/* ============================================================
   Digivalley — Wayanad Vision 2030
   Watercolour / pastel theme · white background · parallax
   ============================================================ */

:root{
  /* pastel watercolour palette */
  --paper:      #ffffff;
  --paper-2:    #fbfdfb;
  --ink:        #2e3a34;
  --ink-soft:   #5d6b63;
  --sage:       #a8c6a1;
  --sage-deep:  #6f9b76;
  --mist:       #aac6d6;
  --mist-deep:  #6f9bb0;
  --teal:       #8fc7be;
  --terra:      #e0a98c;
  --terra-deep: #c98763;
  --lav:        #c4b6dc;
  --honey:      #ead8a6;

  --maxw: 1180px;
  --r: 22px;
  --shadow: 0 24px 60px -28px rgba(60,90,75,.40);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Nunito Sans", system-ui, sans-serif;
}

*{ box-sizing:border-box; margin:0; padding:0; }

html{ scroll-behavior:smooth; }

body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

/* paper grain overlay */
body::after{
  content:"";
  position:fixed; inset:0;
  z-index:9999; pointer-events:none;
  filter:url(#paper);
  opacity:.6;
  mix-blend-mode:multiply;
}

.svg-defs{ position:absolute; width:0; height:0; }

img{ max-width:100%; display:block; }
a{ color:var(--sage-deep); text-decoration:none; }
a:hover{ text-decoration:underline; }

h1,h2,h3{ font-family:var(--font-display); font-weight:400; line-height:1.08; color:var(--ink); }
em{ font-style:italic; color:var(--sage-deep); }

.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 28px; position:relative; z-index:2; }

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  display:flex; align-items:center; justify-content:space-between;
  padding:18px clamp(20px,4vw,48px);
  transition:background .4s ease, box-shadow .4s ease, padding .4s ease,
             transform .45s ease, opacity .45s ease;
  /* hidden on the welcome screen — revealed once scrolling begins */
  transform:translateY(-100%); opacity:0; pointer-events:none;
}
.nav.scrolled{
  transform:none; opacity:1; pointer-events:auto;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(12px) saturate(1.2);
  box-shadow:0 1px 0 rgba(110,155,118,.18);
  padding-top:12px; padding-bottom:12px;
}
.nav__brand{
  font-family:var(--font-display); font-size:1.5rem; font-weight:500;
  color:var(--ink); letter-spacing:.5px;
  opacity:0; transform:translateY(-6px); transition:opacity .8s .3s, transform .8s .3s;
}
.nav.scrolled .nav__brand,
.nav.show-brand .nav__brand{ opacity:1; transform:none; }
.nav__brand:hover{ text-decoration:none; color:var(--sage-deep); }

.nav__links{ display:flex; gap:clamp(14px,2vw,30px); align-items:center; }
.nav__links a{
  color:var(--ink-soft); font-size:.82rem; font-weight:600;
  text-transform:uppercase; letter-spacing:1.4px; position:relative;
}
.nav__links a:not(.nav__cta)::after{
  content:""; position:absolute; left:0; bottom:-5px; height:2px; width:0;
  background:var(--sage-deep); border-radius:2px; transition:width .3s ease;
}
.nav__links a:not(.nav__cta):hover{ text-decoration:none; color:var(--ink); }
.nav__links a:not(.nav__cta):hover::after{ width:100%; }
.nav__cta{
  background:linear-gradient(135deg,var(--sage),var(--teal));
  color:#fff !important; padding:9px 18px; border-radius:999px;
  box-shadow:0 8px 20px -10px var(--sage-deep);
}
.nav__cta:hover{ text-decoration:none; filter:brightness(1.04); }

.nav__toggle{ display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:6px; }
.nav__toggle span{ width:24px; height:2px; background:var(--ink); border-radius:2px; transition:.3s; }

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative; min-height:100vh;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; overflow:hidden;
  padding:120px 24px 80px;
  background:
    radial-gradient(120% 80% at 50% -10%, #f3f9f4 0%, rgba(255,255,255,0) 60%),
    var(--paper);
}

