/* ==========================================================================
   Overcloud Solutions – Stylesheet
   Palette: Seafoam / Pine · Type: Sora + IBM Plex Sans + IBM Plex Mono
   ========================================================================== */

:root {
    /* Farben */
    --seafoam:      #8FBFA3;
    --seafoam-soft: #DFEEE6;
    --seafoam-deep: #6FA98D;
    --pine:         #163028;
    --pine-2:       #1E4036;
    --moss:         #35624F;
    --mist:         #F4F9F6;
    --white:        #FFFFFF;
    --ink:          #22332C;
    --ink-soft:     #52665D;
    --line:         #D3E3D9;
    --error:        #A63D3D;
    --error-soft:   #F9ECEC;
    --success-soft: #E4F2EA;

    /* Typografie */
    --font-display: "Sora", sans-serif;
    --font-body:    "IBM Plex Sans", sans-serif;
    --font-mono:    "IBM Plex Mono", monospace;

    /* Layout */
    --container: 1140px;
    --radius: 6px;
    --shadow: 0 10px 30px rgba(22, 48, 40, 0.08);
}

/* --- Reset / Basis -------------------------------------------------------- */

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

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--ink);
    background: var(--mist);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

h1, h2, h3 {
    font-family: var(--font-display);
    color: var(--pine);
    line-height: 1.18;
    margin: 0 0 0.6em;
    letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 600; }
h3 { font-size: 1.15rem; font-weight: 600; }

p { margin: 0 0 1em; }
address { font-style: normal; }

a { color: var(--moss); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--pine); }

:focus-visible {
    outline: 2px solid var(--moss);
    outline-offset: 3px;
    border-radius: 2px;
}

.container {
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: 24px;
}

.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;
}

.skip-link {
    position: absolute;
    left: 16px; top: -48px;
    background: var(--pine); color: var(--white);
    padding: 10px 18px; border-radius: var(--radius);
    z-index: 100; transition: top 0.15s ease;
}
.skip-link:focus { top: 12px; color: var(--white); }

/* --- Wiederkehrende Elemente ---------------------------------------------- */

.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--moss);
    margin-bottom: 0.9em;
}

.lead {
    font-size: 1.18rem;
    color: var(--ink-soft);
    max-width: 46em;
}

.accent { color: var(--moss); }

.text-link {
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid var(--seafoam);
}
.text-link:hover { border-bottom-color: var(--pine); }

.muted { color: var(--ink-soft); font-size: 0.95rem; }

/* Buttons */
.btn {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 13px 26px;
    border-radius: var(--radius);
    border: 1.5px solid transparent;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary { background: var(--pine); color: var(--white); }
.btn-primary:hover { background: var(--moss); color: var(--white); }

.btn-ghost { border-color: var(--seafoam-deep); color: var(--pine); background: transparent; }
.btn-ghost:hover { background: var(--seafoam-soft); }

.btn-light { background: var(--seafoam); color: var(--pine); }
.btn-light:hover { background: var(--seafoam-soft); }

.btn-outline-light { border-color: rgba(255,255,255,0.45); color: var(--white); }
.btn-outline-light:hover { border-color: var(--seafoam); color: var(--seafoam); }

/* --- Header ---------------------------------------------------------------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(244, 249, 246, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 72px;
}

.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }

.brand-mark {
    width: 26px; height: 26px;
    border-radius: 50% 50% 50% 4px;
    background: linear-gradient(145deg, var(--seafoam) 0%, var(--moss) 100%);
}

.brand-text {
    font-family: var(--font-display);
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--pine);
    letter-spacing: -0.01em;
}
.brand-text em { font-style: normal; font-weight: 400; color: var(--moss); }
.brand-text--light { color: var(--white); }
.brand-text--light em { color: var(--seafoam); }

.site-nav { display: flex; align-items: center; gap: 28px; }

.site-nav a {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ink-soft);
    text-decoration: none;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--pine); }
.site-nav a.is-active { color: var(--pine); border-bottom-color: var(--seafoam-deep); }

