/* ============================================================
   ISSA HOLDING — Design System
   Dunkles Premium-Theme | Gold-Akzent | DE/EN/AR/ZH (RTL-fähig)
   ============================================================ */
:root{
  --bg:#0b0f14; --bg2:#11161d; --panel:#161d26; --panel2:#1c2530;
  --ink:#f3efe7; --ink-dim:#b8b2a6; --ink-faint:#7d7a72;
  --gold:#c9a35c; --gold2:#e3c98a;
  --line:rgba(201,163,92,.25); --line-soft:rgba(255,255,255,.08);
  --green:#5fb98a; --red:#d97c6c; --blue:#6ca3c9;
  --radius:18px; --shadow:0 20px 60px rgba(0,0,0,.45);
  --font-display:"Cormorant Garamond",Georgia,serif;
  --font-body:"Inter","Noto Sans SC","Noto Sans Arabic",system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);
  font-size:16px;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
[dir="rtl"] body,[dir="rtl"]{text-align:right}
img{max-width:100%;display:block}
a{color:var(--gold2);text-decoration:none}
::selection{background:var(--gold);color:#0b0f14}

h1,h2,h3,.display{font-family:var(--font-display);font-weight:600;line-height:1.12;letter-spacing:.01em}
h1{font-size:clamp(2.4rem,6.5vw,4.6rem)}
h2{font-size:clamp(1.8rem,4vw,2.9rem)}
h3{font-size:1.35rem}
h1 em,h2 em{font-style:italic;color:var(--gold2)}
.kicker{font-size:.78rem;letter-spacing:.32em;text-transform:uppercase;color:var(--gold);margin-bottom:1rem;font-weight:600}
.lead{color:var(--ink-dim);font-size:1.08rem;max-width:46rem}
.section{padding:clamp(4rem,9vw,8rem) clamp(1.2rem,6vw,7rem);position:relative}
.section.alt{background:var(--bg2)}
.center{text-align:center}.center .lead{margin-inline:auto}

/* ---- Navigation ---- */
.nav{position:fixed;inset-inline:0;top:0;z-index:90;display:flex;align-items:center;gap:1.2rem;
  padding:.8rem clamp(1rem,4vw,3rem);transition:background .4s,box-shadow .4s}
.nav.scrolled{background:rgba(11,15,20,.88);backdrop-filter:blur(14px);box-shadow:0 8px 30px rgba(0,0,0,.35)}
.nav-logo{height:46px;width:auto}
.nav-brand{display:flex;align-items:center;gap:.7rem;font-family:var(--font-display);font-size:1.15rem;letter-spacing:.18em}
.nav-links{display:flex;gap:1.6rem;margin-inline-start:auto;align-items:center}
.nav-links a{color:var(--ink-dim);font-size:.86rem;letter-spacing:.06em;transition:color .25s}
.nav-links a:hover{color:var(--gold2)}
.btn{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,var(--gold),#a07f3f);
  color:#10131a;font-weight:600;padding:.72rem 1.5rem;border-radius:999px;border:0;cursor:pointer;
  font-size:.9rem;letter-spacing:.04em;transition:transform .25s,box-shadow .25s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(201,163,92,.35)}
.btn.ghost{background:transparent;color:var(--gold2);border:1px solid var(--line)}
.lang-switch{display:flex;gap:.15rem;border:1px solid var(--line-soft);border-radius:999px;padding:.18rem}
.lang-switch button{background:none;border:0;color:var(--ink-faint);font-size:.78rem;padding:.3rem .55rem;
  border-radius:999px;cursor:pointer;font-weight:600;transition:.25s}
.lang-switch button.active{background:var(--gold);color:#10131a}
.burger{display:none;background:none;border:0;color:var(--ink);font-size:1.6rem;cursor:pointer}