.hero__wash{
  position:absolute; border-radius:50%; z-index:1;
  filter:url(#watercolour) blur(8px);
  opacity:.35; pointer-events:none; mix-blend-mode:multiply;
}
.hero__wash--a{ width:62vw; height:62vw; top:-18vw; left:-14vw;
  background:radial-gradient(circle at 40% 40%, var(--sage) 0%, rgba(168,198,161,0) 68%); }
.hero__wash--b{ width:48vw; height:48vw; top:-6vw; right:-12vw;
  background:radial-gradient(circle at 50% 50%, var(--mist) 0%, rgba(170,198,214,0) 66%); }

.hero__inner{
  position:relative; z-index:5; display:flex; flex-direction:column; align-items:center;
  width:100%;
}
.hero__logo-img{
  width:clamp(120px,15vw,180px); height:auto; margin-bottom:20px;
  filter:drop-shadow(0 16px 34px rgba(80,120,95,.3));
  animation:floaty 7s ease-in-out infinite;
}
@keyframes floaty{ 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }

.hero__center{
  margin:0; display:flex; flex-direction:column; align-items:center;
}
.hero__eyebrow{
  text-transform:uppercase; letter-spacing:5px; font-size:.8rem; font-weight:700;
  color:var(--mist-deep); margin-bottom:16px;
}
.hero__logo{
  font-size:clamp(2.8rem,9vw,6.5rem); font-weight:300; letter-spacing:-1.5px;
  line-height:1.04; max-width:13ch; text-wrap:balance;
  padding-bottom:.12em;
  background:linear-gradient(135deg,var(--sage-deep) 0%, var(--mist-deep) 45%, var(--terra-deep) 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero__tag{
  max-width:620px; margin:20px auto 0; font-size:clamp(1.02rem,1.6vw,1.24rem);
  color:var(--ink-soft); font-weight:400;
}

/* ---- full-width Gallery slider section ---- */
.section--gallery{ background:linear-gradient(180deg,#fff 0%, #f7fbf7 100%); padding-bottom:clamp(70px,9vh,110px); }
.gallery__slider{
  position:relative; z-index:2;
  width:100%; height:clamp(360px,68vh,720px);
  margin:0;
}
.hero__slider{ position:absolute; inset:0; }
.hero__slide{
  position:absolute; inset:0;
  background-size:contain; background-position:center; background-repeat:no-repeat;
  opacity:0;
  transition:opacity 1.6s ease;
  will-change:opacity;
}
.hero__slide.is-active{ opacity:1; }

/* ---- slider dots ---- */
.hero__dots{
  position:absolute; bottom:10px; left:50%; transform:translateX(-50%); z-index:6;
  display:flex; gap:11px;
}
.hero__dots button{
  width:9px; height:9px; border-radius:50%; border:0; cursor:pointer; padding:0;
  background:rgba(94,120,100,.4); transition:transform .3s, background .3s;
}
.hero__dots button.is-active{ background:var(--sage-deep); transform:scale(1.5); }

.hero__scroll{
  position:absolute; bottom:26px; left:50%; transform:translateX(-50%); z-index:6;
  display:flex; flex-direction:column; align-items:center; gap:8px;
  color:var(--ink-soft); font-size:.7rem; letter-spacing:3px; text-transform:uppercase;
}
.hero__scroll:hover{ text-decoration:none; color:var(--sage-deep); }
.hero__scroll i{ width:1px; height:42px; background:linear-gradient(var(--sage-deep),transparent); animation:scrolldot 1.8s infinite; }
@keyframes scrolldot{ 0%{transform:scaleY(.2);transform-origin:top;opacity:.3} 50%{transform:scaleY(1);opacity:1} 100%{transform:scaleY(.2);transform-origin:bottom;opacity:.3} }

/* ============================================================
   SECTIONS — shared
   ============================================================ */
.section{ position:relative; padding:clamp(90px,12vh,150px) 0; overflow:hidden; }
.section--vision{ background:#f7fbf7; }
.section--unesco{ background:linear-gradient(180deg,#f7fbf7 0%, #f4f9fb 100%); }
.section--hub{ background:linear-gradient(180deg,#f4f9fb 0%, #f3faf8 100%); }
.section--proposal{ background:linear-gradient(180deg,#f3faf8 0%, #fdf6f1 100%); }
.section--visionaries{ background:linear-gradient(180deg,#fdf6f1 0%, #f8f5fc 100%); }
.section--join{ background:linear-gradient(180deg,#f8f5fc 0%, #f6fbf7 100%); }

