/* ============================================================
   VINAYAKAM CONSULTANTS — Brand System
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Spectral:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Hanken+Grotesk:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* Greens / Teals — growth */
  --teal-950:#052420;
  --teal-900:#06302C;
  --teal-800:#0A4239;   /* primary deep */
  --teal-700:#0E5A4D;
  --teal-600:#14796A;
  --teal-500:#1E9D89;   /* bright growth accent */
  --teal-300:#7FC6B8;
  --teal-100:#D6ECE6;

  /* Premium gold accent — used sparingly */
  --gold:#C9A24B;
  --gold-soft:#E6D4A3;

  /* Neutrals — warm, green-tinted */
  --ink:#13201D;
  --ink-soft:#2A3A36;
  --muted:#5E6E69;
  --muted-2:#8A968F;
  --line:rgba(19,32,29,.12);
  --line-strong:rgba(19,32,29,.2);

  --paper:#F5F3EC;       /* warm off-white page bg */
  --paper-2:#FBFAF4;     /* lighter card bg */
  --white:#FEFEFB;

  /* Fonts */
  --serif:'Spectral', Georgia, 'Times New Roman', serif;
  --sans:'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --mono:'IBM Plex Mono', ui-monospace, 'SF Mono', monospace;

  --maxw:1240px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 1px 2px rgba(19,32,29,.06), 0 2px 8px rgba(19,32,29,.05);
  --shadow-md:0 10px 30px rgba(6,48,44,.10), 0 2px 8px rgba(19,32,29,.05);
  --shadow-lg:0 30px 70px rgba(6,48,44,.18);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
::selection{background:var(--teal-500);color:#fff;}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.wrap-tight{max-width:920px;margin:0 auto;padding:0 32px;}
section{position:relative;}

/* ---------- Type ---------- */
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:500;line-height:1.05;letter-spacing:-.015em;color:var(--ink);}
h1{font-size:clamp(40px,6vw,76px);}
h2{font-size:clamp(30px,4vw,50px);}
h3{font-size:clamp(21px,2.4vw,28px);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}

.eyebrow{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--teal-600);
  font-weight:500;
  display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--gold);display:inline-block;}
.eyebrow.on-dark{color:var(--teal-300);}
.eyebrow.on-dark::before{background:var(--gold);}

.lead{font-size:clamp(18px,1.6vw,21px);color:var(--ink-soft);line-height:1.55;}
.serif{font-family:var(--serif);}
.italic{font-style:italic;}
.muted{color:var(--muted);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--sans);font-weight:600;font-size:15.5px;
  padding:14px 24px;border-radius:999px;border:1.5px solid transparent;
  transition:.22s ease;line-height:1;white-space:nowrap;
}
.btn .arr{transition:transform .22s ease;}
.btn:hover .arr{transform:translateX(4px);}
.btn-primary{background:var(--teal-800);color:#fff;}
.btn-primary:hover{background:var(--teal-700);}
.btn-gold{background:var(--gold);color:var(--teal-950);}
.btn-gold:hover{background:var(--gold-soft);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--ink);background:rgba(19,32,29,.03);}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.3);}
.btn-ghost.on-dark:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-lg{padding:17px 30px;font-size:16.5px;}

.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--teal-700);font-size:15.5px;}
.link-arrow .arr{transition:transform .22s ease;}
.link-arrow:hover .arr{transform:translateX(4px);}

/* ---------- Logo ---------- */
.logo{display:inline-flex;align-items:center;gap:13px;}
.logo .mark{flex:none;}
.logo .wordmark{display:flex;flex-direction:column;line-height:1;}
.logo .wordmark .name{font-family:var(--serif);font-weight:600;font-size:21px;letter-spacing:-.01em;color:var(--ink);}
.logo .wordmark .sub{font-family:var(--mono);font-size:9.5px;letter-spacing:.34em;text-transform:uppercase;color:var(--muted);margin-top:4px;}
.logo.on-dark .wordmark .name{color:#fff;}
.logo.on-dark .wordmark .sub{color:var(--teal-300);}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(245,243,236,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{font-size:15px;font-weight:500;color:var(--ink-soft);transition:color .18s;position:relative;}
.nav-links a:hover{color:var(--teal-700);}
.nav-links a.active{color:var(--teal-800);}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--gold);border-radius:2px;}
.nav-cta{display:flex;align-items:center;gap:16px;}
.nav-toggle{display:none;background:none;border:none;padding:8px;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:4px 0;border-radius:2px;}

