/* ==========================================================================
   BogdanDoroftei.ro — stil principal
   Paletă: porțelan / bleumarin profund / teal medical (coerent cu Origyn)
   ========================================================================== */

:root{
  --ink:        #0E2233;   /* bleumarin profund — text principal */
  --ink-soft:   #3D5566;   /* text secundar */
  --porcelain:  #F7FAFA;   /* fundal */
  --white:      #FFFFFF;
  --teal:       #0FA98E;   /* accent principal — teal medical */
  --teal-deep:  #0A7A67;
  --teal-soft:  #E2F3EF;   /* tentă de fundal */
  --line:       #DCE7E7;
  --shadow:     0 10px 30px rgba(14,34,51,.08);

  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body:    "Instrument Sans", system-ui, sans-serif;

  --radius: 14px;
  --container: 1160px;
  --header-h: 72px;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--porcelain);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img,svg{ display:block; max-width:100%; }
a{ color:var(--teal-deep); text-decoration:none; }
a:hover{ text-decoration:underline; }

.container{ max-width:var(--container); margin-inline:auto; padding-inline:24px; }

h1,h2,h3{ font-family:var(--font-display); line-height:1.12; letter-spacing:-.015em; }
h1{ font-size:clamp(2.3rem, 5.4vw, 4rem); font-weight:640; }
h2{ font-size:clamp(1.7rem, 3.4vw, 2.5rem); font-weight:600; margin-bottom:.5em; }
h3{ font-size:1.22rem; font-weight:600; }
h1 em{ font-style:italic; color:var(--teal); }

.eyebrow{
  font-size:.8rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:var(--teal-deep); margin-bottom:14px;
}
.lead{ font-size:1.12rem; color:var(--ink-soft); max-width:56ch; }

/* ===================== Butoane ===================== */
.btn{
  display:inline-block; padding:13px 26px; border-radius:999px;
  font-weight:600; font-size:.98rem; border:1.5px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  cursor:pointer;
}
.btn:hover{ text-decoration:none; transform:translateY(-2px); }
.btn:focus-visible{ outline:3px solid var(--teal); outline-offset:2px; }
.btn-primary{ background:var(--teal); color:#fff; box-shadow:0 6px 18px rgba(15,169,142,.35); }
.btn-primary:hover{ background:var(--teal-deep); }
.btn-ghost{ border-color:var(--line); color:var(--ink); background:var(--white); }
.btn-light{ background:#fff; color:var(--ink); }

/* ===================== Header & meniu ===================== */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:100; height:var(--header-h);
  background:rgba(247,250,250,.85); backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, background .25s ease;
}
.site-header.is-scrolled{ border-color:var(--line); background:rgba(247,250,250,.96); }

.nav{
  max-width:var(--container); margin-inline:auto; padding-inline:24px;
  height:100%; display:flex; align-items:center; gap:28px;
}
.brand{ display:flex; align-items:center; gap:10px; color:var(--ink); font-family:var(--font-display); }
.brand:hover{ text-decoration:none; }
.brand-mark{ color:var(--teal); }
.brand-text{ font-weight:640; font-size:1.06rem; letter-spacing:-.01em; }
.brand-dot{ color:var(--teal); }

.nav-menu{
  display:flex; align-items:center; gap:4px; list-style:none; margin-left:auto;
}
.nav-link{
  display:flex; align-items:center; gap:6px;
  padding:9px 14px; border-radius:999px; color:var(--ink); font-weight:500;
  background:none; border:none; font-family:var(--font-body); font-size:.97rem; cursor:pointer;
  transition:background .18s ease, color .18s ease;
}
.nav-link:hover{ background:var(--teal-soft); color:var(--teal-deep); text-decoration:none; }
.nav-cta{ background:var(--ink); color:#fff; }
.nav-cta:hover{ background:var(--teal-deep); color:#fff; }
.chev{ transition:transform .2s ease; }

/* --- Submeniu desktop (dropdown) --- */
.has-submenu{ position:relative; }
.submenu{
  position:absolute; top:calc(100% + 10px); left:0; min-width:250px;
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); list-style:none; padding:8px;
  opacity:0; visibility:hidden; transform:translateY(8px);
  transition:opacity .2s ease, transform .2s ease, visibility .2s;
}
.has-submenu.is-open .submenu{ opacity:1; visibility:visible; transform:translateY(0); }
.has-submenu.is-open .chev{ transform:rotate(180deg); }
.submenu a{
  display:block; padding:10px 14px; border-radius:10px; color:var(--ink); font-size:.95rem;
}
.submenu a:hover{ background:var(--teal-soft); color:var(--teal-deep); text-decoration:none; }

