/* =========================================================
   Studio Aarambh — interior design landing page
   Palette: white base, red #ED1C24, charcoal #222, gray #6B7280
   ========================================================= */

:root{
  /* Brand palette taken from the Amiha Design Studio mark */
  --gold:#FFC20E;
  --gold-dark:#E5A800;
  --gold-soft:rgba(255,194,14,.20);
  --navy:#0A2430;
  --navy-deep:#06161E;
  --error:#D92D20;

  --ink:#0A2430;
  --muted:#5C6B74;
  --tint:#F5F7F8;
  --line:#E4E8EA;
  --white:#ffffff;

  --container:1200px;
  --radius:12px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(17,24,39,.06);
  --shadow-md:0 10px 30px rgba(17,24,39,.10);
  --shadow-lg:0 18px 48px rgba(17,24,39,.16);

  --header-h:72px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}

html{
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--header-h) + 16px);
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--white);
  color:var(--ink);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
}

h1,h2,h3{
  font-family:"Poppins","Inter",system-ui,sans-serif;
  color:var(--ink);
  line-height:1.2;
  margin:0 0 .5em;
  letter-spacing:-.01em;
}
p{margin:0 0 1rem;}
img{max-width:100%;display:block;}
a{color:inherit;}

.container{
  width:100%;
  max-width:var(--container);
  margin-inline:auto;
  padding-inline:20px;
}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink);color:#fff;padding:12px 18px;border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}

:where(a,button,input,select,textarea,[tabindex]):focus-visible{
  outline:3px solid rgba(255,194,14,.85);
  box-shadow:0 0 0 5px rgba(10,36,48,.18);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:8px;
  min-height:48px;
  padding:12px 26px;
  border:1px solid transparent;
  border-radius:var(--radius-sm);
  font-family:"Poppins",sans-serif;
  font-size:.95rem;font-weight:600;
  cursor:pointer;
  text-decoration:none;
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), background-color .22s var(--ease), color .22s var(--ease);
}
.btn-primary{background:var(--gold);color:var(--navy);box-shadow:0 6px 16px rgba(10,36,48,.18);}
.btn-primary:hover,.btn-primary:focus-visible{background:var(--gold-dark);transform:translateY(-2px);box-shadow:0 12px 26px rgba(10,36,48,.24);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover,.btn-navy:focus-visible{background:var(--navy-deep);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7);backdrop-filter:blur(2px);}
.btn-ghost:hover,.btn-ghost:focus-visible{background:#fff;color:var(--ink);transform:translateY(-2px);}
.btn-sm{min-height:42px;padding:9px 18px;font-size:.88rem;}
.btn-block{width:100%;}

.link-action{
  background:none;border:0;padding:0;
  color:var(--navy);font-weight:600;font-size:.9rem;
  font-family:"Poppins",sans-serif;
  cursor:pointer;
  border-bottom:1.5px solid transparent;
  transition:border-color .2s var(--ease);
}
.link-action:hover,.link-action:focus-visible{border-bottom-color:var(--gold);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:#fff;
  transition:box-shadow .25s var(--ease);
}
.site-header.is-stuck{box-shadow:0 2px 14px rgba(17,24,39,.10);}
.header-inner{
  height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;}
.brand-mark{
  width:38px;height:38px;border-radius:50%;
  object-fit:contain;
  background:transparent;
  flex-shrink:0;
}
.brand-name{font-family:"Poppins",sans-serif;font-weight:600;font-size:1.06rem;letter-spacing:-.01em;}

.nav-desktop{display:flex;gap:30px;}
.nav-desktop a{
  text-decoration:none;color:var(--ink);font-size:.94rem;font-weight:500;
  padding:6px 0;position:relative;
}
.nav-desktop a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--gold);
  transition:right .25s var(--ease);
}
.nav-desktop a:hover::after,.nav-desktop a:focus-visible::after{right:0;}

