/* Monkilla — unified site theme (premium light-card + dark nav/hero).
   Linked by all tool pages and the /tools/ hub. One place to change the look. */
:root{
  --dark:#0b1519; --dark2:#11232a; --border-dark:#233943;
  --gold:#f5b722; --gold2:#f59e0b; --gold-glow:rgba(245,183,34,.22);
  --bg:#f4f7f9; --card:#fff; --b:#dbe4ea; --b2:#c7d4dc;
  --text:#172a3a; --muted:#576d7e;
  --green:#158055; --green-bg:#e6f6ee; --red:#c92a3b; --blue:#1c6ba8;
  --radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}
a{color:var(--blue)}
img{max-width:100%}

/* NAV */
.site-nav{background:var(--dark);border-bottom:1px solid var(--border-dark);padding:12px clamp(16px,4vw,48px);display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:0;z-index:100}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--gold);text-decoration:none;font-weight:800;font-size:1.15rem;letter-spacing:-.3px}
.brand img{border-radius:8px;display:block}
.nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.nav-links a{color:#cfdce3;text-decoration:none;font-size:.86rem;font-weight:600;padding:6px 12px;border-radius:99px;transition:all .18s ease;white-space:nowrap}
.nav-links a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-links a.active{background:rgba(245,183,34,.16);color:var(--gold)}
.nav-links a.highlight-link{background:linear-gradient(90deg,var(--gold),var(--gold2));color:var(--dark)!important;font-weight:750;box-shadow:0 2px 10px rgba(245,183,34,.25)}
.nav-links a.coin-link{border:1px solid rgba(245,183,34,.55);color:var(--gold)}
.nav-links a.coin-link:hover{background:rgba(245,183,34,.14);color:var(--gold)}

/* HERO */
.hero{background:radial-gradient(circle at 85% 10%,rgba(245,183,34,.15) 0%,transparent 45%),linear-gradient(180deg,var(--dark) 0%,var(--dark2) 100%);color:#fff;padding:32px clamp(16px,4vw,48px) 44px;border-bottom:1px solid var(--border-dark)}
.hero-inner{max-width:900px;margin:0 auto}
.breadcrumbs{font-size:.82rem;color:#8ea6b3;margin-bottom:14px}
.breadcrumbs a{color:#8ea6b3;text-decoration:none}
.breadcrumbs a:hover{color:var(--gold)}
.breadcrumbs span{margin:0 7px;color:#4d6472}
.badge{display:inline-block;background:rgba(245,183,34,.14);border:1px solid rgba(245,183,34,.4);color:var(--gold);font-size:.72rem;font-weight:700;letter-spacing:.4px;text-transform:uppercase;padding:5px 11px;border-radius:99px;margin-bottom:12px}
.hero h1{font-size:clamp(1.6rem,4vw,2.3rem);line-height:1.18;margin:0 0 10px;color:#fff}
.hero p{color:#b9c9d2;font-size:1.02rem;max-width:720px}
.hero p strong{color:#fff}

/* LAYOUT */
.wrap{max-width:900px;margin:0 auto;padding:0 clamp(16px,4vw,24px)}
main{padding:26px 0 10px}
h2{font-size:1.4rem;margin:34px 0 12px;color:var(--text)}
h3{font-size:1.08rem;margin:20px 0 6px;color:var(--text)}
p,ul,ol{margin:12px 0}
ul,ol{padding-left:22px}
li{margin:6px 0}
strong{color:#0d1b26}
.lead{font-size:1.08rem;color:#334b5c;margin:4px 0 0}

/* CARD + CALCULATOR CONTROLS */
.card,.calc{background:var(--card);border:1px solid var(--b);border-radius:16px;padding:22px;margin:20px 0;box-shadow:0 1px 3px rgba(23,42,58,.04)}
label{display:block;font-size:.82rem;color:var(--muted);font-weight:600;margin:12px 0 5px}
input,select,textarea{width:100%;background:#fff;border:1px solid var(--b2);color:var(--text);border-radius:10px;padding:12px;font-size:1rem;font-family:inherit;outline:none;transition:border-color .15s}
input:focus,select:focus,textarea:focus{border-color:var(--gold)}
textarea{min-height:110px;resize:vertical}
input[type=checkbox]{width:auto}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.sub{color:var(--muted);font-size:.9rem;margin:2px 0 14px}
.sect{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);margin:20px 0 4px;border-top:1px solid var(--b);padding-top:14px}
.note{color:var(--muted);font-size:.82rem;margin-top:12px;line-height:1.5}
.note b{color:var(--text)}

