/* ============================================================
   SMSEA India — design system  (white / light)
   Brand colours come straight from the logo:
   navy #003078 · sky #009ce4 · mid blue #006cb4 · maroon #840024
   ============================================================ */

:root{
  /* brand */
  --navy-900:#00152f;
  --navy-800:#00214d;
  --navy:#003078;
  --blue:#006cb4;
  --sky:#009ce4;
  --sky-200:#7fd3f5;
  --sky-050:#eef7fd;
  --maroon:#840024;
  --maroon-600:#a8102f;
  /* Kapil asked for the big numerals in the yellow tgl.co uses. Not a logo
     colour — it exists only for those numbers. */
  --gold:#f2be3c;

  /* neutrals */
  --ink:#0d1526;
  --ink-70:#4a5568;
  --ink-45:#7b8698;
  --line:#e6ecf3;
  --line-2:#f0f4f9;
  --paper:#ffffff;
  --paper-2:#f4f7fb;

  /* on dark (used only inside photo bands) */
  --d-ink-70:rgba(232,242,252,.78);
  --d-line:rgba(255,255,255,.16);

  /* type — Poppins throughout */
  --f-display:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --f-text:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;

  /* layout */
  --max:1280px;
  --gut:clamp(20px,4vw,44px);
  --nav-h:64px;

  --ease:cubic-bezier(.2,.8,.25,1);
  --sh-1:0 2px 8px rgba(13,21,38,.05), 0 12px 30px rgba(13,21,38,.06);
  --sh-2:0 6px 18px rgba(13,21,38,.07), 0 26px 60px rgba(13,21,38,.10);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:var(--f-text);
  background:var(--paper);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  line-height:1.6;
}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
::selection{background:var(--sky);color:#fff}

/* ---------------------------------------------------------- type */
.display{
  font-family:var(--f-display);font-weight:700;
  letter-spacing:-.025em;line-height:1.06;
  font-size:clamp(2.3rem,5vw,4.1rem);
}
.h2{
  font-family:var(--f-display);font-weight:700;
  letter-spacing:-.02em;line-height:1.14;
  font-size:clamp(1.75rem,3.3vw,2.7rem);
}
.h3{
  font-family:var(--f-display);font-weight:700;
  letter-spacing:-.02em;line-height:1.18;
  font-size:clamp(1.15rem,1.7vw,1.44rem);
}
.h4{font-family:var(--f-display);font-weight:600;letter-spacing:-.01em;font-size:1.04rem;line-height:1.35}
.eyebrow{
  font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--maroon);display:inline-flex;align-items:center;gap:.75em;
}
.eyebrow::before{content:"";width:26px;height:2px;background:currentColor;border-radius:2px}
.eyebrow.on-dark{color:var(--sky-200)}
.lede{font-size:clamp(.99rem,1.15vw,1.1rem);line-height:1.78;color:var(--ink-70);font-weight:400}
.lede.on-dark{color:var(--d-ink-70)}
p{color:var(--ink-70)}

/* ---------------------------------------------------------- layout */
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--gut)}
.section{padding-block:clamp(58px,7.5vw,110px)}
.section--tint{background:var(--paper-2)}
.section--tight{padding-block:clamp(40px,5vw,72px)}
.head{max-width:56ch}
.head .h2{margin-top:14px}
.head .lede{margin-top:18px}
.head--center{margin-inline:auto;text-align:center;max-width:62ch}
.head--center .eyebrow{justify-content:center}
.head--center .eyebrow::before{display:none}
.head--center .eyebrow::after{content:"";position:absolute;left:50%;transform:translateX(-50%);
  margin-top:2.4em;width:46px;height:3px;border-radius:2px;background:var(--sky)}
.head--center .eyebrow{position:relative}

/* ---------------------------------------------------------- buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  padding:14px 26px;border-radius:999px;
  font-weight:600;font-size:.93rem;letter-spacing:0;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .22s,color .22s,border-color .22s;
}
.btn svg{width:18px;height:18px;flex:0 0 auto}
.btn--primary{background:var(--navy);color:#fff;box-shadow:0 8px 22px rgba(0,48,120,.24)}
.btn--primary:hover{background:var(--blue);transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,108,180,.30)}
.btn--sky{background:var(--sky);color:#fff;box-shadow:0 8px 22px rgba(0,156,228,.30)}
.btn--sky:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(0,156,228,.40)}
.btn--ghost{border:1.5px solid var(--line);color:var(--ink);background:#fff}
.btn--ghost:hover{border-color:var(--navy);color:var(--navy);transform:translateY(-2px)}
.btn--ghost-d{border:1.5px solid var(--d-line);color:#fff}
.btn--ghost-d:hover{border-color:#fff;background:rgba(255,255,255,.1);transform:translateY(-2px)}
.btn--white{background:#fff;color:var(--navy);box-shadow:0 10px 26px rgba(0,0,0,.18)}
.btn--white:hover{transform:translateY(-2px)}
.btn--sm{padding:11px 20px;font-size:.88rem}
.btn--wide{width:100%}
.btns{display:flex;gap:12px;flex-wrap:wrap}

