/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-accent: #f3f4f6;
    --border-color: #e5e7eb;
    --border-radius: 12px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    --surface: #ffffff;
    --text: #0f172a;
    --ring: 0 0 0 6px rgba(37,99,235,0.08);
    --shadow: 0 10px 30px rgba(2, 6, 23, 0.06);
}

/* Optional: automatic dark mode */
@media (prefers-color-scheme: dark) {
    :root {
        --surface: #0b1220;
        --text: #e5e7eb;
        --bg-accent: #151c2f;
        --border-color: #1f2a44;
        --shadow: 0 10px 30px rgba(0,0,0,0.35);
        --ring: 0 0 0 6px rgba(37,99,235,0.22);
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 3rem;
    color: white;
}

header h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header p {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Main content */
main {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

/* ===== SCANNER V2 – layout e palette isolati ===== */

/* Temi: cambia classe .theme-ocean -> .theme-rose per virare look&feel */
.scanner-v2 {
    --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
    --radius: 14px;
    --radius-pill: 999px;

    /* Palette di base (Ocean – elegante/tech) */
    --bg: #0b1020;             /* background del contenitore */
    --bg-soft: #101733;        /* superfici più chiare */
    --card-grad: linear-gradient(180deg, #121b3a 0%, #0e1430 100%);
    --text: #eaf2ff;
    --text-dim: #a6b0c3;

    --brand-1: #7dd3fc;        /* celeste acceso */
    --brand-2: #60a5fa;        /* azzurro */
    --brand-3: #a78bfa;        /* lilla accent */
    --ring: 0 0 0 6px rgba(96,165,250,0.20);
    --border: rgba(255,255,255,0.08);

    --shadow-elev: 0 20px 50px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.04);
    --blur: saturate(140%) blur(4px);
}

.scanner-v2.theme-rose {
    --card-grad: linear-gradient(180deg, #1b0f1a 0%, #120c18 100%);
    --brand-1: #fb7185;  /* rosa */
    --brand-2: #f472b6;  /* pink */
    --brand-3: #f59e0b;  /* ambra accent */
    --ring: 0 0 0 6px rgba(251,113,133,0.25);
}

@media (prefers-color-scheme: light) {
    .scanner-v2 {
        --bg: #f7f7fb;
        --bg-soft: #ffffff;
        --card-grad: linear-gradient(180deg, #ffffff 0%, #f7f9ff 100%);
        --text: #0f172a;
        --text-dim: #6b7280;
        --border: rgba(15,23,42,0.08);
        --shadow-elev: 0 10px 30px rgba(2,6,23,.06);
        --ring: 0 0 0 6px rgba(96,165,250,.20);
        --blur: none;
    }
}

/* Contenitore principale (card "staccata" dal resto) */
.scanner-v2 {
    font-family: var(--font);
    color: var(--text);
    background: var(--card-grad);
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) + 2px);
    box-shadow: var(--shadow-elev);
    max-width: 860px;
    margin: 28px auto;
    padding: 28px;
    position: relative;
    isolation: isolate;
    overflow: clip;
}
.scanner-v2::before {
    /* bordo luminoso leggero */
    content: "";
    position: absolute; inset: -1px;
    border-radius: inherit;
    pointer-events: none;
    background: conic-gradient(from 140deg at 50% 0%, rgba(96,165,250,.35), rgba(167,139,250,.2), transparent 35%);
    filter: blur(18px);
    opacity: .55;
    z-index: -1;
}

/* Header */
.scanner-v2 .scanner-head {
    display: flex; flex-direction: column; gap: 6px;
    margin-bottom: 18px;
}
.scanner-v2 .scanner-head h2 {
    font-size: 1.3rem; font-weight: 700; letter-spacing: .2px;
}
.scanner-v2 .scanner-sub {
    font-size: .95rem; color: var(--text-dim);
}

/* Form */
.scanner-v2 .scanner-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px;
    align-items: end;
}

@media (max-width: 640px) {
    .scanner-v2 .scanner-form {
        grid-template-columns: 1fr;
    }
}

/* Field */
.scanner-v2 .field { display: grid; gap: 8px; }
.scanner-v2 .field-label {
    font-size: .88rem; color: var(--text-dim);
}
.scanner-v2 .hint { color: var(--text-dim); font-size: .82rem; }

