/* =========================================================================
   Tavvi — Landing page (foglio di stile custom, indipendente da Phoenix)
   Design system: palette "espresso + terracotta", serif/sans, card calde.
   Pensato per crescere verso un mini-sito: sezioni e componenti riutilizzabili.
   ========================================================================= */

:root {
    /* Colori */
    --espresso: #2A211C;
    --espresso-2: #3A2E27;
    --terracotta: #D96941;
    --terracotta-dark: #C25A34; /* hover */
    --amber: #E8A03D;
    --green: #3F7D5C;
    --red: #C7503F;
    --white: #FFFFFF;
    --tint: #F7F1EA;
    --hairline: #EADFD3;
    --ink: #2A211C;
    --muted: #6B5D52;
    --cream: #D8CCC0;      /* testo su scuro */
    --cream-dim: #C9BDB1;  /* didascalie su scuro */

    /* Tipografia */
    --font-serif: "Fraunces", Georgia, "Cambria", serif;
    --font-sans: "Inter", Arial, system-ui, sans-serif;

    /* Raggi */
    --radius-card: 14px;
    --radius-btn: 12px;
    --radius-pill: 999px;

    /* Ombre */
    --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-strong: 0 8px 24px rgba(0, 0, 0, 0.14);

    /* Layout */
    --container: 1160px;
    --gap: 40px;
    --gap-sm: 24px;
}

/* ---------- Reset leggero ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.5;
    color: var(--ink);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--terracotta); text-decoration: none; }
a:hover { color: var(--terracotta-dark); }
h1, h2, h3, h4, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

/* ---------- Layout di base ---------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding-inline: 24px;
}
.section { padding-block: 80px; position: relative; }
.section--dark {
    background: var(--espresso);
    color: var(--cream);
    overflow: hidden;
}
.section--dark-2 { background: var(--espresso-2); }

/* Cerchi decorativi morbidi per le sezioni scure */
.section--dark .blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(2px);
    opacity: 0.85;
    pointer-events: none;
    z-index: 0;
}
.section--dark .container { position: relative; z-index: 1; }
.blob--terracotta { background: radial-gradient(circle at 30% 30%, rgba(217,105,65,0.55), rgba(217,105,65,0) 70%); }
.blob--amber { background: radial-gradient(circle at 30% 30%, rgba(232,160,61,0.45), rgba(232,160,61,0) 70%); }
.blob--tl { width: 360px; height: 360px; top: -140px; left: -120px; }
.blob--br { width: 420px; height: 420px; bottom: -180px; right: -140px; }

/* ---------- Tipografia ---------- */
.eyebrow {
    font: 700 15px/1 var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--terracotta);
    margin-bottom: 14px;
    display: block;
}
.h1 {
    font: 700 clamp(34px, 6vw, 58px)/1.05 var(--font-serif);
    letter-spacing: -0.01em;
}
.h2 {
    font: 700 clamp(26px, 4vw, 40px)/1.08 var(--font-serif);
    color: var(--ink);
    letter-spacing: -0.01em;
}
.section--dark .h2 { color: var(--white); }
.lead {
    font-size: clamp(16px, 2vw, 18px);
    color: var(--muted);
    line-height: 1.5;
}
.section--dark .lead { color: var(--cream); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head--center { margin-inline: auto; text-align: center; }
.text-terracotta { color: var(--terracotta); }
.text-amber { color: var(--amber); }

/* ---------- Bottoni ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font: 700 16px/1 var(--font-sans);
    padding: 15px 28px;
    border-radius: var(--radius-pill);
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: background-color .15s ease, color .15s ease, border-color .15s ease, transform .05s ease;
    white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--terracotta); color: #fff; }
.btn-primary:hover { background: var(--terracotta-dark); color: #fff; }
.btn-ghost-light { background: transparent; color: var(--cream); border-color: rgba(255,255,255,0.25); }
.btn-ghost-light:hover { background: rgba(255,255,255,0.08); color: #fff; }
.btn-ghost-dark { background: transparent; color: var(--ink); border-color: var(--hairline); }
.btn-ghost-dark:hover { background: var(--tint); color: var(--ink); }
.btn-lg { padding: 17px 34px; font-size: 17px; }
.btn svg { width: 18px; height: 18px; }

