/* --- style.css ---
   IT-Compliance Rhein-Main — Design v2
   Konzept: Forensik-Dossier / Blueprint. Papier, Tinte, Blueprint-Blau,
   Stempel-Rot. Monospace für Daten/Labels, Sans für Lesetext & Headlines.
   Keine externen Fonts/CDNs (Systemfonts only) — DSGVO-Datensparsamkeit.
*/

/* 1. Design Tokens */
:root {
    --paper: #f1ede1;
    --paper-2: #e7e0cd;
    --panel: #fffdf8;
    --ink: #15181d;
    --ink-70: rgba(21, 24, 29, 0.72);
    --ink-50: rgba(21, 24, 29, 0.52);
    --line: rgba(21, 24, 29, 0.16);
    --line-strong: rgba(21, 24, 29, 0.38);

    --blueprint: #1d3f68;
    --blueprint-deep: #0d1e33;
    --signal: #c53a1f;
    --signal-dark: #9c2c17;
    --signal-soft: rgba(197, 58, 31, 0.1);
    --emergency: #a91e1e;
    --gold: #ab7e2c;
    --active: #3c7a4d;

    --white: #fffdf8;
    --primary-color: var(--ink); /* legacy alias used in a few inline styles */
    --accent-color: var(--signal); /* legacy alias used in a few inline styles */
    --text-color: var(--ink-70);
    --bg-light: var(--paper);

    --radius: 3px;
    --header-h: 74px;
    --container: 1280px;

    --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Consolas", "Roboto Mono", "Liberation Mono", monospace;
}

/* 2. Grundeinstellungen */
html { scroll-behavior: smooth; }
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--sans);
    color: var(--ink-70);
    line-height: 1.65;
    background-color: var(--paper);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--sans);
    font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--ink);
    line-height: 1.08;
    margin-bottom: 1rem;
    text-wrap: balance;
}
h3 { font-weight: 700; letter-spacing: -0.01em; }

a { text-decoration: none; color: inherit; transition: 0.2s ease; }
ul { list-style: none; }
::selection { background: var(--signal); color: var(--white); }

.mono {
    font-family: var(--mono);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* 3. Header — sticky document bar, no overlay hacks */
header {
    background: rgba(241, 237, 225, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-h);
    transition: box-shadow 0.25s ease, background 0.25s ease;
}
header.scrolled { box-shadow: 0 6px 18px rgba(21, 24, 29, 0.08); }

.nav-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--mono);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--ink);
    cursor: pointer;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5em;
}
.logo::before {
    content: '';
    width: 9px; height: 9px;
    background: var(--signal);
    display: inline-block;
    flex-shrink: 0;
}
.logo span { color: var(--ink-50); }

.nav-links { display: flex; gap: 2.1rem; align-items: center; }
.nav-links a {
    cursor: pointer;
    position: relative;
    font-family: var(--mono);
    font-size: 0.76rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink-50);
    padding: 4px 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -6px;
    left: 0;
    background: var(--signal);
}

.btn-cta {
    background: var(--ink);
    color: var(--white) !important;
    padding: 0.55rem 1.1rem;
    font-family: var(--mono);
    font-weight: 700;
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: background 0.2s ease, transform 0.2s ease;
}
.btn-cta:hover { background: var(--signal); transform: translateY(-1px); }
.menu-toggle { display: none; cursor: pointer; font-size: 1.4rem; color: var(--ink); }

/* 4. Layout base */
section, .page-content { padding: 4.5rem 2rem; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 2rem; }
.text-center { text-align: center; }
.section-padding { padding: 4.5rem 0; }
.bg-light { background: var(--paper); }
.bg-panel { background: var(--panel); }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6em;
    font-family: var(--mono);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--signal);
    margin-bottom: 1.1rem;
}
.eyebrow::before { content: ''; width: 22px; height: 1.5px; background: var(--signal); display: inline-block; }

