/* ============================================================
   KALYMNOS DIVING CENTER — Design System
   Palette + type from brand board. "Safe Adventure" theme.
   ============================================================ */
:root{
  /* Water (primary) */
  --turq:#63c7c4;      /* shallow turquoise */
  --turq-d:#46aeab;
  --sky:#1fabc6;       /* deep sky blue (bright — fills/dark bg only) */
  --sky-d:#1791a8;
  --sky-text:#147189;  /* accessible sky for text/icons on light + solid buttons (AA) */
  --sky-text-d:#0e5a6e;/* darker sky for solid-button hover */
  --turq-text:#26766f; /* accessible turquoise for text/icons on light (AA) */
  /* Rock / earth (secondary) */
  --beige:#edcc9f;     /* sun-baked beige */
  --sand:#d6b687;      /* warm sand */
  --terra:#c66947;     /* terracotta */
  --terra-d:#b25636;
  /* Neutrals */
  --charcoal:#323a3c;  /* text */
  --ink:#222a2c;
  --gray:#dddddb;      /* light gray */
  --mist:#f4f6f5;
  --white:#ffffff;
  /* Deep aegean (dark sections / mascot outline navy) */
  --deep:#0e3a48;
  --deep-2:#0a2c37;

  --maxw:1240px;
  --r-sm:10px;
  --r:18px;
  --r-lg:28px;
  --r-pill:999px;
  --shadow:0 12px 34px -14px rgba(14,58,72,.32);
  --shadow-lg:0 28px 60px -22px rgba(14,58,72,.45);
  --shadow-sm:0 6px 18px -10px rgba(14,58,72,.35);
  --ring:0 0 0 4px rgba(31,171,198,.22);

  --ff-head:'Poppins',system-ui,sans-serif;
  --ff-body:'Open Sans',system-ui,sans-serif;
  --nav-h:74px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{
  margin:0;font-family:var(--ff-body);color:var(--charcoal);
  background:var(--white);line-height:1.62;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--ff-head);line-height:1.08;margin:0;color:var(--deep);font-weight:700;letter-spacing:-.015em}
p{margin:0}
a{color:inherit;text-decoration:none}
/* Keyboard focus visibility (a11y) — dark token on light, white over dark/photo contexts */
:focus-visible{outline:3px solid var(--sky-text);outline-offset:2px;border-radius:4px}
.hero :focus-visible,.nav:not(.solid) :focus-visible,.drawer :focus-visible,
.footer :focus-visible,.trust :focus-visible,.dual :focus-visible,
.elearn :focus-visible,.btn-ghost:focus-visible,.btn-sky:focus-visible{outline-color:#fff}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{outline:none}
img{display:block;max-width:100%}
section{position:relative}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{
  font-family:var(--ff-head);font-weight:600;font-size:.8rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--sky-text);display:inline-flex;align-items:center;gap:.55rem;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--turq);border-radius:2px}
.section-head{max-width:720px;margin-bottom:46px}
.section-head h2{font-size:clamp(2rem,3.6vw,3rem);margin:.5rem 0 .7rem}
.section-head p{font-size:1.08rem;color:#4a585b}
.center{text-align:center;margin-inline:auto}
.center .eyebrow{justify-content:center}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;cursor:pointer;border:0;
  font-family:var(--ff-head);font-weight:600;font-size:1rem;letter-spacing:.01em;
  padding:.92rem 1.7rem;border-radius:var(--r-pill);transition:transform .18s ease,box-shadow .25s ease,background .2s ease;
  text-align:center;white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-mascot{height:26px;width:auto;flex-shrink:0;filter:drop-shadow(0 2px 3px rgba(0,0,0,.28))}
.btn-mascot.lf{height:48px;margin:-12px -2px -12px 0}
.btn-primary{background:var(--turq);color:#08343b;box-shadow:0 14px 26px -12px rgba(31,171,198,.7)}
.btn-primary:hover{background:var(--turq-d);transform:translateY(-2px);box-shadow:0 20px 32px -12px rgba(31,171,198,.85)}
.btn-sky{background:var(--sky-text);color:#fff;box-shadow:0 14px 26px -12px rgba(20,113,137,.7)}
.btn-sky:hover{background:var(--sky-text-d);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;backdrop-filter:blur(6px);border:1.5px solid rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.26);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--deep);border:1.6px solid var(--gray)}
.btn-outline:hover{border-color:var(--sky-text);color:var(--sky-text);transform:translateY(-2px)}
.btn-lg{padding:1.08rem 2.1rem;font-size:1.08rem}

