/* ==========================================================================
   HNNP STUDIO v2 — tone: đỏ / trắng / đen — bố cục & hiệu ứng làm lại toàn bộ
   ========================================================================== */

:root{
  --bg:#0a0a0c;
  --surface:#141416;
  --surface-2:#1c1a1d;
  --line:#2a282b;
  --text:#f7f5f3;
  --muted:#9c9598;
  --muted-2:#716b6e;
  --red:#e8283a;
  --red-2:#ff5464;
  --red-deep:#3a0e14;
  --ink:#120f10;
  --paper:#f6f3ef;
  --sans:'Manrope',sans-serif;
  --mono:'DM Mono',monospace;
  color-scheme: dark;
}
:root[data-theme="light"]{
  --bg:#f3efe9;
  --surface:#ffffff;
  --surface-2:#f6f0ec;
  --line:#e2d6cf;
  --text:#171012;
  --muted:#726a67;
  --muted-2:#8d8480;
  --red:#cf1c2b;
  --red-2:#e8283a;
  --red-deep:#f6d9db;
  color-scheme: light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-weight:500;transition:background .35s ease,color .35s ease}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3{margin:0;font-weight:800;letter-spacing:-.04em}
.page-wrap{width:min(1120px,calc(100% - 48px));margin:auto}
.eyebrow,.section-kicker{font:10px var(--mono);letter-spacing:.12em;color:var(--red);background:color-mix(in srgb, var(--red) 14%, transparent);display:inline-flex;align-items:center;border-radius:20px;padding:8px 12px;margin:0 0 20px}
.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(232,40,58,.18);margin-right:8px}
.mono{font:10px var(--mono);letter-spacing:.1em;color:var(--muted)}

/* ---------- buttons ---------- */
.button{border:0;display:inline-flex;align-items:center;justify-content:space-between;gap:16px;padding:15px 20px;border-radius:11px;font:700 12px var(--sans);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}
.button:hover{transform:translateY(-2px)}
.button-primary{background:var(--red);color:#fff;box-shadow:0 12px 26px rgba(232,40,58,.25)}
.button-primary:hover{box-shadow:0 16px 32px rgba(232,40,58,.34);filter:brightness(1.05)}
.button-ghost{border:1px solid var(--line);background:color-mix(in srgb, var(--surface) 70%, transparent);color:var(--text)}
.button-full{width:100%}

/* ---------- floating pill header ---------- */
.topbar-wrap{position:sticky;top:0;z-index:50;padding:14px max(4vw,20px) 0}
.site-header{
  max-width:1120px;margin:auto;height:64px;padding:0 10px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  border:1px solid var(--line);border-radius:999px;
  background:color-mix(in srgb, var(--surface) 82%, transparent);
  backdrop-filter:blur(16px);box-shadow:0 14px 34px rgba(0,0,0,.28);
}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:9px;background:var(--red);color:#fff;font:700 12px var(--mono);flex-shrink:0}
.brand-word{font-size:14px;font-weight:800;letter-spacing:-.01em}
.brand-word span{color:var(--red)}

.main-nav{display:flex;align-items:center;gap:22px;font-size:11.5px;color:var(--muted)}
.main-nav>a:not(.nav-login){transition:color .2s ease}
.main-nav>a:not(.nav-login):hover{color:var(--red)}
.nav-sep{width:1px;height:20px;background:var(--line)}
.theme-button{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:transparent;color:var(--text);font-size:16px;cursor:pointer;display:grid;place-items:center;transition:border-color .2s ease,color .2s ease,transform .2s ease}
.theme-button:hover{border-color:var(--red);color:var(--red)}
.theme-button:active{transform:scale(.9)}
.login-link{font-weight:700;color:var(--text)}
.nav-login{background:var(--red);border-radius:999px;padding:11px 18px;color:#fff;font-weight:800;box-shadow:0 10px 22px rgba(232,40,58,.28);transition:transform .2s ease,box-shadow .2s ease}
.nav-login:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(232,40,58,.36)}

.menu-button{display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:transparent;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.menu-button span{width:16px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.menu-button[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-button[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-button[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero ---------- */
.scene{background-image:radial-gradient(circle at 82% 0,rgba(232,40,58,.16),transparent 32%)}
.hero-block{text-align:center;padding:96px 0 46px}
.hero-title{font-size:clamp(40px,7vw,86px);line-height:.98;letter-spacing:-.055em;margin:0 auto 26px}
.hero-title span{color:var(--red)}
.hero-lead{color:var(--muted);font-size:14px;line-height:1.8;max-width:560px;margin:0 auto 32px}
.hero-actions{display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap}

/* ---------- moving ticker band ---------- */
.ticker-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--red);overflow:hidden;transform:rotate(-1.1deg);margin:38px 0;position:relative;z-index:2}
.ticker-track{display:flex;align-items:center;gap:40px;flex-shrink:0;white-space:nowrap;padding:13px 22px;animation:ticker-scroll 20s linear infinite}
.ticker-band:hover .ticker-track{animation-play-state:paused}
.ticker-item{font:700 11px var(--mono);letter-spacing:.04em;color:#fff;display:inline-flex;align-items:center;gap:8px}
.ticker-item b{background:rgba(255,255,255,.22);padding:3px 7px;border-radius:20px;font-size:9px}
@keyframes ticker-scroll{from{transform:translateX(0)}to{transform:translateX(-100%)}}
@media(prefers-reduced-motion:reduce){.ticker-track{animation:none}}

