/* ===================================================================
   Haipro — Protein thực vật cao cấp
   Stylesheet · Natural / Organic light theme
   =================================================================== */

/* ============ TOKENS ============ */
:root{
  --cream-50:#faf6e9;      /* page bg */
  --cream-100:#f4eed9;
  --cream-200:#ece3c8;
  --paper:#ffffff;
  --forest-900:#14301d;    /* darkest text */
  --forest-800:#1d4d2e;    /* primary green */
  --forest-700:#2a663d;
  --forest-600:#357a49;
  --leaf-500:#7bb53f;      /* fresh accent */
  --leaf-400:#94c95a;
  --leaf-100:#e8f1d6;
  --wheat-600:#bf8a2e;
  --wheat-500:#cf9b3f;     /* gold accent */
  --wheat-300:#e6c98a;
  --wheat-100:#f3e7c8;
  --ink:#27331f;
  --ink-soft:#566049;
  --ink-dim:#8a9079;
  --line:rgba(29,77,46,.14);
  --line-strong:rgba(29,77,46,.24);
  --radius:22px;
  --radius-sm:14px;
  --shadow:0 28px 60px -32px rgba(20,48,29,.45);
  --shadow-soft:0 18px 44px -28px rgba(20,48,29,.3);
  --maxw:1200px;
  --display:"Fraunces",Georgia,serif;
  --body:"Be Vietnam Pro",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--body);
  background:var(--cream-50);
  color:var(--ink);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--leaf-500);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--display);line-height:1.06;font-weight:600;letter-spacing:-.01em;color:var(--forest-900)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{
  font-family:var(--body);font-weight:600;font-size:.76rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--wheat-600);display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--wheat-500);display:inline-block}
.section{padding:120px 0;position:relative}
.btn{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--body);font-weight:600;
  font-size:1rem;padding:16px 30px;border-radius:100px;cursor:pointer;border:none;
  transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s,color .25s,border-color .25s;
  position:relative;white-space:nowrap;
}
.btn-primary{background:var(--forest-800);color:var(--cream-50);box-shadow:0 14px 28px -12px rgba(29,77,46,.55)}
.btn-primary:hover{transform:translateY(-3px);background:var(--forest-700);box-shadow:0 22px 40px -14px rgba(29,77,46,.6)}
.btn-gold{background:var(--wheat-500);color:var(--forest-900);box-shadow:0 14px 28px -12px rgba(207,155,63,.55)}
.btn-gold:hover{transform:translateY(-3px);background:var(--wheat-600);color:#fff}
.btn-ghost{background:transparent;color:var(--forest-800);border:1.5px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--forest-700);color:var(--forest-700);transform:translateY(-3px)}
.btn svg{width:18px;height:18px}

/* ============ NOISE / ATMOSPHERE ============ */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.035;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============ NAV ============ */
header.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .4s,backdrop-filter .4s,border-color .4s,padding .4s,box-shadow .4s;
  border-bottom:1px solid transparent;padding:18px 0;
}
header.nav.scrolled{
  background:rgba(250,246,233,.85);backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:var(--line);padding:12px 0;box-shadow:0 10px 30px -24px rgba(20,48,29,.5);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:700;font-size:1.5rem;letter-spacing:-.02em;color:var(--forest-900)}
.logo .mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex:0 0 auto;
  background:linear-gradient(135deg,var(--forest-700),var(--forest-800));color:var(--cream-50);
  font-size:1.3rem;box-shadow:0 8px 16px -6px rgba(29,77,46,.5);position:relative;overflow:hidden;
}
.logo .mark::after{content:"";position:absolute;right:-6px;bottom:-6px;width:20px;height:20px;border-radius:50%;background:var(--leaf-500);opacity:.9}
.logo .mark span{position:relative;z-index:2}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{font-size:.94rem;color:var(--ink-soft);font-weight:500;position:relative;transition:color .25s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--wheat-500);transition:width .3s}
.nav-links a:hover{color:var(--forest-900)}.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;background:none;border:none;cursor:pointer;width:30px;height:22px;position:relative}
.burger span{position:absolute;left:0;height:2.5px;width:100%;background:var(--forest-800);border-radius:2px;transition:.3s}
.burger span:nth-child(1){top:0}.burger span:nth-child(2){top:9.5px}.burger span:nth-child(3){top:19px}
.burger.open span:nth-child(1){top:9.5px;transform:rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){top:9.5px;transform:rotate(-45deg)}

