/* CopperBay AI — copperbay.top
   Palette: baia notturna + rame metallico */
:root{
  --ink:#0D1B23;
  --deep:#122A35;
  --deepest:#0A141B;
  --copper:#C57A3C;
  --copper-bright:#E89B5B;
  --copper-deep:#8F4F22;
  --sand:#F4EADC;
  --mist:#9FB4BC;
  --line:rgba(232,155,91,.22);
  --grad-copper:linear-gradient(105deg,#8F4F22 0%,#C57A3C 38%,#F2B379 72%,#C57A3C 100%);
  --font-display:"Bricolage Grotesque",system-ui,sans-serif;
  --font-body:"Manrope",system-ui,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,monospace;
  --radius:14px;
  --container:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--ink);
  color:var(--sand);
  line-height:1.65;
  font-size:1.0625rem;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--copper-bright)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--copper-bright);outline-offset:3px;border-radius:4px
}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.mono{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;color:var(--mist)}
.skip-link{position:absolute;left:-999px;top:0;background:var(--copper);color:var(--deepest);padding:.6rem 1rem;z-index:100}
.skip-link:focus{left:12px;top:12px}

/* Typography */
h1,h2,h3{font-family:var(--font-display);line-height:1.12;letter-spacing:-.015em;color:var(--sand)}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:800}
h1 em{font-style:normal;background:var(--grad-copper);-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem);font-weight:700;max-width:24ch;margin-bottom:1.2rem}
h3{font-size:1.22rem;font-weight:700}
.eyebrow{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--copper-bright);display:flex;align-items:center;gap:.6rem;margin-bottom:1rem}
.tick{display:inline-block;width:26px;height:2px;background:var(--grad-copper);border-radius:2px}
.lede{font-size:1.13rem;color:var(--mist);max-width:54ch;margin:1.2rem 0 1.8rem}
.section-lede{color:var(--mist);max-width:70ch;margin-bottom:2.4rem}

/* Buttons */
.btn{display:inline-block;font-family:var(--font-body);font-weight:700;font-size:.98rem;text-decoration:none;border-radius:999px;padding:.85rem 1.7rem;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}
.btn-primary{background:var(--grad-copper);background-size:160% 100%;color:var(--deepest);box-shadow:0 6px 22px rgba(197,122,60,.32)}
.btn-primary:hover{transform:translateY(-2px);background-position:80% 0}
.btn-ghost{background:transparent;color:var(--sand);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--copper-bright);transform:translateY(-2px)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(13,27,35,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:.65rem;text-decoration:none}
.brand-mark{width:34px;height:34px}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:1.18rem;color:var(--sand);letter-spacing:-.01em}
.brand-ai{background:var(--grad-copper);-webkit-background-clip:text;background-clip:text;color:transparent;margin-left:2px}
.main-nav{display:flex;align-items:center;gap:1.6rem}
.main-nav a{color:var(--sand);text-decoration:none;font-weight:600;font-size:.95rem}
.main-nav a:hover{color:var(--copper-bright)}
.nav-cta{border:1px solid var(--copper);border-radius:999px;padding:.5rem 1.1rem;color:var(--copper-bright)!important}
.nav-toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--sand);margin:5px auto;border-radius:2px}

/* Hero */
.hero{padding:84px 0 70px;background:
  radial-gradient(900px 480px at 85% -10%,rgba(197,122,60,.16),transparent 60%),
  radial-gradient(700px 420px at -10% 110%,rgba(18,42,53,.9),transparent 60%),
  var(--ink)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-bottom:2.4rem}
.hero-stats{display:flex;gap:2.4rem;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:1.4rem}
.hero-stats dt{font-family:var(--font-display);font-size:1.7rem;font-weight:800;background:var(--grad-copper);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-stats dd{font-size:.85rem;color:var(--mist)}

/* Tide card (signature) */
.tide-card{background:linear-gradient(165deg,var(--deep),var(--deepest));border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 30px 60px rgba(0,0,0,.4)}
.tide-head{display:flex;justify-content:space-between;margin-bottom:12px}
.tide-live{display:flex;align-items:center;gap:.45rem;color:var(--copper-bright)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--copper-bright);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.tide-chart{width:100%;height:auto}
.gridlines line{stroke:rgba(159,180,188,.14);stroke-width:1;stroke-dasharray:3 6}
.wave-main{stroke-dasharray:1200;stroke-dashoffset:1200;animation:draw 2.6s ease-out forwards .3s}
@keyframes draw{to{stroke-dashoffset:0}}
.markers circle{fill:var(--deepest);stroke:var(--copper-bright);stroke-width:2.5}
.tide-foot{display:flex;justify-content:space-between;margin-top:12px;font-size:.62rem}

