/* =========================================================
   VODA ACADEMY — Design System
   Sections: 1.Tokens 2.Reset 3.Utilities 4.Navbar 5.Buttons
   6.Hero 7.Sections-common 8.Home 9.Kids 10.Mobile-app
   11.Enterprise (dark theme) 12.Founders/About 13.Footer
   14.Animations 15.Responsive
   ========================================================= */

/* ---------- 1. TOKENS ---------- */
:root{
  --blue-900:#003459;
  --blue-700:#007EA7;
  --blue-500:#00A8E8;
  --blue-400:#48CAE4;
  --blue-100:#E9F7FD;
  --blue-50:#F4FBFE;
  --purple-500:#7C5CFC;
  --purple-100:#EFEBFF;
  --orange-500:#FF9F1C;
  --orange-100:#FFF1DC;
  --green-500:#17C978;
  --green-100:#E4FBF0;
  --pink-500:#FF5D8F;
  --ink-900:#0B1626;
  --ink-700:#33475B;
  --ink-500:#5B7089;
  --ink-300:#8FA3B8;
  --white:#FFFFFF;
  --surface:#FBFDFF;
  --border:#E3EEF5;

  --font-display:'Space Grotesk', sans-serif;
  --font-body:'Poppins', sans-serif;

  --radius-sm:12px;
  --radius-md:20px;
  --radius-lg:32px;
  --radius-full:999px;

  --shadow-sm:0 4px 16px rgba(0,52,89,0.06);
  --shadow-md:0 12px 40px rgba(0,52,89,0.10);
  --shadow-lg:0 24px 60px rgba(0,52,89,0.16);
  --shadow-glow:0 0 0 1px rgba(0,168,232,0.15), 0 20px 50px rgba(0,168,232,0.25);

  --ease:cubic-bezier(.16,.84,.44,1);
  --container:1240px;
}

/* Enterprise dark theme tokens (scoped to body.theme-enterprise) */
body.theme-enterprise{
  --bg-deep:#060912;
  --bg-panel:#0B1120;
  --bg-panel-2:#111a2e;
  --ent-teal:#20E3C2;
  --ent-blue:#4F8DFD;
  --ent-gold:#D8B45C;
  --ent-text:#E7ECF6;
  --ent-text-dim:#8C9AB3;
  --ent-border:rgba(255,255,255,0.08);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  color:var(--ink-900);
  background:var(--white);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.15;font-weight:700;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 3. UTILITIES ---------- */
.gradient-text{
  background:linear-gradient(100deg,var(--blue-500),var(--purple-500) 60%,var(--pink-500));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.theme-enterprise .gradient-text{
  background:linear-gradient(100deg,var(--ent-teal),var(--ent-blue));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 18px;border-radius:var(--radius-full);
  background:var(--blue-100);color:var(--blue-700);
  font-weight:600;font-size:0.82rem;letter-spacing:.02em;
  border:1px solid rgba(0,168,232,0.18);
}
.theme-enterprise .eyebrow{
  background:rgba(32,227,194,0.08);color:var(--ent-teal);
  border:1px solid rgba(32,227,194,0.25);
}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal.in-view{opacity:1;transform:translateY(0);}
.reveal-scale{opacity:0;transform:scale(.92);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal-scale.in-view{opacity:1;transform:scale(1);}
.reveal-l{opacity:0;transform:translateX(-40px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal-l.in-view{opacity:1;transform:translateX(0);}
.reveal-r{opacity:0;transform:translateX(40px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal-r.in-view{opacity:1;transform:translateX(0);}
.stagger .reveal:nth-child(1){transition-delay:.05s}
.stagger .reveal:nth-child(2){transition-delay:.12s}
.stagger .reveal:nth-child(3){transition-delay:.19s}
.stagger .reveal:nth-child(4){transition-delay:.26s}
.stagger .reveal:nth-child(5){transition-delay:.33s}
.stagger .reveal:nth-child(6){transition-delay:.4s}
.stagger .reveal:nth-child(7){transition-delay:.47s}
.stagger .reveal:nth-child(8){transition-delay:.54s}
.stagger .reveal:nth-child(9){transition-delay:.61s}

/* ---------- 4. NAVBAR ---------- */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:18px 0;transition:all .4s var(--ease);
}
.navbar.scrolled{
  padding:10px 0;background:rgba(255,255,255,0.85);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-sm);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.nav-logo img{height:42px;}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{font-weight:600;font-size:0.9rem;color:var(--ink-700);position:relative;padding:6px 0;white-space:nowrap;}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:2px;
  background:linear-gradient(90deg,var(--blue-500),var(--purple-500));
  transition:width .3s var(--ease);
}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--blue-700);}
.nav-cta-wrap{display:flex;align-items:center;gap:14px;}
.hamburger{display:none;flex-direction:column;gap:5px;width:28px;z-index:1200;}
.hamburger span{height:2px;background:var(--ink-900);border-radius:2px;transition:all .3s var(--ease);}

/* enterprise navbar */
body.theme-enterprise .navbar{background:transparent;}
body.theme-enterprise .navbar.scrolled{
  background:rgba(6,9,18,0.82);box-shadow:0 12px 30px rgba(0,0,0,0.4);
  border-bottom:1px solid var(--ent-border);
}
body.theme-enterprise .nav-links a{color:var(--ent-text-dim);}
body.theme-enterprise .nav-links a:hover,body.theme-enterprise .nav-links a.active{color:var(--ent-text);}
body.theme-enterprise .nav-links a::after{background:linear-gradient(90deg,var(--ent-teal),var(--ent-blue));}
body.theme-enterprise .hamburger span{background:var(--ent-text);}