/* ============ HERO ============ */
.hero{position:relative;padding:185px 0 100px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-bg .blob{position:absolute;border-radius:50%;filter:blur(80px)}
.hero-bg .b1{width:560px;height:560px;background:radial-gradient(circle,rgba(123,181,63,.32),transparent 70%);top:-160px;right:-120px}
.hero-bg .b2{width:480px;height:480px;background:radial-gradient(circle,rgba(207,155,63,.28),transparent 70%);bottom:-200px;left:-140px}
.hero-bg .grain{position:absolute;inset:0;background:
  radial-gradient(circle at 18% 30%,rgba(123,181,63,.06),transparent 40%),
  radial-gradient(circle at 85% 60%,rgba(207,155,63,.07),transparent 45%);}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy .eyebrow{margin-bottom:24px}
.hero h1{font-size:clamp(2.7rem,5.6vw,4.7rem);font-weight:600;margin-bottom:24px;letter-spacing:-.02em}
.hero h1 .hl{position:relative;color:var(--forest-800);font-style:italic;white-space:nowrap}
.hero h1 .hl::after{content:"";position:absolute;left:-1%;right:-1%;bottom:4%;height:30%;background:rgba(207,155,63,.32);z-index:-1;border-radius:3px}
.hero p.lead{font-size:1.18rem;color:var(--ink-soft);max-width:520px;margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:42px}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap}
.stat .num{font-family:var(--display);font-size:2.3rem;font-weight:700;color:var(--forest-900);line-height:1}
.stat .num b{color:var(--wheat-600)}
.stat .lab{font-size:.84rem;color:var(--ink-dim);margin-top:6px}

/* product visual — sachet pouch */
.hero-visual{position:relative;display:grid;place-items:center;min-height:480px}
.pouch{
  position:relative;width:280px;height:440px;z-index:2;
  background:linear-gradient(168deg,#f6f1da 0%,#eef0cf 55%,#e7eec3 100%);
  border-radius:18px 18px 8px 8px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;border:1px solid rgba(29,77,46,.12);
  animation:float 6s ease-in-out infinite;overflow:hidden;
}
@keyframes float{0%,100%{transform:translateY(0) rotate(-1.4deg)}50%{transform:translateY(-16px) rotate(1.4deg)}}
.pouch .seal{height:30px;background:repeating-linear-gradient(90deg,var(--leaf-500) 0 7px,var(--leaf-400) 7px 14px);opacity:.92}
.pouch .ptop{background:linear-gradient(120deg,var(--leaf-500),var(--leaf-400));padding:14px 0;text-align:center}
.pouch .ptop .g{font-family:var(--display);font-weight:700;color:#fff;font-size:1.05rem;letter-spacing:.04em}
.pouch .pbody{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:24px;text-align:center;position:relative}
.pouch .wheat{position:absolute;inset:0;opacity:.16;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 24 24' fill='none' stroke='%23bf8a2e' stroke-width='1'%3E%3Cpath d='M12 22V8M12 8c0-2 1.5-3 3-3M12 8c0-2-1.5-3-3-3M12 12c0-2 1.5-3 3-3M12 12c0-2-1.5-3-3-3M12 16c0-2 1.5-3 3-3M12 16c0-2-1.5-3-3-3'/%3E%3C/svg%3E");background-size:90px;background-repeat:no-repeat;background-position:center 30%}
.pouch .pbrand{font-family:var(--display);font-weight:700;font-size:2.5rem;color:var(--forest-800);position:relative;letter-spacing:-.02em}
.pouch .ptag{font-size:.7rem;letter-spacing:.24em;color:var(--forest-700);text-transform:uppercase;position:relative;font-weight:600}
.pouch .pleaf{width:40px;height:40px;border-radius:50%;background:rgba(123,181,63,.18);display:grid;place-items:center;color:var(--forest-700);margin-top:8px;position:relative}
.pouch .pleaf svg{width:22px;height:22px}
.pouch .pfoot{background:var(--forest-800);color:var(--cream-50);text-align:center;padding:13px;font-size:.82rem;display:flex;justify-content:space-around;align-items:center}
.pouch .pfoot b{font-family:var(--display);color:var(--wheat-300)}
.badge-float{
  position:absolute;z-index:3;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border:1px solid var(--line);border-radius:15px;padding:12px 16px;box-shadow:var(--shadow-soft);
  display:flex;align-items:center;gap:10px;font-size:.85rem;font-weight:600;color:var(--forest-900);
}
.badge-float .ic{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;background:var(--leaf-100);color:var(--forest-700);flex:0 0 auto}
.badge-float .ic svg{width:17px;height:17px}
.bf1{top:30px;left:-26px;animation:float 5s ease-in-out infinite}
.bf2{bottom:84px;right:-34px;animation:float 6.5s ease-in-out infinite .6s}
.bf3{bottom:-6px;left:24px;animation:float 5.6s ease-in-out infinite .3s}

