/* photo4party — design system ispirato ad Apple */
:root{
--bg:#f5f5f7;--surface:#ffffff;--text:#1d1d1f;--text-2:#6e6e73;--text-3:#86868b;--hair:rgba(0,0,0,.08);
--accent:#0071e3;--accent-hover:#0077ed;--brand:#FFC900;--brand-dark:#e0b000;--danger:#ff3b30;--ok:#34c759;
--radius:18px;--radius-sm:12px;--pill:980px;
--shadow:0 2px 12px rgba(0,0,0,.06),0 12px 40px rgba(0,0,0,.06);
--font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Helvetica Neue",Inter,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.47;font-size:17px;letter-spacing:-.01em;
min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;padding-bottom:env(safe-area-inset-bottom)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:clamp(1.9rem,4vw,2.6rem);font-weight:700;letter-spacing:-.025em;line-height:1.1;margin:.2rem 0 .8rem}
h2{font-size:clamp(1.35rem,2.6vw,1.75rem);font-weight:700;letter-spacing:-.02em;margin:1.2rem 0 .6rem}
h3{font-size:1.15rem;font-weight:600;margin:.6rem 0 .3rem}
p{margin:.4rem 0 .8rem}
.muted{color:var(--text-2)}
.small{font-size:.85rem}
.center{text-align:center}
.mt{margin-top:1rem}
.mb{margin-bottom:1rem}
/* ---------- Topbar (glass) ---------- */
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;
padding:.55rem 1.1rem;padding-top:calc(.55rem + env(safe-area-inset-top));
background:rgba(255,255,255,.72);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
border-bottom:1px solid var(--hair)}
.topbar.dark{background:rgba(0,0,0,.6);border-bottom-color:rgba(255,255,255,.1);color:#f5f5f7}
.topbar.dark .brand{color:#f5f5f7}
.topbar.dark .btn-ghost{color:#f5f5f7;border-color:rgba(255,255,255,.25)}
.topbar.dark .btn-ghost:hover{background:rgba(255,255,255,.1)}
.brand{display:flex;align-items:center;gap:.55rem;font-weight:700;color:var(--text);font-size:1.15rem;letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand img,.brand svg{width:32px;height:32px;border-radius:8px}
.topbar nav{display:flex;gap:.4rem;align-items:center}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.langsel select{padding:.4rem 1.6rem .4rem .7rem;font-size:.86rem;font-weight:500;border-radius:var(--pill);border:1px solid rgba(0,0,0,.2);
background:transparent url("data:image/svg+xml;utf8,") no-repeat right .6rem center;
color:var(--text);cursor:pointer;width:auto;line-height:1.2}
.topbar.dark .langsel select{color:#f5f5f7;border-color:rgba(255,255,255,.25);
background-image:url("data:image/svg+xml;utf8,")}
.topbar.dark .langsel option{color:#111}
/* ---------- Layout ---------- */
.container{flex:1;width:100%;max-width:1080px;margin:0 auto;padding:1.5rem 1.1rem}
.container.wide{max-width:1200px}
.footer{text-align:center;color:var(--text-3);font-size:.8rem;padding:1.5rem 1rem;border-top:1px solid var(--hair)}
.footer a{color:var(--text-2)}
/* ---------- Cards ---------- */
.card{background:var(--surface);border-radius:var(--radius);padding:1.5rem;margin-bottom:1.1rem;box-shadow:var(--shadow)}
.card.narrow{max-width:520px;margin:1.5rem auto}
.card h2:first-child,.card h1:first-child{margin-top:0}
/* ---------- Forms ---------- */
label{display:block;font-size:.85rem;font-weight:600;color:var(--text-2);margin:.9rem 0 .35rem}
input[type=text],input[type=password],input[type=search],input[type=email],input[type=number],select,textarea{
width:100%;padding:.8rem .95rem;border-radius:var(--radius-sm);border:1px solid rgba(0,0,0,.14);background:#fff;color:var(--text);
font-size:1.05rem;font-family:inherit;transition:border-color .15s,box-shadow .15s;-webkit-appearance:none}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(0,113,227,.18)}
input[readonly]{background:var(--bg)}
/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;padding:.7rem 1.35rem;border-radius:var(--pill);
border:1px solid transparent;background:var(--accent);color:#fff;font-size:1rem;font-weight:500;cursor:pointer;
font-family:inherit;transition:background .15s,transform .1s,box-shadow .15s;white-space:nowrap;line-height:1.2}
.btn:hover{background:var(--accent-hover);text-decoration:none}
.btn:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:rgba(0,0,0,.2);color:var(--text)}
.btn-ghost:hover{background:rgba(0,0,0,.05)}
.btn-brand{background:var(--brand);color:#111;font-weight:700}
.btn-brand:hover{background:var(--brand-dark)}
.btn-danger{background:var(--danger)}
