/* =====================================================================
   Peakly – Feed & Ad-Card Styles
   Kern-Herausforderung (siehe Beschreibung 2.1): ganze Card klickbar,
   aber interaktive Elemente (Like/Save/Username) liegen sauber darueber.
   ===================================================================== */

:root {
    --peak-blue:   #1a0dab;  /* Betreffzeile, wirkt wie Link (Google-Ads-Optik) */
    --peak-green:  #006621;  /* Anzeige-URL / CTA */
    --peak-text:   #202124;  /* Preheader dunkelgrau */
    --peak-muted:  #5f6368;
    --peak-border: #e3e5e8;
    --peak-bg:     #f5f6f8;
    --peak-like:   #e0245e;  /* Like aktiv (x.com-Rot) */
    --peak-follow: #0f1419;
}

body {
    background: var(--peak-bg);
    color: var(--peak-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

.feed {
    max-width: 640px;
    margin: 0 auto;
    padding: 16px;
}

/* --- Zonen-Label (Gamification, siehe 5.3) --- */
.zone-label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--peak-muted);
    margin: 20px 4px 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.zone-label .badge { font-weight: 600; }

/* =====================================================================
   Ad-Card
   ===================================================================== */
.ad-card {
    position: relative;              /* Bezugsrahmen fuer Overlay + Buttons */
    background: #fff;
    border: 1px solid var(--peak-border);
    border-radius: 12px;
    padding: 16px 18px;
    margin-bottom: 14px;
    transition: box-shadow .15s ease, transform .15s ease;
}
.ad-card:hover {
    box-shadow: 0 4px 18px rgba(0,0,0,.08);
    transform: translateY(-1px);
}

/* --- Overlay-Anker: deckt die GANZE Card ab (stretched link) ---
   z-index niedrig; er faengt den Anzeigenklick ueberall dort ab,
   wo kein interaktives Element darueber liegt. */
.ad-card__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    border-radius: inherit;
    /* kein Inhalt, nur Klickflaeche */
}

/* --- Interaktive Ebene: MUSS ueber dem Overlay liegen (z-index > 1) ---
   Nur hier gilt: Klick zaehlt NICHT als Anzeigenklick. */
.ad-card__interactive {
    position: relative;
    z-index: 2;
    pointer-events: none;   /* Container blockt nichts... */
}
.ad-card__interactive > * {
    pointer-events: auto;   /* ...nur echte Bedienelemente sind klickbar */
}

/* --- Card-Badge (Top-Performer / Aufsteiger / Neu) --- */
.ad-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 999px;
    margin-bottom: 10px;
    letter-spacing: 0.01em;
}
.ad-badge--top    { background: #fff0e6; color: #c2410c; }
.ad-badge--rising { background: #eef2ff; color: #4338ca; }
.ad-badge--fresh  { background: #ecfdf5; color: #047857; }

/* --- Kopf: Username + Folgen --- */
.ad-card__head {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.ad-card__avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #7b2ff7, #f107a3);
    color: #fff;
    display: grid; place-items: center;
    font-weight: 700; font-size: 0.85rem;
    flex-shrink: 0;
}
.ad-card__user {
    font-weight: 600;
    color: var(--peak-text);
    text-decoration: none;
    font-size: 0.9rem;
}
.ad-card__user:hover { text-decoration: underline; }
.ad-card__followers { color: var(--peak-muted); font-size: 0.8rem; }

/* --- Folgen-Button (x.com-Stil, Pill) --- */
.btn-follow {
    margin-left: auto;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.82rem;
    padding: 5px 14px;
    border: 1px solid var(--peak-follow);
    background: var(--peak-follow);
    color: #fff;
    cursor: pointer;
    transition: all .12s ease;
}
/* Zustand "folgend": Outline/dezent */
.btn-follow.is-following {
    background: #fff;
    color: var(--peak-follow);
}
/* Hover im Zustand "folgend" -> Entfolgen (rot) */
.btn-follow.is-following:hover {
    background: #fff0f2;
    border-color: var(--peak-like);
    color: var(--peak-like);
}

