/* ============================================================
   TIDEPOOL — Kids' Marine Discovery Center
   Bright crayon-science: aqua + coral + sand + sea-glass
   Display: Fredoka  ·  Text: Nunito
   ============================================================ */

:root{
  --sand:      #fff6e9;
  --sand-2:    #ffeccd;
  --sand-3:    #ffe0b3;
  --paper:     #fffdf8;
  --ink:       #0c4b57;   /* deep teal — body text */
  --ink-soft:  #2b6b76;
  --aqua:      #14bccb;
  --aqua-deep: #0a94a6;
  --lagoon:    #0b7d8e;
  --seaglass:  #a6e8cf;
  --seaglass-2:#7cd8b6;
  --coral:     #ff6f5c;
  --coral-deep:#e84e3b;
  --sun:       #ffc63f;
  --sun-deep:  #f5a623;
  --plum:      #7a5cff;   /* rare accent (urchin) */
  --shadow:    rgba(12,75,87,.16);
  --shadow-lg: rgba(12,75,87,.24);
  --maxw: 1200px;
  --nav-h: 68px;
  --r: 22px;
  --r-lg: 34px;
  --ease: cubic-bezier(.22,.68,.28,1);
  --pop:  cubic-bezier(.34,1.56,.5,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  font-family:'Nunito',system-ui,sans-serif;
  font-size:clamp(16px,1.05vw + 13px,18px);
  line-height:1.6;
  color:var(--ink);
  background:var(--sand);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4,.display{
  font-family:'Fredoka','Nunito',sans-serif;
  font-weight:600;
  line-height:1.02;
  margin:0;
  letter-spacing:-.01em;
}

a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}

:focus-visible{
  outline:3px solid var(--coral);
  outline-offset:3px;
  border-radius:6px;
}

.skip{
  position:fixed;left:12px;top:-80px;z-index:100;
  background:var(--coral);color:#fff;font-weight:700;
  padding:10px 16px;border-radius:12px;transition:top .2s var(--ease);
}
.skip:focus{top:12px}

.wrap{width:min(100% - 40px,var(--maxw));margin-inline:auto}
@media (max-width:520px){.wrap{width:calc(100% - 32px)}}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-weight:800;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--aqua-deep);margin:0 0 18px;
}
.eyebrow .bub{
  width:11px;height:11px;border-radius:50%;
  background:var(--coral);box-shadow:0 0 0 4px rgba(255,111,92,.22);
}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:1rem;
  padding:14px 26px;border-radius:999px;border:none;
  transition:transform .25s var(--pop),box-shadow .25s var(--ease),background .2s;
  will-change:transform;
}
.btn:hover{transform:translateY(-3px)}
.btn:active{transform:translateY(0) scale(.97)}
.btn-solid{background:var(--coral);color:#fff;box-shadow:0 8px 0 var(--coral-deep)}
.btn-solid:hover{box-shadow:0 11px 0 var(--coral-deep)}
.btn-solid:active{box-shadow:0 3px 0 var(--coral-deep)}
.btn-sun{background:var(--sun);color:var(--ink);box-shadow:0 8px 0 var(--sun-deep)}
.btn-sun:hover{box-shadow:0 11px 0 var(--sun-deep)}
.btn-sun:active{box-shadow:0 3px 0 var(--sun-deep)}
.btn-ghost{background:var(--paper);color:var(--ink);box-shadow:0 4px 0 var(--sand-3)}
.btn-ghost:hover{box-shadow:0 7px 0 var(--sand-3)}

/* ---------- NAV ---------- */
.nav{
  position:sticky;top:0;z-index:60;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding-inline:clamp(16px,4vw,40px);
  background:rgba(255,246,233,.82);
  backdrop-filter:blur(12px);
  border-bottom:2px solid rgba(12,75,87,.07);
}
.brand{display:flex;align-items:center;gap:11px;font-family:'Fredoka';font-weight:600;font-size:1.32rem;color:var(--ink)}
.brand svg{width:34px;height:34px;flex:none}
.brand .sub{color:var(--aqua-deep)}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-weight:700;font-size:.98rem;padding:9px 14px;border-radius:999px;
  color:var(--ink-soft);transition:background .18s,color .18s;
}
.nav-links a:hover{background:rgba(20,188,203,.14);color:var(--lagoon)}
.nav-cta{background:var(--aqua)!important;color:#fff!important;box-shadow:0 4px 0 var(--aqua-deep)}
.nav-cta:hover{transform:translateY(-2px)}
.nav-toggle{display:none}