/* ---------- 5. BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:var(--radius-full);
  font-weight:600;font-size:0.95rem;transition:all .35s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(120deg,var(--blue-500),var(--blue-700));
  color:var(--white);box-shadow:0 10px 30px rgba(0,168,232,0.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(0,168,232,0.45);}
.btn-outline{
  background:var(--white);color:var(--blue-700);
  border:1.5px solid var(--border);box-shadow:var(--shadow-sm);
}
.btn-outline:hover{border-color:var(--blue-500);transform:translateY(-3px);}
.btn-ghost{color:var(--ink-700);padding:15px 8px;}
.btn-ghost:hover{color:var(--blue-700);}
.btn-lg{padding:19px 40px;font-size:1.02rem;}
.btn-sm{padding:11px 22px;font-size:.85rem;}
.btn svg,.btn i{font-size:1em;}

body.theme-enterprise .btn-primary{
  background:linear-gradient(120deg,var(--ent-teal),var(--ent-blue));
  color:#05141b;box-shadow:0 10px 30px rgba(32,227,194,0.25);
}
body.theme-enterprise .btn-outline{
  background:transparent;color:var(--ent-text);
  border:1.5px solid var(--ent-border);box-shadow:none;
}
body.theme-enterprise .btn-outline:hover{border-color:var(--ent-teal);}

/* ---------- 6. HERO (shared skeleton) ---------- */
.hero{
  position:relative;padding:170px 0 110px;overflow:hidden;
  background:radial-gradient(1100px 600px at 85% -10%, var(--blue-100), transparent 60%),
             radial-gradient(900px 500px at -10% 100%, var(--purple-100), transparent 55%),
             var(--surface);
}
.hero-bg-blobs{position:absolute;inset:0;z-index:0;pointer-events:none;}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;animation:floatBlob 14s ease-in-out infinite;}
.blob-a{width:420px;height:420px;background:var(--blue-400);top:-120px;right:-100px;}
.blob-b{width:340px;height:340px;background:var(--purple-500);opacity:.25;bottom:-100px;left:-80px;animation-delay:-4s;}
.blob-c{width:220px;height:220px;background:var(--orange-500);opacity:.2;top:40%;left:38%;animation-delay:-8s;}
@keyframes floatBlob{
  0%,100%{transform:translate(0,0) scale(1);}
  33%{transform:translate(30px,-25px) scale(1.06);}
  66%{transform:translate(-20px,20px) scale(.96);}
}
.particles{position:absolute;inset:0;overflow:hidden;z-index:0;pointer-events:none;}
.particle{position:absolute;width:8px;height:8px;border-radius:50%;background:var(--blue-400);opacity:.5;animation:floatUp 9s linear infinite;}
@keyframes floatUp{
  0%{transform:translateY(0) translateX(0);opacity:0;}
  10%{opacity:.6;}
  100%{transform:translateY(-620px) translateX(40px);opacity:0;}
}

/* ---------- 7. SECTION COMMON ---------- */
section{position:relative;padding:110px 0;}
.section-head{max-width:720px;margin:0 auto 60px;text-align:center;}
.section-head.left{margin:0 0 56px;text-align:left;}
.section-title{font-size:clamp(1.9rem,3.6vw,2.9rem);margin:16px 0;}
.section-sub{color:var(--ink-500);font-size:1.08rem;line-height:1.7;}
.bg-soft{background:linear-gradient(180deg,var(--blue-50),var(--white));}
.bg-tint{background:var(--blue-50);}

/* ============ HOME ============ */
.hero-home .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center;position:relative;z-index:2;}
.hero-title{font-size:clamp(2.4rem,5vw,3.9rem);margin:20px 0;}
.hero-desc{font-size:1.12rem;color:var(--ink-500);line-height:1.75;max-width:560px;margin-bottom:34px;}
.hero-desc strong{color:var(--ink-900);}
.hero-cta-row{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:44px;}
.hero-stats{display:flex;gap:38px;flex-wrap:wrap;}
.hero-stat b{display:block;font-family:var(--font-display);font-size:2rem;color:var(--blue-700);}
.hero-stat span{color:var(--ink-500);font-size:.88rem;}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;}
.hero-visual > img{width:88%;filter:drop-shadow(0 30px 40px rgba(0,52,89,.25));animation:bob 5s ease-in-out infinite;}
.hero-visual .phone-frame{animation:bob 5s ease-in-out infinite;}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-18px)}}
.ring{position:absolute;border-radius:50%;border:2px dashed rgba(0,168,232,.35);animation:spin 30s linear infinite;}
.ring-1{width:340px;height:340px;}
.ring-2{width:440px;height:440px;border-color:rgba(124,92,252,.25);animation-duration:44s;animation-direction:reverse;}
@keyframes spin{to{transform:rotate(360deg)}}

/* Audience split cards */
.audience-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;}
.audience-card{
  position:relative;border-radius:var(--radius-lg);padding:48px 40px;overflow:hidden;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease);
  box-shadow:var(--shadow-md);
}
.audience-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg);}
.audience-kids{background:linear-gradient(150deg,#EAF8FF,#F5F0FF);border:1px solid var(--border);}
.audience-enterprise{background:linear-gradient(150deg,#0B1120,#132038);color:var(--ent-text,#fff);border:1px solid rgba(255,255,255,.08);}
.audience-icon{width:64px;height:64px;border-radius:18px;display:flex;align-items:center;justify-content:center;font-size:1.7rem;margin-bottom:24px;}
.audience-kids .audience-icon{background:linear-gradient(135deg,var(--blue-500),var(--purple-500));color:#fff;}
.audience-enterprise .audience-icon{background:linear-gradient(135deg,#20E3C2,#4F8DFD);color:#05141b;}
.audience-card h3{font-size:1.7rem;margin-bottom:12px;}
.audience-enterprise h3{color:#fff;}
.audience-card p{color:var(--ink-500);line-height:1.7;margin-bottom:28px;}
.audience-enterprise p{color:#AAB6CC;}
.audience-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;}
.audience-chip{padding:7px 14px;border-radius:var(--radius-full);font-size:.82rem;font-weight:600;}
.audience-kids .audience-chip{background:rgba(0,168,232,.1);color:var(--blue-700);}
.audience-enterprise .audience-chip{background:rgba(32,227,194,.1);color:#20E3C2;}
.audience-card .btn{width:fit-content;}