.trust-row{margin-top:64px;border-top:1px solid var(--line);padding-top:28px;display:flex;align-items:center;gap:30px;flex-wrap:wrap;position:relative;z-index:2}
.trust-row span.t{font-size:.82rem;color:var(--ink-dim);letter-spacing:.04em}
.trust-row .pill{font-family:var(--display);font-weight:600;color:var(--ink-soft);font-size:1.05rem;opacity:.85}
.trust-row .iso{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:600;color:var(--forest-700);background:var(--leaf-100);padding:7px 14px;border-radius:100px}
.trust-row .iso svg{width:16px;height:16px}

/* ============ SECTION HEADING ============ */
.sec-head{max-width:660px;margin-bottom:60px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head .eyebrow{margin-bottom:18px}
.sec-head.center .eyebrow::before{display:none}
.sec-head h2{font-size:clamp(2rem,4vw,3.2rem);font-weight:600;margin-bottom:18px;letter-spacing:-.02em}
.sec-head p{color:var(--ink-soft);font-size:1.08rem}

/* ============ BENEFITS ============ */
.benefits{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ben-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ben-card{
  background:var(--cream-50);
  border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;
  transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .35s,box-shadow .35s;position:relative;overflow:hidden;
}
.ben-card::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 0%,rgba(123,181,63,.1),transparent 55%);opacity:0;transition:opacity .35s}
.ben-card:hover{transform:translateY(-8px);border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.ben-card:hover::after{opacity:1}
.ben-ic{width:54px;height:54px;border-radius:15px;display:grid;place-items:center;margin-bottom:22px;background:var(--leaf-100);color:var(--forest-700);border:1px solid rgba(123,181,63,.25)}
.ben-ic svg{width:26px;height:26px}
.ben-card h3{font-size:1.4rem;margin-bottom:11px}
.ben-card p{color:var(--ink-soft);font-size:.97rem}
.ben-card .n{position:absolute;top:26px;right:30px;font-family:var(--display);font-weight:700;font-size:2.4rem;color:rgba(29,77,46,.07)}

