/* ================= auth */
.auth-page { min-height: 100svh; background: radial-gradient(50% 50% at 75% 30%, rgba(var(--acc-rgb), .16), transparent 70%), var(--bg); }
.auth { display: grid; grid-template-columns: 1fr 1fr; min-height: 100svh; }
.auth-visual { position: relative; display: flex; flex-direction: column; justify-content: center; gap: 14px; padding: 48px clamp(24px, 5vw, 70px); background: radial-gradient(70% 60% at 50% 45%, rgba(var(--acc-rgb), .22), transparent 70%), linear-gradient(180deg, #0f1218, #08090c); border-inline-end: 1px solid var(--line); }
.auth-visual .logo { position: absolute; top: 28px; inset-inline-start: clamp(24px, 5vw, 70px); }
.auth-svg { width: 100%; max-width: 520px; height: auto; aspect-ratio: 11 / 10; margin: 0 auto; }
.auth-visual h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.25; margin: 0; font-weight: 900; }
.auth-visual p { margin: 0; color: var(--fg2); font-size: 18px; }
.auth-panel { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; padding: 40px 16px; }
.auth-logo-m { display: none; }
.auth-card { width: min(440px, 100%); padding: clamp(22px, 4vw, 36px); border-radius: 26px; background: linear-gradient(180deg, var(--card), var(--panel)); border: 1px solid var(--line); box-shadow: var(--shadow); }
.auth-tabs { width: 100%; margin-bottom: 22px; }
.auth-tabs button { flex: 1; justify-content: center; padding: 10px; font-size: 15px; }
.auth-card h1 { margin: 0; font-size: 30px; font-weight: 900; }
.auth-sub { margin: 4px 0 20px; color: var(--muted); }
#authForm { display: grid; gap: 14px; }
#authForm .btn { width: 100%; margin-top: 6px; }
.pw { position: relative; display: block; }
.pw input { padding-inline-end: 12px; padding-inline-start: 46px; }
.pw-eye { position: absolute; top: 50%; left: 6px; transform: translateY(-50%); width: 36px; height: 36px; border: 0; border-radius: 10px; background: transparent; color: var(--muted); display: grid; place-items: center; }
.pw-eye:hover { color: var(--fg); }
.pw-meter { display: grid; gap: 4px; }
.pw-meter i { display: block; height: 5px; border-radius: 5px; background: rgba(255, 255, 255, .08); position: relative; overflow: hidden; }
.pw-meter i::after { content: ''; position: absolute; inset: 0 auto 0 0; width: 0; background: var(--bad); transition: width .3s, background .3s; }
.pw-meter[data-s="1"] i::after { width: 30%; background: var(--bad); }
.pw-meter[data-s="2"] i::after { width: 60%; background: var(--spark); }
.pw-meter[data-s="3"] i::after, .pw-meter[data-s="4"] i::after { width: 100%; background: var(--good); }
.pw-meter small { color: var(--muted); font-size: 12px; }
[aria-invalid="true"] { border-color: var(--bad) !important; }
.form-err { margin: 0; padding: 10px 14px; border-radius: 12px; background: rgba(239, 68, 68, .12); border: 1px solid rgba(239, 68, 68, .4); color: #ff9c9c; font-weight: 700; font-size: 14px; }
.auth-switch { margin: 18px 0 0; text-align: center; color: var(--muted); }
.auth-switch button { border: 0; background: none; color: var(--spark); font-weight: 800; padding: 0; }
.back-home { color: var(--muted); font-weight: 700; font-size: 14px; }
@media (max-width: 860px) {
  .auth { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .auth-logo-m { display: inline-flex; }
}