/* 5. Hero — split dossier layout */
.hero-split {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 3.5rem 2rem 0;
    position: relative;
}
.hero-grid {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 3.5rem;
    align-items: end;
    padding-bottom: 3.5rem;
}
.hero-headline {
    font-size: clamp(2.6rem, 6vw, 4.6rem);
    line-height: 0.98;
    color: var(--ink);
    margin-bottom: 1.5rem;
}
.hero-headline em {
    font-style: normal;
    color: var(--blueprint);
}
.hero-lead {
    font-size: 1.12rem;
    color: var(--ink-70);
    max-width: 520px;
    margin-bottom: 2.2rem;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-solid, .btn-line {
    display: inline-flex;
    align-items: center;
    gap: 0.6em;
    padding: 0.9rem 1.7rem;
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: var(--radius);
    transition: all 0.2s ease;
}
.btn-solid {
    background: var(--ink);
    color: var(--white) !important;
    border: 1.5px solid var(--ink);
}
.btn-solid:hover { background: var(--signal); border-color: var(--signal); transform: translateY(-2px); }
.btn-line {
    background: transparent;
    color: var(--ink) !important;
    border: 1.5px solid var(--line-strong);
}
.btn-line:hover { border-color: var(--ink); background: rgba(21,24,29,0.04); }

/* Spec panel — the "case file" data sheet beside the hero headline */
.spec-panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-top: 3px solid var(--signal);
}
.spec-panel-head {
    font-family: var(--mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-50);
    padding: 0.9rem 1.3rem;
    border-bottom: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
}
.spec-panel-head .dot { color: var(--active); }
.spec-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    padding: 0.85rem 1.3rem;
    border-bottom: 1px solid var(--line);
}
.spec-row:last-child { border-bottom: none; }
.spec-label {
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink-50);
}
.spec-value { font-weight: 700; color: var(--ink); text-align: right; }

/* Ticker / certification marquee */
.ticker {
    background: var(--ink);
    color: var(--paper);
    overflow: hidden;
    white-space: nowrap;
    border-bottom: 1px solid var(--line);
}
.ticker-track {
    display: inline-flex;
    align-items: center;
    animation: ticker-scroll 32s linear infinite;
    padding: 0.85rem 0;
}
.ticker-track span {
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0 1.6rem;
    color: var(--paper);
}
.ticker-track span::after { content: '\2022'; margin-left: 3.2rem; color: var(--signal); }
@keyframes ticker-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
    .ticker-track { animation: none; }
}

/* 6. Case index — replaces card grids everywhere */
.case-index { border-top: 1px solid var(--line); }
.case-row {
    display: grid;
    grid-template-columns: 90px 1fr auto;
    align-items: center;
    gap: 2rem;
    padding: 2.2rem 0;
    border-bottom: 1px solid var(--line);
    transition: transform 0.25s ease, background 0.25s ease;
    position: relative;
}
.case-row:hover { transform: translateX(10px); background: rgba(21, 24, 29, 0.02); }
.case-num {
    font-family: var(--mono);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--line-strong);
    transition: color 0.25s ease;
}
.case-row:hover .case-num { color: var(--signal); }
.case-body h3 { font-size: 1.35rem; margin-bottom: 0.5rem; }
.case-body p { color: var(--ink-50); max-width: 640px; }
.case-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.9rem; }
.case-tags span {
    font-family: var(--mono);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--blueprint);
    background: rgba(29, 63, 104, 0.08);
    padding: 3px 8px;
}
.case-arrow {
    font-family: var(--mono);
    font-size: 1.4rem;
    color: var(--ink-50);
    transition: transform 0.25s ease, color 0.25s ease;
}
.case-row:hover .case-arrow { color: var(--signal); transform: translateX(4px); }

@media (max-width: 720px) {
    .case-row { grid-template-columns: 50px 1fr; }
    .case-arrow { display: none; }
}

/* Simple bullet list used inside case rows / panels */
.spec-list li {
    display: flex;
    align-items: baseline;
    gap: 0.6em;
    font-size: 0.95rem;
    color: var(--ink-70);
    margin-bottom: 0.5rem;
}
.spec-list li::before { content: '—'; color: var(--signal); font-family: var(--mono); flex-shrink: 0; }

/* 7. Timeline (used for the Datenrettung Ablauf) */
.timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); margin-top: 2.5rem; }
.timeline-step { padding: 2.2rem; border-right: 1px solid var(--line); position: relative; }
.timeline-step:last-child { border-right: none; }
.timeline-num { font-family: var(--mono); font-size: 0.85rem; color: var(--signal); margin-bottom: 1rem; display: block; }
.timeline-step p { color: var(--ink-50); font-size: 0.94rem; }
@media (max-width: 820px) {
    .timeline { grid-template-columns: 1fr; }
    .timeline-step { border-right: none; border-bottom: 1px solid var(--line); }
    .timeline-step:last-child { border-bottom: none; }
}