/* ============ WHY HAIPRO (split) ============ */
.why-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}
.why-visual{position:relative}
.why-panel{
  background:var(--paper);border:1px solid var(--line-strong);
  border-radius:26px;padding:38px;box-shadow:var(--shadow-soft);position:relative;overflow:hidden;
}
.why-panel::before{content:"";position:absolute;top:-40%;right:-30%;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(123,181,63,.16),transparent 70%)}
.why-panel .ph{display:flex;align-items:center;gap:14px;margin-bottom:24px;position:relative}
.why-panel .ph .lg{width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,var(--forest-700),var(--forest-800));display:grid;place-items:center;color:var(--cream-50);font-family:var(--display);font-weight:700;font-size:1.3rem}
.why-panel .ph div b{font-family:var(--display);font-size:1.18rem;font-weight:700;color:var(--forest-900)}
.why-panel .ph div span{font-size:.8rem;color:var(--ink-dim);display:block}
.compare{position:relative}
.compare-row{display:grid;grid-template-columns:1fr auto auto;gap:14px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line);font-size:.95rem}
.compare-row.head{border-bottom:1.5px solid var(--line-strong);font-family:var(--display);font-weight:600;color:var(--ink-dim);font-size:.8rem;letter-spacing:.04em;text-transform:uppercase}
.compare-row .lbl{color:var(--ink-soft)}
.compare-row .c{width:64px;text-align:center;font-weight:600}
.compare-row .yes{color:var(--forest-600)}
.compare-row .no{color:var(--ink-dim)}
.compare-row .c svg{width:20px;height:20px;vertical-align:middle}
.why-list{list-style:none;display:flex;flex-direction:column;gap:24px}
.why-list li{display:flex;gap:18px}
.why-list .wi{
  width:48px;height:48px;flex:0 0 auto;border-radius:14px;display:grid;place-items:center;
  background:var(--cream-100);border:1px solid var(--line-strong);color:var(--forest-700);
}
.why-list .wi svg{width:24px;height:24px}
.why-list h4{font-family:var(--display);font-size:1.25rem;margin-bottom:6px;font-weight:700}
.why-list p{color:var(--ink-soft);font-size:.97rem}

/* ============ INGREDIENTS ============ */
.ingredients{background:var(--forest-900);color:var(--cream-100);position:relative;overflow:hidden}
.ingredients::before{content:"";position:absolute;top:-10%;right:-5%;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(123,181,63,.12),transparent 70%)}
.ingredients .eyebrow{color:var(--wheat-300)}
.ingredients .eyebrow::before{background:var(--wheat-300)}
.ingredients .sec-head h2{color:var(--cream-50)}
.ingredients .sec-head p{color:#c2cbb0}
.ing-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;position:relative;z-index:2}
.macro-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(230,201,138,.25);border-radius:var(--radius);padding:34px;
  backdrop-filter:blur(4px);
}
.macro-card h3{color:var(--cream-50);font-size:1.45rem;margin-bottom:6px}
.macro-card .sub{color:#b6bfa4;font-size:.9rem;margin-bottom:26px}
.macro{margin-bottom:20px}
.macro-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px}
.macro-top .mn{font-weight:500;color:var(--cream-100)}
.macro-top .mv{font-family:var(--display);font-weight:700;color:var(--cream-50)}
.macro-top .mv b{color:var(--wheat-300)}
.bar{height:9px;border-radius:100px;background:rgba(255,255,255,.1);overflow:hidden}
.bar i{display:block;height:100%;border-radius:100px;background:linear-gradient(90deg,var(--leaf-500),var(--leaf-400));width:0;transition:width 1.1s cubic-bezier(.2,.8,.2,1)}
.bar.gold i{background:linear-gradient(90deg,var(--wheat-600),var(--wheat-300))}
.ing-list{display:flex;flex-direction:column;gap:13px}
.ing-item{
  display:flex;gap:16px;align-items:flex-start;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-sm);padding:18px 20px;transition:border-color .3s,transform .3s,background .3s;
}
.ing-item:hover{border-color:rgba(230,201,138,.4);transform:translateX(5px);background:rgba(255,255,255,.07)}
.ing-item .ii{width:42px;height:42px;flex:0 0 auto;border-radius:11px;background:rgba(123,181,63,.18);color:var(--leaf-400);display:grid;place-items:center}
.ing-item .ii svg{width:21px;height:21px}
.ing-item h4{font-family:var(--display);color:var(--cream-50);font-size:1.08rem;margin-bottom:3px}
.ing-item p{color:#b6bfa4;font-size:.9rem}
.purity{margin-top:18px;background:linear-gradient(135deg,var(--leaf-500),var(--forest-600));color:#fff;border-radius:var(--radius-sm);padding:22px 24px;display:flex;align-items:center;gap:18px}
.purity .big{font-family:var(--display);font-weight:700;font-size:2.6rem;color:#fff;line-height:1}
.purity p{font-size:.92rem;color:rgba(255,255,255,.92)}
.full-ing{margin-top:26px;font-size:.86rem;color:#9aa386;line-height:1.7;position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.1);padding-top:22px}
.full-ing b{color:var(--wheat-300)}

