*,*::before,*::after{box-sizing:border-box}
:root{
  --black:#000;--charcoal:#1d1d1f;--ink:#1a1a1c;
  --gray-dark:#3a3a3c;--gray:#6e6e73;--gray-soft:#9a9a9e;--gray-light:#d2d2d7;
  --silver:#f5f5f7;--cream:#faf7f1;--white:#fff;
  --accent:#2b5876;--accent-soft:#e6eff5;--accent-tint:rgba(43,88,118,.07);
  --trust:#2c5f7a;--trust-soft:#dde7ee;
  --error:#8a2d24;--error-soft:#fdf3f1;
  --ring:rgba(43,88,118,.18);
  --font-head:'Montserrat',sans-serif;--font-body:'Open Sans',sans-serif;
  --shadow-card:0 1px 2px rgba(20,20,24,.03),0 8px 24px -16px rgba(20,20,24,.08);
  --shadow-hover:0 1px 2px rgba(20,20,24,.04),0 18px 36px -22px rgba(43,88,118,.18);
}
html{scroll-behavior:smooth}
body{margin:0;overflow-x:hidden;background:var(--white);color:var(--ink);font-family:var(--font-body);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}

.nav{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,4vw,56px);position:fixed;inset:0 0 auto;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);z-index:20;border-bottom:1px solid rgba(0,0,0,.06)}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:34px;height:34px}
.brand-word{font:700 .72rem var(--font-head);letter-spacing:.2em;text-transform:uppercase}
.nav-links{display:flex;gap:18px;align-items:center;font:700 .6rem var(--font-head);letter-spacing:.16em;text-transform:uppercase;color:var(--gray-dark)}
.nav-links a{transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-lang{padding:6px 10px;border:1px solid var(--gray-light);border-radius:6px}
.nav-toggle{display:none;width:42px;height:42px;padding:0;border:1px solid var(--gray-light);border-radius:999px;background:rgba(255,255,255,.85);color:var(--ink)}
.nav-toggle span,.nav-toggle::before,.nav-toggle::after{content:'';display:block;width:16px;height:1.5px;margin:0 auto;background:currentColor;transition:transform .2s ease,opacity .2s ease}
.nav-toggle span{margin-block:4px}

.page{max-width:1180px;margin:0 auto;padding:80px clamp(18px,4vw,56px) 100px}

/* Hero */
.hero{min-height:280px;display:grid;align-items:end;padding:48px 0 36px;position:relative;overflow:hidden}
.hero::before{
  content:'';position:absolute;inset:0 calc(50% - 50vw);z-index:-1;
  background:
    radial-gradient(68% 100% at 84% 10%, rgba(220,232,242,.45) 0%, rgba(220,232,242,0) 60%),
    radial-gradient(52% 80% at 6% 95%, rgba(220,232,242,.3) 0%, rgba(220,232,242,0) 65%),
    linear-gradient(180deg, #fafcfe 0%, #f8f9fa 100%);
  border-bottom:1px solid rgba(0,0,0,.05);
}
.hero-copy{max-width:760px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;margin-bottom:20px;padding:7px 13px 7px 11px;border:1px solid rgba(0,0,0,.08);border-radius:999px;background:rgba(255,255,255,.78);font:700 .56rem var(--font-head);letter-spacing:.18em;text-transform:uppercase;color:var(--charcoal);backdrop-filter:blur(8px)}
.eyebrow::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px var(--accent-tint)}
h1,h2{font-family:var(--font-head);margin:0;letter-spacing:-.035em}
h1{font-size:clamp(2rem,4.4vw,3.5rem);line-height:1.02;font-weight:800;letter-spacing:-.04em;text-wrap:balance}
.hero p{max-width:680px;margin:20px 0 0;color:var(--gray-dark);font-size:1.06rem;line-height:1.6;text-wrap:pretty}