/* ---------- Navbar ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;height:calc(var(--nav-h) + env(safe-area-inset-top,0px));
  padding-top:env(safe-area-inset-top,0px);
  display:flex;align-items:center;
  background:linear-gradient(180deg,rgba(8,40,49,.5),rgba(8,40,49,0));
  transition:background .3s ease,box-shadow .3s ease,backdrop-filter .3s;
}
.nav.solid{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 6px 24px -16px rgba(14,58,72,.5)}
.nav .wrap{display:flex;align-items:center;gap:1.4rem;width:100%}
.brand{display:flex;align-items:center;gap:.7rem;flex-shrink:0}
.brand img{width:48px;height:auto;filter:drop-shadow(0 4px 8px rgba(0,0,0,.25))}
.brand-logo{width:50px;height:50px;border-radius:50%;object-fit:cover;background:#fff;
  box-shadow:0 4px 14px rgba(0,0,0,.35);outline:2px solid rgba(255,255,255,.85);outline-offset:-1px;filter:none}
.nav.solid .brand-logo{outline-color:var(--gray)}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-txt b{font-family:var(--ff-head);font-weight:700;font-size:1.04rem;letter-spacing:.01em;color:#fff;transition:color .3s}
.brand-txt span{font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.78);font-family:var(--ff-head);margin-top:3px;transition:color .3s}
.nav.solid .brand-txt b{color:var(--deep)}
.nav.solid .brand-txt span{color:var(--sky-text)}
.menu{display:flex;align-items:center;gap:.3rem;margin-left:auto}
.menu a{
  position:relative;font-family:var(--ff-head);font-weight:500;font-size:.95rem;
  color:rgba(255,255,255,.92);padding:.5rem .8rem;border-radius:var(--r-pill);transition:color .2s,background .2s;
}
.nav.solid .menu a{color:var(--charcoal)}
.menu a:hover{color:#fff;background:rgba(255,255,255,.16)}
.nav.solid .menu a:hover{color:var(--sky-text);background:rgba(31,171,198,.1)}
.menu a.active{color:#fff}
.nav.solid .menu a.active{color:var(--sky-text)}
.menu a.active::after{content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);width:20px;height:3px;border-radius:3px;background:var(--turq)}

.nav-tools{display:flex;align-items:center;gap:.7rem;flex-shrink:0}
/* Language switcher */
.lang{position:relative}
.lang-btn{
  display:flex;align-items:center;gap:.4rem;background:rgba(255,255,255,.16);color:#fff;
  border:1px solid rgba(255,255,255,.4);border-radius:var(--r-pill);padding:.42rem .8rem;cursor:pointer;
  font-family:var(--ff-head);font-weight:600;font-size:.82rem;letter-spacing:.04em;transition:.2s;
}
.nav.solid .lang-btn{background:var(--mist);color:var(--deep);border-color:var(--gray)}
.lang-btn:hover{background:rgba(255,255,255,.3)}
.nav.solid .lang-btn:hover{background:#eef1f0}
.lang-btn svg{width:13px;height:13px;transition:transform .2s}
.lang.open .lang-btn svg{transform:rotate(180deg)}
.lang-menu{
  position:absolute;top:calc(100% + 10px);right:0;background:#fff;border-radius:var(--r-sm);
  box-shadow:var(--shadow);padding:6px;min-width:172px;opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:.2s;border:1px solid var(--gray);
}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}
.lang-menu button{
  display:flex;align-items:center;gap:.6rem;width:100%;background:none;border:0;cursor:pointer;
  padding:.55rem .7rem;border-radius:8px;font-family:var(--ff-body);font-size:.92rem;color:var(--charcoal);text-align:left;
}
.lang-menu button:hover{background:var(--mist)}
.lang-menu button.sel{background:rgba(31,171,198,.12);color:var(--sky-text);font-weight:700}
.flag{width:22px;height:15px;border-radius:3px;flex-shrink:0;box-shadow:0 1px 2px rgba(0,0,0,.2);object-fit:cover}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:24px;height:2.5px;background:#fff;border-radius:2px;transition:.3s}
.nav.solid .burger span{background:var(--deep)}

