/* ======================================================
   CRD BERLIN
   MAIN STYLESHEET
====================================================== */

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

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

html{

    scroll-behavior:smooth;

}

body{

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

    font-size:16px;

    line-height:1.7;

    color:#222;

    background:#ffffff;

    overflow-x:hidden;

}

img{

    display:block;

    max-width:100%;

}

a{

    text-decoration:none;

    color:inherit;

}

ul{

    list-style:none;

}

button,
input,
textarea{

    font-family:inherit;

}

/* ===========================
   VARIABLES
=========================== */

:root{

    --primary:#111111;

    --secondary:#555555;

    --accent:#c7a46a;

    --white:#ffffff;

    --light:#f7f7f7;

    --border:#e7e7e7;

    --shadow:0 18px 40px rgba(0,0,0,.08);

    --transition:.35s ease;

    --radius:18px;

    --container:1240px;

}

/* ===========================
   GENERAL
=========================== */

.container{

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

    margin:auto;

}

.section{

    padding:120px 0;

}

.section-title{

    max-width:720px;

    margin:0 auto 80px;

    text-align:center;

}

.section-title span{

    display:inline-block;

    letter-spacing:3px;

    text-transform:uppercase;

    color:var(--accent);

    font-size:.8rem;

    font-weight:600;

    margin-bottom:18px;

}

.section-title h2{

    font-size:clamp(2rem,4vw,3.3rem);

    font-weight:600;

    line-height:1.2;

    margin-bottom:25px;

}

.section-title p{

    color:var(--secondary);

    font-size:1.05rem;

}

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

.btn{

    display:inline-flex;

    align-items:center;

    justify-content:center;

    padding:16px 34px;

    border-radius:100px;

    transition:var(--transition);

    font-weight:600;

    cursor:pointer;

}

.btn-primary{

    background:var(--primary);

    color:#fff;

}

.btn-primary:hover{

    transform:translateY(-3px);

    background:#000;

}

.btn-secondary{

    border:1px solid rgba(255,255,255,.35);

    color:#fff;

}

.btn-secondary:hover{

    background:#fff;

    color:#111;

}

/* ===========================
   HEADER
=========================== */

.header{

    position:fixed;

    top:0;

    left:0;

    width:100%;

    z-index:1000;

    transition:all .4s ease;

}

.header.scrolled{

    background:#fff;

    box-shadow:0 10px 35px rgba(0,0,0,.08);

}

.header-container{

    height:90px;

    display:flex;

    align-items:center;

    justify-content:space-between;

}

.logo img{

    height:58px;

    transition:var(--transition);

}

.navigation ul{

    display:flex;

    gap:42px;

}

.navigation a{

    position:relative;

    font-weight:500;

    color:#fff;

    transition:var(--transition);

}

.header.scrolled .navigation a{

    color:#111;

}

.navigation a::after{

    content:"";

    position:absolute;

    left:0;

    bottom:-6px;

    width:0;

    height:2px;

    background:var(--accent);

    transition:var(--transition);

}

.navigation a:hover::after{

    width:100%;

}

.header-button{

    padding:14px 26px;

    border-radius:100px;

    background:#fff;

    color:#111;

    font-weight:600;

    transition:var(--transition);

}

.header-button:hover{

    transform:translateY(-2px);

}

.header.scrolled .header-button{

    background:#111;

    color:#fff;

}

.mobile-toggle{

    display:none;

}

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

.hero{

    position:relative;

    min-height:100vh;

    display:flex;

    align-items:center;

    background:url("../images/hero.webp") center center/cover no-repeat;

    color:#fff;

}

.hero-overlay{

    position:absolute;

    inset:0;

    background:rgba(0,0,0,.45);

}

.hero-container{

    position:relative;

    z-index:2;

}

.hero-content{

    max-width:720px;

}

.hero-label{

    display:inline-block;

    margin-bottom:20px;

    letter-spacing:4px;

    text-transform:uppercase;

    color:var(--accent);

    font-size:.8rem;

    font-weight:600;

}

.hero h1{

    font-size:clamp(3.5rem,8vw,6rem);

    line-height:1.05;

    margin-bottom:30px;

}

.hero h1 span{

    display:block;

    color:var(--accent);

}

.hero p{

    font-size:1.15rem;

    color:rgba(255,255,255,.9);

    max-width:620px;

    margin-bottom:45px;

}

.hero-buttons{

    display:flex;

    gap:20px;

    flex-wrap:wrap;

