/* =========================================================
   EOL – Forschungsprojekt im Verbund Hörwerk
   Landingpage · Stylesheet
   Farben stammen aus den Logos der Projektpartner.
   Keine externen Ressourcen (DSGVO): nur Systemschriften.
   ========================================================= */

:root{
	/* Farben aus den Partner-Logos */
	--petrol:#005050;          /* Hörwerk – Primärfarbe */
	--petrol-deep:#003636;
	--petrol-soft:#e2eded;
	--amber:#f59c00;           /* Hörwerk – Handlungsfarbe */
	--amber-deep:#d38400;
	--violet:#644682;          /* revoloud – laut */
	--aqua:#64aabe;            /* revoloud – mittel */
	--aqua-pale:#afd2dc;       /* revoloud – leise */
	--mist:#dfeef3;            /* revoloud – sehr leise */
	/* pro akustik, neues Markenbild: Nacht, Ozean, Bernstein, Quarz */
	--pa-nacht:#0f1e30;
	--pa-nacht-tief:#0a1723;
	--pa-ozean:#02339c;
	--pa-bernstein:#e5620c;
	--pa-quarz:#9a8c82;

	--paper:#eef3f3;
	--card:#ffffff;
	--ink:#16302f;
	--ink-soft:#4d6564;
	--line:#cfdedd;

	--wrap:min(100% - 2.5rem, 68rem);
	--column:min(100% - 2.5rem, 44rem);
	--radius:14px;
	--radius-lg:22px;
	--shadow:0 10px 34px rgba(0,60,60,.10);
	--shadow-sm:0 2px 10px rgba(0,60,60,.07);

	--font-display:Georgia,"Iowan Old Style","Times New Roman",serif;
	--font-body:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;}

body{
	margin:0;
	background:var(--paper);
	color:var(--ink);
	font-family:var(--font-body);
	font-size:1.125rem;          /* 18px – Zielgruppe 60+ */
	line-height:1.65;
	overflow-x:hidden;
}
@media(min-width:800px){ body{font-size:1.1875rem;} }

img{max-width:100%;height:auto;}

h1,h2,h3{font-family:var(--font-display);font-weight:700;color:var(--petrol-deep);margin:0;line-height:1.15;}
h1{font-size:clamp(2.05rem,6.4vw,3.6rem);letter-spacing:-.015em;text-wrap:balance;}
h2{font-size:clamp(1.6rem,4.4vw,2.45rem);letter-spacing:-.01em;text-wrap:balance;}
h3{font-size:clamp(1.15rem,2.6vw,1.35rem);letter-spacing:-.005em;}
p{margin:0 0 1.1em;}
a{color:var(--petrol);}

.wrap{width:var(--wrap);margin-inline:auto;}
.column{width:var(--column);margin-inline:auto;}

/* Sichtbarer Fokus für Tastaturbedienung */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
	outline:3px solid var(--amber);
	outline-offset:3px;
	border-radius:4px;
}

.skip{position:absolute;left:-9999px;top:0;background:var(--petrol);color:#fff;padding:12px 18px;z-index:50;}
.skip:focus{left:8px;top:8px;}

.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ---------- Bausteine ---------- */

.eyebrow{
	font-size:.8125rem;font-weight:700;text-transform:uppercase;
	letter-spacing:.16em;color:var(--petrol);
	margin:0 0 .9rem;
}
.eyebrow.on-dark{color:var(--aqua-pale);}

.lead{font-size:1.2em;color:var(--ink-soft);}

.brandname{font-weight:700;text-transform:lowercase;}

.btn{
	display:inline-flex;align-items:center;gap:.55rem;
	font:inherit;font-weight:700;
	padding:.95rem 1.6rem;
	border-radius:999px;border:2px solid transparent;
	text-decoration:none;cursor:pointer;
	min-height:56px;                       /* großzügiges Touch-Ziel */
	transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.btn-primary{background:var(--amber);color:#2a1c00;}
.btn-primary:hover{background:var(--amber-deep);}
.btn-ghost{background:transparent;color:var(--petrol-deep);border-color:var(--line);}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:rgba(0,80,80,.07);}
.btn-ghost.on-dark:hover{background:rgba(255,255,255,.12);}
.btn:active{transform:translateY(1px);}