/* Control (input + icona) */
.scanner-v2 .control {
    position: relative;
    background: color-mix(in oklab, var(--bg-soft) 92%, black 0%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
    transition: box-shadow .2s ease, border-color .2s ease, transform .08s ease;
    filter: var(--blur);
}
.scanner-v2 .control:focus-within {
    border-color: color-mix(in oklab, var(--brand-2) 85%, white 10%);
    box-shadow: var(--ring);
    transform: translateY(-1px);
}

.scanner-v2 .icon {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    color: color-mix(in oklab, var(--text-dim) 70%, white 0%);
    display: inline-flex; align-items: center; justify-content: center;
    opacity: .85;
}

.scanner-v2 .input {
    width: 100%;
    padding: 14px 14px 14px 40px;
    font-size: 0.98rem;
    color: var(--text);
    background: transparent;
    border: 0;
    outline: none;
    caret-color: var(--brand-2);
}
.scanner-v2 .input::placeholder { color: color-mix(in oklab, var(--text-dim) 85%, white 0%); }

/* Button primary */
.scanner-v2 .btn-primary {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 13px 18px;
    min-width: 170px;
    font-size: 0.98rem; font-weight: 700;
    color: #0b1020;
    background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
    border: 0; border-radius: var(--radius-pill);
    box-shadow: 0 12px 24px color-mix(in oklab, var(--brand-2) 35%, black 65%);
    cursor: pointer;
    transition: transform .12s ease, box-shadow .2s ease, filter .15s ease;
}
.scanner-v2 .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 34px color-mix(in oklab, var(--brand-2) 45%, black 55%);
}
.scanner-v2 .btn-primary:active { transform: translateY(0); }
.scanner-v2 .btn-primary:focus-visible { outline: none; box-shadow: var(--ring); }
.scanner-v2 .btn-primary[disabled] { opacity:.6; cursor:not-allowed; box-shadow:none; }

/* Spinner */
.scanner-v2 .loading-spinner svg { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Chips (examples) */
.scanner-v2 .examples { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 8px; }
.scanner-v2 .chip {
    appearance: none;
    border: 1px dashed var(--border);
    background: transparent;
    color: var(--text);
    font-size: .9rem;
    padding: 8px 12px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: border-color .15s ease, background .15s ease, transform .08s ease;
}
.scanner-v2 .chip:hover {
    border-color: color-mix(in oklab, var(--brand-1) 65%, white 0%);
    background: color-mix(in oklab, var(--bg-soft) 85%, black 0%);
    transform: translateY(-1px);
}

/* ===== Stop blur + tema Graphite (no viola) ===== */

/* Disattiva qualsiasi effetto sfocato sull'input */
.scanner-v2.no-blur .control {
    filter: none !important;
    background: var(--bg-soft) !important; /* sfondo pieno, leggibile */
    backdrop-filter: none !important;       /* in caso di supporto */
}

/* Tema grafite/ciano: neutro elegante, zero viola */
.scanner-v2.theme-graphite {
    --bg: #0e1116;
    --bg-soft: #131720;
    --card-grad: linear-gradient(180deg, #12151c 0%, #0f131a 100%);
    --text: #e7ecf4;
    --text-dim: #9aa6b2;

    /* Accenti freddi (ciano/azzurro) */
    --brand-1: #22d3ee; /* ciano */
    --brand-2: #38bdf8; /* azzurro */
    --brand-3: #06b6d4; /* turquesa (accent, non viola) */

    --border: rgba(231, 236, 244, 0.08);
    --ring: 0 0 0 6px rgba(56, 189, 248, 0.22);
    --shadow-elev: 0 20px 50px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.04);
}

/* Rimuove eventuale alone colorato del bordo decorativo */
.scanner-v2.theme-graphite::before {
    background: conic-gradient(
        from 140deg at 50% 0%,
        rgba(34,211,238,.25),   /* ciano */
        rgba(56,189,248,.18),   /* azzurro */
        transparent 35%
    ) !important;
}