/* trust strip */
.map-embed{margin-top:50px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--border);line-height:0;}

/* FAQ accordion */
.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:4px 26px;box-shadow:var(--shadow-sm);transition:box-shadow .3s var(--ease);}
.faq-item[open]{box-shadow:var(--shadow-md);}
.faq-item summary{padding:20px 0;font-weight:600;font-size:1.02rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;color:var(--ink-900);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:'+';font-size:1.5rem;color:var(--blue-500);flex:none;transition:transform .3s var(--ease);}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding:0 0 22px;margin:0;color:var(--ink-500);line-height:1.7;font-size:.95rem;}
.faq-item p a{color:var(--blue-700);font-weight:600;text-decoration:underline;}
.trust-strip{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;}
.trust-pill{
  display:flex;align-items:center;gap:12px;padding:16px 24px;border-radius:var(--radius-full);
  background:var(--white);border:1px solid var(--border);box-shadow:var(--shadow-sm);
  font-weight:600;font-size:.92rem;color:var(--ink-700);
}
.trust-pill i{color:var(--blue-500);font-size:1.15rem;}

/* logo/mockup phone reused */
.phone-frame{
  width:260px;border-radius:36px;padding:10px;background:var(--ink-900);
  box-shadow:0 30px 60px rgba(0,20,40,.35);position:relative;
}
.phone-frame img{border-radius:26px;}
.phone-frame::before{content:'';position:absolute;top:22px;left:50%;transform:translateX(-50%);width:70px;height:6px;border-radius:4px;background:#000;opacity:.4;}

/* native phone home-screen mockup (no raster screenshot) */
.phone-screen-mock{
  width:240px;aspect-ratio:9/18.5;border-radius:26px;overflow:hidden;position:relative;
  background:linear-gradient(165deg,#E8F6FD 0%,#F1ECFE 45%,#FFF3E4 100%);
  padding:22px 14px 14px;display:flex;flex-direction:column;
}
.psm-topbar{display:flex;justify-content:flex-end;gap:5px;align-items:center;font-size:.58rem;font-weight:700;color:#1a2b3c;margin-bottom:12px;}
.psm-greeting strong{display:block;font-size:.86rem;color:#0B1626;}
.psm-greeting span{font-size:.56rem;color:#5B7089;}
.psm-mascot-bubble{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.75);border-radius:16px;padding:8px;margin:10px 0;}
.psm-mascot-bubble img{width:32px;height:32px;object-fit:contain;flex:none;}
.psm-bubble{background:#fff;border-radius:10px;padding:6px 9px;font-size:.56rem;font-weight:600;color:#1a2b3c;box-shadow:0 2px 6px rgba(0,0,0,.08);flex:1;}
.psm-tiles{display:grid;grid-template-columns:1fr 1fr;gap:7px;flex:1;}
.psm-tile{border-radius:13px;padding:9px;display:flex;flex-direction:column;justify-content:space-between;}
.psm-tile i{font-size:.8rem;margin-bottom:12px;}
.psm-tile strong{font-size:.56rem;font-weight:700;line-height:1.2;}
.psm-tile.t1{background:#DCEEFB;color:#0077C8;}
.psm-tile.t2{background:#E9E4FE;color:#6A4FE0;}
.psm-tile.t3{background:#FDEBD0;color:#D98324;}
.psm-tile.t4{background:#DDF5E8;color:#1BA860;}
.psm-navbar{display:flex;justify-content:space-around;padding-top:9px;margin-top:8px;border-top:1px solid rgba(0,0,0,.06);}
.psm-navbar div{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.46rem;font-weight:600;color:#8FA3B8;}
.psm-navbar div i{font-size:.7rem;}
.psm-navbar div.active{color:var(--blue-700);}

/* ============ KIDS PAGE ============ */
body.theme-kids{--accent:var(--blue-500);}
.hero-kids{background:radial-gradient(1200px 650px at 90% -10%,var(--blue-100),transparent 60%),radial-gradient(700px 500px at 5% 90%,var(--orange-100),transparent 60%),var(--surface);}
.hero-kids .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;position:relative;z-index:2;}
.age-badge{display:inline-flex;align-items:center;gap:10px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-full);padding:10px 20px;box-shadow:var(--shadow-sm);font-weight:700;color:var(--blue-700);margin-bottom:18px;}

.value-props-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:20px;}
.value-prop{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:28px 20px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .4s var(--ease);}
.value-prop:hover{transform:translateY(-6px);}
.value-prop i{font-size:1.7rem;color:var(--blue-500);margin-bottom:14px;display:block;}
.value-prop span{display:block;font-weight:600;font-size:.92rem;color:var(--ink-700);}

