/* =============================================================================
   KI-Partei Deutschland – Design System
   =============================================================================
   Tokens, Reset, Layout-Primitives, Komponenten.
   Geladen ZUSÄTZLICH zu Tailwind (CDN) – Tailwind liefert Utilities,
   diese Datei liefert die markenspezifische Optik.
   ============================================================================= */

/* ---------- Tokens ------------------------------------------------------- */
:root {
    /* Brand */
    --ink-900: #0B1B3D;       /* Deep navy – primary */
    --ink-800: #14224C;
    --ink-700: #1F2E62;
    --ink-500: #475569;
    --ink-400: #64748B;
    --ink-300: #94A3B8;
    --ink-200: #CBD5E1;
    --ink-100: #E2E8F0;
    --ink-050: #F1F5F9;

    --signal-500: #0EA5E9;    /* Electric cyan – accent */
    --signal-400: #38BDF8;
    --signal-300: #7DD3FC;
    --signal-200: #BAE6FD;

    --warm-500:   #F59E0B;    /* Amber – highlight */
    --warm-400:   #FBBF24;
    --warm-300:   #FCD34D;

    --green-500:  #10B981;
    --red-500:    #EF4444;

    --bg:         #F8FAFC;
    --surface:    #FFFFFF;
    --paper:      #FCFCFD;
    --ink:        #0F172A;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

    /* Radii / Shadows */
    --radius-sm: 8px;
    --radius:    14px;
    --radius-lg: 22px;
    --shadow-sm: 0 1px 2px rgba(15,23,42,.06), 0 1px 1px rgba(15,23,42,.04);
    --shadow:    0 10px 30px -10px rgba(11,27,61,.18), 0 4px 12px -4px rgba(11,27,61,.08);
    --shadow-lg: 0 30px 60px -20px rgba(11,27,61,.25), 0 10px 24px -8px rgba(11,27,61,.12);

    /* Layout */
    --max-w: 1200px;
    --gutter: clamp(1rem, 2.5vw, 2rem);
}

/* ---------- Reset / Base ------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}
img, svg, video { max-width: 100%; display: block; }

a { color: var(--signal-500); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--ink-900); }

h1,h2,h3,h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--ink-900);
    line-height: 1.15;
    letter-spacing: -0.01em;
    margin: 0 0 .5em;
}
h1 { font-size: clamp(2.25rem, 4.5vw, 3.75rem); font-weight: 600; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }
p { margin: 0 0 1em; }

::selection { background: var(--signal-300); color: var(--ink-900); }

/* ---------- Layout primitives -------------------------------------------- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter); }
.container.narrow { max-width: 820px; }
.container.wide   { max-width: 1320px; }
.section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section.tight { padding: clamp(2rem, 5vw, 4rem) 0; }
.center-stage { min-height: 70vh; display: grid; place-items: center; padding: 4rem 0; }

.grid { display: grid; gap: 2rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* ---------- Header / Navigation ------------------------------------------ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    background: rgba(255,255,255,.85);
    border-bottom: 1px solid var(--ink-100);
}
.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px var(--gutter);
    max-width: var(--max-w);
    margin: 0 auto;
}
.nav .brand {
    display: flex; align-items: center; gap: 10px;
    font-family: var(--font-serif); font-weight: 600;
    color: var(--ink-900); font-size: 1.125rem;
}
.nav .brand-mark {
    display: inline-grid; place-items: center;
    width: 34px; height: 34px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--ink-900), var(--signal-500) 110%);
    color: #fff; font-weight: 700; font-size: 13px;
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
}
.nav-links { display: none; gap: 26px; }
.nav-links a {
    color: var(--ink-700); font-weight: 500; font-size: 15px;
    position: relative;
}
.nav-links a:hover { color: var(--ink-900); }
.nav-links a.active::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: -10px;
    height: 2px; background: var(--signal-500); border-radius: 2px;
}
.nav-cta { display: none; }
.nav-burger {
    background: transparent; border: 0; cursor: pointer;
    width: 40px; height: 40px; border-radius: 8px;
    display: grid; place-items: center; color: var(--ink-900);
}
.nav-burger:hover { background: var(--ink-050); }

@media (min-width: 860px) {
    .nav-links { display: inline-flex; }
    .nav-cta   { display: inline-flex; }
    .nav-burger { display: none; }
}