/* Input ancora più netto e senza trasparenze */
.scanner-v2.theme-graphite .input {
    background: #161b25;              /* pieno */
    border-radius: inherit;
}
.scanner-v2.theme-graphite .control {
    border: 1px solid rgba(231,236,244,0.10);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
}
.scanner-v2.theme-graphite .control:focus-within {
    border-color: color-mix(in oklab, var(--brand-2) 80%, white 10%);
}

/* Bottone: gradiente ciano/azzurro (no purple) */
.scanner-v2.theme-graphite .btn-primary {
    color: #071018;
    background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
    box-shadow: 0 12px 24px rgba(34, 211, 238, 0.25);
}
.scanner-v2.theme-graphite .btn-primary:hover {
    box-shadow: 0 18px 34px rgba(34, 211, 238, 0.35);
}

/* More neutral example chips */
.scanner-v2.theme-graphite .chip:hover {
    border-color: color-mix(in oklab, var(--brand-1) 55%, white 0%);
    background: #151a24;
}

/* Modalità chiara coerente e senza viola */
@media (prefers-color-scheme: light) {
    .scanner-v2.theme-graphite {
        --bg: #f6f8fb;
        --bg-soft: #ffffff;
        --card-grad: linear-gradient(180deg, #ffffff 0%, #f5f8ff 100%);
        --text: #0f172a;
        --text-dim: #64748b;
        --border: rgba(15,23,42,0.08);
        --shadow-elev: 0 12px 30px rgba(2,6,23,.06);
        --ring: 0 0 0 6px rgba(56,189,248,.24);
    }
    .scanner-v2.theme-graphite .input { background: #ffffff; }
    .scanner-v2.theme-graphite .btn-primary { color: #06202a; }
}

/* 🔹 Elimina qualsiasi gradiente viola dal contenitore */
.scanner-v2.theme-graphite {
    --card-grad: linear-gradient(180deg, #0f1318 0%, #0a0c10 100%) !important;
    background: var(--card-grad) !important;
}

/* opzionale: se vuoi ancora più neutro (senza gradiente) */
.scanner-v2.theme-graphite.flat {
    --card-grad: #0f1318 !important;
    background: var(--card-grad) !important;
}

/* Hero 2-layer blu/grigio */
.hero-modern {
    --hero-bg1: #f8fafc;     /* grigio chiaro */
    --hero-bg2: #e2e8f0;     /* grigio un po' più scuro */
    --hero-accent: #1e293b;  /* blu-grigio scuro */
    --hero-light: #3b82f6;   /* blu moderno */
    
    background: 
        radial-gradient(800px 400px at 50% -100px, rgba(59,130,246,0.12), transparent 70%),
        linear-gradient(180deg, var(--hero-bg1), var(--hero-bg2));
    padding: 80px 16px 60px;
}

.hero-modern .hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.hero-modern .hero-title {
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    color: var(--hero-accent);
    margin-bottom: 12px;
}

.hero-modern .hero-sub {
    font-size: 1.1rem;
    color: #475569;
    max-width: 780px;
    margin: 0 auto 32px;
}

/* card bianca "staccata" */
.scanner-wrap {
    background: #fff;
    border-radius: 20px;
    box-shadow:
        0 12px 40px rgba(2,6,23,0.08),
        0 1px 0 rgba(255,255,255,0.8) inset;
    padding: 26px;
    max-width: 980px;
    margin: 0 auto;
}

/* ===== SCANNER V2 – TEMA IVORY (nessuna eredità viola) ===== */
.scanner-v2.theme-ivory {
    --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    --radius: 16px; --radius-pill: 999px;

    --bg: #ffffff;
    --bg-soft: #fbfdff;             /* superfici interne */
    --card-grad: #ffffff;           /* fondo piatto: NO viola */
    --text: #0f172a;
    --text-dim: #64748b;

    --brand-1: #22d3ee;             /* teal */
    --brand-2: #38bdf8;             /* azzurro */
    --border: rgba(15,23,42,0.08);
    --ring: 0 0 0 6px rgba(34,211,238,0.18);
    --shadow-elev: 0 12px 30px rgba(2,6,23,.06);
}
.scanner-v2.theme-ivory.flat { --card-grad: #ffffff !important; }