/* ============ FEEDBACK ============ */
.feedback{background:var(--cream-50)}
.fb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.fb-card{
  background:var(--paper);
  border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column;gap:18px;
  transition:transform .35s,border-color .35s,box-shadow .35s;
}
.fb-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.fb-card.feat{grid-row:span 2;background:linear-gradient(160deg,var(--leaf-100),var(--paper));border-color:rgba(123,181,63,.3)}
.stars{display:flex;gap:2px;color:var(--wheat-500);font-size:1.1rem;letter-spacing:1px}
.fb-card blockquote{font-size:1.02rem;color:var(--ink);line-height:1.65;flex:1}
.fb-card.feat blockquote{font-size:1.24rem;font-family:var(--display);font-weight:500;line-height:1.45;color:var(--forest-900)}
.fb-person{display:flex;align-items:center;gap:13px;border-top:1px solid var(--line);padding-top:18px}
.fb-av{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-family:var(--display);font-weight:700;color:#fff;flex:0 0 auto;font-size:1.1rem}
.fb-person b{display:block;font-size:.96rem;color:var(--forest-900)}
.fb-person span{font-size:.82rem;color:var(--ink-dim)}

/* ============ STORY ============ */
.story{background:var(--paper);border-top:1px solid var(--line)}
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.story-copy .eyebrow{margin-bottom:20px}
.story-copy h2{font-size:clamp(2rem,3.7vw,3rem);margin-bottom:24px}
.story-copy p{color:var(--ink-soft);margin-bottom:18px;font-size:1.04rem}
.story-copy .pull{font-family:var(--display);font-style:italic;font-size:1.3rem;color:var(--forest-800);border-left:3px solid var(--wheat-500);padding-left:20px;margin:26px 0}
.story-copy .sign{margin-top:28px;display:flex;align-items:center;gap:16px}
.story-copy .sign .av{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--forest-700),var(--forest-800));display:grid;place-items:center;font-family:var(--display);font-weight:700;color:var(--cream-50);font-size:1.4rem}
.story-copy .sign b{font-family:var(--display);font-size:1.15rem;color:var(--forest-900)}
.story-copy .sign span{display:block;font-size:.85rem;color:var(--ink-dim)}
.story-aside{position:relative}
.founder-card{
  background:linear-gradient(165deg,var(--forest-800),var(--forest-900));border-radius:26px;padding:40px;
  color:var(--cream-100);box-shadow:var(--shadow);position:relative;overflow:hidden;margin-bottom:24px;
}
.founder-card::before{content:"";position:absolute;top:-30%;right:-20%;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(123,181,63,.22),transparent 70%)}
.founder-card .quote-mark{font-family:var(--display);font-size:4.5rem;line-height:.5;color:var(--wheat-300);opacity:.5;position:relative}
.founder-card p{font-family:var(--display);font-style:italic;font-size:1.25rem;line-height:1.5;color:var(--cream-50);position:relative;margin:8px 0 22px}
.founder-card .fwho{display:flex;align-items:center;gap:14px;position:relative;border-top:1px solid rgba(255,255,255,.14);padding-top:20px}
.founder-card .fwho .av{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--wheat-500),var(--wheat-600));display:grid;place-items:center;font-family:var(--display);font-weight:700;color:var(--forest-900);font-size:1.2rem}
.founder-card .fwho b{color:#fff;font-family:var(--display)}
.founder-card .fwho span{display:block;font-size:.82rem;color:#b6bfa4}
.timeline{display:flex;flex-direction:column;gap:0;position:relative;padding-left:8px}
.tl-item{display:grid;grid-template-columns:auto 1fr;gap:22px;padding-bottom:30px;position:relative}
.tl-item:last-child{padding-bottom:0}
.tl-dot{width:15px;height:15px;border-radius:50%;background:var(--leaf-500);margin-top:6px;position:relative;z-index:2;box-shadow:0 0 0 5px rgba(123,181,63,.18)}
.tl-item:not(:last-child)::before{content:"";position:absolute;left:7px;top:18px;bottom:-6px;width:2px;background:var(--line-strong)}
.tl-year{font-family:var(--display);font-weight:700;color:var(--wheat-600);font-size:1rem;margin-bottom:4px}
.tl-item h4{font-family:var(--display);font-size:1.18rem;margin-bottom:6px}
.tl-item p{color:var(--ink-soft);font-size:.95rem}

