/* ============================================================
   PetAZ Web V2 — Design System (Brand Identity System V4.0)
   Tokens + components. NO internal formula/pricing data here.
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  /* Brand V4.0 core palette */
  --bg:#FBF8F2;            /* Pearl Ivory */
  --navy:#081A33;          /* Midnight Navy */
  --teal:#0D5C57;          /* Deep Teal */
  --teal-light:#157A6E;
  --aqua:#38D6C6;          /* Aqua (active states) */
  --aqua-light:#E8FAF7;
  --gold:#C9A24B;          /* Champagne Gold */
  --gold-soft:#D8B77A;
  --gold-light:#F5E9D5;
  --text:#081A33;
  --text-muted:#5a6a7a;
  --white:#ffffff;
  --border:#E3DDD3;
  --border-soft:#EFE9DF;
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 4px 16px rgba(8,26,51,.07);
  --shadow-elevated:0 10px 32px rgba(8,26,51,.10);
  --focus:0 0 0 3px rgba(56,214,198,.55);
  /* plan accent colors (packaging system) */
  --plan-healthy:#0D5C57;
  --plan-active:#D9741F;
  --plan-puppy:#E0A020;
  --plan-skin:#B0526A;
  --plan-mobility:#6B4E9E;
  --plan-body:#6F8B3D;
  --maxw:1200px;
}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
h1,h2,h3{font-family:'Playfair Display',Georgia,serif;line-height:1.22;color:var(--navy)}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{cursor:pointer;border:none;font-family:inherit}
:focus-visible{outline:none;box-shadow:var(--focus);border-radius:6px}

/* ---------- utilities ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-label{font-size:.78rem;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--teal);margin-bottom:12px}
.eyebrow{font-size:.9rem;font-weight:600;letter-spacing:1px;color:var(--teal)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-999px;top:0;z-index:1000;background:var(--navy);color:#fff;padding:10px 18px;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

.btn-primary{background:var(--teal);color:#fff;padding:14px 32px;border-radius:50px;font-size:1rem;font-weight:600;transition:background .2s,transform .1s;display:inline-block;text-align:center}
.btn-primary:hover{background:var(--teal-light);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;color:var(--teal);border:2px solid var(--teal);padding:12px 28px;border-radius:50px;font-size:.95rem;font-weight:600;transition:all .2s;display:inline-block}
.btn-outline:hover{background:var(--teal);color:#fff}
.btn-gold{background:var(--gold);color:var(--navy)}
.tag{display:inline-block;background:var(--gold-light);color:#7a5c00;padding:4px 12px;border-radius:50px;font-size:.75rem;font-weight:600;letter-spacing:.5px;text-transform:uppercase}
.pending-note{font-size:.72rem;color:#a08a5a;font-style:italic}

/* ---------- navbar ---------- */
#navbar{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(251,248,242,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);transition:box-shadow .3s}
#navbar.scrolled{box-shadow:0 2px 12px rgba(0,0,0,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:'Playfair Display',serif;font-size:1.5rem;font-weight:700;color:var(--navy);letter-spacing:-.5px}
.nav-logo img{width:34px;height:34px}
.nav-logo b{font-weight:700}
.nav-logo .az{color:var(--teal)}
.nav-links{display:flex;gap:30px;list-style:none}
.nav-links a{font-size:.92rem;font-weight:500;color:var(--text);transition:color .2s}
.nav-links a:hover{color:var(--teal)}
.nav-cta .btn-primary{padding:10px 22px;font-size:.9rem}
.nav-hamburger{display:none;background:none;font-size:1.5rem;color:var(--navy);width:44px;height:44px}

