:root {
    --hud-top: 30px;
    --hud-right: 20px;
    --header-bg: linear-gradient(
        180deg,
        rgba(13, 37, 69, 0.98) 0%,
        rgba(8, 24, 48, 0.98) 100%
    );
    --body-bg: rgba(242, 238, 228, 0.97);
    --panel-edge: rgba(121, 166, 212, 0.22);
    --panel-shadow: 0 14px 24px rgba(0, 0, 0, 0.34);
    --header-text: rgba(235, 243, 255, 0.98);
    --header-muted: rgba(166, 189, 221, 0.8);
    --body-text: rgba(31, 45, 64, 0.96);
    --body-muted: rgba(86, 102, 122, 0.82);
    --body-faint: rgba(111, 126, 144, 0.76);
    --success: #6de2b3;
    --success-soft: rgba(109, 226, 179, 0.12);
    --danger: #ff7b7b;
    --danger-soft: rgba(255, 123, 123, 0.12);
    --warning: #ffd36b;
    --warning-soft: rgba(255, 211, 107, 0.12);
    --info: #78b9ff;
    --info-soft: rgba(120, 185, 255, 0.12);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    min-height: 100vh;
}

body {
    background: transparent;
    color: var(--body-text);
    font-family: "Bahnschrift", "Segoe UI", Tahoma, sans-serif;
    letter-spacing: 0.01em;
    overflow: hidden;
    pointer-events: none;
    user-select: none;
}

.notifications-hud {
    position: fixed;
    top: var(--hud-top);
    right: var(--hud-right);
    width: 384px;
    max-width: calc(100vw - 24px);
    z-index: 1000;
}

.notification-container {
    display: grid;
    gap: 8px;
}

.notification {
    position: relative;
    overflow: hidden;
    background: transparent;
    border: 1px solid var(--panel-edge);
    border-radius: 12px;
    box-shadow: var(--panel-shadow);
    opacity: 0;
    transform: translateX(28px) scale(0.985);
    transition:
        opacity 0.18s ease,
        transform 0.18s ease,
        border-color 0.18s ease;
}

.notification::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.08),
        transparent 24%
    );
    pointer-events: none;
}

.notification.show {
    opacity: 1;
    transform: translateX(0) scale(1);
}

.notification.hide {
    opacity: 0;
    transform: translateX(32px) scale(0.985);
}

.notification-inner {
    position: relative;
    display: block;
    padding: 0;
}

.notification-body {
    display: flex;
    flex-direction: column;
    gap: 7px;
    min-width: 0;
    padding: 10px 11px 11px;
    background: var(--body-bg);
}

.notification-meta,
.notification-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.notification-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px 11px;
    background: var(--header-bg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.notification-meta {
    color: var(--body-muted);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.notification-badge {
    padding: 3px 6px;
    border-radius: 999px;
    border: 1px solid currentColor;
    background: rgba(34, 51, 74, 0.08);
}

.notification-time {
    color: var(--body-faint);
}

.notification-title {
    color: var(--header-text);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.1;
}

.notification-subtitle {
    color: var(--header-muted);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.notification-message {
    color: var(--body-text);
    font-size: 12px;
    line-height: 1.35;
    word-break: break-word;
}

.notification-footer {
    color: var(--body-faint);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.notification-progress {
    height: 4px;
    background: rgba(34, 51, 74, 0.16);
}

.notification-progress-bar {
    height: 100%;
    width: 100%;
    background: currentColor;
    opacity: 0.95;
    transform: scaleX(1);
    transform-origin: left center;
    transition: transform linear;
}

.notification.is-persistent .notification-progress {
    display: none;
}

.notification.success {
    color: var(--success);
    border-color: rgba(109, 226, 179, 0.24);
}

.notification.success .notification-badge {
    background-color: var(--success-soft);
}

.notification.danger {
    color: var(--danger);
    border-color: rgba(255, 123, 123, 0.24);
}

.notification.danger .notification-badge {
    background-color: var(--danger-soft);
}

.notification.warning {
    color: var(--warning);
    border-color: rgba(255, 211, 107, 0.24);
}

.notification.warning .notification-badge {
    background-color: var(--warning-soft);
}

.notification.info {
    color: var(--info);
    border-color: rgba(120, 185, 255, 0.24);
}

.notification.info .notification-badge {
    background-color: var(--info-soft);
}

@media (max-width: 720px) {
    :root {
        --hud-top: 18px;
        --hud-right: 12px;
    }

    .notifications-hud {
        width: calc(100vw - 16px);
        max-width: calc(100vw - 16px);
    }
}