/* --- Buton hamburger --- */
.nav-toggle{
  display:none; margin-left:auto; width:44px; height:44px; border:none; background:none;
  cursor:pointer; flex-direction:column; justify-content:center; align-items:center; gap:5px;
  border-radius:10px;
}
.nav-toggle span{
  width:22px; height:2px; background:var(--ink); border-radius:2px;
  transition:transform .25s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ===================== Hero ===================== */
.hero{ padding:calc(var(--header-h) + 64px) 0 72px; overflow:hidden; }
.hero-inner{
  max-width:var(--container); margin-inline:auto; padding-inline:24px;
  display:grid; grid-template-columns:1.15fr .85fr; gap:48px; align-items:center;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top:28px; }
.hero-copy .lead{ margin-top:18px; }

.hero-stats{
  display:flex; gap:36px; margin-top:44px; flex-wrap:wrap;
}
.hero-stats dt{
  font-family:var(--font-display); font-weight:640; font-size:1.35rem; color:var(--teal-deep);
}
.hero-stats dd{ font-size:.88rem; color:var(--ink-soft); max-width:150px; }

/* --- Animația de diviziune celulară (semnătura site-ului) --- */
.hero-art{ position:relative; display:flex; justify-content:center; }
.cells{ width:min(420px, 90%); }
.membrane{ fill:rgba(255,255,255,.5); stroke:var(--teal); stroke-width:1.8; }
.nucleus{ fill:var(--teal-deep); opacity:.85; }
.zona{ fill:none; stroke:var(--line); stroke-width:1.4; stroke-dasharray:5 7; animation:rotate 60s linear infinite; transform-origin:210px 210px; }

.stage{ opacity:0; animation:division 12s ease-in-out infinite; transform-origin:210px 210px; }
.stage-1{ animation-delay:0s; }
.stage-2{ animation-delay:4s; }
.stage-3{ animation-delay:8s; }

@keyframes division{
  0%   { opacity:0; transform:scale(.94); }
  6%   { opacity:1; transform:scale(1); }
  30%  { opacity:1; transform:scale(1.015); }
  36%  { opacity:0; transform:scale(1.05); }
  100% { opacity:0; }
}
@keyframes rotate{ to{ transform:rotate(360deg); } }

/* ===================== Secțiuni ===================== */
.section{ padding:88px 0; }
.section-tint{ background:linear-gradient(180deg, var(--teal-soft) 0%, var(--porcelain) 100%); }

.split{ display:grid; grid-template-columns:1fr 1.4fr; gap:56px; align-items:start; }
.split-main p + p{ margin-top:1em; }
.split-main{ font-size:1.05rem; color:var(--ink-soft); }
.split-main strong{ color:var(--ink); }

.section-head{
  display:flex; justify-content:space-between; align-items:flex-end; gap:24px;
  flex-wrap:wrap; margin-bottom:38px;
}

/* ===================== Carduri expertiză ===================== */
.cards{
  display:grid; grid-template-columns:repeat(4, 1fr); gap:22px; margin-top:40px;
}
.card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px 24px; transition:transform .22s ease, box-shadow .22s ease;
  scroll-margin-top:calc(var(--header-h) + 20px);
}
.card:hover{ transform:translateY(-6px); box-shadow:var(--shadow); }
.card-icon{ width:44px; height:44px; color:var(--teal); margin-bottom:18px; }
.card h3{ margin-bottom:10px; }
.card p{ font-size:.95rem; color:var(--ink-soft); }

/* ===================== Articole ===================== */
.filters{ display:flex; gap:8px; flex-wrap:wrap; }
.chip{
  padding:8px 18px; border-radius:999px; border:1.5px solid var(--line);
  background:var(--white); color:var(--ink-soft); font-weight:500; font-size:.9rem;
  cursor:pointer; font-family:var(--font-body);
  transition:background .18s ease, color .18s ease, border-color .18s ease;
}
.chip:hover{ border-color:var(--teal); color:var(--teal-deep); }
.chip.is-active{ background:var(--ink); border-color:var(--ink); color:#fff; }