/* ---------- hero ---------- */
#hero{padding:120px 0 64px;background:linear-gradient(180deg,#FFFDF8 0%,var(--gold-light) 55%,var(--bg) 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-eyebrow{display:inline-block;background:#fff;border:1px solid var(--border);color:var(--teal);font-weight:600;font-size:.85rem;padding:6px 16px;border-radius:50px;margin-bottom:18px}
#hero h1{font-size:3.2rem;margin-bottom:8px}
.hero-descriptor{font-size:1.15rem;color:var(--teal);font-weight:600;margin-bottom:14px}
.hero-support{font-size:1.02rem;color:var(--text-muted);margin-bottom:10px}
.hero-body{font-size:1rem;color:var(--text);margin-bottom:24px;max-width:52ch}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-micro{font-size:.82rem;color:var(--text-muted);margin-top:16px}
.hero-proof{display:inline-flex;align-items:center;gap:8px;margin-top:18px;background:#fff;border:1px solid var(--border);padding:8px 16px;border-radius:50px;font-size:.85rem;font-weight:600;color:var(--navy)}
.hero-proof .dot{width:8px;height:8px;border-radius:50%;background:var(--aqua)}
.hero-media{position:relative}
.hero-img-main{width:100%;border-radius:var(--radius);box-shadow:var(--shadow-elevated);object-fit:cover;aspect-ratio:507/620}
.hero-float{position:absolute;width:112px;height:112px;border-radius:16px;object-fit:cover;box-shadow:var(--shadow-elevated);border:4px solid #fff}
.hero-float.f1{bottom:-18px;left:-18px}
.hero-float.f2{top:-18px;right:-14px;width:96px;height:96px}

/* ---------- trust strip ---------- */
#trust{background:var(--navy);color:#fff;padding:36px 0}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.trust-item{display:flex;gap:12px;align-items:flex-start}
.trust-item .ic{flex:0 0 auto;width:38px;height:38px;color:var(--aqua)}
.trust-item h4{font-family:'Inter',sans-serif;font-size:.95rem;font-weight:600;color:#fff;margin-bottom:3px}
.trust-item p{font-size:.8rem;color:#c7d2dc;line-height:1.45}

/* ---------- generic section head ---------- */
.sec-head{text-align:center;max-width:720px;margin:0 auto 44px}
.sec-head h2{font-size:2.2rem;margin-bottom:12px}
.sec-head p{font-size:1.05rem;color:var(--text-muted)}

/* ---------- needs (3 cards) ---------- */
.card-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.need-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.need-card .ic{width:46px;height:46px;color:var(--teal);margin-bottom:14px}
.need-card h3{font-size:1.15rem;margin-bottom:8px}
.need-card p{font-size:.92rem;color:var(--text-muted)}

/* ---------- how it works ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px;position:relative}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--aqua-light);color:var(--teal);font-weight:700;display:flex;align-items:center;justify-content:center;font-family:'Playfair Display',serif;margin-bottom:14px}
.step .ic{width:34px;height:34px;color:var(--teal);position:absolute;top:26px;right:22px}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{font-size:.88rem;color:var(--text-muted)}

/* ---------- expert / petlike (navy block, concept-aligned) ---------- */
#expert{background:var(--navy)}
#expert .sec-head h2{color:#fff}
#expert .sec-head p{color:#c7d2dc}
.expert-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.layer{border-left:3px solid var(--aqua);padding:6px 0 6px 20px;margin-bottom:22px}
.layer h4{font-family:'Inter',sans-serif;font-size:1.02rem;color:#fff;margin-bottom:6px}
.layer p{font-size:.92rem;color:#c7d2dc}
.petlike-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:26px}
.petlike-card h3{font-size:1.3rem;margin-bottom:6px;color:#fff}
.petlike-card p{color:#c7d2dc !important}
.cert-box{margin-top:16px;padding:16px;border:1px dashed rgba(255,255,255,.22);border-radius:var(--radius-sm);background:rgba(255,255,255,.04)}
.cert-box strong{color:#fff !important}
.cert-box p{color:#c7d2dc !important}
.cert-box .badge-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.cert-box .pending-note{color:#9fb0bd !important}
#expert .expert-grid > div > .hero-micro{color:#c7d2dc}
.expert-img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow-elevated);object-fit:cover;aspect-ratio:4/3;border:1px solid rgba(255,255,255,.14)}

