:root {
    --forecast-max-width: 1180px;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--dashboard-text);
}

.forecast-shell {
    width: min(var(--forecast-max-width), calc(100% - 48px));
    margin: 0 auto;
    padding: 56px 0 72px;
}

.forecast-header {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-bottom: 28px;
    margin-bottom: 28px;
    border-bottom: 1px solid var(--dashboard-border);
}

.forecast-header h1 {
    font-size: clamp(2.4rem, 5vw, 4rem);
    letter-spacing: -0.07em;
}

.forecast-lead {
    margin: 0;
    max-width: 780px;
    font-size: 1.08rem;
    color: var(--dashboard-text-secondary);
}

.intro-section {
    display: grid;
    gap: 18px;
    max-width: 920px;
    margin-bottom: 30px;
}

.intro-section h2,
.plot-container h2 {
    font-size: clamp(1.55rem, 3vw, 2.2rem);
    letter-spacing: -0.05em;
    margin: 0 0 12px;
}

.intro-section p,
.plot-container p,
.info-box p,
.error-box p {
    font-size: 1rem;
    line-height: 1.72;
}

.info-box,
.plot-container,
.error-box {
    margin: 0 0 22px;
}

.info-box {
    display: grid;
    gap: 10px;
}

.info-box p {
    margin: 0;
}

.info-box strong {
    color: var(--dashboard-text);
    font-weight: 600;
}

#forecast-loading {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

#forecast-ready {
    display: grid;
    gap: 24px;
}

.plot-container {
    padding: 24px;
}

.plot-container p {
    max-width: 780px;
    margin: 0 0 18px;
    color: var(--dashboard-text-secondary);
}

#forecast-plot {
    width: 100%;
    border-radius: 10px;
    border: 1px solid var(--dashboard-border);
    background: rgba(8, 12, 18, 0.52);
}

#forecast-download {
    margin-top: 20px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 8px;
    border: 1px solid rgba(67, 135, 227, 0.38);
    background: var(--dashboard-accent);
    color: #f8fbff;
    font-weight: 600;
    transition: background-color 160ms ease, border-color 160ms ease;
}

.button:hover {
    background: var(--dashboard-accent-strong);
}

.error-box {
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(214, 104, 116, 0.32);
    background: rgba(214, 104, 116, 0.12);
    color: var(--dashboard-text);
}

.error-box strong {
    color: var(--dashboard-danger);
}

footer {
    width: min(var(--forecast-max-width), calc(100% - 48px));
    margin: 0 auto 36px;
    padding-top: 24px;
}

footer a {
    color: var(--dashboard-accent);
}

.reveal-up {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.hidden {
    display: none !important;
}

@media (max-width: 720px) {
    .forecast-shell,
    footer {
        width: calc(100% - 24px);
    }

    .forecast-shell {
        padding-top: 34px;
    }

    .plot-container {
        padding: 16px;
    }
}