@media (max-width:860px){
  .nav-links{
    position:fixed;inset:var(--nav-h) 0 auto 0;flex-direction:column;align-items:stretch;
    gap:4px;padding:14px 16px 20px;background:var(--sand);
    border-bottom:3px solid var(--sand-3);
    transform:translateY(-140%);transition:transform .38s var(--ease);
    box-shadow:0 20px 40px var(--shadow);
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{font-size:1.1rem;padding:13px 16px;text-align:center}
  .nav-toggle{
    display:flex;flex-direction:column;justify-content:center;gap:5px;
    width:46px;height:46px;border:none;border-radius:14px;
    background:var(--paper);box-shadow:0 4px 0 var(--sand-3);
  }
  .nav-toggle span{display:block;height:3px;width:22px;margin-inline:auto;background:var(--ink);border-radius:3px;transition:transform .3s,opacity .2s}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}

/* ---------- HERO / POOLS ---------- */
.hero{
  position:relative;
  min-height:clamp(560px,92vh,860px);
  display:flex;align-items:flex-end;
  overflow:hidden;
  background:linear-gradient(180deg,#eafcff 0%,#d6f6f3 46%,#bfeee2 100%);
}
#pool{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:1}
.hero-sun{
  position:absolute;top:-40px;right:6%;width:clamp(120px,18vw,220px);height:auto;z-index:2;
  animation:sunspin 40s linear infinite;transform-origin:50% 50%;
}
.hero-critters{position:absolute;inset:0;z-index:3;pointer-events:none}
.critter{position:absolute;pointer-events:auto;background:none;border:none;padding:0;filter:drop-shadow(0 6px 6px rgba(12,75,87,.18))}
.critter svg{width:clamp(52px,8vw,92px);height:auto}
.critter{animation:bob 4.5s ease-in-out infinite}
.critter.c2{animation-duration:5.4s;animation-delay:-1.2s}
.critter.c3{animation-duration:6s;animation-delay:-2.4s}
.critter.startle{animation:startle .6s var(--pop)}
.c-crab{left:9%;bottom:13%}
.c-star{left:46%;bottom:8%}
.c-anem{right:11%;bottom:16%}

.hero-copy{
  position:relative;z-index:4;padding:0 clamp(16px,4vw,40px) clamp(30px,7vh,68px);
  width:min(100%,720px);
}
.hero h1{
  font-size:clamp(2.9rem,10.5vw,6.6rem);font-weight:700;color:var(--lagoon);
  text-shadow:0 3px 0 #fff,0 4px 0 rgba(12,75,87,.08);
}
.hero h1 .pop{color:var(--coral);display:inline-block}
.hero h1 .squig{display:inline-block;position:relative}
.hero h1 .squig svg{position:absolute;left:0;right:0;bottom:-.18em;width:100%;height:.34em}
.hero-lede{
  max-width:46ch;margin:20px 0 26px;font-size:clamp(1.05rem,2.4vw,1.28rem);
  font-weight:600;color:var(--ink);
  background:rgba(255,253,248,.72);padding:14px 18px;border-radius:18px;
  box-shadow:0 6px 0 rgba(255,224,179,.6);backdrop-filter:blur(2px);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-hint{
  position:absolute;left:clamp(16px,4vw,40px);top:calc(var(--nav-h) + 18px);z-index:4;
  display:inline-flex;align-items:center;gap:9px;
  font-weight:800;font-size:.85rem;color:var(--lagoon);
  background:rgba(255,253,248,.85);padding:9px 15px;border-radius:999px;
  box-shadow:0 5px 0 rgba(166,232,207,.7);
}
.hero-hint .rip{
  width:14px;height:14px;border-radius:50%;border:2.5px solid var(--aqua);
  animation:pinging 1.8s ease-out infinite;
}
.wave-sep{position:absolute;left:0;right:0;bottom:-1px;z-index:5;width:100%;height:auto;color:var(--sand)}

