/* ============================================================
   GoFrag Presence Block v2.0 - embedded strip
   Сливается визуально с .gf-comment-form ниже:
   - тот же background
   - border снизу dashed (мягкое разделение)
   - margin-bottom: 0 (без зазора)
   ============================================================ */

:root {
    --gfp-bg: #1c1c24;
    --gfp-bg-deep: #14141a;
    --gfp-bg-soft: #25252f;
    --gfp-border: rgba(255, 255, 255, 0.07);
    --gfp-border-soft: rgba(255, 255, 255, 0.04);
    --gfp-accent: #22c55e;
    --gfp-accent-soft: rgba(34, 197, 94, 0.14);
    --gfp-accent-glow: rgba(34, 197, 94, 0.5);
    --gfp-text: #d6d6db;
    --gfp-text-dim: #8a8a92;
    --gfp-text-muted: #5e5e68;
    --gfp-radius: 10px;
}

/* ============================================================
   КОНТЕЙНЕР - тонкая strip на форме коммента
   ============================================================ */
.gf-presence {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 0 0 0;
    padding: 8px 14px;
    background: var(--gfp-bg);
    border: 1px solid var(--gfp-border);
    border-bottom: 1px dashed var(--gfp-border);
    border-radius: var(--gfp-radius) var(--gfp-radius) 0 0;
    color: var(--gfp-text);
    font-family: Nunito, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1;
    animation: gfp-fade 0.28s ease;
    position: relative;
    z-index: 1;
}

/* Если форма коммента ниже имеет свой top-border-radius - убираем gap.
   Этот hack полагается на то что .gf-comment-form идёт сразу за .gf-presence */
.gf-presence + .gf-comment-form {
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

.gf-presence-empty {
    display: none !important;
}

@keyframes gfp-fade {
    from { opacity: 0; transform: translateY(2px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   LIVE LABEL: pulse-dot + текст "Здесь сейчас"
   ============================================================ */
.gf-presence-live {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--gfp-text-dim);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    user-select: none;
    flex-shrink: 0;
}

.gf-presence-live::before {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gfp-accent);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.16);
    animation: gfp-live-pulse 1.8s ease-in-out infinite;
}

@keyframes gfp-live-pulse {
    0%, 100% { opacity: 1;    transform: scale(1); }
    50%      { opacity: 0.45; transform: scale(0.78); }
}

/* счётчик inline с label */
.gf-presence-count {
    color: var(--gfp-text);
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 12px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    margin-left: -3px;
    letter-spacing: 0;
    flex-shrink: 0;
}

/* ============================================================
   AVATAR STACK - overlap с тонкой границей цвета фона
   ============================================================ */
.gf-presence-avatars {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    padding-left: 8px;
}

.gf-presence-avatar {
    position: relative;
    display: block;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    overflow: visible;
    border: 2px solid var(--gfp-bg);
    background: var(--gfp-bg-deep);
    margin-left: -10px;
    transition:
        transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        border-color 0.18s ease,
        z-index 0s 0.2s;
    text-decoration: none;
    z-index: 1;
    flex-shrink: 0;
}

.gf-presence-avatar:first-child {
    margin-left: 0;
}

.gf-presence-avatar img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* Fallback: цветной кружок с инициалами если аватарки нет / не загрузилась.
   Палитра задаётся inline через style.background из JS */
.gf-presence-avatar-letters {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    color: #fff;
    font-family: Nunito, -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    text-transform: uppercase;
    user-select: none;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.3);
}

/* hover: всплывает + zoom + позади оказываются другие */
.gf-presence-avatar:hover {
    transform: translateY(-3px) scale(1.15);
    border-color: var(--gfp-accent);
    z-index: 20;
    transition:
        transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        border-color 0.18s ease,
        z-index 0s 0s;
}

/* typing modifier: зелёный border + расходящееся кольцо */
.gf-presence-avatar.gf-presence-typing {
    border-color: var(--gfp-accent);
    z-index: 5;
}

.gf-presence-avatar.gf-presence-typing::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 2px solid var(--gfp-accent);
    opacity: 0;
    animation: gfp-typing-ring 1.6s ease-out infinite;
    pointer-events: none;
}

@keyframes gfp-typing-ring {
    0%   { opacity: 0.7; transform: scale(0.95); }
    100% { opacity: 0;   transform: scale(1.4); }
}

/* "+N" чип в самом стеке */
.gf-presence-more {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gfp-bg-soft);
    color: var(--gfp-text-dim);
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 10px;
    font-weight: 700;
    cursor: default;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 2px solid var(--gfp-bg);
    margin-left: -10px;
    flex-shrink: 0;
    transition: background 0.18s ease;
}

.gf-presence-more:hover {
    transform: none;
    background: var(--gfp-bg-deep);
    border-color: var(--gfp-bg);
    color: var(--gfp-text);
    z-index: 5;
}