/* ---------- stat rail ---------- */
.stat-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden;margin-bottom:60px}
.stat{background:var(--surface);padding:26px 22px;display:flex;flex-direction:column;gap:8px}
.stat strong{font-size:30px;letter-spacing:-.03em;font-weight:800}
.stat span{color:var(--muted);font-size:10.5px;letter-spacing:.02em}

/* ---------- flip scoreboard ---------- */
.flip-scene{display:flex;flex-direction:column;align-items:center;padding-bottom:70px}
.flip-stage{position:relative;width:min(420px,100%);perspective:1600px}
.flip-card{position:relative;width:100%;height:290px;transform-style:preserve-3d;transition:transform .8s cubic-bezier(.4,.2,.2,1)}
.flip-card.is-flipped{transform:rotateY(180deg)}
.flip-face{position:absolute;inset:0;backface-visibility:hidden;border:1px solid var(--line);border-radius:20px;padding:22px 20px 18px;background:linear-gradient(135deg,var(--surface-2),var(--surface));box-shadow:0 24px 60px rgba(0,0,0,.35)}
.flip-back{transform:rotateY(180deg)}
.score-head{display:flex;justify-content:space-between;color:var(--muted);font:9px var(--mono);letter-spacing:.06em;margin-bottom:12px}
.live-dot{font:9px var(--mono);color:var(--red-2);background:rgba(232,40,58,.14);padding:6px 8px;border-radius:10px;display:inline-flex;align-items:center;gap:5px;flex-shrink:0}
.live-dot:before{content:'';width:6px;height:6px;border-radius:50%;background:var(--red-2);animation:live-pulse 1.6s ease-in-out infinite}
@keyframes live-pulse{0%,100%{opacity:1}50%{opacity:.25}}
.score-title{position:relative;margin-bottom:14px;color:var(--muted);font:9px var(--mono)}
.score-title strong{display:block;color:var(--text);font:700 24px var(--sans);letter-spacing:-.04em;margin-top:5px}
.score-title small{position:absolute;right:0;bottom:2px}
.score-row{height:50px;border:1px solid var(--line);background:color-mix(in srgb, var(--text) 4%, transparent);border-radius:12px;display:flex;align-items:center;gap:10px;padding:0 12px;margin:7px 0;font-size:11px}
.score-row.top{border-color:var(--red);background:rgba(232,40,58,.14)}
.score-row i{font-style:normal;color:var(--muted);font-family:var(--mono);width:18px}
.score-row>b{display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--line);border-radius:7px;width:26px;height:26px;color:var(--text)}
.score-row.top>b{background:var(--red);border-color:var(--red);color:#fff}
.score-row strong{font-size:10px;flex:1}
.score-row em{font:8px var(--mono);color:var(--muted);text-align:right}
.score-row u{display:block;text-decoration:none;color:var(--text);font:700 14px var(--sans);margin-top:2px}
.flip-side-note{position:absolute;top:-18px;right:-22px;background:var(--surface-2);border:1px solid var(--line);border-radius:13px;padding:10px 13px;color:var(--red);font-size:13px;box-shadow:0 12px 30px rgba(0,0,0,.28)}
.flip-side-note b{font-size:8px;color:var(--muted);margin-left:5px}
.flip-side-note span{font-size:9px;color:var(--text);margin-left:8px;display:block;margin-top:2px}
.flip-caption{text-align:center;margin-top:28px}
.flip-caption p{color:var(--muted);font-size:12px;margin:0 0 14px}
.flip-dots{display:flex;gap:6px;justify-content:center}
.flip-dot{width:16px;height:5px;border-radius:4px;border:0;background:var(--line);cursor:pointer;padding:0;transition:background .25s ease,width .25s ease}
.flip-dot.is-active{background:var(--red);width:26px}

/* ---------- horizontal-scroll services rail ---------- */
.services-rail{padding:70px 0}
.rail-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.rail-heading h2{font-size:44px;line-height:1.02}
.rail-arrows{display:flex;gap:8px}
.rail-arrows button{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;font-size:15px;transition:border-color .2s ease,color .2s ease,transform .2s ease}
.rail-arrows button:hover{border-color:var(--red);color:var(--red);transform:translateY(-2px)}
.rail-scroll{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;scrollbar-width:none}
.rail-scroll::-webkit-scrollbar{display:none}
.rail-card{scroll-snap-align:start;flex:0 0 min(300px,80vw);border:1px solid var(--line);border-radius:22px;background:linear-gradient(150deg,var(--surface-2),var(--surface));padding:28px;position:relative;overflow:hidden;transition:transform .3s ease,border-color .3s ease}
.rail-card:hover{transform:translateY(-6px);border-color:var(--red-deep)}
.service-icon{width:44px;height:44px;border:1px solid var(--red-deep);border-radius:13px;display:grid;place-items:center;color:var(--red);font-size:19px;margin-bottom:34px}
.rail-card small{display:block;color:var(--muted);font:9px var(--mono);letter-spacing:.13em;margin-bottom:10px}
.rail-card h3{font-size:22px;letter-spacing:-.03em;margin-bottom:10px}
.rail-card p{color:var(--muted);font-size:12px;line-height:1.65;margin:0 0 30px}
.rail-card a{font-size:11px;font-weight:800;color:var(--text)}

