/* =========================================================
   Steve Killian - Freelance KI
   Stylesheet - modern, responsive, accessible.
   Color: lila + grün-gelb auf hellem Hintergrund.
   ========================================================= */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
    /* Brand colors */
    --violet-deep: #1A0B33;
    --violet-900:  #2E1065;
    --violet-700:  #6D28D9;
    --violet-600:  #7C3AED;
    --violet-500:  #8B5CF6;
    --violet-300:  #C4B5FD;
    --violet-100:  #EDE9FE;

    --lime-500:    #84CC16;
    --lime-400:    #A3E635;
    --lime-300:    #BEF264;
    --lime-200:    #D9F99D;
    --lime-100:    #ECFCCB;

    --yellow-300:  #FDE047;
    --cyan-300:    #67E8F9;

    /* Semantic mapping */
    --violet:      var(--violet-600);
    --lime:        var(--lime-400);
    --cyan:        var(--cyan-300);
    --amber:       var(--yellow-300);

    /* Neutrals */
    --ink:         #0B0B14;
    --ink-soft:    #1F1F2E;
    --muted:       #4A4A5C;
    --soft:        #6B7280;
    --line:        #E5E1D8;
    --line-strong: #D4CFC1;

    --bg:          #FAFAF7;
    --bg-alt:      #F4F0E6;
    --surface:     #FFFFFF;
    --surface-2:   #FBFAF5;

    --on-dark:     #FAFAF7;
    --on-dark-mut: rgba(250, 250, 247, 0.72);

    /* Gradients */
    --grad-hero:   radial-gradient(120% 80% at 20% 20%, #2E1065 0%, #0F0A1F 55%, #050208 100%);
    --grad-accent: linear-gradient(135deg, var(--violet-500) 0%, var(--lime-400) 100%);
    --grad-text:   linear-gradient(135deg, #fff 0%, #D9F99D 60%, #C4B5FD 100%);

    /* Shadows */
    --shadow-sm:  0 1px 2px rgba(15, 10, 31, 0.06);
    --shadow-md:  0 8px 24px -8px rgba(15, 10, 31, 0.12), 0 2px 6px rgba(15, 10, 31, 0.05);
    --shadow-lg:  0 24px 48px -16px rgba(15, 10, 31, 0.18), 0 8px 16px -8px rgba(15, 10, 31, 0.08);
    --shadow-glow: 0 0 0 1px rgba(124, 58, 237, 0.15), 0 24px 60px -20px rgba(124, 58, 237, 0.35);

    /* Radii */
    --r-sm:  8px;
    --r-md:  14px;
    --r-lg:  22px;
    --r-xl:  32px;
    --r-pill: 999px;

    /* Type */
    --font-display: "Space Grotesk", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-body:    "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

    --fs-eyebrow:  clamp(0.75rem, 0.1vw + 0.7rem, 0.85rem);
    --fs-body:     clamp(1rem, 0.2vw + 0.95rem, 1.075rem);
    --fs-lede:     clamp(1.05rem, 0.4vw + 0.95rem, 1.25rem);
    --fs-h3:       clamp(1.25rem, 0.6vw + 1.1rem, 1.5rem);
    --fs-h2:       clamp(1.85rem, 2.2vw + 1rem, 3rem);
    --fs-h1:       clamp(2rem, 8vw + 0.3rem, 5.5rem);

    /* Spacing */
    --sp-1:   0.25rem;
    --sp-2:   0.5rem;
    --sp-3:   0.75rem;
    --sp-4:   1rem;
    --sp-5:   1.5rem;
    --sp-6:   2rem;
    --sp-7:   3rem;
    --sp-8:   4rem;
    --sp-9:   6rem;
    --sp-10:  8rem;

    --section-y:  clamp(4rem, 8vw, 8rem);
    --container:  1200px;
    --container-pad: clamp(1.25rem, 4vw, 2.5rem);

    /* Motion */
    --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --dur-fast:   180ms;
    --dur-base:   320ms;
    --dur-slow:   600ms;
}

/* ---------- 2. RESET & BASE ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: 16px;
}

body {
    font-family: var(--font-body);
    font-size: var(--fs-body);
    line-height: 1.65;
    color: var(--ink);
    background: var(--bg);
    background-image:
        radial-gradient(800px 600px at 90% -10%, rgba(196, 181, 253, 0.25), transparent 60%),
        radial-gradient(800px 600px at -10% 110%, rgba(190, 242, 100, 0.18), transparent 60%);
    background-attachment: fixed;
    background-repeat: no-repeat;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
}

img,
svg,
video,
canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: 0;
    cursor: pointer;
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.015em;
    color: var(--ink);
    text-wrap: balance;
}

p {
    text-wrap: pretty;
}

::selection {
    background: var(--violet-300);
    color: var(--ink);
}

:focus-visible {
    outline: 2px solid var(--violet);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    background: var(--ink);
    color: var(--on-dark);
    padding: 0.75rem 1.25rem;
    border-radius: var(--r-md);
    z-index: 1000;
    font-weight: 500;
    transition: top var(--dur-base);
}
.skip-link:focus {
    top: 1rem;
}

/* ---------- 3. LAYOUT ---------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--container-pad);
}

.section {
    padding-block: var(--section-y);
    position: relative;
}

.section-head {
    max-width: 56rem;
    margin-inline: auto;
    text-align: center;
    margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--fs-eyebrow);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--violet-700);
    margin-bottom: 1rem;
}
.section-eyebrow.on-dark {
    color: var(--lime-300);
}

.section-title {
    font-size: var(--fs-h2);
    margin-bottom: 1rem;
}
.section-title em {
    font-style: normal;
    background: var(--grad-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.section-title.on-dark {
    color: var(--on-dark);
}