/* ============ FAQ ============ */
.faq{background:var(--cream-50)}
.faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--paper);overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.open{border-color:rgba(123,181,63,.45);box-shadow:var(--shadow-soft)}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-family:var(--display);font-weight:600;font-size:1.1rem;color:var(--forest-900)}
.faq-q .pm{width:30px;height:30px;flex:0 0 auto;border-radius:50%;border:1.5px solid var(--line-strong);display:grid;place-items:center;transition:transform .35s,background .3s,border-color .3s;position:relative}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;background:var(--forest-700);border-radius:2px}
.faq-q .pm::before{width:13px;height:2px}.faq-q .pm::after{width:2px;height:13px;transition:transform .35s}
.faq-item.open .pm{background:var(--leaf-100);border-color:var(--leaf-500)}
.faq-item.open .pm::after{transform:rotate(90deg) scaleX(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s cubic-bezier(.2,.8,.2,1)}
.faq-a p{padding:0 24px 24px;color:var(--ink-soft);font-size:.98rem}
.faq-aside{background:linear-gradient(160deg,var(--forest-800),var(--forest-900));color:var(--cream-100);border-radius:var(--radius);padding:38px;position:sticky;top:100px;box-shadow:var(--shadow)}
.faq-aside h3{font-size:1.55rem;margin-bottom:12px;color:var(--cream-50)}
.faq-aside p{color:#b6bfa4;margin-bottom:24px}
.faq-aside .contact-line{display:flex;align-items:center;gap:13px;margin-bottom:16px;font-size:.96rem;color:var(--cream-100)}
.faq-aside .contact-line .ci{width:42px;height:42px;border-radius:12px;background:rgba(123,181,63,.18);color:var(--leaf-400);display:grid;place-items:center;flex:0 0 auto}
.faq-aside .contact-line .ci svg{width:20px;height:20px}
.faq-aside .contact-line b{display:block;color:var(--wheat-300);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase}