.blob{
  position:absolute; border-radius:50%; z-index:1;
  filter:url(#watercolour) blur(10px); opacity:.4; pointer-events:none;
}
.blob--sage{ width:46vw;height:46vw;top:-8vw;right:-14vw;background:radial-gradient(circle,var(--sage),transparent 66%);}
.blob--mist{ width:42vw;height:42vw;bottom:-12vw;left:-12vw;background:radial-gradient(circle,var(--mist),transparent 66%);}
.blob--teal{ width:50vw;height:50vw;top:10vw;left:-18vw;background:radial-gradient(circle,var(--teal),transparent 66%);}
.blob--terra{ width:44vw;height:44vw;top:-6vw;right:-16vw;background:radial-gradient(circle,var(--terra),transparent 66%);}
.blob--lav{ width:48vw;height:48vw;bottom:-14vw;right:-14vw;background:radial-gradient(circle,var(--lav),transparent 66%);}
.blob--sage2{ width:40vw;height:40vw;top:-4vw;left:-12vw;background:radial-gradient(circle,var(--sage),transparent 66%);}

.section__head{ margin-bottom:54px; }
.section__head.center{ text-align:center; max-width:720px; margin-left:auto; margin-right:auto; }
.kicker{
  display:inline-block; text-transform:uppercase; letter-spacing:3px;
  font-size:.74rem; font-weight:700; color:var(--terra-deep); margin-bottom:14px;
}
.section__head h2{ font-size:clamp(2.2rem,5vw,3.6rem); }
.section__head .sub{ margin-top:16px; color:var(--ink-soft); font-size:1.08rem; }

.lead{ font-size:1.22rem; color:var(--ink); margin-bottom:18px; }

/* ============================================================
   1. VISION
   ============================================================ */
.vision__grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:54px; align-items:start; }
.vision__lead p{ color:var(--ink-soft); margin-bottom:14px; }
.vision__lead strong{ color:var(--ink); }

.pillars{ list-style:none; display:grid; gap:18px; }
.pillar{
  background:rgba(255,255,255,.72); border:1px solid rgba(111,155,118,.16);
  border-radius:var(--r); padding:24px 26px; backdrop-filter:blur(4px);
  box-shadow:var(--shadow); transition:transform .4s ease;
}
.pillar:hover{ transform:translateY(-5px); }
.pillar__ico{ font-size:1.6rem; }
.pillar h3{ font-size:1.35rem; margin:8px 0 6px; }
.pillar p{ color:var(--ink-soft); font-size:.98rem; }

.stats{
  margin-top:64px; display:grid; grid-template-columns:repeat(4,1fr); gap:20px;
  border-top:1px solid rgba(111,155,118,.18); padding-top:40px;
}
.stat{ text-align:center; }
.stat b{ display:block; font-family:var(--font-display); font-size:clamp(1.8rem,4vw,2.8rem); color:var(--sage-deep); font-weight:500; }
.stat span{ font-size:.86rem; color:var(--ink-soft); }

/* ============================================================
   2. UNESCO — split
   ============================================================ */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.split__media{ position:relative; border-radius:var(--r); overflow:hidden; box-shadow:var(--shadow); }
.split__media img{ width:100%; transition:transform 1.2s ease; }
.split__media:hover img{ transform:scale(1.04); }
.split__media figcaption{
  position:absolute; left:0; right:0; bottom:0; padding:30px 22px 16px;
  background:linear-gradient(transparent, rgba(46,58,52,.72));
  color:#fff; font-size:.86rem;
}
.split__body p{ color:var(--ink-soft); margin-bottom:18px; }
.ticks{ list-style:none; display:grid; gap:14px; }
.ticks li{ position:relative; padding-left:30px; color:var(--ink-soft); }
.ticks li::before{
  content:"❦"; position:absolute; left:0; top:0; color:var(--sage-deep); font-size:1rem;
}