/* ---------- sample result ---------- */
#sample{background:linear-gradient(180deg,var(--bg),var(--aqua-light))}
.sample-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-elevated);overflow:hidden;display:grid;grid-template-columns:.9fr 1.1fr;max-width:900px;margin:0 auto}
.sample-photo{background-size:cover;background-position:center;min-height:320px}
.sample-body{padding:30px}
.mini-profile{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0}
.mini-profile div{font-size:.85rem}
.mini-profile b{display:block;color:var(--navy)}
.ai-summary{background:var(--aqua-light);border:1px solid #cdeee9;border-radius:var(--radius-sm);padding:12px 14px;font-size:.85rem;color:var(--teal);margin:12px 0}
.ai-summary::before{content:"✧ ";color:var(--aqua)}

/* ---------- pricing (homepage + result share) ---------- */
.pricing-wrap{max-width:560px;margin:0 auto}
.price-tabs{display:flex;background:var(--aqua-light);border-radius:50px;padding:5px;margin-bottom:22px}
.price-tab{flex:1;padding:11px;border-radius:50px;background:transparent;font-weight:600;font-size:.92rem;color:var(--teal);transition:all .2s}
.price-tab[aria-selected="true"]{background:var(--teal);color:#fff;box-shadow:var(--shadow)}
.price-panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.price-now{font-family:'Playfair Display',serif;font-size:2.6rem;font-weight:700;color:var(--navy)}
.price-was{font-size:1.05rem;color:var(--text-muted);text-decoration:line-through;margin-left:10px}
.price-save{display:inline-block;background:var(--gold-light);color:#7a5c00;font-weight:600;font-size:.82rem;padding:4px 12px;border-radius:50px;margin-left:8px}
.price-feats{list-style:none;margin:18px 0}
.price-feats li{padding:7px 0 7px 26px;position:relative;font-size:.9rem;color:var(--text)}
.price-feats li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:700}
.price-note{font-size:.8rem;color:var(--text-muted);margin-top:8px}
.price-skeleton{height:2.6rem;width:180px;border-radius:8px;background:linear-gradient(90deg,#eee,#f6f6f6,#eee);background-size:200% 100%;animation:shimmer 1.2s infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:760px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;text-align:left;background:none;padding:20px 40px 20px 0;font-size:1.02rem;font-weight:600;color:var(--navy);position:relative;display:flex;justify-content:space-between;gap:16px}
.faq-q::after{content:"+";position:absolute;right:6px;top:18px;font-size:1.5rem;color:var(--teal);transition:transform .2s}
.faq-item.open .faq-q::after{content:"–"}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;font-size:.94rem;color:var(--text-muted)}
.faq-item.open .faq-a{max-height:400px;padding-bottom:20px}

/* ---------- final CTA (teal band, concept-aligned) ---------- */
#cta-final{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-light) 100%);color:#fff;text-align:center}
#cta-final h2{color:#fff;font-size:2.3rem;margin-bottom:12px}
#cta-final p{color:#e4f4f1;font-size:1.05rem;margin-bottom:8px}
#cta-final .btn-primary{background:var(--aqua);color:var(--navy);margin-top:18px}
#cta-final .btn-primary:hover{background:#5be0d2}
.cta-final-inner{display:flex;align-items:center;gap:40px}
.cta-final-media{flex:0 0 300px}
.cta-final-media img{width:300px;height:300px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-elevated);border:4px solid rgba(255,255,255,.18)}
.cta-final-body{flex:1;text-align:center}
.cta-pillars{display:flex;gap:26px;justify-content:center;margin-top:22px;flex-wrap:wrap;font-size:.85rem;color:#d0eae6}

/* ---------- footer ---------- */
#footer{background:#050f1f;color:#c7d2dc;padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-grid h4{font-family:'Inter',sans-serif;color:#fff;font-size:.95rem;margin-bottom:14px}
.footer-grid a{display:block;font-size:.88rem;padding:5px 0;color:#9fb0bd;transition:color .2s}
.footer-grid a:hover{color:var(--aqua)}
.footer-brand p{font-size:.85rem;margin:12px 0}
.footer-social{display:flex;gap:12px;margin-top:12px}
.footer-social a{width:38px;height:38px;border:1px solid #24374d;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#9fb0bd}
.footer-social a:hover{border-color:var(--aqua);color:var(--aqua)}
.footer-bottom{border-top:1px solid #17273a;margin-top:36px;padding-top:20px;font-size:.8rem;text-align:center;color:#6d8093}