.journey-path{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;margin-top:56px;}
.journey-dot{width:40px;height:40px;border-radius:50%;background:var(--white);border:2px solid var(--blue-400);color:var(--blue-700);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.82rem;flex:none;box-shadow:var(--shadow-sm);}
.journey-dot.alt{background:linear-gradient(135deg,var(--blue-500),var(--purple-500));border-color:transparent;color:#fff;}
.journey-line{width:20px;height:2px;background:repeating-linear-gradient(90deg,var(--blue-400) 0 5px,transparent 5px 10px);flex:none;opacity:.6;}
.journey-flag{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--orange-500),#ff7a1c);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex:none;margin-left:6px;box-shadow:var(--shadow-sm);}
.module-tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:48px;}
.module-tab{padding:10px 20px;border-radius:var(--radius-full);border:1.5px solid var(--border);font-weight:600;font-size:.85rem;color:var(--ink-500);transition:all .3s var(--ease);}
.module-tab.active,.module-tab:hover{border-color:var(--blue-500);color:var(--blue-700);background:var(--blue-100);}

.modules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.module-card{
  background:var(--white);border-radius:var(--radius-lg);padding:32px 28px;border:1px solid var(--border);
  box-shadow:var(--shadow-sm);transition:transform .45s var(--ease),box-shadow .45s var(--ease);
  position:relative;overflow:hidden;
}
.module-card:hover{transform:translateY(-8px) rotate(-.3deg);box-shadow:var(--shadow-lg);}
.module-num{position:absolute;top:20px;right:24px;font-family:var(--font-display);font-size:2.4rem;font-weight:700;color:var(--blue-100);}
.module-icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;margin-bottom:20px;}
.module-card h3{font-size:1.2rem;margin-bottom:10px;}
.module-card p{color:var(--ink-500);font-size:.92rem;line-height:1.65;margin-bottom:16px;}
.module-tags{display:flex;flex-wrap:wrap;gap:8px;}
.module-tags span{font-size:.75rem;font-weight:600;padding:5px 11px;border-radius:var(--radius-full);background:var(--blue-50);color:var(--blue-700);}

/* palette rotation for icons */
.c1{background:linear-gradient(135deg,var(--blue-500),var(--blue-700));}
.c2{background:linear-gradient(135deg,var(--purple-500),#5b3ff0);}
.c3{background:linear-gradient(135deg,var(--orange-500),#ff7a1c);}
.c4{background:linear-gradient(135deg,var(--green-500),#0aa85f);}
.c5{background:linear-gradient(135deg,var(--pink-500),#e0357c);}

/* gamification / classroom */
.split-panel{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.feature-check-list li{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;color:var(--ink-700);font-weight:500;}
.feature-check-list i{color:var(--green-500);margin-top:3px;}
.mock-panel{background:linear-gradient(155deg,var(--blue-900),var(--blue-700));border-radius:var(--radius-lg);padding:40px;color:#fff;box-shadow:var(--shadow-lg);}
.mock-devices{display:flex;gap:16px;margin-top:24px;}
.mock-devices div{flex:1;background:rgba(255,255,255,.1);border-radius:16px;padding:22px;text-align:center;font-size:1.4rem;border:1px solid rgba(255,255,255,.15);}

/* real photo frames */
.photo-frame{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);}
.photo-frame img{display:block;width:100%;height:auto;}
.photo-frame.centered{max-width:760px;margin:40px auto 0;}
.photo-badge{position:absolute;left:20px;right:20px;bottom:20px;display:flex;align-items:center;gap:14px;background:rgba(255,255,255,.94);backdrop-filter:blur(6px);border-radius:var(--radius-md);padding:14px 18px;box-shadow:var(--shadow-md);}
.photo-badge i{font-size:1.4rem;color:var(--blue-500);flex-shrink:0;}
.photo-badge strong{display:block;font-size:.95rem;color:var(--ink-900);}
.photo-badge span{display:block;font-size:.82rem;color:var(--ink-500);}
@media(max-width:560px){.photo-badge{flex-direction:column;align-items:flex-start;gap:6px;}}

/* MEB / security section */
.meb-section{background:linear-gradient(160deg,#062033,#0B3A55 60%,#0B3A55);color:#fff;border-radius:var(--radius-lg);margin:0 24px;padding:70px 60px;overflow:hidden;position:relative;}
.meb-section::before{content:'';position:absolute;inset:0;background:radial-gradient(600px 400px at 90% 0%,rgba(0,168,232,.25),transparent 60%);}
.meb-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;position:relative;z-index:1;}
.meb-badge{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);}
.meb-list{margin-top:28px;display:flex;flex-direction:column;gap:22px;}
.meb-item{display:flex;gap:18px;align-items:flex-start;}
.meb-item .ico{width:46px;height:46px;flex:none;border-radius:14px;background:rgba(0,168,232,.18);display:flex;align-items:center;justify-content:center;color:var(--blue-400);font-size:1.15rem;}
.meb-item h4{font-size:1.02rem;margin-bottom:5px;}
.meb-item p{color:#B7CBDA;font-size:.92rem;line-height:1.6;}
.meb-source{margin-top:26px;font-size:.82rem;color:#8FB4CC;}
.meb-source a{color:var(--blue-400);text-decoration:underline;}
.shield-visual{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;}
.shield-core{width:180px;height:180px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#3AD1FF,#0B3A55 70%);display:flex;align-items:center;justify-content:center;font-size:4rem;box-shadow:0 0 0 14px rgba(255,255,255,.05),0 0 60px rgba(58,209,255,.4);animation:pulseShield 3.5s ease-in-out infinite;}
@keyframes pulseShield{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}
.badge-row{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;}
.mini-badge{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);padding:10px 16px;border-radius:var(--radius-full);font-size:.82rem;font-weight:600;}

