html, body {
    font-family: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--mud-palette-background, #F8F9FB);
    color: var(--mud-palette-text-primary, #121212);
}

body {
    min-height: 100vh;
}

#app {
    min-height: 100vh;
}

.app-bottom-nav {
    padding-bottom: max(8px, env(safe-area-inset-bottom));
    padding-top: 8px;
}

.app-shell-container {
    width: min(1120px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 24px 0 112px;
}

.app-page-section {
    display: grid;
    gap: 16px;
}

.app-page-section__header {
    display: flex;
    gap: 16px;
    justify-content: space-between;
    align-items: end;
}

.app-page-section__copy {
    display: grid;
    gap: 4px;
}

.app-page-section__eyebrow {
    letter-spacing: 0.12em;
    color: var(--mud-palette-primary);
}

.app-page-section__actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.app-surface {
    padding: 24px;
    border-radius: var(--mud-default-borderradius, 12px);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.96)),
        var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    box-shadow: 0 20px 50px rgba(16, 24, 40, 0.08);
}

.app-empty-state {
    min-height: 240px;
    display: grid;
    place-items: center;
    gap: 10px;
    text-align: center;
    padding: 24px;
    border: 1px dashed var(--mud-palette-lines-default);
    border-radius: var(--mud-default-borderradius, 12px);
    background: color-mix(in srgb, var(--mud-palette-surface) 72%, transparent);
}

.app-empty-state__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.app-auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background:
        radial-gradient(circle at top left, rgba(75, 9, 131, 0.18), transparent 35%),
        radial-gradient(circle at bottom right, rgba(42, 29, 168, 0.18), transparent 30%),
        var(--mud-palette-background, #F8F9FB);
}

.app-auth-card {
    width: min(460px, 100%);
}

@media (max-width: 768px) {
    .app-shell-container {
        width: min(100vw - 24px, 1120px);
        padding-top: 16px;
    }

    .app-surface {
        padding: 18px;
    }

    .app-page-section__header {
        align-items: start;
        flex-direction: column;
    }
}

.mud-skeleton.skeleton-liquid {
    position: relative;
    overflow: hidden;
    border-radius: inherit;
}

.mud-skeleton.mud-skeleton-circle.skeleton-liquid {
    border-radius: 50%;
}

.mud-skeleton.skeleton-liquid::before {
    content: "";
    position: absolute;
    inset: -35%;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(46% 46% at 18% 28%, var(--mud-palette-primary) 0%, var(--mud-palette-primary) 36%, transparent 58%),
        radial-gradient(48% 48% at 62% 22%, var(--mud-palette-primary) 0%, var(--mud-palette-primary) 35%, transparent 57%),
        radial-gradient(44% 44% at 78% 30%, var(--mud-palette-secondary) 0%, var(--mud-palette-secondary) 34%, transparent 56%),
        radial-gradient(50% 50% at 85% 70%, var(--mud-palette-secondary) 0%, var(--mud-palette-secondary) 36%, transparent 58%),
        radial-gradient(52% 52% at 30% 75%, var(--mud-palette-surface) 0%, var(--mud-palette-surface) 35%, transparent 57%),
        radial-gradient(45% 45% at 55% 85%, var(--mud-palette-surface) 0%, var(--mud-palette-surface) 34%, transparent 56%),
        radial-gradient(47% 47% at 22% 55%, var(--mud-palette-primary-text) 0%, var(--mud-palette-primary-text) 33%, transparent 55%),
        radial-gradient(49% 49% at 70% 50%, var(--mud-palette-primary-text) 0%, var(--mud-palette-primary-text) 34%, transparent 56%);
    background-size: 135% 135%, 140% 140%, 138% 138%, 145% 145%, 142% 142%, 137% 137%, 140% 140%, 143% 143%;
    background-position: 10% 20%, 60% 10%, 85% 25%, 95% 70%, 25% 85%, 55% 90%, 15% 55%, 70% 50%;
    filter: saturate(190%) contrast(155%) brightness(112%) blur(6px);
    opacity: 0.9;
    animation:
        liquidMove 8s ease-in-out infinite,
        liquidDrift 11s ease-in-out infinite;
}

@keyframes liquidMove {
    0%   { background-position: 10% 20%, 60% 10%, 85% 25%, 95% 70%, 25% 85%, 55% 90%, 15% 55%, 70% 50%; }
    25%  { background-position: 80% 35%, 15% 55%, 20% 80%, 70% 40%, 40% 20%, 85% 60%, 55% 75%, 25% 30%; }
    50%  { background-position: 20% 70%, 90% 30%, 60% 85%, 15% 55%, 75% 25%, 35% 80%, 85% 45%, 30% 65%; }
    75%  { background-position: 85% 60%, 25% 35%, 15% 75%, 80% 25%, 55% 15%, 95% 65%, 40% 85%, 10% 45%; }
    100% { background-position: 10% 20%, 60% 10%, 85% 25%, 95% 70%, 25% 85%, 55% 90%, 15% 55%, 70% 50%; }
}

@keyframes liquidDrift {
    0% {
        background-size: 135% 135%, 140% 140%, 138% 138%, 145% 145%, 142% 142%, 137% 137%, 140% 140%, 143% 143%;
        transform: translate(-2.5%, -1.5%) scale(1.02) rotate(-1.2deg);
    }
    50% {
        background-size: 142% 142%, 145% 145%, 140% 140%, 148% 148%, 145% 145%, 140% 140%, 144% 144%, 147% 147%;
        transform: translate(2.8%, 2.2%) scale(1.04) rotate(1.6deg);
    }
    100% {
        background-size: 135% 135%, 140% 140%, 138% 138%, 145% 145%, 142% 142%, 137% 137%, 140% 140%, 143% 143%;
        transform: translate(-2.5%, -1.5%) scale(1.02) rotate(-1.2deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .mud-skeleton.skeleton-liquid::before {
        animation: none;
    }
}

@media (max-width: 600px) {
    .mud-skeleton.skeleton-liquid::before {
        filter: saturate(190%) contrast(155%) brightness(112%) blur(5px);
    }
}