/* ---------- quiz modal ---------- */
#quiz-overlay{position:fixed;inset:0;background:rgba(8,26,51,.6);backdrop-filter:blur(4px);z-index:1000;display:none;align-items:center;justify-content:center;padding:20px}
#quiz-overlay.active{display:flex}
#quiz-modal{background:#fff;border-radius:24px;max-width:620px;width:100%;max-height:92vh;overflow-y:auto;box-shadow:var(--shadow-elevated)}
.quiz-head{padding:22px 26px 0}
.quiz-progress{height:8px;background:var(--aqua-light);border-radius:50px;overflow:hidden}
.quiz-progress-bar{height:100%;background:var(--aqua);transition:width .3s}
.quiz-step-label{font-size:.8rem;color:var(--text-muted);margin:10px 0}
.quiz-close{position:absolute;top:14px;right:18px;font-size:1.6rem;color:var(--text-muted);background:none}
.quiz-body{padding:8px 26px 26px}
.quiz-q{font-family:'Playfair Display',serif;font-size:1.5rem;color:var(--navy);margin:6px 0 20px}
.quiz-helper{font-size:.85rem;color:var(--text-muted);margin:-12px 0 16px}
.quiz-input{width:100%;padding:14px 16px;border:2px solid var(--border);border-radius:12px;font-size:1rem;transition:border .2s}
.quiz-input:focus{border-color:var(--aqua);outline:none}
.quiz-weight-wrap{position:relative}
.quiz-weight-unit{position:absolute;right:16px;top:14px;color:var(--text-muted)}
.quiz-size-hint{margin-top:10px;font-size:.85rem;color:var(--teal);font-weight:500}
.quiz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.quiz-grid.col2{grid-template-columns:repeat(2,1fr)}
.quiz-grid.col4{grid-template-columns:repeat(2,1fr)}
.quiz-option{border:2px solid var(--border);border-radius:14px;padding:16px 12px;text-align:center;transition:all .18s;background:#fff}
.quiz-option:hover{border-color:var(--aqua)}
.quiz-option.selected{border-color:var(--teal);background:var(--aqua-light)}
.quiz-option:focus-visible{box-shadow:var(--focus)}
.quiz-option-emoji{font-size:1.6rem;display:block;margin-bottom:6px}
.quiz-option-label{font-weight:600;font-size:.92rem;color:var(--navy)}
.quiz-option-sub{font-size:.76rem;color:var(--text-muted);margin-top:3px}
.quiz-multi{display:flex;flex-direction:column;gap:10px}
.quiz-multi .quiz-option{display:flex;align-items:center;gap:12px;text-align:left;padding:14px 16px}
.quiz-multi .qm-check{flex:0 0 22px;width:22px;height:22px;border:2px solid var(--border);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:.85rem;color:#fff}
.quiz-multi .quiz-option.selected .qm-check{background:var(--teal);border-color:var(--teal)}
.quiz-multi .quiz-option-label{font-size:.9rem}
.quiz-nav{display:flex;justify-content:space-between;align-items:center;margin-top:24px}
.quiz-back{background:none;color:var(--text-muted);font-size:.9rem;font-weight:500;padding:10px}
.quiz-next{background:var(--teal);color:#fff;padding:13px 30px;border-radius:50px;font-weight:600;font-size:.95rem;transition:all .2s}
.quiz-next:disabled{background:#cdd7dd;cursor:not-allowed}
.quiz-error{color:#b3402f;font-size:.82rem;margin-top:10px}

