@import url('https://fonts.googleapis.com/css?family=Syne');

/* ==========================================================================
   Étude de cas : composants additionnels
   S'appuie sur les tokens réels de projets.css : Syne, fond blanc,
   bleu accent rgb(0,119,255), h1/p/.work/.videofull/.fa-arrow-left
   ========================================================================== */

:root{
    --blue: rgb(0,119,255);
    --ink: #0a0a0a;
    --grey: #6b6b6b;
    --line: #e5e5e5;
}

/* ---- curseur qui suit : projets.css le met en z-index:-1 (donc caché
   derrière le contenu). On le repasse au-dessus de tout, sans qu'il
   bloque les clics sur ce qu'il survole. ---- */

.cursor-follow{
    z-index: 9998;
    pointer-events: none;
}

/* ---- eyebrow / meta ---- */

.eyebrow{
    color: var(--blue);
    font-size: 13px;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 18px;
}

.meta-row{
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin: 40px 0 0 0;
}

.meta-item{
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--grey);
    font-weight: 700;
}

.meta-item span{
    display: block;
    color: var(--ink);
    font-size: 17px;
    text-transform: none;
    letter-spacing: 0;
    font-weight: 400;
    margin-top: 6px;
}

/* ---- copy générique lisible (le p par défaut du site est en 800, très marqué) ---- */

.body-copy{
    font-weight: 400;
    font-size: 19px;
    line-height: 1.75;
    color: #161616;
    letter-spacing: 0;
    max-width: 900px;
}

/* ---- focus block ---- */

.focus-block{
    border-left: 3px solid var(--blue);
    background: rgba(0,119,255,0.04);
    padding: 48px;
    margin: 48px 0;
}

.focus-block h3{
    color: var(--blue);
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 22px;
}

.focus-block .body-copy{
    max-width: none;
}

/* ---- kpi grid ---- */

.kpi-grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    margin: 60px 0;
}

.kpi{
    background: #fff;
    padding: 44px 20px;
    text-align: center;
}

.kpi strong{
    display: block;
    font-size: 42px;
    font-weight: 700;
    color: var(--blue);
    font-family: "Syne";
}

.kpi span{
    display: block;
    margin-top: 14px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--grey);
    line-height: 1.5;
}

.kpi-note{
    margin: -40px 0 60px;
    font-size: 13px;
    color: var(--grey);
    text-align: center;
    font-style: italic;
}

.gallery-note{
    margin: 16px 0 60px;
    font-size: 13px;
    color: var(--grey);
    text-align: center;
    font-style: italic;
}

/* ---- scale strip : signature visuelle du projet ---- */

.scale-strip{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    padding: 36px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    margin: 60px 0;
}

.scale-strip .tag{
    font-size: 12px;
    padding: 9px 18px;
    border: 1px solid #000;
    border-radius: 100px;
    letter-spacing: 0.4px;
    color: #000;
}

.scale-strip .tag.is-accent{
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
    font-weight: 700;
}

/* ---- pull quote ---- */

.pquote{
    font-family: "Syne";
    font-size: 30px;
    font-weight: 300;
    line-height: 1.45;
    color: var(--ink);
    max-width: 820px;
    margin: 64px 8%;
    padding-left: 28px;
    border-left: 3px solid var(--blue);
}

/* ---- placeholders images (pas encore de visuels réels) ---- */

.frame{
    box-sizing: border-box;
    aspect-ratio: 16/10;
    background: #f7f7f7;
    border: 1px dashed #cfcfcf;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #9a9a9a;
    font-size: 12px;
    letter-spacing: 0.4px;
    padding: 20px;
}

.work .frame{ width: 45%; margin: 1%; display: inline-flex; vertical-align: top; }
.work2 .frame{ width: 94%; margin: 1% auto; display: flex; }

/* ---- comparaison desktop / mobile ---- */

.compare-grid{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    margin: 48px 8%;
}

.compare-col{
    background: #fff;
    padding: 40px;
    box-sizing: border-box;
}

.compare-col h4{
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--grey);
    font-weight: 700;
    margin-bottom: 24px;
}

.compare-col.is-mobile h4{ color: var(--blue); }

.compare-col ul{ list-style: none; }

.compare-col li{
    font-size: 16px;
    line-height: 1.6;
    color: #1c1c1c;
    font-weight: 400;
    padding: 14px 0;
    border-top: 1px solid var(--line);
}

.compare-col li:first-child{ border-top: none; padding-top: 0; }

/* ---- modules concrets travaillés (ateliers) ---- */

.module-grid{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    margin: 48px 8%;
}

.module-grid.cols-3{
    grid-template-columns: repeat(3, 1fr);
}

.module-card{
    background: #fff;
    padding: 36px;
    box-sizing: border-box;
}

.module-card .tag-label{
    display: inline-block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--blue);
    font-weight: 700;
    margin-bottom: 14px;
}

.module-card h4{
    font-family: "Syne";
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--ink);
}