/* ---- Hero ---- */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  padding:clamp(5rem,12vw,9rem) clamp(1.2rem,6vw,7rem) 4rem;position:relative;isolation:isolate;overflow:hidden}
#fx-canvas{position:absolute;inset:0;z-index:-1}
.hero-glow{position:absolute;inset:0;z-index:-2;
  background:radial-gradient(60% 50% at 70% 20%,rgba(201,163,92,.16),transparent 70%),
             radial-gradient(45% 40% at 15% 85%,rgba(108,163,201,.10),transparent 70%),var(--bg)}
.hero .lead{margin-top:1.6rem}
.hero-cta{display:flex;gap:1rem;margin-top:2.6rem;flex-wrap:wrap}
.weather-chip{display:inline-flex;align-items:center;gap:.5rem;border:1px solid var(--line-soft);
  border-radius:999px;padding:.4rem .9rem;font-size:.82rem;color:var(--ink-dim);background:rgba(255,255,255,.03)}
.scroll-hint{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);
  color:var(--ink-faint);font-size:.75rem;letter-spacing:.3em;animation:bob 2.4s infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* ---- Reveal / Effekte ---- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.2,.7,.3,1),transform .9s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
.tilt{transition:transform .35s ease,box-shadow .35s ease;transform-style:preserve-3d;will-change:transform}

/* ---- Karten / Grid ---- */
.grid{display:grid;gap:1.4rem;margin-top:3rem}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid.c2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:linear-gradient(165deg,var(--panel),var(--panel2));border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:1.8rem;position:relative;overflow:hidden}
.card:hover{border-color:var(--line)}
.card .num{font-family:var(--font-display);font-size:2.6rem;color:var(--gold2)}
.stat-row{display:flex;flex-wrap:wrap;gap:2.5rem;margin-top:3rem}
.stat .num{font-family:var(--font-display);font-size:clamp(2.2rem,5vw,3.6rem);color:var(--gold2)}
.stat .lbl{color:var(--ink-faint);font-size:.82rem;letter-spacing:.14em;text-transform:uppercase}

/* ---- Projekt-Karten ---- */
.proj{cursor:pointer}
.proj .loc{display:flex;align-items:center;justify-content:space-between;gap:.6rem;margin-bottom:.8rem}
.proj .city{font-family:var(--font-display);font-size:1.5rem}
.proj .meta{color:var(--ink-faint);font-size:.82rem;margin-top:.5rem}
.proj .wx{font-size:.8rem;color:var(--blue);white-space:nowrap}
.badge{display:inline-block;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  border:1px solid var(--line);color:var(--gold2);border-radius:999px;padding:.22rem .7rem;margin-bottom:1rem}
.badge.green{color:var(--green);border-color:rgba(95,185,138,.4)}
.proj-links{display:flex;gap:.6rem;margin-top:1.2rem;flex-wrap:wrap}
.proj-links .mini{font-size:.78rem;border:1px solid var(--line-soft);border-radius:999px;padding:.35rem .85rem;color:var(--ink-dim);transition:.25s}
.proj-links .mini:hover{border-color:var(--gold);color:var(--gold2)}

/* ---- Slider / Rechner ---- */
.calc{background:linear-gradient(165deg,var(--panel),var(--panel2));border:1px solid var(--line-soft);
  border-radius:calc(var(--radius) + 6px);padding:clamp(1.5rem,4vw,3rem);margin-top:3rem;box-shadow:var(--shadow)}
.calc-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:2.5rem}
.ctl{margin-bottom:1.7rem}
.ctl label{display:flex;justify-content:space-between;font-size:.85rem;color:var(--ink-dim);margin-bottom:.55rem}
.ctl label output{color:var(--gold2);font-weight:700;font-variant-numeric:tabular-nums}
input[type=range]{width:100%;appearance:none;height:6px;border-radius:99px;
  background:linear-gradient(90deg,var(--gold) var(--p,50%),rgba(255,255,255,.12) var(--p,50%));outline:none}
[dir="rtl"] input[type=range]{background:linear-gradient(270deg,var(--gold) var(--p,50%),rgba(255,255,255,.12) var(--p,50%))}
input[type=range]::-webkit-slider-thumb{appearance:none;width:22px;height:22px;border-radius:50%;
  background:var(--gold2);border:3px solid #0b0f14;box-shadow:0 0 0 2px var(--gold),0 6px 16px rgba(0,0,0,.5);cursor:grab}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--gold2);border:3px solid #0b0f14;cursor:grab}
.roles{display:flex;gap:.5rem;flex-wrap:wrap}
.roles button{flex:1;min-width:110px;background:rgba(255,255,255,.04);border:1px solid var(--line-soft);
  color:var(--ink-dim);border-radius:12px;padding:.7rem .6rem;cursor:pointer;font-size:.82rem;transition:.25s}
.roles button.active{border-color:var(--gold);color:var(--gold2);background:rgba(201,163,92,.08)}
.calc-out{display:flex;flex-direction:column;gap:1rem;justify-content:center}
.out-big{font-family:var(--font-display);font-size:clamp(1.9rem,4.2vw,3rem);color:var(--gold2);
  font-variant-numeric:tabular-nums;line-height:1.15;overflow-wrap:anywhere} /* keine Ziffern-Abschneidung bei großen Beträgen */
.out-row{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line-soft);padding:.55rem 0;font-size:.92rem}
.out-row b{font-variant-numeric:tabular-nums}
.disclaimer{font-size:.74rem;color:var(--ink-faint);margin-top:1.4rem;line-height:1.5}
canvas.chart{width:100%;height:190px;margin-top:.6rem}