/* ---------- loading overlay ---------- */
#loading-overlay{position:fixed;inset:0;background:var(--bg);z-index:1100;display:none;flex-direction:column;align-items:center;justify-content:center}
#loading-overlay.active{display:flex}
.loader-ring{width:60px;height:60px;border:5px solid var(--aqua-light);border-top-color:var(--aqua);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#loadingMsg{margin-top:22px;font-size:1.05rem;color:var(--teal);font-weight:500}

/* ---------- result overlay ---------- */
#result-overlay{position:fixed;inset:0;background:var(--bg);z-index:1050;display:none;overflow-y:auto}
#result-overlay.active{display:block}
.result-topbar{position:sticky;top:0;z-index:20;background:rgba(251,248,242,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:12px 20px}
.result-topbar .close{background:none;font-size:1.5rem;color:var(--text-muted)}
.result-inner{max-width:760px;margin:0 auto;padding:20px 20px 120px}
/* section nav for long page */
.result-nav{position:sticky;top:52px;z-index:15;display:flex;gap:6px;overflow-x:auto;background:var(--bg);padding:10px 0;margin-bottom:8px;-webkit-overflow-scrolling:touch}
.result-nav a{flex:0 0 auto;font-size:.82rem;font-weight:600;color:var(--teal);background:#fff;border:1px solid var(--border);padding:7px 14px;border-radius:50px}
.result-nav a.active,.result-nav a:hover{background:var(--teal);color:#fff}

.summary-screen{max-width:640px;margin:0 auto;padding:24px 20px 60px;text-align:center}
.summary-photo{width:130px;height:130px;border-radius:50%;background-size:cover;background-position:center;margin:10px auto 16px;border:4px solid #fff;box-shadow:var(--shadow)}
.summary-dog-info h1{font-size:2rem}
.summary-dog-info p{color:var(--text-muted)}
.summary-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:22px 0}
.summary-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px}
.summary-card-goal{grid-column:1/-1;background:var(--aqua-light);border-color:#bfe9e2}
.summary-card-icon{font-size:1.4rem}
.summary-card-val{font-weight:600;color:var(--navy);margin-top:4px}
.summary-card-lbl{font-size:.78rem;color:var(--text-muted)}
.summary-plan-box{background:var(--navy);color:#fff;border-radius:var(--radius);padding:22px;margin:6px 0 22px}
.summary-plan-label{font-size:.82rem;color:#9fb0bd}
.summary-plan-name{font-size:1.3rem;font-family:'Playfair Display',serif;margin-top:6px}
.summary-edit-btn{background:none;color:var(--text-muted);font-size:.88rem;margin-top:12px;text-decoration:underline}

.result-hero{background:var(--navy);color:#fff;border-radius:var(--radius);padding:30px;text-align:center;margin-bottom:8px}
.result-hero h1{color:#fff;font-size:1.8rem}
.result-plan-pill{display:inline-block;background:rgba(255,255,255,.14);padding:6px 16px;border-radius:50px;font-size:.85rem;margin-bottom:12px}
.result-section{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin:16px 0;box-shadow:var(--shadow)}
.result-sec-title{font-family:'Playfair Display',serif;font-size:1.25rem;color:var(--navy);margin-bottom:16px}
.result-divider{height:0}

/* profile + formula cards */
.pf-card{border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px;background:#fff}
.pf-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;margin-top:8px}
.pf-grid div{font-size:.9rem}
.pf-grid b{color:var(--navy)}
.pf-note{font-size:.82rem;color:var(--text-muted);font-style:italic;margin-top:12px;border-top:1px dashed var(--border);padding-top:10px}
.formula-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.formula-badge{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff}
.nid-row{display:flex;align-items:center;justify-content:space-between;gap:14px;background:var(--aqua-light);border-radius:10px;padding:12px 14px;margin:12px 0}
.nid-code{font-family:'Inter',monospace;font-weight:700;letter-spacing:1px;color:var(--teal)}
.qr-box{width:74px;height:74px;background:#fff;border:1px solid var(--border);border-radius:8px;padding:5px}
.qr-box img,.qr-box canvas{width:100%;height:100%}
.benefit-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.benefit-chips span{background:var(--gold-light);color:#7a5c00;font-size:.78rem;padding:4px 12px;border-radius:50px}