.header-actions{display:flex;align-items:center;gap:12px;}

.hamburger{
  display:none;
  width:44px;height:44px;
  background:none;border:1px solid var(--line);border-radius:var(--radius-sm);
  cursor:pointer;
  padding:0;
}
.hamburger span{
  display:block;width:19px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px;
  transition:transform .25s var(--ease), opacity .2s var(--ease);
}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.mobile-nav{
  border-top:1px solid var(--line);
  background:#fff;
  overflow:hidden;
  max-height:0;
  transition:max-height .3s var(--ease);
}
.mobile-nav.is-open{max-height:420px;}
.mobile-nav nav{display:flex;flex-direction:column;padding:8px 20px 20px;}
.mobile-nav a{
  padding:14px 0;text-decoration:none;font-weight:500;
  border-bottom:1px solid var(--line);
}
.mobile-nav .btn{margin-top:16px;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:600px;
  display:flex;align-items:center;
  overflow:hidden;
}
.hero-img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:center 55%;
  transform:scale(1.06);
  animation:heroSettle 1400ms var(--ease) forwards;
}
@keyframes heroSettle{to{transform:scale(1);}}
.hero-scrim{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,14,18,.78) 0%,rgba(12,14,18,.55) 42%,rgba(12,14,18,.12) 78%,rgba(12,14,18,0) 100%);
}
.hero-copy{position:relative;padding-block:72px;max-width:var(--container);}
.hero-copy h1{
  color:#fff;font-size:clamp(2rem,4.6vw,3.35rem);font-weight:600;
  max-width:16ch;margin-bottom:18px;
  text-shadow:0 2px 18px rgba(0,0,0,.25);
}
.hero-copy p{
  color:rgba(255,255,255,.92);font-size:clamp(1rem,1.5vw,1.14rem);
  max-width:48ch;margin-bottom:28px;
}
.hero-buttons{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- section scaffolding ---------- */
.section{padding-block:88px;}
.section-tint{background:var(--tint);}
.section-title{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:600;max-width:22ch;}
.section-sub{color:var(--muted);max-width:60ch;margin-bottom:34px;}

.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:8px;
}
.section-head .section-sub{margin-bottom:26px;}

.slider-nav{display:flex;gap:10px;margin-bottom:34px;flex-shrink:0;}
.slider-btn{
  width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:grid;place-items:center;cursor:pointer;
  transition:background-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease), border-color .2s var(--ease);
}
.slider-btn svg{width:20px;height:20px;}
.slider-btn:hover,.slider-btn:focus-visible{background:var(--navy);border-color:var(--navy);color:var(--gold);transform:translateY(-2px);}
.slider-btn[disabled]{opacity:.35;cursor:default;transform:none;background:#fff;color:var(--ink);border-color:var(--line);}

.center-cta{display:flex;justify-content:center;margin-top:40px;}

/* ---------- why us ---------- */
.why-grid{display:grid;grid-template-columns:1fr;gap:48px;}
.benefits{list-style:none;margin:0 0 34px;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:28px 36px;}
.benefit{display:flex;gap:16px;}
.benefit h3{font-size:1.02rem;font-weight:600;margin-bottom:4px;}
.benefit p{color:var(--muted);font-size:.93rem;margin:0;}
.benefit-icon{
  flex:0 0 46px;width:46px;height:46px;border-radius:var(--radius-sm);
  background:var(--gold-soft);color:var(--navy);
  display:grid;place-items:center;
}
.benefit-icon svg{width:23px;height:23px;}
.why-cta{display:flex;}

.why-portrait{margin:0;}
.why-portrait img{
  width:100%;height:100%;max-height:520px;object-fit:cover;object-position:center 30%;
  border-radius:var(--radius);box-shadow:var(--shadow-md);
}
.why-portrait figcaption{font-size:.78rem;color:var(--muted);margin-top:10px;}

/* ---------- galleries ---------- */
.track{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:calc((100% - 2 * 24px) / 3);
  gap:24px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  scroll-behavior:smooth;
  overscroll-behavior-x:contain;
  -webkit-overflow-scrolling:touch;
  padding-bottom:12px;
  scrollbar-width:none;
}
.track::-webkit-scrollbar{display:none;}

.card{
  scroll-snap-align:start;
  background:#fff;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .25s var(--ease), box-shadow .25s var(--ease);
}
.card:hover,.card:focus-within{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.card-media{aspect-ratio:4/3;overflow:hidden;background:var(--tint);}
.card-media img{
  width:100%;height:100%;object-fit:cover;object-position:center;
  transition:transform .35s var(--ease);
}
.card:hover .card-media img,.card:focus-within .card-media img{transform:scale(1.04);}
.card-body{padding:18px 20px 22px;}
.card-body h3{font-size:1.05rem;font-weight:600;margin-bottom:8px;}
.card-note{color:var(--muted);font-size:.88rem;margin:0;}

/* ---------- process ---------- */
.process{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
  counter-reset:step;
}
.process li{
  padding-top:22px;
  border-top:2px solid var(--line);
  position:relative;
}
.step-no{
  display:inline-grid;place-items:center;
  width:34px;height:34px;border-radius:50%;
  background:var(--navy);color:var(--gold);
  font-family:"Poppins",sans-serif;font-weight:600;font-size:.9rem;
  margin-bottom:12px;
}
.process h3{font-size:1.02rem;font-weight:600;margin-bottom:6px;}
.process p{color:var(--muted);font-size:.92rem;margin:0;}