/* Kiste-Wort:
   - K und I in ink-Farbe (wie der umgebende Text)
   - "ste" im Akzent-Gradient (Violet -> Lime)
   - kleines i wächst zu großem I und schrumpft zurück (scaleY von unten) */
.kiste-word {
    position: relative;
}
.kiste-k {
    color: var(--ink);
}
.kiste-i {
    display: inline-grid;
    grid-template-areas: "i-slot";
    vertical-align: baseline;
    line-height: inherit;
    color: var(--ink);
}
.kiste-i-small,
.kiste-i-big {
    grid-area: i-slot;
    line-height: inherit;
    justify-self: center;
    transform-origin: center bottom;
    will-change: transform, opacity;
}
.kiste-i-small {
    animation: kiste-i-small 3500ms ease-in-out infinite;
}
.kiste-i-big {
    animation: kiste-i-big 3500ms ease-in-out infinite;
}
/* Phase-Map (3500 ms Loop):
   0–30 %  : kleines i sichtbar in voller Größe
   30–50 % : kleines i wächst weiter nach oben raus + fadet aus, großes I wächst von unten rein
   50–80 % : großes I in voller Größe sichtbar
   80–100 %: großes I löst sich auf, kleines i kommt von unten zurück */
@keyframes kiste-i-small {
    0%   { opacity: 1; transform: scaleY(1); }
    30%  { opacity: 1; transform: scaleY(1); }
    50%  { opacity: 0; transform: scaleY(1.9); }
    80%  { opacity: 0; transform: scaleY(0.6); }
    100% { opacity: 1; transform: scaleY(1); }
}
@keyframes kiste-i-big {
    0%   { opacity: 0; transform: scaleY(0.55); filter: drop-shadow(0 0 0 transparent); }
    30%  { opacity: 0; transform: scaleY(0.55); filter: drop-shadow(0 0 0 transparent); }
    50%  { opacity: 1; transform: scaleY(1);    filter: drop-shadow(0 0 14px rgba(196, 181, 253, 0.5)); }
    80%  { opacity: 1; transform: scaleY(1);    filter: drop-shadow(0 0 14px rgba(196, 181, 253, 0.5)); }
    100% { opacity: 0; transform: scaleY(1.6);  filter: drop-shadow(0 0 0 transparent); }
}
.kiste-rest {
    background: var(--grad-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Visually-hidden Helper - Screenreader liest "Kiste" korrekt vor */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (prefers-reduced-motion: reduce) {
    .kiste-i-small { animation: none; opacity: 0; transform: none; }
    .kiste-i-big   { animation: none; opacity: 1; transform: none; filter: none; }
}

.section-lede {
    font-size: var(--fs-lede);
    color: var(--muted);
    max-width: 42rem;
    margin-inline: auto;
}

/* ---------- 4. HEADER / NAV ---------- */
.site-header {
    --header-progress: 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding-block: 0.75rem;
    isolation: isolate;
}
/* Bottom hairline that fades in with scroll */
.site-header::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 1px;
    background: rgba(15, 10, 31, 0.08);
    opacity: var(--header-progress, 0);
    pointer-events: none;
}
/* Light background layer (visible only when scrolled) */
.site-header::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(250, 250, 247, 0.85);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    opacity: var(--header-progress, 0);
    pointer-events: none;
    z-index: -1;
}
/* When fully on the legal pages (no hero), show light style immediately */
.site-header.is-static {
    --header-progress: 1;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
    color: #fff;
    color: color-mix(in srgb, #fff calc((1 - var(--header-progress, 0)) * 100%), var(--ink));
}

.logo-mark {
    color: var(--lime-300);
    color: color-mix(in srgb, var(--lime-300) calc((1 - var(--header-progress, 0)) * 100%), var(--violet-600));
    display: inline-flex;
    transition: transform var(--dur-base) var(--ease-out);
}
.logo:hover .logo-mark {
    transform: rotate(45deg) scale(1.05);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.nav-menu li a {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 0.95rem;
    border-radius: var(--r-pill);
    font-weight: 500;
    font-size: 0.95rem;
    color: rgba(250, 250, 247, 0.88);
    color: color-mix(in srgb, rgba(250, 250, 247, 0.92) calc((1 - var(--header-progress, 0)) * 100%), var(--ink-soft));
    transition: background-color var(--dur-fast);
}
.nav-menu li a:hover {
    background: rgba(124, 58, 237, 0.12);
    color: var(--violet-300);
    color: color-mix(in srgb, var(--lime-300) calc((1 - var(--header-progress, 0)) * 100%), var(--violet-700));
}
.nav-menu li a.nav-cta {
    background: var(--lime-300);
    background: color-mix(in srgb, var(--lime-300) calc((1 - var(--header-progress, 0)) * 100%), var(--ink));
    color: var(--ink);
    color: color-mix(in srgb, var(--ink) calc((1 - var(--header-progress, 0)) * 100%), var(--on-dark));
    padding: 0.6rem 1.15rem;
    font-weight: 600;
    transition: transform var(--dur-fast);
}
.nav-menu li a.nav-cta:hover {
    transform: translateY(-1px);
    background: var(--lime-400);
    background: color-mix(in srgb, var(--lime-400) calc((1 - var(--header-progress, 0)) * 100%), var(--violet-700));
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: var(--r-md);
    flex-direction: column;
    gap: 5px;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid var(--line);
}
.nav-toggle-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform var(--dur-base), opacity var(--dur-base);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ---------- 5. BUTTONS ---------- */
.btn {
    --btn-bg: var(--violet-700);
    --btn-fg: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.95rem 1.6rem;
    font-weight: 600;
    font-size: 0.98rem;
    letter-spacing: -0.005em;
    border-radius: var(--r-pill);
    background: var(--btn-bg);
    color: var(--btn-fg);
    transition: transform var(--dur-fast) var(--ease-out),
                box-shadow var(--dur-base),
                background-color var(--dur-base);
    white-space: nowrap;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}
.btn:active {
    transform: translateY(0);
}
.btn-arrow {
    transition: transform var(--dur-base) var(--ease-out);
}
.btn:hover .btn-arrow {
    transform: translateX(4px);
}

.btn-primary {
    --btn-bg: var(--violet-700);
    --btn-fg: #fff;
}
.btn-primary:hover {
    --btn-bg: var(--violet-600);
}

.btn-ghost {
    --btn-bg: transparent;
    --btn-fg: var(--on-dark);
    box-shadow: inset 0 0 0 1px rgba(250, 250, 247, 0.35);
}
.btn-ghost:hover {
    --btn-bg: rgba(250, 250, 247, 0.08);
}