/* trust flow diagram ("Voda neden güvenilir?") */
.trust-flow-wrap{margin-top:60px;padding-top:56px;border-top:1px solid rgba(255,255,255,.12);position:relative;z-index:1;}
.trust-flow-wrap.standalone{margin-top:0;padding-top:0;border-top:none;}
.trust-flow{display:flex;align-items:stretch;gap:18px;}
.trust-panel{flex:1 1 0;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);padding:26px 24px;display:flex;flex-direction:column;}
.trust-panel.main{flex:1.5 1 0;background:linear-gradient(160deg,rgba(124,92,252,.12),rgba(0,168,232,.08));border-color:rgba(124,92,252,.35);}
.trust-panel.result{flex:.85 1 0;align-items:center;justify-content:center;text-align:center;background:rgba(23,201,120,.06);border-color:rgba(23,201,120,.3);}
.trust-eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-400);margin-bottom:10px;}
.trust-panel h4{color:#fff;font-size:1.08rem;margin-bottom:10px;}
.trust-panel p{color:#B7CBDA;font-size:.88rem;line-height:1.6;}
.trust-check-chip{display:flex;gap:10px;align-items:center;background:rgba(23,201,120,.12);border:1px solid rgba(23,201,120,.3);border-radius:12px;padding:11px 14px;margin-top:auto;font-size:.82rem;color:#B7EFD3;}
.trust-check-chip i{color:#17C978;}
.trust-arrow{flex:0 0 auto;align-self:center;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--blue-400);font-size:1rem;background:rgba(72,202,228,.12);}
.trust-mascot-card{background:#fff;border-radius:16px;padding:16px;text-align:center;margin-bottom:18px;}
.trust-mascot-card img.mascot{width:76px;margin:0 auto 8px;}
.trust-mascot-card .wordmark{display:block;font-family:var(--font-display);font-weight:700;font-size:1.05rem;color:var(--blue-900);letter-spacing:.01em;}
.trust-badge-list{display:flex;flex-direction:column;gap:10px;}
.trust-badge-item{display:flex;gap:12px;align-items:flex-start;background:rgba(255,255,255,.06);border-radius:14px;padding:11px 13px;}
.trust-num{width:28px;height:28px;flex:none;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;color:#fff;}
.trust-num.n1{background:#7C5CFC;}
.trust-num.n2{background:#FF5D8F;}
.trust-num.n3{background:#17C978;}
.trust-num.n4{background:#D8B45C;}
.trust-badge-item strong{display:block;font-size:.88rem;color:#fff;}
.trust-badge-item span{font-size:.8rem;color:#B7CBDA;}
.trust-result-icon{width:64px;height:64px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#3AD1FF,#0B3A55 75%);display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:#fff;margin-bottom:14px;box-shadow:0 0 0 8px rgba(255,255,255,.05),0 0 36px rgba(58,209,255,.4);}
.trust-panel.result h4{margin-bottom:0;}
@media (max-width:920px){
  .trust-flow{flex-direction:column;}
  .trust-panel,.trust-panel.main,.trust-panel.result{flex:1 1 auto;}
  .trust-arrow{transform:rotate(90deg);align-self:center;}
}

/* parent control */
.parent-panel{margin:60px 24px 0;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:44px;box-shadow:var(--shadow-md);}
.control-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:28px;}
.control-item{text-align:center;padding:24px 14px;border-radius:var(--radius-md);background:var(--blue-50);}
.control-item i{font-size:1.5rem;color:var(--blue-600,var(--blue-700));margin-bottom:10px;}
.control-item span{display:block;font-weight:600;font-size:.88rem;color:var(--ink-700);}

/* ============ VODA MOBILE PAGE ============ */
.hero-mobile{background:radial-gradient(1100px 600px at 15% -10%,var(--purple-100),transparent 60%),radial-gradient(800px 500px at 100% 100%,var(--blue-100),transparent 55%),var(--surface);}
.hero-mobile .hero-grid{display:grid;grid-template-columns:1fr .85fr;gap:50px;align-items:center;}
.store-badges{display:flex;gap:14px;margin-top:8px;flex-wrap:wrap;}
.store-badge{display:flex;align-items:center;gap:10px;background:var(--ink-900);color:#fff;padding:12px 20px;border-radius:14px;font-size:.85rem;font-weight:600;transition:transform .3s var(--ease);}
.store-badge:hover{transform:translateY(-3px);}
.store-badge i{font-size:1.4rem;}

.app-features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.app-feature-card{display:flex;gap:18px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:26px;box-shadow:var(--shadow-sm);transition:transform .4s var(--ease);}
.app-feature-card:hover{transform:translateY(-6px);}
.app-feature-card .ico{width:50px;height:50px;flex:none;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem;}
.app-feature-card h4{margin-bottom:6px;font-size:1.05rem;}
.app-feature-card p{color:var(--ink-500);font-size:.9rem;line-height:1.6;}

.parent-settings-mock{background:var(--ink-900);border-radius:var(--radius-lg);padding:6px;box-shadow:var(--shadow-lg);max-width:300px;}
.parent-settings-inner{background:linear-gradient(180deg,#0e1b2b,#0B1626);border-radius:26px;padding:26px 22px;color:#fff;}
.psm-plan{background:rgba(0,168,232,.12);border:1px solid rgba(0,168,232,.3);border-radius:16px;padding:16px;margin-bottom:16px;}
.psm-row{display:flex;justify-content:space-between;font-size:.8rem;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.08);color:#B7CBDA;}
.psm-row b{color:#fff;}

