/* ============================================================
   Mood — 404 «Сбилось настроение»
   SPA: #pageNotFound внутри shell
   Standalone: body.mood-nf-standalone (404.html)
   ============================================================ */

/* — SPA страница — */
#pageNotFound.mood-nf {
    display: block;
    min-height: min(58vh, 520px);
    padding: var(--space-5) 0 var(--space-7);
}

.mood-nf__wrap {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(200px, 240px);
    gap: var(--space-5);
    align-items: start;
    max-width: min(100%, 880px);
    margin-inline: auto;
}

.mood-nf__card {
    position: relative;
    padding: clamp(22px, 3.5vw, 32px) clamp(20px, 3vw, 28px);
    border-radius: var(--radius-xl);
    border: 1px dashed rgba(68, 235, 213, 0.28);
    background:
        radial-gradient(ellipse 92% 85% at 0% 100%, rgba(68, 235, 213, 0.14) 0%, transparent 56%),
        radial-gradient(ellipse 78% 68% at 100% 0%, rgba(243, 83, 107, 0.1) 0%, transparent 52%),
        linear-gradient(155deg, var(--surface-2) 0%, var(--surface) 100%);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
    overflow: hidden;
}

.mood-nf__glow {
    position: absolute;
    width: 200px;
    height: 200px;
    left: -64px;
    bottom: -80px;
    border-radius: 50%;
    border: 2px solid rgba(68, 235, 213, 0.18);
    box-shadow: 0 0 0 22px rgba(68, 235, 213, 0.05);
    pointer-events: none;
}

.mood-nf__visual {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
}

.mood-nf__face {
    display: block;
    width: 80px;
    height: 80px;
    filter: drop-shadow(0 8px 20px rgba(68, 235, 213, 0.18));
    animation: mood-nf-face-float 2.8s ease-in-out infinite;
}

.mood-nf__face svg {
    width: 100%;
    height: 100%;
    display: block;
}

@keyframes mood-nf-face-float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-5px) rotate(-2deg); }
}

.mood-nf__code-badge {
    position: absolute;
    top: -4px;
    right: -18px;
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    background: var(--surface-3);
    border: 1px solid var(--border-strong);
}

.mood-nf__eyebrow {
    margin: 0 0 6px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}

.mood-nf__title {
    margin: 0 0 10px;
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2.8vw, 1.55rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.2;
    color: var(--text);
}

.mood-nf__text {
    margin: 0 0 var(--space-5);
    max-width: 52ch;
    font-size: 0.94rem;
    line-height: 1.55;
    color: var(--text-muted);
}

.mood-nf__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.mood-nf__actions .btn {
    min-height: 44px;
}

.mood-nf__hint {
    margin: var(--space-4) 0 0;
    font-size: 0.76rem;
    line-height: 1.4;
    color: var(--text-dim);
    word-break: break-all;
}

.mood-nf__aside {
    padding: var(--space-4) var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--surface);
}

.mood-nf__tip-label {
    margin: 0 0 var(--space-3);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.mood-nf__tips {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mood-nf__tips a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    background: var(--surface-2);
    border: 1px solid transparent;
    transition: border-color var(--transition), background var(--transition), color var(--transition);
}

.mood-nf__tips a::before {
    content: '→';
    color: var(--accent);
    font-weight: 700;
}

.mood-nf__tips a:hover {
    border-color: var(--accent-glow);
    background: var(--accent-dim);
    color: var(--accent);
}

/* — Standalone 404.html — */
.mood-nf-standalone {
    margin: 0;
    min-height: 100vh;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: #f4f6fa;
    background:
        radial-gradient(55% 50% at 8% 0%, rgba(45, 212, 191, 0.14) 0%, transparent 58%),
        radial-gradient(50% 45% at 95% 4%, rgba(251, 113, 133, 0.1) 0%, transparent 55%),
        linear-gradient(165deg, #0e1219 0%, #0b0e14 55%, #070a0f 100%);
}

.mood-nf-standalone__header {
    padding: 20px 24px;
    max-width: 1100px;
    margin-inline: auto;
}

.mood-nf-standalone__brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.mood-nf-standalone__brand img {
    height: 36px;
    width: auto;
    max-width: 180px;
    display: block;
    object-fit: contain;
}

.mood-nf-standalone__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
    gap: clamp(24px, 4vw, 48px);
    align-items: center;
    max-width: 1100px;
    margin-inline: auto;
    padding: clamp(16px, 4vw, 40px) 24px 48px;
    min-height: calc(100vh - 80px);
}