.module-card p{
    font-size: 15px;
    line-height: 1.65;
    color: #333;
    font-weight: 400;
    letter-spacing: 0;
}

/* ---- clôture "groupe coté" ---- */

.closing-band{
    background: #000;
    color: #fff;
    padding: 140px 8%;
    text-align: center;
    margin-top: 80px;
}

.closing-band .eyebrow{ color: var(--blue); }

.closing-band h2{
    font-family: "Syne";
    font-weight: 100;
    font-size: 48px;
    max-width: 900px;
    margin: 0 auto 28px;
    line-height: 1.2;
}

.closing-band p{
    color: #bdbdbd;
    font-weight: 400;
    font-size: 16px;
    max-width: 620px;
    margin: 0 auto;
    letter-spacing: 0;
}

/* ---- navigation croisée entre études de cas ---- */

.case-nav{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    flex-wrap: wrap;
    padding: 70px 8%;
    border-top: 1px solid var(--line);
}

.case-nav a{
    color: #000;
    text-decoration: none;
    font-size: 15px;
    letter-spacing: 0.5px;
    border-bottom: 1px solid transparent;
    padding-bottom: 4px;
    transition: border-color .2s, color .2s;
}

.case-nav a:hover{
    color: var(--blue);
    border-color: var(--blue);
}

.case-nav .case-nav-label{
    display: block;
    color: #999;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.case-nav .to-index{
    text-align: right;
}

/* ---- section spacing générique (le header/h1/p natif du site) ---- */

header.section{
    margin: 130px 0 0 0;
    padding: 0 8%;
}

header.section:first-of-type{
    margin-top: 100px;
}

header.section h1{
    max-width: 900px;
}

header.section .body-copy{
    margin-top: 32px;
}

.work, .work2{ padding: 0 8%; box-sizing: border-box; }

header.section + .work{ margin-top: 64px; }
header.section + .work.atelier-photos{ margin-top: 32px; }
.atelier-photos h2{ margin-top: 28px; }

/* ---- motion design system screenshots : simple grille, même taille
   partout, sans mockup : juste des captures découpées et présentées
   proprement ---- */
.work.motion-grid img{
    border-radius: 14px;
    box-shadow: 0 14px 34px rgba(0,0,0,0.12);
}

.work.bo-screens img{
    border-radius: 18px;
}

/* ---- methodo-frame : encadré pour les captures de process (personas,
   ateliers, flows, data map...) afin de les détacher proprement du fond
   blanc de la page plutôt que de les y poser telles quelles ---- */
header.section + .methodo-frame{ margin-top: 64px; }

.methodo-frame{
    margin: 0 8% 40px;
    padding: 28px;
    background: #fafafa;
    border: 1px solid var(--line);
    border-radius: 20px;
    box-sizing: border-box;
    text-align: center;
}

.methodo-frame img{
    width: 100%;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    border-radius: 10px;
    box-shadow: 0 10px 26px rgba(0,0,0,0.10);
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.methodo-frame:hover img{
    transform: scale(1.02);
}

.methodo-frame.cols-2{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

.methodo-frame.cols-2 img{
    width: 100%;
    margin: 0;
}

.methodo-frame.cols-2 .methodo-caption{
    grid-column: 1 / -1;
}

.methodo-caption{
    margin-top: 20px;
    color: var(--grey);
    font-size: 15px;
    letter-spacing: 0.2px;
    font-weight: 500;
    line-height: 1.5;
}

footer{ padding: 0 8%; }

/* ---- avant / après : écrans de l'ancienne application comparés
   à leur refonte, alignés sur la même hauteur visuelle malgré des
   ratios différents (capture brute vs mockup avec fond) ---- */
.screen-compare-grid{
    display: flex;
    flex-direction: column;
    gap: 80px;
    margin: 56px 8% 56px;
}

.screen-compare{
    display: grid;
    grid-template-columns: 5fr 9fr;
    gap: 32px;
    align-items: end;
    max-width: 780px;
    margin: 0 auto;
}

.screen-compare-col{
    text-align: center;
}

.screen-compare-label{
    display: inline-block;
    font-family: "Syne", sans-serif;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 28px;
}

.screen-compare-label.is-before{
    background: rgba(0,0,0,0.06);
    color: var(--grey);
}

.screen-compare-label.is-after{
    background: rgba(0,119,255,0.08);
    color: var(--blue);
    border: 1px solid rgba(0,119,255,0.2);
}

.screen-compare-col img{
    width: 100%;
    display: block;
    border-radius: 18px;
    box-shadow: 0 14px 34px rgba(0,0,0,0.12);
}

.screen-compare-caption{
    grid-column: 1 / -1;
    text-align: center;
    margin-top: 24px;
    color: var(--grey);
    font-size: 15px;
    font-weight: 500;
}

/* ---- hero de projet : vidéo dégradé (carte compacte) + titre qui dépasse du cadre ---- */

.videofull{
    height: 58vh;
    min-height: 340px;
    max-height: 600px;
    border-radius: 28px;
}

