/*
 * Copyright (c) 2026 TNSystem. Alle Rechte vorbehalten.
 * Datei: public/assets/public-functions.css
 * Zweck: Gestaltet die Benutzeroberfläche „public functions“ des TNSystem Faktura-Portals.
 */
.public-global-video{
  position:fixed;
  inset:0;
  z-index:0;
  overflow:hidden;
  pointer-events:none;
  background:#071b30 url("/assets/visuals/automation-workflow-v4-poster.webp") center/cover no-repeat;
}
.public-global-video video{width:100%;height:100%;object-fit:cover;opacity:.5}
.public-global-video span{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,rgba(4,21,39,.92),rgba(7,29,50,.7) 52%,rgba(5,23,41,.88)),
    linear-gradient(180deg,rgba(4,18,33,.5),rgba(5,21,38,.85));
}
body.public .public-main>.public-site-header,
body.public .public-main>.functions-public,
body.public .public-main>.pricing-public,
body.public .public-main>.contact-shell-professional,
body.public .public-main>.contact-confirmation-shell,
body.public .public-main>.legal-shell,
body.public .public-main>.public-cancellation-shell,
body.public .public-main>footer{position:relative}
body.public .public-main>.functions-public,
body.public .public-main>.pricing-public,
body.public .public-main>.contact-shell-professional,
body.public .public-main>.contact-confirmation-shell,
body.public .public-main>.legal-shell,
body.public .public-main>.public-cancellation-shell,
body.public .public-main>footer{z-index:1}

.portal-functions-cta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  max-width:920px;
  margin-top:22px;
  padding:15px 17px;
  border:1px solid rgba(157,215,229,.23);
  border-radius:13px;
  background:linear-gradient(120deg,rgba(8,38,65,.82),rgba(20,86,105,.56));
  box-shadow:0 12px 34px rgba(0,10,25,.18);
}
.portal-functions-cta div{display:grid;gap:3px}
.portal-functions-cta span{color:#7fe0d4;font-size:10px;font-weight:850;letter-spacing:1.2px}
.portal-functions-cta strong{color:#f5fbff;font-size:14px;line-height:1.45}
.portal-functions-cta a{
  flex:0 0 auto;
  padding:10px 14px;
  border:1px solid rgba(255,255,255,.25);
  border-radius:8px;
  background:rgba(255,255,255,.1);
  color:#fff;
  font-size:12px;
  font-weight:800;
  text-decoration:none;
}
.portal-functions-cta a:hover,.portal-functions-cta a:focus-visible{background:#fff;color:#17496e;outline:0}

.portal-free-start{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  max-width:920px;
  margin:18px 0;
  padding:13px 15px;
  border:1px solid rgba(126,226,213,.3);
  border-left:4px solid #70dfd1;
  border-radius:11px;
  background:rgba(7,41,67,.78);
  box-shadow:0 12px 32px rgba(0,11,26,.16);
}
.portal-free-start div{display:grid;gap:2px}
.portal-free-start span{color:#78e1d4;font-size:9px;font-weight:900;letter-spacing:1.25px}
.portal-free-start strong{color:#fff;font-size:14px;line-height:1.4}
.portal-free-start small{color:#bfd4e2;font-size:11px;line-height:1.45}
.portal-free-start a{
  flex:0 0 auto;
  padding:10px 15px;
  border-radius:8px;
  background:#f69116;
  color:#fff;
  font-size:12px;
  font-weight:850;
  text-decoration:none;
  box-shadow:0 8px 22px rgba(246,145,22,.22);
}
.portal-free-start a:hover,.portal-free-start a:focus-visible{background:#ff9f2b;outline:2px solid rgba(255,255,255,.55);outline-offset:2px}