.scanner-v2.theme-ivory,
.scanner-v2.theme-ivory.flat {
    font-family: var(--font);
    color: var(--text);
    background: var(--card-grad) !important;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-elev);
    margin: 0 auto;
    padding: 22px;
    max-width: 860px;
    isolation: isolate;
}
.scanner-v2.theme-ivory::before { background: none !important; } /* niente alone colorato */

/* header card */
.scanner-v2 .scanner-head { display:flex; flex-direction:column; gap:6px; margin-bottom:14px; }
.scanner-v2 .scanner-head h2 { font-size: 1.15rem; font-weight: 700; }
.scanner-v2 .scanner-sub { font-size: .95rem; color: var(--text-dim); }

/* layout form */
.scanner-v2 .scanner-form {
    display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: end;
}
@media (max-width: 640px) {
    .scanner-v2 .scanner-form { grid-template-columns: 1fr; }
}

/* campo input */
.scanner-v2 .field { display: grid; gap: 8px; }
.scanner-v2 .field-label { font-size: .9rem; color: var(--text-dim); }
.scanner-v2 .hint { color: var(--text-dim); font-size: .82rem; }

.scanner-v2 .control {
    position: relative;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.6);
    transition: box-shadow .2s ease, border-color .2s ease, transform .08s ease;
    filter: none !important; backdrop-filter: none !important; /* NIENTE blur */
}
.scanner-v2 .control:focus-within { border-color: rgba(34,211,238,.45); box-shadow: var(--ring); transform: translateY(-1px); }

.scanner-v2 .icon {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    color: #94a3b8; display: inline-flex;
}

.scanner-v2 .input {
    width: 100%;
    padding: 14px 14px 14px 40px;
    font-size: 0.98rem; color: var(--text);
    background: transparent; border: 0; outline: none; caret-color: var(--brand-2);
}
.scanner-v2 .input::placeholder { color: #94a3b8; }

/* bottone primario */
.scanner-v2 .btn-primary{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding: 13px 18px; min-width: 170px;
    font-size:.98rem; font-weight:700; color:#06202a;
    background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
    border:0; border-radius: var(--radius-pill);
    box-shadow: 0 10px 22px rgba(34,211,238,.28);
    cursor:pointer; transition: transform .12s ease, box-shadow .2s ease, filter .15s ease;
}
.scanner-v2 .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px rgba(56,189,248,.34); }
.scanner-v2 .btn-primary:focus-visible { outline:none; box-shadow: var(--ring); }
.scanner-v2 .btn-primary[disabled]{ opacity:.6; cursor:not-allowed; box-shadow:none; }

/* spinner */
.scanner-v2 .loading-spinner svg { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* example chips */
.scanner-v2 .examples { margin-top: 10px; display:flex; flex-wrap:wrap; gap:8px; }
.scanner-v2 .chip{
    border:1px dashed var(--border); background:#fff; color:#0f172a;
    padding:8px 12px; border-radius:999px; font-size:.9rem; cursor:pointer;
    transition:border-color .15s ease, background .15s ease, transform .08s ease;
}
.scanner-v2 .chip:hover{ border-color: rgba(34,211,238,.5); background:#f5fafb; transform: translateY(-1px); }

/* ===== HERO 2-LAYER: blu scuro sopra grigio, zero viola ===== */
.hero-2l{
    /* base grigio chiaro */
    --g-base-1:#f6f8fb;
    --g-base-2:#e9eef5;
    /* blu scuro moderno (no magenta) */
    --blue-deep:#0a2a66;   /* #092352/#0a2a66 vanno bene */
    --blue-mid: rgba(10,42,102,0.65);

    /* SOLO 2 layer: 1) blu→trasparente dall'alto  2) grigio verticale */
    background:
        linear-gradient(180deg, var(--blue-deep) 0%, var(--blue-mid) 22%, rgba(10,42,102,0) 60%),
        linear-gradient(180deg, var(--g-base-1), var(--g-base-2));
    padding: 84px 16px 64px;
}
.hero-2l .hero-inner{max-width:1100px;margin:0 auto;text-align:center}
.hero-2l .hero-title{color:#0f172a;font-weight:800;font-size:clamp(2rem,3.5vw,3rem);margin:0 0 10px}
.hero-2l .hero-sub{color:#475569;font-size:1.05rem;max-width:820px;margin:0 auto 28px}