/* ---------- Hero ---------- */
.hero{min-height:100vh;display:flex;align-items:center;padding-top:var(--nav-h);overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 42%}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(8,40,49,.82) 0%,rgba(8,40,49,.5) 42%,rgba(8,40,49,.12) 75%),
             linear-gradient(0deg,rgba(8,40,49,.55),transparent 45%);}
.hero-inner{padding:60px 0 90px;max-width:680px;position:relative;z-index:2}
.hero .badge-row{display:flex;align-items:center;gap:.7rem;margin-bottom:1.4rem}
.hero .padi-chip{display:flex;align-items:center;gap:.6rem;background:rgba(255,255,255,.12);backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.32);border-radius:var(--r-pill);padding:.4rem .5rem .4rem .9rem}
.hero .padi-chip img{width:34px;border-radius:5px}
.hero .padi-chip span{color:#fff;font-family:var(--ff-head);font-weight:600;font-size:.82rem;letter-spacing:.02em}
.hero h1{color:#fff;font-size:clamp(2.6rem,6vw,4.6rem);font-weight:700;text-shadow:0 4px 30px rgba(0,0,0,.3)}
.hero h1 .accent{color:var(--turq)}
.hero .lede{color:rgba(255,255,255,.94);font-size:clamp(1.1rem,1.8vw,1.32rem);margin:1.3rem 0 2rem;max-width:560px;text-shadow:0 2px 16px rgba(0,0,0,.35)}
.hero-cta{display:flex;flex-wrap:wrap;gap:1rem;align-items:center}
.hero-meta{display:flex;gap:2rem;margin-top:2.6rem;flex-wrap:wrap}
.hero-meta .stat b{display:block;font-family:var(--ff-head);font-weight:700;font-size:1.7rem;color:#fff;line-height:1}
.hero-meta .stat span{color:rgba(255,255,255,.8);font-size:.84rem;letter-spacing:.03em}
/* lionfish resting by CTA */
.hero-lionfish{position:absolute;right:5%;bottom:8%;width:min(320px,26vw);z-index:2;
  filter:drop-shadow(0 18px 26px rgba(0,0,0,.4));animation:bob 6s ease-in-out infinite;transform:scaleX(-1)}
@keyframes bob{0%,100%{transform:scaleX(-1) translateY(0) rotate(0deg)}50%{transform:scaleX(-1) translateY(-14px) rotate(-2.5deg)}}

/* Bubbles */
.bubbles{position:absolute;inset:0;z-index:1;pointer-events:none;overflow:hidden}
.bubble{position:absolute;bottom:-40px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,rgba(255,255,255,.85),rgba(255,255,255,.22) 45%,rgba(99,199,196,.08) 70%);
  border:1px solid rgba(255,255,255,.35);animation:rise linear infinite;opacity:0}
@keyframes rise{
  0%{transform:translateY(0) translateX(0) scale(.7);opacity:0}
  10%{opacity:.85}
  85%{opacity:.7}
  100%{transform:translateY(-104vh) translateX(var(--drift,16px)) scale(1);opacity:0}
}
@media (prefers-reduced-motion:reduce){
  .bubble{animation:none;display:none}
  .hero-lionfish{animation:none}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1!important;transform:none!important}
}