.btn-lime {
    --btn-bg: var(--lime-300);
    --btn-fg: var(--ink);
}
.btn-lime:hover {
    --btn-bg: var(--lime-400);
}

.btn-outline-light {
    --btn-bg: transparent;
    --btn-fg: var(--on-dark);
    box-shadow: inset 0 0 0 1px rgba(250, 250, 247, 0.4);
}
.btn-outline-light:hover {
    --btn-bg: rgba(250, 250, 247, 0.08);
}

.btn-outline-dark {
    --btn-bg: transparent;
    --btn-fg: var(--ink);
    box-shadow: inset 0 0 0 1px var(--line-strong);
}
.btn-outline-dark:hover {
    --btn-bg: var(--violet-100);
    --btn-fg: var(--violet-700);
    box-shadow: inset 0 0 0 1px var(--violet-300);
}

/* ---------- 6. HERO ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: var(--grad-hero);
    color: var(--on-dark);
    isolation: isolate;
    padding-block: clamp(2.5rem, 6vh, 4rem) clamp(4rem, 8vh, 6rem);
}

.hero-aurora {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    /* Wide ellipse - der gesamte Text-Bereich bleibt frei.
       Auch bei langen Typewriter-Wörtern ("durchstarten", "experimentieren") läuft kein Partikel hinter Buchstaben. */
    -webkit-mask-image:
        radial-gradient(ellipse 60% 55% at 50% 48%, transparent 15%, rgba(0,0,0,0.4) 40%, black 65%),
        linear-gradient(to bottom, black 0%, black 58%, transparent 75%);
    mask-image:
        radial-gradient(ellipse 60% 55% at 50% 48%, transparent 15%, rgba(0,0,0,0.4) 40%, black 65%),
        linear-gradient(to bottom, black 0%, black 58%, transparent 75%);
    -webkit-mask-composite: source-in;
    mask-composite: intersect;
}
.aurora {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: 0.95;
    mix-blend-mode: screen;
    animation: aurora-drift 20s ease-in-out infinite alternate;
}
.aurora-1 {
    width: 65vmax;
    height: 65vmax;
    background: radial-gradient(circle, rgba(167, 139, 250, 0.95), transparent 60%);
    top: -28%;
    left: -12%;
}
.aurora-2 {
    width: 60vmax;
    height: 60vmax;
    background: radial-gradient(circle, rgba(190, 242, 100, 0.7), transparent 60%);
    top: -5%;
    right: -18%;
    animation-duration: 24s;
    animation-delay: -8s;
}
.aurora-3 {
    width: 45vmax;
    height: 45vmax;
    background: radial-gradient(circle, rgba(103, 232, 249, 0.55), transparent 60%);
    top: 6%;
    left: 28%;
    animation-duration: 28s;
    animation-delay: -15s;
}
@keyframes aurora-drift {
    0%   { transform: translate(0, 0) scale(1); }
    33%  { transform: translate(8%, -6%) scale(1.1); }
    66%  { transform: translate(-6%, 8%) scale(0.95); }
    100% { transform: translate(4%, 4%) scale(1.05); }
}

.hero-canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    /* Wide ellipse synchron zur Aurora - gesamter Text-Bereich frei von Linien/Partikeln */
    -webkit-mask-image:
        radial-gradient(ellipse 62% 57% at 50% 48%, transparent 15%, rgba(0,0,0,0.4) 40%, black 65%),
        linear-gradient(to bottom, black 0%, black 58%, transparent 75%);
    mask-image:
        radial-gradient(ellipse 62% 57% at 50% 48%, transparent 15%, rgba(0,0,0,0.4) 40%, black 65%),
        linear-gradient(to bottom, black 0%, black 58%, transparent 75%);
    -webkit-mask-composite: source-in;
    mask-composite: intersect;
}

.hero-grain {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    opacity: 0.4;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.15 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 56rem;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1rem;
    border-radius: var(--r-pill);
    background: rgba(250, 250, 247, 0.08);
    border: 1px solid rgba(250, 250, 247, 0.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font-size: var(--fs-eyebrow);
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--on-dark);
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
    opacity: 0;
    animation: fade-up 1s var(--ease-out) 0.1s forwards;
}
.hero-eyebrow .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--lime-300);
    box-shadow: 0 0 12px var(--lime-400);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.3); opacity: 0.6; }
}

.hero-title {
    font-size: var(--fs-h1);
    font-weight: 600;
    letter-spacing: -0.035em;
    /* Leave room for descenders (g/y) */
    line-height: 1.18;
    color: #fff;
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
    /* Reserve space for ~2 lines so longer words don't shift the layout */
    min-height: calc(var(--fs-h1) * 1.18 * 1.05);
    opacity: 0;
    animation: fade-up 1s var(--ease-out) 0.25s forwards;
}
/* From wide-tablet upward, keep title on a single line - long words fit */
@media (min-width: 1024px) {
    .hero-title {
        white-space: nowrap;
        min-height: 0;
    }
}
.title-accent {
    display: inline-block;
    /* Same gradient as the "echt" word in the section title */
    background: var(--grad-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    /* Padding + line-height so descenders (g, y) are not clipped */
    padding-inline: 0.05em;
    padding-block: 0.06em;
    line-height: 1.18;
}
.title-cursor {
    display: inline-block;
    width: 0.055em;
    height: 0.78em;
    margin-left: 0.04em;
    background: var(--violet-300);
    border-radius: 2px;
    vertical-align: -0.02em;
    animation: cursor-blink 1.05s steps(2, end) infinite;
    box-shadow: 0 0 12px rgba(196, 181, 253, 0.55);
}
@keyframes cursor-blink {
    50% { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
    /* Typewriter cursor stays visible + blinking even when reduced motion is on,
       because the typewriter itself runs unconditionally. */
    .title-cursor {
        display: inline-block;
        animation: cursor-blink 1.05s steps(2, end) infinite !important;
    }
}