/* Card pulita (niente terzo "alone" colorato) */
.scanner-card.clean{
    background:#fff;
    border:1px solid rgba(15,23,42,0.06);
    border-radius:20px;
    box-shadow:0 12px 30px rgba(2,6,23,.08);
    padding:26px;
    max-width:980px;
    margin:0 auto;
}

/* ===== Stop a ogni viola/alone nello scanner ===== */
.scanner-v2::before{ background:none !important; }  /* rimuove bordo luminoso */
.scanner-v2.no-blur .control{ filter:none!important; backdrop-filter:none!important; }
.scanner-v2.theme-ivory{
    --card-grad:#ffffff;       /* fondo piatto */
    --brand-1:#22d3ee;         /* teal */
    --brand-2:#38bdf8;         /* azzurro */
}
.scanner-v2.theme-ivory,
.scanner-v2.theme-ivory.flat{
    background:#fff !important;
    border:1px solid rgba(15,23,42,0.08);
    box-shadow:0 10px 24px rgba(2,6,23,.06);
}

/* Ombra del bottone: blu neutro (no ciano→viola) */
.scanner-v2 .btn-primary{
    background:linear-gradient(135deg, var(--brand-1), var(--brand-2));
    box-shadow:0 10px 22px rgba(10,42,102,.18);
}
.scanner-v2 .btn-primary:hover{ box-shadow:0 16px 30px rgba(10,42,102,.26); }

/* 1) Body e container: elimina qualsiasi viola ereditato */
body, .page, .app, .hero-2l, .hero-ivory, .hero-modern {
    background: none !important;
}

/* 2) Nuovo hero: SFONDO PIATTO (un livello) */
.hero-plain{
    --plain: #f4f6f8;          /* grigio-azzurro moderno */
    background-color: var(--plain) !important; /* nessun gradiente */
    padding: 84px 16px 64px;
    position: relative;
}

/* 3) Rimuovi ogni pseudo-layer decorativo */
.hero-plain::before,
.hero-plain::after,
.scanner-v2::before {
    content: none !important;
    background: none !important;
}

/* 4) Tipografia hero */
.hero-plain .hero-inner{max-width:1100px;margin:0 auto;text-align:center}
.hero-plain .hero-title{color:#0f172a;font-weight:800;font-size:clamp(2rem,3.5vw,3rem);margin:0 0 10px}
.hero-plain .hero-sub{color:#475569;font-size:1.05rem;max-width:820px;margin:0 auto 28px}

/* 5) Card del form: resta bianca e pulita */
.scanner-card.clean{
    background:#fff;
    border:1px solid rgba(15,23,42,0.06);
    border-radius:20px;
    box-shadow:0 12px 30px rgba(2,6,23,.08);
    padding:26px;
    max-width:980px;
    margin:0 auto;
}

/* 6) Bottone: azzurro moderno, ombra neutra (no tonalità viola) */
.scanner-v2 .btn-primary{
    background: linear-gradient(135deg, #22d3ee, #38bdf8);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.15);
}
.scanner-v2 .btn-primary:hover{ box-shadow:0 16px 30px rgba(15,23,42,.22); }

/* Icona dentro input */
.scanner-v2 .icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    display: inline-flex;
}

/* Icona del bottone */
.scanner-v2 .button-icon {
    display: inline-flex;
    align-items: center;
}

/* Spinner animato */
.scanner-v2 .loading-spinner svg {
    animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Griglia cards */
.features{
    display:grid;
    grid-template-columns: repeat(auto-fit, minmax(280px,1fr));
    gap: 22px;
    padding: 60px 16px;
    max-width: 1100px;
    margin: 0 auto;
}

/* Card pulita */
.feature-card{
    background:#fff;
    border:1px solid rgba(15,23,42,.06);
    border-radius:16px;
    padding:20px 18px;
    box-shadow:0 8px 24px rgba(2,6,23,.06);
}

