-bottom:80px;

    }

    .hero-card{

        margin-top:30px;

    }

    .navbar-collapse{

    margin-top:20px;

    padding:24px;

    border-radius:22px;

    background:rgba(8,14,24,.98);

    border:1px solid rgba(255,255,255,.08);

    box-shadow:
        0 25px 60px rgba(0,0,0,.45);

}


.navbar-nav{

    gap:8px;

}


.navbar-nav .nav-link{

    padding:14px 16px !important;

}

    }

    .about-features{

        grid-template-columns:1fr;

    }

}

@media (max-width:768px){

    h1{

        font-size:2.8rem;

    }

    h2{

        font-size:2rem;

    }
.hero{

    padding-top:120px;

}


.hero p{

    font-size:1rem;

}


.hero-buttons{

    gap:14px;

}


.hero-buttons .btn{

    width:100%;

}


.hero-card{

    padding:24px;

}


.hero-card-header span{

    font-size:1.6rem;

}
    .workflow-grid{

        grid-template-columns:1fr;

    }

    .hero-buttons{

        flex-direction:column;

    }

    .btn{

        width:100%;

    }

    .target-card,
    .service-card,
    .feature-card,
    .about-card,
    .contact-form{

        padding:28px;

    }

}

@media (max-width:576px){

    section{

        padding:70px 0;

    }

    .logo-icon{

        width:48px;
        height:48px;

        font-size:.9rem;

    }

    .logo-text h4{

        font-size:1rem;

    }

    .hero-tag{

        font-size:.72rem;

        letter-spacing:1px;

    }

    .hero-item{

        gap:14px;

    }

    .hero-item i{

        width:46px;

        height:46px;

        font-size:1.2rem;

    }

    .contact-item{

        flex-direction:column;

        align-items:flex-start;

    }

}

/* ==========================================================
   ENDE
========================================================== */
/* ==========================================================
   FORM STATUS MELDUNGEN
========================================================== */

#form-message{
    margin-bottom:30px;
}

#form-message .alert{

    border-radius:18px;
    padding:20px 24px;

    background:rgba(255,255,255,.05);

    border:1px solid rgba(255,255,255,.12);

    color:#ffffff;

    backdrop-filter:blur(15px);

    font-weight:600;

}


#form-message .alert-success{

    border-color:rgba(65,214,124,.35);

}


#form-message .alert-danger{

    border-color:rgba(255,80,80,.35);

}
/* ==========================================================
   PERFORMANCE OPTIMIERUNG
========================================================== */

img{

    height:auto;

}


.hero,
.hero-card,
.target-card,
.service-card,
.workflow-card,
.feature-card{

    transform:translateZ(0);

}