/* ---------- sticky stacked template cards ---------- */
.stack-section{padding-bottom:90px}
.template-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:10px}
.template-heading h2{font-size:44px;line-height:1.02}
.template-heading .text-link{color:var(--red);font-size:11px;transition:opacity .2s ease}
.template-heading .text-link:hover{opacity:.7}
.stack-wrap{display:flex;flex-direction:column;gap:60px;padding:20px 0 10px}
.stack-card{position:sticky;top:100px;height:320px;border:1px solid var(--line);border-radius:20px;padding:24px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;box-shadow:0 26px 60px rgba(0,0,0,.3)}
.stack-card span{font:10px var(--mono);background:rgba(0,0,0,.3);border-radius:12px;padding:5px 8px;width:max-content;color:#fff}
.stack-card strong{font-size:30px;line-height:.9;letter-spacing:-.06em;color:#fff}
.stack-card em{font-style:normal}
.stack-card small{font:8px var(--mono);letter-spacing:.07em;color:#fff}
.poster-blue{background:linear-gradient(135deg,var(--red-deep),var(--red) 55%,#160406)}
.poster-orange{background:linear-gradient(135deg,#1a1a1c,#3d3d42 50%,#0a0a0b)}
.poster-pink{background:linear-gradient(135deg,#f5f1ee,#ffffff 55%,#e2d6cf)}
.poster-pink strong,.poster-pink small,.poster-pink span{color:var(--ink)}
.poster-pink span{background:rgba(0,0,0,.08)}
.poster-green{background:linear-gradient(135deg,#4a0f16,#a4222f 48%,#160406)}

/* ---------- timeline with scroll-fill progress ---------- */
.timeline-section{padding-bottom:100px}
.timeline-section h2{font-size:44px;margin-bottom:44px}
.timeline{position:relative;padding-left:40px}
.timeline-line{position:absolute;left:14px;top:6px;bottom:6px;width:2px;background:var(--line);border-radius:2px}
.timeline-fill{position:absolute;left:0;top:0;width:100%;height:0%;background:var(--red);border-radius:2px;transition:height .1s linear}
.timeline-item{position:relative;display:flex;gap:20px;align-items:flex-start;padding:26px 0}
.timeline-item>b{position:absolute;left:-40px;top:22px;display:grid;place-items:center;width:29px;height:29px;background:var(--surface-2);border:1px solid var(--line);border-radius:50%;color:var(--red);font:10px var(--mono);z-index:1}
.timeline-item strong{display:block;font-size:17px;margin-bottom:6px}
.timeline-item p{color:var(--muted);font-size:12px;line-height:1.6;margin:0;max-width:460px}

/* ---------- marquee CTA ---------- */
.cta-block{position:relative;border-top:1px solid var(--line);padding:90px 0;text-align:center;overflow:hidden}
.cta-marquee{position:absolute;inset:0;display:flex;align-items:center;white-space:nowrap;pointer-events:none;z-index:0}
.cta-marquee span{display:inline-block;font-size:120px;font-weight:800;letter-spacing:-.02em;color:transparent;-webkit-text-stroke:1px var(--line);animation:cta-scroll 26s linear infinite}
@keyframes cta-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.cta-inner{position:relative;z-index:1}
.cta-inner .service-icon{margin:0 auto 18px;background:var(--red);color:#fff;border:0}
.cta-inner h2{font-size:42px;margin:12px 0 16px}
.cta-inner p{color:var(--muted);font-size:13px;max-width:420px;margin:0 auto 28px}
@media(prefers-reduced-motion:reduce){.cta-marquee span{animation:none}}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:28px max(4vw,20px);display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:10px;gap:14px;flex-wrap:wrap}

/* ---------- auth scene (floating characters) ---------- */
.auth-body{background:var(--bg)}
.auth-scene{min-height:100vh;position:relative;display:grid;place-items:center;overflow:hidden;padding:100px 20px 60px;
  background:
    radial-gradient(ellipse 640px 420px at 18% 15%,rgba(232,40,58,.16),transparent 60%),
    radial-gradient(ellipse 640px 420px at 84% 82%,rgba(232,40,58,.13),transparent 60%),
    var(--bg);
}
.auth-home{position:absolute;top:26px;left:26px;z-index:3;font-size:12px;font-weight:700;color:var(--muted);transition:color .2s ease}
.auth-home:hover{color:var(--red)}
.auth-theme-toggle{position:absolute;top:20px;right:26px;z-index:3}

.char-float{position:absolute;pointer-events:none;z-index:1;filter:drop-shadow(0 26px 40px rgba(0,0,0,.55));animation:char-bob 6.5s ease-in-out infinite}
.char-float:before{content:'';position:absolute;left:50%;bottom:6%;width:70%;height:22%;transform:translateX(-50%);background:radial-gradient(ellipse at center,rgba(232,40,58,.3),transparent 72%);filter:blur(18px);z-index:-1}
.char-float:after{content:'';position:absolute;inset:0;background:var(--bg);opacity:.12;mix-blend-mode:multiply;pointer-events:none}
.char-float img{
  display:block;height:clamp(160px,24vw,300px);width:auto;
  opacity:.88;
  filter:saturate(.95) brightness(.94) contrast(1);
  -webkit-mask-image:linear-gradient(to bottom,transparent 0%,rgba(0,0,0,.92) 6%,rgba(0,0,0,.92) 88%,transparent 100%);
  mask-image:linear-gradient(to bottom,transparent 0%,rgba(0,0,0,.92) 6%,rgba(0,0,0,.92) 88%,transparent 100%);
  transition:opacity .3s ease;
}
.char-1{left:3%;top:14%;animation-delay:0s}
.char-2{left:9%;bottom:6%;animation:char-bob-flip 7.2s ease-in-out infinite;animation-delay:-2.4s}
.char-3{right:3%;top:10%;animation:char-bob-flip 6.8s ease-in-out infinite;animation-delay:-3.6s}
.char-4{right:9%;bottom:5%;animation-delay:-1.2s}
@keyframes char-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}
@keyframes char-bob-flip{0%,100%{transform:scaleX(-1) translateY(0)}50%{transform:scaleX(-1) translateY(-22px)}}
@media(prefers-reduced-motion:reduce){.char-float{animation:none}}