/* RESULT + STATS */
.result{background:var(--green-bg);border:1px solid #bfe6d2;border-radius:10px;padding:14px 16px;margin-top:16px;font-size:1rem;color:#0d4a33}
.result b{color:#0a3a28}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;margin-top:18px}
.stat{background:#f7fafb;border:1px solid var(--b);border-radius:10px;padding:14px;text-align:center}
.stat .n{font-size:1.35rem;color:#0d4a33;font-weight:800}
.stat .l{font-size:.74rem;color:var(--muted);margin-top:3px}

/* SEG TOGGLES + BUTTONS */
.seg{display:flex;gap:6px;background:#eef3f5;border:1px solid var(--b);border-radius:12px;padding:5px;margin:4px 0 8px;flex-wrap:wrap}
.seg button{flex:1;min-width:90px;background:transparent;border:none;color:var(--muted);font-weight:700;font-size:.88rem;padding:9px 10px;border-radius:9px;cursor:pointer;width:auto}
.seg button.on{background:#fff;color:var(--text);box-shadow:0 1px 3px rgba(23,42,58,.12)}
.btns{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:14px}
.btn{background:linear-gradient(90deg,var(--gold),var(--gold2));color:var(--dark);font-weight:700;border:none;border-radius:10px;padding:11px 18px;font-size:.92rem;cursor:pointer;width:auto}
.btn:hover{filter:brightness(1.05)}
.btn.ghost{background:#fff;border:1px solid var(--b2);color:var(--text)}
.cta{display:inline-block;background:linear-gradient(90deg,var(--gold),var(--gold2));color:var(--dark);font-weight:700;padding:12px 22px;border-radius:12px;text-decoration:none;margin:8px 0}

/* FAQ + RELATED TILES */
.faq{border-top:1px solid var(--b);padding-top:6px}
.faq h3{margin-bottom:2px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:18px 0}
.tile{background:var(--card);border:1px solid var(--b);border-radius:12px;padding:16px;text-decoration:none;color:var(--text);transition:border-color .15s,transform .15s}
.tile:hover{border-color:var(--gold);transform:translateY(-2px)}
.tile b{color:#0d1b26;display:block}
.tile span{display:block;color:var(--muted);font-size:.82rem;margin-top:4px}

/* COIN TOSS */
.coin-wrap{display:flex;flex-direction:column;align-items:center;gap:12px;padding:10px 0}
.coin{width:120px;height:120px;position:relative;transform-style:preserve-3d;transition:none}
.coin.spin{animation:coinspin 1.15s ease-out forwards}
@keyframes coinspin{to{transform:rotateX(var(--end,1800deg))}}
.coin .face{position:absolute;inset:0;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:3rem;backface-visibility:hidden;background:linear-gradient(145deg,#f7d774,#f5b722);border:4px solid #d99a0c;box-shadow:0 6px 18px rgba(0,0,0,.2)}
.coin .tails{transform:rotateX(180deg)}
.coin-res{font-size:1.2rem;font-weight:700;min-height:28px}
.coin-tally{display:flex;gap:20px;color:var(--muted);font-size:.9rem}
.coin-tally b{color:var(--text)}

/* ADS */
.adbox{margin:26px 0;text-align:center;min-height:90px}

/* FOOTER */
.site-footer{background:var(--dark);color:#90a5b0;border-top:1px solid var(--border-dark);margin-top:50px;padding:30px clamp(16px,4vw,48px);font-size:.85rem;text-align:center}
.site-footer a{color:var(--gold);text-decoration:none;margin:0 2px}
.site-footer p{margin-top:10px;color:#6f8593;font-size:.8rem;line-height:1.5}

@media(max-width:620px){.row,.row3{grid-template-columns:1fr}.grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.nav-links{gap:4px}.nav-links a{padding:6px 9px;font-size:.8rem}}