.btn-danger:hover{background:#e0342a}
.btn-dark{background:#1d1d1f;color:#fff}
.btn-dark:hover{background:#333}
.btn-sm{padding:.42rem .9rem;font-size:.86rem}
.btn-lg{padding:.95rem 2rem;font-size:1.15rem}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.row{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center}
.row.between{justify-content:space-between}
/* ---------- Alerts ---------- */
.alert{padding:.9rem 1.1rem;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:.95rem}
.alert-error{background:#fff1f0;color:#a61b12;border:1px solid #ffd6d3}
.alert-ok{background:#eefbf1;color:#136b2c;border:1px solid #c9f0d4}
.alert-info{background:#eef5ff;color:#0b4a95;border:1px solid #cfe2ff}
/* Card limite raggiunto */
.limit-card{background:linear-gradient(135deg,#ff3b30,#ff6b5c);color:#fff;border-radius:var(--radius);padding:1.5rem;margin-bottom:1.1rem;
box-shadow:0 12px 40px rgba(255,59,48,.35)}
.limit-card h2{color:#fff;margin:0 0 .4rem}
.limit-card p{color:rgba(255,255,255,.9)}
.limit-card .btn{background:#fff;color:#c0281f;font-weight:700}
.limit-card .btn:hover{background:#ffeceb}
/* Quota bar */
.quota{display:flex;align-items:center;gap:.8rem;font-size:.9rem;color:var(--text-2)}
.quota .bar{flex:1;height:8px;background:rgba(0,0,0,.08);border-radius:4px;overflow:hidden}
.quota .bar i{display:block;height:100%;background:var(--accent);border-radius:4px;transition:width .3s}
.quota.warn .bar i{background:#ff9500}
.quota.full .bar i{background:var(--danger)}
/* ---------- Upload ---------- */
.dropzone{border:2px dashed rgba(0,0,0,.18);border-radius:var(--radius);padding:2.2rem 1rem;text-align:center;cursor:pointer;
transition:border-color .15s,background .15s;background:var(--bg)}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:#eef5ff}
.dropzone input{display:none}
.dropzone svg{width:46px;height:46px;color:var(--accent);margin-bottom:.5rem}
.dropzone.disabled{opacity:.5;pointer-events:none}
.uplist{list-style:none;padding:0;margin:1rem 0 0}
.uplist li{display:flex;align-items:center;gap:.7rem;padding:.55rem 0;border-bottom:1px solid var(--hair);font-size:.9rem}
.uplist li:last-child{border-bottom:0}
.uplist .name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.uplist .bar{width:110px;height:6px;background:rgba(0,0,0,.08);border-radius:3px;overflow:hidden}
.uplist .bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .2s}
.uplist .ok{color:var(--ok)}
.uplist .err{color:var(--danger)}
/* ---------- Share ---------- */
.sharebox{display:grid;grid-template-columns:1fr auto;gap:1.2rem;align-items:start}
@media (max-width:640px){.sharebox{grid-template-columns:1fr}}
.linkbox{display:flex;gap:.5rem}
.linkbox input{flex:1;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9rem}
.qr{background:#fff;padding:10px;border-radius:var(--radius-sm);display:inline-block;border:1px solid var(--hair)}
.qr img,.qr canvas{display:block}
/* ---------- Gallery ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:6px}
@media (min-width:768px){.grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px}}
.tile{position:relative;aspect-ratio:1;background:#e8e8ed;border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;border:0;padding:0;
transition:transform .15s}
.tile:hover{transform:scale(1.02)}
.tile img,.tile video{width:100%;height:100%;object-fit:cover;display:block}
.tile .badge{position:absolute;left:8px;bottom:8px;background:rgba(0,0,0,.55);color:#fff;font-size:.7rem;padding:2px 7px;border-radius:var(--pill);
-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.tile .ph{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-3);flex-direction:column;font-size:.75rem;gap:.3rem}
.tile .sel{position:absolute;top:8px;right:8px;width:22px;height:22px;accent-color:var(--danger)}
.empty{text-align:center;color:var(--text-2);padding:3rem 1rem}
/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.96);display:none;align-items:center;justify-content:center;z-index:100;flex-direction:column}
.lightbox.open{display:flex}
.lightbox img,.lightbox video{max-width:100vw;max-height:88vh;object-fit:contain}
.lightbox .close{position:absolute;top:calc(10px + env(safe-area-inset-top));right:14px;font-size:2rem;color:#fff;background:none;border:0;cursor:pointer;line-height:1}