.hero-subtitle {
    font-size: var(--fs-lede);
    color: var(--on-dark-mut);
    max-width: 38rem;
    margin: 0 auto clamp(2rem, 4vw, 2.75rem);
    opacity: 0;
    animation: fade-up 1s var(--ease-out) 0.45s forwards;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-bottom: clamp(2rem, 4vw, 3rem);
    opacity: 0;
    animation: fade-up 1s var(--ease-out) 0.6s forwards;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    opacity: 0;
    animation: fade-up 1s var(--ease-out) 0.75s forwards;
}
.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.85rem;
    border-radius: var(--r-pill);
    background: rgba(250, 250, 247, 0.06);
    border: 1px solid rgba(250, 250, 247, 0.16);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--on-dark-mut);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-scroll {
    position: absolute;
    bottom: clamp(1.5rem, 4vh, 2.5rem);
    left: 0;
    right: 0;
    margin-inline: auto;
    width: max-content;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.65rem;
    color: var(--on-dark-mut);
    font-size: 0.78rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0;
    animation: fade-up 1s var(--ease-out) 1s forwards;
    transition: color var(--dur-base);
}
.hero-scroll:hover,
.hero-scroll:focus-visible {
    color: var(--lime-300);
}
.hero-scroll-text {
    display: block;
    line-height: 1;
}
.hero-scroll-arrow {
    display: block;
    opacity: 0.85;
    transition: transform var(--dur-base) var(--ease-out);
}
.hero-scroll:hover .hero-scroll-arrow,
.hero-scroll:focus-visible .hero-scroll-arrow {
    transform: translateY(3px);
}

/* ---------- 7. ANGEBOT (TILES) ---------- */
.angebot {
    background: var(--bg);
}

.tiles {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1rem, 2vw, 1.5rem);
}

.tile {
    --tile-accent: var(--violet);
    position: relative;
    padding: clamp(1.5rem, 3vw, 2.25rem);
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    transition: transform var(--dur-base) var(--ease-out),
                box-shadow var(--dur-base),
                border-color var(--dur-base);
    overflow: hidden;
    isolation: isolate;
}
.tile::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(120% 80% at 100% 0%, var(--tile-accent), transparent 50%);
    opacity: 0.08;
    z-index: -1;
    transition: opacity var(--dur-base);
}
.tile::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--tile-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--dur-slow) var(--ease-out);
}
.tile:hover {
    transform: translateY(-4px);
    border-color: color-mix(in srgb, var(--tile-accent) 40%, var(--line));
    box-shadow: var(--shadow-lg);
}
.tile:hover::before { opacity: 0.18; }
.tile:hover::after  { transform: scaleX(1); }

.tile-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}
.tile-icon {
    width: 56px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--r-md);
    background: color-mix(in srgb, var(--tile-accent) 14%, white);
    color: color-mix(in srgb, var(--tile-accent) 80%, black 10%);
    transition: transform var(--dur-base) var(--ease-out);
}
.tile:hover .tile-icon {
    transform: rotate(-6deg) scale(1.05);
}
.tile-num {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--soft);
}

.tile-title {
    font-size: var(--fs-h3);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.tile-text {
    color: var(--muted);
    margin-bottom: 1.25rem;
    font-size: 0.98rem;
}

.tile-list {
    display: grid;
    gap: 0.5rem;
}
.tile-list li {
    position: relative;
    padding-left: 1.5rem;
    font-size: 0.92rem;
    color: var(--ink-soft);
}
.tile-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 12px;
    height: 2px;
    background: var(--tile-accent);
    border-radius: 2px;
}
.tile-list li span {
    color: var(--soft);
    font-size: 0.85em;
}

/* ---------- 8. PROJEKTE ---------- */
.projekte {
    background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
    /* Tighter top padding - the gap to the angebot section above is too big otherwise */
    padding-block-start: clamp(2rem, 4vw, 4rem);
}

.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1rem, 2vw, 1.5rem);
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: transform var(--dur-base) var(--ease-out),
                box-shadow var(--dur-base),
                border-color var(--dur-base);
    display: flex;
    flex-direction: column;
}
.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--violet-300);
}

.project-media {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--violet-deep);
    overflow: hidden;
}
.project-media::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(60% 80% at 30% 30%, rgba(190, 242, 100, 0.35), transparent 60%),
        radial-gradient(60% 80% at 80% 70%, rgba(167, 139, 250, 0.55), transparent 60%);
}
.project-media[data-pattern="grid"]::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 24px 24px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.project-media[data-pattern="dots"]::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.18) 1px, transparent 1.5px);
    background-size: 18px 18px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.project-media[data-pattern="waves"]::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.06) 0 2px, transparent 2px 14px);
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
}
.project-media[data-pattern="mesh"]::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        conic-gradient(from 45deg at 50% 50%, rgba(255, 255, 255, 0.06), rgba(190, 242, 100, 0.1), rgba(167, 139, 250, 0.12), rgba(255, 255, 255, 0.06));
    mix-blend-mode: overlay;
}

.project-tags {
    position: absolute;
    top: 1rem;
    left: 1rem;
    z-index: 3;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    max-width: calc(100% - 2rem);
}
.project-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.75rem;
    border-radius: var(--r-pill);
    background: rgba(250, 250, 247, 0.92);
    color: var(--violet-700);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.project-body {
    padding: clamp(1.25rem, 2.5vw, 1.75rem);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
}
.project-title {
    font-size: 1.15rem;
    letter-spacing: -0.01em;
    line-height: 1.25;
}
.project-text {
    color: var(--muted);
    font-size: 0.95rem;
    flex: 1;
}
.project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.25rem;
}
.project-meta li {
    padding: 0.3rem 0.7rem;
    background: var(--bg-alt);
    border-radius: var(--r-pill);
    font-size: 0.78rem;
    color: var(--ink-soft);
    border: 1px solid var(--line);
}

/* ---------- 8.5 PROJECT FILTERS (chips above slider) ---------- */
.project-filters {
    display: flex;
    flex-wrap: nowrap;
    gap: 0.5rem;
    margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0.25rem 0.25rem 0.5rem;
    margin-inline: -0.25rem;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    -ms-overflow-style: none;
    -webkit-overflow-scrolling: touch;
    /* Subtle right-edge fade on mobile to hint "more chips" */
    -webkit-mask-image: linear-gradient(to right, black 0, black calc(100% - 24px), transparent 100%);
    mask-image: linear-gradient(to right, black 0, black calc(100% - 24px), transparent 100%);
}
.project-filters::-webkit-scrollbar { display: none; }