/* Intestazione con icona */
.feature-card .icon-wrap{
    width:40px; height:40px;
    border-radius:12px;
    display:inline-flex; align-items:center; justify-content:center;
    margin-bottom:10px;
    color:#0ea5e9;                /* colore icona (stroke usa currentColor) */
    background:linear-gradient(180deg,#f0f9ff,#e6f6ff);  /* badge soft azzurro */
    border:1px solid rgba(14,165,233,.15);
    box-shadow: 0 2px 8px rgba(14,165,233,.12), inset 0 1px 0 rgba(255,255,255,.8);
}
.feature-card .icon-wrap svg{ width:22px; height:22px; }

.feature-card h3{
    margin:0 0 8px;
    font-weight:800;
    color:#0f172a;
}
.feature-card p{
    margin:0;
    color:#475569;
    line-height:1.6;
    font-size:.98rem;
}

/* Dark mode opzionale */
@media (prefers-color-scheme: dark){
    .feature-card{ background:#0f1420; border-color:#1f2a44; box-shadow:none; }
    .feature-card h3{ color:#e5e7eb; }
    .feature-card p{ color:#a3b0c2; }
    .feature-card .icon-wrap{
        background:linear-gradient(180deg,#0b2430,#0a1e2a);
        border-color:rgba(14,165,233,.25);
        color:#22d3ee;
    }
}

/* Results section */
.results {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    margin-top: 2rem;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.results-actions {
    display: flex;
    gap: 0.5rem;
}

.export-btn, .new-scan-btn, .retry-btn {
    background: var(--bg-accent);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.export-btn:hover, .new-scan-btn:hover, .retry-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Score summary */
.score-summary {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2rem;
    align-items: center;
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.score-circle {
    position: relative;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.score-inner {
    text-align: center;
    z-index: 2;
}

.score-number {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
}

.score-total {
    color: var(--text-secondary);
    font-size: 1rem;
}

.score-grade {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    font-size: 1.2rem;
}

.score-details h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.score-details p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.redirect-info {
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: var(--bg-primary);
    padding: 0.75rem;
    border-radius: 6px;
    border-left: 3px solid var(--warning-color);
}

/* Checks grid */
.checks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.check-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: all 0.2s ease;
}

.check-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.check-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.check-name {
    font-weight: 600;
    font-size: 1rem;
}

.check-status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.check-status.pass {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.check-status.warn {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.check-status.fail {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
}

.check-message {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Recommendations */
.recommendations {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
}

.recommendations h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.recommendations ul {
    list-style: none;
}

.recommendations li {
    background: var(--bg-primary);
    margin-bottom: 0.5rem;
    padding: 1rem;
    border-radius: 6px;
    border-left: 3px solid var(--primary-color);
}

/* Error section */
.error {
    background: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
}

.error-content h3 {
    color: var(--error-color);
    margin-bottom: 1rem;
}

.error-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* Info section */
.info-section {
    background: var(--bg-secondary);
    padding: 2rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.info-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.info-card h2 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.5rem;
}

.info-card h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.info-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* SEO Content */
.seo-content {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    max-width: 800px;
    margin: 0 auto;
}

.seo-content h2 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.seo-content h3 {
    color: var(--text-primary);
    margin: 2rem 0 1rem 0;
    font-size: 1.25rem;
}

.seo-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.seo-content ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.seo-content li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.seo-content li strong {
    color: var(--text-primary);
}

/* Footer */
footer {
    text-align: center;
    margin-top: 2rem;
    color: rgba(255, 255, 255, 0.8);
}

footer a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

footer a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* Grade colors */
.grade-a { background: var(--success-color); }
.grade-b { background: #22c55e; }
.grade-c { background: var(--warning-color); }
.grade-d { background: #f97316; }
.grade-e { background: #ef4444; }
.grade-f { background: var(--error-color); }

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 1rem 0.5rem;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    header p {
        font-size: 1rem;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    #urlInput {
        min-width: auto;
    }
    
    .score-summary {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .results-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .results-actions {
        justify-content: center;
    }
    
