/* ══════════════════════════════════════════════════
   ECEL ACTIVITY FEED — LIVE REDESIGN
   ══════════════════════════════════════════════════ */

.activity-page {
    --act-red: #dc2626;
    --act-red-bright: #ef4444;
    --act-gold: #f59e0b;
    --act-amber: #fbbf24;
    --act-ink: #090b10;
    --act-panel: #111724;
    --act-panel-2: #171f2e;
    --act-line: rgba(255, 255, 255, 0.1);
    --act-muted: #9aa3b3;
    min-height: 100vh;
    padding-top: 72px;
    background:
        radial-gradient(700px 380px at -12% -8%, rgba(220,38,38,0.25), transparent 60%),
        radial-gradient(560px 320px at 110% 28%, rgba(245,158,11,0.16), transparent 62%),
        linear-gradient(180deg, #07090f 0%, #0b0f16 48%, #0d1119 100%);
    position: relative;
    overflow: hidden;
}

.activity-page::before {
    content: '';
    position: absolute;
    inset: -20% -10% auto;
    height: 48%;
    background:
        repeating-linear-gradient(
            100deg,
            rgba(255,255,255,0.02) 0,
            rgba(255,255,255,0.02) 2px,
            transparent 2px,
            transparent 18px
        );
    transform: skewY(-8deg);
    opacity: 0.4;
    pointer-events: none;
    animation: activitySweep 16s linear infinite;
}

@keyframes activitySweep {
    from { transform: translateX(-5%) skewY(-8deg); }
    to { transform: translateX(5%) skewY(-8deg); }
}

.activity-page .container {
    width: 100%;
    max-width: none;
    padding-inline: clamp(12px, 2.6vw, 40px);
    position: relative;
    z-index: 1;
}

/* Hero */
.activity-hero {
    padding: 1.6rem 0 1rem;
}

.activity-hero__panel {
    border-radius: 18px;
    padding: 1rem 1.2rem 1.1rem;
    border: 1px solid rgba(245,158,11,0.28);
    background:
        linear-gradient(135deg, rgba(220,38,38,0.13), transparent 46%),
        linear-gradient(165deg, rgba(20,27,40,0.96), rgba(11,15,24,0.98));
    box-shadow:
        0 24px 46px rgba(0,0,0,0.38),
        inset 0 1px 0 rgba(255,255,255,0.04);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.activity-hero__panel::after {
    content: '';
    position: absolute;
    right: -48px;
    top: -52px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(245,158,11,0.28), transparent 62%);
    pointer-events: none;
}

.activity-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 0.7rem;
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    border: 1px solid rgba(220,38,38,0.5);
    background: rgba(127, 29, 29, 0.58);
    color: #ffffff;
    font-weight: 800;
    font-size: 0.74rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.activity-hero__pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ef4444;
    box-shadow: 0 0 0 rgba(239,68,68,0.65);
    animation: pulseDot 1.7s infinite;
}

@keyframes pulseDot {
    0% { box-shadow: 0 0 0 0 rgba(239,68,68,0.65); }
    70% { box-shadow: 0 0 0 9px rgba(239,68,68,0); }
    100% { box-shadow: 0 0 0 0 rgba(239,68,68,0); }
}

.activity-hero__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 0.72rem;
    border-radius: 14px;
    border: 1px solid rgba(245,158,11,0.4);
    background: linear-gradient(150deg, rgba(220,38,38,0.22), rgba(245,158,11,0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--act-amber);
    font-size: 1.5rem;
    box-shadow: 0 16px 34px rgba(220,38,38,0.25);
}

.activity-hero__title {
    margin: 0;
    color: #f8fafc;
    font-size: clamp(1.8rem, 3.9vw, 2.7rem);
    font-weight: 900;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.text-accent {
    color: var(--act-gold);
    text-shadow: 0 0 20px rgba(245,158,11,0.32);
}

.activity-hero__sub {
    margin: 0.45rem 0 0.7rem;
    color: var(--act-muted);
    font-size: 0.94rem;
}

.activity-hero__rail {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.activity-hero__rail span {
    padding: 0.28rem 0.6rem;
    border-radius: 8px;
    background: rgba(15, 23, 38, 0.9);
    border: 1px solid rgba(255,255,255,0.16);
    color: #e5e7eb;
    font-size: 0.72rem;
    font-weight: 700;
}

/* Categories */
.activity-categories {
    display: flex;
    gap: 0.46rem;
    padding: 0.5rem;
    margin-bottom: 1rem;
    border-radius: 14px;
    border: 1px solid var(--act-line);
    background: linear-gradient(160deg, rgba(20,28,42,0.95), rgba(12,16,25,0.95));
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.activity-categories::-webkit-scrollbar { display: none; }

.activity-cat-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.42rem;
    padding: 0.56rem 0.88rem;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 9px;
    background: rgba(12, 18, 30, 0.92);
    color: #f8fafc;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    cursor: pointer;
    white-space: nowrap;
    transition: 0.2s ease;
}