/* ---- Über mich ---- */
.about{display:grid;grid-template-columns:340px 1fr;gap:3.5rem;align-items:start}
.about .photo{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);position:sticky;top:6rem;
  background:radial-gradient(85% 75% at 50% 18%,rgba(201,163,92,.28),rgba(17,22,29,1) 75%)}
.timeline{border-inline-start:1px solid var(--line);padding-inline-start:1.8rem;display:flex;flex-direction:column;gap:1.5rem;margin-top:2rem}
.timeline .t-item{position:relative}
.timeline .t-item::before{content:"";position:absolute;inset-inline-start:-1.93rem;top:.45rem;width:9px;height:9px;border-radius:50%;background:var(--gold)}
.timeline .t-year{color:var(--gold2);font-weight:700;font-size:.85rem;letter-spacing:.08em}
.timeline p{color:var(--ink-dim);font-size:.95rem}

/* ---- Chat / Avatar ---- */
.chat-fab{position:fixed;bottom:1.4rem;inset-inline-end:1.4rem;z-index:95;display:flex;align-items:center;gap:.7rem;
  background:linear-gradient(135deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:999px;
  padding:.45rem 1.1rem .45rem .45rem;cursor:pointer;box-shadow:var(--shadow);transition:transform .3s}
[dir="rtl"] .chat-fab{padding:.45rem .45rem .45rem 1.1rem}
.chat-fab:hover{transform:translateY(-3px)}
.chat-fab img{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--gold)}
.chat-fab span{font-size:.84rem;color:var(--ink-dim)}
.chat-panel{position:fixed;bottom:5.6rem;inset-inline-end:1.4rem;z-index:96;width:min(380px,calc(100vw - 2rem));
  background:var(--bg2);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);
  display:none;flex-direction:column;overflow:hidden;max-height:min(560px,72svh)}
.chat-panel.open{display:flex}
.chat-head{display:flex;align-items:center;gap:.8rem;padding:1rem 1.2rem;background:var(--panel);border-bottom:1px solid var(--line-soft)}
.chat-head img{width:42px;height:42px;border-radius:50%;object-fit:cover;border:2px solid var(--gold)}
.chat-head .nm{font-weight:700;font-size:.95rem}
.chat-head .st{font-size:.74rem;color:var(--green)}
.chat-msgs{flex:1;overflow-y:auto;padding:1.1rem;display:flex;flex-direction:column;gap:.7rem}
.msg{max-width:85%;padding:.65rem .95rem;border-radius:14px;font-size:.88rem;line-height:1.5}
.msg.bot{background:var(--panel2);border:1px solid var(--line-soft);align-self:flex-start}
.msg.me{background:rgba(201,163,92,.16);border:1px solid var(--line);align-self:flex-end}
[dir="rtl"] .msg.bot{align-self:flex-end}
[dir="rtl"] .msg.me{align-self:flex-start}
.chat-in{display:flex;gap:.5rem;padding: .8rem;border-top:1px solid var(--line-soft)}
.chat-in input{flex:1;background:var(--panel);border:1px solid var(--line-soft);border-radius:999px;
  padding:.65rem 1.1rem;color:var(--ink);font-size:.9rem;outline:none}
.chat-in button{border:0;background:var(--gold);color:#10131a;border-radius:999px;width:42px;height:42px;cursor:pointer;font-size:1.05rem}
.chat-note{font-size:.68rem;color:var(--ink-faint);text-align:center;padding:.35rem .8rem .7rem}

