/* ============================================================
   Calderón Ateliê Porcelanas — Design System
   Cormorant Garamond (display) + Poppins (UI)
   ============================================================ */

:root {
  --navy:     #12355b;
  --navy-700: #1b4576;
  --teal:     #0f8b8d;
  --teal-600: #0c7779;
  --terra:    #a85751;
  --terra-600:#91463f;
  --porcelain:#faf7f2;
  --cream:    #f2ebdf;
  --shell:    #ede4d6;
  --line:     #e4dccd;
  --ink:      #211d18;
  --muted:    #6f6557;
  --gold:     #b08a4a;
  --on-navy:      #f7f3ec;
  --on-navy-muted:#b8c4d4;
  --r-sm:4px; --r:14px; --r-lg:22px; --r-xl:32px;
  --sh-sm:0 2px 10px rgba(33,29,24,.06);
  --sh:    0 10px 30px rgba(33,29,24,.10);
  --sh-lg: 0 26px 60px rgba(18,53,91,.16);
  --display:"Cormorant Garamond", Georgia, serif;
  --ui:"Poppins", system-ui, sans-serif;
  --maxw:1200px;
  --gut:clamp(20px,5vw,64px);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{font-family:var(--ui);color:var(--ink);background:var(--porcelain);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}

/* ── Typography ── */
.display{font-family:var(--display);font-weight:600;line-height:1.02;letter-spacing:-.01em;}
.eyebrow{font-family:var(--ui);font-size:12.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--teal);}
.lede{font-size:clamp(16px,1.4vw,19px);line-height:1.6;color:var(--muted);}
.h1{font-family:var(--display);font-weight:600;font-size:clamp(44px,6.2vw,84px);line-height:.98;letter-spacing:-.015em;}
.h2{font-family:var(--display);font-weight:600;font-size:clamp(32px,4vw,52px);line-height:1.04;letter-spacing:-.01em;}
.h3{font-family:var(--display);font-weight:600;font-size:clamp(23px,2.2vw,30px);line-height:1.1;}
.kicker{font-family:var(--display);font-style:italic;font-weight:500;}
.text-teal{color:var(--teal);} .text-terra{color:var(--terra);} .text-navy{color:var(--navy);} .text-muted{color:var(--muted);}

/* ── Layout ── */
.container{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut);}
.section{padding-block:clamp(56px,8vw,120px);}
.section-sm{padding-block:clamp(40px,5vw,72px);}
.bg-cream{background:var(--cream);}
.bg-shell{background:var(--shell);}
.bg-navy{background:var(--navy);color:var(--on-navy);}
.center{text-align:center;}
.flex{display:flex;} .flex-col{flex-direction:column;}
.grid{display:grid;gap:28px;}
.items-center{align-items:center;} .justify-between{justify-content:space-between;}
.wrap{flex-wrap:wrap;} .gap-sm{gap:12px;} .gap{gap:24px;}

/* ── Buttons ── */
.btn,.btn-link{font-family:var(--ui);font-weight:600;font-size:15px;letter-spacing:.005em;border:0;border-radius:999px;padding:15px 30px;cursor:pointer;display:inline-flex;align-items:center;gap:10px;transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,background .2s;white-space:nowrap;text-decoration:none;}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 8px 22px rgba(15,139,141,.30);}
.btn-primary:hover{background:var(--teal-600);transform:translateY(-2px);box-shadow:0 14px 30px rgba(15,139,141,.38);}
.btn-terra{background:var(--terra);color:#fff;box-shadow:0 8px 22px rgba(168,87,81,.30);}
.btn-terra:hover{background:var(--terra-600);transform:translateY(-2px);box-shadow:0 14px 30px rgba(168,87,81,.36);}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line);}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px);}
.btn-ghost-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45);}
.btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-link-text{background:none;border:0;color:var(--teal);font-weight:600;cursor:pointer;padding:0;font-family:var(--ui);text-decoration:none;}
.btn-link-text:hover{text-decoration:underline;}
.btn-lg{padding:18px 38px;font-size:16px;}
button.btn{display:inline-flex;}

/* ── Cards ── */
.card{background:var(--porcelain);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh-sm);transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s;}
.card-hover:hover{transform:translateY(-6px);box-shadow:var(--sh);}

/* ── Badges / Chips ── */
.badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;padding:7px 14px;border-radius:999px;}
.badge-terra{background:var(--terra);color:#fff;}
.badge-teal{background:rgba(15,139,141,.12);color:var(--teal-600);}
.chip{font-family:var(--ui);font-size:13px;font-weight:500;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--porcelain);color:var(--muted);cursor:pointer;transition:all .2s;text-decoration:none;display:inline-block;}
.chip:hover{border-color:var(--teal);color:var(--teal);}
.chip.active{background:var(--navy);color:#fff;border-color:var(--navy);}