/* ============ ENTERPRISE PAGE (dark) ============ */
body.theme-enterprise{background:var(--bg-deep);color:var(--ent-text);}
.theme-enterprise section{background:transparent;}
.theme-enterprise .hero{
  background:
    radial-gradient(1000px 560px at 88% -10%, rgba(32,227,194,.14), transparent 60%),
    radial-gradient(800px 500px at 5% 100%, rgba(79,141,253,.14), transparent 55%),
    var(--bg-deep);
}
.theme-enterprise .hero::after{
  content:'';position:absolute;inset:0;z-index:0;opacity:.35;pointer-events:none;
  background-image:linear-gradient(var(--ent-border) 1px,transparent 1px),linear-gradient(90deg,var(--ent-border) 1px,transparent 1px);
  background-size:64px 64px;mask-image:radial-gradient(circle at 70% 20%,black,transparent 70%);
}
.theme-enterprise .hero-grid{position:relative;z-index:2;}
.theme-enterprise .section-sub{color:var(--ent-text-dim);}
.theme-enterprise .hero-desc{color:var(--ent-text-dim);}
.theme-enterprise .hero-desc strong{color:#fff;}
.theme-enterprise .hero-stat b{color:var(--ent-teal);}
.theme-enterprise .hero-stat span{color:var(--ent-text-dim);}

.dept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.dept-card{
  background:linear-gradient(160deg,var(--bg-panel),var(--bg-panel-2));
  border:1px solid var(--ent-border);border-radius:var(--radius-lg);padding:32px 28px;
  transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease);
  position:relative;overflow:hidden;
}
.dept-card::before{
  content:'';position:absolute;inset:-1px;border-radius:inherit;padding:1px;
  background:linear-gradient(140deg,rgba(32,227,194,.5),transparent 40%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .4s;
}
.dept-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(32,227,194,.12);border-color:rgba(32,227,194,.35);}
.dept-card:hover::before{opacity:1;}
.dept-icon{width:52px;height:52px;border-radius:14px;background:rgba(32,227,194,.1);border:1px solid rgba(32,227,194,.25);display:flex;align-items:center;justify-content:center;color:var(--ent-teal);font-size:1.25rem;margin-bottom:22px;}
.dept-card h3{font-size:1.15rem;margin-bottom:10px;color:#fff;}
.dept-card p{color:var(--ent-text-dim);font-size:.9rem;line-height:1.65;}
.dept-tag{display:inline-block;margin-top:14px;font-size:.72rem;font-weight:700;letter-spacing:.04em;color:var(--ent-gold);text-transform:uppercase;}

.chip-strip{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:40px;}
.chip{padding:10px 18px;border-radius:var(--radius-full);border:1px solid var(--ent-border);color:var(--ent-text-dim);font-size:.85rem;background:var(--bg-panel);}

.process-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.process-step{background:var(--bg-panel);border:1px solid var(--ent-border);border-radius:var(--radius-md);padding:28px 22px;}
.process-step .step-num{font-family:var(--font-display);font-size:1.6rem;color:var(--ent-teal);margin-bottom:14px;}
.process-step h4{color:#fff;margin-bottom:8px;font-size:1rem;}
.process-step p{color:var(--ent-text-dim);font-size:.85rem;line-height:1.6;}

.ent-cta{
  background:linear-gradient(135deg,#0d2a26,#0b1120 60%);border:1px solid var(--ent-border);
  border-radius:var(--radius-lg);padding:70px 50px;text-align:center;
}
.ent-cta h3{color:#fff;font-size:2rem;margin-bottom:14px;}
.ent-cta p{color:var(--ent-text-dim);max-width:560px;margin:0 auto 30px;}

/* ============ ABOUT / FOUNDERS ============ */
.founders-grid{display:grid;grid-template-columns:1fr 1.1fr 1fr;gap:0;align-items:stretch;background:linear-gradient(160deg,var(--blue-900),var(--blue-700));border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);}
.founder-card{padding:44px 34px;text-align:center;color:#fff;}
.founder-photo{width:120px;height:120px;border-radius:50%;margin:0 auto 18px;overflow:hidden;border:3px solid rgba(255,255,255,.35);}
.founder-photo img{width:100%;height:100%;object-fit:cover;}
.founder-card h4{font-size:1.15rem;margin-bottom:4px;}
.founder-card .role{color:var(--blue-400);font-weight:600;font-size:.85rem;margin-bottom:14px;}
.founder-card .meta{color:#C7DEEA;font-size:.85rem;line-height:1.7;}
.founder-linkedin{display:inline-flex;align-items:center;gap:7px;margin-top:16px;padding:8px 16px;border-radius:var(--radius-full);background:rgba(255,255,255,.12);color:#fff;font-size:.82rem;font-weight:600;border:1px solid rgba(255,255,255,.25);transition:background .3s var(--ease),transform .3s var(--ease);}
.founder-linkedin:hover{background:rgba(255,255,255,.24);transform:translateY(-2px);}
.founder-linkedin i{color:#4F9EFF;}
.founder-story{padding:50px 40px;display:flex;flex-direction:column;justify-content:center;background:rgba(255,255,255,.06);}
.founder-story h3{font-size:1.3rem;margin-bottom:16px;}
.founder-story blockquote{font-size:1.05rem;font-style:italic;color:#EAF4FA;border-left:3px solid var(--blue-400);padding-left:18px;margin-bottom:18px;line-height:1.6;}
.founder-story p{color:#C7DEEA;font-size:.92rem;line-height:1.7;}

/* team */
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.team-card{background:#fff;border:1px solid var(--border);border-top:4px solid var(--blue-500);border-radius:var(--radius-lg);padding:34px 26px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.team-photo{width:100px;height:100px;border-radius:50%;margin:0 auto 18px;overflow:hidden;}
.team-photo img{width:100%;height:100%;object-fit:cover;}
.team-card h4{font-size:1.1rem;margin-bottom:4px;color:var(--ink-900);}
.team-card .team-role{color:var(--ink-500);font-size:.85rem;margin-bottom:6px;}
.team-card .team-title{color:var(--blue-500);font-weight:600;font-size:.85rem;margin-bottom:14px;}
.team-card .team-desc{color:var(--ink-500);font-size:.85rem;line-height:1.65;}
@media(max-width:900px){.team-grid{grid-template-columns:1fr;max-width:360px;margin:0 auto;}}
.origin-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:50px;}
.origin-step{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px 20px;box-shadow:var(--shadow-sm);}
.origin-step .num{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--blue-500),var(--purple-500));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;margin-bottom:14px;}
.origin-step h5{font-size:.98rem;margin-bottom:6px;}
.origin-step p{color:var(--ink-500);font-size:.85rem;line-height:1.55;}