@media (min-width: 720px) {
    .project-filters {
        flex-wrap: wrap;
        justify-content: center;
        overflow: visible;
        -webkit-mask-image: none;
        mask-image: none;
    }
}

.filter-chip {
    flex: 0 0 auto;
    scroll-snap-align: start;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.05rem;
    border-radius: var(--r-pill);
    background: var(--surface);
    border: 1px solid var(--line);
    color: var(--ink-soft);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: -0.005em;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color var(--dur-fast),
                color var(--dur-fast),
                border-color var(--dur-fast),
                transform var(--dur-fast) var(--ease-out),
                box-shadow var(--dur-base);
}
.filter-chip:hover {
    border-color: var(--violet-300);
    color: var(--violet-700);
    transform: translateY(-1px);
}
.filter-chip.is-active {
    background: var(--violet-700);
    border-color: var(--violet-700);
    color: #fff;
    box-shadow: 0 6px 16px -8px rgba(124, 58, 237, 0.5);
}
.filter-chip.is-active:hover {
    background: var(--violet-600);
    border-color: var(--violet-600);
    color: #fff;
}

/* ---------- 8.6 PROJECT SLIDER (endless marquee, hands-on touch) ---------- */
.projects-slider-wrapper {
    position: relative;
    --edge-tint: 72px;
}
@media (max-width: 699px) {
    .projects-slider-wrapper { --edge-tint: 40px; }
}
/* Dezenter Lila-Schimmer auf den Fade-Rändern.
   Höhe = Slider-Karten-Höhe (matching slider padding 0.5rem oben / 1rem unten)
   Plus vertikale Maske, sodass die Overlays an Kartenoberkante/-unterkante weich enden
   statt mit harten Kanten über die abgerundeten Karten-Ecken zu schneiden. */
.projects-slider-wrapper::before,
.projects-slider-wrapper::after {
    content: "";
    position: absolute;
    top: 0.5rem;
    bottom: 1rem;
    width: var(--edge-tint);
    pointer-events: none;
    z-index: 4;
    -webkit-mask-image: linear-gradient(to bottom,
        transparent 0%,
        black 14%,
        black 86%,
        transparent 100%);
    mask-image: linear-gradient(to bottom,
        transparent 0%,
        black 14%,
        black 86%,
        transparent 100%);
}
.projects-slider-wrapper::before {
    left: 0;
    background: linear-gradient(to right,
        rgba(196, 181, 253, 0.45) 0%,
        rgba(196, 181, 253, 0.18) 55%,
        transparent 100%);
}
.projects-slider-wrapper::after {
    right: 0;
    background: linear-gradient(to left,
        rgba(196, 181, 253, 0.45) 0%,
        rgba(196, 181, 253, 0.18) 55%,
        transparent 100%);
}

.projects-slider {
    --slider-gap: clamp(1rem, 2vw, 1.5rem);
    --card-w: 85%;
    --fade-left: 72px;
    --fade-right: 72px;
    --marquee-duration: 220s;
    position: relative;
    overflow: hidden;
    padding: 0.5rem 0 1rem;
    outline-offset: 4px;
    border-radius: var(--r-md);
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    /* Vertikales Scrollen bleibt nativ flüssig, horizontale Drags handlet unser JS */
    touch-action: pan-y;
    -webkit-mask-image: linear-gradient(to right,
        transparent 0,
        black var(--fade-left),
        black calc(100% - var(--fade-right)),
        transparent 100%);
    mask-image: linear-gradient(to right,
        transparent 0,
        black var(--fade-left),
        black calc(100% - var(--fade-right)),
        transparent 100%);
    transition: opacity var(--dur-base) var(--ease-out);
}
.projects-slider.is-grabbing { cursor: grabbing; }
.projects-slider .project-card a { cursor: pointer; }
/* Während des Drag: Cursor global "grabbing", keine Text-Selektion irgendwo */
body.slider-is-grabbing,
body.slider-is-grabbing * {
    cursor: grabbing !important;
    user-select: none !important;
    -webkit-user-select: none !important;
}
/* Browser-Default-Image-Drag in den Karten verhindern */
.projects-slider img,
.projects-slider svg {
    -webkit-user-drag: none;
    user-drag: none;
    pointer-events: none;
}
/* Karten-Inhalte sollen NICHT selektierbar sein - sonst markiert man Text statt zu draggen */
.projects-track,
.projects-track * {
    user-select: none;
    -webkit-user-select: none;
}
@media (max-width: 699px) {
    .projects-slider { --fade-left: 40px; --fade-right: 40px; }
}

/* Inner track: hält alle Karten + Klone, marquee-Animation läuft hier */
.projects-track {
    display: flex;
    width: max-content;
    gap: var(--slider-gap);
    animation: marquee-loop var(--marquee-duration, 220s) linear infinite;
    will-change: transform;
}

@keyframes marquee-loop {
    from { transform: translate3d(0, 0, 0); }
    to   { transform: translate3d(-50%, 0, 0); }
}

/* Pause-Mechanismen - alle CSS, kein JS nötig für Hover */
.projects-slider:hover .projects-track,
.projects-slider.is-paused .projects-track {
    animation-play-state: paused;
}

/* Filter-Wechsel: kurz Animation aussetzen, Track-Setup ändert sich, dann neu starten */
.projects-slider.is-resetting .projects-track {
    animation: none;
}
.projects-slider.is-filtering {
    opacity: 0;
}

.projects-track > .project-card {
    flex: 0 0 auto;
    width: var(--card-w);
    align-self: stretch;
    transition: opacity var(--dur-base) var(--ease-out),
                transform var(--dur-base) var(--ease-out),
                box-shadow var(--dur-base),
                border-color var(--dur-base);
}
.projects-track > .project-card.is-filter-hidden {
    display: none;
}