.portal-registration-reason{
  position:relative;
  z-index:2;
  grid-column:1 / -1;
  display:grid;
  grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);
  gap:38px;
  align-items:center;
  min-width:0;
  width:100%;
  margin:0;
  padding:clamp(30px,4vw,48px);
  border:0;
  border-top:1px solid rgba(159,201,226,.28);
  border-radius:0 0 31px 31px;
  background:
    linear-gradient(120deg,rgba(7,34,59,.98),rgba(12,69,91,.97)),
    #09243e;
  color:#fff;
  box-shadow:0 24px 65px rgba(0,12,30,.27);
}
.portal-registration-copy h2{
  max-width:610px;
  margin:7px 0 13px;
  color:#fff;
  font-size:clamp(29px,3vw,44px);
  line-height:1.12;
  letter-spacing:-1px;
}
.portal-registration-copy>p:not(.eyebrow){max-width:650px;margin:0;color:#cee0eb;font-size:16px;line-height:1.68}
.portal-registration-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:23px}
.portal-registration-actions .ghost{border-color:rgba(207,231,244,.35);background:rgba(255,255,255,.08);color:#fff}
.portal-registration-benefits{display:grid;gap:10px}
.portal-registration-benefits article{
  display:grid;
  grid-template-columns:43px 1fr;
  gap:14px;
  align-items:center;
  padding:17px 18px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:13px;
  background:rgba(255,255,255,.075);
}
.portal-registration-benefits article>span{
  display:grid;
  place-items:center;
  width:43px;
  height:43px;
  border-radius:11px;
  background:#def5f4;
  color:#12667a;
  font-size:11px;
  font-weight:900;
}
.portal-registration-benefits strong{display:block;color:#fff;font-size:15px}
.portal-registration-benefits p{margin:4px 0 0;color:#c8dce8;font-size:13px;line-height:1.5}

.functions-public{
  width:min(1500px,calc(100% - 48px));
  margin:0 auto;
  padding:34px 0 64px;
  color:#21344a;
}
.functions-hero{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);
  gap:38px;
  align-items:center;
  padding:clamp(34px,5vw,66px);
  border:1px solid rgba(167,205,228,.28);
  border-radius:22px;
  background:linear-gradient(125deg,rgba(8,38,66,.97),rgba(14,79,104,.94));
  color:#fff;
  box-shadow:0 28px 70px rgba(0,12,30,.3);
}
.functions-hero h1{max-width:900px;margin:9px 0 18px;font-size:clamp(38px,4.2vw,67px);line-height:1.02;letter-spacing:-2.2px}
.functions-hero-copy>p:not(.eyebrow){max-width:840px;margin:0;color:#d7e8f3;font-size:18px;line-height:1.7}
.functions-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:26px}
.functions-actions .ghost,.functions-final-cta .ghost,.functions-roadmap .ghost{border-color:rgba(210,231,244,.35);background:rgba(255,255,255,.08);color:#fff}
.functions-hero-summary{
  padding:26px;
  border:1px solid rgba(255,255,255,.17);
  border-radius:17px;
  background:rgba(255,255,255,.075);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.functions-hero-summary>span{color:#83e2d7;font-size:11px;font-weight:900;letter-spacing:1.2px;text-transform:uppercase}
.functions-hero-summary>strong{display:block;margin:7px 0 17px;font-size:24px;line-height:1.25}
.functions-hero-summary ul{display:grid;gap:11px;margin:0;padding:0;list-style:none}
.functions-hero-summary li{display:flex;gap:9px;color:#d6e7f1;font-size:14px}
.functions-hero-summary li:before{content:"✓";color:#82e0d4;font-weight:900}

.functions-workflow{
  display:grid;
  grid-template-columns:repeat(7,auto);
  align-items:center;
  justify-content:center;
  gap:18px;
  margin:20px 0;
  padding:18px 24px;
  border:1px solid rgba(183,210,229,.3);
  border-radius:15px;
  background:rgba(248,252,255,.95);
  box-shadow:0 15px 42px rgba(0,16,35,.18);
}
.functions-workflow div{display:grid;grid-template-columns:auto 1fr;column-gap:10px;align-items:center}
.functions-workflow span{grid-row:1/3;display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:#e1f2f5;color:#11677a;font-size:11px;font-weight:900}
.functions-workflow strong{font-size:13px;color:#183e62}.functions-workflow small{color:#66798c;font-size:11px}.functions-workflow i{color:#5c839f;font-style:normal}