/* Hero entrance fade */
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:no-preference){
  .hero .eyebrow{opacity:0;animation:fadeUp .5s ease-out .05s forwards}
  .hero h1{opacity:0;animation:fadeUp .55s ease-out .14s forwards}
  .hero p{opacity:0;animation:fadeUp .55s ease-out .26s forwards}
  .trust-strip{opacity:0;animation:fadeUp .55s ease-out .38s forwards}
}

/* Trust-Strip */
.trust-strip{display:flex;gap:clamp(16px,3vw,40px);flex-wrap:wrap;align-items:center;justify-content:flex-start;margin:24px 0 4px;padding:18px 22px;border:1px solid rgba(0,0,0,.06);border-radius:14px;background:linear-gradient(180deg,#fff,rgba(230,239,245,.25));font-size:.92rem;color:var(--gray-dark)}
.trust-item{display:inline-flex;align-items:center;gap:10px;line-height:1.4}
.trust-item svg{flex:none;width:18px;height:18px;color:var(--accent)}
.trust-item strong{color:var(--ink);font-weight:600}

/* Briefing-Layout */
.briefing-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;padding-top:36px}

/* Sidebar */
.progress{position:sticky;top:88px;display:grid;gap:18px}
.progress-card{padding:26px 24px 28px;border:1px solid rgba(0,0,0,.07);border-radius:16px;background:linear-gradient(180deg,#fff 0%,#f6f9fb 100%);box-shadow:var(--shadow-card)}
.progress h2{font-size:1rem;font-weight:700;letter-spacing:-.015em;margin:0 0 18px;color:var(--ink)}
.steps{display:grid;gap:14px}
.steps span{display:flex;align-items:center;gap:14px;font:600 .68rem var(--font-head);letter-spacing:.04em;color:var(--gray);transition:color .25s ease}
.steps span::before{content:'';width:18px;height:18px;border-radius:50%;border:1.5px solid var(--gray-light);background:#fff;transition:all .35s cubic-bezier(.4,0,.2,1);flex:none;display:grid;place-items:center;font-size:.5rem;font-weight:700}
.steps span.is-active{color:var(--ink)}
.steps span.is-active::before{border-color:var(--accent);background:var(--accent);box-shadow:0 0 0 4px var(--accent-tint)}
.steps span.is-complete{color:var(--ink)}
.steps span.is-complete::before{border-color:var(--accent);background:var(--accent);color:#fff;content:'✓'}
.progress-copy{margin:0;color:var(--gray-dark);font-size:.92rem;line-height:1.55;padding:0 4px}

/* Wizard panel */
.errors{grid-column:1/-1;margin-bottom:8px;padding:16px 20px;border-left:3px solid var(--error);background:var(--error-soft);color:var(--error);border-radius:10px;font-size:.95rem}
.panel{display:grid}
.section{padding:0 0 32px;transition:opacity .3s ease}
.section+.section{padding-top:36px;border-top:1px solid rgba(0,0,0,.06)}
.wizard-ready .section{display:none;padding-top:0;border-top:0}
.wizard-ready .section.is-active{display:block;animation:fadeIn .4s ease-out}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Section-Head */
.section-head{display:flex;gap:16px;align-items:baseline;margin-bottom:24px}
.section-num{flex:none;display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font:700 .82rem var(--font-head);letter-spacing:0}
.section-head>div{display:grid;gap:6px}
.section-head h2{font-size:1.4rem;font-weight:750;letter-spacing:-.022em;color:var(--ink);line-height:1.15}
.section-head p{margin:0;color:var(--gray-dark);font-size:.96rem;line-height:1.55}

/* Fields */
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}

label{font:600 .92rem var(--font-body);letter-spacing:0;text-transform:none;color:var(--ink)}

input,select,textarea{width:100%;border:1px solid var(--gray-light);border-radius:10px;padding:13px 15px;background:#fff;color:var(--ink);font:400 .98rem var(--font-body);transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
input::placeholder,textarea::placeholder{color:var(--gray-soft)}
textarea{min-height:120px;resize:vertical;line-height:1.55}
input:hover,select:hover,textarea:hover{border-color:#b9b9be}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--ring);background:#f7fafd}

