:root {
    --accent: #2F80ED;
    --accent-soft: #E8F1FD;
    --text: #FFFFFF;
    --text-soft: rgba(255, 255, 255, 0.82);
    --glass-bg: rgba(255, 255, 255, 0.14);
    --glass-border: rgba(255, 255, 255, 0.26);
    --glass-shadow: 0 10px 30px rgba(5, 15, 40, 0.25);
    --focus: #FFD43B;
    --radius: 22px;
    --radius-sm: 14px;
    --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --dark: #0F172A;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.5;
    color: var(--text);
    background: #0B4F9C;
    display: flex;
    flex-direction: column;
}

/* ---------- Sfondo dinamico ---------- */
.bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: linear-gradient(165deg, #0B4F9C 0%, #1F6FC5 55%, #3A8AD6 100%);
    transition: background 0.8s ease;
}
body[data-theme="clear"] .bg { background: linear-gradient(165deg, #0B4F9C 0%, #1F6FC5 55%, #3A8AD6 100%); }
body[data-theme="night"] .bg { background: radial-gradient(circle at 80% 0%, #2B3770 0%, transparent 50%), linear-gradient(165deg, #070B1E 0%, #141C42 60%, #24306A 100%); }
body[data-theme="cloudy"] .bg { background: linear-gradient(165deg, #34485C 0%, #52677D 60%, #65798E 100%); }
body[data-theme="cloudy"].is-night .bg { background: linear-gradient(165deg, #141B27 0%, #232F40 60%, #2E3B4F 100%); }
body[data-theme="fog"] .bg { background: linear-gradient(165deg, #3F4A55 0%, #57626D 60%, #66717C 100%); }
body[data-theme="fog"].is-night .bg { background: linear-gradient(165deg, #1B2129 0%, #2B333D 100%); }
body[data-theme="rain"] .bg { background: linear-gradient(165deg, #172F4B 0%, #27476A 60%, #355878 100%); }
body[data-theme="rain"].is-night .bg { background: linear-gradient(165deg, #0B1524 0%, #15253B 60%, #1E3150 100%); }
body[data-theme="snow"] .bg { background: linear-gradient(165deg, #34506F 0%, #4F6C8E 60%, #627EA0 100%); }
body[data-theme="snow"].is-night .bg { background: linear-gradient(165deg, #18263A 0%, #273A55 100%); }
body[data-theme="storm"] .bg { background: radial-gradient(circle at 20% 10%, #4B3F72 0%, transparent 45%), linear-gradient(165deg, #120F24 0%, #241E3D 60%, #322A4F 100%); }

/* ---------- Utilità ---------- */
.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
}

.sr-only {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    left: 12px;
    top: -60px;
    z-index: 100;
    background: #fff;
    color: var(--dark);
    padding: 10px 16px;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
}
.skip-link:focus { top: 12px; }

:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 2px;
    border-radius: 8px;
}

a { color: #fff; }

.glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    backdrop-filter: blur(18px) saturate(140%);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .glass { background: rgba(10, 20, 40, 0.45); }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    padding: 0 18px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}
.btn:active { transform: scale(0.98); }
.btn svg { width: 20px; height: 20px; flex-shrink: 0; }
.btn[disabled] { opacity: 0.7; cursor: progress; }

.btn-primary {
    background: #fff;
    color: var(--dark);
    border-color: #fff;
}
.btn-primary:hover { background: var(--accent-soft); }

.btn-geo {
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
}
.btn-geo:hover { background: rgba(255, 255, 255, 0.26); }

/* ---------- Header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(5, 12, 30, 0.22);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 60px;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    color: #fff;
    letter-spacing: -0.01em;
}
.brand-logo { width: 34px; height: 34px; }

.unit-toggle {
    display: inline-flex;
    padding: 3px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid var(--glass-border);
}
.unit-toggle button {
    min-width: 46px;
    min-height: 36px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: #fff;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
}
.unit-toggle button[aria-pressed="true"] {
    background: #fff;
    color: var(--dark);
}

/* ---------- Ricerca ---------- */
main {
    flex: 1;
    padding-top: 20px;
    padding-bottom: 32px;
}

.search {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.combo { position: relative; flex: 1; }
.combo-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    width: 20px;
    height: 20px;
    transform: translateY(-50%);
    color: #475569;
    pointer-events: none;
}
.combo-input {
    width: 100%;
    min-height: 52px;
    padding: 0 16px 0 46px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    background: rgba(255, 255, 255, 0.95);
    color: var(--dark);
    font: inherit;
    font-size: 1rem;
    box-shadow: var(--glass-shadow);
}
.combo-input::placeholder { color: #64748B; }
.combo-input:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