    .checks-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0.5rem;
    }
    
    .scanner-section {
        padding: 1rem;
    }
    
    .info-section {
        padding: 1rem;
    }
    
    .score-circle {
        width: 100px;
        height: 100px;
    }
    
    .score-number {
        font-size: 1.5rem;
    }
}

/* ============= Audit V3 (scoped) ============= */
.audit-v3 {
  --bg: #f5f7fa;
  --surface: #ffffff;
  --border: #e6e9ef;
  --text: #0f172a;
  --muted: #627086;
  --pass: #16a34a;
  --pass-bg: #e9f7ee;
  --warn: #eab308;
  --warn-bg: #fff8db;
  --fail: #ef4444;
  --fail-bg: #ffecec;

  --radius: 14px;
  --shadow: 0 8px 28px rgba(15,23,42,.06);
  --shadow-soft: 0 2px 10px rgba(15,23,42,.05);
  color: var(--text);
  margin-top: 2rem;
}

/* Grid of result cards */
.audit-v3 .res-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px,1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.audit-v3 .res-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 14px 16px 12px;
}

.audit-v3 .res-head {
  display:flex; align-items:center; justify-content:space-between;
  gap: 10px; margin-bottom: 6px;
}

.audit-v3 .res-title {
  font-size: 1rem; font-weight: 800; letter-spacing:.1px; margin:0;
}

.audit-v3 .res-desc {
  color: var(--muted);
  margin: 0;
  font-size: .95rem;
  line-height: 1.5;
}

/* Status badges (compact, modern) */
.audit-v3 .badge {
  display:inline-flex; align-items:center; gap:6px;
  font-size:.78rem; font-weight:700;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}
.audit-v3 .badge svg{ width:16px; height:16px; stroke: currentColor; fill: none; }

.audit-v3 .badge.pass { color: var(--pass); background: var(--pass-bg); border-color: rgba(22,163,74,.25); }
.audit-v3 .badge.warn { color: #a16207; background: var(--warn-bg); border-color: rgba(234,179,8,.35); }
.audit-v3 .badge.fail { color: var(--fail); background: var(--fail-bg); border-color: rgba(239,68,68,.25); }

/* Recommendations */
.audit-v3 .recs {
  background: #fbfcfe;
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 16px 16px 8px;
}

.audit-v3 .recs-title {
  display:flex; align-items:center; gap:10px;
  font-size: 1.05rem; font-weight: 800; margin: 0 0 10px;
}
.audit-v3 .recs-title svg{ width:18px; height:18px; stroke: currentColor; fill: none; }

.audit-v3 .rec-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.audit-v3 .rec-item {
  display: grid; grid-template-columns: 14px 1fr; gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
}

.audit-v3 .dot {
  margin-top: 9px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--muted);
}

/* Severity coloring */
.audit-v3 .sev-high .dot { background: var(--fail); }
.audit-v3 .sev-med  .dot { background: #f59e0b; }
.audit-v3 .sev-low  .dot { background: var(--pass); }

.audit-v3 .rec-body { display: grid; gap: 4px; }
.audit-v3 .rec-line { display:flex; align-items:center; gap:8px; justify-content:space-between; }
.audit-v3 .rec-chip {
  font-size: .72rem; font-weight: 800; letter-spacing:.02em;
  padding: 4px 8px; border-radius:999px; background:#eef2f7; color:#334155;
  border: 1px solid #e3e8ef;
}
.audit-v3 .rec-text { margin:0; color: var(--muted); font-size:.95rem; line-height:1.5; }

/* Micro-interactions */
.audit-v3 .res-card:hover,
.audit-v3 .rec-item:hover { box-shadow: var(--shadow); transform: translateY(-1px); transition: box-shadow .15s ease, transform .12s ease; }

/* Dark mode (optional) */
@media (prefers-color-scheme: dark){
  .audit-v3{
    --bg:#0f1420; --surface:#0b1220; --border:#1f2a44;
    --text:#e6ebf3; --muted:#a3b0c2;
    --pass-bg:#0f2218; --warn-bg:#241f0a; --fail-bg:#251013;
    --shadow: none; --shadow-soft: none;
  }
  .audit-v3 .recs{ background:#0c1526; }
  .audit-v3 .rec-chip{ background:#131c2a; color:#cbd5e1; border-color:#253044; }
  .audit-v3 .raw-headers{ background:#0c1526; }
  .audit-v3 .raw-headers-content{ background:#0b1220; border-color:#1f2a44; }
}

