/* ===== SQUEAKER DETAILING — SHARED STYLES ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #f4f8fa;
  --bg2:       #e8f2f6;
  --surface:   #ffffff;
  --border:    rgba(42,155,191,0.15);
  --border-hi: rgba(42,155,191,0.4);
  --cyan:      #2a9bbf;
  --cyan-hi:   #1d8aad;
  --cyan-glow: rgba(42,155,191,0.2);
  --text:      #18282f;
  --text2:     #456070;
  --text3:     #7a96a4;
  --nav-bg:    rgba(244,248,250,0.95);
  --card-bg:   rgba(42,155,191,0.05);
  --success:   #1a9e50;
  --font:      'Outfit', system-ui, sans-serif;
}
[data-theme="dark"] {
  --bg:        #090f18;
  --bg2:       #0d1824;
  --surface:   #111c29;
  --border:    rgba(56,180,210,0.13);
  --border-hi: rgba(56,180,210,0.38);
  --cyan:      #38b4d2;
  --cyan-hi:   #52cce4;
  --cyan-glow: rgba(56,180,210,0.22);
  --text:      #e6f1f6;
  --text2:     #8aaabb;
  --text3:     #4e6a78;
  --nav-bg:    rgba(9,15,24,0.95);
  --card-bg:   rgba(56,180,210,0.06);
  --success:   #3ddf7a;
}

html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { font-family: var(--font); background: var(--bg); color: var(--text); overflow-x: hidden; -webkit-font-smoothing: antialiased; transition: background .3s, color .3s; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: var(--font); cursor: pointer; }

/* ===== NAV ===== */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: var(--nav-bg); backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); padding: 0 clamp(16px,4vw,48px); }
.nav-inner { max-width: 1280px; margin: 0 auto; height: 72px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; flex-direction: column; line-height: 1.1; }
.logo-top { font-size: 18px; font-weight: 900; letter-spacing: 2px; color: var(--text); }
.logo-sub { font-size: 9px; font-weight: 700; letter-spacing: 4px; color: var(--cyan); text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { font-size: 14px; font-weight: 600; color: var(--text2); letter-spacing: .3px; transition: color .2s; position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--cyan); border-radius: 1px; transition: width .25s; }
.nav-links a:hover { color: var(--cyan); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--cyan); }
.nav-book { background: var(--cyan); color: #fff !important; padding: 9px 22px; border-radius: 8px; font-size: 14px; font-weight: 700; border: none; box-shadow: 0 4px 18px var(--cyan-glow); transition: transform .2s, box-shadow .2s, background .2s; white-space: nowrap; }
.nav-book:hover { background: var(--cyan-hi); transform: translateY(-1px); box-shadow: 0 8px 26px var(--cyan-glow); }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }
.mob-menu { display: none; position: fixed; inset: 72px 0 0 0; z-index: 999; background: var(--bg); padding: 24px; border-top: 1px solid var(--border); overflow-y: auto; }
.mob-menu.open { display: block; }
.mob-menu a { display: block; padding: 16px 0; font-size: 18px; font-weight: 500; color: var(--text2); border-bottom: 1px solid var(--border); }
.mob-menu a.active { color: var(--cyan); }
.mob-book-btn { display: block; text-align: center; margin-top: 20px; padding: 16px; background: var(--cyan); color: #fff; font-size: 17px; font-weight: 700; border-radius: 10px; }
@media (max-width:820px) { .nav-links { display: none; } .hamburger { display: flex; } }

/* ===== THEME TOGGLE ===== */
.theme-btn { position: fixed; bottom: 24px; left: 24px; z-index: 900; border: 1px solid var(--border); background: var(--surface); color: var(--text2); border-radius: 40px; padding: 8px 18px; font: 600 13px var(--font); display: flex; align-items: center; gap: 8px; box-shadow: 0 4px 16px rgba(0,0,0,.08); transition: all .25s; }
.theme-btn:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-1px); }
.theme-btn svg { width: 15px; height: 15px; flex-shrink: 0; }
@media (max-width:820px) { .theme-btn { bottom: 80px; } }

/* ===== MOBILE FLOAT ===== */
.mob-float { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 900; padding: 10px 16px; background: var(--nav-bg); backdrop-filter: blur(16px); border-top: 1px solid var(--border); gap: 8px; }
.mob-float a { flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px; padding: 12px 8px; border-radius: 10px; font: 700 14px var(--font); transition: all .2s; }
.mf-book { background: var(--cyan); color: #fff; }
.mf-call { background: var(--card-bg); border: 1px solid var(--border); color: var(--text); }
.mf-text { border: 1px solid rgba(26,158,80,.3); color: var(--success); }
@media (max-width:820px) { .mob-float { display: flex; } body { padding-bottom: 72px; } }