.activity-cat-btn i { font-size: 0.86rem; }

.activity-cat-btn:hover {
    border-color: rgba(245,158,11,0.36);
    color: #ffffff;
    background: rgba(120, 53, 15, 0.48);
}

.activity-cat-btn.active {
    border-color: rgba(245,158,11,0.58);
    color: #fff;
    background:
        linear-gradient(140deg, rgba(127,29,29,0.82), rgba(146,64,14,0.8));
    box-shadow: 0 10px 20px rgba(220,38,38,0.24);
}

/* Feed */
.activity-feed {
    display: grid;
    gap: 0.75rem;
    min-height: 220px;
}

@media (min-width: 1200px) {
    .activity-feed {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.85rem;
    }

    .activity-loading,
    .activity-empty,
    .activity-feed .activity-card--new {
        grid-column: 1 / -1;
    }
}

.activity-loading,
.activity-empty {
    text-align: center;
    border-radius: 14px;
    padding: 2.4rem 1rem;
    border: 1px dashed rgba(255,255,255,0.14);
    background: rgba(10,14,22,0.72);
    color: var(--act-muted);
}

.activity-loading i {
    font-size: 1.75rem;
    margin-bottom: 0.55rem;
    color: var(--act-gold);
}

.activity-empty i {
    font-size: 2rem;
    margin-bottom: 0.45rem;
    color: #6b7280;
}

.activity-empty h3 {
    margin: 0.2rem 0;
    color: #f3f4f6;
}

/* Cards */
.activity-card {
    position: relative;
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 0.8rem;
    padding: 0.92rem 0.95rem;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.09);
    background: linear-gradient(155deg, rgba(21,28,42,0.95), rgba(11,15,24,0.98));
    box-shadow: 0 12px 28px rgba(0,0,0,0.3);
    overflow: hidden;
    transition: transform 0.18s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.activity-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--act-red-bright), var(--act-gold));
}

.activity-card::after {
    content: '';
    position: absolute;
    right: -24px;
    bottom: -24px;
    width: 84px;
    height: 84px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(245,158,11,0.16), transparent 68%);
    pointer-events: none;
}

.activity-card:nth-child(odd)::before {
    background: linear-gradient(180deg, #ef4444, #f59e0b);
}

.activity-card:nth-child(even)::before {
    background: linear-gradient(180deg, #f59e0b, #f97316);
}

.activity-card:hover {
    transform: translateY(-2px) scale(1.004);
    border-color: rgba(245,158,11,0.44);
    box-shadow: 0 18px 34px rgba(220,38,38,0.24);
}

.activity-card--new {
    animation: activitySlideIn 0.38s ease-out;
    border-color: rgba(245,158,11,0.54);
}

@keyframes activitySlideIn {
    from {
        opacity: 0;
        transform: translateY(-12px) scale(0.995);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.activity-card__icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    border: 1px solid;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
}

.activity-card__body { min-width: 0; }

.activity-card__entities {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 0.45rem;
}

.activity-entity {
    display: inline-flex;
    align-items: center;
    gap: 0.48rem;
    padding: 0.14rem 0.34rem 0.14rem 0.14rem;
    border-radius: 999px;
    text-decoration: none;
    border: none;
    background: rgba(10, 16, 28, 0.9);
    color: #e5e7eb;
    max-width: 220px;
}

.activity-entity:hover {
    background: rgba(245,158,11,0.08);
}

.activity-entity img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
    border: none;
    flex-shrink: 0;
}

.activity-entity--team img {
    border-radius: 10px;
}

.activity-entity span {
    font-size: 0.76rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.activity-card__text {
    margin: 0;
    color: #f8fafc;
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.35;
}

.activity-card__detail {
    margin: 0.24rem 0 0;
    color: #a7b0bf;
    font-size: 0.8rem;
    line-height: 1.35;
}

.activity-card__links {
    margin-top: 0.36rem;
    display: flex;
    gap: 0.46rem;
    flex-wrap: wrap;
}

.activity-link {
    color: var(--act-amber);
    font-size: 0.78rem;
    font-weight: 800;
    text-decoration: none;
}

.activity-link:hover {
    color: #fde68a;
    text-decoration: underline;
}

.activity-card__meta {
    margin-top: 0.46rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.65rem;
}

.activity-cat-tag {
    font-size: 0.68rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.activity-time {
    color: #808b9b;
    font-size: 0.72rem;
    font-weight: 700;
}

.activity-time i {
    margin-right: 0.18rem;
    font-size: 0.66rem;
}

/* Load more */
.activity-load-more {
    display: flex;
    justify-content: center;
    padding: 1.25rem 0 2.4rem;
}