/* nutrition / feeding */
.feed-card{display:flex;gap:18px;align-items:center;background:var(--aqua-light);border-radius:var(--radius-sm);padding:18px}
.feed-big{font-family:'Playfair Display',serif;font-size:2rem;color:var(--teal);font-weight:700}
.feed-lbl{font-size:.82rem;color:var(--text-muted)}
.feed-note{font-size:.82rem;color:var(--text-muted);margin-top:10px;font-style:italic}
.why-list{display:flex;flex-direction:column;gap:16px}
.why-item{display:flex;gap:14px}
.why-icon{font-size:1.4rem;flex:0 0 auto}
.why-text h4{font-family:'Inter',sans-serif;font-size:.95rem;color:var(--navy)}
.why-nutrient{font-size:.84rem;color:var(--teal);font-weight:600;margin:3px 0}
.why-text p{font-size:.86rem;color:var(--text-muted)}
.nut-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.nut-item{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:16px;text-align:center}
.nut-val{font-family:'Playfair Display',serif;font-size:1.5rem;color:var(--navy);font-weight:700}
.nut-lbl{font-size:.76rem;color:var(--text-muted)}
.bf-list,.act-list{display:flex;flex-direction:column;gap:12px}
.bf-item{display:flex;gap:12px}
.bf-icon{font-size:1.2rem}
.bf-text strong{display:block;font-size:.92rem;color:var(--navy)}
.bf-text span{font-size:.85rem;color:var(--text-muted)}
.meal-plan-card,.act-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px}
.meal-plan-top{display:flex;justify-content:space-between;margin-bottom:12px}
.meal-big{font-family:'Playfair Display',serif;font-size:1.5rem;color:var(--navy)}
.meal-sub{font-size:.78rem;color:var(--text-muted)}
.meal-times{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.meal-time{background:#fff;border:1px solid var(--border);border-radius:50px;padding:5px 12px;font-size:.8rem}
.meal-note,.act-caution{font-size:.84rem;color:var(--text-muted)}
.act-mins{font-family:'Playfair Display',serif;font-size:1.3rem;color:var(--navy);margin-bottom:10px}
.act-mins small{font-family:'Inter';font-size:.8rem;color:var(--text-muted)}
.act-list-item{background:#fff;border:1px solid var(--border);border-radius:8px;padding:8px 12px;font-size:.86rem}
.act-caution{margin-top:12px;background:var(--gold-light);border-radius:8px;padding:10px 12px}
.trans-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.trans-item{text-align:center}
.trans-bar-wrap{height:70px;background:var(--bg);border:1px solid var(--border);border-radius:8px;display:flex;align-items:flex-end;overflow:hidden}
.trans-bar{width:100%;background:var(--aqua)}
.trans-day{font-size:.76rem;margin-top:6px;color:var(--navy);font-weight:600}
.trans-pct{font-size:.72rem;color:var(--text-muted)}

/* package label mock */
.label-card{border:2px solid var(--navy);border-radius:var(--radius-sm);overflow:hidden}
.label-header{background:var(--navy);color:#fff;padding:18px;position:relative}
.label-brand{font-size:.8rem;color:var(--aqua)}
.label-product-name{font-family:'Playfair Display',serif;font-size:1.3rem;margin:6px 0}
.label-plan{font-size:.9rem;color:#cfe}
.label-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.78rem;color:#c7d2dc;margin-top:10px}
.label-body{padding:18px}
.label-sec{margin-bottom:14px}
.label-sec-title{font-size:.82rem;font-weight:700;color:var(--teal);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.label-ingredients-text{font-size:.82rem;color:var(--text-muted)}
.label-table{width:100%;border-collapse:collapse;font-size:.8rem}
.label-table td{border-bottom:1px solid var(--border);padding:6px 4px}
.label-table td:last-child{text-align:right;font-weight:600}
.label-footer-box{background:var(--bg);padding:14px 18px;font-size:.76rem;color:var(--text-muted);line-height:1.6}