/* Raw Headers Section */
.audit-v3 .raw-headers {
  background: #fbfcfe !important;
  border: 1px solid var(--border) !important;
  border-radius: 18px !important;
  box-shadow: var(--shadow) !important;
  padding: 16px !important;
  margin-top: 16px !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  position: relative !important;
  z-index: 1 !important;
  width: 100% !important;
  min-height: 200px !important;
}

/* Force show class for Chrome compatibility */
.raw-headers-force-show {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  position: relative !important;
  z-index: 1000 !important;
}

.raw-headers-content-force-show {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  min-height: 100px !important;
  background: #f8f9fa !important;
  padding: 20px !important;
}

.audit-v3 .raw-headers-title {
  display: flex; 
  align-items: center; 
  gap: 10px;
  font-size: 1.05rem; 
  font-weight: 800; 
  margin: 0 0 12px 0;
  color: var(--text);
}

.audit-v3 .raw-headers-title svg { 
  width: 18px; 
  height: 18px; 
  stroke: currentColor; 
  fill: none; 
}

.raw-headers-container {
  position: relative;
}

.raw-headers-content {
  background: #f8f9fa !important;
  border: 1px solid #e9ecef !important;
  border-radius: 8px !important;
  padding: 20px !important;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace !important;
  font-size: 0.875rem !important;
  line-height: 1.6 !important;
  max-height: 500px !important;
  overflow-y: auto !important;
  white-space: pre !important;
  color: #212529 !important;
  tab-size: 2 !important;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.05) !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  min-height: 100px !important;
}

/* Dark mode for raw headers */
@media (prefers-color-scheme: dark) {
  .raw-headers-content {
    background: #1e1e1e;
    border-color: #444;
    color: #e6e6e6;
    box-shadow: inset 0 1px 3px rgba(255,255,255,0.05);
  }
}

.copy-headers-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: #6c757d;
  color: white;
  border: none;
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  opacity: 0.8;
  z-index: 10;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.copy-headers-btn:hover {
  background: #5a6268;
  opacity: 1;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.copy-headers-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Dark mode copy button */
@media (prefers-color-scheme: dark) {
  .copy-headers-btn {
    background: #495057;
    color: #f8f9fa;
  }
  
  .copy-headers-btn:hover {
    background: #6c757d;
  }
  
  .export-btn, .new-scan-btn, .retry-btn {
    color: #e5e7eb;
  }
}

/* Educational Content Styles */
.learn-more-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  margin-top: 1rem;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.learn-more-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.educational-content {
  margin-top: 1rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.educational-content h5 {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 1rem 0;
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 0.5rem;
}

.educational-content h6 {
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  margin: 1.5rem 0 0.75rem 0;
}

.educational-content p {
  color: var(--text-secondary);
  margin: 0 0 1rem 0;
}

.educational-content ul {
  list-style: none;
  margin: 0 0 1rem 0;
  padding: 0;
}

.educational-content ul li {
  color: var(--text-secondary);
  margin: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.educational-content ul li:before {
  content: "•";
  color: var(--primary-color);
  font-weight: bold;
  position: absolute;
  left: 0.5rem;
}

.code-example {
  background: #f8f9fa;
  border: 1px solid #e9ecef;
  border-radius: 6px;
  padding: 1rem;
  margin: 1rem 0;
  position: relative;
}

.code-example strong {
  color: var(--text-primary);
  font-size: 0.85rem;
  display: block;
  margin-bottom: 0.5rem;
}

.code-example code {
  background: #2d3748;
  color: #e2e8f0;
  padding: 0.75rem;
  border-radius: 4px;
  font-family: 'Fira Code', 'Monaco', 'Consolas', monospace;
  font-size: 0.8rem;
  line-height: 1.5;
  display: block;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Dark mode for educational content */
@media (prefers-color-scheme: dark) {
  .educational-content {
    background: #1a1a1a;
    border-color: #333;
  }
  
  .code-example {
    background: #2a2a2a;
    border-color: #444;
  }
  
  .code-example code {
    background: #1a1a1a;
    color: #f7fafc;
  }
}