/* ── Image Placeholder ── */
.img-ph{display:grid;place-items:center;background:repeating-linear-gradient(45deg,var(--shell) 0,var(--shell) 10px,var(--cream) 10px,var(--cream) 20px);border-radius:var(--r-lg);overflow:hidden;width:100%;}
.img-ph span{font-family:var(--ui);font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.1em;text-transform:uppercase;text-align:center;padding:20px;display:block;}
.img-ph.ratio-4x5{aspect-ratio:4/5;}
.img-ph.ratio-16x9{aspect-ratio:16/9;}
.img-ph.ratio-16x10{aspect-ratio:16/10;}
.img-ph.ratio-3x4{aspect-ratio:3/4;}
.img-ph.ratio-1x1{aspect-ratio:1/1;}
.img-ph.ratio-2x1{aspect-ratio:2/1;}
.img-ph img{width:100%;height:100%;object-fit:cover;}
.pages-preview .img-ph img{object-fit:contain;background:#fff;}
.lightbox-trigger{cursor:pointer;transition:opacity .2s ease;}
.lightbox-trigger:hover{opacity:.85;}

/* ── Lightbox ── */
.lightbox{position:fixed;inset:0;z-index:1000;display:none;align-items:center;justify-content:center;background:rgba(18,53,91,.94);padding:24px;}
.lightbox.open{display:flex;}
.lightbox-stage{position:relative;max-width:min(92vw,1100px);max-height:90vh;display:flex;flex-direction:column;align-items:center;}
.lightbox-stage img{max-width:100%;max-height:80vh;width:auto;height:auto;border-radius:8px;box-shadow:0 24px 60px rgba(0,0,0,.4);}
.lightbox-caption{color:var(--on-navy-muted);font-size:14px;margin-top:16px;text-align:center;}
.lightbox-close,.lightbox-nav{position:fixed;background:rgba(255,255,255,.1);border:0;color:#fff;border-radius:50%;display:grid;place-items:center;cursor:pointer;transition:background .2s ease;}
.lightbox-close:hover,.lightbox-nav:hover{background:rgba(255,255,255,.2);}
.lightbox-close{top:20px;right:24px;width:44px;height:44px;}
.lightbox-nav{top:50%;transform:translateY(-50%);width:52px;height:52px;}
.lightbox-prev{left:24px;}
.lightbox-next{right:24px;}
@media (max-width:640px){
  .lightbox-nav{width:42px;height:42px;}
  .lightbox-prev{left:10px;}
  .lightbox-next{right:10px;}
  .lightbox-close{top:12px;right:12px;}
}

/* ── Gilt divider ── */
.rule{display:flex;align-items:center;gap:14px;color:var(--gold);}
.rule::before,.rule::after{content:"";height:1px;flex:1;background:var(--line);}
.rule .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);}

/* ── NAVIGATION ── */
#site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid transparent;transition:background .35s,border-color .35s,backdrop-filter .35s;}
#site-header.scrolled,#site-header.menu-open{background:color-mix(in srgb,var(--porcelain) 92%,transparent);backdrop-filter:saturate(1.4) blur(14px);border-bottom-color:var(--line);}
.logo{background:none;border:0;cursor:pointer;display:flex;align-items:center;gap:11px;padding:0;text-decoration:none;}
.logo-mark{width:34px;height:34px;border-radius:50%;border:1.5px solid var(--gold);display:grid;place-items:center;flex:none;}
.logo-mark span{width:13px;height:13px;border-radius:50%;background:var(--terra);display:block;}
.logo-name{display:block;font-family:var(--display);font-weight:600;font-size:18px;letter-spacing:-.01em;color:var(--navy);white-space:nowrap;}
.logo-tagline{display:block;font-family:var(--ui);font-size:9.5px;letter-spacing:.34em;text-transform:uppercase;color:var(--muted);margin-top:3px;}
.navlink{display:inline-block;padding:9px 15px;border-radius:999px;font-family:var(--ui);font-size:14.5px;font-weight:500;color:var(--muted);transition:color .2s;position:relative;}
.navlink:hover{color:var(--navy);}
.navlink.active{color:var(--navy);font-weight:600;}
.navlink.active::after{content:'';position:absolute;left:50%;bottom:2px;transform:translateX(-50%);width:5px;height:5px;border-radius:50%;background:var(--teal);}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:12px;width:44px;height:44px;cursor:pointer;color:var(--navy);place-items:center;}
.nav-drawer{display:none;}
.nav-drawer.open{display:block;}
.drawer-link{display:block;padding:13px 16px;border-radius:12px;font-family:var(--ui);font-size:17px;font-weight:500;color:var(--muted);}
.drawer-link:hover,.drawer-link.active{color:var(--navy);}
.drawer-link.active{background:var(--cream);font-weight:600;}

