/*
Theme Name:   rubberduck software
Version:      2.0.0
Description:  Theme für rubberduck-software.com — Firmenseite von Christian Möllerherm.
Author:       rubberduck software
*/

/* ── Farbwelt: Seekarte bei Nacht ──
   Tiefes Tinten-Navy als Grund, warmes Kartenpapier für Inhalt,
   Enten-Gold als Positionslicht (sparsam!), Indigo für Interaktion. */
:root {
    --rs-ink:      #12141C;
    --rs-deep:     #0C1220;
    --rs-paper:    #FAF9F5;
    --rs-chart:    #F2F0E8;
    --rs-accent:   #4F6AF0;
    --rs-duck:     #FFC93C;
    --rs-text:     #23262F;
    --rs-muted:    #676E7B;
    --rs-line:     #E5E2D8;
    --rs-serif:    "Charter", "Iowan Old Style", Georgia, serif;
    --rs-sans:     "Inter", system-ui, sans-serif;
    --rs-display:  "Sora", system-ui, sans-serif;
}

/* ── Reset / Base ── */
*, *::before, *::after {
    box-sizing: border-box;
}

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}

body {
    font-family: var(--rs-sans);
    color: var(--rs-text);
    background: var(--rs-paper);
    margin: 0;
    padding: 0;
    padding-top: 72px; /* Ausgleich für den fixed Header */
    overflow-x: clip;  /* nie horizontal scrollen */
}

@media (max-width: 768px) {
    body { padding-top: 56px; }
}

h1, h2, h3 {
    font-family: var(--rs-display);
    color: var(--rs-ink);
    text-wrap: balance;
}

a {
    color: var(--rs-accent);
    text-decoration: none;
}
a:hover {
    color: var(--rs-ink);
}

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

/* ── Header ── */
.rs-site-header {
    background: var(--rs-ink);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 99999;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.rs-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    padding: 0 1.5rem;
    max-width: 1140px;
    margin: 0 auto;
}

.rs-brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.rs-site-header .custom-logo {
    height: 34px;
    width: 34px;
    border-radius: 8px;
    display: block;
}

.rs-logo {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    font-family: var(--rs-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: #fff;
    letter-spacing: -0.01em;
}
.rs-logo .rs-logo-dot {
    color: var(--rs-duck);
}
.rs-logo .rs-logo-sub {
    font-weight: 400;
    color: rgba(255,255,255,0.55);
}

/* Nav */
.rs-main-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.rs-main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.rs-main-nav ul li a {
    color: rgba(255,255,255,0.75);
    font-size: 0.88rem;
    font-weight: 500;
}

.rs-main-nav ul li a:hover {
    color: var(--rs-duck);
}

/* Sprachumschalter */
.rs-lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    border-left: 1px solid rgba(255,255,255,0.18);
    padding-left: 1.25rem;
    margin-left: 0.25rem;
}

.rs-lang-toggle a {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    padding: 0.2rem 0.3rem;
}

.rs-lang-toggle a:hover,
.rs-lang-toggle a.rs-lang-active {
    color: var(--rs-duck);
}

/* ── Hero: Kielwasser von oben ── */
.rs-hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse 900px 500px at 88% 50%, rgba(255,201,60,0.07), transparent 65%),
        linear-gradient(165deg, var(--rs-ink) 0%, var(--rs-deep) 70%, #0A1524 100%);
    padding: 6.5rem 0 6rem;
}

.rs-hero-wakefield {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Heckwelle zeichnet sich beim Laden ins Bild */
.rs-wake-line {
    stroke-dasharray: 1300;
    stroke-dashoffset: 0;
    animation: rs-wake-draw 2.2s ease-out;
}
.rs-wake-echo {
    animation-duration: 2.8s;
}
@keyframes rs-wake-draw {
    from { stroke-dashoffset: 1300; }
    to   { stroke-dashoffset: 0; }
}
@media (prefers-reduced-motion: reduce) {
    .rs-wake-line { animation: none; }
}

.rs-hero-inner {
    position: relative;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.rs-hero-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--rs-duck);
    margin-bottom: 1rem;
}

.rs-hero h1 {
    color: #fff;
    font-size: clamp(2.1rem, 4.5vw, 3.3rem);
    line-height: 1.15;
    letter-spacing: -0.015em;
    margin: 0 0 1.25rem;
    max-width: 620px;
}

.rs-hero p {
    color: rgba(255,255,255,0.7);
    font-size: 1.08rem;
    line-height: 1.65;
    max-width: 520px;
    margin: 0 0 2.25rem;
}