/* ---------- banners with forms ---------- */
.banner{position:relative;overflow:hidden;padding-block:72px;}
.banner-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;}
.banner-scrim{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,12,16,.85) 0%,rgba(10,12,16,.62) 55%,rgba(10,12,16,.45) 100%);
}
.banner-light .banner-scrim{
  background:linear-gradient(90deg,rgba(10,12,16,.80) 0%,rgba(10,12,16,.55) 60%,rgba(10,12,16,.35) 100%);
}
.banner-inner{
  position:relative;
  display:grid;grid-template-columns:1fr minmax(360px,420px);
  gap:48px;align-items:center;
}
.banner-copy h2{color:#fff;font-size:clamp(1.55rem,2.8vw,2.1rem);font-weight:600;max-width:18ch;}
.banner-copy p{color:rgba(255,255,255,.88);max-width:44ch;}
.banner-sub{font-family:"Poppins",sans-serif;font-size:1.1rem;color:#fff !important;font-weight:500;margin-bottom:14px;}

.form-card{
  background:#fff;border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-lg);
}
.form-card h3{font-size:1.15rem;font-weight:600;margin-bottom:16px;}

.field{margin-bottom:14px;display:flex;flex-direction:column;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field label{font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:6px;}
.field input,.field select{
  font:inherit;font-size:.94rem;
  min-height:46px;padding:10px 12px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;color:var(--ink);
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
  width:100%;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(255,194,14,.35);
}
.field input.is-invalid,.field select.is-invalid{border-color:var(--error);background:rgba(217,45,32,.03);}

.error{display:block;color:var(--error);font-size:.78rem;min-height:0;margin-top:4px;}
.error:empty{margin:0;}

.consent{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--muted);margin:6px 0 4px;cursor:pointer;}
.consent input{width:18px;height:18px;margin-top:2px;accent-color:var(--navy);flex-shrink:0;}

.form-status{font-size:.84rem;margin:12px 0 0;color:var(--muted);}
.form-status.is-notice{color:var(--ink);background:var(--tint);border-left:3px solid var(--gold);padding:10px 12px;border-radius:0 6px 6px 0;}

/* chips */
.chips{border:0;padding:0;margin:0 0 16px;}
.chips legend{font-size:.82rem;font-weight:600;padding:0;margin-bottom:8px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  font:inherit;font-size:.86rem;font-weight:500;
  min-height:40px;padding:8px 14px;
  background:#fff;color:var(--ink);
  border:1px solid var(--line);border-radius:999px;
  cursor:pointer;
  transition:background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.chip:hover{border-color:var(--navy);color:var(--navy);}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:var(--gold);}

/* ---------- testimonials ---------- */
.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.tcard{
  margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease);
}
.tcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.tcard img{aspect-ratio:4/3;object-fit:cover;width:100%;background:var(--tint);}
.tcard blockquote{margin:0;padding:20px 20px 0;}
.tcard blockquote p{color:var(--muted);font-size:.93rem;margin:0;}
.tcard figcaption{padding:14px 20px 22px;display:flex;flex-direction:column;}
.tname{font-family:"Poppins",sans-serif;font-weight:600;font-size:.95rem;}
.tmeta{color:var(--muted);font-size:.83rem;}
.demo-note{margin-top:20px;font-size:.8rem;color:var(--muted);}

/* ---------- solutions grid ---------- */
.solutions{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(6,1fr);gap:16px;
}
.solutions li{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 14px;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-size:.88rem;font-weight:500;
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.solutions li:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--gold);}
.solutions svg{width:26px;height:26px;color:var(--navy);}

/* ---------- optional logos ---------- */
.logos-title{font-size:1.1rem;font-weight:600;margin-bottom:18px;}
.logos{list-style:none;display:flex;flex-wrap:wrap;gap:36px;align-items:center;padding:0;margin:0 0 40px;}
.logos img{filter:grayscale(1);opacity:.7;}

/* ---------- final CTA ---------- */
.final-cta{background:var(--tint);padding-block:76px;text-align:center;}
.final-cta h2{font-size:clamp(1.5rem,2.8vw,2rem);font-weight:600;max-width:24ch;margin-inline:auto;}
.final-cta p{color:var(--muted);margin-bottom:26px;}

/* ---------- footer ---------- */
.site-footer{background:var(--navy);color:rgba(255,255,255,.78);border-top:0;padding-top:56px;}
.site-footer .brand-name{color:#fff;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.site-footer h3{font-size:.95rem;font-weight:600;margin-bottom:14px;color:var(--gold);}
.site-footer ul{list-style:none;margin:0;padding:0;}
.site-footer li{margin-bottom:9px;font-size:.9rem;color:rgba(255,255,255,.72);}
.site-footer a{color:rgba(255,255,255,.78);text-decoration:none;transition:color .2s var(--ease);}
.site-footer a:hover{color:var(--gold);}
.footer-about{color:rgba(255,255,255,.7);font-size:.9rem;max-width:34ch;margin-top:14px;}
.footer-note{font-size:.76rem;color:rgba(255,255,255,.55);margin-top:12px;}
.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:44px;padding-block:20px;}
.copyright p{margin:0;font-size:.84rem;color:rgba(255,255,255,.6);}