/* ============================================================
   3. HUB
   ============================================================ */
.tiers{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-bottom:56px; }
.tier{
  background:rgba(255,255,255,.78); border:1px solid rgba(111,155,118,.16);
  border-radius:var(--r); padding:30px 28px; box-shadow:var(--shadow);
  position:relative; overflow:hidden; transition:transform .4s ease;
}
.tier::before{ content:""; position:absolute; inset:0 auto 0 0; width:5px;
  background:linear-gradient(var(--sage),var(--teal)); }
.tier:hover{ transform:translateY(-6px); }
.tier__lvl{ font-size:.74rem; text-transform:uppercase; letter-spacing:2px; color:var(--terra-deep); font-weight:700; }
.tier h3{ font-size:1.5rem; margin:8px 0 12px; }
.tier p{ color:var(--ink-soft); font-size:.97rem; }
.tier__cap{ display:inline-block; margin-top:16px; font-size:.82rem; font-weight:700;
  color:var(--sage-deep); background:rgba(168,198,161,.22); padding:5px 12px; border-radius:999px; }

.hub__art{ border-radius:var(--r); overflow:hidden; box-shadow:var(--shadow); margin-bottom:64px;
  -webkit-mask-image:radial-gradient(130% 130% at 50% 50%, #000 72%, transparent 100%);
          mask-image:radial-gradient(130% 130% at 50% 50%, #000 72%, transparent 100%); }
.hub__art img{ width:100%; }

.specs h3{ font-size:1.7rem; margin-bottom:26px; text-align:center; }
.specs__grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.spec{ background:rgba(255,255,255,.7); border-radius:18px; padding:22px;
  border:1px solid rgba(111,155,118,.14); }
.spec b{ display:block; font-family:var(--font-display); font-size:1.15rem; color:var(--mist-deep); margin-bottom:8px; }
.spec p{ font-size:.9rem; color:var(--ink-soft); }

/* ============================================================
   4. PROPOSAL
   ============================================================ */
.proposal__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-bottom:70px; }
.pcard{ background:rgba(255,255,255,.78); border-radius:var(--r); padding:30px 28px;
  box-shadow:var(--shadow); border:1px solid rgba(201,135,99,.16); transition:transform .4s; }
.pcard:hover{ transform:translateY(-6px); }
.pcard h3{ font-size:1.4rem; margin-bottom:10px; color:var(--terra-deep); }
.pcard p{ color:var(--ink-soft); font-size:.97rem; }

.roadmap h3, .horizons h3{ font-size:1.7rem; margin-bottom:26px; text-align:center; }
.phases{ list-style:none; display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-bottom:64px; counter-reset:p; }
.phase{ position:relative; background:rgba(255,255,255,.6); border-radius:18px; padding:26px;
  border:1px dashed rgba(111,155,118,.4); }
.phase__n{ font-family:var(--font-display); font-size:1.3rem; color:var(--sage-deep); display:block; }
.phase__t{ font-size:.8rem; text-transform:uppercase; letter-spacing:1.5px; color:var(--ink-soft); }
.phase p{ margin-top:12px; color:var(--ink-soft); font-size:.95rem; }

.horizons{ text-align:center; max-width:820px; margin:0 auto;
  background:linear-gradient(135deg, rgba(168,198,161,.16), rgba(170,198,214,.16));
  border-radius:var(--r); padding:40px 36px; }
.horizons p{ color:var(--ink-soft); font-size:1.05rem; }

/* ============================================================
   5. VISIONARIES
   ============================================================ */
.people{ display:grid; grid-template-columns:repeat(auto-fill,minmax(190px,1fr)); gap:22px; }
.person{
  text-align:center; background:rgba(255,255,255,.7); border-radius:20px; padding:26px 18px;
  border:1px solid rgba(196,182,220,.3); box-shadow:0 16px 40px -26px rgba(120,100,160,.5);
  transition:transform .4s ease;
}
.person:hover{ transform:translateY(-6px); }
.person__av{
  width:84px; height:84px; border-radius:50%; margin:0 auto 14px;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-display); font-size:1.7rem; color:#fff; font-weight:500;
  filter:url(#watercolour); box-shadow:0 8px 18px -8px rgba(0,0,0,.25);
}
.person__name{ font-family:var(--font-display); font-size:1.18rem; }
.person__role{ font-size:.84rem; color:var(--ink-soft); margin-top:3px; }
.people__note{ text-align:center; margin-top:30px; font-size:.86rem; color:var(--ink-soft); font-style:italic; }