.site-nav .nav-cta {
    background: var(--pine);
    color: var(--white);
    padding: 10px 22px;
    border-radius: var(--radius);
    border-bottom: none;
}
.site-nav .nav-cta:hover { background: var(--moss); color: var(--white); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: 0;
    padding: 10px;
    cursor: pointer;
}
.nav-toggle-bar {
    width: 24px; height: 2px;
    background: var(--pine);
    transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child { transform: translateY(-4px) rotate(-45deg); }

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

.hero {
    background:
        linear-gradient(180deg, var(--mist) 0%, var(--seafoam-soft) 100%);
    border-bottom: 1px solid var(--line);
    padding: 88px 0 96px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
    align-items: center;
}

.hero-copy h1 { margin-bottom: 0.5em; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

/* Signatur: Systemplan */
.hero-schematic { display: flex; justify-content: flex-end; }

.schematic-frame {
    width: 100%;
    max-width: 420px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 26px 28px 22px;
}

.schematic-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-soft);
    border-bottom: 1px solid var(--line);
    padding-bottom: 12px;
    margin-bottom: 20px;
}

.schematic-rows { display: flex; flex-direction: column; gap: 18px; }

.schematic-row { display: flex; align-items: center; gap: 0; }
.schematic-row--indent { padding-left: 26px; }

.node {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--pine);
    background: var(--seafoam-soft);
    border: 1px solid var(--seafoam);
    border-radius: 4px;
    padding: 7px 13px;
    white-space: nowrap;
}
.node--core {
    background: var(--pine);
    border-color: var(--pine);
    color: var(--seafoam-soft);
}

.wire {
    flex: 1;
    height: 1px;
    background: var(--seafoam-deep);
    position: relative;
    min-width: 22px;
}
.wire::after {
    content: "";
    position: absolute;
    right: 0; top: -2.5px;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--seafoam-deep);
}
.wire--drop {
    flex: 0 0 18px;
    align-self: stretch;
    width: 1px; height: auto;
    background: var(--seafoam-deep);
    margin-right: 8px;
}
.wire--drop::after { display: none; }

.schematic-status {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--moss);
    border-top: 1px solid var(--line);
    padding-top: 14px;
    margin: 22px 0 0;
    display: flex;
    align-items: center;
    gap: 9px;
}

.status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--seafoam-deep);
    animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(111, 169, 141, 0.5); }
    50%      { box-shadow: 0 0 0 6px rgba(111, 169, 141, 0); }
}

/* --- Sektionen -------------------------------------------------------------- */

.section { padding: 88px 0; }
.section--tinted { background: var(--white); border-block: 1px solid var(--line); }

.section-head { max-width: 620px; margin-bottom: 48px; }
.section-foot { margin-top: 40px; }

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
}

/* Karten */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.card-grid--three { grid-template-columns: repeat(3, 1fr); }

.card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 26px 22px;
    transition: border-color 0.15s ease, transform 0.15s ease;
}
.section--tinted .card { background: var(--mist); }

.card:hover { border-color: var(--seafoam-deep); transform: translateY(-2px); }
.card h3 { padding-bottom: 12px; border-bottom: 1px solid var(--seafoam-soft); }
.card p { margin: 14px 0 0; color: var(--ink-soft); font-size: 0.97rem; }

/* Arbeitsweise */
.method {
    list-style: none;
    counter-reset: schritt;
    margin: 0; padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.method li {
    counter-increment: schritt;
    padding-top: 18px;
    border-top: 2px solid var(--seafoam);
    position: relative;
}

.method li::before {
    content: counter(schritt, decimal-leading-zero);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--moss);
    display: block;
    margin-bottom: 10px;
}

.method p { color: var(--ink-soft); font-size: 0.97rem; margin: 0; }

/* CTA-Band */
.cta-band {
    background: var(--pine);
    color: var(--white);
    padding: 72px 0;
}
.cta-band h2 { color: var(--white); margin-bottom: 0.35em; }
.cta-band p { color: var(--seafoam-soft); margin: 0; }

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* --- Unterseiten ------------------------------------------------------------ */

.page-head {
    padding: 80px 0 56px;
    background: linear-gradient(180deg, var(--mist) 0%, var(--seafoam-soft) 130%);
    border-bottom: 1px solid var(--line);
}