/* ============================================================
   CUSTOM TOOLTIP - читает data-name с аватарки
   (нужно в JS добавить: a.setAttribute('data-name', u.name))
   Если не добавишь - native browser tooltip от title будет работать как fallback
   ============================================================ */
.gf-presence-avatar[data-name]::before {
    content: attr(data-name);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(3px);
    padding: 5px 9px;
    background: var(--gfp-bg-deep);
    border: 1px solid var(--gfp-border);
    border-radius: 6px;
    color: var(--gfp-text);
    font-family: Nunito, sans-serif;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease, transform 0.15s ease;
    z-index: 50;
}

.gf-presence-avatar[data-name]::after {
    /* Стрелка-треугольник под тултипом - НЕ ставим, конфликтует с typing-ring */
}

.gf-presence-avatar[data-name]:hover::before {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    transition-delay: 0.05s;
}

/* ============================================================
   META: подпись "среди зарегистрированных" + опция гостей
   ============================================================ */
.gf-presence-meta {
    margin-left: auto;
    color: var(--gfp-text-muted);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.3;
    flex-shrink: 0;
    user-select: none;
}

.gf-presence-meta-help {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: 6px;
    cursor: help;
    transition: background 0.18s ease, color 0.18s ease;
}

.gf-presence-meta-help:hover {
    background: var(--gfp-bg-soft);
    color: var(--gfp-text-dim);
}

.gf-presence-meta-help svg {
    width: 11px;
    height: 11px;
    opacity: 0.6;
}

.gf-presence-guests {
    color: var(--gfp-text-dim);
    font-weight: 600;
}

.gf-presence-guests-num {
    color: var(--gfp-text);
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-variant-numeric: tabular-nums;
}

/* ============================================================
   TYPING INDICATOR - inline или на mobile отдельная строка
   ============================================================ */
.gf-presence-typing-text {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--gfp-accent);
    font-size: 12px;
    line-height: 1;
    font-style: italic;
    flex-shrink: 0;
}

.gf-presence-typing-text.gf-hidden {
    display: none;
}

.gf-presence-typing-dots {
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.gf-presence-typing-dots span {
    display: block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--gfp-accent);
    opacity: 0.4;
    animation: gfp-dot-bounce 1.2s ease-in-out infinite;
}

.gf-presence-typing-dots span:nth-child(2) { animation-delay: 0.15s; }
.gf-presence-typing-dots span:nth-child(3) { animation-delay: 0.3s; }

@keyframes gfp-dot-bounce {
    0%, 60%, 100% { transform: translateY(0);    opacity: 0.4; }
    30%           { transform: translateY(-3px); opacity: 1;   }
}

/* Если есть и typing и meta - meta уходит, typing занимает её место */
.gf-presence:has(.gf-presence-typing-text:not(.gf-hidden)) .gf-presence-meta {
    display: none;
}
.gf-presence:not(:has(.gf-presence-typing-text:not(.gf-hidden))) .gf-presence-typing-text {
    /* запас */
}

/* Fallback для браузеров без :has() - typing всегда показывается, meta может быть рядом */
@supports not selector(:has(*)) {
    .gf-presence-typing-text:not(.gf-hidden) ~ .gf-presence-meta {
        display: none;
    }
}

/* ============================================================
   ОНЛАЙН-ТОЧКА В КОММЕНТАХ (без изменений)
   ============================================================ */
.gf-online-marker {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gfp-accent);
    margin-left: 6px;
    vertical-align: middle;
    box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.16);
    animation: gfp-online-pulse 2.4s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes gfp-online-pulse {
    0%, 100% { opacity: 1;    transform: scale(1); }
    50%      { opacity: 0.55; transform: scale(0.92); }
}

/* ============================================================
   HIDDEN HELPER
   ============================================================ */
.gf-hidden {
    display: none !important;
}

/* ============================================================
   PREFERS-REDUCED-MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    .gf-presence,
    .gf-presence-live::before,
    .gf-presence-avatar.gf-presence-typing::after,
    .gf-presence-typing-dots span,
    .gf-online-marker {
        animation: none !important;
    }
    .gf-presence-avatar:hover {
        transform: none;
    }
}

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width: 640px) {
    .gf-presence {
        padding: 7px 12px;
        gap: 8px;
    }
    .gf-presence-live {
        font-size: 10px;
        gap: 6px;
        letter-spacing: 0.05em;
    }
    .gf-presence-avatar {
        width: 26px;
        height: 26px;
        margin-left: -8px;
    }
    .gf-presence-more {
        width: 26px;
        height: 26px;
        margin-left: -8px;
        font-size: 9px;
    }
    .gf-presence-meta {
        font-size: 10px;
        flex-basis: 100%;
        margin-left: 0;
        text-align: left;
    }
    .gf-presence-typing-text {
        font-size: 11px;
        flex-basis: 100%;
        margin-left: 0;
    }
}

/* ============================================================
   NEW COMMENTS BANNER - "появился новый комментарий"
   Размещение: между .gf-comment-form и .gf-comments-list
   Логика: JS снимает .gf-hidden когда появляется новый коммент,
   клик по баннеру = window.location.reload()
   Эстетика: incoming transmission - пульсирующая зелёная полоска слева,
   тонкая green подсветка, круглая иконка-сообщение с notification-dot
   ============================================================ */

