/* Panch Deep site styles. Colours and fonts come from tokens.css. */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--sky-top);
  color: var(--ink);
  font: 400 clamp(1rem, .96rem + .25vw, 1.12rem)/1.6 var(--f-body);
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  overflow-x: clip;
}
p { margin: 0; }
a { color: inherit; }

/* ---------- fixed layers ---------- */
#stage {
  position: fixed; left: 0; top: 0; width: 100%; height: 100vh; height: 100lvh;
  z-index: -2; pointer-events: none;
  background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky-bot) 78%);
}
#gl { display: block; width: 100%; height: 100%; }
.no-gl #gl { display: none; }
#ghost {
  position: fixed; left: 50%; top: 50%; z-index: -1; pointer-events: none; user-select: none;
  font: 700 min(66vw, 50vh)/1 var(--f-script); white-space: nowrap;
  color: var(--ink); opacity: .05;
  transform: translate3d(-50%, -50%, 0);
}

/* ---------- nav ---------- */
.nav {
  position: fixed; left: 0; right: 0; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: calc(env(safe-area-inset-top, 0px) + 14px) max(16px, env(safe-area-inset-right, 0px)) 22px max(16px, env(safe-area-inset-left, 0px));
  background: linear-gradient(180deg, color-mix(in srgb, var(--sky-top) 94%, transparent), transparent);
}
.mark { font: 400 1.5rem/1 var(--f-display); letter-spacing: -.01em; text-decoration: none; display: inline-flex; align-items: baseline; gap: .3em; white-space: nowrap; }
.mark em { font-style: italic; color: var(--glow); }
.mark small { font: 700 .72rem/1 var(--f-script); color: var(--ink-dim); margin-left: .5em; }
.lamps { display: flex; gap: 8px; }
.lamp { display: block; width: 22px; height: 22px; }
.lamp svg { display: block; width: 100%; height: 100%; overflow: visible; }
.lamp .fl { opacity: 0; transform-box: fill-box; transform-origin: 50% 100%; transition: opacity .6s ease, transform .6s ease; transform: scale(.5); }
.lamp.lit .fl { opacity: 1; transform: scale(1); }
.lamp.lit svg { filter: drop-shadow(0 0 5px color-mix(in srgb, var(--glow) 70%, transparent)); }
.nav-cta { font: 500 .72rem var(--f-mono); letter-spacing: .12em; text-transform: uppercase; text-decoration: none; padding: 9px 12px; border: 1px solid color-mix(in srgb, var(--ink) 34%, transparent); border-radius: 8px; white-space: nowrap; }
.nav-cta:hover { border-color: var(--glow); color: var(--glow); }
.nav a:focus-visible, .btn:focus-visible, select:focus-visible, input:focus-visible, .seg button:focus-visible, .hint:focus-visible { outline: 2px solid var(--glow); outline-offset: 3px; }
@media (max-width: 640px) {
  .mark small { display: none; }
  .lamp { width: 18px; height: 18px; }
  .lamps { gap: 5px; }
}
@media (max-width: 400px) { .nav-cta { display: none; } }

/* ---------- chapters ---------- */
.ch { position: relative; min-height: 130svh; display: grid; align-items: center; padding-block: 16vh; }
.ch-in { width: 100%; max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 1fr; gap: 56px; align-items: center; }
@media (min-width: 900px) {
  .ch-in { grid-template-columns: 1fr 1fr; gap: 80px; }
  .ch[data-side="r"] .copy { order: 2; }
}
.ch.wide .ch-in { grid-template-columns: 1fr; gap: 40px; }
.ch.wide { min-height: 100svh; align-items: start; padding-block: 18vh 4vh; }
.kick { font: 500 .76rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--glow); }
.kick .dn { font: inherit; letter-spacing: inherit; }
.kick span { color: var(--ink-dim); margin-left: .8em; }
h2 { font: 400 clamp(2.7rem, 7.4vw, 6rem)/.96 var(--f-display); letter-spacing: -.02em; margin: 14px 0 22px; text-wrap: balance; }
h2 em, h1 em { font-style: italic; color: var(--glow); }
.copy p.body { max-width: 44ch; color: var(--ink-dim); }
.motif { display: grid; place-items: center; min-width: 0; }

.reveal { transition: opacity .9s ease, transform .9s cubic-bezier(.2, .7, .2, 1); }
.reveal.pre { opacity: 0; transform: translateY(26px); }
@media (prefers-reduced-motion: reduce) { .reveal { transition: none; } .reveal.pre { opacity: 1; transform: none; } }