}
.scroll-indicator{

    position:absolute;

    bottom:40px;

    left:50%;

    transform:translateX(-50%);

    width:34px;

    height:60px;

    border:2px solid rgba(255,255,255,.6);

    border-radius:30px;

    display:flex;

    justify-content:center;

    align-items:flex-start;

    padding-top:10px;

    z-index:2;

}

.scroll-indicator span{

    width:6px;

    height:12px;

    background:#fff;

    border-radius:20px;

    animation:scrollDown 2s infinite;

}

@keyframes scrollDown{

    0%{

        opacity:0;

        transform:translateY(0);

    }

    50%{

        opacity:1;

    }

    100%{

        opacity:0;

        transform:translateY(20px);

    }

}

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

.about{

    background:#fff;

}

.about-grid{

    display:grid;

    grid-template-columns:1fr 1fr;

    gap:90px;

    align-items:center;

}

.about-image{

    position:relative;

}

.about-image img{

    width:100%;

    border-radius:var(--radius);

    box-shadow:var(--shadow);

}

.about-content h3{

    font-size:2rem;

    line-height:1.3;

    margin-bottom:30px;

}

.about-content p{

    color:var(--secondary);

    margin-bottom:22px;

}

.about-content blockquote{

    margin:40px 0;

    padding:30px;

    border-left:5px solid var(--accent);

    background:var(--light);

    font-size:1.15rem;

    font-style:italic;

    color:#333;

    border-radius:0 var(--radius) var(--radius) 0;

}

.about-features{

    display:grid;

    grid-template-columns:repeat(3,1fr);

    gap:25px;

    margin-top:45px;

}

.feature{

    background:#fff;

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

    border-radius:var(--radius);

    padding:28px;

    transition:var(--transition);

}

.feature:hover{

    transform:translateY(-8px);

    box-shadow:var(--shadow);

}

.feature h4{

    margin-bottom:12px;

    font-size:1.1rem;

}

.feature p{

    margin:0;

    color:var(--secondary);

    font-size:.95rem;

}

/* ===========================
   SERVICES
=========================== */

.services{

    background:var(--light);

}

.services-grid{

    display:grid;

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

    gap:35px;

}

.service-card{

    background:#fff;

    border-radius:var(--radius);

    padding:45px;

    transition:var(--transition);

    border:1px solid transparent;

}

.service-card:hover{

    transform:translateY(-10px);

    box-shadow:var(--shadow);

    border-color:rgba(199,164,106,.35);

}

.service-number{

    font-size:3rem;

    font-weight:700;

    color:rgba(199,164,106,.25);

    margin-bottom:20px;

}

.service-card h3{

    font-size:1.5rem;

    margin-bottom:20px;

}

.service-card p{

    color:var(--secondary);

    margin-bottom:30px;

}

.service-link{

    display:inline-flex;

    align-items:center;

    gap:10px;

    color:var(--accent);

    font-weight:600;

    transition:var(--transition);

}

.service-link:hover{

    transform:translateX(6px);

}

.services-cta{

    margin-top:90px;

    text-align:center;

    background:#111;

    color:#fff;

    border-radius:var(--radius);

    padding:80px 60px;

}

.services-cta p{

    color:rgba(255,255,255,.75);

    margin-bottom:18px;

}

.services-cta h3{

    font-size:2.2rem;

    margin-bottom:35px;

    line-height:1.3;

}

/* ===========================
   APPROACH
=========================== */

.approach{

    background:#fff;

}

.approach-grid{

    display:grid;

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

    gap:30px;

}

.approach-card{

    padding:40px 35px;

    border-radius:var(--radius);

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

    transition:var(--transition);

    text-align:left;

}

.approach-card:hover{

    transform:translateY(-8px);

    box-shadow:var(--shadow);

}

.step{

    width:70px;

    height:70px;

    display:flex;

    align-items:center;

    justify-content:center;

    border-radius:50%;

    background:var(--accent);

    color:#fff;

    font-size:1.2rem;

    font-weight:700;

    margin-bottom:30px;

}

.approach-card h3{

    font-size:1.35rem;

    margin-bottom:18px;

}

.approach-card p{

    color:var(--secondary);

}
/* ===========================
   CTA
=========================== */

.cta{

    background:#111;

    color:#fff;

    text-align:center;

}

.cta-content{

    max-width:850px;

    margin:auto;

}

.cta-content span{

    display:inline-block;

    color:var(--accent);

    text-transform:uppercase;

    letter-spacing:3px;

    font-size:.8rem;

    font-weight:600;

    margin-bottom:20px;