.mobile-menu {
    display: none;
    border-top: 1px solid var(--ink-100);
    background: #fff;
    padding: 1rem var(--gutter);
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: .75rem 0; color: var(--ink-700); font-weight: 500; }
.mobile-menu a + a { border-top: 1px solid var(--ink-100); }

/* ---------- Buttons ------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 22px;
    font-weight: 600;
    font-size: 15px;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease, background .2s ease, color .2s ease;
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
    background: var(--ink-900); color: #fff;
    box-shadow: 0 6px 16px -6px rgba(11,27,61,.4);
}
.btn-primary:hover { background: var(--ink-800); color: #fff; box-shadow: 0 10px 24px -8px rgba(11,27,61,.5); }
.btn-accent {
    background: var(--signal-500); color: #fff;
    box-shadow: 0 6px 16px -6px rgba(14,165,233,.5);
}
.btn-accent:hover { background: var(--signal-400); color: #fff; }
.btn-ghost {
    background: transparent; color: var(--ink-900);
    border-color: var(--ink-200);
}
.btn-ghost:hover { background: var(--ink-050); }
.btn-warm {
    background: var(--warm-500); color: #1A0E00;
    box-shadow: 0 6px 16px -6px rgba(245,158,11,.5);
}
.btn-warm:hover { background: var(--warm-400); }
.btn-lg { padding: 16px 28px; font-size: 16px; }
.btn-block { width: 100%; justify-content: center; }
.btn .icon { width: 18px; height: 18px; }

/* ---------- Hero --------------------------------------------------------- */
.hero {
    position: relative;
    overflow: hidden;
    padding: clamp(4rem, 10vw, 8rem) 0 clamp(3rem, 8vw, 6rem);
    background:
        radial-gradient(900px 500px at 80% -10%, rgba(14,165,233,.18), transparent 60%),
        radial-gradient(700px 500px at -10% 110%, rgba(245,158,11,.15), transparent 60%),
        linear-gradient(180deg, #FBFCFF 0%, #F4F8FF 100%);
}
.hero::before {
    /* Subtle data grid */
    content: ''; position: absolute; inset: 0; opacity: .35; pointer-events: none;
    background-image:
        linear-gradient(to right, rgba(11,27,61,.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(11,27,61,.05) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.hero .inner { position: relative; z-index: 1; text-align: center; }
.hero .eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px; border-radius: 999px;
    background: rgba(255,255,255,.7);
    border: 1px solid var(--ink-100);
    color: var(--ink-700); font-size: 13px; font-weight: 500;
    box-shadow: var(--shadow-sm);
}
.hero .eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green-500); box-shadow: 0 0 0 4px rgba(16,185,129,.18); }
.hero h1 { margin: 22px auto 18px; max-width: 16ch; }
.hero h1 .accent {
    background: linear-gradient(120deg, var(--ink-900), var(--signal-500));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--ink-500); max-width: 56ch; margin: 0 auto 2rem; }
.hero .cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.hero-stats {
    margin-top: clamp(3rem, 6vw, 5rem);
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    max-width: 880px;
    margin-left: auto; margin-right: auto;
}
.stat {
    background: #fff; border: 1px solid var(--ink-100);
    border-radius: var(--radius);
    padding: 22px; text-align: left;
    box-shadow: var(--shadow-sm);
}
.stat .num {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 2.5vw, 2.1rem);
    color: var(--ink-900); font-weight: 600;
    letter-spacing: -0.02em;
}
.stat .lab { color: var(--ink-500); font-size: 13px; margin-top: 4px; }

/* ---------- Cards -------------------------------------------------------- */
.card {
    background: #fff;
    border: 1px solid var(--ink-100);
    border-radius: var(--radius);
    padding: 28px;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--ink-200); }
.card .ico {
    width: 44px; height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--ink-050), #fff);
    border: 1px solid var(--ink-100);
    display: grid; place-items: center;
    color: var(--ink-900);
    margin-bottom: 16px;
    font-size: 20px;
}
.card h3 { font-family: var(--font-sans); font-size: 1.125rem; font-weight: 600; }
.card p  { color: var(--ink-500); font-size: 15px; }