/* ============ FORM / CTA ============ */
.cta{position:relative;overflow:hidden;background:var(--paper);border-top:1px solid var(--line)}
.cta-card{
  position:relative;z-index:2;background:var(--cream-50);
  border:1px solid var(--line-strong);border-radius:30px;box-shadow:var(--shadow);
  display:grid;grid-template-columns:.92fr 1.08fr;overflow:hidden;
}
.cta-left{padding:54px 48px;background:linear-gradient(160deg,var(--forest-800),var(--forest-900));color:var(--cream-100);position:relative;overflow:hidden}
.cta-left::before{content:"";position:absolute;bottom:-30%;left:-20%;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(123,181,63,.2),transparent 70%)}
.cta-left .eyebrow{margin-bottom:20px;color:var(--wheat-300)}
.cta-left .eyebrow::before{background:var(--wheat-300)}
.cta-left h2{font-size:clamp(1.9rem,3vw,2.6rem);margin-bottom:18px;position:relative;color:var(--cream-50)}
.cta-left p{color:#b6bfa4;margin-bottom:30px;position:relative}
.cta-perks{list-style:none;display:flex;flex-direction:column;gap:14px;position:relative}
.cta-perks li{display:flex;align-items:center;gap:12px;font-size:.98rem;color:var(--cream-100)}
.cta-perks .ck{width:26px;height:26px;border-radius:50%;background:rgba(123,181,63,.22);color:var(--leaf-400);display:grid;place-items:center;flex:0 0 auto}
.cta-perks .ck svg{width:15px;height:15px}
.cta-right{padding:48px}
.cta-right>h3{font-family:var(--display);font-size:1.4rem;margin-bottom:6px;color:var(--forest-900)}
.cta-right>.rs{color:var(--ink-soft);font-size:.94rem;margin-bottom:24px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:.84rem;font-weight:600;color:var(--ink-soft);letter-spacing:.01em}
.field label .req{color:var(--wheat-600)}
.field input,.field select,.field textarea{
  font-family:var(--body);font-size:.98rem;color:var(--forest-900);background:var(--paper);
  border:1.5px solid var(--line-strong);border-radius:12px;padding:14px 16px;transition:border-color .25s,box-shadow .25s;
}
.field textarea{resize:vertical;min-height:86px}
.field select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23566049' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-dim)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--leaf-500);box-shadow:0 0 0 4px rgba(123,181,63,.14)}
.field.invalid input,.field.invalid select{border-color:#d9534f;box-shadow:0 0 0 4px rgba(217,83,79,.12)}
.form-note{font-size:.82rem;color:var(--ink-dim);margin-top:4px}
.form-submit{margin-top:6px}
.form-submit .btn{width:100%;justify-content:center;font-size:1.05rem;padding:18px}
.form-success{display:none;text-align:center;padding:40px 10px}
.form-success.show{display:block;animation:pop .5s cubic-bezier(.2,.8,.2,1)}
@keyframes pop{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}
.form-success .sc{width:74px;height:74px;border-radius:50%;background:var(--leaf-100);color:var(--forest-700);display:grid;place-items:center;margin:0 auto 20px}
.form-success .sc svg{width:38px;height:38px}
.form-success h3{font-size:1.7rem;margin-bottom:10px;color:var(--forest-900)}
.form-success p{color:var(--ink-soft)}

/* ============ FOOTER ============ */
footer{background:var(--forest-900);color:#b6bfa4;border-top:1px solid var(--line);padding:70px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:50px}
.foot-brand .logo{margin-bottom:18px;color:var(--cream-50)}
.foot-brand .logo .mark{background:linear-gradient(135deg,var(--leaf-500),var(--forest-600))}
.foot-brand p{color:#9aa386;font-size:.95rem;max-width:300px}
.foot-soc{display:flex;gap:12px;margin-top:22px}
.foot-soc a{width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.14);display:grid;place-items:center;color:#b6bfa4;transition:.25s}
.foot-soc a:hover{color:var(--forest-900);background:var(--leaf-500);border-color:var(--leaf-500);transform:translateY(-3px)}
.foot-soc a svg{width:20px;height:20px}
.foot-col h5{font-family:var(--display);font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--wheat-300);margin-bottom:20px}
.foot-col a{display:block;color:#9aa386;font-size:.95rem;margin-bottom:13px;transition:color .2s,padding .2s}
.foot-col a:hover{color:var(--leaf-400);padding-left:4px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:26px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.86rem;color:#7c846c}
.foot-bottom a{color:#9aa386}