/* ================= app shell */
.app-page { min-height: 100svh; background: radial-gradient(60% 40% at 80% 0%, rgba(var(--acc-rgb), .12), transparent 70%), var(--bg); }
.app-top { position: sticky; top: 0; z-index: 40; background: rgba(var(--bg-rgb), .85); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.app-top-in { width: min(1240px, 100% - 32px); margin: 0 auto; height: 68px; display: flex; align-items: center; gap: 22px; }
.app-top .logo { font-size: 26px; }
.app-nav { display: flex; gap: 4px; margin-inline-start: 10px; }
.app-nav a { display: flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 12px; color: var(--muted); font-weight: 800; transition: background .2s, color .2s; }
.app-nav a svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.app-nav a:hover { color: var(--fg); }
.app-nav a.on { color: var(--fg); background: var(--card2); }
.app-nav a.on svg { stroke: var(--fire2); }
.me-chip { margin-inline-start: auto; display: flex; align-items: center; gap: 8px; padding: 4px 4px 4px 12px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); }
.me-av { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--grad); color: var(--on-acc); font-weight: 900; }
.me-name { font-weight: 800; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.plan-badge { font-size: 12px; font-weight: 800; padding: 2px 10px; border-radius: 999px; background: var(--card2); color: var(--muted); }
.plan-badge.pro { background: var(--grad); color: var(--on-acc); }
.plan-badge.basic { background: rgba(255, 184, 0, .15); color: #ffc93c; }
.app-main { width: min(1240px, 100% - 32px); margin: 0 auto; padding: 30px 0 60px; outline: none; }
@media (max-width: 900px) {
  /* backdrop-filter would make the header the containing block of the fixed bottom nav */
  .app-top { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(var(--bg-rgb), .96); }
  .app-nav { position: fixed; inset: auto 0 0 0; z-index: 45; margin: 0; justify-content: space-around; gap: 0; padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); background: rgba(10, 12, 16, .96); border-top: 1px solid var(--line); backdrop-filter: blur(14px); }
  .app-nav a { flex-direction: column; gap: 2px; padding: 6px 8px; font-size: 11px; }
  .app-main { padding-bottom: 110px; }
  .me-name { display: none; }
}
.loading { display: grid; place-items: center; min-height: 50vh; }
.spinner { width: 42px; height: 42px; border-radius: 50%; border: 4px solid var(--line2); border-top-color: var(--fire); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ================= common blocks */
.card { background: linear-gradient(180deg, var(--card), var(--panel)); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.card h3 { margin: 0 0 12px; font-size: 18px; display: flex; align-items: center; gap: 8px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--fire); display: inline-block; }
.dot.red { background: var(--bad); } .dot.green { background: var(--good); }
.page-head { margin-bottom: 22px; }
.page-head h1 { margin: 0; font-size: clamp(28px, 4vw, 42px); font-weight: 900; line-height: 1.25; }
.page-head p { margin: 4px 0 0; color: var(--muted); font-size: 17px; }
.en-tag { font-size: .55em; color: var(--spark); margin-inline-start: 6px; }
.h2 { font-size: 24px; margin: 34px 0 14px; }
.back { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-weight: 800; margin-bottom: 14px; }
.back:hover { color: var(--fg); }
.welcome h1 { margin: 0; font-size: clamp(28px, 4.4vw, 46px); font-weight: 900; line-height: 1.25; }
.welcome p { margin: 6px 0 24px; color: var(--fg2); font-size: 18px; }
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.ticks li { position: relative; padding-inline-start: 28px; color: var(--fg2); font-weight: 600; }
.ticks li::before { content: ''; position: absolute; right: 0; top: 5px; width: 19px; height: 19px; border-radius: 6px; background: rgba(34, 197, 94, .15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4L18 8' stroke='%2322c55e' stroke-width='3' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/13px no-repeat; }
.best { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); padding: 4px 14px; border-radius: 999px; background: var(--grad); color: var(--on-acc); font-weight: 900; font-size: 12px; white-space: nowrap; }

.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; max-width: 860px; }
.plan { position: relative; display: flex; flex-direction: column; gap: 14px; padding: 26px; border-radius: 24px; background: var(--panel); border: 1px solid var(--line); }
.plan h3 { margin: 0; font-size: 24px; }
.plan-price { color: var(--fg2); font-weight: 800; }
.plan-price b { font-size: 56px; line-height: 1; }
.plan-price small { color: var(--muted); font-weight: 600; }
.plan .ticks { flex: 1; }
.plan .btn { width: 100%; }
.plan.pro { border: 2px solid var(--fire); box-shadow: 0 24px 70px -30px rgba(var(--acc-rgb), .7); }
.plan.pro .plan-price b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (max-width: 700px) { .plans { grid-template-columns: 1fr; } }

.quick { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.quick-card { padding: 20px; border-radius: 18px; background: linear-gradient(160deg, rgba(var(--acc-rgb), .16), var(--panel) 60%); border: 1px solid var(--line); transition: transform .2s, border-color .2s; display: grid; gap: 4px; }
.quick-card:hover { transform: translateY(-3px); border-color: rgba(var(--acc-rgb), .5); }
.quick-card b { font-size: 20px; }
.quick-card span { color: var(--muted); font-weight: 600; }
.quick-card.dim { background: var(--panel); }
@media (max-width: 700px) { .quick { grid-template-columns: 1fr; } }