section{padding:clamp(3rem,7vw,5.5rem) 0;}

/* ---------- Kopfzeile ---------- */

.masthead{
	background:var(--petrol-deep);
	padding:.9rem 0;
}
.masthead .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;}
.masthead img{height:38px;width:auto;}
.masthead .host{display:flex;flex-direction:column;align-items:flex-end;gap:7px;margin:0;}
.masthead .host span{
	font-size:.6875rem;letter-spacing:.13em;text-transform:uppercase;
	color:rgba(255,255,255,.62);line-height:1.3;
}
.masthead .host img{height:24px;width:auto;}
/* Die Logos in der Kopfzeile führen auf die Seiten von Hörwerk und pro akustik */
.masthead .marke{display:flex;align-items:center;transition:opacity .18s ease;}
.masthead .marke:hover{opacity:.75;}

/* ---------- Hero ---------- */

.hero{
	background:linear-gradient(168deg,var(--petrol) 0%,var(--petrol-deep) 100%);
	color:#fff;
	padding:clamp(2.75rem,7vw,5rem) 0 0;
	position:relative;
}
.hero h1{color:#fff;max-width:16ch;}
.hero .lead{color:rgba(255,255,255,.85);max-width:46ch;margin-top:1.4rem;}
.hero .actions{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:2rem;}

/* Lautheitskarte als Signaturband unter dem Hero */
.hero-band{margin-top:clamp(2.5rem,6vw,4rem);}
.hero-band .caption{
	font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;
	color:rgba(255,255,255,.55);margin:0 0 .6rem;
}
.band{
	display:grid;grid-template-columns:repeat(24,1fr);gap:2px;
	height:74px;border-radius:8px 8px 0 0;overflow:hidden;
}
.band i{background:rgba(255,255,255,.10);border-radius:1px;}
.band i[data-v="1"]{background:rgba(175,210,220,.32);}
.band i[data-v="2"]{background:rgba(100,170,190,.55);}
.band i[data-v="3"]{background:rgba(245,156,0,.72);}

/* ---------- Fließtext-Abschnitte ---------- */

.prose h2{margin-bottom:1rem;}
.prose p:last-child{margin-bottom:0;}

.pull{
	margin:2.2rem 0 0;padding:1.4rem 1.6rem;
	border-left:5px solid var(--amber);
	background:var(--card);border-radius:0 var(--radius) var(--radius) 0;
	box-shadow:var(--shadow-sm);
	font-family:var(--font-display);font-size:1.15em;line-height:1.45;color:var(--petrol-deep);
}

/* ---------- Projektname: Auflösung der Abkürzung ---------- */

.namen{
	margin:0 0 2.6rem;padding:1.5rem 1.6rem;
	background:var(--card);border-radius:var(--radius);
	border-top:5px solid var(--petrol);
	box-shadow:var(--shadow-sm);
	display:grid;gap:.2rem 1.5rem;
}
.namen-kurz{
	margin:0 0 .45rem;
	font-family:var(--font-display);font-weight:700;
	font-size:clamp(2.4rem,8vw,3.4rem);line-height:1;
	letter-spacing:-.03em;color:var(--petrol);
}
.namen .eyebrow{margin-bottom:.4rem;}
.namen-lang{
	margin:0 0 .85rem;
	font-family:var(--font-display);font-size:1.15em;line-height:1.4;
	color:var(--petrol-deep);
}
.namen-lang b{color:var(--amber-deep);}
.namen-frage{margin:0;color:var(--ink-soft);font-size:.98em;}

@media(min-width:620px){
	.namen{grid-template-columns:auto 1fr;align-items:start;padding:1.7rem 1.9rem;}
	.namen-kurz{margin:0;padding-top:.12rem;}
}

/* ---------- Lautheitskarte (Signaturelement) ---------- */

.measure{background:var(--card);}
.measure .grid-layout{display:grid;gap:clamp(2rem,4vw,3.5rem);}
@media(min-width:900px){
	.measure .grid-layout{grid-template-columns:1fr 1fr;align-items:center;}
}