/* ---------- hero ---------- */
.hero { min-height: 100svh; align-items: end; padding-block: 22vh 9vh; }
.hero .ch-in { display: block; }
.recipient { font: italic 400 clamp(1.3rem, 3.4vw, 2.1rem)/1.2 var(--f-display); color: var(--glow); margin-bottom: 18px; }
.greet-line { font: 600 clamp(1.1rem, 2.6vw, 1.6rem)/1.35 var(--f-body); margin-top: 18px; }
h1 { font: 400 clamp(4.4rem, 20vw, 14rem)/.8 var(--f-display); letter-spacing: -.035em; margin: 18px 0 0; }
h1 span, h1 em { display: block; }
.tag { margin-top: 26px; font: 400 clamp(1.25rem, 3vw, 1.9rem)/1.25 var(--f-display); max-width: 24ch; text-wrap: balance; }
.count { display: flex; gap: clamp(16px, 4.5vw, 44px); margin-top: 38px; }
.count .u { display: grid; gap: 4px; }
.count b { font: 500 clamp(1.9rem, 6.4vw, 3.4rem)/1 var(--f-mono); font-variant-numeric: tabular-nums; }
.count .u span { font: 500 .68rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-dim); }
.count.done { display: none; }
.count-note { margin-top: 14px; font: 500 .8rem var(--f-mono); letter-spacing: .06em; color: var(--ink-dim); }
.hint { display: inline-flex; align-items: center; gap: 14px; margin-top: 44px; text-decoration: none; font: 500 .72rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-dim); }
.hint i { display: block; width: 1px; height: 44px; background: linear-gradient(var(--glow), transparent); }

/* ---------- motifs ---------- */
.lamp-btn { all: unset; cursor: pointer; display: grid; gap: 18px; justify-items: center; text-align: center; border-radius: 14px; }
.lamp-btn:focus-visible { outline: 2px solid var(--glow); outline-offset: 10px; }
.lamp-btn svg { width: min(62vw, 280px); height: auto; overflow: visible; }
.lamp-btn .fl, .lamp-btn .halo { opacity: 0; transform-box: fill-box; transform-origin: 50% 100%; transform: scale(.4); transition: opacity .6s ease, transform .7s cubic-bezier(.2, .8, .2, 1); }
.lamp-btn.lit .fl, .lamp-btn.lit .halo { opacity: 1; transform: scale(1); }
@media (prefers-reduced-motion: no-preference) { .lamp-btn.lit .fl { animation: flick 2.6s ease-in-out .8s infinite; } }
@keyframes flick { 0%, 100% { transform: scale(1, 1); } 40% { transform: scale(.96, 1.07); } 70% { transform: scale(1.03, .97); } }
.lamp-btn .cap { font: 500 .78rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-dim); }

#rangoli svg { width: min(78vw, 440px); height: auto; overflow: visible; }
#rangoli .rl { fill: none; stroke: var(--glow); stroke-width: 1; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.6s cubic-bezier(.4, .1, .2, 1); }
#rangoli .rd { fill: var(--flame); opacity: 0; transition: opacity .8s ease; }
#rangoli.in .rl { stroke-dashoffset: 0; }
#rangoli.in .rd { opacity: 1; }
#rangoli.pre .rl { stroke-dashoffset: 1; }

.arch { width: min(62vw, 300px); height: auto; overflow: visible; }
.arch .frame { fill: none; stroke: var(--glow); stroke-width: 1.4; }
.arch .pane { fill: url(#archGlow); }

@media (prefers-reduced-motion: reduce) { #sunrise .rl { stroke-dashoffset: 0; transition: none; } #sunrise .rd { opacity: 1; transition: none; } #rangoli .rl { stroke-dashoffset: 0; transition: none; } #rangoli .rd { opacity: 1; transition: none; } }

.lamp-row { display: flex; gap: clamp(10px, 3vw, 24px); }
.lamp-row .lamp { width: clamp(38px, 11vw, 64px); height: clamp(38px, 11vw, 64px); }
.lamp-row .lamp.lit .fl { transform-origin: 50% 100%; }
@media (prefers-reduced-motion: no-preference) { .lamp-row .lamp .fl { animation: flick 2.6s ease-in-out infinite; } .lamp-row .lamp:nth-child(2) .fl { animation-delay: -.5s; } .lamp-row .lamp:nth-child(3) .fl { animation-delay: -1s; } .lamp-row .lamp:nth-child(4) .fl { animation-delay: -1.5s; } .lamp-row .lamp:nth-child(5) .fl { animation-delay: -2s; } }