/* premium "flow" treatment: numbered steps connected like a journey */
.origin-steps.flow-steps{position:relative;z-index:1;}
.origin-steps.flow-steps::before{content:'';position:absolute;top:47px;left:12.5%;right:12.5%;height:3px;background:linear-gradient(90deg,var(--blue-400),var(--purple-500),var(--pink-500));opacity:.4;z-index:0;}
.origin-steps.flow-steps .origin-step{position:relative;z-index:1;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease);}
.origin-steps.flow-steps .origin-step:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:rgba(0,168,232,.35);}
.origin-steps.flow-steps .num{width:46px;height:46px;font-size:1.05rem;box-shadow:0 0 0 6px rgba(0,168,232,.12),0 10px 22px rgba(124,92,252,.35);}

/* premium report cards for Ölçme & Değerlendirme */
.pop-cards .module-card{border-top:4px solid transparent;}
.pop-cards .module-card:nth-child(1){border-top-color:var(--blue-500);}
.pop-cards .module-card:nth-child(2){border-top-color:var(--orange-500);}
.pop-cards .module-card:nth-child(3){border-top-color:var(--green-500);}
.pop-cards .module-icon{width:66px;height:66px;font-size:1.6rem;border-radius:18px;box-shadow:0 12px 26px rgba(0,52,89,.22);}

/* soft decorative section background */
.section-decor{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0;}
.section-decor .blob{opacity:.22;}
.section-decor ~ *{position:relative;z-index:1;}

/* ============ FOOTER ============ */
.site-footer{background:var(--ink-900);color:#B7CBDA;padding:70px 0 30px;}
.theme-enterprise .site-footer{background:#04060c;}
.footer-top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand img{height:40px;margin-bottom:14px;}
.footer-brand p{font-size:.85rem;line-height:1.7;color:#8FA3B8;max-width:280px;}
.footer-col h5{color:#fff;font-size:.92rem;margin-bottom:18px;}
.footer-col a{display:block;color:#8FA3B8;font-size:.88rem;margin-bottom:12px;transition:color .3s;}
.footer-col a:hover{color:var(--blue-400);}
.footer-social{display:flex;gap:12px;margin-top:16px;}
.footer-social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;}
.footer-social a:hover{background:var(--blue-500);color:#fff;}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.82rem;color:#6E85A0;}

/* video modal */
.video-modal{position:fixed;inset:0;z-index:3000;display:none;align-items:center;justify-content:center;padding:24px;}
.video-modal.open{display:flex;}
.video-modal-overlay{position:absolute;inset:0;background:rgba(3,10,20,.85);backdrop-filter:blur(6px);}
.video-modal-content{position:relative;width:100%;max-width:920px;border-radius:20px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.5);background:#000;}
.video-modal-content video{width:100%;display:block;max-height:80vh;}
.video-modal-close{position:absolute;top:-46px;right:0;width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem;}

/* loading screen */
.loading-screen{position:fixed;inset:0;z-index:5000;background:var(--surface);display:flex;align-items:center;justify-content:center;transition:opacity .6s var(--ease),visibility .6s;}
.loading-screen.hide{opacity:0;visibility:hidden;}
.loader-mascot{width:90px;animation:loaderBob 1.1s ease-in-out infinite;}
@keyframes loaderBob{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-14px) scale(1.06)}}

/* counters */
.counter{font-family:var(--font-display);}

/* back to top */
.to-top{position:fixed;bottom:26px;right:26px;width:48px;height:48px;border-radius:50%;background:var(--blue-500);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);opacity:0;pointer-events:none;transition:all .35s var(--ease);z-index:900;}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0);}
.to-top:not(.show){transform:translateY(10px);}

/* ---------- 15. RESPONSIVE ---------- */
@media (max-width:1080px){
  .modules-grid{grid-template-columns:repeat(2,1fr)!important;}
  .dept-grid{grid-template-columns:repeat(2,1fr);}
  .audience-grid{grid-template-columns:1fr;}
  .founders-grid{grid-template-columns:1fr;}
  .founder-story{order:-1;}
  .control-grid,.value-props-grid{grid-template-columns:repeat(2,1fr);}
  .origin-steps{grid-template-columns:repeat(2,1fr);}
  .process-row{grid-template-columns:repeat(2,1fr);}
  .app-features-grid{grid-template-columns:1fr!important;}
}
@media (max-width:920px){
  .hero-home .hero-grid,.hero-kids .hero-grid,.hero-mobile .hero-grid{grid-template-columns:1fr;}
  .hero-visual{order:-1;margin-bottom:20px;}
  .meb-grid{grid-template-columns:1fr;}
  .split-panel{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
.nav-cta-inline{display:none;}
/* orta genislikli ekranlarda menuyu sigdirmak icin daraltma */
@media (min-width:1240px){
  .nav-links{gap:16px;}
  .nav-cta-wrap .btn-outline{font-size:.78rem;padding:10px 17px;}
}
@media (max-width:1239px){
  .nav-links{
    position:fixed;top:0;right:-100%;height:100vh;width:78%;max-width:340px;
    background:var(--white);flex-direction:column;justify-content:center;gap:26px;
    transition:right .45s var(--ease);box-shadow:-10px 0 40px rgba(0,0,0,.15);
    padding:40px 30px;text-align:center;overflow-y:auto;
  }
  body.theme-enterprise .nav-links{background:var(--bg-panel);}
  .nav-links.open{right:0;}
  .hamburger{display:flex;}
  .nav-cta-wrap .btn-outline{display:none;}
  .nav-cta-inline{display:inline-flex;margin-top:10px;text-align:center;}
}
@media (max-width:768px){
  section{padding:76px 0;}
  .modules-grid,.dept-grid,.app-features-grid{grid-template-columns:1fr!important;}
  .control-grid,.origin-steps,.process-row,.value-props-grid{grid-template-columns:1fr;}
  .meb-section{margin:0 12px;padding:44px 26px;}
  .parent-panel{margin:44px 12px 0;padding:28px;}
  .hero-stats{gap:24px;}
  .footer-top{grid-template-columns:1fr;}
}