.map{margin:0;}
.map-frame{
	display:grid;
	grid-template-columns:auto 1fr;
	grid-template-rows:1fr auto;
	gap:.6rem;
}
.axis-y{
	writing-mode:vertical-rl;transform:rotate(180deg);
	font-size:.75rem;letter-spacing:.13em;text-transform:uppercase;
	color:var(--ink-soft);display:flex;justify-content:space-between;align-items:center;
	padding:.2rem 0;
}
.axis-x{
	grid-column:2;
	display:flex;justify-content:space-between;
	font-size:.75rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-soft);
}
.cells{
	display:grid;grid-template-columns:repeat(12,1fr);gap:3px;
	background:var(--petrol-soft);padding:3px;border-radius:8px;
}
.cells i{
	aspect-ratio:1;border-radius:2px;background:var(--mist);
	opacity:0;transform:scale(.72);
	transition:opacity .34s ease,transform .34s ease;
}
.cells i[data-v="1"]{background:var(--aqua-pale);}
.cells i[data-v="2"]{background:var(--aqua);}
.cells i[data-v="3"]{background:var(--violet);}
.cells.is-on i{opacity:1;transform:scale(1);}

.map figcaption{
	margin-top:1rem;font-size:.9375rem;color:var(--ink-soft);
}
.legend{display:flex;flex-wrap:wrap;gap:1rem;margin:1rem 0 0;padding:0;list-style:none;font-size:.9375rem;}
.legend li{display:flex;align-items:center;gap:.45rem;color:var(--ink-soft);}
.legend span{width:16px;height:16px;border-radius:3px;flex:none;}

@media(prefers-reduced-motion:reduce){
	.cells i{opacity:1;transform:none;transition:none;}
}

/* ---------- Ablauf (echte Reihenfolge → Nummerierung) ---------- */

.steps{list-style:none;margin:2.5rem 0 0;padding:0;counter-reset:step;}
.steps li{
	counter-increment:step;
	display:grid;grid-template-columns:auto 1fr;gap:1.1rem;
	padding:1.35rem 0;border-top:1px solid var(--line);
}
.steps li:last-child{border-bottom:1px solid var(--line);}
.steps li::before{
	content:counter(step,decimal-leading-zero);
	font-family:var(--font-display);font-size:1.5rem;color:var(--amber-deep);
	line-height:1.1;min-width:2.2ch;
}
.steps h3{margin-bottom:.2rem;}
.steps p{margin:0;color:var(--ink-soft);font-size:.98em;}

/* ---------- Voraussetzungen ---------- */

.checks{list-style:none;margin:2rem 0 0;padding:0;display:grid;gap:.9rem;}
.checks li{
	display:grid;grid-template-columns:auto 1fr;gap:.9rem;align-items:start;
	background:var(--card);padding:1.1rem 1.3rem;border-radius:var(--radius);
	box-shadow:var(--shadow-sm);
}
.checks li::before{
	content:"";width:26px;height:26px;border-radius:50%;
	background:var(--petrol) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/15px no-repeat;
	flex:none;margin-top:.15rem;
}

/* ---------- Fachbetriebe (pro akustik) ---------- */

.partners{background:var(--pa-nacht);color:#fff;}
.partners h2{color:#fff;}
.partners .lead{color:rgba(255,255,255,.82);}

.shops{list-style:none;margin:2.4rem 0 0;padding:0;display:grid;gap:1rem;}
/* Bewusst nur zwei Spalten: drei waeren so schmal, dass die E-Mail-Adressen
   mitten im Wort umbrechen. Sieben Karten bleiben auch zweispaltig scannbar. */
@media(min-width:680px){ .shops{grid-template-columns:repeat(2,1fr);} }

.shop{
	background:#fff;color:var(--ink);border-radius:var(--radius-lg);
	padding:1.5rem 1.5rem 1.35rem;box-shadow:var(--shadow);
	display:flex;flex-direction:column;gap:.35rem;
}
.shop .plz-region{
	font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;
	color:var(--pa-ozean);font-weight:700;
}
.shop h3{font-size:1.2rem;color:var(--pa-nacht-tief);margin-bottom:.15rem;}
.shop address{font-style:normal;color:var(--ink-soft);line-height:1.5;}
.shop .contact{margin-top:auto;padding-top:1rem;display:grid;gap:.35rem;}
.shop .person{font-size:.9375rem;color:var(--ink-soft);}
/* Qualifikationen unter dem Namen - leiser gesetzt, damit der Name führt */
.shop .titel{display:inline-block;margin-top:.2rem;font-size:.8125rem;line-height:1.5;opacity:.8;}
.shop a[href^="mailto"],.shop a[href^="tel"]{
	color:var(--pa-ozean);font-weight:700;text-decoration:none;
	font-size:.9375rem;overflow-wrap:anywhere;line-height:1.45;
}
.shop a[href^="mailto"]:hover,.shop a[href^="tel"]:hover{text-decoration:underline;}