/* ---------- mobile bottom CTA ---------- */
.mobile-cta{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));
  background:rgba(255,255,255,.96);
  border-top:1px solid var(--line);
  backdrop-filter:blur(6px);
}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:20px;}
.modal[hidden]{display:none;}
.modal-backdrop{position:absolute;inset:0;background:rgba(12,14,18,.6);animation:fadeIn .2s var(--ease);}
.modal-card{
  position:relative;width:min(520px,100%);max-height:88vh;overflow-y:auto;
  background:#fff;border-radius:var(--radius);padding:30px 28px;
  box-shadow:var(--shadow-lg);
  animation:modalIn .28s var(--ease);
}
@keyframes fadeIn{from{opacity:0;}}
@keyframes modalIn{from{opacity:0;transform:translateY(14px) scale(.985);}}
.modal-card h2{font-size:1.3rem;font-weight:600;margin-bottom:6px;}
.modal-sub{color:var(--muted);font-size:.9rem;margin-bottom:20px;}
.modal-close{
  position:absolute;top:14px;right:14px;
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:grid;place-items:center;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.modal-close svg{width:18px;height:18px;}
.modal-close:hover{background:var(--navy);border-color:var(--navy);color:var(--gold);}
body.no-scroll{overflow:hidden;}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);}
.reveal.is-visible{
  opacity:1;transform:none;
  transition:opacity .6s var(--ease), transform .6s var(--ease);
  transition-delay:calc(var(--d,0) * 70ms);
}
/* if JS never runs, content must still be readable */
.no-js .reveal{opacity:1;transform:none;}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:1100px){
  .why-grid{grid-template-columns:1fr;}
  .why-portrait{display:none;}
  .solutions{grid-template-columns:repeat(4,1fr);}
}

@media (min-width:1101px){
  .why-grid{grid-template-columns:1.5fr .9fr;align-items:center;}
}

@media (max-width:1024px){
  .track{grid-auto-columns:calc((100% - 24px) / 2);}
  .process{grid-template-columns:repeat(2,1fr);gap:26px 28px;}
  .banner-inner{grid-template-columns:1fr;gap:30px;}
  .banner-copy h2{max-width:24ch;}
  .form-card{max-width:520px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}

@media (max-width:860px){
  .nav-desktop{display:none;}
  .hamburger{display:block;}
  .header-actions .btn-primary{display:none;}
  .testimonials{grid-template-columns:1fr;}
  .benefits{grid-template-columns:1fr;gap:22px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:0;}
  .slider-nav{margin-bottom:26px;}
}

@media (max-width:720px){
  :root{--header-h:64px;}
  .section{padding-block:60px;}
  .hero{min-height:520px;}
  .hero-img{object-position:center 45%;}
  .hero-copy{padding-block:56px;}
  .hero-buttons .btn{flex:1 1 100%;}
  .track{grid-auto-columns:86%;gap:16px;}
  .solutions{grid-template-columns:repeat(3,1fr);}
  .banner{padding-block:52px;}
  .final-cta{padding-block:56px;}
  .mobile-cta{display:block;}
  body{padding-bottom:84px;}
  .field-row{grid-template-columns:1fr;}
  .modal-card{padding:26px 20px;}
}

@media (max-width:400px){
  .solutions{grid-template-columns:repeat(2,1fr);}
  .container{padding-inline:16px;}
  .form-card{padding:22px 18px;}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none;}
  .hero-img{transform:none;animation:none;}
}

/* ---------- modal steps ---------- */
.step-count{font-size:.78rem;font-weight:600;color:var(--navy);margin:0 0 14px;}
.mstep[hidden]{display:none;}
.mstep .chips{margin-bottom:14px;}
.step-actions{display:flex;gap:10px;margin-top:6px;}
.step-actions .btn{flex:1;}
.btn-quiet{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-quiet:hover,.btn-quiet:focus-visible{border-color:var(--ink);transform:translateY(-2px);}
.modal-card .chip{font-size:.83rem;min-height:38px;padding:7px 12px;}


/* ---------- brand lockup + social ---------- */
.brand-logo{width:40px;height:40px;border-radius:50%;object-fit:contain;flex-shrink:0;}
.site-footer .brand-logo{width:46px;height:46px;}
.socials{display:flex;gap:10px;margin-top:16px;list-style:none;padding:0;}
.socials a{
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:#fff;
  transition:background-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.socials a:hover,.socials a:focus-visible{background:var(--gold);color:var(--navy);transform:translateY(-2px);}
.socials svg{width:19px;height:19px;}
.footer-address{font-style:normal;}