.mus-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.mus { position: relative; border-radius: 18px; overflow: hidden; background: var(--panel); border: 1px solid var(--line); transition: transform .25s, border-color .25s, box-shadow .25s; }
.mus:hover { transform: translateY(-4px); border-color: rgba(var(--acc-rgb), .5); box-shadow: var(--glow); }
.mus svg { display: block; width: 100%; height: auto; aspect-ratio: 11 / 10; background: radial-gradient(60% 55% at 55% 50%, rgba(var(--acc-rgb), .14), transparent 70%), #0b0d12; }
.mus-info { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 12px 14px; }
.mus-info b { font-size: 17px; }
.mus-info span { font-family: var(--ff-d); font-weight: 800; color: var(--spark); white-space: nowrap; }
@media (max-width: 1000px) { .mus-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .mus-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } .mus-info b { font-size: 15px; } }

.ex-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ex-card { border-radius: 20px; overflow: hidden; background: var(--panel); border: 1px solid var(--line); transition: transform .25s, border-color .25s, box-shadow .25s; }
.ex-card:hover { transform: translateY(-4px); border-color: rgba(var(--acc-rgb), .5); box-shadow: var(--glow); }
.ex-card svg { display: block; width: 100%; height: auto; aspect-ratio: 11 / 10; background: radial-gradient(60% 55% at 55% 50%, rgba(var(--acc-rgb), .14), transparent 70%), #0b0d12; }
.ex-info { padding: 14px 16px 16px; display: grid; gap: 2px; }
.ex-info b { font-size: 18px; }
.ex-info small { color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chips i { font-style: normal; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: var(--card2); border: 1px solid var(--line); color: var(--fg2); }
.chips i.lvl { color: var(--spark); }
.chips.big i { font-size: 13px; padding: 5px 12px; }
.chips i.hot { border-color: rgba(var(--acc-rgb), .5); background: rgba(var(--acc-rgb), .1); }
@media (max-width: 1000px) { .ex-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .ex-grid { grid-template-columns: 1fr; } }

.ex-head .en { font-family: var(--ff-d); color: var(--spark); font-size: 20px; letter-spacing: .5px; }
.ex-layout { display: grid; grid-template-columns: 1.3fr 1fr; gap: 20px; align-items: start; }
.ex-side { display: grid; gap: 14px; }
.steps { list-style: none; padding: 0; margin: 0; counter-reset: s; display: grid; gap: 10px; }
.steps li { counter-increment: s; display: flex; gap: 10px; color: var(--fg2); line-height: 1.7; transition: color .2s; }
.steps li::before { content: counter(s); flex: none; width: 27px; height: 27px; border-radius: 9px; display: grid; place-items: center; background: rgba(var(--acc-rgb), .14); color: var(--fire2); font-weight: 900; font-size: 13px; margin-top: 1px; transition: background .2s, color .2s; }
.steps li.on { color: #fff; }
.steps li.on::before { background: var(--grad); color: var(--on-acc); }
.xs { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.xs li { position: relative; padding-inline-start: 24px; color: var(--fg2); }
.xs li::before { content: '✕'; position: absolute; right: 0; color: var(--bad); font-weight: 900; }
.goals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.goal { text-align: center; padding: 10px 6px; border-radius: 12px; background: var(--bg2); border: 1px solid var(--line); display: grid; }
.goal small { color: var(--muted); font-weight: 700; }
.goal b { font-size: 22px; direction: ltr; }
.goal span { font-size: 12px; color: var(--muted); }
.ex-pager { display: flex; justify-content: space-between; gap: 10px; margin-top: 22px; }
.ex-pager .btn { max-width: 48%; overflow: hidden; text-overflow: ellipsis; }
@media (max-width: 900px) { .ex-layout { grid-template-columns: 1fr; } }

.locked { max-width: 560px; margin: 8vh auto; text-align: center; padding: 34px 22px; border-radius: 26px; background: var(--panel); border: 1px solid var(--line); }
.locked-ic { width: 64px; height: 64px; margin: 0 auto 14px; border-radius: 20px; display: grid; place-items: center; background: rgba(var(--acc-rgb), .14); color: var(--fire2); }
.locked h1 { margin: 0 0 8px; font-size: 26px; }
.locked p { color: var(--fg2); margin: 0 0 22px; }
.locked-ctas { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.calc-wrap { padding: clamp(16px, 3vw, 28px); }