.activity-load-btn {
    padding: 0.66rem 1.6rem;
    border: 1px solid rgba(245,158,11,0.5);
    border-radius: 10px;
    background: linear-gradient(130deg, rgba(220,38,38,0.3), rgba(245,158,11,0.2));
    color: #1f1300;
    font-size: 0.84rem;
    font-weight: 800;
    cursor: pointer;
    transition: 0.2s ease;
}

.activity-load-btn:hover {
    transform: translateY(-1px);
    border-color: rgba(245,158,11,0.66);
    box-shadow: 0 12px 24px rgba(220,38,38,0.26);
}

.activity-load-btn i { margin-right: 0.33rem; }

/* Responsive */
@media (max-width: 768px) {
    .activity-page {
        padding-top: 78px;
    }

    .activity-page .container {
        padding-inline: 12px;
    }

    .activity-hero {
        padding-top: 0.9rem;
        padding-bottom: 0.6rem;
    }

    .activity-hero__panel {
        padding: 0.78rem 0.72rem 0.86rem;
        border-radius: 12px;
        box-shadow: 0 10px 24px rgba(0,0,0,0.25);
    }

    .activity-hero__title {
        font-size: clamp(1.48rem, 7vw, 2rem);
        line-height: 1.08;
    }

    .activity-hero__sub {
        font-size: 0.84rem;
        margin-bottom: 0.55rem;
    }

    .activity-hero__rail {
        gap: 0.3rem;
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.15rem;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .activity-hero__rail::-webkit-scrollbar {
        display: none;
    }

    .activity-hero__rail span {
        font-size: 0.64rem;
        padding: 0.2rem 0.42rem;
    }

    .activity-categories {
        gap: 0.34rem;
        padding: 0.34rem;
        position: sticky;
        top: calc(var(--navbar-h, 64px) + 6px);
        z-index: 6;
        border-radius: 10px;
        backdrop-filter: blur(8px);
    }

    .activity-cat-btn {
        padding: 0.42rem 0.6rem;
        font-size: 0.72rem;
        gap: 0.32rem;
        border-radius: 8px;
        min-height: 34px;
        flex-shrink: 0;
    }

    .activity-cat-btn i {
        font-size: 0.88rem;
    }

    .activity-cat-btn span {
        display: inline;
        font-size: 0.68rem;
    }

    .activity-card {
        grid-template-columns: 40px 1fr;
        gap: 0.54rem;
        padding: 0.66rem 0.68rem;
        border-radius: 11px;
        background: linear-gradient(165deg, rgba(18,24,36,0.96), rgba(11,15,22,0.98));
        box-shadow: 0 6px 16px rgba(0,0,0,0.2);
    }

    .activity-feed {
        gap: 0.5rem;
    }

    .activity-card::after {
        display: none;
    }

    .activity-card::before {
        width: 3px;
    }

    .activity-card__icon {
        width: 36px;
        height: 36px;
        border-radius: 9px;
        font-size: 0.88rem;
    }

    .activity-card__text {
        font-size: 0.82rem;
        line-height: 1.3;
    }

    .activity-card__detail {
        font-size: 0.75rem;
        margin-top: 0.18rem;
    }

    .activity-entity {
        max-width: 100%;
        padding: 0.12rem 0.28rem 0.12rem 0.12rem;
        gap: 0.36rem;
        background: rgba(8, 12, 20, 0.92);
    }

    .activity-entity img {
        width: 26px;
        height: 26px;
    }

    .activity-entity span {
        font-size: 0.67rem;
    }

    .activity-card__meta {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.18rem;
    }

    .activity-cat-tag {
        font-size: 0.62rem;
        letter-spacing: 0.06em;
    }

    .activity-time {
        font-size: 0.68rem;
    }

    .activity-load-btn {
        min-height: 38px;
        font-size: 0.8rem;
        padding: 0.56rem 1.1rem;
    }
}

@media (max-width: 480px) {
    .activity-page .container {
        padding-inline: 9px;
    }

    .activity-categories {
        top: calc(var(--navbar-h, 60px) + 4px);
        margin-bottom: 0.7rem;
    }

    .activity-hero__title {
        font-size: clamp(1.32rem, 8vw, 1.7rem);
    }

    .activity-hero__icon {
        width: 52px;
        height: 52px;
        font-size: 1.2rem;
        margin-bottom: 0.52rem;
    }

    .activity-card {
        grid-template-columns: 34px 1fr;
        padding: 0.58rem 0.58rem;
        gap: 0.48rem;
        border-radius: 10px;
    }

    .activity-card__icon {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        font-size: 0.8rem;
    }

    .activity-card__text {
        font-size: 0.78rem;
    }

    .activity-card__detail {
        font-size: 0.72rem;
    }

    .activity-entity img {
        width: 24px;
        height: 24px;
    }

    .activity-entity span {
        font-size: 0.64rem;
    }

    .activity-cat-btn span {
        font-size: 0.64rem;
    }
}