.functions-section,.functions-digital,.functions-assurance,.functions-roadmap,.functions-final-cta{
  margin-top:20px;
  border:1px solid rgba(187,211,228,.32);
  border-radius:20px;
  background:rgba(248,251,254,.97);
  box-shadow:0 20px 55px rgba(0,13,30,.2);
}
.functions-section,.functions-assurance{padding:clamp(28px,4vw,48px)}
.functions-section-head{max-width:820px;margin-bottom:25px}
.functions-section-head h2,.functions-digital h2,.functions-roadmap h2,.functions-final-cta h2{margin:5px 0 10px;color:#143d62;font-size:clamp(27px,2.8vw,41px);line-height:1.15;letter-spacing:-.8px}
.functions-section-head>p:not(.eyebrow),.functions-digital>div>p:not(.eyebrow),.functions-roadmap p,.functions-final-cta p{margin:0;color:#5c6e80;line-height:1.65}
.functions-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.functions-grid article{
  min-width:0;
  padding:22px;
  border:1px solid #d9e4ed;
  border-radius:14px;
  background:#fff;
  box-shadow:0 8px 24px rgba(26,62,94,.07);
}
.function-number{display:grid;place-items:center;width:35px;height:35px;border-radius:9px;background:#e4f3f6;color:#11687b;font-size:11px;font-weight:900}
.functions-grid h3{margin:14px 0 8px;color:#173f65;font-size:19px}
.functions-grid article>p{min-height:98px;margin:0;color:#5a6c7e;font-size:14px;line-height:1.6}
.functions-grid dl{display:grid;gap:8px;margin:18px 0 0;padding-top:14px;border-top:1px solid #e7edf3}
.functions-grid dl div{display:grid;grid-template-columns:88px 1fr;gap:8px}
.functions-grid dt{color:#748596;font-size:10px;font-weight:800;letter-spacing:.5px;text-transform:uppercase}
.functions-grid dd{margin:0;color:#304960;font-size:12px;font-weight:750}

.functions-digital{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;padding:clamp(28px,4vw,44px);background:linear-gradient(125deg,rgba(7,34,60,.98),rgba(10,68,91,.97));color:#fff}
.functions-digital>div{align-self:center}.functions-digital h2{color:#fff}.functions-digital>div>p:not(.eyebrow){color:#c9deeb}
.functions-digital article{display:grid;grid-template-columns:48px 1fr;gap:14px;padding:21px;border:1px solid rgba(255,255,255,.15);border-radius:14px;background:rgba(255,255,255,.075)}
.functions-digital article>span{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:#e3f7f6;color:#116479;font-size:20px;font-weight:900}
.functions-digital h3{margin:0 0 7px;font-size:18px}.functions-digital article p{margin:0;color:#cbe0ec;font-size:13px;line-height:1.58}

.functions-assurance-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.functions-assurance-grid article{padding:20px;border-left:3px solid #2c91a5;border-radius:8px;background:#edf5f8}
.functions-assurance-grid strong{color:#173f64;font-size:15px}.functions-assurance-grid p{margin:7px 0 0;color:#607386;font-size:13px;line-height:1.55}
.functions-roadmap,.functions-final-cta{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:30px 36px;background:rgba(8,38,65,.95);color:#fff}
.functions-roadmap h2,.functions-final-cta h2{color:#fff;font-size:29px}.functions-roadmap p,.functions-final-cta p{max-width:850px;color:#c9ddeb}
.functions-final-cta>div:last-child{display:flex;flex:0 0 auto;gap:10px}

@media(max-width:1100px){
  .portal-registration-reason{grid-template-columns:1fr}
  .functions-hero{grid-template-columns:1fr}
  .functions-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .functions-digital{grid-template-columns:1fr 1fr}.functions-digital>div{grid-column:1/-1}
  .functions-assurance-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .functions-workflow{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.functions-workflow i{display:none}
}
@media(max-width:820px){
  .portal-free-start{align-items:flex-start;flex-direction:column}
  .portal-registration-reason{width:100%;margin:0;padding:27px 21px;border-radius:0}
  .functions-public{width:calc(100% - 20px);padding:18px 0 38px}
  .functions-hero{padding:28px 22px;border-radius:16px}.functions-hero h1{font-size:39px;letter-spacing:-1.3px}
  .functions-hero-copy>p:not(.eyebrow){font-size:16px}
  .functions-workflow{grid-template-columns:repeat(2,minmax(0,1fr));padding:14px}
  .functions-grid,.functions-digital,.functions-assurance-grid{grid-template-columns:1fr}
  .functions-digital>div{grid-column:auto}
  .functions-grid article>p{min-height:0}
  .functions-roadmap,.functions-final-cta{align-items:flex-start;flex-direction:column;padding:25px 22px}
  .functions-final-cta>div:last-child{width:100%;flex-wrap:wrap}
  .portal-functions-cta{align-items:flex-start;flex-direction:column}
}
@media(max-width:480px){
  .portal-free-start a{width:100%;text-align:center}
  .portal-registration-actions,.portal-registration-actions a{width:100%}
  .portal-registration-actions a{text-align:center}
  .portal-registration-benefits article{grid-template-columns:36px 1fr;padding:14px}
  .portal-registration-benefits article>span{width:36px;height:36px}
  .functions-hero h1{font-size:33px}
  .functions-actions,.functions-actions a,.functions-final-cta>div:last-child,.functions-final-cta>div:last-child a{width:100%}
  .functions-actions a,.functions-final-cta a{text-align:center}
  .functions-workflow{grid-template-columns:1fr}.functions-workflow div{grid-template-columns:auto 1fr}
  .functions-section,.functions-assurance{padding:22px 16px}
}
@media(prefers-reduced-motion:reduce){
  .public-global-video video{display:none}
}