/* ---------- Sections / utility ---------- */
.section{padding:104px 0;}
.section-sm{padding:72px 0;}
.dark{background:var(--teal-900);color:#EAF3F0;}
.dark h1,.dark h2,.dark h3{color:#fff;}
.dark .muted{color:#9DB5AF;}
.center{text-align:center;}
.deep{background:var(--teal-800);color:#EAF3F0;}

.tag{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-700);background:var(--teal-100);padding:6px 12px;border-radius:999px;}

/* ---------- Cards ---------- */
.card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;transition:.25s ease;}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:transparent;}
.grid{display:grid;gap:22px;}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}

/* Placeholder imagery */
.ph{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:
    repeating-linear-gradient(135deg,rgba(14,90,77,.07) 0 10px,rgba(14,90,77,.02) 10px 20px),
    var(--teal-100);
  display:flex;align-items:center;justify-content:center;
  color:var(--teal-700);font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  border:1px solid var(--line);min-height:180px;text-align:center;padding:20px;
}
.ph.on-dark{background:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 10px,rgba(255,255,255,.02) 10px 20px),rgba(255,255,255,.04);color:var(--teal-300);border-color:rgba(255,255,255,.12);}

/* ---------- Footer ---------- */
.footer{background:var(--teal-950);color:#BFD4CE;padding:80px 0 36px;}
.footer h4{color:#fff;font-family:var(--sans);font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-bottom:18px;}
.footer a{color:#9DB5AF;font-size:15px;display:block;padding:6px 0;transition:color .18s;}
.footer a:hover{color:var(--teal-300);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:54px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;font-size:13.5px;color:#7E948E;flex-wrap:wrap;gap:14px;}

/* ---------- Inner page hero ---------- */
.page-hero{padding:58px 0 56px;border-bottom:1px solid var(--line);background:var(--paper-2);position:relative;overflow:hidden;}
.page-hero.dark{background:var(--teal-900);}
.crumb{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:22px;display:flex;gap:8px;}
.crumb a{color:var(--muted);}.crumb a:hover{color:var(--teal-700);}
.page-hero.dark .crumb,.page-hero.dark .crumb a{color:#9DB5AF;}
.page-hero h1{font-size:clamp(38px,5vw,62px);max-width:18ch;}
.page-hero .lead{margin-top:22px;max-width:58ch;}
.page-hero.dark h1{color:#fff;}.page-hero.dark .lead{color:#B9D2CC;}

/* mobile menu */
.mobile-menu{display:none;}
.mobile-menu.open{display:block !important;border-top:1px solid var(--line);background:var(--paper-2);padding:14px 0;}
.mobile-menu a{display:block;padding:13px 32px;font-weight:500;color:var(--ink-soft);border-bottom:1px solid var(--line);}
.mobile-menu a:last-child{border-bottom:none;}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:none;}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .nav-links,.nav-cta .btn{display:none;}
  .nav-toggle{display:block;}
  .g-4{grid-template-columns:repeat(2,1fr);}
  .g-3{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media(max-width:620px){
  .wrap,.wrap-tight{padding:0 20px;}
  .section{padding:72px 0;}
  .g-2,.g-4{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  body{font-size:16px;}
}

/* ============================================================
   CROSS-DEVICE / MOBILE HARDENING  (Android · iOS · tablets)
   ============================================================ */
/* Never allow a stray element to cause sideways scrolling */
html,body{max-width:100%;overflow-x:hidden;}
/* Smooth momentum scrolling on touch + avoid tap-highlight flash */
body{-webkit-overflow-scrolling:touch;}
a,button{-webkit-tap-highlight-color:rgba(14,90,77,.15);}
/* Media never overflows its column */
img,svg,video,iframe{max-width:100%;}

/* iOS zooms the page when you focus an input smaller than 16px.
   Force all form controls to 16px so that never happens.       */
input,select,textarea{font-size:16px;}

/* Comfortable tap targets (Apple/Google guidance ≈ 44px) */
@media(max-width:980px){
  .nav-toggle{min-width:44px;min-height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;}
  .nav-links a,.mobile-menu a{min-height:44px;display:flex;align-items:center;}
  .btn{padding:15px 24px;}
  .footer a{padding:10px 0;}
}
/* Tablet portrait: ease three-up grids to two-up */
@media(min-width:621px) and (max-width:980px){
  .g-3{grid-template-columns:repeat(2,1fr);}
}