/* Aris Store Premium — trang tra cứu bảo hành. Mobile-first; không dùng inline style (CSP). */
:root {
  --navy: #14234f; --navy-2: #1b2d63; --gold: #d9b15a; --gold-soft: #fbf3e0; --gold-text: #9a6f12;
  --bg: #f6f7fb; --card: #ffffff; --text: #14234f; --muted: #6b7794; --line: #e8ebf3;
  --ok: #0f9d58; --ok-bg: #e3f6ec; --warn: #b45309; --warn-bg: #fdf0dd; --bad: #c62828;
  --radius: 18px; --shadow: 0 1px 2px rgba(20, 35, 79, .05), 0 6px 18px rgba(20, 35, 79, .06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c1224; --card: #131b34; --text: #eef1fa; --muted: #98a3c0; --line: #25304f;
    --gold-soft: #2a2412; --gold-text: #e6c377; --ok-bg: #12301f; --warn-bg: #33250f; --shadow: none;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  overflow-wrap: anywhere; /* mã dài, tên sản phẩm dài không làm vỡ khung */
}
.page { max-width: 560px; margin: 0 auto; padding: 0 16px max(24px, env(safe-area-inset-bottom)); position: relative; }

/* Nền toàn trang: ảnh phòng đêm + mèo (ChatGPT tạo). Phủ lớp tối + viền tối (vignette) cho cảm giác ban đêm sâu hơn. */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; animation: drift 70s ease-in-out infinite alternate;
  background:
    radial-gradient(120% 90% at 50% 38%, rgba(0, 0, 0, 0) 35%, rgba(2, 4, 14, .72) 100%),
    linear-gradient(180deg, rgba(5, 9, 26, .68) 0%, rgba(5, 9, 26, .5) 38%, rgba(4, 7, 20, .9) 100%),
    url("/assets/bg.jpg") 28% center / cover no-repeat, #070b1a;
}
@media (max-width: 639px) {
  body::before {
    background:
      radial-gradient(130% 90% at 50% 35%, rgba(0, 0, 0, 0) 30%, rgba(2, 4, 14, .75) 100%),
      linear-gradient(180deg, rgba(5, 9, 26, .62) 0%, rgba(5, 9, 26, .45) 30%, rgba(4, 7, 20, .92) 100%),
      url("/assets/bg-m.jpg") center top / cover no-repeat, #070b1a;
  }
}
/* Lớp hiệu ứng (fx.js) trôi cùng nhịp với nền để toạ độ mắt mèo, đèn, sao luôn khớp. */
.fx { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; animation: drift 70s ease-in-out infinite alternate; }
.fx canvas { position: absolute; inset: 0; }
.lid {
  position: absolute; border-radius: 50%; pointer-events: none; transform: scaleY(0); transform-origin: 50% 25%; transition: transform .08s ease-out;
  background: radial-gradient(ellipse at 50% 50%, #0b0911 48%, rgba(11, 9, 17, 0) 70%);
}
.lid.blink { transform: scaleY(1); }
@keyframes drift { from { transform: scale(1.02) translate3d(0, 0, 0); } to { transform: scale(1.07) translate3d(-1%, -.8%, 0); } }
@media (prefers-reduced-motion: reduce) { body::before, .fx { animation: none; } }
.masthead { position: relative; color: #fff; padding: max(14px, env(safe-area-inset-top)) 16px 150px; text-shadow: 0 1px 8px rgba(0, 0, 0, .45); }
.masthead-inner { max-width: 560px; margin: 0 auto; }
.content { margin-top: -118px; }