/* 8. Stamp badge (IHK trust element) + trust section */
.trust-section {
    padding: 5.5rem 2rem;
    background: var(--panel);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}
.trust-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 3.5rem;
    align-items: center;
}
@media (max-width: 768px) {
    .trust-content { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}

.stamp {
    width: 180px; height: 180px;
    border: 3px double var(--signal);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transform: rotate(-7deg);
    color: var(--signal);
    flex-shrink: 0;
}
.stamp-inner {
    text-align: center;
    font-family: var(--mono);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.5;
}
.stamp-inner .big { font-size: 1rem; font-weight: 800; display: block; margin: 4px 0; }
.stamp-inner .small { font-size: 0.62rem; display: block; }

/* Deprecated aliases kept so any stray markup still renders sanely */
.trust-badge-container { display: flex; justify-content: center; margin-bottom: 2.5rem; }
.ihk-seal-wrap { width: 180px; height: 180px; }
.ihk-seal-content { display: none; }

/* 9. Emergency banner — hazard stripes */
.emergency-banner {
    background: var(--emergency);
    color: var(--white);
    padding: 4rem 2rem;
    text-align: center;
    position: relative;
    border-top: 10px solid;
    border-image: repeating-linear-gradient(-45deg, var(--white), var(--white) 12px, var(--emergency) 12px, var(--emergency) 24px) 10;
    border-bottom: 10px solid;
    border-bottom-color: transparent;
    border-image-slice: 1;
}
.emergency-banner::after {
    content: '';
    position: absolute; left: 0; right: 0; bottom: 0; height: 10px;
    background: repeating-linear-gradient(-45deg, var(--white), var(--white) 12px, var(--emergency) 12px, var(--emergency) 24px);
}
.emergency-banner h2 { color: var(--white); margin-bottom: 1rem; }
.emergency-banner .eyebrow { color: var(--white); }
.emergency-banner .eyebrow::before { background: var(--white); }

/* 10. Alerts (compliance / warning notes) */
.nis2-alert {
    background: var(--panel);
    border: 1px solid var(--line);
    border-left: 4px solid var(--gold);
    padding: 2.1rem;
    margin: 2rem auto;
    max-width: 900px;
}
.nis2-alert h3 { color: var(--ink); margin-bottom: 0.5rem; }
.nis2-alert p { color: var(--ink-70); }

/* 11. Sub-page hero (document header strip) */
.hero-small {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 3.5rem 2rem 3rem;
    margin-bottom: 0;
}
.hero-small .container { max-width: var(--container); }
.hero-small h1 { color: var(--ink); font-size: clamp(2.1rem, 4.2vw, 3rem); }
.hero-small p { color: var(--ink-50); font-size: 1.05rem; margin-top: 0.4rem; max-width: 620px; }

/* Legacy grid/card fallback (kept minimal, in case any inline markup still references it) */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
@media (min-width: 768px) { .grid-2 { grid-template-columns: 1fr 1fr !important; } }
.card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-top: 3px solid var(--signal);
    padding: 2rem;
}
.card h3 { font-size: 1.2rem; }
.card p { color: var(--ink-50); margin-bottom: 1rem; }
.card ul li { display: flex; gap: 0.6em; font-size: 0.92rem; margin-bottom: 0.5rem; color: var(--ink-70); }
.card ul li::before { content: '—'; color: var(--signal); font-family: var(--mono); }

/* 12. Kontakt — document form */
.doc-form-section { padding: 4.5rem 2rem 6rem; }
.doc-form-grid {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 0;
    border: 1px solid var(--line);
}
.doc-form-info {
    background: var(--blueprint-deep);
    color: var(--paper);
    padding: 3.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.doc-form-info h2 { color: var(--white); }
.doc-form-info p { color: rgba(241,237,225,0.7); }
.doc-form-info .spec-row { border-bottom-color: rgba(255,255,255,0.12); }
.doc-form-info .spec-label { color: rgba(241,237,225,0.5); }
.doc-form-info .spec-value { color: var(--white); }