/* ---------- Badges / Tags ------------------------------------------------ */
.badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 10px; border-radius: 999px;
    font-size: 12px; font-weight: 600;
    background: var(--ink-050); color: var(--ink-700);
    border: 1px solid var(--ink-100);
    text-transform: uppercase; letter-spacing: .04em;
}
.badge.warm  { background: #FFF7E6; color: #92400E; border-color: #FCD34D; }
.badge.signal{ background: #E0F2FE; color: #0369A1; border-color: #BAE6FD; }
.badge.green { background: #ECFDF5; color: #065F46; border-color: #A7F3D0; }
.badge.priority { background: var(--ink-900); color: #fff; border-color: var(--ink-900); }

/* ---------- Steps / Timeline -------------------------------------------- */
.steps { display: grid; gap: 16px; counter-reset: step; }
.step {
    display: grid; grid-template-columns: 56px 1fr; gap: 18px;
    background: #fff; border: 1px solid var(--ink-100);
    border-radius: var(--radius); padding: 22px;
}
.step .num {
    width: 44px; height: 44px; border-radius: 12px;
    display: grid; place-items: center;
    background: var(--ink-900); color: #fff;
    font-family: var(--font-mono); font-weight: 700;
}
.step h4 { margin-bottom: 6px; }
.step p  { color: var(--ink-500); margin-bottom: 0; }

/* ---------- Programm Cards ---------------------------------------------- */
.programm-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.programm-card {
    position: relative;
    background: #fff; border: 1px solid var(--ink-100);
    border-radius: var(--radius); padding: 26px;
    transition: transform .2s, box-shadow .2s;
    border-top: 3px solid var(--signal-500);
}
.programm-card:nth-child(2n) { border-top-color: var(--warm-500); }
.programm-card:nth-child(3n) { border-top-color: var(--ink-900); }
.programm-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.programm-card .num {
    position: absolute; top: 18px; right: 22px;
    font-family: var(--font-mono); font-size: 13px;
    color: var(--ink-300);
}
.programm-card h3 { margin-top: 8px; font-family: var(--font-serif); font-size: 1.25rem; }
.programm-card p { color: var(--ink-500); font-size: 14.5px; }
.programm-card ul { padding-left: 1.1em; margin: 0; color: var(--ink-700); font-size: 14px; }
.programm-card ul li + li { margin-top: 4px; }

/* ---------- Forms -------------------------------------------------------- */
.form-card {
    background: #fff;
    border: 1px solid var(--ink-100);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: var(--shadow);
}
.form-grid { display: grid; gap: 18px; grid-template-columns: 1fr 1fr; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-weight: 600; font-size: 14px; color: var(--ink-900); }
.form-label .req { color: var(--red-500); }
.form-help { font-size: 13px; color: var(--ink-500); }

.input, .textarea, .select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--ink-200);
    border-radius: 10px;
    font: inherit;
    background: #fff;
    color: var(--ink);
    transition: border-color .15s, box-shadow .15s;
}
.input:focus, .textarea:focus, .select:focus {
    outline: none;
    border-color: var(--signal-500);
    box-shadow: 0 0 0 4px rgba(14,165,233,.18);
}
.textarea { min-height: 130px; resize: vertical; }

.checkbox-row, .radio-row {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 10px 0;
    font-size: 14px; color: var(--ink-700);
}
.checkbox-row input, .radio-row input { margin-top: 4px; }

.skill-grid {
    display: grid; gap: 8px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.skill-chip {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--ink-200);
    border-radius: 10px;
    background: #fff;
    cursor: pointer;
    transition: border-color .15s, background .15s;
    font-size: 14px;
}
.skill-chip:hover { border-color: var(--signal-300); background: #F0F9FF; }
.skill-chip input { margin-top: 4px; accent-color: var(--signal-500); }
.skill-chip .label-line { font-weight: 600; color: var(--ink-900); }
.skill-chip .desc       { font-size: 12px; color: var(--ink-500); margin-top: 2px; }
.skill-chip.priority { border-color: var(--ink-900); background: linear-gradient(0deg, #fff, #F8FAFF); }
.skill-chip.priority .label-line::after {
    content: 'gesucht'; margin-left: 8px;
    font-size: 10px; padding: 2px 6px; border-radius: 999px;
    background: var(--ink-900); color: #fff; font-weight: 700; letter-spacing: .04em;
}
.skill-category-title {
    grid-column: 1 / -1;
    font-family: var(--font-sans); font-weight: 600;
    font-size: 12px; color: var(--ink-500);
    text-transform: uppercase; letter-spacing: .08em;
    margin-top: 12px;
}