/* Drag-Bar unter dem Slider: schmaler Streifen mit Lila-Thumb,
   spiegelt aktuelle Marquee-Position und ist gleichzeitig zum Greifen da. */
.slider-control {
    margin-top: 1rem;
    width: 100%;
    padding-block: 0.5rem;
}
.slider-control-track {
    position: relative;
    width: 100%;
    height: 6px;
    background: color-mix(in srgb, var(--violet-300) 32%, transparent);
    border-radius: 999px;
    overflow: hidden;
    cursor: pointer;
}
.slider-thumb {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 30%;
    background: linear-gradient(90deg, var(--violet-600), var(--violet-500));
    border-radius: 999px;
    cursor: grab;
    transition: background 180ms ease;
}
.slider-thumb:hover,
.slider-control-track:hover .slider-thumb {
    background: linear-gradient(90deg, var(--violet-700), var(--violet-600));
}
.slider-thumb.is-grabbing,
.slider-thumb:active {
    cursor: grabbing;
    background: linear-gradient(90deg, var(--violet-700), var(--violet-500));
}
@media (prefers-reduced-motion: reduce) {
    .slider-control { display: none; }
}

/* Card-Width responsiv - auf jedem Breakpoint passend zu „1 / 2 / 3 sichtbare Karten" */
@media (max-width: 699px) {
    .projects-slider { --card-w: 80vw; }
}
@media (min-width: 700px) and (max-width: 1099px) {
    .projects-slider { --card-w: calc(45vw); }
}
@media (min-width: 1100px) {
    .projects-slider { --card-w: clamp(300px, 30vw, 380px); }
}

/* Reduced-motion: keine Auto-Bewegung */
@media (prefers-reduced-motion: reduce) {
    .projects-track {
        animation: none;
        /* Statt Animation: native horizontal scroll erlauben */
    }
    .projects-slider {
        overflow-x: auto;
        scrollbar-width: thin;
    }
}

/* Image layer for project cards with screenshots */
.project-media-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.6;
}
.project-media.has-image::before {
    /* Reduce glow intensity when an image is present */
    opacity: 0.45;
    z-index: 1;
    mix-blend-mode: screen;
}
.project-media.has-image::after {
    z-index: 2;
}
.project-tag {
    z-index: 3;
}

/* ---------- 9. ÜBER MICH ---------- */
.ueber {
    background: var(--bg);
}
.ueber-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
}
.ueber-text .section-eyebrow {
    margin-bottom: 0.75rem;
}
.ueber-text .section-title {
    margin-bottom: 1.25rem;
    text-align: left;
}
.ueber-text p {
    color: var(--muted);
    margin-bottom: 1rem;
}

.ueber-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(0.75rem, 2vw, 1.5rem);
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--line);
}
.stat {
    display: flex;
    flex-direction: column;
}
.stat-num {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw + 0.5rem, 2.75rem);
    font-weight: 700;
    color: var(--violet-700);
    letter-spacing: -0.02em;
    line-height: 1;
}
.stat-suffix {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    font-weight: 600;
    color: var(--lime-500);
    margin-left: 0.1rem;
    display: inline;
}
.stat-num + .stat-suffix {
    position: relative;
    top: -0.05em;
}
.stat-label {
    margin-top: 0.4rem;
    font-size: 0.85rem;
    color: var(--soft);
    line-height: 1.3;
}

.ueber-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(1.5rem, 3vw, 2rem);
    position: sticky;
    top: 100px;
}
.ueber-card h3 {
    font-size: var(--fs-h3);
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}
.steps {
    display: grid;
    gap: 1.25rem;
}
.steps li {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1rem;
    align-items: start;
}
.step-num {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--grad-accent);
    color: var(--ink);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.92rem;
    flex-shrink: 0;
}
.steps strong {
    display: block;
    font-family: var(--font-display);
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--ink);
}
.steps p {
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

/* CTAs unter der "So läuft"-Card: E-Mail | oder | Termin buchen */
.ueber-card-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--line);
}
.ueber-card-actions .btn {
    flex: 1 1 auto;
    min-width: 9rem;
}
.ueber-card-or {
    flex: 0 0 auto;
    color: var(--soft);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.02em;
}
@media (max-width: 540px) {
    .ueber-card-actions { flex-direction: column; align-items: stretch; }
    .ueber-card-actions .btn { width: 100%; min-width: 0; }
    .ueber-card-or { text-align: center; padding-block: 0.15rem; }
}

/* ---------- 10. KONTAKT ---------- */
.kontakt {
    background: var(--bg-alt);
}
.kontakt-card {
    position: relative;
    background: var(--grad-hero);
    color: var(--on-dark);
    border-radius: var(--r-xl);
    padding: clamp(2.5rem, 6vw, 5rem);
    overflow: hidden;
    isolation: isolate;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
}
.kontakt-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(50% 60% at 80% 30%, rgba(190, 242, 100, 0.3), transparent 60%),
        radial-gradient(50% 60% at 20% 80%, rgba(167, 139, 250, 0.45), transparent 60%);
    z-index: -1;
}
.kontakt-content .section-eyebrow {
    margin-bottom: 1rem;
}
.kontakt-content .section-title {
    text-align: left;
    margin-bottom: 1.25rem;
}
.kontakt-lede {
    font-size: var(--fs-lede);
    color: var(--on-dark-mut);
    margin-bottom: 2rem;
    max-width: 36rem;
}
.kontakt-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}
.kontakt-meta {
    position: relative;
    min-height: 170px;
    display: block;
    margin-top: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(250, 250, 247, 0.12);
}

/* KIste-Decoding-Animation:
   7 Phasen erzählen "Steve Killian -> KIste -> kiste.digital".
   Reines CSS, läuft ohne JS. 11s Loop.
   Bewegung: jede Phase kommt von UNTEN rein, geht nach OBEN weg. */
.kiste-decoder {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding-inline: 0.5rem;
    text-align: center;
}
.decoder-label {
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(250, 250, 247, 0.48);
}
.decoder-stage {
    position: relative;
    width: 100%;
    min-height: 1.4em;
    display: grid;
    place-items: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.85rem, 3.5vw + 0.7rem, 3.4rem);
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--on-dark);
    white-space: nowrap;
    overflow: visible;
}
.decoder-phase {
    grid-area: 1 / 1;
    opacity: 0;
    transform: translateY(38px);
    will-change: opacity, transform;
}
.decoder-final {
    background: var(--grad-accent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    filter: drop-shadow(0 0 22px rgba(190, 242, 100, 0.35))
            drop-shadow(0 0 38px rgba(167, 139, 250, 0.25));
}
/* Highlights mit Glow für Wow-Effekt */
.hl-violet {
    color: var(--violet-300);
    text-shadow: 0 0 18px rgba(196, 181, 253, 0.55);
}
.hl-lime {
    color: var(--lime-300);
    text-shadow: 0 0 18px rgba(190, 242, 100, 0.55);
}