/* Release 05.08.2026: konsolidiertes Layout der öffentlichen Hauptseite. */
.portal-home-shell{
  position:relative;
  z-index:2;
  width:100%;
  max-width:1780px;
  margin:0 auto;
  overflow:hidden;
  border:1px solid rgba(153,205,229,.3);
  border-radius:24px;
  background:#081f36;
  box-shadow:0 30px 78px rgba(0,10,27,.38);
}
.portal-home-shell>.portal-auth-premium,
.portal-home-shell>.portal-home-overview{
  width:100%;
  max-width:none;
  margin:0;
  border:0;
  border-radius:0;
  box-shadow:none;
}
.portal-home-shell>.portal-auth-premium{width:100%;max-width:none;margin:0}
.portal-auth-premium .portal-hero-copy{max-width:none}
body.public .portal-auth-premium .portal-lead{max-width:none}
.portal-auth-premium .portal-free-start{max-width:none}
.portal-home-shell>.portal-home-overview{border-top:1px solid rgba(159,201,226,.24)}
.portal-home-overview{
  position:relative;
  z-index:2;
  width:100%;
  margin:0;
  padding:16px 0;
  border:0;
  border-radius:0;
  background:transparent;
  color:#fff;
  box-shadow:none;
}
.portal-story-tools{
  display:grid;
  grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);
  gap:12px;
  width:100%;
  margin-top:18px;
}
.portal-story-tools .portal-home-overview-heading{
  align-items:flex-start;
  flex-direction:column;
  justify-content:center;
  gap:10px;
  min-width:0;
  margin:0;
  padding:15px 16px;
  border:1px solid rgba(155,211,227,.24);
  border-radius:14px;
  background:rgba(4,27,47,.7);
}
.portal-story-tools .portal-home-overview-heading strong{font-size:15px;line-height:1.35}
.portal-story-tools .portal-home-overview-heading a{padding:8px 11px}
.portal-story-tools .portal-tools-teaser{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:13px;
  min-width:0;
  height:100%;
  margin:0;
  padding:14px 16px;
}
.portal-story-tools .portal-tools-teaser strong{font-size:15px;line-height:1.3}
.portal-story-tools .portal-tools-teaser span{font-size:11px;line-height:1.4}
.portal-story-tools .portal-tools-teaser>a{padding:9px 12px;font-size:11px;white-space:nowrap}
.portal-home-overview-heading{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  margin-bottom:14px;
  padding:0 2px 13px;
  border-bottom:1px solid rgba(184,220,237,.19);
}
.portal-home-overview-heading div{display:grid;gap:2px}
.portal-home-overview-heading span{color:#7fe0d4;font-size:9px;font-weight:900;letter-spacing:1.2px}
.portal-home-overview-heading strong{font-size:15px;line-height:1.35}
.portal-home-overview-heading a{
  flex:0 0 auto;
  padding:9px 13px;
  border:1px solid rgba(255,255,255,.28);
  border-radius:8px;
  background:rgba(255,255,255,.08);
  color:#fff;
  font-size:11px;
  font-weight:850;
  text-decoration:none;
}
.portal-auth-premium .portal-story .portal-special{display:grid;grid-template-columns:210px minmax(0,1fr);align-items:center;gap:12px;width:100%;max-width:none;margin:12px 0 0;padding:12px 14px}
.portal-auth-premium .portal-story .portal-special-head{justify-content:flex-start;margin:0}
.portal-auth-premium .portal-story .portal-special-features{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.portal-auth-premium .portal-story .portal-special-features>div{padding:7px 9px}
.portal-auth-premium .portal-story .portal-special-features strong{font-size:11px}
.portal-auth-premium .portal-story .portal-special-features small{font-size:9px;line-height:1.3}
.portal-home-overview .automation-flow{width:min(1326px,calc(100% - 56px));max-width:1326px;margin:0 auto;padding:10px 12px}
.portal-home-overview .flow-node{min-height:58px;padding:7px 9px}
.portal-auth-premium .portal-story .portal-registration-reason{
  display:grid;
  grid-template-columns:minmax(330px,.95fr) minmax(0,1.55fr);
  align-items:center;
  gap:18px;
  width:100%;
  max-width:none;
  margin:12px 0 0;
  padding:14px 16px;
  border:1px solid rgba(155,211,227,.25);
  border-radius:14px;
  background:linear-gradient(135deg,rgba(7,39,64,.94),rgba(8,76,91,.78));
  box-shadow:none;
}
.portal-auth-premium .portal-story .portal-registration-copy h2{margin:2px 0 5px;font-size:clamp(20px,1.65vw,25px);line-height:1.12;letter-spacing:-.3px}
.portal-auth-premium .portal-story .portal-registration-copy>p:not(.eyebrow){margin:0;font-size:11px;line-height:1.42}
.portal-auth-premium .portal-story .portal-registration-actions{display:flex;gap:8px;margin-top:10px}
.portal-auth-premium .portal-story .portal-registration-actions .button{padding:8px 11px;font-size:10px}
.portal-auth-premium .portal-story .portal-registration-benefits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}
.portal-auth-premium .portal-story .portal-registration-benefits article{display:grid;grid-template-columns:30px 1fr;align-items:center;gap:7px;min-width:0;padding:8px;border:1px solid rgba(194,226,238,.18);border-radius:10px;background:rgba(255,255,255,.07)}
.portal-auth-premium .portal-story .portal-registration-benefits article>span{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#eaf9f7;color:#0c6070;font-size:10px;font-weight:900}
.portal-auth-premium .portal-story .portal-registration-benefits strong{font-size:11px;line-height:1.25}
.portal-auth-premium .portal-story .portal-registration-benefits p{margin:2px 0 0;font-size:9px;line-height:1.3}