/* ---------- Formular ---------- */

.contact-form{
	background:var(--card);border-radius:var(--radius-lg);
	padding:clamp(1.5rem,4vw,2.5rem);box-shadow:var(--shadow);
	margin-top:2.2rem;
}
.field{margin-bottom:1.4rem;}
.field label{display:block;font-weight:700;margin-bottom:.45rem;}
.field .note{font-weight:400;color:var(--ink-soft);font-size:.9375rem;}
.field input,.field select,.field textarea{
	width:100%;font:inherit;padding:.85rem 1rem;min-height:56px;
	border:2px solid var(--line);border-radius:var(--radius);
	background:#fff;color:var(--ink);
}
.field textarea{min-height:140px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--petrol);}

.consent{display:grid;grid-template-columns:auto 1fr;gap:.85rem;align-items:start;
	background:var(--petrol-soft);padding:1.2rem 1.3rem;border-radius:var(--radius);margin-bottom:1.6rem;}
.consent input{width:26px;height:26px;min-height:0;margin-top:.2rem;flex:none;accent-color:var(--petrol);}
.consent label{font-size:.9375rem;line-height:1.55;font-weight:400;}

.hp{position:absolute;left:-9999px;}

.form-note{font-size:.9375rem;color:var(--ink-soft);margin:1.2rem 0 0;}

.alert{padding:1.1rem 1.3rem;border-radius:var(--radius);margin-bottom:1.6rem;font-size:1rem;}
.alert-ok{background:#e4f2e6;border-left:5px solid #4a8c53;color:#204527;}
.alert-error{background:#fbe7e7;border-left:5px solid #b53b3b;color:#5c1c1c;}
.alert[hidden]{display:none;}

/* Hinweis bei fehlenden Angaben - als Dialog, damit nichts verloren geht */
.hinweis{
	border:none;border-radius:var(--radius-lg);
	padding:clamp(1.6rem,4vw,2.2rem);
	max-width:min(92vw,30rem);
	background:var(--card);color:var(--ink);
	font-family:var(--font-body);font-size:1rem;
	box-shadow:0 24px 60px rgba(0,40,40,.3);
}
.hinweis::backdrop{background:rgba(6,32,32,.55);}
.hinweis h2{font-size:clamp(1.3rem,4vw,1.6rem);margin-bottom:.9rem;}
.hinweis ul{margin:0 0 1.6rem;padding-left:1.3rem;line-height:1.5;}
.hinweis li{margin-bottom:.5rem;}

/* Fehlende Felder hervorheben */
.field.hat-fehler input,
.field.hat-fehler select,
.field.hat-fehler textarea{border-color:#b53b3b;background:#fdf6f6;}
.field.hat-fehler label{color:#8f2b2b;}
.consent.hat-fehler{box-shadow:inset 0 0 0 2px #b53b3b;}

/* ---------- Förderung & Partner ---------- */

.credits{background:var(--card);}
/* Die Partnerlogos liegen in unterschiedlichen Varianten vor - manche sind
   fuer helle, manche fuer dunkle Untergruende gezeichnet. Jedes bekommt
   deshalb eine eigene Platte im passenden Ton; das Raster bleibt ruhig. */
.logo-row{
	display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
	gap:12px;margin-top:2.5rem;
}
.logo-plate{
	display:flex;align-items:center;justify-content:center;
	background:#fff;border:1px solid var(--line);border-radius:var(--radius);
	padding:18px 20px;min-height:118px;
}
.logo-plate.auf-dunkel{background:var(--petrol-deep);border-color:var(--petrol-deep);}
.logo-plate img{max-height:46px;width:auto;max-width:100%;}
.logo-plate img.hoch{max-height:82px;}
/* Jede Platte führt auf die Seite des jeweiligen Partners */
a.logo-plate{text-decoration:none;
	transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;}
a.logo-plate:hover{border-color:var(--petrol);box-shadow:var(--shadow-sm);transform:translateY(-2px);}
a.logo-plate.auf-dunkel:hover{border-color:var(--amber);}
@media(prefers-reduced-motion:reduce){ a.logo-plate:hover{transform:none;} }
.credits .roles{
	display:grid;gap:1rem;margin:2.5rem 0 0;padding:0;list-style:none;
	font-size:.9375rem;color:var(--ink-soft);
}
@media(min-width:720px){ .credits .roles{grid-template-columns:repeat(3,1fr);} }
.credits .roles b{display:block;color:var(--petrol-deep);font-size:.75rem;
	letter-spacing:.13em;text-transform:uppercase;margin-bottom:.3rem;}