.spark{position:absolute;width:6px;height:6px;border-radius:50%;background:var(--red-2);opacity:.5;animation:spark-twinkle 3.2s ease-in-out infinite;z-index:1}
.spark-1{top:20%;left:30%;animation-delay:0s}
.spark-2{top:65%;left:22%;animation-delay:-.8s;background:#fff}
.spark-3{top:15%;right:28%;animation-delay:-1.6s}
.spark-4{top:72%;right:24%;animation-delay:-2.2s;background:#fff}
.spark-5{top:40%;left:50%;animation-delay:-1.1s}
@keyframes spark-twinkle{0%,100%{opacity:.15;transform:scale(.6)}50%{opacity:.9;transform:scale(1)}}
@media(prefers-reduced-motion:reduce){.spark{animation:none}}

.auth-card-v2{position:relative;z-index:2;width:min(440px,100%);background:color-mix(in srgb, var(--surface) 88%, transparent);border:1px solid var(--line);border-radius:24px;padding:34px 32px 32px;backdrop-filter:blur(20px);box-shadow:0 30px 80px rgba(0,0,0,.45)}
.auth-chip{display:inline-flex;align-items:center;gap:7px;font:700 11px var(--mono);letter-spacing:.04em;background:rgba(232,40,58,.14);color:var(--red);border:1px solid rgba(232,40,58,.3);border-radius:999px;padding:7px 13px;margin-bottom:22px}
.auth-card-v2 h1{font-size:27px;letter-spacing:-.03em;margin:16px 0 20px}

.auth-tabs{display:grid;grid-template-columns:1fr 1fr;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:4px;gap:4px}
.auth-tab{text-align:center;padding:11px 0;border-radius:9px;font-size:12.5px;font-weight:700;color:var(--muted);transition:background .2s ease,color .2s ease}
.auth-tab.is-active{background:var(--red);color:#fff;box-shadow:0 8px 18px rgba(232,40,58,.3)}

.auth-form-v2{display:grid;gap:16px}
.field-group label{display:block;font-size:11.5px;font-weight:700;color:var(--muted);margin-bottom:7px}
.field-group input{width:100%;border:1px solid var(--line);background:var(--surface-2);border-radius:11px;padding:13px 14px;color:var(--text);font:13px var(--sans);outline:0;transition:border-color .2s ease}
.field-group input:focus{border-color:var(--red)}
.field-pass{position:relative}
.field-pass input{padding-right:44px}
.field-eye{position:absolute;right:5px;top:50%;transform:translateY(-50%);width:32px;height:32px;border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:14px;display:grid;place-items:center;border-radius:8px;transition:color .2s ease}
.field-eye:hover{color:var(--red)}

.auth-switch-v2{text-align:center;color:var(--muted);font-size:12px;margin-top:22px}
.auth-switch-v2 a{color:var(--red);font-weight:700;text-decoration:underline}

/* password strength meter */
.pw-meter{margin-top:9px;display:flex;align-items:center;gap:9px}
.pw-meter-track{flex:1;height:5px;border-radius:4px;background:var(--surface-2);border:1px solid var(--line);overflow:hidden}
.pw-meter-fill{display:block;height:100%;width:0%;border-radius:4px;background:var(--line);transition:width .25s ease,background .25s ease}
.pw-meter-label{font:9px var(--mono);letter-spacing:.05em;color:var(--muted);white-space:nowrap;flex-shrink:0}
.pw-meter.lvl-1 .pw-meter-fill{width:25%;background:#e8283a}
.pw-meter.lvl-1 .pw-meter-label{color:#ff6b5f}
.pw-meter.lvl-2 .pw-meter-fill{width:55%;background:#e8b423}
.pw-meter.lvl-2 .pw-meter-label{color:#e8b423}
.pw-meter.lvl-3 .pw-meter-fill{width:80%;background:#3fbf6a}
.pw-meter.lvl-3 .pw-meter-label{color:#3fbf6a}
.pw-meter.lvl-4 .pw-meter-fill{width:100%;background:#146b34}
.pw-meter.lvl-4 .pw-meter-label{color:#22a352}

/* captcha */
.captcha-row{display:flex;flex-wrap:wrap;gap:8px}
.captcha-visual{display:flex;gap:8px;flex:0 0 auto}
.captcha-img{width:118px;height:44px;border-radius:10px;border:1px dashed var(--line);background:var(--surface-2);object-fit:cover;display:block}
.captcha-refresh{width:44px;height:44px;flex-shrink:0;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);color:var(--text);font-size:16px;cursor:pointer;transition:border-color .2s ease,color .2s ease,transform .3s ease}
.captcha-refresh:hover{border-color:var(--red);color:var(--red)}
.captcha-refresh.is-spinning{transform:rotate(180deg)}
.captcha-input{flex:1 1 110px;min-width:0;width:auto;border:1px solid var(--line);background:var(--surface-2);border-radius:11px;padding:13px 14px;color:var(--text);font:13px var(--sans);outline:0;text-transform:uppercase;letter-spacing:.06em}
.captcha-input:focus{border-color:var(--red)}

/* shake on wrong login */
.shake-error{animation:shake-x .5s ease}
@keyframes shake-x{10%,90%{transform:translateX(-1px)}20%,80%{transform:translateX(2px)}30%,50%,70%{transform:translateX(-5px)}40%,60%{transform:translateX(5px)}}
@media(prefers-reduced-motion:reduce){.shake-error{animation:none}}