/* ---------- Icon badge ---------- */
.icon-badge {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    color: #fff;
}
.icon-badge svg { width: 22px; height: 22px; }
.icon-badge--terracotta { background: var(--terracotta); }
.icon-badge--amber { background: var(--amber); }
.icon-badge--lg { width: 56px; height: 56px; }
.icon-badge--lg svg { width: 26px; height: 26px; }

/* ---------- Card ---------- */
.card {
    background: var(--tint);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    padding: 28px;
}
.card--dark {
    background: var(--espresso-2);
    border-color: rgba(255,255,255,0.08);
    box-shadow: none;
    color: var(--cream);
}
.card__title {
    font: 700 20px/1.25 var(--font-sans);
    color: var(--ink);
    margin: 18px 0 8px;
}
.card--dark .card__title { color: var(--white); }
.card__text { color: var(--muted); font-size: 15px; line-height: 1.5; }
.card--dark .card__text { color: var(--cream-dim); }

/* Griglie */
.grid { display: grid; gap: var(--gap-sm); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Header / nav ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(42,33,28,0.92);
    backdrop-filter: saturate(140%) blur(8px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand__mark {
    width: 38px; height: 38px; border-radius: 11px;
    background: var(--terracotta);
    display: inline-flex; align-items: center; justify-content: center;
    color: #fff;
}
.brand__mark svg { width: 20px; height: 20px; }
.brand__name { font: 700 22px/1 var(--font-serif); color: #fff; letter-spacing: .2px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--cream); font-size: 15px; font-weight: 600; }
.nav-links a:hover { color: #fff; }
.site-header .btn { padding: 10px 20px; font-size: 15px; }

/* ---------- Hero ---------- */
.hero { padding-block: 92px 88px; }
.hero__inner { max-width: 780px; }
.hero .h1 { color: #fff; margin-bottom: 20px; }
.hero__sub { font-size: clamp(17px, 2.2vw, 20px); color: var(--cream); margin-bottom: 32px; max-width: 620px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__note { margin-top: 20px; font-size: 14px; color: var(--cream-dim); }

/* ---------- Problema ---------- */
.stat-figure { font: 700 clamp(56px, 9vw, 92px)/1 var(--font-serif); color: var(--terracotta); }
.stat-label { color: var(--muted); font-size: 16px; margin-top: 8px; max-width: 320px; }

/* ---------- Come funziona (step) ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-sm); }
.step { position: relative; }
.step__num { font: 700 40px/1 var(--font-serif); color: var(--amber); margin-bottom: 12px; }
.step .card__title { margin-top: 0; }

/* ---------- Come funziona: freccia tra step ---------- */
.step:not(:last-child)::after {
    content: "›";
    position: absolute;
    top: 50%;
    right: calc(var(--gap-sm) / -2);
    transform: translate(50%, -50%);
    font: 700 32px/1 var(--font-serif);
    color: var(--terracotta);
    z-index: 2;
}

/* ---------- Split (testo + pannello) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.feature-list { display: grid; gap: 18px; margin-top: 24px; }
.feature-list li { display: flex; gap: 14px; align-items: flex-start; }
.feature-list .ck {
    flex: 0 0 auto; width: 26px; height: 26px; border-radius: 50%;
    background: rgba(63,125,92,0.15); color: var(--green);
    display: inline-flex; align-items: center; justify-content: center;
}
.feature-list .ck svg { width: 15px; height: 15px; }
.feature-list strong { display: block; color: var(--ink); font-size: 16px; }
.feature-list span { color: var(--muted); font-size: 15px; }
.section--dark .feature-list strong { color: #fff; }
.section--dark .feature-list span { color: var(--cream-dim); }