/* ---------- Fuß ---------- */

.site-foot{background:var(--petrol-deep);color:rgba(255,255,255,.75);padding:2.5rem 0;font-size:.9375rem;}
.site-foot .wrap{display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between;align-items:center;}
.site-foot a{color:#fff;text-decoration:none;}
.site-foot .brandname{color:#fff;}
.site-foot a:hover{text-decoration:underline;}
.site-foot nav{display:flex;gap:1.5rem;flex-wrap:wrap;}

/* ---------- Rechtstexte (Unterseiten) ---------- */

.legal{background:var(--card);}
.legal h2{margin:2.5rem 0 .8rem;font-size:clamp(1.3rem,3vw,1.7rem);}
.legal h2:first-of-type{margin-top:1.5rem;}
.legal ul{padding-left:1.3rem;}
.legal li{margin-bottom:.5rem;}
.todo{
	background:#fff4d9;border-left:5px solid var(--amber);
	padding:1.1rem 1.3rem;border-radius:0 var(--radius) var(--radius) 0;margin:1.5rem 0;
	font-size:.9375rem;color:#4a3a12;
}

/* ---------- Einwilligung zur Reichweitenmessung ----------
   Beide Tasten sind gleich gross und gleich auffaellig. Eine
   versteckte oder blassere Ablehnung waere nach DSGVO angreifbar. */

.consent-banner{
	position:fixed;inset:auto 0 0 0;z-index:60;
	background:var(--card);
	border-top:4px solid var(--petrol);
	box-shadow:0 -14px 40px rgba(0,40,40,.22);
	padding:1.4rem 0 1.6rem;
	transform:translateY(105%);
	transition:transform .32s ease;
}
.consent-banner.is-on{transform:none;}

.consent-inner{
	width:var(--wrap);margin-inline:auto;
	display:flex;flex-wrap:wrap;gap:1.2rem 2.4rem;
	align-items:center;justify-content:space-between;
}
.consent-wort{flex:1 1 30rem;min-width:min(100%,18rem);}
.consent-wort h2{font-size:clamp(1.2rem,3vw,1.5rem);margin-bottom:.45rem;}
.consent-wort p{margin:0;font-size:1rem;line-height:1.55;color:var(--ink-soft);}
.consent-wort strong{color:var(--ink);}

.consent-tasten{display:flex;flex-wrap:wrap;gap:.75rem;flex:0 0 auto;}
.consent-tasten .btn{flex:1 1 auto;justify-content:center;min-width:14rem;font-size:1rem;}
.consent-ja{background:var(--amber);color:#2a1c00;}
.consent-ja:hover{background:var(--amber-deep);}
.consent-nein{background:#fff;color:var(--petrol-deep);border-color:var(--petrol);}
.consent-nein:hover{background:var(--petrol-soft);}

@media(max-width:700px){
	.consent-banner{max-height:80vh;overflow-y:auto;}
	.consent-tasten{width:100%;}
	.consent-tasten .btn{flex:1 1 100%;}
}
@media(prefers-reduced-motion:reduce){
	.consent-banner{transition:none;}
}

/* Schalter im Seitenfuss: liegt versteckt im HTML und wird von
   consent.js nur eingeblendet, wenn eine Mess-ID hinterlegt ist. */
.consent-schalter{
	background:none;border:0;padding:0;
	font:inherit;color:#fff;text-decoration:none;cursor:pointer;
}
.consent-schalter:hover{text-decoration:underline;}