.alert{padding:13px;font-size:11px;margin-bottom:16px;border-radius:8px}
.alert-error{background:#4d242b;color:#ffb3a8}

/* ---------- app / dashboard (bento) ---------- */
.app-body{background:var(--bg)}
.app-shell{min-height:100vh;display:flex;flex-direction:column}
.app-topbar{position:sticky;top:0;z-index:40;height:66px;display:flex;align-items:center;gap:26px;padding:0 5vw;background:var(--ink);color:var(--paper);border-bottom:1px solid #2c2225}
.app-topbar .brand-word{color:var(--paper)}
.app-tabs{display:flex;align-items:center;gap:4px;flex:1}
.app-tabs a{display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:10px;color:#a89ea1;font-size:12px;transition:background .2s ease,color .2s ease}
.app-tabs a span{color:var(--red);font-size:14px}
.app-tabs a b{font:9px var(--mono);background:var(--red);color:#fff;border-radius:20px;padding:2px 6px;margin-left:2px}
.app-tabs a.active,.app-tabs a:hover{background:#241a1d;color:var(--paper)}
.app-user{display:flex;align-items:center;gap:12px}
.mini-avatar{width:30px;height:30px;border-radius:50%;background:var(--red);color:#fff;display:grid;place-items:center;font:12px var(--mono)}
.icon-button{position:relative;width:38px;height:38px;border:1px solid #352a2d;border-radius:11px;background:transparent;color:var(--paper);font-size:15px;cursor:pointer;display:grid;place-items:center;transition:border-color .2s ease,color .2s ease}
.icon-button:hover{border-color:var(--red);color:var(--red-2)}

.dashboard{padding:50px 6vw 80px;max-width:1300px;margin:auto}
.dash-header{margin-bottom:26px}
.dash-header h1{color:var(--ink);font-size:32px;letter-spacing:-.03em}
.dash-header h1 span{color:var(--red)}
.founder-badge{display:inline-flex;align-items:center;gap:5px;font:700 10px var(--mono);letter-spacing:.06em;background:linear-gradient(135deg,#7a5a12,#d4af37 55%,#7a5a12);color:#2a1c02;border-radius:20px;padding:6px 11px;vertical-align:middle;margin-left:8px;box-shadow:0 6px 14px rgba(212,175,55,.35)}
.mini-avatar{position:relative}
.mini-avatar.is-founder{box-shadow:0 0 0 2px #d4af37}
.founder-crown{position:absolute;top:-9px;right:-7px;font-size:12px;color:#d4af37;font-style:normal;filter:drop-shadow(0 2px 3px rgba(0,0,0,.5))}
.founder-banner{background:linear-gradient(135deg,#4a3405,#d4af37 55%,#4a3405);color:#2a1c02;font-weight:700;font-size:13px;border-radius:16px;padding:16px 20px;margin-bottom:20px}
.dash-header .eyebrow{background:rgba(207,28,43,.1)}

.focus-banner{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(135deg,var(--red-deep),var(--red) 60%,#160406);color:#fff;border-radius:22px;padding:40px 44px;margin-bottom:20px;overflow:hidden;position:relative}
.focus-banner .eyebrow{color:rgba(255,255,255,.8);background:rgba(255,255,255,.16)}
.focus-banner h2{font-size:26px;letter-spacing:-.03em;line-height:1.15;margin:10px 0 20px;max-width:340px;color:#fff}
.banner-link{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:800;color:#fff;border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:4px;transition:opacity .2s ease}
.banner-link:hover{opacity:.75}
.banner-sun{font-size:120px;line-height:1;color:rgba(255,255,255,.2);flex-shrink:0}

.bento-grid{display:grid;grid-template-columns:1.5fr 1fr;grid-template-rows:auto auto;gap:16px}
.bento-wide{grid-row:span 2}
.panel{background:#fff;border:1px solid #e6dcd6;border-radius:20px;padding:26px;transition:box-shadow .25s ease,transform .25s ease}
.panel:hover{box-shadow:0 18px 34px rgba(20,10,10,.08);transform:translateY(-2px)}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px}
.panel .eyebrow{background:rgba(207,28,43,.1)}
.panel-head h3{font-size:18px;letter-spacing:-.02em;margin:6px 0 0;color:var(--ink);font-weight:800}
.circle-button{width:32px;height:32px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:16px;line-height:1;transition:background .2s ease,transform .2s ease}
.circle-button:hover{background:var(--red);transform:rotate(90deg)}

.task-item{display:flex;align-items:center;gap:14px;padding:14px 2px;border-top:1px solid #efe6e1}
.task-item:first-of-type{border-top:0}
.task-check{width:19px;height:19px;border-radius:6px;border:1.5px solid #d9cdc6;display:grid;place-items:center;color:#fff;font-size:11px;flex-shrink:0;transition:background .2s ease,border-color .2s ease}
.task-item.done .task-check{background:var(--red);border-color:var(--red)}
.task-item.done strong{color:#a89ea1;text-decoration:line-through}
.task-item strong{display:block;font-size:13px;color:var(--ink);font-weight:700}
.task-item small{display:block;color:#a89ea1;font-size:10px;margin-top:3px}
.task-item>div{flex:1}
.task-tag{font:8px var(--mono);letter-spacing:.08em;padding:5px 9px;border-radius:20px;flex-shrink:0}
.tag-red{background:rgba(207,28,43,.12);color:var(--red)}
.tag-green{background:rgba(60,150,90,.13);color:#2e8a54}
.panel-footer-link{display:block;margin-top:16px;padding-top:14px;border-top:1px solid #efe6e1;font-size:11px;font-weight:800;color:var(--ink);transition:color .2s ease}
.panel-footer-link:hover{color:var(--red)}