/* ============ FLOATING SOCIAL ============ */
.float-social{position:fixed;right:20px;bottom:24px;z-index:90;display:flex;flex-direction:column;gap:14px}
.fs-btn{
  width:58px;height:58px;border-radius:50%;display:grid;place-items:center;cursor:pointer;
  box-shadow:0 12px 26px -8px rgba(0,0,0,.4);transition:transform .25s;position:relative;
}
.fs-btn:hover{transform:scale(1.08) translateY(-2px)}
.fs-btn svg{width:30px;height:30px}
.fs-zalo{background:#0068ff;color:#fff;font-family:var(--display);font-weight:700;font-size:1.05rem}
.fs-fb{background:#1877f2;color:#fff}
.fs-btn::after{
  content:attr(data-label);position:absolute;right:72px;top:50%;transform:translateY(-50%) translateX(8px);
  background:var(--forest-800);color:var(--cream-50);padding:8px 14px;border-radius:10px;
  font-size:.84rem;font-weight:600;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;font-family:var(--body);
}
.fs-btn:hover::after{opacity:1;transform:translateY(-50%) translateX(0)}
.fs-btn .ping{position:absolute;inset:0;border-radius:50%;animation:ping 2.2s cubic-bezier(0,0,.2,1) infinite}
.fs-zalo .ping{background:rgba(0,104,255,.45)}
.fs-fb .ping{background:rgba(24,119,242,.45)}
@keyframes ping{0%{transform:scale(1);opacity:.7}80%,100%{transform:scale(1.7);opacity:0}}

/* ============ REVEAL ============ */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal][data-delay="1"]{transition-delay:.08s}
[data-reveal][data-delay="2"]{transition-delay:.16s}
[data-reveal][data-delay="3"]{transition-delay:.24s}
[data-reveal][data-delay="4"]{transition-delay:.32s}
[data-reveal][data-delay="5"]{transition-delay:.4s}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  .hero-inner,.why-grid,.story-grid,.ing-wrap,.faq-wrap,.cta-card{grid-template-columns:1fr}
  .hero-visual{min-height:430px;order:-1}
  .ben-grid,.fb-grid{grid-template-columns:repeat(2,1fr)}
  .fb-card.feat{grid-row:auto}
  .cta-left{border-bottom:1px solid var(--line)}
  .faq-aside{position:static}
  .why-grid .why-visual{max-width:560px}
}
@media(max-width:760px){
  .section{padding:80px 0}
  .hero{padding:135px 0 70px}
  .nav-links{
    position:fixed;inset:0 0 0 auto;width:min(80vw,320px);background:var(--cream-100);
    flex-direction:column;align-items:flex-start;justify-content:center;gap:28px;padding:40px;
    transform:translateX(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);
    border-left:1px solid var(--line);z-index:120;
  }
  .nav-links.open{transform:translateX(0)}
  .nav-links a{font-size:1.2rem;font-family:var(--display)}
  .burger{display:block;z-index:130}
  .nav-cta .btn-ghost{display:none}
  .ben-grid,.fb-grid,.form-grid{grid-template-columns:1fr}
  .hero-stats{gap:26px}
  .stat .num{font-size:1.9rem}
  .cta-left,.cta-right{padding:34px 26px}
  .compare-row .c{width:48px}
  .float-social{right:14px;bottom:16px}
  .fs-btn{width:52px;height:52px}
  .trust-row{gap:16px}
  .why-list .wi{width:42px;height:42px}
}
.nav-overlay{position:fixed;inset:0;background:rgba(20,48,29,.4);backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:opacity .4s;z-index:110}
.nav-overlay.show{opacity:1;pointer-events:auto}

/* ============ ACCESSIBILITY ============ */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  [data-reveal]{opacity:1;transform:none}
}