/* ─── DIALOGS PAGE ─── */
:root {
    --dialog-bg: rgba(255,255,255,0.02);
    --dialog-hover: rgba(139,92,246,0.10);
    --dialog-active: rgba(139,92,246,0.08);
    --avatar-border: transparent;
    --unread-bg: #EC4899;
    --online-color: #22c55e;
    --offline-color: #6a6a8a;
}

body.dark-theme {
    --dialog-bg: rgba(255,255,255,0.02);
    --dialog-hover: rgba(139,92,246,0.12);
    --dialog-active: rgba(139,92,246,0.08);
}

/* ─── ЗАГОЛОВОК СТРАНИЦЫ (H1) ─── */
.page-title {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 24px;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
}

/* ─── АВТОРИЗАЦИОННЫЙ БАННЕР ─── */
.auth-banner {
    position: relative;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    padding: 50px 40px;
    box-shadow: var(--shadow-card);
    text-align: center;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}
.auth-banner-glow {
    position: absolute;
    top: -50%;
    left: -30%;
    width: 400px;
    height: 400px;
    background: var(--gradient-glow);
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    opacity: 0.4;
}
.auth-banner-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}
.auth-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #fff;
    box-shadow: 0 8px 30px rgba(139,92,246,0.3);
}
.auth-headline {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.2;
}
.auth-description {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}
.auth-features {
    display: flex;
    justify-content: center;
    gap: 28px;
    flex-wrap: wrap;
    margin-top: 4px;
}
.auth-features span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(255,255,255,0.4);
    backdrop-filter: blur(4px);
    padding: 6px 18px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-glass);
}
.auth-features span i {
    color: var(--accent-1);
    font-size: 1.1rem;
}
.auth-buttons {
    display: flex;
    gap: 14px;
    margin-top: 6px;
}
.auth-buttons .btn-primary {
    padding: 14px 44px;
    border-radius: var(--radius-full);
    background: var(--gradient-main);
    color: #fff;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(139,92,246,0.25);
}
.auth-buttons .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139,92,246,0.35);
}
.auth-buttons .btn-secondary {
    padding: 14px 44px;
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--text-secondary);
    font-weight: 600;
    border: 1px solid var(--border-glass-strong);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
}
.auth-buttons .btn-secondary:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .auth-banner {
        padding: 32px 24px;
    }
    .auth-headline {
        font-size: 26px;
    }
    .auth-description {
        font-size: 16px;
    }
    .auth-features {
        gap: 12px;
    }
    .auth-features span {
        font-size: 14px;
        padding: 4px 14px;
    }
    .auth-buttons {
        flex-direction: column;
        width: 100%;
    }
    .auth-buttons a {
        text-align: center;
        padding: 14px 20px;
    }
}
@media (max-width: 480px) {
    .auth-headline {
        font-size: 22px;
    }
    .auth-description {
        font-size: 14px;
    }
    .auth-features {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    .auth-features span {
        width: 100%;
        justify-content: center;
    }
}

/* ─── ПАНЕЛЬ ДИАЛОГОВ (для авторизованных) ─── */
.dialogs-panel {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 500px;
}

.dialogs-header {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-glass);
    flex-shrink: 0;
}
.dialogs-header .count {
    background: rgba(139,92,246,0.12);
    color: var(--accent-1);
    font-size: 15px;
    font-weight: 600;
    padding: 2px 16px;
    border-radius: var(--radius-full);
}

.dialogs-search {
    padding: 10px 24px 16px 24px;
    border-bottom: 1px solid var(--border-glass);
    flex-shrink: 0;
    position: relative;
}
.dialogs-search i {
    position: absolute;
    left: 38px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
}
.dialogs-search input {
    width: 100%;
    padding: 8px 18px 8px 48px;
    border-radius: var(--radius-full);
    background: var(--dialog-bg);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    font-size: 16px;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
}
.dialogs-search input:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(139,92,246,0.08);
}
.dialogs-search input::placeholder {
    color: var(--text-muted);
}