/* ---------- SECTION SHELL ---------- */
.sec{padding:clamp(64px,10vw,120px) 0;position:relative}
.sec-head{max-width:640px;margin-bottom:clamp(34px,5vw,56px)}
.sec-head h2{font-size:clamp(2.1rem,5.6vw,3.6rem);color:var(--ink)}
.sec-head p{margin:16px 0 0;font-size:1.12rem;font-weight:600;color:var(--ink-soft)}
.kicker{
  display:inline-block;font-family:'Fredoka';font-weight:600;
  font-size:1rem;padding:5px 16px;border-radius:999px;margin-bottom:16px;
  background:var(--seaglass);color:var(--lagoon);transform:rotate(-1.5deg);
}

/* ---------- EXHIBITS ---------- */
#exhibits{background:var(--sand)}
.ex-feature{
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(20px,4vw,48px);align-items:center;
  background:linear-gradient(160deg,#e7fbff,#c9f2ec);
  border-radius:var(--r-lg);padding:clamp(24px,4vw,48px);
  box-shadow:0 16px 0 rgba(124,216,182,.35),0 26px 40px var(--shadow);
  margin-bottom:26px;position:relative;overflow:hidden;
}
.ex-feature .tag{position:absolute;top:22px;right:-42px;transform:rotate(38deg);background:var(--coral);color:#fff;font-weight:800;padding:6px 52px;font-size:.8rem;letter-spacing:.1em}
.ex-feature h3{font-size:clamp(1.9rem,4vw,2.9rem);color:var(--lagoon)}
.ex-feature p{margin:14px 0 20px;font-weight:600;color:var(--ink)}
.ex-scene{border-radius:var(--r);overflow:hidden;background:linear-gradient(180deg,#bdeef0,#7fd6cf)}
.ex-scene svg{width:100%;height:auto;display:block}
.chiplist{display:flex;flex-wrap:wrap;gap:9px;margin-top:4px}
.chip{background:var(--paper);border-radius:999px;padding:7px 15px;font-weight:800;font-size:.85rem;color:var(--ink-soft);box-shadow:0 3px 0 var(--sand-3)}

.ex-duo{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.ex-card{
  border-radius:var(--r-lg);padding:clamp(22px,3vw,34px);position:relative;overflow:hidden;
  box-shadow:0 14px 0 var(--shadow),0 22px 34px var(--shadow);
}
.ex-card.rock{background:linear-gradient(165deg,#ffe7c2,#ffcf8f)}
.ex-card.kelp{background:linear-gradient(165deg,#bdeacb,#7fce9a)}
.ex-card h3{font-size:clamp(1.5rem,3.2vw,2.1rem);color:var(--ink)}
.ex-card p{font-weight:600;margin:12px 0 0}
.ex-card .ex-mini{margin-top:20px;border-radius:18px;overflow:hidden}
.ex-card .stat{display:flex;align-items:baseline;gap:8px;margin-top:18px}
.ex-card .stat b{font-family:'Fredoka';font-weight:600;font-size:2.4rem;color:var(--coral-deep)}
.kelp .stat b{color:var(--lagoon)}

/* ---------- WHAT'S IN THE POOL (flip cards) ---------- */
#kids{background:linear-gradient(180deg,#d9f6f2,#eafcff)}
.pool-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px;
}
.flip{
  background:none;border:none;padding:0;perspective:1000px;
  aspect-ratio:3/4;position:relative;text-align:left;
}
.flip-in{
  position:absolute;inset:0;transition:transform .6s var(--pop);
  transform-style:preserve-3d;
}
.flip[aria-pressed="true"] .flip-in{transform:rotateY(180deg)}
.flip-face{
  position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  border-radius:var(--r-lg);padding:18px;display:flex;flex-direction:column;
  box-shadow:0 12px 0 var(--shadow),0 18px 30px var(--shadow);overflow:hidden;
}
.flip-front{background:var(--paper);align-items:center;justify-content:center;gap:8px}
.flip-front svg{width:78%;height:auto}
.flip-front .name{font-family:'Fredoka';font-weight:600;font-size:1.35rem;color:var(--ink)}
.flip-front .hintflip{font-weight:800;font-size:.78rem;color:var(--aqua-deep);letter-spacing:.06em}
.flip-back{background:linear-gradient(160deg,var(--aqua),var(--lagoon));color:#fff;transform:rotateY(180deg);justify-content:space-between}
.flip-back .bname{font-family:'Fredoka';font-weight:600;font-size:1.4rem}
.flip-back .fact{font-weight:600;font-size:1rem;line-height:1.45}
.flip-back .latin{font-style:italic;font-weight:600;opacity:.85;font-size:.85rem}
.flip-back .badge{align-self:flex-start;background:rgba(255,255,255,.22);border-radius:999px;padding:4px 12px;font-weight:800;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}