/* ---------- send a light ---------- */
.send-grid { display: grid; grid-template-columns: 1fr; gap: 40px; margin-top: 34px; align-items: start; }
@media (min-width: 900px) { .send-grid { grid-template-columns: minmax(0, 1fr) 260px; gap: 56px; } }
.form { display: grid; gap: 22px; min-width: 0; }
.field { display: grid; gap: 8px; min-width: 0; }
.field label, .field .lbl { font: 500 .72rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-dim); }
.pair { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 22px; }
input[type="text"], select {
  width: 100%; font: 400 1.15rem/1.3 var(--f-body); color: var(--ink);
  background: transparent; border: 0; border-bottom: 1px solid color-mix(in srgb, var(--ink) 38%, transparent);
  padding: 10px 0; border-radius: 0; appearance: none; -webkit-appearance: none;
}
select { background-image: linear-gradient(45deg, transparent 50%, var(--ink-dim) 50%), linear-gradient(135deg, var(--ink-dim) 50%, transparent 50%); background-position: calc(100% - 14px) 55%, calc(100% - 8px) 55%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 28px; }
select option { color: #111; }
input::placeholder { color: color-mix(in srgb, var(--ink) 40%, transparent); }
.seg { display: flex; flex-wrap: wrap; gap: 10px; }
.seg button { display: inline-flex; align-items: center; gap: 10px; font: 500 .92rem var(--f-body); color: var(--ink); background: transparent; border: 1px solid color-mix(in srgb, var(--ink) 34%, transparent); border-radius: 8px; padding: 10px 14px; cursor: pointer; }
.seg button[aria-pressed="true"] { border-color: var(--glow); background: color-mix(in srgb, var(--glow) 14%, transparent); }
.seg i { width: 14px; height: 14px; border-radius: 50%; border: 1px solid rgba(255,255,255,.3); }
.seg .ind { background: linear-gradient(135deg, #0A0E2C, #242D70); }
.seg .mar { background: linear-gradient(135deg, #2A0613, #6B1230); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.btn { font: 600 .95rem var(--f-body); text-decoration: none; cursor: pointer; border-radius: 8px; padding: 12px 18px; border: 1px solid color-mix(in srgb, var(--ink) 38%, transparent); background: transparent; color: var(--ink); display: inline-flex; align-items: center; justify-content: center; }
.btn:hover { border-color: var(--glow); }
.btn.primary { background: var(--glow); border-color: var(--glow); color: #1A1204; }
.btn.primary:hover { background: #FFC24D; }
.linkrow { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; align-items: end; }
.linkrow input { font: 400 .85rem var(--f-mono); color: var(--ink-dim); }
.status { min-height: 1.4em; font: 500 .8rem var(--f-mono); color: var(--glow); }
.cardbox { justify-self: start; width: min(100%, 260px); }
.cardbox canvas { display: block; width: 100%; height: auto; aspect-ratio: 9 / 16; border-radius: 14px; border: 1px solid color-mix(in srgb, var(--ink) 18%, transparent); background: var(--indigo-top); }
.cardbox p { margin-top: 10px; font: 500 .72rem var(--f-mono); letter-spacing: .08em; color: var(--ink-dim); }
@media (max-width: 899px) { .cardbox { order: -1; width: min(60vw, 240px); } }

/* ---------- footer ---------- */
.foot { border-top: 1px solid color-mix(in srgb, var(--ink) 16%, transparent); margin-top: 8vh; padding-block: 34px calc(40px + env(safe-area-inset-bottom, 0px)); }
.foot-in { max-width: var(--max); margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px 40px; font-size: .9rem; color: var(--ink-dim); }
.foot a { text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--ink) 34%, transparent); }
.foot a:hover { color: var(--glow); border-color: var(--glow); }
.foot b { font-weight: 600; color: var(--ink); }

/* ---------- photo layers: graded Unsplash photos blended into the live sky ---------- */
.ch > .ch-in { position: relative; z-index: 1; }
.ph {
  position: absolute; left: 0; right: 0; top: -6%; bottom: -6%; z-index: 0; pointer-events: none;
  background-size: cover; background-repeat: no-repeat; background-position: center;
  mix-blend-mode: screen; opacity: .42;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 28%, #000 72%, transparent 100%);
          mask-image: linear-gradient(to bottom, transparent 0, #000 28%, #000 72%, transparent 100%);
}
.ph-hero { background-image: url(../img/hero.jpg); background-position: center 70%; opacity: .34; }
.ph-dhanteras { background-image: url(../img/dhanteras.jpg); background-position: 50% 62%; opacity: .42; }
.ph-choti { background-image: url(../img/choti.jpg); background-position: 50% 20%; opacity: .22; }
.ph-lakshmi { background-image: url(../img/lakshmi.jpg); background-position: 50% 60%; opacity: .3; }
.ph-annakut { background-image: url(../img/annakut.jpg); background-position: 50% 55%; opacity: .28; }
.ph-send { background-image: url(../img/send.jpg); background-position: 50% 80%; opacity: .4; }
@media (max-width: 760px) { .ph { opacity: .3; } .ph-dhanteras, .ph-lakshmi { opacity: .36; } }
@media (prefers-reduced-motion: reduce) { .ph { transform: none !important; } }