@media(max-width:1100px){
  .portal-story-tools{grid-template-columns:1fr}
  .portal-auth-premium .portal-story .portal-special{display:block}
  .portal-auth-premium .portal-story .portal-special-head{margin-bottom:9px}
  .portal-auth-premium .portal-story .portal-registration-reason{grid-template-columns:1fr;padding:14px}
}
@media(max-width:820px){
  .portal-home-shell{width:calc(100% - 20px);border-radius:15px}
  .portal-home-shell>.portal-auth-premium{width:100%}
  .portal-home-overview .automation-flow{width:calc(100% - 32px)}
}
@media(max-width:760px){
  .portal-home-shell{width:100%;border-width:0;border-radius:0}
  .portal-story-tools{grid-template-columns:1fr;gap:9px;margin-top:15px}
  .portal-story-tools .portal-home-overview-heading{gap:8px;padding:13px 14px}
  .portal-story-tools .portal-tools-teaser{display:grid;grid-template-columns:1fr;gap:10px;padding:13px 14px}
  .portal-story-tools .portal-tools-teaser span{display:block}
  .portal-story-tools .portal-tools-teaser>a{justify-self:start}
  .portal-auth-premium .portal-story .portal-special{display:block;margin-top:10px;padding:12px}
  .portal-auth-premium .portal-story .portal-special-features{grid-template-columns:repeat(2,minmax(0,1fr))}
  .portal-auth-premium .portal-story .portal-special-features small{display:none}
  .portal-home-overview{display:none}
  .portal-auth-premium .portal-story .portal-registration-reason{display:block;margin-top:10px;padding:13px 14px}
  .portal-auth-premium .portal-story .portal-registration-copy h2{font-size:22px}
  .portal-auth-premium .portal-story .portal-registration-actions .ghost{display:none}
  .portal-auth-premium .portal-story .portal-registration-actions .primary{width:100%;text-align:center}
  .portal-auth-premium .portal-story .portal-registration-benefits{grid-template-columns:1fr;gap:6px;margin-top:10px}
  .portal-auth-premium .portal-story .portal-registration-benefits article{min-height:0;padding:7px 9px}
  .portal-auth-premium .portal-story .portal-registration-benefits p{display:none}
}