/* ═══════════════════════════════════════════════════════════
   DRA. HEMELY BITTENCOURT — Premium Dental Clinic
   Design system: deep navy + refined copper/amber, white-led,
   with warm sand and elegant grays. Boutique medical feel.
   ═══════════════════════════════════════════════════════════ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  /* Brand — refined */
  --navy:#0e2a6b;
  --navy-deep:#081d4d;
  --navy-soft:#1a3d8f;
  --navy-ink:#06163a;
  /* Premium accent — copper/amber instead of hot orange */
  --copper:#c2703d;
  --copper-light:#d68a54;
  --copper-deep:#a85a2c;
  --gold:#c9a86a;
  --gold-soft:#e3cfa6;
  /* Neutrals — white-led with warm sand */
  --white:#ffffff;
  --cream:#fbf9f5;
  --sand:#f4efe7;
  --sand-deep:#ece4d6;
  --gray-100:#f5f6f8;
  --gray-200:#e7e9ee;
  --gray-400:#a8afc0;
  --gray-600:#5c647a;
  --ink:#1a1f30;
  --ink-soft:#404862;
  /* Type */
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Outfit','DM Sans',system-ui,sans-serif;
  /* System */
  --r-sm:.6rem;--r:1rem;--r-lg:1.5rem;--r-xl:2rem;
  --shadow-sm:0 2px 12px rgba(14,42,107,.06);
  --shadow:0 10px 40px rgba(14,42,107,.10);
  --shadow-lg:0 24px 70px rgba(14,42,107,.16);
  --ease:cubic-bezier(.4,0,.2,1);
  --maxw:1200px;
}

html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--white);line-height:1.65;overflow-x:hidden;font-weight:300}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* ── Layout ── */
.wrap{width:min(92%,var(--maxw));margin-inline:auto}
.eyebrow{font-family:var(--sans);font-size:.72rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--copper);display:inline-flex;align-items:center;gap:.6rem}
.eyebrow::before{content:'';width:28px;height:1px;background:var(--copper);opacity:.5}
.h-display{font-family:var(--serif);font-weight:500;line-height:1.08;letter-spacing:-.01em;color:var(--navy)}
.lead{font-size:1.05rem;color:var(--ink-soft);font-weight:300;line-height:1.75}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:.95rem 1.9rem;border-radius:50px;font-family:var(--sans);font-size:.92rem;font-weight:500;letter-spacing:.01em;transition:all .35s var(--ease);white-space:nowrap}
.btn-primary{background:var(--copper);color:#fff;box-shadow:0 6px 24px rgba(194,112,61,.28)}
.btn-primary:hover{background:var(--copper-deep);transform:translateY(-2px);box-shadow:0 12px 32px rgba(194,112,61,.36)}
.btn-wa{background:#1fad54;color:#fff;box-shadow:0 6px 24px rgba(31,173,84,.26)}
.btn-wa:hover{background:#188e44;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--navy);border:1.5px solid var(--gray-200)}
.btn-ghost:hover{border-color:var(--navy);background:var(--navy);color:#fff}
.btn-light{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.35);backdrop-filter:blur(8px)}
.btn-light:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.7)}

/* ── Reveal ── */
.r{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.r.in{opacity:1;transform:none}
.r-l{opacity:0;transform:translateX(-40px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.r-l.in{opacity:1;transform:none}
.r-r{opacity:0;transform:translateX(40px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.r-r.in{opacity:1;transform:none}
.r-s{opacity:0;transform:scale(.94);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.r-s.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.r,.r-l,.r-r,.r-s{opacity:1!important;transform:none!important;transition:none}}

/* ── PLACEHOLDER helper (for client to fill real data) ── */
.ph{outline:2px dashed var(--gold);outline-offset:3px;background:rgba(201,168,106,.06);border-radius:4px}