/* text link with arrow */
.tlink{display:inline-flex;align-items:center;gap:.5em;font-weight:600;color:var(--navy);font-size:.93rem}
.tlink svg{width:16px;height:16px;transition:transform .25s var(--ease)}
.tlink:hover svg{transform:translateX(4px)}

/* ============================================================
   HEADER — utility strip · centred logo · nav row that sticks
   ============================================================ */
.hdr{position:relative;z-index:900;background:#fff}

/* ---- utility strip ---- */
.hdr__util{background:var(--navy-900);color:rgba(255,255,255,.8);font-size:.8rem}
.hdr__util-in{display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:38px;padding-block:7px}
.hdr__tag{font-weight:500;letter-spacing:.01em}
.hdr__util-links{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.hdr__util-links a{display:inline-flex;align-items:center;gap:7px;font-weight:500;
  transition:color .2s}
.hdr__util-links a:hover{color:var(--sky-200)}
.hdr__util-links svg{width:14px;height:14px;flex:0 0 auto;color:var(--sky)}

/* ---- centred logo row ---- */
.hdr__brand{background:#fff}
.hdr__brand-in{position:relative;display:grid;grid-template-columns:1fr auto 1fr;
  align-items:center;gap:16px;padding-block:clamp(16px,2.2vw,26px)}
.hdr__logo{grid-column:2;display:flex;justify-content:center}
.hdr__logo img{height:clamp(56px,6vw,78px);width:auto}
.hdr__side{display:flex;align-items:center}
.hdr__side--r{grid-column:3;justify-content:flex-end}

/* ---- nav row ---- */
.hdr__bar{position:sticky;top:0;z-index:900;background:#fff;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease)}
.hdr__bar.is-stuck{box-shadow:0 6px 26px rgba(13,21,38,.10)}
.hdr__bar-in{display:flex;align-items:center;justify-content:center;gap:10px;min-height:56px}
.hdr__nav{display:flex;align-items:center;gap:2px}
.hdr__link{
  display:inline-flex;align-items:center;gap:5px;
  padding:9px 16px;border-radius:999px;
  font-size:.92rem;font-weight:500;color:var(--ink);white-space:nowrap;
  transition:background .2s,color .2s;
}
.hdr__link svg{width:13px;height:13px;transition:transform .25s var(--ease)}
.hdr__link:hover{background:var(--sky-050);color:var(--navy)}
.hdr__link.is-here{color:var(--navy);background:var(--sky-050);font-weight:600}

/* mini logo + CTA slide in once the bar is stuck */
.hdr__mini,.hdr__bar-cta{
  max-width:0;opacity:0;overflow:hidden;padding-inline:0;margin:0;pointer-events:none;
  transition:max-width .4s var(--ease),opacity .3s var(--ease),margin .4s var(--ease);
}
.hdr__mini img{height:36px;width:auto;border-radius:6px}
.hdr__bar.is-stuck .hdr__mini{max-width:80px;opacity:1;margin-right:auto;pointer-events:auto}
.hdr__bar.is-stuck .hdr__bar-cta{max-width:180px;opacity:1;margin-left:auto;
  padding-inline:20px;pointer-events:auto}

/* ---- services dropdown ---- */
.hdr__item{position:relative}
.hdr__item:hover .hdr__link svg{transform:rotate(180deg)}
.hdr__menu{
  position:absolute;top:calc(100% + 12px);left:50%;transform:translate(-50%,10px);
  width:min(560px,88vw);
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:0 24px 60px rgba(13,21,38,.16);
  padding:12px;display:grid;grid-template-columns:1fr 1fr;gap:2px;
  opacity:0;visibility:hidden;
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.hdr__item:hover .hdr__menu,.hdr__item:focus-within .hdr__menu{
  opacity:1;visibility:visible;transform:translate(-50%,0)}
.hdr__menu a{display:flex;align-items:center;gap:11px;padding:12px 13px;border-radius:13px;
  font-size:.92rem;font-weight:500;color:var(--ink);transition:background .18s,color .18s}
.hdr__menu a:hover{background:var(--sky-050);color:var(--navy)}
.hdr__menu svg{width:18px;height:18px;flex:0 0 auto;stroke:var(--blue);fill:none;
  stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* ---- burger + drawer ---- */
.hdr__burger{display:none;position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:46px;height:46px;border-radius:14px;place-items:center;
  border:1px solid var(--line);background:#fff}
.hdr__burger span{display:block;width:19px;height:2px;border-radius:2px;background:var(--ink);
  transition:transform .32s var(--ease),opacity .2s}
.hdr__burger span+span{margin-top:5px}
.hdr__burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hdr__burger.is-open span:nth-child(2){opacity:0}
.hdr__burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.drawer{
  position:fixed;inset:0 0 0 auto;width:min(400px,90vw);z-index:950;background:#fff;
  box-shadow:-20px 0 60px rgba(13,21,38,.20);
  transform:translateX(101%);visibility:hidden;overflow-y:auto;
  transition:transform .4s var(--ease),visibility .4s;
}
.drawer.is-open{transform:none;visibility:visible}
.drawer__x{position:absolute;top:16px;right:16px;width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;border:1px solid var(--line);background:#fff;color:var(--ink)}
.drawer__x:hover{background:var(--sky-050);color:var(--navy)}
.drawer__x svg{width:19px;height:19px}
.drawer__in{padding:76px 22px 40px}
.drawer__h{font-size:.68rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink-45);margin:22px 0 10px}
.drawer__in>.drawer__h:first-child{margin-top:0}
.drawer__svc a,.drawer__co a{display:flex;align-items:center;gap:11px;padding:12px 12px;
  border-radius:12px;font-size:.95rem;font-weight:500;transition:background .18s,color .18s}
.drawer__svc a:hover,.drawer__co a:hover{background:var(--sky-050);color:var(--navy)}
.drawer__svc svg{width:18px;height:18px;flex:0 0 auto;stroke:var(--blue);fill:none;
  stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.drawer__talk{background:var(--paper-2);border-radius:18px;padding:20px;margin-top:26px}
.drawer__talk p{font-size:.86rem}
.drawer__talk a.big{display:block;font-weight:600;font-size:1.02rem;color:var(--navy);margin-top:4px}
.drawer__talk .btn{margin-top:16px}
.scrim{position:fixed;inset:0;z-index:940;background:rgba(0,21,47,.5);
  opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s}
.scrim.is-open{opacity:1;visibility:visible}