.videofull::after{
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,0.4) 100%);
    pointer-events: none;
}

.hero-overlay-title{
    position: relative;
    z-index: 2;
    margin: -0.32em 0 0;
    padding: 0 8%;
    color: var(--ink);
    font-weight: 700;
    line-height: 0.94;
    font-size: clamp(48px, 10vw, 132px);
    opacity: 0;
    animation: heroFadeUp 1s 0.15s cubic-bezier(0.16,1,0.3,1) forwards;
}

.hero-scroll{
    position: absolute;
    right: 40px;
    bottom: 28px;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: #fff;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0;
    animation: heroFadeUp 0.9s 0.5s cubic-bezier(0.16,1,0.3,1) forwards;
}

.hero-scroll-line{
    position: relative;
    width: 1px;
    height: 40px;
    overflow: hidden;
    background: rgba(255,255,255,0.3);
}

.hero-scroll-line::after{
    content: "";
    position: absolute;
    left: 0;
    top: -100%;
    width: 100%;
    height: 100%;
    background: #fff;
    animation: heroScrollLine 2.4s ease-in-out infinite;
}

@keyframes heroFadeUp{
    from{ opacity: 0; transform: translateY(26px); }
    to{ opacity: 1; transform: translateY(0); }
}

@keyframes heroScrollLine{
    0%   { top: -100%; }
    50%  { top: 0%; }
    100% { top: 100%; }
}

@media (prefers-reduced-motion: reduce){
    .hero-overlay-title, .hero-scroll{ animation: none !important; opacity: 1; }
    .hero-scroll-line::after{ animation: none; }
}

/* ---- liens externes / footer de page (okaidi.fr, jacadi.fr, oxybul.fr...) ---- */

.external-links{
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.external-links a{
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    letter-spacing: 0.5px;
    color: #000;
    text-decoration: none;
    border: 1px solid #000;
    border-radius: 100px;
    padding: 10px 18px;
    transition: background .2s, color .2s, border-color .2s;
}

.external-links a:hover{
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
}

/* variante sur fond sombre (dans .closing-band) */

.closing-band .external-links{
    justify-content: center;
    margin: 28px auto 0;
}

.closing-band .external-links a{
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}

.closing-band .external-links a:hover{
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
}

/* ---- responsive ---- */

@media only screen and (max-width: 991px){
    .kpi-grid{ grid-template-columns: repeat(2, 1fr); }
    .pquote{ font-size: 22px; }
    .closing-band{ padding: 90px 6%; }
    .closing-band h2{ font-size: 30px; }
    header.section{ padding: 0 6%; margin-top: 90px; }
    .work, .work2{ padding: 0 6%; }
    .methodo-frame{ margin: 0 6% 28px; padding: 18px; }
    .methodo-frame.cols-2{ grid-template-columns: 1fr; }
    .screen-compare-grid{ margin: 40px 6% 40px; gap: 56px; }
    .screen-compare{ grid-template-columns: 1fr; gap: 16px; max-width: 300px; }
    .screen-compare-col img{ max-width: 300px; margin: 0 auto; }
    footer{ padding: 0 6%; }
    .case-nav{ padding: 50px 6%; }
    .case-nav .to-index{ text-align: left; }
    .meta-row{ gap: 24px; }
    .compare-grid, .module-grid, .module-grid.cols-3{ grid-template-columns: 1fr; margin: 40px 6%; }
    .pquote{ margin: 48px 6%; }
    .videofull{ height: 46vh; border-radius: 20px; }
    .hero-overlay-title{ padding: 0 6%; font-size: clamp(36px, 12vw, 80px); }
    .hero-scroll{ right: 24px; bottom: 28px; }
    .work .frame{ width: 90%; margin: 2%; }
    .work2 .frame{ width: 96%; }
    header.section h1{ font-size: 42px; }
}

@media only screen and (max-width: 700px){
    .hero-scroll{ display: none; }
}

@media only screen and (max-width: 600px){
    .kpi-grid{ grid-template-columns: 1fr; }
    .kpi{ padding: 32px 20px; }
    .kpi strong{ font-size: 34px; }
    .meta-row{ gap: 20px; flex-direction: column; }
    .closing-band h2{ font-size: 24px; }
    .pquote{ font-size: 19px; }
    header.section h1{ font-size: 30px; }
    .scale-strip{ gap: 8px; }
    .scale-strip .tag{ font-size: 11px; padding: 7px 14px; }
}

/* ---- listes simples dans un paragraphe / focus-block ---- */

.body-copy ul, .focus-block ul{
    margin: 20px 0 0 20px;
    padding: 0;
}

.focus-block .meta-row{ margin-top: 28px; }
.focus-block .meta-row + .body-copy{ margin-top: 32px; }

.body-copy li, .focus-block li{
    font-size: 17px;
    line-height: 1.6;
    margin-bottom: 12px;
    color: #161616;
}

.focus-block li{ font-size: 16px; }