/* ── NAV ── */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;transition:all .4s var(--ease);padding:1.1rem 0}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.nav.scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(16px) saturate(1.2);box-shadow:0 1px 0 rgba(14,42,107,.07),0 8px 30px rgba(14,42,107,.06);padding:.7rem 0}
.brand{display:flex;align-items:center;gap:.7rem}
.brand-logo{width:46px;height:46px;border-radius:11px;object-fit:cover;box-shadow:var(--shadow-sm)}
.brand-txt{display:flex;flex-direction:column;line-height:1.12}
.brand-name{font-family:var(--serif);font-size:1.18rem;font-weight:600;color:#fff;transition:color .4s var(--ease);letter-spacing:.01em}
.brand-sub{font-size:.6rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.6);transition:color .4s var(--ease)}
.nav.scrolled .brand-name{color:var(--navy)}
.nav.scrolled .brand-sub{color:var(--copper)}
.nav-links{display:flex;align-items:center;gap:2.2rem;list-style:none}
.nav-links a{font-size:.88rem;font-weight:400;color:rgba(255,255,255,.85);position:relative;transition:color .3s var(--ease)}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-5px;width:0;height:1.5px;background:var(--copper-light);transition:width .3s var(--ease)}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{width:100%}
.nav.scrolled .nav-links a{color:var(--ink-soft)}
.nav.scrolled .nav-links a:hover{color:var(--navy)}
.nav-actions{display:flex;align-items:center;gap:.8rem}
.burger{display:none;flex-direction:column;gap:5px;padding:6px}
.burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:all .3s var(--ease)}
.nav.scrolled .burger span{background:var(--navy)}

/* mobile menu */
.mob{position:fixed;inset:0;z-index:200;background:linear-gradient(160deg,var(--navy-deep),var(--navy-ink));display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2rem;opacity:0;pointer-events:none;transition:opacity .4s var(--ease)}
.mob.open{opacity:1;pointer-events:auto}
.mob a{font-family:var(--serif);font-size:2rem;color:#fff;opacity:.9}
.mob a:hover{color:var(--gold-soft)}
.mob-x{position:absolute;top:1.5rem;right:1.6rem;font-size:2.2rem;color:#fff;line-height:1}

/* ── WhatsApp float ── */
.wa{position:fixed;right:1.5rem;bottom:1.5rem;z-index:95;width:60px;height:60px;border-radius:50%;background:#1fad54;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 28px rgba(31,173,84,.4);transition:transform .3s var(--ease);animation:waPulse 3s infinite}
.wa:hover{transform:scale(1.08) translateY(-2px)}
.wa svg{width:32px;height:32px;fill:#fff}
@keyframes waPulse{0%,100%{box-shadow:0 8px 28px rgba(31,173,84,.4)}50%{box-shadow:0 8px 28px rgba(31,173,84,.4),0 0 0 10px rgba(31,173,84,.08)}}

/* ── FOOTER ── */
.foot{background:linear-gradient(160deg,var(--navy-deep),var(--navy-ink));color:#fff;padding:4.5rem 0 2rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:2.5rem;padding-bottom:3rem;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-name{font-family:var(--serif);font-size:1.35rem;font-weight:600}
.foot-sub{font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-soft);margin-top:.2rem}
.foot-desc{font-size:.88rem;color:rgba(255,255,255,.55);line-height:1.7;margin-top:1.1rem;max-width:280px;font-weight:300}
.foot-h{font-size:.72rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-bottom:1.1rem}
.foot-links{list-style:none;display:flex;flex-direction:column;gap:.6rem}
.foot-links a{font-size:.88rem;color:rgba(255,255,255,.6);transition:color .3s,padding-left .3s;font-weight:300}
.foot-links a:hover{color:#fff;padding-left:4px}
.foot-social{display:flex;gap:.6rem;margin-top:1.2rem}
.foot-social a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;transition:all .3s var(--ease)}
.foot-social a:hover{background:var(--copper);border-color:var(--copper);transform:translateY(-2px)}
.foot-social svg{width:18px;height:18px;stroke:#fff;fill:none;stroke-width:1.7}
.foot-bottom{padding-top:1.8rem;display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.foot-copy{font-size:.78rem;color:rgba(255,255,255,.35);font-weight:300}
.foot-cro{font-size:.72rem;color:rgba(255,255,255,.3)}

/* ── Responsive base ── */
@media(max-width:980px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .nav-links{display:none}
  .nav-actions .btn-ghost{display:none}
  .burger{display:flex}
}
@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;text-align:center}
  .btn{padding:.85rem 1.5rem}
}