/* ===== FOOTER ===== */
.footer { border-top: 1px solid var(--border); padding: 36px 24px; }
.footer-inner { max-width: 1280px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-brand { font-size: 14px; font-weight: 900; letter-spacing: 1px; color: var(--text2); }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { font-size: 13px; font-weight: 500; color: var(--text3); transition: color .2s; }
.footer-links a:hover { color: var(--cyan); }
.footer-copy { font-size: 13px; color: var(--text3); width: 100%; text-align: center; margin-top: 8px; }

/* ===== BUTTONS ===== */
.btn-primary { background: var(--cyan); color: #fff; padding: 14px 32px; border-radius: 10px; font-size: 16px; font-weight: 700; border: none; box-shadow: 0 4px 22px var(--cyan-glow); transition: transform .2s, box-shadow .2s, background .2s; display: inline-block; }
.btn-primary:hover { background: var(--cyan-hi); transform: translateY(-2px); box-shadow: 0 10px 32px var(--cyan-glow); }
.btn-ghost { background: transparent; color: var(--text); padding: 14px 28px; border-radius: 10px; font-size: 16px; font-weight: 600; border: 1.5px solid var(--border-hi); transition: all .2s; display: inline-block; }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); background: var(--card-bg); }

/* ===== SECTION BASE ===== */
.section { padding: clamp(60px,8vw,120px) 24px; }
.section-inner { max-width: 1280px; margin: 0 auto; }
.section-label { font-size: 11px; font-weight: 800; letter-spacing: 4px; color: var(--cyan); text-transform: uppercase; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.section-label::before { content: ''; width: 20px; height: 2px; background: var(--cyan); border-radius: 1px; flex-shrink: 0; }
.section-title { font-size: clamp(26px,4vw,46px); font-weight: 900; letter-spacing: -1px; margin-bottom: 14px; line-height: 1.1; }
.section-sub { font-size: 17px; color: var(--text2); line-height: 1.7; max-width: 540px; }

/* ===== BEFORE/AFTER SLIDER ===== */
.slider-wrap { position: relative; width: 100%; aspect-ratio: 4/3; border-radius: 14px; overflow: hidden; border: 1px solid var(--border); cursor: col-resize; user-select: none; -webkit-user-select: none; }
.slider-wrap img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
.s-after { z-index: 2; clip-path: inset(0 0 0 50%); }
.s-before { z-index: 1; }
.s-handle { position: absolute; top: 0; bottom: 0; left: 50%; z-index: 3; width: 3px; background: #fff; transform: translateX(-50%); box-shadow: 0 0 10px rgba(0,0,0,.45); pointer-events: none; }
.s-knob { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 42px; height: 42px; border-radius: 50%; background: var(--nav-bg); border: 2px solid var(--cyan); display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 14px rgba(0,0,0,.35); }
.s-knob svg { width: 16px; height: 16px; stroke: var(--cyan); fill: none; stroke-width: 2.5; stroke-linecap: round; }
.s-lbl { position: absolute; top: 12px; z-index: 4; padding: 4px 12px; border-radius: 6px; font-size: 11px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; pointer-events: none; }
.s-lbl-b { left: 12px; background: rgba(180,50,50,.72); color: #fff; }
.s-lbl-a { right: 12px; background: rgba(42,155,191,.72); color: #fff; }
.slider-hint { text-align: center; font-size: 13px; color: var(--text3); margin-top: 10px; font-weight: 500; }

/* ===== CARD BASE ===== */
.card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 16px; padding: 28px 24px; transition: all .3s; }
.card:hover { border-color: var(--border-hi); transform: translateY(-3px); box-shadow: 0 14px 36px rgba(0,0,0,.08); }

/* ===== REVEAL ===== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .6s ease, transform .6s ease; }
.reveal.vis { opacity: 1; transform: none; }

/* ===== PAGE HERO (sub-pages) ===== */
.page-hero { padding: 128px 24px 64px; text-align: center; position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 70% 50% at 50% 0%, var(--cyan-glow) 0%, transparent 65%); pointer-events: none; }
.page-hero-label { font-size: 11px; font-weight: 800; letter-spacing: 4px; color: var(--cyan); text-transform: uppercase; margin-bottom: 16px; display: flex; align-items: center; justify-content: center; gap: 10px; }
.page-hero-label::before, .page-hero-label::after { content: ''; width: 20px; height: 2px; background: var(--cyan); border-radius: 1px; }
.page-hero h1 { font-size: clamp(34px,5.5vw,64px); font-weight: 900; letter-spacing: -2px; line-height: 1.05; margin-bottom: 16px; }
.page-hero p { font-size: clamp(16px,1.8vw,19px); color: var(--text2); max-width: 560px; margin: 0 auto; line-height: 1.7; }