.stat-panel{display:flex;flex-direction:column;gap:14px}
.mini-stat{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;background:#f8f4f1;border-radius:12px}
.mini-stat span{font-size:11px;color:#8a817d}
.mini-stat strong{font-size:18px;color:var(--ink)}

.note-panel{display:flex;flex-direction:column}
.note-date{font:9px var(--mono);color:#a89ea1}
.note-copy{font-size:14px;line-height:1.75;color:var(--ink);font-style:italic;margin:8px 0 20px}
.note-lines{flex:1;min-height:50px;background-image:repeating-linear-gradient(transparent,transparent 27px,#efe6e1 28px)}

/* ---------- entrance / scroll reveal ---------- */
/* ---------- toast góc màn hình (đăng nhập/đăng ký thành công) ---------- */
.toast-wrap{position:fixed;top:20px;right:20px;z-index:80;max-width:min(340px,calc(100vw - 40px));animation:toast-in .4s cubic-bezier(.2,.8,.3,1)}
.toast-wrap.is-hiding{animation:toast-out .3s ease forwards}
.toast{position:relative;display:flex;align-items:flex-start;gap:12px;background:color-mix(in srgb, var(--surface) 92%, transparent);border:1px solid var(--line);border-radius:16px;padding:16px 40px 14px 14px;box-shadow:0 20px 50px rgba(0,0,0,.35);backdrop-filter:blur(16px);overflow:hidden}
.toast-icon{flex-shrink:0;width:34px;height:34px;border-radius:10px;background:var(--red);color:#fff;display:grid;place-items:center;font-size:16px}
.toast-body{display:flex;flex-direction:column;gap:2px;min-width:0}
.toast-eyebrow{margin:0;font:10px var(--mono);letter-spacing:.1em;color:var(--red)}
.toast-body strong{font:800 14px var(--sans);color:var(--text)}
.toast-sub{font-size:11.5px;color:var(--muted)}
.toast-close{position:absolute;top:10px;right:10px;width:22px;height:22px;border:0;background:transparent;color:var(--muted);font-size:16px;cursor:pointer;line-height:1;display:grid;place-items:center}
.toast-close:hover{color:var(--text)}
.toast-bar{position:absolute;left:0;bottom:0;width:100%;height:3px;background:transparent}
.toast-bar i{display:block;height:100%;width:100%;background:var(--red);transform-origin:left;animation:toast-countdown 6s linear forwards}
@keyframes toast-in{from{opacity:0;transform:translateY(-12px) scale(.98)}to{opacity:1;transform:none}}
@keyframes toast-out{to{opacity:0;transform:translateY(-8px) scale(.98)}}
@keyframes toast-countdown{from{transform:scaleX(1)}to{transform:scaleX(0)}}

/* ---------- modal thông báo hệ thống ---------- */
.notice-modal-overlay{position:fixed;inset:0;z-index:90;display:grid;place-items:center;padding:20px;background:rgba(6,5,6,.6);backdrop-filter:blur(4px)}
.notice-modal-overlay[hidden]{display:none}
.notice-modal{position:relative;width:min(440px,100%);max-height:85vh;overflow:auto;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:30px 28px 26px;text-align:center;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.notice-close{position:absolute;top:14px;right:14px;width:32px;height:32px;border:1px solid var(--line);border-radius:50%;background:transparent;color:var(--muted);font-size:16px;cursor:pointer;display:grid;place-items:center}
.notice-close:hover{color:var(--text);border-color:var(--red)}
.notice-icon{width:52px;height:52px;margin:0 auto 14px;border-radius:50%;background:var(--red-deep);color:var(--red);display:grid;place-items:center;font-size:22px}
.notice-eyebrow{margin:0 auto 6px;justify-content:center}
.notice-modal h3{margin:0 0 16px;font-size:22px;letter-spacing:-.02em}
.notice-body{text-align:left;background:var(--surface-2);border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-bottom:20px;font-size:13.5px;line-height:1.55}
.notice-body p{margin:0 0 10px}
.notice-body p:last-child{margin-bottom:0}
.notice-body a{color:var(--red);font-weight:700;text-decoration:underline}
.notice-actions{display:flex;gap:10px}
.notice-actions .button{flex:1;justify-content:center}
@media(max-width:480px){.notice-actions{flex-direction:column}}

/* ==========================================================================
   DASHBOARD V3 — sidebar trái, tông đỏ / đen / trắng
   ========================================================================== */
.dash-layout{position:relative;min-height:100vh;background:var(--bg)}
.dash-sidebar-backdrop{position:fixed;inset:0;background:rgba(4,3,4,.6);z-index:55;opacity:0;pointer-events:none;transition:opacity .25s ease}
.dash-sidebar-backdrop.is-visible{opacity:1;pointer-events:auto}

.dash-sidebar{position:fixed;top:0;left:0;bottom:0;width:264px;z-index:60;background:var(--surface);border-right:1px solid var(--line);padding:20px 14px 26px;overflow-y:auto;transition:transform .3s ease}
.sidebar-brand{display:flex;align-items:center;gap:10px;padding:6px 8px 18px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.sidebar-nav{display:flex;flex-direction:column}
.sidebar-label{margin:16px 10px 8px;font:10px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.sidebar-nav>.sidebar-label:first-child{margin-top:4px}
.sidebar-link{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:11px;color:var(--text);font:700 13px var(--sans);margin-bottom:3px;transition:background .2s ease,color .2s ease}
.sidebar-link:hover{background:var(--surface-2)}
.sidebar-link.is-active{background:var(--red);color:#fff;box-shadow:0 12px 24px rgba(232,40,58,.25)}
.sidebar-ico{width:20px;flex-shrink:0;text-align:center;font-size:14px}
.sidebar-link-danger{color:var(--red-2)}
.sidebar-link-danger:hover{background:var(--red-deep)}