/* scroll cue */
.scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;color:#fff;display:flex;flex-direction:column;align-items:center;gap:6px;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;opacity:.85}
.scroll-cue .mouse{width:24px;height:38px;border:2px solid rgba(255,255,255,.7);border-radius:14px;position:relative}
.scroll-cue .mouse::after{content:"";position:absolute;left:50%;top:7px;width:4px;height:7px;background:#fff;border-radius:3px;transform:translateX(-50%);animation:wheel 1.6s ease infinite}
@keyframes wheel{0%{opacity:0;top:7px}40%{opacity:1}100%{opacity:0;top:18px}}

/* ---------- Trust bar ---------- */
.trust{background:var(--deep);color:#fff;padding:26px 0}
.trust .wrap{display:flex;align-items:center;justify-content:space-between;gap:1.4rem;flex-wrap:wrap}
.trust .item{display:flex;align-items:center;gap:.7rem;font-size:.95rem}
.trust .item svg{width:26px;height:26px;color:var(--turq);flex-shrink:0}
.trust .item b{font-family:var(--ff-head);font-weight:600}
.trust .sep{width:1px;height:30px;background:rgba(255,255,255,.16)}

/* ---------- Generic section padding ---------- */
.sec{padding:96px 0}
.sec-mist{background:var(--mist)}

/* ---------- Audience cards ---------- */
.aud-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(216px,1fr));gap:22px}
.aud-card{
  position:relative;background:#fff;border-radius:var(--r);padding:30px 26px 28px;border:1px solid #ebeeed;
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease;overflow:hidden;
}
.aud-card::before{content:"";position:absolute;left:0;top:0;height:5px;width:100%;background:var(--c,var(--turq))}
.aud-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.aud-icon{width:62px;height:62px;border-radius:16px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--cbg,rgba(99,199,196,.16));color:var(--c,var(--turq))}
.aud-icon svg{width:32px;height:32px}
.aud-card h3{font-size:1.22rem;margin-bottom:.5rem}
.aud-card p{font-size:.95rem;color:#566466}
.aud-card .more{display:inline-flex;align-items:center;gap:.4rem;margin-top:1rem;font-family:var(--ff-head);font-weight:600;font-size:.88rem;color:var(--sky-text)}
.aud-card .more svg{width:15px;height:15px;transition:transform .2s}
.aud-card:hover .more svg{transform:translateX(4px)}

/* ---------- Dual adventure ---------- */
.dual{background:var(--deep);color:#fff;overflow:hidden}
.dual .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.dual h2{color:#fff;font-size:clamp(2rem,3.4vw,3rem)}
.dual .eyebrow{color:var(--turq)}
.dual p{color:rgba(255,255,255,.84);font-size:1.06rem;margin-top:1rem}
.dual-list{display:flex;flex-direction:column;gap:1rem;margin:1.8rem 0}
.dual-list li{display:flex;gap:.9rem;align-items:flex-start;list-style:none}
.dual-list .ic{width:42px;height:42px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;background:rgba(255,255,255,.1);color:var(--turq)}
.dual-list .ic svg{width:22px;height:22px}
.dual-list b{font-family:var(--ff-head);display:block;color:#fff;margin-bottom:1px}
.dual-list span{font-size:.94rem;color:rgba(255,255,255,.74)}
.dual-media{position:relative;height:520px}
.dual-media .ph{position:absolute;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-lg);border:5px solid rgba(255,255,255,.08)}
.dual-media .ph img{width:100%;height:100%;object-fit:cover}
.dual-media .ph1{width:62%;height:74%;top:0;right:0;z-index:1}
.dual-media .ph2{width:56%;height:60%;bottom:0;left:0;z-index:2}
.dual-tag{position:absolute;z-index:3;background:#fff;color:var(--deep);border-radius:var(--r-pill);padding:.5rem 1rem;font-family:var(--ff-head);font-weight:600;font-size:.82rem;box-shadow:var(--shadow);display:flex;align-items:center;gap:.5rem}
.dual-tag svg{width:16px;height:16px;color:var(--terra)}
.dual-tag.t1{top:8%;left:2%}
.dual-tag.t2{bottom:9%;right:3%;color:var(--sky-text)}
.dual-tag.t2 svg{color:var(--sky-text)}