/* ---------- QUIZ ---------- */
.quiz{
  margin-top:clamp(40px,6vw,64px);
  background:var(--paper);border-radius:var(--r-lg);
  padding:clamp(24px,4vw,44px);
  box-shadow:0 16px 0 rgba(255,224,179,.7),0 24px 40px var(--shadow);
  max-width:720px;
}
.quiz .qtop{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:8px}
.quiz .qtag{font-family:'Fredoka';font-weight:600;font-size:1.5rem;color:var(--coral)}
.quiz .score{font-weight:800;color:var(--lagoon);background:var(--seaglass);padding:6px 15px;border-radius:999px}
.quiz .qtext{font-family:'Fredoka';font-weight:500;font-size:clamp(1.3rem,3vw,1.7rem);color:var(--ink);margin:6px 0 20px;min-height:2.2em}
.answers{display:grid;gap:12px}
.ans{
  text-align:left;background:var(--sand);border:2.5px solid transparent;border-radius:16px;
  padding:14px 18px;font-weight:700;font-size:1.05rem;color:var(--ink);
  transition:transform .18s var(--ease),background .18s,border-color .18s;
}
.ans:hover{transform:translateX(4px);background:var(--sand-2)}
.ans.correct{background:var(--seaglass);border-color:var(--seaglass-2)}
.ans.wrong{background:#ffdad3;border-color:var(--coral)}
.ans:disabled{cursor:default}
.qfoot{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;min-height:44px}
.qfeed{font-weight:800;font-size:1.05rem}
.qfeed.good{color:var(--aqua-deep)}
.qfeed.bad{color:var(--coral-deep)}

/* ---------- SCHOOLS ---------- */
#schools{background:var(--lagoon);color:#eafcff;position:relative;overflow:hidden}
#schools .kicker{background:var(--sun);color:var(--ink)}
#schools .sec-head h2{color:#fff}
#schools .sec-head p{color:#c4f0ee}
.school-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(26px,4vw,52px);align-items:start}
.prog-list{display:grid;gap:16px}
.prog{
  display:flex;gap:16px;align-items:flex-start;
  background:rgba(255,255,255,.08);border-radius:var(--r);padding:18px 20px;
  border:2px solid rgba(255,255,255,.14);
}
.prog .pn{flex:none;width:48px;height:48px;border-radius:14px;background:var(--sun);color:var(--ink);display:grid;place-items:center;font-family:'Fredoka';font-weight:600;font-size:1.4rem}
.prog h4{font-size:1.3rem;color:#fff}
.prog p{margin:6px 0 0;color:#bfeef0;font-weight:600;font-size:.98rem}
.school-card{
  background:var(--paper);color:var(--ink);border-radius:var(--r-lg);padding:clamp(24px,3vw,34px);
  box-shadow:0 16px 0 rgba(11,125,142,.5);
}
.school-card h3{font-size:1.6rem;color:var(--lagoon)}
.school-card ul{list-style:none;padding:0;margin:16px 0 22px;display:grid;gap:12px}
.school-card li{display:flex;gap:11px;font-weight:700;align-items:flex-start}
.school-card li svg{flex:none;width:22px;height:22px;margin-top:2px;color:var(--aqua)}