.rs-hero-actions {
    display: flex;
    gap: 0.9rem;
    flex-wrap: wrap;
}

/* ── Buttons ── */
.rs-btn {
    display: inline-block;
    padding: 0.75rem 1.6rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.92rem;
    transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.rs-btn-primary {
    background: var(--rs-duck);
    color: var(--rs-ink);
}
.rs-btn-primary:hover {
    background: #FFD65E;
    color: var(--rs-ink);
    transform: translateY(-1px);
}

.rs-btn-ghost {
    border: 1px solid rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.85);
}
.rs-btn-ghost:hover {
    border-color: var(--rs-duck);
    color: var(--rs-duck);
    transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
    .rs-btn { transition: none; }
    .rs-btn:hover { transform: none; }
}

/* ── Sections ── */
.rs-section {
    padding: 5.5rem 0;
}

.rs-container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.rs-section-header {
    margin-bottom: 3rem;
    max-width: 640px;
}

.rs-section-header .rs-eyebrow {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--rs-accent);
    margin-bottom: 0.75rem;
}
.rs-section-header .rs-eyebrow svg {
    color: var(--rs-duck);
    flex-shrink: 0;
}

.rs-section-header h2 {
    font-size: clamp(1.7rem, 3vw, 2.3rem);
    letter-spacing: -0.01em;
    margin: 0 0 0.6rem;
}

.rs-section-sub {
    color: var(--rs-muted);
    font-size: 1.02rem;
    line-height: 1.6;
    margin: 0;
}

/* ── Über uns: Erzählung + Steckbrief ── */
.rs-about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(260px, 1fr);
    gap: 3.5rem;
    align-items: start;
}

.rs-about-text p {
    font-family: var(--rs-serif);
    font-size: 1.12rem;
    line-height: 1.8;
    margin: 0 0 1.3rem;
    max-width: 62ch;
}
.rs-about-text p:last-child { margin-bottom: 0; }

/* Steckbrief im Stil eines Schiffs-Datenblatts */
.rs-factcard {
    background: var(--rs-ink);
    border-radius: 12px;
    padding: 1.6rem 1.7rem 1.4rem;
    color: rgba(255,255,255,0.85);
    box-shadow: 0 18px 40px rgba(18,20,28,0.18);
}

.rs-factcard-title {
    font-family: var(--rs-display);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--rs-duck);
    padding-bottom: 0.9rem;
    margin-bottom: 0.4rem;
    border-bottom: 1px solid rgba(255,255,255,0.12);
}

.rs-factcard dl {
    margin: 0;
}
.rs-factcard dl > div {
    padding: 0.75rem 0;
    border-bottom: 1px dashed rgba(255,255,255,0.1);
}
.rs-factcard dl > div:last-child { border-bottom: 0; }

.rs-factcard dt {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.45);
    margin-bottom: 0.25rem;
}
.rs-factcard dd {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}
.rs-factcard dd a {
    color: var(--rs-duck);
}
.rs-factcard dd a:hover {
    color: #FFD65E;
}

/* ── Produkte: Stationen an der Kurslinie ── */
.rs-section-products {
    background:
        linear-gradient(180deg, var(--rs-chart) 0%, var(--rs-paper) 100%);
    border-top: 1px solid var(--rs-line);
    border-bottom: 1px solid var(--rs-line);
}

.rs-route {
    position: relative;
}

/* Gestrichelte Kurslinie hinter den Karten (nur Desktop) */
@media (min-width: 900px) {
    .rs-route::before {
        content: "";
        position: absolute;
        top: 44px;
        left: 4%;
        right: 4%;
        border-top: 2px dashed rgba(79,106,240,0.3);
    }
}

.rs-products {
    position: relative;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 1.75rem;
}

.rs-card {
    background: #fff;
    border: 1px solid var(--rs-line);
    border-radius: 14px;
    padding: 1.9rem;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.rs-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(18,20,28,0.1);
}

@media (prefers-reduced-motion: reduce) {
    .rs-card { transition: none; }
    .rs-card:hover { transform: none; }
}

.rs-card-a { --rs-card-accent: #4F6AF0; }
.rs-card-b { --rs-card-accent: #2FA8A0; }
.rs-card-c { --rs-card-accent: #3E93D9; }

.rs-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.4rem;
}

.rs-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 13px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(18,20,28,0.16);
}