.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 6px 0; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.logo {
  flex: none; width: 48px; height: 48px; border-radius: 50%; object-fit: cover; background: var(--navy);
  border: 2px solid var(--gold); box-shadow: 0 0 0 4px rgba(217, 177, 90, .22), 0 6px 16px rgba(0, 0, 0, .35);
}
.brand-text { display: flex; flex-direction: column; min-width: 0; }
.brand-name { font-size: 1.15rem; font-weight: 800; line-height: 1.2; letter-spacing: .01em; }
.brand-sub { font-size: .8rem; color: var(--gold); opacity: .92; line-height: 1.3; }
.topbar-link {
  flex: none; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .28); border-radius: 999px;
  padding: 8px 16px; color: #fff; font: inherit; font-size: .9rem; font-weight: 600; cursor: pointer; backdrop-filter: blur(6px);
}
.topbar-link:hover { background: rgba(255, 255, 255, .2); }

.content > * + * { margin-top: 14px; }
#result > * + * { margin-top: 14px; }
#r-warranty > * + * { margin-top: 14px; }

.card { background: rgba(255, 255, 255, .93); backdrop-filter: blur(14px); border-radius: var(--radius); padding: 18px; box-shadow: 0 2px 4px rgba(20, 35, 79, .05), 0 14px 34px rgba(20, 35, 79, .12); border: 1px solid var(--line); }
@media (prefers-color-scheme: dark) { .card { background: rgba(19, 27, 52, .84); box-shadow: 0 10px 28px rgba(0, 0, 0, .4); } }
#lookup h1 { font-size: 1.5rem; }
h1 { font-size: 1.35rem; margin: 0 0 6px; }
h2 { font-size: 1.15rem; margin: 0 0 8px; }
h3 { font-size: 1.1rem; margin: 0 0 12px; }
.product { font-size: 1.3rem; line-height: 1.3; margin: 12px 0 14px; font-weight: 800; }

.label { color: var(--muted); font-size: .95rem; }
.value { font-size: 1.1rem; margin-top: 4px; font-variant-numeric: tabular-nums; }
.code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 1.25rem; font-weight: 600; margin-top: 2px; letter-spacing: .02em; }
.order-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; flex-wrap: wrap; }
.order-code-wrap { min-width: 0; }
.divider { height: 1px; background: var(--line); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding-top: 14px; }
.two-col > div + div { border-left: 1px solid var(--line); padding-left: 16px; }

.badge { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 999px; font-size: .92rem; font-weight: 700; background: var(--line); color: var(--muted); white-space: nowrap; }
.badge.ok { background: #129a5a; color: #fff; }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge svg { width: 16px; height: 16px; flex: none; }

.bar { height: 14px; background: var(--line); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--navy), #2c4a9a); border-radius: 999px; transition: width .6s ease; }
@media (prefers-color-scheme: dark) { .bar-fill { background: var(--gold); } }
.bar-legend { display: flex; justify-content: space-between; gap: 8px; margin-top: 8px; color: var(--muted); font-size: .95rem; }
.big-days { text-align: center; font-size: 1.75rem; font-weight: 800; margin-top: 8px; }

.hero {
  background: radial-gradient(120% 140% at 50% 0%, #25398a 0%, var(--navy) 62%); color: #fff; border-radius: var(--radius);
  padding: 28px 18px; text-align: center; box-shadow: 0 14px 34px rgba(20, 35, 79, .28); border: 1px solid rgba(217, 177, 90, .25);
}
.hero-top { font-size: 1.05rem; opacity: .95; }
.hero-amount { color: var(--gold); font-size: clamp(2.3rem, 12vw, 3.4rem); font-weight: 800; line-height: 1.15; margin: 8px 0; letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.hero-formula { font-size: 1.05rem; opacity: .95; }
.hero.muted-hero .hero-amount { color: #fff; opacity: .75; }
.note { text-align: center; color: rgba(255, 255, 255, .85); text-shadow: 0 1px 6px rgba(0, 0, 0, .6); font-size: .92rem; margin: 10px 8px 0; }