/* ---------- VISIT ---------- */
#visit{background:var(--sand)}
.visit-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:clamp(24px,4vw,44px);align-items:stretch}
.hours-card{background:var(--paper);border-radius:var(--r-lg);padding:clamp(24px,3vw,38px);box-shadow:0 14px 0 var(--sand-3),0 22px 34px var(--shadow)}
.hours-card h3{font-size:1.7rem;color:var(--ink);margin-bottom:16px}
.hours{display:grid;gap:2px}
.hours .row{display:flex;justify-content:space-between;gap:14px;padding:12px 4px;border-bottom:2px dashed rgba(12,75,87,.12);font-weight:700}
.hours .row:last-child{border-bottom:none}
.hours .row.today{background:var(--seaglass);border-radius:12px;padding-inline:14px;border-bottom:none}
.hours .day{color:var(--ink)}
.hours .time{color:var(--ink-soft)}
.hours .row.today .time{color:var(--lagoon)}
.tickets{display:grid;gap:16px}
.tk{border-radius:var(--r-lg);padding:24px;color:#fff;position:relative;overflow:hidden;box-shadow:0 12px 0 var(--shadow)}
.tk.a{background:linear-gradient(150deg,var(--aqua),var(--aqua-deep))}
.tk.b{background:linear-gradient(150deg,var(--coral),var(--coral-deep))}
.tk .price{font-family:'Fredoka';font-weight:600;font-size:2.6rem;line-height:1}
.tk .plan{font-weight:800;letter-spacing:.06em;text-transform:uppercase;font-size:.82rem;opacity:.9}
.tk p{margin:8px 0 0;font-weight:600;font-size:.96rem}
.tk .free{position:absolute;top:14px;right:16px;background:var(--sun);color:var(--ink);font-weight:800;font-size:.72rem;padding:4px 11px;border-radius:999px}

/* ---------- CONTACT / FOOTER ---------- */
#contact{background:linear-gradient(180deg,#eafcff,#d6f6f3)}
.contact-card{
  background:linear-gradient(150deg,var(--aqua),var(--lagoon));color:#fff;
  border-radius:var(--r-lg);padding:clamp(30px,5vw,60px);text-align:center;position:relative;overflow:hidden;
  box-shadow:0 18px 0 rgba(11,125,142,.4),0 30px 50px var(--shadow-lg);
}
.contact-card h2{font-size:clamp(2rem,5.5vw,3.4rem);position:relative;z-index:2}
.contact-card p{max-width:44ch;margin:16px auto 26px;font-weight:600;font-size:1.1rem;position:relative;z-index:2}
.contact-card .btn{position:relative;z-index:2}
.contact-bubbles{position:absolute;inset:0;z-index:1;opacity:.5}

.foot{padding:44px 0 40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.foot .brand{margin-bottom:12px}
.foot p{font-weight:600;color:var(--ink-soft);max-width:34ch}
.foot h5{font-family:'Fredoka';font-weight:600;font-size:1.05rem;color:var(--ink);margin:0 0 12px;text-transform:uppercase;letter-spacing:.05em}
.foot ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.foot ul a{font-weight:700;color:var(--ink-soft)}
.foot ul a:hover{color:var(--coral-deep)}
.foot-base{margin-top:34px;padding-top:22px;border-top:2px dashed rgba(12,75,87,.15);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-weight:700;color:var(--ink-soft);font-size:.9rem}

/* ---------- REVEAL ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- ANIMATIONS ---------- */
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-12px) rotate(2deg)}}
@keyframes startle{0%{transform:translateY(0) scale(1)}30%{transform:translateY(-22px) scale(1.12) rotate(-6deg)}60%{transform:translateY(-4px) scale(.97) rotate(4deg)}100%{transform:translateY(0) scale(1)}}
@keyframes sunspin{to{transform:rotate(360deg)}}
@keyframes pinging{0%{transform:scale(.6);opacity:1}80%,100%{transform:scale(1.7);opacity:0}}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}

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

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  .ex-feature{grid-template-columns:1fr}
  .ex-feature .ex-scene{order:-1}
  .school-grid{grid-template-columns:1fr}
  .visit-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .ex-duo{grid-template-columns:1fr}
  .c-star{left:38%}
  .foot-grid{grid-template-columns:1fr}
  .hero-hint{font-size:.78rem}
}
@media (max-width:400px){
  .hero-lede{font-size:1rem}
  .critter svg{width:56px}
}