.dash-main{margin-left:264px;min-height:100vh;display:flex;flex-direction:column}
.dash-topbar-v2{display:flex;align-items:center;gap:14px;padding:18px 28px;border-bottom:1px solid var(--line);flex-wrap:wrap;position:sticky;top:0;background:color-mix(in srgb, var(--bg) 88%, transparent);backdrop-filter:blur(10px);z-index:30}
.sidebar-toggle-btn{display:none;flex-shrink:0}
.crumb-chip{font:10px var(--mono);letter-spacing:.1em;color:var(--red);background:color-mix(in srgb, var(--red) 14%, transparent);border-radius:20px;padding:7px 12px;text-transform:uppercase}
.topbar-title{font-size:22px;letter-spacing:-.02em}
.topbar-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.plan-chip{display:flex;flex-direction:column;gap:2px;padding:8px 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);font-size:11px;color:var(--muted);text-align:right}
.plan-chip strong{font:800 14px var(--sans);color:var(--text)}
.user-chip{display:flex;align-items:center;gap:10px;padding:6px 14px 6px 6px;border:1px solid var(--line);border-radius:999px;background:var(--surface-2)}
.user-chip-text{display:flex;flex-direction:column;line-height:1.25}
.user-chip-text strong{font-size:12.5px}
.user-chip-text span{font-size:10.5px;color:var(--muted)}

.dash-main-content{padding:26px 28px 100px;max-width:1280px;width:100%;margin:0 auto}

.notice-card{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--red);border-radius:16px;padding:20px 22px;margin-bottom:22px}
.notice-card h3{font-size:17px;margin-bottom:10px}
.notice-card p{margin:0 0 8px;font-size:13px;line-height:1.6;color:var(--muted)}
.notice-card p:last-child{margin-bottom:0}
.notice-card a{color:var(--red);font-weight:700;text-decoration:underline}

.stat-grid-v2{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.stat-card-v2{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px 18px;overflow:hidden}
.stat-card-v2:before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),var(--red-2))}
.stat-label{margin:0 0 10px;font:10px var(--mono);letter-spacing:.1em;color:var(--muted);text-transform:uppercase}
.stat-card-v2 strong{font:800 26px var(--sans);letter-spacing:-.02em}

.dash-columns{display:grid;grid-template-columns:1.6fr 1fr;gap:18px}
.panel-v2{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:26px}
.overview-pill{display:inline-flex;padding:6px 14px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font:700 11px var(--sans);margin-bottom:16px}
.panel-v2 h2{font-size:26px;margin-bottom:8px}
.panel-v2 h2 b{color:var(--red)}
.panel-lead{color:var(--muted);font-size:13px;margin:0 0 22px}
.account-title{font-size:16px}

.shortcut-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.shortcut-grid--2col{grid-template-columns:repeat(2,1fr)}
.shortcut-card{display:block;border:1px solid var(--line);border-radius:14px;padding:16px;transition:border-color .2s ease,transform .2s ease}
.shortcut-card:hover{border-color:var(--red);transform:translateY(-2px)}
.shortcut-card strong{display:block;font-size:13.5px;margin-bottom:10px}
.shortcut-card span{display:inline-flex;align-items:center;gap:4px;font:700 11px var(--mono);color:var(--red)}

.account-panel{border:1px solid var(--line);border-radius:14px;padding:4px 16px;margin-bottom:8px}
.account-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);font-size:12.5px}
.account-row:last-child{border-bottom:0}
.account-row span{color:var(--muted)}
.account-row strong{font-weight:800;text-align:right;word-break:break-word}

.float-actions{position:fixed;right:22px;bottom:22px;display:flex;flex-direction:column;align-items:center;gap:12px;z-index:45}
.ai-fab{display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 18px;border-radius:999px;background:var(--red);color:#fff;font:800 12px var(--sans);box-shadow:0 14px 30px rgba(232,40,58,.35);transition:transform .2s ease}
.ai-fab:hover{transform:translateY(-2px)}
.scroll-top-btn{position:relative;width:52px;height:52px;border-radius:50%;border:0;background:transparent;cursor:pointer;padding:0;opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity .25s ease,transform .25s ease}
.scroll-top-btn.is-visible{opacity:1;pointer-events:auto;transform:none}
.scroll-ring{position:absolute;inset:0;border-radius:50%;background:conic-gradient(var(--red) calc(var(--pct,0)*1%), var(--line) 0)}
.scroll-top-inner{position:absolute;inset:4px;border-radius:50%;background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;color:var(--text);font:700 10px var(--sans)}
.scroll-top-inner b{font:700 9px var(--mono);color:var(--red)}

@media(max-width:960px){
  .dash-sidebar{transform:translateX(-100%)}
  .dash-sidebar.is-open{transform:translateX(0);box-shadow:24px 0 60px rgba(0,0,0,.4)}
  .dash-main{margin-left:0}
  .sidebar-toggle-btn{display:flex}
  .dash-columns{grid-template-columns:1fr}
  .stat-grid-v2{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .dash-topbar-v2{padding:14px 16px}
  .dash-main-content{padding:18px 16px 90px}
  .plan-chip{display:none}
  .user-chip-text span{display:none}
  .stat-grid-v2{grid-template-columns:1fr}
  .shortcut-grid,.shortcut-grid--2col{grid-template-columns:1fr}
}