/* ---------- Mockup: barra URL ---------- */
.url-pill {
    display: inline-flex; align-items: center; gap: 2px;
    background: #fff; border: 1px solid var(--hairline);
    border-radius: var(--radius-pill); padding: 10px 18px;
    font-size: 15px; box-shadow: var(--shadow-soft);
    max-width: 100%; overflow: hidden;
}
.url-pill .u-muted { color: var(--muted); }
.url-pill .u-slug { color: var(--terracotta); font-weight: 700; }

/* ---------- Mockup: email ricevuta ---------- */
.mock-email {
    background: #fff; border-radius: var(--radius-card);
    box-shadow: var(--shadow-strong); overflow: hidden;
    border: 1px solid var(--hairline);
    max-width: 420px; margin-inline: auto;
}
.mock-email__bar { background: var(--espresso); color: #fff; padding: 14px 20px; font-weight: 700; font-size: 15px; display:flex; align-items:center; gap:10px; }
.mock-email__body { padding: 22px 20px; color: var(--ink); }
.mock-email__body h4 { font: 700 17px var(--font-sans); margin-bottom: 10px; }
.mock-email__body p { color: var(--muted); font-size: 14px; margin-bottom: 14px; }
.mock-row { display:flex; justify-content: space-between; font-size: 14px; padding: 7px 0; border-top: 1px dashed var(--hairline); }
.mock-row span:first-child { color: var(--muted); }
.mock-row span:last-child { color: var(--ink); font-weight: 600; }

/* ---------- Mockup: dashboard ---------- */
.mock-dash {
    background: #fff; border: 1px solid var(--hairline);
    border-radius: var(--radius-card); box-shadow: var(--shadow-strong);
    overflow: hidden;
}
.mock-dash__head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px; border-bottom: 1px solid var(--hairline);
}
.mock-dash__head strong { font-size: 15px; }
.mock-dash__legend { display: flex; gap: 8px; }
.mock-booking {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 20px; border-bottom: 1px solid var(--hairline);
}
.mock-booking:last-child { border-bottom: 0; }
.avatar {
    width: 38px; height: 38px; border-radius: 50%; flex: 0 0 auto;
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 700; color: #fff; font-size: 15px;
}
.mock-booking__info { flex: 1 1 auto; min-width: 0; }
.mock-booking__info strong { display:block; font-size: 15px; }
.mock-booking__info span { color: var(--muted); font-size: 13px; }
.mock-actions { display: flex; gap: 8px; flex: 0 0 auto; }

/* ---------- Bottoni conferma/declina (mockup) ---------- */
.btn-confirm, .btn-decline {
    display: inline-flex; align-items: center; gap: 7px;
    border-radius: var(--radius-btn); font: 700 14px var(--font-sans);
    padding: 9px 16px; border: 1.5px solid transparent; cursor: pointer;
}
.btn-confirm { background: var(--green); color: #fff; }
.btn-decline { background: #fff; border-color: var(--red); color: var(--red); }
.btn-confirm svg, .btn-decline svg { width: 14px; height: 14px; }

/* ---------- Tag di stato ---------- */
.tag {
    display: inline-flex; align-items: center; gap: 6px;
    border-radius: var(--radius-pill); padding: 5px 12px;
    font: 700 12px var(--font-sans); letter-spacing: .02em;
}
.tag-pending { background: rgba(232,160,61,0.15); border: 1px solid var(--amber); color: #9A6A18; }
.tag-confirmed { background: rgba(63,125,92,0.15); border: 1px solid var(--green); color: var(--green); }

