/* ============================================================
   ETM PowerSync — Système de design partagé
   Dark technique · IBM Plex Sans/Mono · couleurs de marque
   À lier dans chaque page : <link rel="stylesheet" href="powersync.css">
   Polices auto-hébergées dans /fonts/ (RGPD — aucune requête vers Google)
   ============================================================ */

/* IBM Plex Sans — latin-ext (caractères français : é è à ç…) */
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:300;font-display:swap;src:url('fonts/ibm-plex-sans-latin-ext-300.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/ibm-plex-sans-latin-ext-400.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/ibm-plex-sans-latin-ext-500.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/ibm-plex-sans-latin-ext-600.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/ibm-plex-sans-latin-ext-700.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}

/* IBM Plex Sans — latin */
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:300;font-display:swap;src:url('fonts/ibm-plex-sans-latin-300.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/ibm-plex-sans-latin-400.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/ibm-plex-sans-latin-500.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/ibm-plex-sans-latin-600.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/ibm-plex-sans-latin-700.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* IBM Plex Mono — latin-ext */
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/ibm-plex-mono-latin-ext-400.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/ibm-plex-mono-latin-ext-500.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/ibm-plex-mono-latin-ext-600.woff2') format('woff2');unicode-range:U+0100-02AF,U+0304,U+0308,U+0329,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF}

/* IBM Plex Mono — latin */
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/ibm-plex-mono-latin-400.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/ibm-plex-mono-latin-500.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/ibm-plex-mono-latin-600.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --bg:#0a1f2b;
  --bg-2:#0d2b3b;
  --panel:#102f3f;
  --line:rgba(49,163,221,.16);
  --line-strong:rgba(49,163,221,.34);
  --cyan:#31a3dd;
  --amber:#fec113;
  --txt:#e6f1f6;
  --txt-dim:#8fa9b5;
  --txt-faint:#5d7682;
  --green:#3fd18a;
  --sans:'IBM Plex Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--txt);font-family:var(--sans);
  font-weight:400;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:54px 54px;background-position:center top;
}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(49,163,221,.14),transparent 70%)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;position:relative;z-index:1}
a{color:inherit;text-decoration:none}

/* labels techniques */
.tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);font-weight:500}
.tag::before{content:"// "}

/* NAV */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);background:rgba(10,31,43,.72);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-family:var(--mono);font-weight:600;font-size:1.02rem;letter-spacing:.02em;display:flex;align-items:center;gap:.55rem}
.logo b{color:var(--cyan)}
.logo .dot{width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 12px var(--amber);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.navlinks{display:flex;gap:30px;align-items:center;font-size:.9rem;color:var(--txt-dim)}
.navlinks a{transition:color .2s}
.navlinks a:hover,.navlinks a.active{color:var(--txt)}
.navlinks a.active{color:var(--cyan)}
.navlinks .cta{font-family:var(--mono);font-size:.8rem;color:var(--bg);background:var(--cyan);padding:9px 16px;border-radius:4px;font-weight:600;transition:transform .15s,box-shadow .2s}
.navlinks .cta:hover{transform:translateY(-1px);box-shadow:0 6px 22px rgba(49,163,221,.35);color:var(--bg)}
/* hamburger (mobile) : caché en desktop */
.hamburger{display:none;background:none;border:0;cursor:pointer;padding:8px;color:var(--txt);margin-left:auto}
.hamburger svg{width:26px;height:26px;display:block}
.hamburger .i-close{display:none}
.hamburger.open .i-open{display:none}
.hamburger.open .i-close{display:block}

@media(max-width:820px){
  .hamburger{display:block}
  /* panneau déroulant : la navlinks passe en colonne, absolute sous le header */
  .navlinks{
    position:absolute;top:66px;left:0;right:0;
    background:rgba(10,31,43,.98);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;
    padding:0 28px;
    max-height:0;overflow:hidden;
    transition:max-height .28s ease, padding .28s ease;
  }
  .navlinks.open{max-height:480px;padding:14px 28px 22px}
  .navlinks a{display:block;padding:14px 0;border-bottom:1px solid var(--line);font-size:1rem}
  .navlinks a:last-of-type{border-bottom:none}
  .navlinks .cta{margin-top:14px;text-align:center;padding:13px 22px}
}

/* HERO pleine page (accueil) */
.hero{padding:92px 0 70px;position:relative}
h1{font-size:clamp(2.3rem,5.4vw,4.1rem);line-height:1.04;font-weight:600;letter-spacing:-.02em;margin:18px 0 0;max-width:16ch}
h1 em{font-style:normal;color:var(--cyan)}
.lead{margin-top:22px;font-size:1.16rem;color:var(--txt-dim);max-width:54ch;font-weight:300}
.lead b{color:var(--txt);font-weight:500}

/* PAGE-HERO (pages internes, plus compact) */
.page-hero{padding:64px 0 40px;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2rem,4.4vw,3.2rem);max-width:20ch}
.page-hero .lead{margin-top:18px}