/* Trust strip */
.trust{border-block:1px solid var(--line);background:var(--deepest)}
.trust-inner{display:flex;align-items:center;gap:2rem;padding:18px 24px;flex-wrap:wrap}
.trust ul{display:flex;gap:1.6rem;list-style:none;flex-wrap:wrap}
.trust li{color:var(--mist);font-weight:600;font-size:.92rem}
.trust li::before{content:"◆";color:var(--copper);font-size:.6rem;margin-right:.55rem;vertical-align:2px}

/* Sections */
.section{padding:88px 0}
.section-alt{background:linear-gradient(180deg,var(--deep),var(--ink));border-block:1px solid var(--line)}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:2.2rem}
.card{background:rgba(18,42,53,.55);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .18s ease,border-color .18s ease}
.card:hover{transform:translateY(-4px);border-color:var(--copper)}
.card h3{margin-bottom:.6rem}
.card p{color:var(--mist);font-size:.98rem;margin-bottom:1rem}
.card-link{font-weight:700;text-decoration:none;font-size:.92rem}
.card-link:hover{text-decoration:underline}
.photo-band{margin-top:2.6rem;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.photo-band img{width:100%;aspect-ratio:2/1;object-fit:cover;filter:saturate(.85)}
.photo-band figcaption,.method-photo figcaption{padding:.7rem 1rem;background:var(--deepest)}

/* Metodo */
.method-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start;margin-top:2rem}
.method-steps{list-style:none;counter-reset:step}
.method-steps li{position:relative;padding:0 0 2.2rem 2.2rem;border-left:2px solid var(--line)}
.method-steps li:last-child{padding-bottom:0;border-left-color:transparent}
.method-steps li::before{content:"";position:absolute;left:-9px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--grad-copper);box-shadow:0 0 0 5px var(--ink)}
.step-tag{display:block;margin-bottom:.4rem;color:var(--copper-bright)}
.method-steps p{color:var(--mist);font-size:.98rem;max-width:50ch}
.method-photo{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.method-photo img{aspect-ratio:5/6;object-fit:cover;filter:saturate(.85)}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{background:rgba(18,42,53,.55);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column}
.plan-featured{background:linear-gradient(170deg,rgba(197,122,60,.16),rgba(18,42,53,.7));border-color:var(--copper);position:relative}
.plan-badge{position:absolute;top:-12px;left:26px;background:var(--grad-copper);color:var(--deepest);padding:.25rem .8rem;border-radius:999px;font-weight:500}
.plan-for{color:var(--mist);font-size:.9rem;margin:.2rem 0 1rem}
.price{font-family:var(--font-display);font-size:2rem;font-weight:800;margin-bottom:1.1rem}
.price span{font-family:var(--font-body);font-size:.85rem;font-weight:500;color:var(--mist)}
.plan ul{list-style:none;margin-bottom:1.6rem;flex:1}
.plan li{padding:.42rem 0 .42rem 1.5rem;position:relative;color:var(--sand);font-size:.95rem;border-bottom:1px dashed rgba(159,180,188,.15)}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--copper-bright);font-weight:700}
.plan-btn{text-align:center}

/* Results */
.results{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:2rem}
.results blockquote{background:rgba(13,27,35,.6);border:1px solid var(--line);border-left:3px solid var(--copper);border-radius:var(--radius);padding:24px}
.results p{font-size:.98rem;margin-bottom:1rem}
.results footer{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;color:var(--mist);text-transform:uppercase}

/* FAQ */
.faq-container{max-width:820px}
.faq-list{margin-top:1.6rem}
.faq-list details{border-bottom:1px solid var(--line)}
.faq-list summary{cursor:pointer;font-family:var(--font-display);font-weight:700;font-size:1.08rem;padding:1.1rem 2.2rem 1.1rem 0;list-style:none;position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:1.4rem;color:var(--copper-bright);transition:transform .2s}
.faq-list details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-list details p{color:var(--mist);padding:0 0 1.2rem;max-width:65ch}