/* ---------- Conferma / Declina (sezione) ---------- */
.decision-card {
    max-width: 460px; margin-inline: auto;
    background: var(--tint); border: 1px solid var(--hairline);
    border-radius: var(--radius-card); box-shadow: var(--shadow-strong);
    padding: 28px;
}
.decision-card .kv { display:flex; justify-content: space-between; padding: 9px 0; border-top: 1px solid var(--hairline); font-size: 15px; }
.decision-card .kv span:first-child { color: var(--muted); }
.decision-card .kv span:last-child { font-weight: 600; }
.decision-actions { display: flex; gap: 12px; margin-top: 22px; }
.decision-actions .btn-confirm, .decision-actions .btn-decline { flex: 1; justify-content: center; padding: 13px; font-size: 15px; }
.annotations { display: grid; gap: 16px; align-content: center; }
.annotation { display: flex; gap: 12px; align-items: flex-start; }
.annotation .dot { flex:0 0 auto; width: 10px; height: 10px; border-radius: 50%; background: var(--terracotta); margin-top: 6px; }
.annotation strong { display:block; font-size: 15px; }
.annotation span { color: var(--muted); font-size: 14px; }

/* ---------- Roadmap (Prossimamente) ---------- */
.roadmap { display: grid; gap: 16px; }
.roadmap li {
    display: flex; gap: 14px; align-items: flex-start;
    background: var(--tint); border: 1px solid var(--hairline);
    border-radius: var(--radius-card); padding: 20px 22px;
}
.roadmap .soon {
    flex: 0 0 auto; font: 700 11px var(--font-sans); text-transform: uppercase; letter-spacing: .08em;
    color: var(--amber); border: 1px solid var(--amber); border-radius: var(--radius-pill);
    padding: 4px 10px; background: rgba(232,160,61,0.12);
}
.roadmap strong { display: block; font-size: 16px; color: var(--ink); }
.roadmap span { color: var(--muted); font-size: 14px; }

/* ---------- CTA prezzo ---------- */
.price-cta { text-align: center; }
.price-cta__inner { max-width: 680px; margin-inline: auto; }
.price-cta .h2 { color: #fff; }
.price-cta .lead { color: var(--cream); margin: 6px auto 30px; max-width: 560px; }
.price-cta .btn { margin-top: 4px; }
.price-tag { display: inline-flex; align-items: baseline; gap: 8px; margin: 24px 0 4px; }
.price-tag__amount { font: 700 clamp(56px, 10vw, 88px)/1 var(--font-serif); color: var(--amber); letter-spacing: -0.01em; }
.price-tag__period { font: 700 22px var(--font-sans); color: var(--cream); }
.price-cta__note { color: var(--cream-dim); font-size: 14px; margin: 22px auto 0; max-width: 480px; }

/* ---------- Form demo ---------- */
.demo-wrap { max-width: 620px; margin-inline: auto; }
.demo-form {
    background: var(--espresso-2); border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-card); padding: 32px;
}
.field { margin-bottom: 18px; }
.field label { display:block; font-size: 14px; font-weight: 600; color: var(--cream); margin-bottom: 7px; }
.field .req { color: var(--terracotta); }
.field .opt { color: var(--cream-dim); font-weight: 400; }
.field input, .field textarea {
    width: 100%; padding: 13px 15px; font: 400 16px var(--font-sans);
    border-radius: var(--radius-btn); border: 1px solid rgba(255,255,255,0.16);
    background: rgba(0,0,0,0.18); color: #fff;
}
.field input::placeholder, .field textarea::placeholder { color: rgba(216,204,192,0.5); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--terracotta); box-shadow: 0 0 0 3px rgba(217,105,65,0.25); }
.field textarea { resize: vertical; min-height: 90px; }
/* honeypot anti-spam: nascosto agli umani */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.demo-form .btn { width: 100%; margin-top: 6px; }
.demo-form .btn:disabled { opacity: .5; cursor: not-allowed; }
.demo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

/* ---------- Invio AJAX: spinner del bottone ---------- */
.btn-spinner {
    width: 18px; height: 18px; border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.45); border-top-color: #fff;
    display: inline-block; vertical-align: -3px;
    animation: btn-spin .6s linear infinite;
}
@keyframes btn-spin { to { transform: rotate(360deg); } }