/* ---------- Courses ---------- */
.course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:8px}
.course{background:#fff;border:1px solid #ebeeed;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.course:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.course .top{padding:26px 26px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}
.course .lvl{font-family:var(--ff-head);font-weight:600;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--terra);background:rgba(198,105,71,.12);padding:.3rem .7rem;border-radius:var(--r-pill)}
.course .lvl.beg{color:var(--turq-text);background:rgba(99,199,196,.18)}
.course .lvl.adv{color:var(--sky-text);background:rgba(31,171,198,.13)}
.course h3{font-size:1.3rem;margin:14px 26px 0}
.course .desc{padding:8px 26px 0;font-size:.95rem;color:#566466;flex:1}
.course .feat{list-style:none;padding:16px 26px 0;margin:0;display:flex;flex-direction:column;gap:.5rem}
.course .feat li{display:flex;gap:.5rem;align-items:center;font-size:.9rem;color:#3f4d4f}
.course .feat svg{width:16px;height:16px;color:var(--turq-text);flex-shrink:0}
.course .foot{padding:20px 26px 26px;margin-top:14px;display:flex;align-items:center;justify-content:space-between;gap:1rem;border-top:1px solid #f0f2f1}
.course .dur{font-size:.84rem;color:#7a8688}
.course .dur b{display:block;font-family:var(--ff-head);color:var(--deep);font-size:1rem}

/* eLearning callout */
.elearn{margin-top:30px;background:linear-gradient(120deg,var(--sky),var(--turq));border-radius:var(--r-lg);padding:38px 44px;color:#fff;display:flex;align-items:center;gap:30px;flex-wrap:wrap;box-shadow:var(--shadow);position:relative;overflow:hidden}
.elearn .octo-peek{position:absolute;right:-10px;bottom:-30px;width:200px;opacity:.9;pointer-events:none}
.elearn h3{color:#fff;font-size:1.7rem}
.elearn p{color:rgba(255,255,255,.92);margin-top:.4rem;max-width:560px}
.elearn .free{font-family:var(--ff-head);font-weight:700;background:#fff;color:var(--sky-text);padding:.2rem .7rem;border-radius:8px}
.elearn .btn{margin-left:auto;z-index:2}

/* ---------- Packages ---------- */
.pkg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px}
.pkg{background:#fff;border:1px solid #ebeeed;border-radius:var(--r);padding:24px 20px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .2s,border-color .2s}
.pkg:hover{transform:translateY(-4px);border-color:var(--turq)}
.pkg .n{font-family:var(--ff-head);font-weight:700;font-size:2.4rem;color:var(--sky-text);line-height:1}
.pkg .l{font-family:var(--ff-head);font-weight:600;color:var(--deep);margin-top:4px}
.pkg .s{font-size:.82rem;color:#7a8688;margin-top:6px}
.pkg.special{background:var(--deep);border-color:var(--deep)}
.pkg.special .n,.pkg.special .l{color:#fff}
.pkg.special .s{color:rgba(255,255,255,.7)}
.pkg.special .n{color:var(--turq)}
.pkg-price{font-family:var(--ff-head);font-weight:700;color:var(--deep);font-size:1.42rem;margin-top:10px;line-height:1.1}
.pkg-price small{display:block;font-weight:600;font-size:.74rem;color:#7a8688;margin-top:2px}
.pkg.special .pkg-price{color:#fff}
.pkg.special .pkg-price small{color:rgba(255,255,255,.72)}
.pkg-note{margin-top:22px;text-align:center;font-size:.84rem;color:#7a8688;max-width:680px;margin-inline:auto}
/* course price */
.course .price{font-family:var(--ff-head);font-weight:700;color:var(--sky-text);font-size:1.5rem;line-height:1}
.course .price small{display:block;font-weight:600;font-size:.72rem;color:#7a8688;letter-spacing:.02em}
/* beginner photo badge on audience card */
.aud-photo{position:absolute;top:18px;right:18px;width:74px;height:74px;border-radius:50%;object-fit:cover;border:3px solid #fff;box-shadow:0 6px 16px -6px rgba(14,58,72,.5);z-index:2}

