/*==================================================
    Roland MARC
    L'Ère des Images Intelligentes
==================================================*/

:root{

--bleu:#07152d;
--bleu2:#0d2d63;
--or:#d7b15c;
--blanc:#f5f7fb;
--gris:#c8d0dc;
--ombre:0 20px 60px rgba(0,0,0,.35);

}

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

html{
scroll-behavior:smooth;
}

body{

font-family:'Poppins',sans-serif;
background:#07152d;
color:var(--blanc);
line-height:1.7;
overflow-x:hidden;

}

/***************************************************
CONTAINER
****************************************************/

.container{

width:min(1180px,92%);
margin:auto;

}

/***************************************************
HEADER
****************************************************/

header{

position:fixed;
top:0;
left:0;
right:0;

z-index:1000;

background:rgba(7,21,45,.55);

backdrop-filter:blur(14px);

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

transition:.4s;

}

nav{

height:82px;

display:flex;
align-items:center;
justify-content:space-between;

}

.logo{

font-size:32px;
font-weight:800;
letter-spacing:1px;

}

.logo span{

color:var(--or);

}

nav ul{

display:flex;
gap:45px;

list-style:none;

}

nav a{

color:white;

text-decoration:none;

font-weight:500;

transition:.35s;

}

nav a:hover{

color:var(--or);

}

/***************************************************
HERO
****************************************************/

.hero{

height:100vh;

position:relative;

display:flex;
align-items:center;

background:

linear-gradient(rgba(7,21,45,.72),
rgba(7,21,45,.82)),

url(images/hero.jpg);

background-size:cover;
background-position:center;

}

.hero::after{

content:"";

position:absolute;
inset:0;

background:

url(images/particules.png);

background-size:cover;

opacity:.55;

pointer-events:none;

}

.hero-content{

position:relative;
z-index:10;

max-width:760px;

}

.hero h1{

font-size:64px;

font-weight:800;

line-height:1.1;

margin-bottom:35px;

}

.hero p{

font-size:22px;

color:#d8dce5;

margin-bottom:45px;

max-width:720px;

}

/***************************************************
BOUTONS
****************************************************/

.hero-buttons{

display:flex;
gap:25px;
flex-wrap:wrap;

}

.btn-primary{

background:linear-gradient(135deg,#e4c16c,#c59b3d);

color:#061021;

padding:18px 42px;

border-radius:50px;

font-weight:700;

text-decoration:none;

box-shadow:0 15px 40px rgba(0,0,0,.25);

transition:.35s;

}

.btn-primary:hover{

transform:translateY(-4px);

box-shadow:0 20px 45px rgba(0,0,0,.4);

}

.btn-secondary{

border:2px solid rgba(255,255,255,.4);

padding:18px 42px;

border-radius:50px;

text-decoration:none;

color:white;

transition:.35s;

}

.btn-secondary:hover{

background:white;
color:#07152d;

}

/***************************************************
SECTIONS
****************************************************/

section{

padding:110px 0;

}

section h2{

font-size:48px;

text-align:center;

margin-bottom:70px;

}

/***************************************************
CARDS
****************************************************/

.cards{

display:grid;

grid-template-columns:

repeat(auto-fit,minmax(250px,1fr));

gap:35px;

}

.card{

background:

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

backdrop-filter:blur(12px);

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

border-radius:22px;

padding:42px;

text-decoration:none;

color:white;

transition:.4s;

box-shadow:var(--ombre);

}

.card:hover{

transform:translateY(-10px);

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

border-color:rgba(215,177,92,.45);

}

.card .icon{

font-size:58px;

margin-bottom:25px;

}

.card h3{

font-size:30px;

margin-bottom:20px;

color:var(--or);

}

.card p{

color:#d2d8e4;

}

/***************************************************
A PROPOS
****************************************************/

.apropos-grid{

display:grid;

grid-template-columns:

380px 1fr;

gap:70px;

align-items:center;

}

.apropos img{

width:100%;

border-radius:22px;

box-shadow:var(--ombre);

}

.apropos p{

margin-bottom:25px;

font-size:18px;

color:#d4dae6;

}

/***************************************************
CITATION
****************************************************/

.citation{

background:

linear-gradient(90deg,

#0b2248,

#08162f);

text-align:center;

}

.citation h2{

font-size:44px;

max-width:900px;

margin:auto;

font-weight:600;

color:white;

}

/***************************************************
CONTACT
****************************************************/

.contact{

text-align:center;

}

.contact p{

margin-bottom:35px;

color:#d6dce6;

}

form{

max-width:700px;

margin:auto;

display:grid;

gap:18px;

}

input{

padding:18px;

border-radius:12px;

border:none;

font-size:18px;

}

button{

padding:18px;

background:linear-gradient(135deg,#e4c16c,#c49d41);

border:none;

border-radius:12px;

font-size:20px;

font-weight:700;

cursor:pointer;

transition:.35s;

}

button:hover{

transform:scale(1.03);

}

/***************************************************
FOOTER
****************************************************/

footer{

padding:50px 0;

text-align:center;

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

background:#061021;

color:#a9b4c7;

}

/***************************************************
RESPONSIVE
****************************************************/

@media(max-width:900px){

.hero h1{

font-size:48px;

}

.hero p{

font-size:20px;

}

.apropos-grid{

grid-template-columns:1fr;

}

nav ul{

display:none;

}

section h2{

font-size:36px;

}

}

@media(max-width:600px){

.hero h1{

font-size:38px;

}

.hero-buttons{

flex-direction:column;

}

.btn-primary,
.btn-secondary{

text-align:center;

}

.cards{

grid-template-columns:1fr;

}

}