.form-error  { color: var(--red-500); font-size: 13px; }
.form-status { padding: 12px 14px; border-radius: 10px; font-size: 14px; }
.form-status.ok   { background: #ECFDF5; color: #065F46; border: 1px solid #A7F3D0; }
.form-status.fail { background: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }

/* Hide honeypot */
.honeypot { position: absolute; left: -9999px; top: -9999px; width: 0; height: 0; overflow: hidden; }

/* ---------- Wahlomat ----------------------------------------------------- */
.wahlomat-wrap { max-width: 760px; margin: 0 auto; }
.wahlomat-card {
    background: #fff; border: 1px solid var(--ink-100);
    border-radius: var(--radius-lg); padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: var(--shadow);
}
.progress {
    height: 8px; background: var(--ink-100); border-radius: 999px; overflow: hidden;
}
.progress > span {
    display: block; height: 100%;
    background: linear-gradient(90deg, var(--signal-500), var(--warm-500));
    transition: width .4s ease;
}
.q-options { display: grid; gap: 10px; margin-top: 24px; }
.q-options button {
    text-align: left; padding: 16px 18px;
    border: 1px solid var(--ink-200); border-radius: 12px;
    background: #fff; cursor: pointer; transition: all .15s ease;
    font-size: 15px; color: var(--ink-900);
}
.q-options button:hover { border-color: var(--signal-500); background: #F0F9FF; transform: translateX(2px); }
.q-options button.selected { border-color: var(--signal-500); background: #E0F2FE; }

/* Footer ----------------------------------------------------------------- */
.site-footer {
    margin-top: 4rem;
    background: var(--ink-900);
    color: var(--ink-200);
    padding: 4rem 0 2rem;
}
.site-footer h4 { color: #fff; font-family: var(--font-sans); font-size: 14px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 1rem; }
.site-footer a { color: var(--ink-200); }
.site-footer a:hover { color: #fff; }
.site-footer .columns {
    display: grid; gap: 2rem; grid-template-columns: 1.5fr 1fr 1fr 1fr;
}
@media (max-width: 760px) { .site-footer .columns { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .site-footer .columns { grid-template-columns: 1fr; } }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: 4px 0; }
.site-footer .legal { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.12); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--ink-300); }

/* ---------- Confirm card (für /api/confirm.php) ------------------------- */
.confirm-card {
    background: #fff; border: 1px solid var(--ink-100);
    border-radius: var(--radius-lg); padding: 3rem 2.5rem; text-align: center;
    box-shadow: var(--shadow);
    max-width: 540px;
}
.confirm-card.ok .confirm-icon { background: #DCFCE7; color: #065F46; }
.confirm-card.fail .confirm-icon { background: #FEE2E2; color: #991B1B; }
.confirm-icon {
    width: 72px; height: 72px; border-radius: 50%;
    display: grid; place-items: center; font-size: 32px; font-weight: 700;
    margin: 0 auto 1rem;
}

/* ---------- Utilities ---------------------------------------------------- */
.u-center { text-align: center; }
.u-mb-0 { margin-bottom: 0 !important; }
.u-mb-2 { margin-bottom: .5rem; }
.u-mb-4 { margin-bottom: 1rem; }
.u-mb-8 { margin-bottom: 2rem; }
.u-mt-8 { margin-top: 2rem; }
.muted { color: var(--ink-500); }
.lead-text { font-size: clamp(1rem, 1.4vw, 1.125rem); color: var(--ink-500); max-width: 70ch; }

/* ---------- Animation --------------------------------------------------- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeUp .6s ease both; }
.fade-in.delay-1 { animation-delay: .1s; }
.fade-in.delay-2 { animation-delay: .2s; }
.fade-in.delay-3 { animation-delay: .3s; }

/* ---------- Reduce motion ----------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ---------- Print ------------------------------------------------------- */
@media print {
    .site-header, .site-footer, .nav, .nav-burger, .btn, .mobile-menu, form, .hero::before { display: none !important; }
    body { background: #fff; }
    .section { padding: 1rem 0; }
}