.mood-nf-standalone__deco {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    padding: 32px;
    border-radius: 24px;
    border: 1px dashed rgba(68, 235, 213, 0.22);
    background:
        radial-gradient(ellipse 80% 70% at 30% 20%, rgba(68, 235, 213, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse 70% 60% at 80% 80%, rgba(243, 83, 107, 0.1) 0%, transparent 55%),
        rgba(19, 24, 33, 0.5);
    overflow: hidden;
}

.mood-nf-standalone__deco-face {
    width: clamp(120px, 22vw, 168px);
    height: clamp(120px, 22vw, 168px);
    filter: drop-shadow(0 12px 32px rgba(68, 235, 213, 0.22));
    animation: mood-nf-face-float 2.8s ease-in-out infinite;
}

.mood-nf-standalone__deco-face svg {
    width: 100%;
    height: 100%;
    display: block;
}

.mood-nf-standalone__orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    opacity: 0.5;
}

.mood-nf-standalone__orb--1 {
    width: 120px;
    height: 120px;
    top: 12%;
    left: 8%;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.25) 0%, transparent 70%);
}

.mood-nf-standalone__orb--2 {
    width: 90px;
    height: 90px;
    bottom: 16%;
    right: 10%;
    background: radial-gradient(circle, rgba(251, 113, 133, 0.22) 0%, transparent 70%);
}

.mood-nf-standalone .mood-nf__wrap {
    grid-template-columns: minmax(0, 1fr);
    max-width: none;
}

.mood-nf-standalone .mood-nf__card {
    border-style: solid;
    border-color: rgba(255, 255, 255, 0.1);
    background: rgba(19, 24, 33, 0.92);
}

.mood-nf-standalone .mood-nf__aside {
    background: rgba(19, 24, 33, 0.65);
}

.mood-nf-standalone .mood-nf__actions .btn-primary {
    background: linear-gradient(135deg, #2dd4bf 0%, #fb7185 100%);
    color: #0b0e14;
    border: none;
}

.mood-nf-standalone .mood-nf__actions .btn-ghost {
    background: transparent;
    color: #f4f6fa;
    border: 1px solid rgba(255, 255, 255, 0.14);
}

.mood-nf-standalone .mood-nf__actions .btn-ghost:hover {
    border-color: rgba(45, 212, 191, 0.45);
    color: #2dd4bf;
}

/* — Light theme — */
html[data-theme="light"] .mood-nf__card {
    border-color: rgba(45, 212, 191, 0.35);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .mood-nf__face {
    filter: drop-shadow(0 6px 16px rgba(68, 235, 213, 0.22));
}

html[data-theme="light"] .mood-nf__aside {
    background: var(--surface-elevated);
}

html[data-theme="light"] .mood-nf__tips a {
    background: var(--surface-2);
}

html[data-theme="light"] .mood-nf-standalone {
    color: #0f172a;
    background:
        radial-gradient(55% 50% at 8% 0%, rgba(255, 163, 37, 0.12) 0%, transparent 58%),
        radial-gradient(50% 45% at 95% 4%, rgba(243, 83, 107, 0.08) 0%, transparent 55%),
        linear-gradient(165deg, #f8fafc 0%, #eef2f7 55%, #e8edf4 100%);
}

html[data-theme="light"] .mood-nf-standalone__deco {
    border-color: rgba(45, 212, 191, 0.28);
    background:
        radial-gradient(ellipse 80% 70% at 30% 20%, rgba(255, 163, 37, 0.1) 0%, transparent 60%),
        radial-gradient(ellipse 70% 60% at 80% 80%, rgba(243, 83, 107, 0.08) 0%, transparent 55%),
        rgba(255, 255, 255, 0.85);
}

html[data-theme="light"] .mood-nf-standalone .mood-nf__card {
    background: rgba(255, 255, 255, 0.95);
    border-color: var(--border);
}

html[data-theme="light"] .mood-nf-standalone .mood-nf__aside {
    background: rgba(255, 255, 255, 0.9);
}

html[data-theme="light"] .mood-nf-standalone .mood-nf__actions .btn-ghost {
    color: #0f172a;
    border-color: var(--border-strong);
}

/* — Responsive — */
@media (max-width: 768px) {
    .mood-nf__wrap {
        grid-template-columns: minmax(0, 1fr);
    }

    .mood-nf-standalone__grid {
        grid-template-columns: minmax(0, 1fr);
        min-height: auto;
    }

    .mood-nf-standalone__deco {
        min-height: 200px;
        order: -1;
    }

    .mood-nf__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .mood-nf__actions .btn {
        width: 100%;
        justify-content: center;
    }
}