/* ---- Formulare ---- */
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.82rem;color:var(--ink-dim);margin-bottom:.4rem}
.field input,.field textarea,.field select{width:100%;background:var(--panel);border:1px solid var(--line-soft);
  border-radius:12px;padding:.75rem 1rem;color:var(--ink);font-size:.95rem;outline:none;font-family:inherit}
.field input:focus,.field textarea:focus{border-color:var(--gold)}

/* ---- Footer ---- */
footer{padding:3.5rem clamp(1.2rem,6vw,7rem) 2.5rem;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between;align-items:center;background:var(--bg2)}
footer .f-links{display:flex;gap:1.6rem;flex-wrap:wrap}
footer a{color:var(--ink-faint);font-size:.82rem}
footer a:hover{color:var(--gold2)}
footer .copy{color:var(--ink-faint);font-size:.78rem}

/* ---- Hero: Bild + Ken-Burns + Schimmer ---- */
.hero-bg{position:absolute;inset:-7%;z-index:-4;background:url("projekte/magdeburg/render-suedwesten.jpg") center/cover;
  animation:kenburns 38s ease-in-out infinite alternate;filter:saturate(.8) brightness(.9)}
.hero-veil{position:absolute;inset:0;z-index:-3;
  background:linear-gradient(105deg,rgba(11,15,20,.97) 25%,rgba(11,15,20,.82) 55%,rgba(11,15,20,.55)),
             linear-gradient(0deg,var(--bg) 0%,transparent 30%)}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.14) translate(-1.5%,1%)}}
.hero h1 em{background:linear-gradient(90deg,var(--gold2) 20%,#fff3d6 50%,var(--gold2) 80%);background-size:200% auto;
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:shimmer 6s linear infinite}
@keyframes shimmer{to{background-position:200% center}}
.hero .kicker.reveal{transition-delay:.05s}
.hero h1.reveal{transition-delay:.18s}
.hero .lead.reveal{transition-delay:.34s}
.hero .hero-cta.reveal{transition-delay:.5s}

/* ---- Sprach-Dropdown ---- */
.lang-dd{position:relative}
.lang-dd .lang-current{background:transparent;border:1px solid var(--line-soft);color:var(--gold2);
  border-radius:999px;padding:.45rem 1rem;font-size:.82rem;font-weight:600;cursor:pointer;letter-spacing:.05em}
.lang-dd .lang-menu{position:absolute;top:calc(100% + .4rem);inset-inline-end:0;display:none;flex-direction:column;
  background:var(--panel);border:1px solid var(--line-soft);border-radius:14px;padding:.4rem;min-width:130px;
  box-shadow:var(--shadow);z-index:99}
.lang-dd .lang-menu::before{content:"";position:absolute;top:-.6rem;left:0;right:0;height:.6rem} /* Brücke über die Lücke */
.lang-dd:hover .lang-menu,.lang-dd:focus-within .lang-menu,.lang-dd.open .lang-menu{display:flex}
.lang-dd .lang-menu button{background:none;border:0;color:var(--ink-dim);font-size:.86rem;padding:.5rem .8rem;
  border-radius:9px;cursor:pointer;text-align:start;transition:.2s}
.lang-dd .lang-menu button:hover{background:rgba(201,163,92,.12);color:var(--gold2)}
.lang-dd .lang-menu button.active{color:var(--gold2);font-weight:700}
.lang-dd .lang-menu a{display:block;color:var(--ink-dim);font-size:.86rem;padding:.5rem .8rem;border-radius:9px;
  transition:.2s;white-space:nowrap}
.lang-dd .lang-menu a:hover{background:rgba(201,163,92,.12);color:var(--gold2)}
.nav-dd .lang-current{border:0;color:var(--ink-dim);font-size:.86rem;padding:0;letter-spacing:.06em;background:none}
.nav-dd .lang-current:hover{color:var(--gold2)}
.nav-dd .lang-menu{min-width:200px}

/* ---- Responsive ---- */
@media (max-width:900px){
  .calc-grid{grid-template-columns:1fr}
  .about{grid-template-columns:1fr}
  .about .photo{position:static;max-width:340px}
  .nav-links{display:none;position:fixed;top:64px;inset-inline:0;background:rgba(11,15,20,.97);
    backdrop-filter:blur(14px);flex-direction:column;padding:1.6rem;gap:1.2rem;border-bottom:1px solid var(--line-soft)}
  .nav-links.open{display:flex}
  .burger{display:block;margin-inline-start:auto}
  .nav .lang-switch{margin-inline-start:0}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}