.posts{ display:grid; grid-template-columns:repeat(2, 1fr); gap:22px; }
.post{
  border:1px solid var(--line); border-radius:var(--radius); background:var(--white);
  transition:transform .22s ease, box-shadow .22s ease, opacity .3s ease;
}
.post.is-hidden{ display:none; }
.post:hover{ transform:translateY(-5px); box-shadow:var(--shadow); }
.post a{ display:block; padding:28px; color:inherit; }
.post a:hover{ text-decoration:none; }
.post-cat{ font-size:.78rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--teal-deep); margin-bottom:10px; }
.post h3{ margin-bottom:10px; }
.post-excerpt{ color:var(--ink-soft); font-size:.97rem; }
.post-meta{ margin-top:16px; font-size:.85rem; color:var(--ink-soft); opacity:.8; }

/* ===================== Bandă Origyn ===================== */
.band{ background:var(--ink); color:#fff; padding:64px 0; }
.band-inner{ display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap; }
.band h2{ color:#fff; margin-bottom:8px; }
.band p{ color:rgba(255,255,255,.75); max-width:56ch; }

/* ===================== Contact ===================== */
.contact-list{ list-style:none; margin-top:18px; display:grid; gap:8px; color:var(--ink-soft); }
.contact-form{ display:grid; gap:16px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.contact-form label{ display:grid; gap:6px; font-weight:600; font-size:.92rem; }
.contact-form input, .contact-form textarea{
  padding:13px 15px; border:1.5px solid var(--line); border-radius:10px;
  font-family:var(--font-body); font-size:1rem; background:var(--white); color:var(--ink);
  transition:border-color .18s ease, box-shadow .18s ease;
}
.contact-form input:focus, .contact-form textarea:focus{
  outline:none; border-color:var(--teal); box-shadow:0 0 0 3px rgba(15,169,142,.18);
}
.form-note{ font-size:.83rem; color:var(--ink-soft); opacity:.8; }

/* ===================== Footer ===================== */
.footer{ border-top:1px solid var(--line); padding:44px 0; background:var(--white); }
.footer-inner{ display:flex; justify-content:space-between; align-items:center; gap:24px; flex-wrap:wrap; }
.footer-tag{ font-size:.88rem; color:var(--ink-soft); }
.footer-links{ display:flex; gap:20px; flex-wrap:wrap; }
.footer-links a{ color:var(--ink-soft); font-size:.93rem; }
.footer-links a:hover{ color:var(--teal-deep); }
.footer-copy{ font-size:.85rem; color:var(--ink-soft); }

/* ===================== Animații la scroll ===================== */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s ease, transform .7s ease; }
.reveal.is-visible{ opacity:1; transform:none; }
.delay-1{ transition-delay:.1s; } .delay-2{ transition-delay:.2s; }
.delay-3{ transition-delay:.3s; } .delay-4{ transition-delay:.4s; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  .stage, .zona{ animation:none; }
  .stage-1{ opacity:1; }
  *{ transition-duration:.01ms !important; animation-duration:.01ms !important; }
}

/* ===================== Responsive ===================== */
@media (max-width: 1020px){
  .cards{ grid-template-columns:repeat(2, 1fr); }
  .hero-inner{ grid-template-columns:1fr; }
  .hero-art{ order:-1; }
  .cells{ width:min(300px, 70%); }
  .split{ grid-template-columns:1fr; gap:28px; }
}

@media (max-width: 820px){
  .nav-toggle{ display:flex; }
  .nav-menu{
    position:fixed; top:var(--header-h); left:0; right:0;
    background:var(--white); border-bottom:1px solid var(--line);
    flex-direction:column; align-items:stretch; gap:0; padding:12px 16px 20px;
    box-shadow:var(--shadow);
    transform:translateY(-12px); opacity:0; visibility:hidden;
    transition:transform .25s ease, opacity .25s ease, visibility .25s;
    max-height:calc(100vh - var(--header-h)); overflow-y:auto;
  }
  .nav-menu.is-open{ transform:translateY(0); opacity:1; visibility:visible; }
  .nav-link{ width:100%; justify-content:space-between; padding:14px 12px; border-radius:10px; font-size:1.02rem; }
  .nav-cta{ margin-top:8px; text-align:center; justify-content:center; }

  /* Submeniu tip acordeon pe mobil */
  .submenu{
    position:static; min-width:0; box-shadow:none; border:none; background:var(--teal-soft);
    border-radius:10px; margin:2px 0 6px; padding:6px;
    opacity:1; visibility:visible; transform:none;
    display:none;
  }
  .has-submenu.is-open .submenu{ display:block; }

  .posts{ grid-template-columns:1fr; }
  .cards{ grid-template-columns:1fr; }
  .field-row{ grid-template-columns:1fr; }
  .section{ padding:64px 0; }
  .band-inner{ flex-direction:column; align-items:flex-start; }
}