/* ---------- Dive sites ---------- */
.sites-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.site{position:relative;border-radius:var(--r);overflow:hidden;min-height:230px;display:flex;align-items:flex-end;color:#fff;box-shadow:var(--shadow-sm);isolation:isolate}
.site img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;z-index:-2}
.site::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,40,49,.86),rgba(8,40,49,.12) 70%);z-index:-1}
.site:hover img{transform:scale(1.07)}
.site .info{padding:22px}
.site .tag{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--turq);font-family:var(--ff-head);font-weight:600}
.site h3{color:#fff;font-size:1.22rem;margin-top:4px}
.site p{font-size:.88rem;color:rgba(255,255,255,.82);margin-top:4px}

/* ---------- Gallery ---------- */
.gallery{columns:3;column-gap:16px}
.gallery .g{break-inside:avoid;margin-bottom:16px;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm);position:relative}
.gallery .g img{width:100%;transition:transform .5s ease}
.gallery .g:hover img{transform:scale(1.06)}
.gallery .g .cap{position:absolute;left:0;right:0;bottom:0;padding:30px 16px 12px;color:#fff;font-family:var(--ff-head);font-weight:600;font-size:.9rem;background:linear-gradient(0deg,rgba(8,40,49,.8),transparent);opacity:0;transition:.3s}
.gallery .g:hover .cap{opacity:1}
.gallery .g{cursor:zoom-in}
.gallery .g::after{content:"";position:absolute;top:12px;right:12px;width:30px;height:30px;border-radius:50%;background:rgba(8,28,36,.55) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M8 3H5a2 2 0 00-2 2v3M16 3h3a2 2 0 012 2v3M8 21H5a2 2 0 01-2-2v-3M16 21h3a2 2 0 002-2v-3'/%3E%3C/svg%3E") center/16px no-repeat;opacity:0;transform:scale(.8);transition:.25s;pointer-events:none}
.gallery .g:hover::after{opacity:1;transform:scale(1)}

/* ---------- Lightbox ---------- */
.lb{position:fixed;inset:0;z-index:200;background:rgba(7,26,33,.95);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .28s ease;backdrop-filter:blur(6px)}
.lb.open{opacity:1;visibility:visible}
.lb-fig{margin:0;display:flex;flex-direction:column;align-items:center;gap:16px;max-width:94vw}
.lb img{max-width:min(1200px,90vw);max-height:82vh;width:auto;height:auto;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.6);background:#0a2c37}
.lb-cap{color:#fff;font-family:var(--ff-head);font-weight:500;font-size:1.02rem;letter-spacing:.02em;text-align:center;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.lb-count{position:absolute;top:26px;left:26px;color:rgba(255,255,255,.82);font-family:var(--ff-head);font-weight:600;font-size:.92rem;letter-spacing:.04em}
.lb-close{position:absolute;top:18px;right:22px;width:48px;height:48px;border:0;background:rgba(255,255,255,.12);color:#fff;border-radius:50%;font-size:1.7rem;line-height:1;cursor:pointer;display:grid;place-items:center;transition:.2s}
.lb-close:hover{background:rgba(255,255,255,.26);transform:rotate(90deg)}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:56px;height:56px;border:0;background:rgba(255,255,255,.12);color:#fff;border-radius:50%;cursor:pointer;display:grid;place-items:center;transition:background .2s,transform .2s}
.lb-nav:hover{background:rgba(255,255,255,.26)}
.lb-nav svg{width:24px;height:24px}
.lb-prev{left:22px}.lb-next{right:22px}
.lb-prev:hover{transform:translateY(-50%) translateX(-3px)}
.lb-next:hover{transform:translateY(-50%) translateX(3px)}
@media(max-width:560px){
  .lb-nav{width:44px;height:44px}.lb-prev{left:8px}.lb-next{right:8px}
  .lb img{max-width:96vw;max-height:74vh}
  .lb-close{top:10px;right:12px}
  .lb-count{top:16px;left:14px}
}