.ch .copy { text-shadow: 0 1px 22px rgba(6, 4, 14, .55); }

/* sunrise motif (chapter 4), drawn like the rangoli */
#sunrise svg { width: min(78vw, 440px); height: auto; overflow: visible; }
#sunrise .rl { fill: none; stroke: var(--glow); stroke-width: 1; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.6s cubic-bezier(.4, .1, .2, 1); }
#sunrise .rd { fill: var(--flame); opacity: 0; transition: opacity .8s ease; }
#sunrise.in .rl { stroke-dashoffset: 0; }
#sunrise.in .rd { opacity: 1; }
#sunrise.pre .rl { stroke-dashoffset: 1; }
/* regional accent line under a chapter's text */
.accent { margin-top: 18px; padding-left: 14px; border-left: 2px solid var(--glow); font-size: .95rem; line-height: 1.55; color: var(--ink-dim); max-width: 46ch; }
.accent b { color: var(--glow); font-weight: 500; }

/* a soft dark scrim behind each chapter's text keeps it readable over bright parts of the scene */
.ch .copy { position: relative; isolation: isolate; }
.ch .copy::before { content: ""; position: absolute; inset: -48px -64px; z-index: -1; pointer-events: none; background: radial-gradient(ellipse at 50% 50%, rgba(8, 6, 22, .58) 0%, rgba(8, 6, 22, .38) 45%, rgba(8, 6, 22, 0) 74%); }

/* the big diya on the road is the first-lamp button: a round hot spot with a gentle pulsing ring */
#bigDiya { all: unset; position: fixed; z-index: 6; width: 130px; height: 130px; margin: -65px 0 0 -65px; border-radius: 50%; cursor: pointer; display: none; }
#bigDiya::after { content: ''; position: absolute; inset: 10px; border-radius: 50%; border: 1.5px solid rgba(255, 214, 140, .8); animation: diyaRing 2.2s ease-out infinite; }
#bigDiya::before { content: attr(data-hint); position: absolute; top: 100%; left: 50%; transform: translateX(-50%); white-space: nowrap; font: 500 .72rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: #ffe2b0; text-shadow: 0 1px 8px rgba(0,0,0,.8); pointer-events: none; }
#bigDiya:focus-visible { outline: 2px solid var(--glow); }
@keyframes diyaRing { 0% { transform: scale(.55); opacity: .9; } 100% { transform: scale(1.25); opacity: 0; } }
.lamp-hint { font: 500 .78rem var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-dim); margin-top: 18px; }

/* loader: one flame while the world builds */
#loader { position: fixed; inset: 0; z-index: 50; display: grid; place-content: center; justify-items: center; gap: 18px; background: #0b0f26; color: #ffe2b0; transition: opacity .8s ease, visibility .8s; }
#loader.gone { opacity: 0; visibility: hidden; pointer-events: none; }
#loader p { font: 400 1.5rem var(--f-display, serif); letter-spacing: .08em; margin: 0; opacity: .85; }
.ld-flame { width: 22px; height: 44px; border-radius: 50% 50% 50% 50% / 62% 62% 38% 38%; background: radial-gradient(ellipse at 50% 70%, #fff6d0 0, #ffc25a 45%, #ff7a1a 100%); box-shadow: 0 0 40px 12px rgba(255, 150, 40, .55); animation: ldFlick 1.1s ease-in-out infinite alternate; transform-origin: 50% 100%; }
@keyframes ldFlick { 0% { transform: scale(1, 1) rotate(-2deg); } 100% { transform: scale(.92, 1.08) rotate(2deg); } }
/* words rise in when a section's copy arrives */
.w { display: inline-block; transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1); transition-delay: calc(var(--i) * 55ms + 120ms); }
.reveal.pre .w { opacity: 0; transform: translateY(.45em); }
@media (prefers-reduced-motion: reduce) { .w { transition: none; } .reveal.pre .w { opacity: 1; transform: none; } #loader { transition: none; } }
/* a small ember follows the pointer on mouse devices */
#ember { position: fixed; left: 0; top: 0; width: 14px; height: 14px; margin: -7px 0 0 -7px; border-radius: 50%; background: radial-gradient(circle, #fff3c4 0, #ffb84a 45%, rgba(255, 120, 20, 0) 72%); box-shadow: 0 0 16px 4px rgba(255, 160, 50, .45); pointer-events: none; z-index: 60; opacity: 0; transition: opacity .3s, width .2s, height .2s, margin .2s; mix-blend-mode: screen; }
#ember.on { opacity: .95; } #ember.big { width: 34px; height: 34px; margin: -17px 0 0 -17px; }
@media (max-width: 600px) { #bigDiya::before { white-space: normal; width: 170px; text-align: center; font-size: .66rem; } }