/* safety gate */
.safety-gate{background:#FFF9EE;border:1px solid #EAD9B0;border-radius:var(--radius);padding:26px;margin:16px 0}
.safety-gate h3{font-family:'Playfair Display',serif;font-size:1.25rem;color:var(--navy);margin-bottom:10px}
.safety-gate p{font-size:.92rem;color:#6a5a3a}
.safety-gate .ic{width:40px;height:40px;color:var(--gold);margin-bottom:10px}
.safety-gate .btn-primary{background:var(--teal);margin-top:16px}

/* add-on v2 */
.addon-list{display:flex;flex-direction:column;gap:12px}
.addon-item{display:flex;align-items:center;gap:14px;border:2px solid var(--border);border-radius:var(--radius-sm);padding:14px;transition:all .18s;background:#fff}
.addon-item:hover{border-color:var(--aqua)}
.addon-item.selected{border-color:var(--teal);background:var(--aqua-light)}
.addon-check{width:24px;height:24px;border:2px solid var(--border);border-radius:6px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.9rem}
.addon-item.selected .addon-check{background:var(--teal);border-color:var(--teal)}
.addon-info{flex:1}
.addon-name{font-weight:600;font-size:.92rem;color:var(--navy)}
.addon-sub{font-size:.78rem;color:var(--text-muted)}
.addon-price{font-weight:600;color:var(--teal)}
.addon-empty{font-size:.86rem;color:var(--text-muted);text-align:center;padding:18px;border:1px dashed var(--border);border-radius:var(--radius-sm)}

/* order total */
.order-total{background:var(--navy);color:#fff;border-radius:var(--radius);padding:20px}
.order-line{display:flex;justify-content:space-between;padding:6px 0;font-size:.9rem;color:#c7d2dc}
.order-line.total{border-top:1px solid #24374d;margin-top:8px;padding-top:12px;font-size:1.1rem;font-weight:700;color:#fff}

/* result final cta */
.result-cta{background:var(--navy);color:#fff;border-radius:var(--radius);padding:30px;text-align:center;margin-top:16px}
.result-cta h2{color:#fff;font-size:1.5rem;margin-bottom:10px}
.result-cta .btn-primary{background:var(--aqua);color:var(--navy);font-size:1.05rem;padding:15px 40px;margin:8px 0}
.result-trust-row{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin-top:16px;font-size:.82rem;color:#9fb0bd}
.zalo-btn{display:inline-flex;align-items:center;gap:8px;background:#0068FF;color:#fff;padding:12px 26px;border-radius:50px;font-weight:600;font-size:.9rem;margin-top:6px}

/* error / toast */
.inline-error{background:#FDECEA;border:1px solid #f5c6c0;color:#a3372b;border-radius:12px;padding:14px 16px;font-size:.88rem;margin:12px 0}
.inline-error button{margin-top:8px;background:var(--teal);color:#fff;padding:8px 18px;border-radius:50px;font-size:.82rem}

/* sticky mobile cta */
#mobile-cta-bar{position:fixed;bottom:0;left:0;right:0;z-index:90;background:#fff;border-top:1px solid var(--border);padding:10px 16px;display:none;box-shadow:0 -4px 16px rgba(8,26,51,.08)}
#mobile-cta-bar button{width:100%;background:var(--teal);color:#fff;padding:14px;border-radius:50px;font-weight:600}

/* ---------- need cards media (concept photos) ---------- */
.need-card{overflow:hidden}
.need-media{margin:-28px -28px 18px;height:180px;overflow:hidden;background:var(--aqua-light)}
.need-media img{width:100%;height:100%;object-fit:cover}