.gf-new-comments-banner {
    display: flex;
    align-items: stretch;
    margin: 12px 0;
    background:
        linear-gradient(180deg,
            rgba(34, 197, 94, 0.08) 0%,
            rgba(34, 197, 94, 0.03) 100%);
    border: 1px solid var(--gfp-accent-line);
    border-left: 3px solid var(--gfp-accent);
    border-radius: var(--gfp-radius);
    overflow: hidden;
    position: relative;
    box-shadow:
        0 1px 0 rgba(34, 197, 94, 0.06) inset,
        0 4px 14px rgba(34, 197, 94, 0.06);
    font-family: Nunito, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--gfp-text);
    animation: gfp-banner-slide-down 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes gfp-banner-slide-down {
    from {
        opacity: 0;
        transform: translateY(-10px);
        max-height: 0;
        margin-top: 0;
        margin-bottom: 0;
    }
    to {
        opacity: 1;
        transform: translateY(0);
        max-height: 90px;
        margin-top: 12px;
        margin-bottom: 12px;
    }
}

/* Пульсирующее свечение left-border (transmission indicator) */
.gf-new-comments-banner::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: -3px;
    width: 3px;
    background: var(--gfp-accent);
    box-shadow: 0 0 10px var(--gfp-accent-glow);
    animation: gfp-banner-pulse 2s ease-in-out infinite;
    pointer-events: none;
}

@keyframes gfp-banner-pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.4; }
}

/* Главная кликабельная область */
.gf-new-comments-banner-action {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    background: transparent;
    border: 0;
    color: inherit;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
    text-align: left;
    cursor: pointer;
    transition: background 0.2s ease;
    min-width: 0;
}

.gf-new-comments-banner-action:hover {
    background: rgba(34, 197, 94, 0.06);
}

.gf-new-comments-banner-action:active {
    background: rgba(34, 197, 94, 0.1);
}

.gf-new-comments-banner-action:focus {
    outline: none;
}

.gf-new-comments-banner-action:focus-visible {
    outline: 2px solid var(--gfp-accent);
    outline-offset: -2px;
}

/* Круглая иконка с notification-dot */
.gf-new-comments-banner-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--gfp-accent-soft);
    color: var(--gfp-accent);
    flex-shrink: 0;
    position: relative;
}

.gf-new-comments-banner-icon svg {
    width: 14px;
    height: 14px;
}

.gf-new-comments-banner-icon::after {
    content: '';
    position: absolute;
    top: -1px;
    right: -1px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gfp-accent);
    border: 2px solid var(--gfp-bg);
    box-shadow: 0 0 5px var(--gfp-accent-glow);
    animation: gfp-banner-dot 1.6s ease-in-out infinite;
}

@keyframes gfp-banner-dot {
    0%, 100% { transform: scale(1);    opacity: 1; }
    50%      { transform: scale(0.82); opacity: 0.8; }
}

/* Текст "появился новый комментарий" */
.gf-new-comments-banner-text {
    flex: 1;
    min-width: 0;
    color: var(--gfp-text);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* CTA-pill справа от текста */
.gf-new-comments-banner-cta {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: rgba(34, 197, 94, 0.14);
    border: 1px solid rgba(34, 197, 94, 0.32);
    border-radius: 999px;
    color: var(--gfp-accent);
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    flex-shrink: 0;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.gf-new-comments-banner-action:hover .gf-new-comments-banner-cta {
    background: var(--gfp-accent);
    color: var(--gfp-bg);
    border-color: var(--gfp-accent);
}

/* Кнопка-крестик справа */
.gf-new-comments-banner-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    background: transparent;
    border: 0;
    border-left: 1px solid var(--gfp-border);
    color: var(--gfp-text-muted);
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.2s ease, color 0.2s ease;
}

.gf-new-comments-banner-close:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--gfp-text);
}

.gf-new-comments-banner-close:focus {
    outline: none;
}

.gf-new-comments-banner-close:focus-visible {
    outline: 2px solid var(--gfp-accent);
    outline-offset: -2px;
}

.gf-new-comments-banner-close svg {
    width: 12px;
    height: 12px;
}

/* MOBILE */
@media (max-width: 640px) {
    .gf-new-comments-banner {
        margin: 10px 0;
    }
    .gf-new-comments-banner-action {
        padding: 10px 12px;
        gap: 10px;
        font-size: 12px;
    }
    .gf-new-comments-banner-icon {
        width: 26px;
        height: 26px;
    }
    .gf-new-comments-banner-cta {
        font-size: 9px;
        padding: 3px 8px;
        letter-spacing: 0.06em;
    }
    .gf-new-comments-banner-close {
        width: 34px;
    }
}

/* PREFERS-REDUCED-MOTION */
@media (prefers-reduced-motion: reduce) {
    .gf-new-comments-banner,
    .gf-new-comments-banner::before,
    .gf-new-comments-banner-icon::after {
        animation: none !important;
    }
}