/* ========================================
   BASE.CSS — Shared Foundation
   Reset, Variables, Fonts, Utilities, Focus, Print, Reduced Motion
   ======================================== */

/* ---- Font Faces ---- */
/* Kritische Gewichte (400, 600, 700, 800) mit swap, seltenere (300, 500) mit optional
   um Layout-Shifts bei langsamem Laden zu vermeiden */
/* size-adjust gleicht Metrik-Unterschiede zum System-Fallback-Font aus → weniger CLS beim Swap */
@font-face { font-family: 'Plus Jakarta Sans'; font-style: normal; font-weight: 300; font-display: optional; size-adjust: 107%; src: url('../fonts/plus-jakarta-sans-300.woff2') format('woff2'), url('../fonts/plus-jakarta-sans-300.ttf') format('truetype'); }
@font-face { font-family: 'Plus Jakarta Sans'; font-style: normal; font-weight: 400; font-display: swap; size-adjust: 107%; src: url('../fonts/plus-jakarta-sans-400.woff2') format('woff2'), url('../fonts/plus-jakarta-sans-400.ttf') format('truetype'); }
@font-face { font-family: 'Plus Jakarta Sans'; font-style: normal; font-weight: 500; font-display: optional; size-adjust: 107%; src: url('../fonts/plus-jakarta-sans-500.woff2') format('woff2'), url('../fonts/plus-jakarta-sans-500.ttf') format('truetype'); }
@font-face { font-family: 'Plus Jakarta Sans'; font-style: normal; font-weight: 600; font-display: swap; size-adjust: 107%; src: url('../fonts/plus-jakarta-sans-600.woff2') format('woff2'), url('../fonts/plus-jakarta-sans-600.ttf') format('truetype'); }
@font-face { font-family: 'Plus Jakarta Sans'; font-style: normal; font-weight: 700; font-display: swap; size-adjust: 107%; src: url('../fonts/plus-jakarta-sans-700.woff2') format('woff2'), url('../fonts/plus-jakarta-sans-700.ttf') format('truetype'); }
@font-face { font-family: 'Plus Jakarta Sans'; font-style: normal; font-weight: 800; font-display: swap; size-adjust: 107%; src: url('../fonts/plus-jakarta-sans-800.woff2') format('woff2'), url('../fonts/plus-jakarta-sans-800.ttf') format('truetype'); }
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 400; font-display: swap; size-adjust: 107%; src: url('../fonts/jetbrains-mono-400.woff2') format('woff2'), url('../fonts/jetbrains-mono-400.ttf') format('truetype'); }
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 500; font-display: swap; size-adjust: 107%; src: url('../fonts/jetbrains-mono-500.woff2') format('woff2'), url('../fonts/jetbrains-mono-500.ttf') format('truetype'); }

/* ---- CSS Variables / Design Tokens ---- */
:root {
    color-scheme: dark; /* Teilt dem Browser den Dark-Mode-Kontext mit (Scrollbar, Formular-Controls) */

    --color-bg-primary: #0A0A0A;
    --color-bg-secondary: #111111;
    --color-bg-card: #161616;
    --color-bg-card-hover: #1C1C1C;
    --color-bg-light: #F5F2ED;
    --color-bg-light-secondary: #EBE8E2;
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #8A8F98;
    --color-text-tertiary: #9399A1;
    --color-text-muted: #B0B0B0;
    --color-text-faint: #808080;
    --color-text-light-heading: #CCCCCC;
    --color-text-dark: #1A1A1A;
    --color-text-dark-secondary: #4A4A4A;
    --color-accent: #00C896;
    --color-accent-hover: #00E6AC;
    --color-accent-dim: rgba(0, 200, 150, 0.12);
    --color-accent-glow: rgba(0, 200, 150, 0.25);
    --color-accent-glow-light: rgba(0, 200, 150, 0.15);
    --color-accent-glow-strong: rgba(0, 200, 150, 0.3);
    --color-accent-subtle: rgba(0, 200, 150, 0.06);
    --color-accent-border: rgba(0, 200, 150, 0.03);
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(0, 200, 150, 0.3);
    --color-border-light: rgba(255, 255, 255, 0.15);
    --color-error: #FF6B6B;
    --color-error-dim: rgba(255, 107, 107, 0.12);
    --color-error-border: rgba(255, 107, 107, 0.3);
    --color-success: #00C896;
    --color-success-dim: rgba(0, 200, 150, 0.1);
    --color-success-border: rgba(0, 200, 150, 0.3);
    --font-primary: 'Plus Jakarta Sans', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* ---- Reset ---- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea {
    font-family: inherit;
    border: none;
    background: none;
}

/* Fokus-Indikator: Standard-Outline bleibt als Fallback erhalten.
   Wird erst in components.css per :focus { outline: none } entfernt,
   wo der Custom-Focus-Style (border + box-shadow) definiert ist. */

/* ---- Utilities ---- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 3rem);
}

/* clip-path statt deprecated clip Property */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

/* ---- Skip Navigation ---- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    z-index: 10000;
    padding: 0.75rem 1.5rem;
    background: var(--color-accent);
    color: var(--color-bg-primary);
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 1rem;
}

/* ---- Noise Texture Overlay ---- */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* ---- Focus Visible ----
   :focus:not(:focus-visible) entfernt — alle Evergreen-Browser zeigen
   Fokus-Ringe standardmäßig nur bei Keyboard-Navigation */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

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

    /* scroll-behavior nur auf html nötig, nicht auf * (Property gilt nur für Scroll-Container) */
    html { scroll-behavior: auto; }
}

/* ---- Print Base ---- */
@media print {
    body::before { display: none; }
    body { background: #fff; color: #000; }
    a { color: #000; }
}