/* boutons */
.herobtns{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.btn{font-family:var(--mono);font-size:.86rem;font-weight:600;padding:13px 22px;border-radius:5px;display:inline-flex;align-items:center;gap:.5rem;transition:transform .15s,box-shadow .2s,border-color .2s}
.btn-primary{background:var(--cyan);color:var(--bg)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 26px rgba(49,163,221,.4);color:var(--bg)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--txt)}
.btn-ghost:hover{border-color:var(--cyan);transform:translateY(-2px)}
.btn-arrow{transition:transform .2s}
.btn:hover .btn-arrow{transform:translateX(3px)}

/* bandeau instrumentation */
.strip{margin-top:58px;border:1px solid var(--line);border-radius:10px;background:linear-gradient(180deg,var(--panel),rgba(16,47,63,.4));display:grid;grid-template-columns:repeat(4,1fr)}
.strip div{padding:20px 22px;border-right:1px solid var(--line)}
.strip div:last-child{border-right:none}
.strip .k{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-faint)}
.strip .v{font-size:1.5rem;font-weight:600;margin-top:6px;font-family:var(--mono)}
.strip .v small{font-size:.8rem;color:var(--txt-dim);font-weight:400}
.strip .v.cyan{color:var(--cyan)}.strip .v.amber{color:var(--amber)}.strip .v.green{color:var(--green)}
@media(max-width:760px){.strip{grid-template-columns:repeat(2,1fr)}.strip div:nth-child(2){border-right:none}}

/* SECTION */
section{padding:84px 0;position:relative}
.sec-head{max-width:60ch;margin-bottom:46px}
.sec-head h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:600;letter-spacing:-.015em;margin-top:14px}
.sec-head p{color:var(--txt-dim);margin-top:14px;font-size:1.05rem;font-weight:300}
.divider{border:none;border-top:1px solid var(--line)}

/* PROSE (articles / manifeste) */
.prose{max-width:64ch}
.prose p{color:var(--txt-dim);font-size:1.08rem;font-weight:300;margin-bottom:22px}
.prose p b,.prose strong{color:var(--txt);font-weight:500}
.prose h3{font-size:1.3rem;font-weight:600;margin:42px 0 14px;color:var(--txt)}
.prose .pull{font-size:1.5rem;line-height:1.4;font-weight:300;color:var(--txt);border-left:3px solid var(--cyan);padding-left:24px;margin:38px 0}
.prose .pull em{font-style:normal;color:var(--cyan)}

/* GRID + cells (fonctions, valeurs) */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:880px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid,.grid.cols-2{grid-template-columns:1fr}}
.cell{background:var(--bg-2);padding:26px 24px;transition:background .25s;position:relative}
.cell:hover{background:var(--panel)}
.cell .icon{width:34px;height:34px;color:var(--cyan);margin-bottom:16px}
.cell .num{font-family:var(--mono);font-size:.72rem;color:var(--amber);letter-spacing:.1em}
.cell h3{font-size:1.06rem;font-weight:600;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-top:6px}
.cell p{color:var(--txt-dim);font-size:.92rem;margin-top:9px;font-weight:300}

/* badges statut */
.badge{font-family:var(--mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:20px;font-weight:600;white-space:nowrap}
.b-ok{color:var(--green);background:rgba(63,209,138,.12);border:1px solid rgba(63,209,138,.3)}
.b-part{color:var(--amber);background:rgba(254,193,19,.1);border:1px solid rgba(254,193,19,.3)}
.b-road{color:var(--txt-faint);background:rgba(93,118,130,.1);border:1px solid rgba(93,118,130,.3)}
.legend{display:flex;gap:22px;flex-wrap:wrap;margin-top:24px;font-family:var(--mono);font-size:.74rem;color:var(--txt-dim)}
.legend span{display:inline-flex;align-items:center;gap:7px}
.legend i{width:9px;height:9px;border-radius:50%;display:inline-block}

/* split (texte + visuel) */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
.split.rev{grid-template-columns:.9fr 1.1fr}
@media(max-width:820px){.split,.split.rev{grid-template-columns:1fr;gap:34px}}
.checklist{list-style:none;margin-top:24px}
.checklist li{display:flex;gap:13px;padding:13px 0;border-bottom:1px solid var(--line);font-size:.98rem}
.checklist li:last-child{border-bottom:none}
.checklist .ck{color:var(--cyan);font-family:var(--mono);flex:none}
.checklist b{color:var(--txt)}.checklist span{color:var(--txt-dim)}

/* terminal */
.terminal{background:#06151d;border:1px solid var(--line-strong);border-radius:10px;overflow:hidden;font-family:var(--mono);font-size:.82rem}
.terminal .bar{background:rgba(49,163,221,.08);padding:11px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px;color:var(--txt-faint);font-size:.72rem;letter-spacing:.1em}
.terminal .bar i{width:10px;height:10px;border-radius:50%;background:var(--txt-faint);opacity:.5}
.terminal .body{padding:18px 16px;line-height:1.9;color:var(--txt-dim)}
.terminal .body .c{color:var(--txt-faint)}.terminal .body .g{color:var(--green)}
.terminal .body .y{color:var(--amber)}.terminal .body .b{color:var(--cyan)}