/* ── FAQ & MODULE ACCORDION ── */
.faq-item,.module-item{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:border-color .2s;}
.faq-item.open,.module-item.open{border-color:var(--teal);}
.faq-trigger,.module-trigger{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;background:none;border:0;cursor:pointer;padding:22px 26px;text-align:left;}
.faq-q{font-family:var(--display);font-weight:600;font-size:21px;color:var(--navy);}
.faq-chevron,.module-chevron{flex:none;color:var(--teal);transition:transform .3s;}
.faq-item.open .faq-chevron,.module-item.open .module-chevron{transform:rotate(180deg);}
.faq-body,.module-body{max-height:0;overflow:hidden;transition:max-height .4s ease;}
.faq-item.open .faq-body{max-height:400px;}
.module-item.open .module-body{max-height:200px;}
.faq-body p{margin:0;padding:0 26px 24px;color:var(--muted);font-size:15.5px;line-height:1.7;max-width:760px;}
.module-body p{margin:0;padding:0 26px 22px 94px;color:var(--muted);font-size:15px;line-height:1.6;max-width:720px;}
.module-trigger{justify-content:flex-start;gap:20px;}
.module-num{font-family:var(--display);font-size:30px;color:var(--terra);min-width:48px;line-height:1;}
.module-info{flex:1;}
.module-title{display:block;font-family:var(--display);font-weight:600;font-size:22px;color:var(--navy);}
.module-sub{font-size:13px;color:var(--muted);}

/* ── COUNTDOWN ── */
.countdown{display:flex;align-items:center;gap:clamp(14px,3vw,32px);justify-content:center;}
.cd-box{text-align:center;}
.cd-num{font-family:var(--display);font-size:clamp(40px,6vw,68px);color:#fff;line-height:1;font-variant-numeric:tabular-nums;min-width:2ch;display:block;}
.cd-label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--on-navy-muted);margin-top:6px;}
.cd-sep{color:var(--on-navy-muted);font-size:30px;opacity:.5;}

/* ── SCROLL REVEAL ── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1);}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}

/* ── 3D BOOK ── */
.book3d{perspective:1600px;display:grid;place-items:center;padding:20px 0;}
.book3d-inner{position:relative;width:min(320px,72%);aspect-ratio:3/4;transform-style:preserve-3d;transform:rotateY(-22deg) rotateX(4deg);transition:transform .6s cubic-bezier(.2,.7,.3,1);}
.book3d:hover .book3d-inner{transform:rotateY(-8deg) rotateX(2deg);}
.book-face{position:absolute;inset:0;border-radius:6px 14px 14px 6px;overflow:hidden;box-shadow:var(--sh-lg);}
.book-face img,.book-face .img-ph{width:100%;height:100%;}
.book-spine{position:absolute;left:0;top:0;bottom:0;width:26px;background:linear-gradient(90deg,var(--navy),var(--navy-700));transform:translateX(-26px) rotateY(90deg);transform-origin:right;border-radius:6px 0 0 6px;}
.book-pages{position:absolute;right:-2px;top:6px;bottom:6px;width:22px;background:repeating-linear-gradient(90deg,#fff,#fff 2px,#ece6da 2px,#ece6da 4px);transform:translateX(22px) rotateY(90deg);transform-origin:left;}

/* ── Newsletter ── */
.newsletter-ok{color:var(--teal);font-weight:600;font-size:15px;margin:0;}

/* ── Responsive ── */
@media(max-width:1000px){
  header nav.flex{display:none!important;}
  .nav-cta{display:none!important;}
  .nav-toggle{display:grid!important;}
  .logo-tagline{display:none;}
}
@media(min-width:1001px){.nav-drawer{display:none!important;}}
@media(max-width:960px){
  .hero-split,.curso-hero,.livro-hero{grid-template-columns:1fr!important;}
  .hero-split>div:last-child{order:-1;}
  .hero-bg-photo,.curso-hero-photo{display:none;}
  .pricing-grid{grid-template-columns:1fr!important;max-width:460px;margin-inline:auto;}
  .pricing-grid>.card{transform:none!important;}
  .footer-grid{grid-template-columns:1fr 1fr!important;gap:36px!important;}
  .blog-feat{grid-template-columns:1fr!important;}
  .pacote-compare{grid-template-columns:1fr!important;text-align:center;}
  .guarantee-grid{grid-template-columns:1fr!important;}
  .toc-columns{column-count:1!important;}
}
@media(max-width:760px){
  .features-grid,.gallery-grid,.blog-grid,.benefits-grid,
  .stats-grid,.specs-grid,.pages-preview{grid-template-columns:1fr!important;}
  .stats-grid{gap:36px!important;}
  .footer-grid{grid-template-columns:1fr!important;}
  .hero-collage{display:none;}
}