.reveal{opacity:0;transform:translateY(14px);animation:reveal-in .7s ease forwards}
.reveal.delay-1{animation-delay:.1s}
.reveal.delay-2{animation-delay:.2s}
@keyframes reveal-in{to{opacity:1;transform:translateY(0)}}
.reveal-up{opacity:0;transform:translateY(28px);transition:opacity .65s cubic-bezier(.2,.7,.3,1),transform .65s cubic-bezier(.2,.7,.3,1)}
.reveal-up.is-visible{opacity:1;transform:translateY(0)}
.rail-scroll .reveal-up:nth-child(2){transition-delay:.06s}
.rail-scroll .reveal-up:nth-child(3){transition-delay:.12s}
.rail-scroll .reveal-up:nth-child(4){transition-delay:.18s}
.rail-scroll .reveal-up:nth-child(5){transition-delay:.24s}
@media(prefers-reduced-motion:reduce){.reveal,.reveal-up{opacity:1!important;transform:none!important;animation:none!important;transition:none!important}}

/* ==========================================================================
   Responsive — tablet / landscape phone
   ========================================================================== */
@media(max-width:800px){
  .topbar-wrap{padding:12px 16px 0}
  .site-header{padding:0 8px 0 16px}
  .menu-button{display:flex}
  .main-nav,.app-tabs{
    position:fixed;inset:88px 16px auto 16px;flex-direction:column;align-items:stretch;gap:0;
    background:var(--surface);border:1px solid var(--line);border-radius:20px;
    padding:10px 16px 16px;transform:translateY(-8px);opacity:0;visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;z-index:39;
  }
  .main-nav.is-open,.app-tabs.is-open{opacity:1;transform:translateY(0);visibility:visible}
  .main-nav>a{padding:14px 4px;border-bottom:1px solid var(--line);color:var(--text)}
  .main-nav .theme-button{margin:10px 0;width:100%;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;gap:8px}
  .main-nav .theme-button:after{content:'Đổi giao diện';font-size:11px;font-weight:800}
  .main-nav .nav-sep{display:none}
  .main-nav .nav-login{margin-top:14px;justify-content:center}
  .app-topbar{position:relative;flex-wrap:wrap;height:auto;padding:14px 16px;gap:12px}
  .app-tabs{position:static;transform:none;opacity:1;visibility:visible;background:none;border:0;padding:0;display:none;width:100%}
  .app-tabs.is-open{display:flex}
  .app-tabs a{border-bottom:1px solid #2c2225}

  .page-wrap{width:calc(100% - 34px)}
  .hero-block{padding:60px 0 34px}
  .hero-title{font-size:46px}
  .stat-rail{grid-template-columns:repeat(2,1fr);margin-bottom:46px}
  .flip-side-note{display:none}
  .rail-heading h2,.template-heading h2,.timeline-section h2{font-size:36px}
  .cta-marquee span{font-size:80px}
  .cta-inner h2{font-size:32px}
  .char-float img{height:clamp(120px,18vw,200px)}
  .char-1,.char-2{left:1%}
  .char-3,.char-4{right:1%}
  .bento-grid{grid-template-columns:1fr}
  .bento-wide{grid-row:auto}
  .focus-banner{padding:28px}
  .banner-sun{font-size:80px}
  .app-sidebar{display:none}
}

/* ==========================================================================
   Responsive — phone, portrait
   ========================================================================== */
@media(max-width:480px){
  :root{scroll-padding-top:80px}
  .site-header{height:58px;border-radius:18px}
  .brand-mark{width:24px;height:24px}
  .hero-title{font-size:34px;letter-spacing:-.045em}
  .hero-lead{font-size:12.5px}
  .hero-actions{flex-direction:column;align-items:stretch;gap:8px}
  .hero-actions .button{width:100%}
  .ticker-track{padding:10px 16px;gap:26px}
  .ticker-item{font-size:10px}
  .stat-rail{grid-template-columns:1fr 1fr}
  .stat{padding:20px 16px}
  .stat strong{font-size:24px}
  .flip-stage{width:100%}
  .flip-card{height:270px}
  .rail-card{flex-basis:82vw;padding:22px}
  .stack-card{height:260px;top:80px}
  .stack-card strong{font-size:24px}
  .timeline{padding-left:34px}
  .timeline-item>b{left:-34px;width:26px;height:26px}
  .cta-marquee span{font-size:52px}
  .cta-block{padding:60px 0}
  .cta-inner h2{font-size:26px}
  .auth-card-v2{padding:28px 22px;border-radius:20px}
  .auth-card-v2 h1{font-size:24px}
  .char-float{display:none}
  .spark{display:none}
  .captcha-img{width:96px;height:40px}
  .captcha-refresh{width:40px;height:40px;font-size:14px}
  .captcha-input{padding:11px 12px;font-size:12.5px}
  .pw-meter-label{font-size:8.5px}
  .auth-home{top:18px;left:18px;font-size:11px}
  .auth-theme-toggle{top:14px;right:18px}
  .dashboard{padding:30px 5vw 60px}
  .dash-header h1{font-size:24px}
  .focus-banner{flex-direction:column;align-items:flex-start;text-align:left;padding:24px}
  .banner-sun{font-size:60px;order:-1}
  .panel{padding:20px}
  .site-footer{padding:20px 6vw;text-align:center;justify-content:center}
}