/* Projekttyp-Auswahl */
.project-types{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.step-field{margin-bottom:20px}
.quick-groups{display:grid;gap:18px;margin-bottom:18px}
.quick-group{display:grid;gap:10px}
.project-kind{margin-top:4px}
.choice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.mood-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.choice{position:relative;cursor:pointer}
.choice input{position:absolute;opacity:0;inset:0}
.choice span{display:flex;align-items:center;min-height:72px;padding:18px 18px;border:1px solid var(--gray-light);border-radius:12px;background:#fff;font-size:.96rem;color:var(--ink);transition:all .25s ease;line-height:1.4}
.choice:hover span{border-color:var(--accent);background:#f2f7fb;transform:translateY(-1px)}
.choice input:focus-visible+span{outline:2px solid var(--accent);outline-offset:2px}
.choice input:checked+span{border-color:var(--ink);background:var(--ink);color:#fff;box-shadow:0 8px 20px -10px rgba(0,0,0,.35)}
.choice.compact span{min-height:52px;padding:13px 15px;font-size:.9rem}

/* Drop Zones */
.drop-zone{border:1.5px dashed var(--gray-light);border-radius:14px;background:#fafbfc;padding:24px 20px 16px;cursor:pointer;transition:border-color .2s,background .2s;display:flex;flex-direction:column;gap:12px;user-select:none;min-width:0;overflow:hidden}
.drop-zone.full{grid-column:1/-1}
.drop-zone:hover{border-color:var(--accent);border-style:solid;background:#f2f7fb}
.drop-zone.is-over{border-color:var(--accent);border-style:solid;background:#e8f1f8}
.drop-zone.has-files{border-style:solid;border-color:var(--gray-light)}
.dz-inner{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;pointer-events:none;padding:4px 0 8px}
.dz-inner svg{width:28px;height:28px;color:var(--gray-soft);margin-bottom:2px;transition:color .2s}
.drop-zone:hover .dz-inner svg,.drop-zone.is-over .dz-inner svg{color:var(--accent)}
.dz-label{font:600 .96rem var(--font-body);color:var(--ink)}
.dz-meta{font-size:.8rem;color:var(--gray);line-height:1.5}
.dz-files{list-style:none;margin:0;padding:0;display:grid;gap:6px;min-width:0}
.dz-file{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;background:#fff;border:1px solid var(--gray-light);font-size:.88rem;line-height:1.3;min-width:0;max-width:100%}
.dz-file--error{background:var(--error-soft);border-color:rgba(138,45,36,.25)}
.dz-fname{flex:1 1 0;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink)}
.dz-fsize{flex:none;color:var(--gray);font-size:.78rem;white-space:nowrap}
.dz-status{flex:none;font-size:.88rem;font-weight:700}
.dz-status--ok{color:#2a7a4f}
.dz-status--err{color:var(--error)}
.dz-remove{flex:none;border:none;background:none;color:var(--gray);font-size:1.1rem;line-height:1;cursor:pointer;padding:0 2px;transition:color .15s}
.dz-remove:hover{color:var(--error)}
.hint{font-size:.84rem;color:var(--gray);line-height:1.5}
.voice-field{border:1px solid var(--gray-light);border-radius:14px;padding:20px;background:#fafbfc;display:flex;flex-direction:column;gap:10px}
.voice-field label{font:600 .92rem var(--font-body);color:var(--ink)}
.recording{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* Buttons */
.mini-btn,.submit-btn{position:relative;overflow:hidden;isolation:isolate;border:none;border-radius:999px;background:var(--ink);color:#fff;min-height:46px;padding:0 22px;font:700 .64rem var(--font-head);letter-spacing:.14em;text-transform:uppercase;cursor:pointer;transition:transform .2s ease,background .25s ease,box-shadow .25s ease,color .25s ease,border-color .25s ease}
.mini-btn:hover,.submit-btn:hover{transform:translateY(-1px)}
.submit-btn{background:var(--ink);box-shadow:0 8px 20px -10px rgba(0,0,0,.4)}
.submit-btn:hover{background:#000;box-shadow:0 12px 24px -10px rgba(0,0,0,.5)}
.mini-btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--gray-light)}
.mini-btn.secondary:hover{background:var(--silver);border-color:var(--gray-soft)}
.mini-btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.submit-btn[disabled]{cursor:wait;transform:none;box-shadow:none}