/* ============ BLOG ============ */
.blog-hero{padding:130px 0 50px;background:linear-gradient(160deg,var(--blue-50),#fff);position:relative;overflow:hidden;}
.breadcrumb{font-size:.85rem;color:var(--ink-500);margin-bottom:16px;}
.breadcrumb a{color:var(--blue-500);font-weight:500;}
.breadcrumb span{margin:0 7px;opacity:.5;}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.blog-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 26px;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.blog-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.blog-cat{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;font-size:.74rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:5px 12px;border-radius:var(--radius-full);background:var(--blue-50);color:var(--blue-700);margin-bottom:14px;}
.blog-cat.c-guv{background:#E6F7FF;color:#0077B6;}
.blog-cat.c-ebe{background:#FFF1E6;color:#C2410C;}
.blog-cat.c-mev{background:#EEF0FF;color:#4C4FD8;}
.blog-cat.c-egt{background:#E9F9EF;color:#1B7F4D;}
.blog-cat.c-pra{background:#FFEDF3;color:#BE185D;}
.blog-card h3{font-size:1.1rem;line-height:1.4;margin-bottom:10px;color:var(--ink-900);}
.blog-card p{color:var(--ink-500);font-size:.9rem;line-height:1.65;flex:1;}
.blog-meta{display:flex;align-items:center;gap:14px;margin-top:16px;font-size:.8rem;color:var(--ink-300);}
.blog-card-link{margin-top:14px;font-weight:600;font-size:.88rem;color:var(--blue-500);display:inline-flex;align-items:center;gap:7px;}
.blog-card:hover .blog-card-link i{transform:translateX(4px);}
.blog-card-link i{transition:transform .3s var(--ease);}

/* article */
.article-wrap{max-width:760px;margin:0 auto;}
.article-title{font-size:clamp(1.8rem,4vw,2.7rem);line-height:1.22;margin:14px 0 18px;color:var(--ink-900);}
.article-lead{font-size:1.08rem;line-height:1.75;color:var(--ink-700);margin-bottom:8px;}
.article-body{font-size:1rem;line-height:1.8;color:var(--ink-700);}
.article-body h2{font-size:1.42rem;line-height:1.35;margin:44px 0 14px;color:var(--ink-900);}
.article-body h3{font-size:1.12rem;margin:30px 0 10px;color:var(--ink-900);}
.article-body p{margin-bottom:18px;}
.article-body ul,.article-body ol{margin:0 0 20px 22px;}
.article-body li{margin-bottom:10px;}
.article-body strong{color:var(--ink-900);}
.article-body a{color:var(--blue-700);text-decoration:underline;text-underline-offset:3px;}
.article-body table{width:100%;border-collapse:collapse;margin-bottom:22px;font-size:.92rem;}
.article-body th,.article-body td{border:1px solid var(--border);padding:11px 13px;text-align:left;vertical-align:top;}
.article-body th{background:var(--blue-50);color:var(--ink-900);font-weight:600;}
.table-scroll{overflow-x:auto;}
.callout{background:var(--blue-50);border-left:4px solid var(--blue-500);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:20px 24px;margin:26px 0;}
.callout p:last-child{margin-bottom:0;}
.callout.warn{background:#FFF7ED;border-left-color:var(--orange-500);}
.callout.ok{background:#ECFDF3;border-left-color:var(--green-500);}
.callout h4{font-size:1rem;margin-bottom:8px;color:var(--ink-900);}
.bridge-box{background:linear-gradient(150deg,var(--blue-900),var(--blue-700));color:#fff;border-radius:var(--radius-lg);padding:32px 34px;margin:38px 0;box-shadow:var(--shadow-md);}
.bridge-box h4{color:#fff;font-size:1.12rem;margin-bottom:12px;display:flex;align-items:center;gap:10px;}
.bridge-box p{color:#CFE8F5;font-size:.95rem;line-height:1.75;margin-bottom:16px;}
.bridge-box a{color:#fff;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);padding:10px 20px;border-radius:var(--radius-full);font-size:.9rem;transition:background .3s var(--ease);}
.bridge-box a:hover{background:rgba(255,255,255,.26);}
.sources{margin-top:46px;padding-top:26px;border-top:1px solid var(--border);}
.sources h3{font-size:1.05rem;margin-bottom:14px;color:var(--ink-900);}
.sources ol{margin-left:20px;font-size:.88rem;line-height:1.7;color:var(--ink-500);}
.sources li{margin-bottom:9px;}
.sources a{color:var(--blue-700);word-break:break-word;}
.article-note{font-size:.84rem;color:var(--ink-300);line-height:1.65;margin-top:18px;font-style:italic;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media(max-width:980px){.blog-grid,.related-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.blog-grid,.related-grid{grid-template-columns:1fr;}.blog-hero{padding:110px 0 40px;}}