.lightbox .nav{position:absolute;top:50%;transform:translateY(-50%);font-size:2.2rem;color:#fff;background:rgba(255,255,255,.12);border:0;cursor:pointer;
width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.lightbox .prev{left:10px}.lightbox .next{right:10px}
.lightbox .cap{color:#cbd5e1;font-size:.85rem;margin-top:.6rem;display:flex;gap:1rem;align-items:center}
.lightbox .cap a{color:#fff}
/* ---------- Tables (admin) ---------- */
.table{width:100%;border-collapse:collapse;font-size:.92rem}
.table th,.table td{text-align:left;padding:.65rem .5rem;border-bottom:1px solid var(--hair);vertical-align:middle}
.table th{color:var(--text-3);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em}
.table-wrap{overflow-x:auto}
code{background:var(--bg);padding:.12rem .4rem;border-radius:6px;font-size:.85em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.9rem;margin-bottom:1.1rem}
.stat{background:var(--surface);border-radius:var(--radius);padding:1rem 1.2rem;box-shadow:var(--shadow)}
.stat b{display:block;font-size:1.7rem;letter-spacing:-.02em}
.stat span{color:var(--text-2);font-size:.8rem}
.ios-hint{position:fixed;left:1rem;right:1rem;bottom:calc(1rem + env(safe-area-inset-bottom));background:rgba(255,255,255,.9);
-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius);padding:.9rem 1.1rem;font-size:.9rem;z-index:50;
box-shadow:0 12px 40px rgba(0,0,0,.2)}
.ios-hint svg{vertical-align:middle}
/* ---------- Landing ---------- */
body.landing{background:#000;color:#f5f5f7}
body.landing .container{max-width:none;padding:0}
.hero{position:relative;overflow:hidden;min-height:92vh;display:flex;align-items:center;justify-content:center;text-align:center;
padding:5rem 1.2rem 4rem;background:#000;isolation:isolate}
.hero .orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.75;z-index:-1;animation:float 14s ease-in-out infinite;will-change:transform}
.hero .o1{width:520px;height:520px;background:radial-gradient(circle,#FFC900,transparent 65%);top:-140px;left:-120px}
.hero .o2{width:600px;height:600px;background:radial-gradient(circle,#5e5ce6,transparent 65%);bottom:-200px;right:-160px;animation-delay:-5s}
.hero .o3{width:420px;height:420px;background:radial-gradient(circle,#ff375f,transparent 65%);top:30%;right:20%;animation-delay:-9s;opacity:.5}
.hero .gridlines{position:absolute;inset:0;z-index:-1;
background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
background-size:64px 64px;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%)}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(40px,-30px) scale(1.08)}66%{transform:translate(-30px,25px) scale(.95)}}
.hero-inner{max-width:860px;position:relative}
.hero .eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-size:.85rem;font-weight:600;color:#f5f5f7;padding:.4rem .9rem;border-radius:var(--pill);
background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);margin-bottom:1.4rem}
.hero .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 12px var(--brand)}
.hero h1{font-size:clamp(2.6rem,7vw,5rem);line-height:1.02;letter-spacing:-.04em;margin:0 0 1.2rem;font-weight:700}
.hero h1 .grad{background:linear-gradient(90deg,#FFC900,#ff9f0a 40%,#ff375f 70%,#bf5af2);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:clamp(1.1rem,2.2vw,1.45rem);color:rgba(245,245,247,.75);max-width:640px;margin:0 auto 2.2rem;line-height:1.4}
.hero .cta{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap;align-items:center}
.btn-provami{background:var(--brand);color:#111;font-weight:800;letter-spacing:.06em;font-size:1.2rem;padding:1.05rem 2.6rem;
box-shadow:0 0 0 0 rgba(255,201,0,.6);animation:pulse 2.4s infinite}
.btn-provami:hover{background:#ffd633;transform:translateY(-1px)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,201,0,.55)}70%{box-shadow:0 0 0 18px rgba(255,201,0,0)}100%{box-shadow:0 0 0 0 rgba(255,201,0,0)}}
.hero .btn-ghost{color:#f5f5f7;border-color:rgba(255,255,255,.3)}
.hero .btn-ghost:hover{background:rgba(255,255,255,.1)}
.hero .code-form{max-width:420px;margin:1.6rem auto 0}
.hero .code-form label{color:rgba(245,245,247,.7);text-align:center;margin:0 0 .4rem;font-weight:500}
.hero .code-form input{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:#fff;text-align:center}
.hero .code-form input::placeholder{color:rgba(255,255,255,.35)}