}

.cta-content h2{

    font-size:clamp(2.4rem,5vw,4rem);

    line-height:1.2;

    margin-bottom:30px;

}

.cta-content p{

    max-width:700px;

    margin:0 auto 45px;

    color:rgba(255,255,255,.82);

    font-size:1.08rem;

}

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

.contact{

    background:#ffffff;

}

.contact-grid{

    display:grid;

    grid-template-columns:420px 1fr;

    gap:70px;

    align-items:flex-start;

}

.contact-information{

    display:flex;

    flex-direction:column;

    gap:30px;

}

.contact-item{

    background:#fff;

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

    border-radius:var(--radius);

    padding:35px;

    transition:var(--transition);

}

.contact-item:hover{

    transform:translateY(-5px);

    box-shadow:var(--shadow);

}

.contact-item h4{

    font-size:1rem;

    text-transform:uppercase;

    letter-spacing:2px;

    color:var(--accent);

    margin-bottom:15px;

}

.contact-item p{

    color:var(--secondary);

    line-height:1.8;

}

.contact-form-container{

    background:#fff;

    border-radius:var(--radius);

    padding:50px;

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

    box-shadow:var(--shadow);

}

.contact-form{

    display:flex;

    flex-direction:column;

    gap:25px;

}

.form-group{

    width:100%;

}

.contact-form input,
.contact-form textarea{

    width:100%;

    padding:18px 22px;

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

    border-radius:12px;

    background:#fafafa;

    font-size:1rem;

    transition:var(--transition);

    resize:none;

}

.contact-form input:focus,
.contact-form textarea:focus{

    outline:none;

    border-color:var(--accent);

    background:#fff;

}

.contact-form button{

    border:none;

    width:max-content;

}

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

.footer{

    background:#111;

    color:#fff;

    padding:90px 0 30px;

}

.footer-grid{

    display:grid;

    grid-template-columns:2fr 1fr 1fr 1fr;

    gap:60px;

    margin-bottom:60px;

}

.footer-logo{

    width:170px;

    margin-bottom:30px;

}

.footer-column h3{

    margin-bottom:22px;

    font-size:1.15rem;

}

.footer-column p{

    color:rgba(255,255,255,.75);

    margin-bottom:12px;

}

.footer-column ul{

    display:flex;

    flex-direction:column;

    gap:14px;

}

.footer-column ul li{

    color:rgba(255,255,255,.75);

    transition:var(--transition);

}

.footer-column ul li:hover{

    color:var(--accent);

    transform:translateX(4px);

}

.footer-column a{

    transition:var(--transition);

}

.footer-column a:hover{

    color:var(--accent);

}

.footer-bottom{

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

    padding-top:30px;

    text-align:center;

    color:rgba(255,255,255,.6);

}

/* ===========================
   BACK TO TOP
=========================== */

.back-to-top{

    position:fixed;

    right:30px;

    bottom:30px;

    width:55px;

    height:55px;

    border-radius:50%;

    background:#111;

    color:#fff;

    display:flex;

    align-items:center;

    justify-content:center;

    font-size:1.3rem;

    opacity:0;

    visibility:hidden;

    transition:var(--transition);

    z-index:999;

    box-shadow:var(--shadow);

}

.back-to-top.active{

    opacity:1;

    visibility:visible;

}

.back-to-top:hover{

    background:var(--accent);

}

/* ===========================
   WHATSAPP
=========================== */

.whatsapp-button{

    position:fixed;

    left:30px;

    bottom:30px;

    width:62px;

    height:62px;

    border-radius:50%;

    background:#25D366;

    display:flex;

    align-items:center;

    justify-content:center;

    box-shadow:0 15px 35px rgba(0,0,0,.18);

    transition:var(--transition);

    z-index:999;

}

.whatsapp-button:hover{

    transform:translateY(-6px) scale(1.05);

}

.whatsapp-button img{

    width:30px;

    height:30px;

}

/* ===========================
   REVEAL ANIMATIONS
=========================== */

.reveal{

    opacity:0;

    transform:translateY(50px);

    transition:all .8s ease;

}

.reveal.active{

    opacity:1;

    transform:translateY(0);

}

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

::selection{

    background:var(--accent);

    color:#fff;

}

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

::-webkit-scrollbar{

    width:10px;

}

::-webkit-scrollbar-track{

    background:#efefef;

}

::-webkit-scrollbar-thumb{

    background:var(--accent);

    border-radius:20px;

}

::-webkit-scrollbar-thumb:hover{

    background:#b58d55;

}