/* Contact */
.section-contact{background:
  radial-gradient(800px 420px at 10% 0%,rgba(197,122,60,.12),transparent 60%),var(--deepest)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-info>p{color:var(--mist);max-width:48ch}
address{font-style:normal;margin:1.8rem 0;display:grid;gap:1.1rem}
address a{font-weight:700;text-decoration:none}
address a:hover{text-decoration:underline}
.contact-photo{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.contact-photo img{aspect-ratio:3/2;object-fit:cover;filter:saturate(.85)}
.contact-form{background:rgba(18,42,53,.6);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.contact-form h3{margin-bottom:1.4rem}
.field{margin-bottom:1.1rem}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.35rem}
.field input,.field select,.field textarea{width:100%;background:var(--ink);border:1px solid rgba(159,180,188,.3);border-radius:9px;color:var(--sand);padding:.75rem .9rem;font:inherit;font-size:.97rem}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--copper-bright)}
.field-check{display:flex;gap:.7rem;align-items:flex-start}
.field-check input{width:auto;margin-top:.3rem}
.field-check label{font-weight:500;font-size:.85rem;color:var(--mist)}
.field input.invalid,.field textarea.invalid,.field select.invalid{border-color:#d96a4a}
.form-status{margin-top:1rem;font-weight:600;min-height:1.4em}
.form-status.ok{color:var(--copper-bright)}
.form-status.err{color:#e0846a}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:var(--deepest);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px}
.footer-brand{font-size:1.25rem;margin-bottom:.7rem}
.site-footer p{color:var(--mist);font-size:.92rem}
.site-footer nav{display:grid;gap:.45rem;align-content:start}
.site-footer nav a{color:var(--sand);text-decoration:none;font-size:.95rem}
.site-footer nav a:hover{color:var(--copper-bright)}
.site-footer nav .mono{margin-bottom:.4rem}
.footer-base{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);margin-top:44px;padding-top:22px;flex-wrap:wrap;gap:1rem}
.cookie-prefs-link{background:none;border:0;color:var(--copper-bright);font:inherit;font-size:.92rem;cursor:pointer;text-decoration:underline}

/* Cookie banner */
.cookie-banner{position:fixed;inset-inline:16px;bottom:16px;z-index:90;display:flex;justify-content:center}
.cookie-inner{max-width:840px;width:100%;background:var(--deep);border:1px solid var(--copper);border-radius:var(--radius);padding:20px 24px;display:flex;gap:22px;align-items:center;box-shadow:0 18px 50px rgba(0,0,0,.5)}
.cookie-inner p{font-size:.92rem;color:var(--sand)}
.cookie-actions{display:flex;gap:.7rem;flex-shrink:0}
.cookie-actions .btn{padding:.6rem 1.2rem;font-size:.88rem}

/* Legal pages */
.legal-main{padding:72px 0 90px;max-width:820px}
.legal-main h1{font-size:clamp(1.8rem,3.6vw,2.6rem);margin-bottom:.4rem}
.legal-main .updated{color:var(--mist);font-family:var(--font-mono);font-size:.78rem;letter-spacing:.1em;margin-bottom:2.2rem}
.legal-main h2{font-size:1.3rem;margin:2.2rem 0 .7rem;max-width:none}
.legal-main p,.legal-main li{color:var(--mist);font-size:1rem}
.legal-main ul{padding-left:1.3rem;margin:.6rem 0}
.legal-main strong{color:var(--sand)}
.legal-back{display:inline-block;margin-bottom:2rem;text-decoration:none;font-weight:700}
.legal-back:hover{text-decoration:underline}

/* Responsive */
@media (max-width:980px){
  .hero-grid,.method-grid,.contact-grid{grid-template-columns:1fr}
  .pricing,.results{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav-toggle{display:block}
  .main-nav{position:absolute;top:72px;left:0;right:0;background:var(--deepest);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;padding:18px 24px;gap:1rem;display:none}
  .main-nav.open{display:flex}
  .pricing,.results,.cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cookie-inner{flex-direction:column;align-items:flex-start}
  .section{padding:64px 0}
  .hero{padding:56px 0 48px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto}
}