.suggestions {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: 40;
    margin: 0;
    padding: 6px;
    list-style: none;
    background: #fff;
    color: var(--dark);
    border-radius: var(--radius-sm);
    box-shadow: 0 16px 40px rgba(5, 15, 40, 0.35);
    max-height: 320px;
    overflow-y: auto;
}
.sugg {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    cursor: pointer;
}
.sugg svg { width: 18px; height: 18px; color: var(--accent); flex-shrink: 0; }
.sugg:hover,
.sugg.is-active {
    background: var(--accent-soft);
}
.sugg.is-active { box-shadow: inset 0 0 0 2px var(--accent); }
.sugg-text { display: flex; flex-direction: column; min-width: 0; }
.sugg-name { font-weight: 600; }
.sugg-meta { font-size: 0.85rem; color: #475569; }

.search-msg {
    margin: 10px 0 0;
    padding: 10px 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid var(--glass-border);
    font-size: 0.95rem;
}
.search-msg.is-error {
    background: rgba(127, 29, 29, 0.55);
    border-color: rgba(252, 165, 165, 0.5);
}

/* ---------- Preferiti ---------- */
.favorites { margin-top: 16px; }
.favorites-title {
    margin: 0 0 8px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-soft);
}
.fav-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.fav-empty {
    font-size: 0.9rem;
    color: var(--text-soft);
}
.fav-item {
    display: inline-flex;
    align-items: stretch;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid var(--glass-border);
    overflow: hidden;
}
.fav-item.is-current { background: rgba(255, 255, 255, 0.3); }
.fav-open,
.fav-remove {
    border: 0;
    background: transparent;
    color: #fff;
    font: inherit;
    cursor: pointer;
    min-height: 40px;
}
.fav-open {
    padding: 0 4px 0 14px;
    font-weight: 600;
    font-size: 0.92rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.fav-sub { font-weight: 400; color: var(--text-soft); font-size: 0.8rem; }
.fav-remove {
    width: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.fav-remove svg { width: 14px; height: 14px; }
.fav-open:hover,
.fav-remove:hover { background: rgba(255, 255, 255, 0.14); }
.fav-open:focus-visible,
.fav-remove:focus-visible { outline-offset: -3px; }

/* ---------- Layout meteo ---------- */
.weather-grid {
    display: grid;
    gap: 16px;
    margin-top: 20px;
}

.card {
    border-radius: var(--radius);
    padding: 20px;
}
.card-title {
    margin: 0 0 14px;
    font-size: 1.05rem;
    font-weight: 600;
}

/* ---------- Adesso ---------- */
.now-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}
.eyebrow {
    margin: 0;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-soft);
}
.place-name {
    margin: 2px 0 0;
    font-size: 1.7rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.02em;
    word-break: break-word;
}
.place-meta,
.place-time {
    margin: 2px 0 0;
    color: var(--text-soft);
    font-size: 0.92rem;
}

.fav-toggle {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.15s;
}
.fav-toggle:hover { background: rgba(255, 255, 255, 0.24); }
.fav-toggle svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linejoin: round;
}
.fav-toggle[aria-pressed="true"] svg {
    fill: #FFD43B;
    stroke: #FFD43B;
}

.now-main {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 18px 0 20px;
}
.now-icon .wx-icon { width: 110px; height: 110px; }
.now-temp {
    margin: 0;
    font-size: clamp(4rem, 19vw, 6rem);
    font-weight: 300;
    line-height: 1;
    letter-spacing: -0.04em;
}
.now-desc {
    margin: 6px 0 0;
    font-size: 1.1rem;
    font-weight: 600;
}
.now-feels {
    margin: 2px 0 0;
    color: var(--text-soft);
}

.now-details {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin: 0;
}
.detail {
    padding: 12px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.14);
}
.detail dt {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-soft);
}
.detail dt svg { width: 16px; height: 16px; }
.detail dd {
    margin: 4px 0 0;
    font-size: 1.05rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}
.wind-arrow {
    width: 16px;
    height: 16px;
    display: inline-block;
    transition: transform 0.4s ease;
}

/* ---------- 24 ore ---------- */
.hourly-scroll {
    overflow-x: auto;
    margin: 0 -8px;
    padding: 4px 8px 10px;
    scroll-snap-type: x proximity;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.4) transparent;
}
.hourly-list {
    display: flex;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
    width: max-content;
}
.hour {
    flex: 0 0 auto;
    width: 74px;
    padding: 12px 6px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    scroll-snap-align: start;
}
.hour.is-now {
    background: rgba(255, 255, 255, 0.26);
    border-color: rgba(255, 255, 255, 0.4);
}
.hour-time { font-size: 0.85rem; font-weight: 600; }
.hour-day {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-soft);
    min-height: 1em;
}
.hour .wx-icon { width: 42px; height: 42px; }
.hour-temp { font-size: 1.1rem; font-weight: 600; }
.hour-rain {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    font-size: 0.78rem;
    color: #BFE3FF;
}
.hour-rain.is-low { color: var(--text-soft); }