/* 6 Phasen über 11s Loop. Slot 16.67%, peak-Mitten bei 8.3%, 25%, 41.7%, 58.3%, 75%, 91.7%.
   Jede Phase: ~20% Lifetime (4% fade-in + 9% peak + 7% fade-out), Überlappung ~3% an jedem
   Übergang - die ausgehende Phase ist noch bei ~40% Opacity sichtbar, während die nächste
   schon angedeutet ist. Resultat: kontinuierlicher Walzendreh-Effekt. */
.decoder-p1 { animation: dec-p1 11s cubic-bezier(0.4, 0, 0.2, 1) infinite; }
.decoder-p2 { animation: dec-p2 11s cubic-bezier(0.4, 0, 0.2, 1) infinite; }
.decoder-p3 { animation: dec-p3 11s cubic-bezier(0.4, 0, 0.2, 1) infinite; }
.decoder-p4 { animation: dec-p4 11s cubic-bezier(0.4, 0, 0.2, 1) infinite; }
.decoder-p5 { animation: dec-p5 11s cubic-bezier(0.4, 0, 0.2, 1) infinite; }
.decoder-p6 { animation: dec-p6 11s cubic-bezier(0.4, 0, 0.2, 1) infinite; }

@keyframes dec-p1 {
    0%             { opacity: 0;   transform: translateY(52px); }
    4%             { opacity: 0.4; transform: translateY(26px); }
    7%, 12%        { opacity: 1;   transform: translateY(0); }
    16%            { opacity: 0.4; transform: translateY(-26px); }
    20%            { opacity: 0;   transform: translateY(-52px); }
    100%           { opacity: 0;   transform: translateY(52px); }
}
@keyframes dec-p2 {
    0%, 13%        { opacity: 0;   transform: translateY(52px); }
    17%            { opacity: 0.4; transform: translateY(26px); }
    21%, 29%       { opacity: 1;   transform: translateY(0); }
    33%            { opacity: 0.4; transform: translateY(-26px); }
    37%            { opacity: 0;   transform: translateY(-52px); }
    100%           { opacity: 0;   transform: translateY(52px); }
}
@keyframes dec-p3 {
    0%, 30%        { opacity: 0;   transform: translateY(52px); }
    34%            { opacity: 0.4; transform: translateY(26px); }
    38%, 46%       { opacity: 1;   transform: translateY(0); }
    50%            { opacity: 0.4; transform: translateY(-26px); }
    54%            { opacity: 0;   transform: translateY(-52px); }
    100%           { opacity: 0;   transform: translateY(52px); }
}
@keyframes dec-p4 {
    0%, 47%        { opacity: 0;   transform: translateY(52px); }
    51%            { opacity: 0.4; transform: translateY(26px); }
    55%, 63%       { opacity: 1;   transform: translateY(0); }
    67%            { opacity: 0.4; transform: translateY(-26px); }
    71%            { opacity: 0;   transform: translateY(-52px); }
    100%           { opacity: 0;   transform: translateY(52px); }
}
@keyframes dec-p5 {
    0%, 64%        { opacity: 0;   transform: translateY(52px); }
    68%            { opacity: 0.4; transform: translateY(26px); }
    72%, 80%       { opacity: 1;   transform: translateY(0); }
    84%            { opacity: 0.4; transform: translateY(-26px); }
    88%            { opacity: 0;   transform: translateY(-52px); }
    100%           { opacity: 0;   transform: translateY(52px); }
}
@keyframes dec-p6 {
    0%, 81%        { opacity: 0;   transform: translateY(52px) scale(0.92); }
    85%            { opacity: 0.4; transform: translateY(26px) scale(0.95); }
    89%, 97%       { opacity: 1;   transform: translateY(0)    scale(1); }
    100%           { opacity: 0;   transform: translateY(-30px) scale(0.96); }
}

/* Reduced-Motion: nur letzte Phase statisch zeigen */
@media (prefers-reduced-motion: reduce) {
    .decoder-phase { animation: none; opacity: 0; transform: none; }
    .decoder-p6    { opacity: 1; }
}

/* ---------- 11. FOOTER ---------- */
.site-footer {
    background: var(--ink);
    color: var(--on-dark-mut);
    padding-top: clamp(3rem, 6vw, 5rem);
    padding-bottom: 1.5rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}
.footer-cluster {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
.footer-brand {
    max-width: 22rem;
}
.logo--footer {
    color: var(--on-dark);
    margin-bottom: 1rem;
}
.logo--footer .logo-mark {
    color: var(--lime-300);
}
.footer-tagline {
    color: var(--on-dark-mut);
    font-size: 0.9rem;
}
.footer-nav h4,
.footer-contact h4 {
    color: var(--on-dark);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}
.footer-nav ul {
    display: grid;
    gap: 0.5rem;
}
.footer-nav a,
.footer-contact a {
    color: var(--on-dark-mut);
    font-size: 0.95rem;
    transition: color var(--dur-fast);
}
.footer-nav a:hover,
.footer-contact a:hover {
    color: var(--lime-300);
}
.footer-contact {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
}
.footer-contact h4 {
    margin-bottom: 0;
}
.contact-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: nowrap;
    width: 100%;
    max-width: 100%;
}