.hero .code-form input:focus{box-shadow:0 0 0 4px rgba(255,201,0,.25);border-color:var(--brand)}
.hero .mock{margin:3rem auto 0;position:relative;height:210px;max-width:800px;perspective:1200px}
.hero .mock .ph{position:absolute;width:160px;height:118px;border-radius:14px;padding:6px;background:rgba(255,255,255,.92);
box-shadow:0 20px 60px rgba(0,0,0,.55);animation:drift 9s ease-in-out infinite;overflow:hidden}
.hero .mock .ph img{width:100%;height:100%;object-fit:cover;border-radius:9px;display:block}
.hero .mock .p1{left:2%;top:40px;transform:rotate(-8deg)}
.hero .mock .p2{left:27%;top:0;transform:rotate(3deg);animation-delay:-3s;width:200px;height:146px}
.hero .mock .p3{left:55%;top:50px;transform:rotate(-3deg);animation-delay:-6s}
.hero .mock .p4{left:78%;top:8px;transform:rotate(9deg);animation-delay:-1.5s;width:150px;height:110px}
@keyframes drift{0%,100%{margin-top:0}50%{margin-top:-18px}}
@media (max-width:640px){.hero .mock{height:160px}.hero .mock .ph{width:120px;height:90px}.hero .mock .p2{width:140px;height:104px}.hero .mock .p4{display:none}.hero .mock .p3{left:62%}}
@media (prefers-reduced-motion:reduce){.hero .orb,.hero .mock .ph,.btn-provami{animation:none}}
.section{padding:5rem 1.2rem;max-width:1080px;margin:0 auto}
.section.light{background:var(--bg);color:var(--text);max-width:none}
.section.light .inner{max-width:1080px;margin:0 auto}
.section h2{font-size:clamp(1.9rem,4vw,3rem);letter-spacing:-.03em;line-height:1.08;margin:0 0 .6rem;text-align:center}
.section .sub{text-align:center;color:rgba(245,245,247,.65);font-size:1.15rem;max-width:640px;margin:0 auto 2.5rem}
.section.light .sub{color:var(--text-2)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:1.6rem}
.step .n{display:inline-flex;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#111;font-weight:800;align-items:center;justify-content:center;margin-bottom:.8rem}
.step h3{margin:.2rem 0 .3rem}
.step p{color:rgba(245,245,247,.65);margin:0}
.usecases{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.2rem}
.usecase{background:#fff;border-radius:24px;padding:2rem;box-shadow:var(--shadow);position:relative;overflow:hidden}
.usecase .ico{font-size:2.2rem;margin-bottom:.6rem}
.usecase h3{font-size:1.5rem;letter-spacing:-.02em;margin:0 0 .5rem}
.usecase ul{margin:.8rem 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:.45rem}
.usecase li{background:var(--bg);border-radius:var(--pill);padding:.35rem .8rem;font-size:.9rem;color:var(--text-2)}
.usecase.personal{border-top:6px solid var(--brand)}
.usecase.business{border-top:6px solid #5e5ce6}
.pricing{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1rem;margin-top:1rem}
.price{background:#fff;border-radius:24px;padding:1.8rem 1.5rem;box-shadow:var(--shadow);text-align:center;position:relative;color:var(--text)}
.price.free{border:2px solid var(--brand)}
.price.hl{background:#1d1d1f;color:#fff}
.price.hl .muted{color:rgba(255,255,255,.65)}
.price .tag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--brand);color:#111;font-size:.72rem;font-weight:700;padding:.25rem .8rem;border-radius:var(--pill);letter-spacing:.05em}
.price .amount{font-size:2.4rem;font-weight:700;letter-spacing:-.03em;margin:.4rem 0}
.price .amount small{font-size:1rem;font-weight:500;color:inherit;opacity:.7}
.price .files{font-size:1.1rem;font-weight:600}
.price ul{list-style:none;padding:0;margin:1rem 0;font-size:.9rem}
.price li{padding:.25rem 0}
.contact-box{background:linear-gradient(135deg,#1d1d1f,#3a3a3c);color:#fff;border-radius:24px;padding:2rem;text-align:center;margin-top:1.5rem}
.contact-box a{color:var(--brand);font-weight:600;font-size:1.15rem}
.cta-final{text-align:center;padding:5rem 1.2rem}
.cta-final h2{font-size:clamp(1.9rem,4vw,3rem);letter-spacing:-.03em;margin-bottom:1.4rem}
/* Pay */
.pay-summary{display:flex;justify-content:space-between;align-items:center;padding:1rem 0;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);margin:1rem 0}
.pay-summary b{font-size:1.4rem}
.mock-badge{display:inline-block;background:#fff7d6;color:#7a5b00;border:1px solid #ffe28a;font-size:.75rem;font-weight:600;padding:.25rem .6rem;border-radius:var(--pill)}
.success-check{width:72px;height:72px;border-radius:50%;background:var(--ok);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2.2rem;margin:0 auto 1rem}