.rows { list-style: none; margin: 0; padding: 0; }
.rows li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 14px; border-top: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.rows li:first-child { border-top: 0; }
.rows li.today { background: var(--gold-soft); color: var(--gold-text); font-weight: 700; border-radius: 12px; border-top: 0; }
.rows li.today + li { border-top: 0; }
.rows .tail { color: var(--muted); font-weight: 400; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; font-size: .92rem; font-weight: 700; background: var(--line); color: var(--muted); white-space: nowrap; }
.pill::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: currentColor; }
.pill.ok { background: var(--ok-bg); color: var(--ok); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }

label { display: block; font-weight: 700; margin: 14px 0 6px; font-size: .95rem; }
input, textarea, select {
  width: 100%; padding: 13px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg); color: var(--text);
  font: inherit; font-size: 16px; /* 16px: iOS không tự phóng to khi focus */
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--navy); outline-offset: 1px; }
@media (prefers-color-scheme: dark) { input:focus, textarea:focus, select:focus { outline-color: var(--gold); } }

.btn { display: inline-block; padding: 15px 20px; border-radius: 14px; border: 1px solid var(--line); background: var(--card); color: var(--text); font: inherit; font-weight: 700; cursor: pointer; text-align: center; }
.btn.block { display: block; width: 100%; margin-top: 14px; }
.btn.primary { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn.gold { background: linear-gradient(180deg, #1c2f66, var(--navy)); color: var(--gold); border-color: rgba(217, 177, 90, .45); font-size: 1.1rem; padding: 18px 20px; border-radius: 16px; box-shadow: 0 8px 20px rgba(20, 35, 79, .3); }
.btn.primary { box-shadow: 0 6px 16px rgba(20, 35, 79, .25); }
.btn.ghost { background: transparent; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: wait; }
.btn:focus-visible, .topbar-link:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

.muted { color: var(--muted); }
.small { font-size: .9rem; }
.msg { margin: 12px 0 0; color: var(--bad); font-weight: 600; }
.ok { color: var(--ok); font-weight: 600; }
.footer { text-align: center; color: rgba(255, 255, 255, .85); text-shadow: 0 1px 6px rgba(0, 0, 0, .6); font-size: .95rem; margin: 22px 0 6px; white-space: pre-line; }
[hidden] { display: none !important; }

@media (min-width: 640px) {
  .page { padding-top: 28px; }
  .card { padding: 22px; }
}
@media (max-width: 360px) {
  .two-col { grid-template-columns: 1fr; }
  .two-col > div + div { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 12px; }
  .badge { padding: 6px 10px; }
}

/* Cơ chế bảo hành (cuối trang) */
.policy { margin-top: 30px; }
.policy-title {
  display: flex; align-items: center; gap: 14px; margin: 0 0 16px; font-size: .92rem; font-weight: 800; letter-spacing: .26em; text-transform: uppercase;
  background: linear-gradient(90deg, #f7e2a6 0%, #d9b15a 50%, #f7e2a6 100%); -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 1px 8px rgba(0, 0, 0, .55));
}
.policy-title::before, .policy-title::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, transparent, rgba(217, 177, 90, .75)); }
.policy-title::after { background: linear-gradient(270deg, transparent, rgba(217, 177, 90, .75)); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.steps li {
  display: flex; gap: 14px; align-items: flex-start; padding: 14px 16px; border-radius: 16px; color: rgba(255, 255, 255, .9);
  background: rgba(10, 16, 38, .62); backdrop-filter: blur(12px); border: 1px solid rgba(217, 177, 90, .28); box-shadow: 0 8px 22px rgba(0, 0, 0, .3);
}
.steps .num {
  flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: .95rem; color: #1b2650;
  background: linear-gradient(145deg, #f7e2a6, #d9b15a); box-shadow: 0 0 0 3px rgba(217, 177, 90, .22);
}
.steps b { display: block; color: #f1cf80; font-size: 1rem; margin-bottom: 2px; }
.steps p { margin: 0; font-size: .92rem; line-height: 1.5; color: rgba(255, 255, 255, .82); }
.steps i { color: #f1cf80; font-style: normal; font-weight: 600; }
.policy-note { text-align: center; margin: 14px 8px 0; font-size: .88rem; color: rgba(247, 226, 166, .85); text-shadow: 0 1px 6px rgba(0, 0, 0, .6); }