/* --- Inhalt (Google-Ads-Optik) --- */
.ad-card__betreff {
    color: var(--peak-blue);
    font-size: 1.15rem;
    font-weight: 500;
    line-height: 1.3;
    margin: 2px 0 4px;
}
.ad-card__preheader {
    color: var(--peak-text);
    font-size: 0.94rem;
    line-height: 1.45;
    margin-bottom: 6px;
}
.ad-card__cta {
    color: var(--peak-green);
    font-size: 0.9rem;
    font-weight: 600;
    word-break: break-all;
}

/* --- Social-Zeile (siehe 2.3) --- */
.ad-card__social {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid var(--peak-border);
}
.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    padding: 4px 6px;
    border-radius: 8px;
    color: var(--peak-muted);
    font-size: 0.86rem;
    cursor: pointer;
    transition: background .12s, color .12s;
}
.social-btn:hover { background: var(--peak-bg); }
.social-btn.is-active.like   { color: var(--peak-like); }
/* Gespeichert: dunkler, gefuellter Zustand – klar sichtbar */
.social-btn.is-active.save   {
    background: var(--peak-text);
    color: #fff;
}
.social-btn.is-active.save:hover { background: #000; }
.social-btn svg { width: 18px; height: 18px; }
/* Klicks/Reichweite: Anzeige (nicht klickbar), nur Info */
.social-stat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--peak-muted);
    font-size: 0.86rem;
    margin-left: auto;
}

/* --- Feed-Tabs "Fuer dich" / "Folge ich" (siehe 3) --- */
.feed-tabs {
    display: flex;
    border-bottom: 1px solid var(--peak-border);
    margin-bottom: 12px;
    position: sticky; top: 56px; background: var(--peak-bg); z-index: 5;
}
.feed-tab {
    flex: 1; text-align: center;
    padding: 12px 8px;
    color: var(--peak-muted); text-decoration: none;
    font-weight: 600; font-size: 0.95rem;
    border-bottom: 2px solid transparent;
}
.feed-tab:hover { background: #eceef1; }
.feed-tab.is-active { color: var(--peak-text); border-bottom-color: var(--peak-primary); }

/* --- Listen-Kopf (Likes/Gespeichert) --- */
.list-head { padding: 8px 4px 4px; }
.list-head h1 { margin: 0; font-size: 1.4rem; }
.list-head p { margin: 2px 0 8px; color: var(--peak-muted); font-size: 0.9rem; }

/* Sentinel fuer Infinite Scroll (siehe 3.1) */
#feed-sentinel { height: 1px; }
.feed-loader { text-align: center; color: var(--peak-muted); padding: 16px; font-size: 0.85rem; }

/* --- Kurzer Puls, wenn eine Card serverseitig als gezaehlt bestaetigt wurde --- */
@keyframes just-counted {
    0%   { box-shadow: 0 0 0 0 rgba(0,102,33,.45); }
    100% { box-shadow: 0 0 0 12px rgba(0,102,33,0); }
}
.ad-card.just-counted { animation: just-counted .8s ease-out; }

/* --- Prototyp-HUD: macht die Session-Dedup sichtbar (nur Demo) --- */
#track-hud {
    position: fixed;
    top: 12px; right: 12px;
    z-index: 50;
    background: #111;
    color: #fff;
    font-size: 0.8rem;
    line-height: 1.5;
    padding: 10px 14px;
    border-radius: 10px;
    box-shadow: 0 6px 20px rgba(0,0,0,.25);
    max-width: 230px;
}
#track-hud strong { display: block; margin-bottom: 4px; font-size: 0.82rem; }
#track-hud span { font-weight: 700; color: #38ef7d; }
#track-hud #hud-note { margin-top: 6px; color: #9aa0a6; font-size: 0.72rem; }