@media (max-width:1180px){
  .hdr__tag{display:none}
  .hdr__util-in{justify-content:center}
  .hdr__link{padding-inline:12px;font-size:.88rem}
}
@media (max-width:1000px){
  .hdr__bar{display:none}
  .hdr__burger{display:grid}
  .hdr__side--r{display:none}
  .hdr__brand-in{grid-template-columns:1fr auto 1fr}
}
@media (max-width:620px){
  .hdr__util{font-size:.76rem}
  .hdr__util-in{min-height:34px;padding-block:6px}
  .hdr__util-links{gap:18px;flex-wrap:nowrap}
  /* email is the longest item and the least tappable on a phone — the mail
     icon in the footer covers it. Phone and WhatsApp stay on one line. */
  .hdr__util-links a:first-child{display:none}
  .hdr__logo img{height:54px}
  .hdr__burger{width:42px;height:42px;border-radius:12px}
}

/* ---------------------------------------------------------- reveal */
.rv{opacity:0;transform:translateY(30px);
  transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}
/* boxes that drop in from above, with a small overshoot at the landing */
.rv--drop{transform:translateY(-42px)}
.rv--drop.in{transform:none}
.rv--drop{transition:opacity .55s var(--ease),
                     transform .72s cubic-bezier(.18,.89,.32,1.24)}

.rv-d1{transition-delay:.07s}.rv-d2{transition-delay:.14s}.rv-d3{transition-delay:.21s}
.rv-d4{transition-delay:.28s}.rv-d5{transition-delay:.35s}.rv-d6{transition-delay:.42s}

/* ---------------------------------------------------------- footer */
.ftr{background:var(--paper-2);border-top:1px solid var(--line);padding-block:clamp(50px,6vw,80px) 28px}
.ftr__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:clamp(28px,4vw,52px)}
.ftr__logo{display:inline-block}
.ftr__logo img{height:52px;width:auto;transition:opacity .25s var(--ease)}
.ftr__logo:hover img{opacity:.78}
.ftr__grid p{font-size:.92rem;line-height:1.8}
.ftr h4{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-45);
  font-weight:700;margin-bottom:15px}
.ftr__grid a{color:var(--ink-70);font-size:.92rem;line-height:2}
.ftr__grid a:hover{color:var(--navy)}
.ftr__contact a{display:block;font-weight:700;color:var(--navy);font-size:.98rem}
.ftr__contact a:hover{color:var(--sky)}
.ftr__bot{margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.84rem;color:var(--ink-45)}
.ftr__bot a{color:var(--ink-45)}
.ftr__bot a:hover{color:var(--navy)}
@media (max-width:900px){.ftr__grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.ftr__grid{grid-template-columns:1fr}}

/* ---------------------------------------------------------- utilities */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0}
.center{text-align:center}
.mx-auto{margin-inline:auto}
.maxw-60{max-width:60ch}.maxw-52{max-width:52ch}.maxw-46{max-width:46ch}.maxw-34{max-width:34ch}
.mt-s{margin-top:14px}.mt-m{margin-top:26px}.mt-l{margin-top:40px}

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

/* ---------------------------------------------------------- phone tap targets */
/* Inline links are only as tall as their text (~20px). On a phone the footer and
   the utility strip need a real box to hit. */
@media (max-width:820px){
  .ftr__grid a{display:block;padding-block:11px;line-height:1.35}
  .ftr__grid a + br{display:none}
  .ftr__contact a{padding-block:9px}
  .ftr h4{margin-bottom:6px}
}
@media (max-width:620px){
  .hdr__util-in{min-height:42px}
  .hdr__util-links a{padding-block:11px}
  .ftr__bot{gap:10px}
  .ftr__bot a{display:inline-block;padding-block:8px}
}