.contact-text {
    color: var(--on-dark-mut);
    font-size: 0.95rem;
    transition: color var(--dur-fast);
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
}
.contact-text:hover {
    color: var(--lime-300);
}
.contact-row .footer-social {
    flex-shrink: 0;
}
.footer-social {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--r-md);
    border: 1px solid rgba(250, 250, 247, 0.16);
    color: var(--on-dark-mut);
    transition: color var(--dur-fast), border-color var(--dur-fast),
                background-color var(--dur-fast), transform var(--dur-fast);
}
.footer-social:hover,
.footer-social:focus-visible {
    color: var(--lime-300);
    border-color: rgba(190, 242, 100, 0.4);
    background: rgba(190, 242, 100, 0.06);
    transform: translateY(-2px);
}
.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(250, 250, 247, 0.1);
    font-size: 0.82rem;
}
.footer-built {
    color: rgba(250, 250, 247, 0.4);
}

/* Mobile/Tablet: die linke Kante der Footer-Social-Icons exakt mit dem Text der
   Bottom-Zeile fluchten. Der 1px-Border des Icons rückt die visuelle Box-Kante
   sonst um 1px nach rechts. */
@media (max-width: 719px) {
    .footer-contact .footer-social,
    .footer-contact .contact-row {
        margin-left: -1px;
    }
    .footer-bottom {
        justify-content: flex-start;
    }
    .footer-built {
        width: 100%;
    }
}

/* ---------- 12. SCROLL REVEAL ---------- */
[data-reveal] {
    opacity: 1;
}

.reveal-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal-item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- 13. RESPONSIVE ---------- */
@media (min-width: 540px) {
    .footer-bottom {
        font-size: 0.85rem;
    }
}

@media (min-width: 720px) {
    .tiles {
        grid-template-columns: repeat(2, 1fr);
    }
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        /* Brand links, Cluster (Nav + Recht + Kontakt) als kompakter Block rechts.
           justify-content: end auf dem Cluster schiebt ihn an die rechte Container-Kante,
           sodass das Email-Icon ungefähr vertikal mit "Mit" der Bottom-Zeile fluchtet. */
        grid-template-columns: auto 1fr;
        gap: 2.5rem;
        align-items: start;
    }
    .footer-cluster {
        grid-template-columns: auto auto auto;
        justify-content: end;
        gap: clamp(2.5rem, 5vw, 4.5rem);
    }
}

@media (min-width: 900px) {
    .ueber-grid {
        grid-template-columns: 1.4fr 1fr;
        gap: clamp(2.5rem, 5vw, 4.5rem);
    }
    .kontakt-card {
        grid-template-columns: 1.5fr 1fr;
    }
    .kontakt-meta {
        margin-top: 0;
        padding-top: 0;
        border-top: 0;
        min-height: 240px;
    }
}

@media (min-width: 1100px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ---------- 14. MOBILE NAV ---------- */
@media (max-width: 819px) {
    .nav-toggle {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 1rem;
        right: 1rem;
        background: rgba(250, 250, 247, 0.96);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--line);
        border-radius: var(--r-lg);
        padding: 0.75rem;
        flex-direction: column;
        align-items: stretch;
        gap: 0.25rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-12px);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--dur-base) var(--ease-out),
                    opacity var(--dur-base),
                    visibility 0s linear var(--dur-base);
    }
    .nav-menu.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        transition: transform var(--dur-base) var(--ease-out),
                    opacity var(--dur-base),
                    visibility 0s linear 0s;
    }
    .nav-menu li {
        width: 100%;
    }
    .nav-menu li a {
        width: 100%;
        padding: 0.85rem 1rem;
        border-radius: var(--r-md);
        font-size: 1rem;
        justify-content: space-between;
    }
    .nav-menu li a.nav-cta {
        margin-top: 0.25rem;
        justify-content: center;
    }
}

/* ---------- 15. ACCESSIBILITY ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .hero-canvas { display: none; }
}

/* ---------- 15.5 LEGAL PAGES ---------- */
.legal {
    padding-top: clamp(2.5rem, 5vw, 4rem);
    padding-bottom: clamp(4rem, 8vw, 7rem);
}
.legal .container {
    max-width: 56rem;
}
.legal-header {
    margin-bottom: clamp(2rem, 4vw, 3rem);
}
.legal-header .back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--violet-700);
    margin-bottom: 1.25rem;
    transition: gap var(--dur-base);
}
.legal-header .back-link:hover {
    gap: 0.6rem;
}
.legal-header h1 {
    font-size: clamp(2rem, 3vw + 1rem, 3rem);
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}
.legal-header p {
    color: var(--muted);
    font-size: var(--fs-lede);
}
.legal-content {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(1.5rem, 4vw, 3rem);
}
.legal-content h2 {
    font-size: clamp(1.25rem, 1vw + 1.1rem, 1.6rem);
    margin-top: 2.25rem;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
    color: var(--ink);
}
.legal-content h2:first-child {
    margin-top: 0;
}
.legal-content h3 {
    font-size: 1.1rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--ink-soft);
    font-weight: 600;
}
.legal-content p,
.legal-content ul,
.legal-content ol {
    color: var(--muted);
    margin-bottom: 1rem;
    font-size: 0.98rem;
    line-height: 1.7;
}
.legal-content ul,
.legal-content ol {
    padding-left: 1.5rem;
    list-style: disc;
}
.legal-content ol {
    list-style: decimal;
}
.legal-content li {
    margin-bottom: 0.4rem;
}
.legal-content a {
    color: var(--violet-700);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
    transition: color var(--dur-fast);
}
.legal-content a:hover {
    color: var(--violet-600);
}
.legal-content strong {
    color: var(--ink);
    font-weight: 600;
}
.legal-placeholder {
    background: var(--lime-100);
    border: 1px dashed var(--lime-500);
    color: var(--ink);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    font-weight: 500;
}
.legal-note {
    margin-top: 2.5rem;
    padding: 1.25rem 1.5rem;
    background: var(--violet-100);
    border-left: 3px solid var(--violet-600);
    border-radius: var(--r-md);
    font-size: 0.92rem;
    color: var(--ink-soft);
}
.legal-note strong { color: var(--violet-700); }

/* ---------- 16. PRINT ---------- */
@media print {
    .site-header,
    .hero-canvas,
    .hero-aurora,
    .hero-grain,
    .hero-scroll,
    .nav-toggle { display: none; }
    body { background: white; color: black; }
    .hero { min-height: auto; background: white; color: black; }
    .hero-title, .section-title { color: black !important; }
}