/* Leistungen */
.service-list { display: flex; flex-direction: column; }

.service {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 48px;
    padding: 52px 0;
    border-bottom: 1px solid var(--line);
}
.service:first-child { padding-top: 0; }
.service:last-child { border-bottom: none; padding-bottom: 0; }

.service-index {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--moss);
    margin-bottom: 10px;
}

.service-meta h2 { font-size: 1.45rem; }

.service-body p { color: var(--ink-soft); max-width: 40em; }

.service-points {
    list-style: none;
    margin: 22px 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 32px;
}
.service-points li {
    padding-left: 20px;
    position: relative;
    font-size: 0.97rem;
}
.service-points li::before {
    content: "";
    position: absolute;
    left: 0; top: 0.62em;
    width: 9px; height: 1.5px;
    background: var(--seafoam-deep);
}

/* Kontakt */
.contact-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 64px;
    align-items: start;
}

.contact-block { margin-bottom: 36px; }
.contact-big { font-size: 1.12rem; font-weight: 600; margin-bottom: 6px; }
.contact-big a { text-decoration: none; color: var(--pine); }
.contact-big a:hover { color: var(--moss); }

.contact-form-wrap {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-field { margin-bottom: 20px; }

.form-field label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--pine);
    margin-bottom: 7px;
}

.form-field input,
.form-field textarea {
    width: 100%;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--ink);
    background: var(--mist);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 12px 14px;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--seafoam-deep);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(143, 191, 163, 0.25);
}

.form-field textarea { resize: vertical; }

.field-error { color: var(--error); font-size: 0.86rem; margin: 6px 0 0; }

.form-note { font-size: 0.88rem; color: var(--ink-soft); margin: 4px 0 24px; }

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

.flash {
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 26px;
    font-weight: 500;
}
.flash--success { background: var(--success-soft); color: var(--moss); border: 1px solid var(--seafoam); }
.flash--error { background: var(--error-soft); color: var(--error); border: 1px solid #E3C4C4; }

/* Rechtstexte */
.legal { max-width: 760px; }
.legal h2 { font-size: 1.2rem; margin-top: 2em; }
.legal h2:first-child { margin-top: 0; }
.legal p { color: var(--ink-soft); }

/* --- Footer ------------------------------------------------------------------ */

.site-footer {
    background: var(--pine);
    color: var(--seafoam-soft);
    padding: 72px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 56px;
}

.footer-brand p { margin-top: 16px; color: rgba(223, 238, 230, 0.75); font-size: 0.95rem; }

.footer-heading {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--seafoam);
    margin: 0 0 14px;
}

.site-footer a { color: var(--seafoam-soft); text-decoration: none; }
.site-footer a:hover { color: var(--white); text-decoration: underline; }

.footer-links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(223, 238, 230, 0.16);
    padding-block: 22px;
    font-size: 0.9rem;
}
.footer-bottom p { margin: 0; color: rgba(223, 238, 230, 0.65); }

.footer-legal { list-style: none; margin: 0; padding: 0; display: flex; gap: 24px; }

/* --- Responsiv ----------------------------------------------------------------- */

@media (max-width: 980px) {
    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .hero-schematic { justify-content: flex-start; }
    .card-grid, .card-grid--three { grid-template-columns: 1fr 1fr; }
    .method { grid-template-columns: 1fr 1fr; }
    .split { grid-template-columns: 1fr; gap: 24px; }
    .service { grid-template-columns: 1fr; gap: 18px; }
    .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
    .section { padding: 64px 0; }
    .hero { padding: 64px 0 72px; }

    .nav-toggle { display: flex; }

    .site-nav {
        display: none;
        position: absolute;
        left: 0; right: 0; top: 72px;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: var(--white);
        border-bottom: 1px solid var(--line);
        padding: 12px 24px 20px;
    }
    .site-nav.is-open { display: flex; }
    .site-nav a { padding: 13px 0; border-bottom: 1px solid var(--seafoam-soft); }
    .site-nav .nav-cta { margin-top: 14px; text-align: center; }

    .card-grid, .card-grid--three, .method, .form-row, .service-points {
        grid-template-columns: 1fr;
    }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .contact-form-wrap { padding: 26px 20px; }
}

/* --- Reduzierte Bewegung ------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}