/* ---------- order registration modal ---------- */
#order-overlay{position:fixed;inset:0;background:rgba(8,26,51,.6);backdrop-filter:blur(4px);z-index:1200;display:none;align-items:center;justify-content:center;padding:20px}
#order-overlay.active{display:flex}
#order-modal{background:#fff;border-radius:24px;max-width:520px;width:100%;max-height:92vh;overflow-y:auto;box-shadow:var(--shadow-elevated)}
.order-head{display:flex;align-items:center;justify-content:space-between;padding:22px 26px 0}
.order-head h2{font-family:'Playfair Display',serif;font-size:1.5rem;color:var(--navy)}
.order-close{background:none;font-size:1.6rem;color:var(--text-muted)}
.order-body{padding:16px 26px 26px}
.ord-summary{background:var(--aqua-light);border:1px solid #cdeee9;border-radius:var(--radius-sm);padding:14px 16px;margin-bottom:18px}
.ord-summary-plan{font-weight:700;color:var(--navy)}
.ord-summary-meta{font-size:.82rem;color:var(--text-muted);margin-top:4px}
.ord-total-row{display:flex;justify-content:space-between;align-items:baseline;margin-top:10px;padding-top:10px;border-top:1px dashed #b7e0d9}
.ord-total-row strong{font-family:'Playfair Display',serif;font-size:1.3rem;color:var(--teal)}
.ord-price-note{font-size:.82rem;color:var(--text-muted);margin-top:8px}
.ord-field{display:block;margin-bottom:14px}
.ord-field>span{display:block;font-size:.86rem;font-weight:600;color:var(--navy);margin-bottom:6px}
.ord-field>span b{color:#b3402f}
.ord-field>span small{font-weight:400;color:var(--text-muted)}
.ord-field input,.ord-field textarea{width:100%;padding:12px 14px;border:2px solid var(--border);border-radius:12px;font-size:.98rem;font-family:inherit;transition:border .2s}
.ord-field input:focus,.ord-field textarea:focus{border-color:var(--aqua);outline:none}
.ord-field textarea{resize:vertical}
.ord-error{background:#FDECEA;border:1px solid #f5c6c0;color:#a3372b;border-radius:10px;padding:10px 12px;font-size:.85rem;margin-bottom:12px}
.ord-privacy{font-size:.76rem;color:var(--text-muted);margin-top:12px;text-align:center}
.ord-success{text-align:center;padding:20px 8px}
.ord-success-icon{width:56px;height:56px;border-radius:50%;background:var(--teal);color:#fff;font-size:1.8rem;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.ord-success h3{font-family:'Playfair Display',serif;font-size:1.35rem;color:var(--navy);margin-bottom:8px}
.ord-success p{font-size:.92rem;color:var(--text-muted)}

/* ============ responsive ============ */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .card-3,.steps{grid-template-columns:repeat(2,1fr)}
  #hero h1{font-size:2.7rem}
}
@media (max-width:768px){
  .nav-links,.nav-cta{display:none}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:68px;left:0;right:0;background:#fff;padding:20px 24px;gap:16px;border-bottom:1px solid var(--border)}
  .nav-cta.open{display:block;position:absolute;top:210px;left:24px;right:24px}
  .nav-hamburger{display:block}
  .section{padding:52px 0}
  .hero-grid,.expert-grid,.sample-card{grid-template-columns:1fr}
  #hero{padding:104px 0 40px}
  #hero h1{font-size:2.3rem}
  .hero-float{display:none}
  .cta-final-inner{flex-direction:column;gap:24px}
  .cta-final-media{flex:0 0 auto}
  .cta-final-media img{width:220px;height:220px}
  .trust-grid{grid-template-columns:1fr 1fr;gap:18px}
  .card-3,.steps{grid-template-columns:1fr}
  .sec-head h2{font-size:1.7rem}
  .nut-grid,.trans-grid{grid-template-columns:repeat(2,1fr)}
  .sample-photo{min-height:220px}
  .summary-cards{grid-template-columns:1fr}
  #mobile-cta-bar{display:block}
  .footer-grid{grid-template-columns:1fr}
  .result-inner{padding:16px 14px 130px}
  .result-section{padding:18px}
}
@media (max-width:430px){
  #hero h1{font-size:2rem}
  .price-now{font-size:2.1rem}
  .quiz-grid,.quiz-grid.col4{grid-template-columns:1fr 1fr}
  .container{padding:0 16px}
}