.mini { width: 13px; height: 13px; flex-shrink: 0; }

/* ---------- 7 giorni ---------- */
.daily-list {
    margin: 0;
    padding: 0;
    list-style: none;
}
.day {
    display: grid;
    grid-template-columns: 5.6rem 2.75rem minmax(0, 1fr);
    grid-template-areas:
        "name icon temps"
        "meta meta meta";
    align-items: center;
    gap: 6px 10px;
    padding: 12px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.day:first-child { border-top: 0; padding-top: 2px; }
.day-name { grid-area: name; line-height: 1.2; }
.day-name strong { display: block; font-weight: 600; }
.day-name span { font-size: 0.8rem; color: var(--text-soft); }
.day-icon { grid-area: icon; }
.day-icon .wx-icon { width: 44px; height: 44px; display: block; }
.day-temps {
    grid-area: temps;
    display: flex;
    align-items: center;
    gap: 8px;
}
.t-min { color: var(--text-soft); min-width: 2.4em; text-align: right; }
.t-max { font-weight: 600; min-width: 2.4em; }
.range {
    position: relative;
    flex: 1;
    height: 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.2);
}
.range-fill {
    position: absolute;
    top: 0;
    bottom: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, #7CC4FF, #FFD43B, #FF8A3D);
    min-width: 6px;
}
.day-meta {
    grid-area: meta;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 14px;
    font-size: 0.82rem;
    color: var(--text-soft);
}
.day-meta span { display: inline-flex; align-items: center; gap: 4px; }
.day-desc { color: #fff; font-weight: 500; }

/* ---------- Skeleton ---------- */
.sk {
    display: block;
    border-radius: 10px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1) 25%, rgba(255, 255, 255, 0.26) 37%, rgba(255, 255, 255, 0.1) 63%);
    background-size: 400% 100%;
    animation: shimmer 1.4s ease infinite;
}
.sk-circle { width: 100px; height: 100px; border-radius: 50%; flex-shrink: 0; }
.sk-line { height: 14px; margin: 8px 0; }
.sk-big { height: 64px; width: 140px; }
.sk-detail { height: 64px; border-radius: var(--radius-sm); }
.sk-hour { width: 74px; height: 138px; border-radius: var(--radius-sm); flex: 0 0 auto; }
.sk-day { height: 54px; margin: 10px 0; border-radius: var(--radius-sm); }

@keyframes shimmer {
    0% { background-position: 100% 50%; }
    100% { background-position: 0 50%; }
}

/* ---------- Errore ---------- */
.error-card {
    margin-top: 20px;
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
}
.error-card svg { width: 80px; height: 80px; }
.error-card p { margin: 8px auto 18px; max-width: 42ch; font-size: 1.02rem; }

.noscript { margin-top: 20px; }

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(5, 12, 30, 0.22);
    font-size: 0.9rem;
}
.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding-top: 18px;
    padding-bottom: 22px;
    text-align: center;
}
.footer-inner p { margin: 0; }
.attribution a { font-weight: 600; }
.legal { display: flex; gap: 16px; }
.legal a { color: var(--text-soft); }
.legal a:hover { color: #fff; }
.copy { color: var(--text-soft); font-size: 0.82rem; }

/* ---------- Breakpoint ---------- */
@media (min-width: 560px) {
    .search { flex-direction: row; align-items: flex-start; }
    .btn-geo { min-height: 52px; }
    .now-details { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .day {
        grid-template-columns: 7rem 2.75rem minmax(0, 1fr) minmax(0, 1.3fr);
        grid-template-areas: "name icon meta temps";
    }
    .day-meta { flex-direction: column; gap: 2px; }
}

@media (min-width: 960px) {
    main { padding-top: 28px; }
    .weather-grid {
        grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
        grid-template-areas:
            "now daily"
            "hourly daily";
        align-items: start;
    }
    .now { grid-area: now; }
    .hourly { grid-area: hourly; }
    .daily { grid-area: daily; }
    .card { padding: 24px; }
    .place-name { font-size: 2rem; }
    .day {
        grid-template-columns: 6.4rem 2.75rem minmax(0, 1fr);
        grid-template-areas:
            "name icon temps"
            "meta meta meta";
    }
    .day-meta { flex-direction: row; gap: 6px 14px; }
}

@media (min-width: 1080px) {
    .day {
        grid-template-columns: 6.6rem 2.75rem minmax(0, 0.9fr) minmax(0, 1.2fr);
        grid-template-areas: "name icon meta temps";
    }
    .day-meta { flex-direction: column; gap: 2px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}