/* ---------- PADI explainer ---------- */
.padi-explain{background:var(--deep);color:#fff;overflow:hidden}
.padi-explain .wrap{display:grid;grid-template-columns:300px 1fr;gap:60px;align-items:center}
.padi-badge-box{background:#fff;border-radius:var(--r);padding:18px;box-shadow:var(--shadow-lg);text-align:center}
.padi-badge-box img{border-radius:8px;width:100%}
.padi-defs{display:flex;flex-direction:column;gap:1.4rem;margin-top:1.6rem}
.padi-def{display:flex;gap:1.1rem}
.padi-def .k{font-family:var(--ff-head);font-weight:700;color:var(--turq);font-size:1.5rem;flex-shrink:0;width:84px}
.padi-def b{color:#fff;font-family:var(--ff-head)}
.padi-def span{color:rgba(255,255,255,.8);font-size:.96rem;display:block;margin-top:2px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:start}
.staff{display:flex;flex-direction:column;gap:18px;margin:24px 0 30px}
.staff-card{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid #ebeeed;border-radius:var(--r);padding:16px 20px;box-shadow:var(--shadow-sm)}
.staff-card img{width:64px;height:64px;border-radius:50%;object-fit:cover;border:3px solid var(--turq)}
.staff-card .who b{font-family:var(--ff-head);font-size:1.1rem;color:var(--deep)}
.staff-card .who span{display:block;font-size:.86rem;color:#7a8688}
.staff-card .tel{margin-left:auto;display:flex;align-items:center;gap:.5rem;font-family:var(--ff-head);font-weight:600;color:var(--sky-text);font-size:1rem;white-space:nowrap}
.staff-card .tel svg{width:18px;height:18px}
.info-row{display:flex;gap:.8rem;align-items:flex-start;padding:14px 0;border-top:1px solid #ebeeed}
.info-row svg{width:22px;height:22px;color:var(--terra);flex-shrink:0;margin-top:2px}
.info-row b{font-family:var(--ff-head);color:var(--deep);display:block}
.info-row span,.info-row a{color:#566466;font-size:.95rem}
.info-row a:hover{color:var(--sky-text)}
/* form */
.form{background:#fff;border:1px solid #ebeeed;border-radius:var(--r-lg);padding:34px;box-shadow:var(--shadow)}
.form h3{font-size:1.4rem;margin-bottom:.4rem}
.form p.sub{color:#7a8688;font-size:.94rem;margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--ff-head);font-weight:600;font-size:.84rem;color:var(--deep);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;border:1.5px solid var(--gray);border-radius:12px;padding:.8rem 1rem;font-family:var(--ff-body);font-size:.96rem;color:var(--charcoal);background:var(--mist);transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--sky);background:#fff;box-shadow:var(--ring)}
.field textarea{resize:vertical;min-height:108px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.8rem;color:#9aa4a5;margin-top:12px;text-align:center}

/* ---------- Footer ---------- */
.footer{background:var(--deep-2);color:rgba(255,255,255,.72);padding:64px 0 28px}
.footer .top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer .brand img{width:54px}
.footer .brand-logo{width:56px;height:56px;outline-color:rgba(255,255,255,.5)}
.footer .brand-txt b{color:#fff;font-size:1.1rem}
.footer .fb-about{margin-top:16px;font-size:.92rem;max-width:300px}
.footer h4{color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px;font-weight:600}
.footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.6rem}
.footer ul a{font-size:.94rem;transition:color .2s}
.footer ul a:hover{color:var(--turq)}
.footer .socials{display:flex;gap:.6rem;margin-top:16px}
.footer .socials a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;color:#fff;transition:.2s}
.footer .socials a:hover{background:var(--turq);color:var(--deep);transform:translateY(-2px)}
.footer .socials svg{width:18px;height:18px}
.footer .bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;padding-top:24px;font-size:.84rem}
.footer .bottom a:hover{color:#fff}