.dialogs-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px 12px 12px 12px;
    max-height: calc(100vh - 260px);
    min-height: 300px;
}
.dialogs-list::-webkit-scrollbar {
    width: 5px;
}
.dialogs-list::-webkit-scrollbar-thumb {
    background: var(--accent-1);
    border-radius: 10px;
}

.loader {
    text-align: center;
    padding: 16px;
    color: var(--text-muted);
    font-size: 14px;
}

/* ─── ЭЛЕМЕНТ ДИАЛОГА ─── */
.dialog-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    transition: background 0.2s ease;
    cursor: pointer;
    position: relative;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.dialog-item:last-child {
    border-bottom: none;
}
.dialog-item:hover {
    background: var(--dialog-hover);
}
.dialog-item.active {
    background: var(--dialog-active);
}
.dialog-item .avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: visible;
    flex-shrink: 0;
    position: relative;
    background: var(--bg-secondary);
}
.dialog-item .avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
}
.dialog-item .avatar .online-indicator {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid var(--bg-secondary);
    background: var(--offline-color);
    z-index: 2;
}
.dialog-item .avatar .online-indicator.online {
    background: var(--online-color);
}
.dialog-item .info {
    flex: 1;
    min-width: 0;
}
.dialog-item .info .name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.dialog-item .info .last-message {
    font-size: 14px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
    max-width: 100%;
}
.dialog-item .meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    flex-shrink: 0;
    gap: 4px;
    margin-left: 16px;
    min-width: 65px;
}
.dialog-item .meta .time {
    font-size: 13px;
    color: var(--text-muted);
    white-space: nowrap;
    font-weight: 500;
}
.dialog-item .meta .unread {
    background: var(--unread-bg);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 1px 10px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
}

.dialog-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.dialog-empty i {
    font-size: 48px;
    opacity: 0.3;
    color: var(--accent-1);
}

/* ─── АДАПТИВ ─── */
@media (max-width: 1024px) {
    .page-title {
        font-size: 28px;
    }
    .dialog-item .info .last-message {
        font-size: 13px;
    }
    .dialog-item .meta .time {
        font-size: 12px;
    }
}

@media (max-width: 820px) {
    .dialogs-panel {
        border-radius: var(--radius-sm);
    }
    .dialogs-header {
        padding: 12px 16px;
    }
    .dialogs-header .count {
        font-size: 13px;
        padding: 2px 12px;
    }
    .dialog-item {
        padding: 10px 14px;
        gap: 14px;
    }
    .dialog-item .avatar {
        width: 48px;
        height: 48px;
    }
    .dialog-item .avatar .online-indicator {
        width: 14px;
        height: 14px;
    }
    .dialog-item .info .name {
        font-size: 15px;
    }
    .dialog-item .info .last-message {
        font-size: 13px;
    }
    .dialog-item .meta .time {
        font-size: 12px;
    }
    .dialogs-list {
        max-height: calc(100vh - 240px);
        padding: 4px 8px;
    }
}

@media (max-width: 600px) {
    .page-title {
        font-size: 24px;
        margin-bottom: 18px;
    }
    .dialogs-header {
        padding: 10px 12px;
    }
    .dialogs-header .count {
        font-size: 12px;
        padding: 1px 10px;
    }
    .dialog-item {
        padding: 8px 12px;
        gap: 10px;
    }
    .dialog-item .avatar {
        width: 40px;
        height: 40px;
    }
    .dialog-item .avatar .online-indicator {
        width: 12px;
        height: 12px;
        border-width: 1.5px;
    }
    .dialog-item .info .name {
        font-size: 14px;
        max-width: 120px;
    }
    .dialog-item .info .last-message {
        font-size: 12px;
        max-width: 150px;
    }
    .dialog-item .meta .time {
        font-size: 10px;
        min-width: 45px;
    }
    .dialog-item .meta {
        margin-left: 8px;
        min-width: 45px;
    }
    .dialogs-search {
        padding: 8px 16px 12px 16px;
    }
    .dialogs-search input {
        font-size: 14px;
        padding: 6px 14px 6px 40px;
    }
    .dialogs-search i {
        left: 30px;
        font-size: 14px;
    }
    .dialogs-list {
        max-height: calc(100vh - 220px);
    }
}