.rs-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.rs-card-tag {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--rs-card-accent);
    background: color-mix(in srgb, var(--rs-card-accent) 10%, white);
    border: 1px solid color-mix(in srgb, var(--rs-card-accent) 25%, white);
    padding: 0.25rem 0.6rem;
    border-radius: 99px;
}

.rs-card h3 {
    font-size: 1.15rem;
    margin: 0;
}

.rs-card p {
    color: var(--rs-muted);
    font-size: 0.94rem;
    line-height: 1.65;
    margin: 0;
    flex-grow: 1;
}

.rs-card a.rs-card-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--rs-card-accent);
    margin-top: 0.3rem;
}
.rs-card a.rs-card-link:hover {
    color: var(--rs-ink);
}

/* ── Kontakt ── */
.rs-contact {
    text-align: center;
}

.rs-contact-wake {
    display: inline-flex;
    color: var(--rs-duck);
    margin-bottom: 1rem;
}

.rs-contact h2 {
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    margin: 0 0 0.6rem;
}

.rs-contact-sub {
    color: var(--rs-muted);
    max-width: 460px;
    margin: 0 auto 1.75rem;
    line-height: 1.6;
}

.rs-contact-email {
    font-family: var(--rs-display);
    font-size: clamp(1.15rem, 2.5vw, 1.45rem);
    font-weight: 600;
    color: var(--rs-ink);
    border-bottom: 2px solid var(--rs-duck);
    padding-bottom: 0.15rem;
}
.rs-contact-email:hover {
    color: var(--rs-accent);
    border-color: var(--rs-accent);
}

/* ── Footer ── */
.rs-site-footer {
    background: var(--rs-ink);
}

.rs-footer-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1.6rem 1.5rem;
    font-size: 0.82rem;
}

.rs-footer-copy {
    color: rgba(255,255,255,0.55);
}

.rs-footer-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.rs-footer-links a {
    color: rgba(255,255,255,0.55);
}

.rs-footer-links a:hover {
    color: var(--rs-duck);
}

/* ── Inhaltsseiten (Impressum, Datenschutz) ── */
.rs-page-wrap {
    padding: 3.5rem 0 5rem;
    min-height: 55vh;
}

.rs-page-wrap > .rs-container > h1 {
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    margin: 0 0 1.75rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--rs-line);
    max-width: 680px;
}

.rs-page-content {
    max-width: 680px;
    font-size: 1rem;
    line-height: 1.75;
}

.rs-page-content h2 {
    font-size: 1.1rem;
    margin: 2.5rem 0 0.6rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--rs-line);
}
.rs-page-content h2:first-child { margin-top: 0; }

.rs-page-content p { margin: 0 0 1rem; }
.rs-page-content strong { color: var(--rs-ink); }

/* ── Responsive ── */
@media (max-width: 900px) {
    .rs-about-grid {
        grid-template-columns: 1fr;
        gap: 2.25rem;
    }
    .rs-hero {
        padding: 4.5rem 0 4rem;
    }
    .rs-hero-wakefield {
        opacity: 0.55;
    }
}

@media (max-width: 768px) {
    .rs-header-inner {
        height: auto;
        min-height: 56px;
        padding: 0.5rem 1rem;
        flex-wrap: nowrap;
    }
    .rs-site-header .custom-logo { height: 28px; width: 28px; }
    .rs-logo { font-size: 0.95rem; }
    .rs-main-nav { gap: 0.75rem; }
    .rs-main-nav ul { gap: 0.75rem; }
    .rs-main-nav ul li a { font-size: 0.75rem; }
    .rs-lang-toggle { padding-left: 0.75rem; }
}

/* Schmalbild: Marke kompakt (nur Icon + Name), sonst sprengt der Header die Breite */
@media (max-width: 540px) {
    .rs-logo .rs-logo-dot,
    .rs-logo .rs-logo-sub { display: none; }
    .rs-logo { font-size: 0.9rem; }
    .rs-brand { gap: 0.45rem; }
    .rs-header-inner { padding: 0.5rem 0.8rem; }
    .rs-main-nav { gap: 0.55rem; }
    .rs-main-nav ul { gap: 0.55rem; }
    .rs-main-nav ul li a { font-size: 0.72rem; white-space: nowrap; }
    .rs-lang-toggle { padding-left: 0.55rem; margin-left: 0; gap: 0.25rem; }
    .rs-section { padding: 3.5rem 0; }
    .rs-footer-inner { flex-direction: column; text-align: center; }
}