/* TIERS (offre Open Core) */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:880px){.tiers{grid-template-columns:1fr}}
.tier{border:1px solid var(--line);border-radius:12px;padding:30px 26px;background:var(--bg-2);display:flex;flex-direction:column;transition:transform .2s,border-color .2s}
.tier:hover{transform:translateY(-3px);border-color:var(--line-strong)}
.tier.feat{border-color:var(--cyan);background:linear-gradient(180deg,var(--panel),var(--bg-2));box-shadow:0 0 40px rgba(49,163,221,.08)}
.tier .tname{font-family:var(--mono);font-size:1.15rem;font-weight:600;display:flex;align-items:center;gap:.5rem}
.tier .tlic{font-family:var(--mono);font-size:.68rem;color:var(--txt-faint);letter-spacing:.1em;text-transform:uppercase;margin-top:4px}
.tier .tdesc{color:var(--txt-dim);font-size:.94rem;font-weight:300;margin:16px 0 20px}
.tier ul{list-style:none;flex:1}
.tier ul li{font-size:.9rem;padding:9px 0;border-top:1px solid var(--line);display:flex;gap:10px;color:var(--txt-dim)}
.tier ul li::before{content:"▸";color:var(--cyan);flex:none}
.tier .pill{font-family:var(--mono);font-size:.6rem;padding:3px 9px;border-radius:20px;background:rgba(49,163,221,.14);color:var(--cyan);letter-spacing:.08em;text-transform:uppercase}

/* compat */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px;font-family:var(--mono);font-size:.76rem}
.filters button{background:var(--panel);border:1px solid var(--line-strong);color:var(--txt-dim);padding:8px 15px;border-radius:30px;cursor:pointer;transition:all .2s}
.filters button.on{background:var(--cyan);color:var(--bg);border-color:var(--cyan)}
.filters button:hover:not(.on){color:var(--txt);border-color:var(--cyan)}
.chips{display:flex;gap:9px;flex-wrap:wrap}
.chip{font-family:var(--mono);font-size:.8rem;padding:9px 14px;border-radius:6px;background:var(--bg-2);border:1px solid var(--line);color:var(--txt-dim);display:inline-flex;align-items:center;gap:8px;transition:transform .12s}
.chip:hover{transform:translateY(-2px);color:var(--txt)}
.chip i{width:7px;height:7px;border-radius:50%;flex:none}
.i-ok{background:var(--green)}.i-part{background:var(--amber)}.i-road{background:var(--txt-faint)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{border:1px solid var(--line);border-radius:10px;padding:28px 24px;background:var(--bg-2);position:relative;overflow:hidden}
.step .n{font-family:var(--mono);font-size:3.2rem;font-weight:600;color:var(--line-strong);line-height:1;position:absolute;top:14px;right:18px}
.step h4{font-size:1.1rem;font-weight:600;margin-bottom:8px}
.step p{color:var(--txt-dim);font-size:.93rem;font-weight:300}

/* CTA final */
.cta-final{border:1px solid var(--line-strong);border-radius:16px;padding:56px 44px;text-align:center;background:linear-gradient(180deg,var(--panel),rgba(13,43,59,.4));position:relative;overflow:hidden}
.cta-final::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse 60% 80% at 50% 120%,rgba(49,163,221,.18),transparent)}
.cta-final h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:600;position:relative}
.cta-final p{color:var(--txt-dim);margin:14px auto 30px;max-width:48ch;position:relative;font-weight:300}
.cta-final .herobtns{justify-content:center}

/* FOOTER */
footer{border-top:1px solid var(--line);padding:54px 0 40px;margin-top:30px;color:var(--txt-dim);font-size:.9rem}
.fcols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
@media(max-width:760px){.fcols{grid-template-columns:1fr 1fr}}
.fcols h5{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-faint);margin-bottom:14px}
.fcols a{display:block;color:var(--txt-dim);padding:5px 0;transition:color .2s}
.fcols a:hover{color:var(--cyan)}
.fcols .contact{font-family:var(--mono);color:var(--txt)}
.fbottom{margin-top:42px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:.82rem;color:var(--txt-faint);font-family:var(--mono)}

/* FAQ contextuelles */
.faq{display:flex;flex-direction:column;gap:8px;margin-top:30px}
.faq details{border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:border-color .2s}
.faq details[open]{border-color:var(--line-strong)}
.faq summary{padding:16px 20px;cursor:pointer;font-weight:500;color:var(--txt);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'＋';font-family:var(--mono);font-size:.9rem;color:var(--cyan);flex:none;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 20px 18px;color:var(--txt-dim);font-weight:300;line-height:1.65;margin:0}
.faq details p a{color:var(--cyan)}

/* reveal au chargement (optionnel, ajouter .reveal sur les éléments) */
.reveal{opacity:0;transform:translateY(18px);animation:rise .7s forwards}
@keyframes rise{to{opacity:1;transform:translateY(0)}}
.d1{animation-delay:.08s}.d2{animation-delay:.18s}.d3{animation-delay:.28s}.d4{animation-delay:.38s}