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

/* ---------- mobile drawer ---------- */
.drawer-back{position:fixed;inset:0;background:rgba(8,40,49,.5);backdrop-filter:blur(3px);z-index:70;opacity:0;visibility:hidden;transition:.3s}
.drawer-back.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(330px,86vw);background:#fff;z-index:80;transform:translateX(100%);transition:transform .35s cubic-bezier(.5,0,.2,1);padding:26px;display:flex;flex-direction:column;gap:.3rem;overflow-y:auto}
.drawer.open{transform:none}
.drawer .x{align-self:flex-end;background:none;border:0;cursor:pointer;font-size:1.6rem;color:var(--deep);line-height:1;padding:4px}
.drawer a{font-family:var(--ff-head);font-weight:500;font-size:1.1rem;color:var(--deep);padding:.7rem .4rem;border-bottom:1px solid #f0f2f1}
.drawer a:last-of-type{border:0}
.drawer .btn{margin-top:18px;justify-content:center}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  .padi-explain .wrap{grid-template-columns:1fr;gap:34px}
  .padi-badge-box{max-width:260px;margin:0 auto}
}
@media(max-width:960px){
  .menu,.nav-tools .lang{display:none}
  .nav-tools{margin-left:auto}
  .burger{display:flex}
  .dual .wrap{grid-template-columns:1fr;gap:40px}
  .dual-media{height:420px;max-width:520px;margin:0 auto}
  .contact-grid{grid-template-columns:1fr;gap:36px}
  .gallery{columns:2}
  .footer .top{grid-template-columns:1fr 1fr;gap:30px}
  .hero-lionfish{width:200px;right:3%;bottom:4%}
  .elearn .octo-peek{display:none}
}
/* ---- phones / small tablets ---- */
@media(max-width:760px){
  .nav{--sbar:max(env(safe-area-inset-top,0px), 28px);height:calc(60px + var(--sbar));padding-top:var(--sbar)}
  :root{--nav-h:60px}
  .nav .btn-primary{display:none}      /* Book Now lives in the slide-out menu on phones */
  .brand img{width:42px}
  .hero-lionfish{display:none}         /* the Book now button already carries a lionfish */
  .hero{min-height:auto;padding-bottom:64px}
  .hero-inner{padding:34px 0 16px;max-width:none}
  .hero h1{font-size:clamp(2.3rem,8.6vw,3.4rem)}
  .hero .lede{font-size:1.05rem;margin:1rem 0 1.6rem}
  .hero-cta{width:100%;gap:.7rem}
  .hero-cta .btn{flex:1 1 100%;justify-content:center}
  .trust .wrap{justify-content:center;gap:14px 22px}
  .trust .item{font-size:.9rem}
  .gallery{columns:2;column-gap:12px}
  .gallery .g{margin-bottom:12px}
  .gallery .g .cap{opacity:1;font-size:.76rem;padding:22px 12px 10px}  /* captions always visible — no hover on touch */
}
@media(max-width:560px){
  .wrap{padding:0 18px}
  .sec{padding:60px 0}
  .hero-meta{gap:1.05rem}
  .hero-meta .stat b{font-size:1.35rem}
  .hero-meta .stat span{font-size:.78rem}
  .section-head{margin-bottom:32px}
  .section-head h2{font-size:clamp(1.8rem,7vw,2.4rem)}
  .two{grid-template-columns:1fr}
  .footer .top{grid-template-columns:1fr;gap:26px}
  .elearn{padding:26px 22px}
  .elearn h3{font-size:1.35rem}
  .elearn .btn{margin-left:0;width:100%;justify-content:center}
  .trust .sep{display:none}
  .dual-media{height:360px}
  .staff-card{flex-wrap:wrap;gap:12px 16px}
  .staff-card .tel{margin-left:80px}
  .pkg .n{font-size:2rem}
  .padi-def .k{width:70px;font-size:1.25rem}
  .form{padding:26px 20px}
}
@media(max-width:380px){
  .hero h1{font-size:2.1rem}
  .hero-meta{gap:.7rem}
  .hero-meta .stat b{font-size:1.2rem}
  .gallery{columns:1}
}