.chat { display: flex; flex-direction: column; height: min(70vh, 640px); padding: 0; overflow: hidden; }
.chat-meta { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; padding: 12px 18px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 13px; font-weight: 700; }
.chat-log { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; padding: 18px; }
.bub { max-width: 80%; padding: 10px 14px; border-radius: 16px; line-height: 1.7; white-space: pre-wrap; }
.bub.me { align-self: flex-start; background: var(--card2); border-bottom-right-radius: 4px; }
.bub.ai { align-self: flex-end; background: linear-gradient(160deg, rgba(var(--acc-rgb), .2), rgba(var(--acc-rgb), .07)); border: 1px solid rgba(var(--acc-rgb), .3); border-bottom-left-radius: 4px; }
.chat-form { display: flex; gap: 10px; padding: 12px; border-top: 1px solid var(--line); }
.chat-form input { flex: 1; min-height: 48px; border-radius: 14px; border: 1px solid var(--line2); background: var(--bg2); padding: 0 14px; font-size: 16px; }
.chat-form input:focus { outline: none; border-color: var(--fire); }

.checkout { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.co-plans { display: grid; gap: 10px; }
.co-plan { display: flex; align-items: center; gap: 12px; padding: 16px; border-radius: 16px; border: 1px solid var(--line2); background: var(--bg2); cursor: pointer; transition: border-color .2s, box-shadow .2s; }
.co-plan input { accent-color: var(--fire); width: 20px; height: 20px; }
.co-plan span { display: grid; flex: 1; }
.co-plan small { color: var(--muted); }
.co-plan em { font-style: normal; font-size: 30px; font-weight: 800; }
.co-plan em i { font-family: var(--ff); font-style: normal; font-size: 14px; color: var(--muted); }
.co-plan.on { border-color: var(--fire); box-shadow: 0 0 0 3px rgba(var(--acc-rgb), .18); }
.co-pay { display: grid; gap: 10px; }
.pay-btn { min-height: 52px; border-radius: 14px; border: 1px solid var(--line2); background: var(--bg2); font-weight: 800; font-size: 16px; display: flex; align-items: center; justify-content: center; gap: 4px; }
.pay-btn.apple { background: #fff; color: #000; border-color: #fff; font-size: 19px; }
.pay-btn[disabled] { opacity: .55; cursor: not-allowed; }
.note { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
.note.warn { padding: 10px 12px; border-radius: 12px; background: rgba(255, 184, 0, .08); border: 1px solid rgba(255, 184, 0, .3); color: #ffd98a; }
.dev-box { margin-top: 6px; padding: 14px; border-radius: 14px; border: 1px dashed var(--line2); }
.dev-box p { margin: 2px 0 10px; color: var(--muted); font-size: 14px; }
@media (max-width: 800px) { .checkout { grid-template-columns: 1fr; } }

.account dl { display: grid; grid-template-columns: max-content 1fr; gap: 10px 24px; margin: 0 0 18px; }
.account dt { color: var(--muted); font-weight: 700; }
.account dd { margin: 0; font-weight: 800; }
.acc-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* Google sign-in + payment extras */
.g-wrap { margin: 4px 0 14px; }
.g-btn { display: flex; justify-content: center; min-height: 44px; }
.g-wrap .or { display: flex; align-items: center; gap: 10px; margin-top: 14px; color: var(--muted); font-size: 13px; font-weight: 700; }
.g-wrap .or::before, .g-wrap .or::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.pay-btn small { margin-inline-start: 8px; font-size: 11px; font-weight: 800; color: var(--muted); }
.bank-box { margin-top: 14px; padding: 14px; border-radius: 12px; border: 2px solid var(--acc); background: rgba(var(--acc-rgb), .06); }
.bank-box dl { margin: 10px 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; }
.bank-box dt { color: var(--muted); } .bank-box dd { margin: 0; font-weight: 800; word-break: break-all; }

.auth-forgot { margin: -4px 0 10px; text-align: end; }
.auth-forgot button { border: 0; background: none; padding: 0; color: var(--spark); font-weight: 800; font-size: 14px; cursor: pointer; }
#resendBtn:disabled { opacity: .6; cursor: default; }

#codeForm .btn, #forgotForm .btn { width: 100%; }

.auth-legal { margin: 12px 0 0; font-size: 12.5px; color: var(--muted); text-align: center; line-height: 1.8; }
.auth-legal a { color: var(--spark); font-weight: 700; }
.agree { display: flex; gap: 10px; align-items: flex-start; margin: 4px 0 14px; padding: 12px; border-radius: 12px; border: 2px solid var(--line2); background: rgba(255,255,255,.03); font-size: 14px; line-height: 1.8; cursor: pointer; }
.agree input { margin-top: 5px; width: 18px; height: 18px; flex: none; accent-color: var(--acc); }
.agree a { color: var(--spark); font-weight: 700; }