/* ---------- Swap form → pannello di successo ---------- */
.demo-swap { position: relative; }
.demo-form.is-out { animation: form-out .34s ease forwards; pointer-events: none; }
@keyframes form-out {
    from { opacity: 1; transform: translateY(0); }
    to   { opacity: 0; transform: translateY(-10px); }
}

.demo-success[hidden] { display: none; }
.demo-success {
    text-align: center;
    background: var(--espresso-2); border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-card); padding: 44px 32px;
    outline: none;
}
.demo-success.is-in { animation: panel-in .45s ease both; }
@keyframes panel-in {
    from { opacity: 0; transform: translateY(14px) scale(.98); }
    to   { opacity: 1; transform: none; }
}
.demo-success__title { font: 700 24px/1.2 var(--font-serif); color: #fff; margin: 20px 0 8px; }
.demo-success__text { color: var(--cream); font-size: 15px; max-width: 380px; margin: 0 auto; }

/* Spunta disegnata (stroke animato) */
.check-anim-wrap {
    display: inline-flex; align-items: center; justify-content: center;
    width: 88px; height: 88px; border-radius: 50%;
    background: rgba(63,125,92,0.15);
}
.check-anim { width: 56px; height: 56px; }
.check-anim__circle {
    stroke: var(--green); stroke-width: 2.5;
    stroke-dasharray: 151; stroke-dashoffset: 151;
    animation: check-circle .5s cubic-bezier(.65,0,.45,1) forwards;
}
.check-anim__check {
    stroke: var(--green); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round;
    stroke-dasharray: 40; stroke-dashoffset: 40;
    animation: check-mark .32s .46s cubic-bezier(.65,0,.45,1) forwards;
}
@keyframes check-circle { to { stroke-dashoffset: 0; } }
@keyframes check-mark   { to { stroke-dashoffset: 0; } }

/* Rispetta chi preferisce meno animazioni: niente movimento, esito immediato. */
@media (prefers-reduced-motion: reduce) {
    .demo-form.is-out { animation: none; opacity: 0; }
    .demo-success.is-in { animation: none; }
    .check-anim__circle, .check-anim__check { animation: none; stroke-dashoffset: 0; }
    .btn-spinner { animation-duration: 1.2s; }
}

/* ---------- Alert inline (feedback form) ---------- */
.alert {
    border-radius: var(--radius-btn); padding: 14px 18px; font-size: 15px; margin-bottom: 22px;
    border: 1px solid transparent;
}
.alert-success { background: rgba(63,125,92,0.15); border-color: var(--green); color: #cfe6da; }
.alert-error { background: rgba(199,80,63,0.15); border-color: var(--red); color: #f3cfc9; }

/* ---------- Footer ---------- */
.site-footer { background: var(--espresso); color: var(--cream-dim); padding-block: 40px; border-top: 1px solid rgba(255,255,255,0.06); }
.site-footer .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.site-footer .brand__name { font-size: 18px; }
.site-footer a { color: var(--cream); font-size: 14px; }
.site-footer .u-amber { color: var(--amber); font-weight: 700; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 900px) {
    .section { padding-block: 60px; }
    .split { grid-template-columns: 1fr; gap: 36px; }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .step:nth-child(2)::after { content: none; } /* niente freccia a fine riga */
    .grid-3 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .container { padding-inline: 20px; }
    .section { padding-block: 52px; }
    .hero { padding-block: 64px 60px; }
    .nav-links { display: none; }
    .grid-2, .grid-4, .steps, .demo-grid { grid-template-columns: 1fr; }
    .step:not(:last-child)::after { content: none; }
    .decision-actions { flex-direction: column; }
    .hero__actions .btn { width: 100%; }
    .card { padding: 22px; }
    .demo-form { padding: 24px; }
}