/* ============================================================
   6. JOIN
   ============================================================ */
.join__grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; margin-bottom:60px; }
.join__card{ background:rgba(255,255,255,.78); border-radius:var(--r); padding:28px 24px;
  box-shadow:var(--shadow); border:1px solid rgba(111,155,118,.16); transition:transform .4s; }
.join__card:hover{ transform:translateY(-6px); }
.join__ico{ font-size:1.8rem; }
.join__card h3{ font-size:1.25rem; margin:10px 0 8px; }
.join__card p{ color:var(--ink-soft); font-size:.93rem; }

.join__form{
  max-width:760px; margin:0 auto; display:grid; grid-template-columns:1fr 1fr; gap:18px;
  background:rgba(255,255,255,.7); padding:36px; border-radius:var(--r);
  box-shadow:var(--shadow); border:1px solid rgba(111,155,118,.16);
}
.field{ display:flex; flex-direction:column; gap:6px; }
.field--full{ grid-column:1 / -1; }
.field label{ font-size:.8rem; font-weight:700; text-transform:uppercase; letter-spacing:1px; color:var(--ink-soft); }
.field input, .field select, .field textarea{
  font-family:var(--font-body); font-size:1rem; color:var(--ink);
  padding:12px 14px; border:1px solid rgba(111,155,118,.3); border-radius:12px;
  background:rgba(255,255,255,.85); resize:vertical;
}
.field input:focus, .field select:focus, .field textarea:focus{ outline:2px solid var(--sage); border-color:transparent; }
.btn{
  grid-column:1 / -1; justify-self:start; cursor:pointer; border:0;
  font-family:var(--font-body); font-weight:700; font-size:1rem; color:#fff;
  padding:14px 30px; border-radius:999px;
  background:linear-gradient(135deg,var(--sage),var(--teal));
  box-shadow:0 12px 26px -12px var(--sage-deep); transition:transform .3s, filter .3s;
}
.btn:hover{ transform:translateY(-2px); filter:brightness(1.05); }

/* ============================================================
   FOOTER
   ============================================================ */
.foot{ text-align:center; padding:70px 24px 60px; background:#f6fbf7; color:var(--ink-soft); }
.foot__logo{ font-family:var(--font-display); font-size:2rem; color:var(--ink); margin-bottom:10px; }
.foot p{ max-width:560px; margin:0 auto 6px; font-size:.95rem; }
.foot__fine{ margin-top:18px; font-size:.8rem; opacity:.7; }

/* ============================================================
   REVEAL animation
   ============================================================ */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1); }
.reveal.in{ opacity:1; transform:none; }
.reveal[style*="--i"]{ transition-delay:calc(var(--i) * .1s); }

@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; }
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 920px){
  .nav__links{
    position:fixed; inset:0 0 auto auto; top:0; right:0; height:100vh; width:min(78vw,320px);
    flex-direction:column; align-items:flex-start; justify-content:center; gap:26px;
    background:rgba(255,255,255,.96); backdrop-filter:blur(14px);
    padding:40px; transform:translateX(105%); transition:transform .4s ease;
    box-shadow:-20px 0 60px -30px rgba(0,0,0,.3);
  }
  .nav__links.open{ transform:none; }
  .nav__links a{ font-size:1rem; }
  .nav__toggle{ display:flex; z-index:1001; }

  .vision__grid, .split{ grid-template-columns:1fr; gap:36px; }
  .stats, .specs__grid, .join__grid{ grid-template-columns:repeat(2,1fr); }
  .tiers, .proposal__grid, .phases{ grid-template-columns:1fr; }
  .join__form{ grid-template-columns:1fr; }
}
@media (max-width: 520px){
  .stats, .specs__grid, .join__grid{ grid-template-columns:1fr; }
  .wrap{ padding:0 20px; }
}