.audio-preview{width:100%;margin-top:4px;border-radius:10px}
.step-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:28px;flex-wrap:wrap}
.submit-status{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-top:14px;color:var(--gray-dark);font-size:.9rem}
.submit-spinner{width:16px;height:16px;border:2px solid var(--gray-light);border-top-color:var(--ink);border-radius:50%;animation:submit-spin .8s linear infinite;flex:none}
.is-submitting .mini-btn,
.is-submitting .drop-zone,
.is-submitting .recording button{pointer-events:none}
@keyframes submit-spin{to{transform:rotate(360deg)}}

.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* Thank-you Seite */
.back{display:inline-flex;align-items:center;gap:8px;font:600 .7rem var(--font-head);letter-spacing:.14em;text-transform:uppercase;color:var(--gray-dark);transition:color .2s}
.back::before{content:'←';font-size:1rem}
.back:hover{color:var(--accent)}
.thank-you{min-height:calc(100vh - 160px);display:grid;align-items:center;place-content:center;text-align:left}
.thank-card{max-width:640px;padding:48px 0}
.thank-card .eyebrow{margin-bottom:24px}
.thank-card h1{margin-bottom:18px;font-size:clamp(1.9rem,4vw,3rem)}
.thank-card p{color:var(--gray-dark);font-size:1.06rem;line-height:1.65;margin:0 0 18px}
.thank-card .trust-strip{margin-top:34px}

@media(max-width:980px){
  .briefing-layout{grid-template-columns:1fr;gap:28px}
  .progress{position:static;order:-1}
  .progress-card{padding:22px}
  .steps{grid-template-columns:repeat(3,1fr);gap:10px}
  .steps span{flex-direction:column;align-items:flex-start;gap:8px;font-size:.62rem}
  .progress-copy{display:none}
  .section-head{flex-direction:row;align-items:center}
  .section-num{width:30px;height:30px}
  .section-head h2{font-size:1.22rem}
}
@media(max-width:720px){
  .page{padding-inline:18px;padding-top:72px}
  .hero{min-height:240px;padding:30px 0 22px}
  h1{font-size:clamp(1.75rem,8vw,2.3rem);overflow-wrap:anywhere}
  .grid,.project-types,.choice-grid,.mood-grid{grid-template-columns:1fr}
  .nav{padding-inline:18px}
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:calc(100% + 10px);left:18px;right:18px;display:none;gap:8px;padding:14px;border:1px solid rgba(0,0,0,.08);border-radius:18px;background:#fff;box-shadow:0 18px 40px rgba(0,0,0,.10);flex-direction:column;align-items:stretch}
  .nav-links.is-open{display:flex}
  .nav-links a{min-height:42px;display:flex;align-items:center;padding:0 12px}
  .nav-links .nav-lang{width:max-content}
  .nav-toggle[aria-expanded="true"]::before{transform:translateY(5.5px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span{opacity:0}
  .nav-toggle[aria-expanded="true"]::after{transform:translateY(-5.5px) rotate(-45deg)}
  .step-actions{justify-content:stretch}
  .step-actions .mini-btn,.step-actions .submit-btn{flex:1 1 0;min-width:140px}
  .submit-status{justify-content:flex-start;align-items:flex-start}
  .trust-strip{padding:14px 16px;gap:14px;font-size:.86rem}
  .trust-item svg{width:16px;height:16px}
}