.doc-form-panel { background: var(--panel); padding: 3.5rem; }

.field {
    margin-bottom: 1.6rem;
}
.field label {
    display: block;
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink-50);
    margin-bottom: 0.5rem;
}
.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: 0.7rem 0.2rem;
    border: none;
    border-bottom: 1.5px solid var(--line-strong);
    border-radius: 0;
    font-family: var(--sans);
    font-size: 1rem;
    background: transparent;
    color: var(--ink);
    transition: border-color 0.2s ease;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--ink-50); }
.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none;
    border-color: var(--signal);
}
.form-select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink-50) 50%), linear-gradient(135deg, var(--ink-50) 50%, transparent 50%); background-position: calc(100% - 6px) 14px, calc(100% - 1px) 14px; background-size: 6px 6px; background-repeat: no-repeat; }

.submit-btn {
    width: 100%;
    background: var(--ink);
    color: var(--white);
    padding: 1rem;
    border: none;
    border-radius: var(--radius);
    font-weight: 700;
    font-family: var(--mono);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background 0.2s ease;
    margin-top: 0.5rem;
}
.submit-btn:hover { background: var(--signal); }
.submit-btn:disabled { opacity: 0.6; cursor: default; }

.form-message { display: none; padding: 0.9rem; margin-top: 1rem; font-size: 0.9rem; border: 1px solid var(--line); }
.form-message.success { display: block; background: rgba(29, 63, 104, 0.06); }

@media (max-width: 860px) {
    .doc-form-grid { grid-template-columns: 1fr; }
    .doc-form-info, .doc-form-panel { padding: 2.4rem; }
}

/* Phone CTA */
.phone-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: var(--ink);
    color: var(--white) !important;
    padding: 0.9rem 1.7rem;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 1rem;
    margin-top: 20px;
    transition: background 0.2s ease, transform 0.2s ease;
}
.phone-button:hover { background-color: var(--signal); transform: translateY(-1px); }
.icon-phone::before { content: "\260E"; font-size: 1.05rem; }

/* Privacy / legal document page */
.privacy-content {
    background: var(--panel);
    border: 1px solid var(--line);
    padding: 3rem;
    max-width: 900px;
    margin: 0 auto;
}
.privacy-content h2 {
    font-family: var(--mono);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--line);
    padding-bottom: 0.8rem;
    margin-top: 2.5rem;
}
.privacy-content h2:first-child { margin-top: 0; }
.privacy-content h3, .privacy-content h4 { font-size: 1rem; }
.privacy-content ul { margin: 0.5rem 0 1rem 0; }
.privacy-content ul li { padding-left: 1.2em; position: relative; margin-bottom: 0.4rem; }
.privacy-content ul li::before { content: '—'; position: absolute; left: 0; color: var(--signal); }

/* 13. Footer — technical document close */
footer {
    background: var(--blueprint-deep);
    color: rgba(241, 237, 225, 0.6);
    padding: 4rem 2rem 0;
    margin-top: auto;
    border-top: 4px solid var(--signal);
}
.footer-grid {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: 3rem;
    text-align: left;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(241, 237, 225, 0.12);
}
.footer-brand .logo { color: var(--white); margin-bottom: 1rem; }
.footer-brand .logo span { color: rgba(241,237,225,0.5); }
.footer-brand .logo::before { background: var(--signal); }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
.footer-col h4 {
    font-family: var(--mono);
    color: var(--white);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.2rem;
    font-weight: 700;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col a { color: rgba(241,237,225,0.7); font-size: 0.9rem; }
.footer-col a:hover { color: var(--signal); }
.footer-bottom {
    max-width: var(--container);
    margin: 0 auto;
    padding: 1.6rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.footer-bottom a { color: rgba(241,237,225,0.6); margin: 0 8px; }
.footer-bottom a:hover { color: var(--white); }

@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

/* 14. Mobile nav */
@media (max-width: 860px) {
    .hero-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        gap: 1.3rem;
        position: absolute;
        top: var(--header-h); left: 0; width: 100%;
        background: var(--paper);
        padding: 2rem;
        border-bottom: 1px solid var(--line);
    }
    .nav-links.mobile-active { display: flex; }
    .menu-toggle { display: block; }
    .doc-form-grid { grid-template-columns: 1fr; }
}