/* Achiever — přihlášení a registrace (stejný design jako landing) */
:root {
  --ink: #040605; --gloss: #0d1512; --line: rgba(64,255,170,.14);
  --green: #12b981; --green-deep: #0a6b4c; --green-glow: #3ef0ab;
  --text: #eaf5ef; --muted: #8ba299; --danger: #ff7b7b;
  --shadow: 0 30px 80px -30px rgba(0,0,0,.9);
}
* { box-sizing: border-box; margin: 0; padding: 0; }

body.auth-page {
  min-height: 100vh; min-height: 100dvh;
  display: grid; place-items: center; padding: 28px 16px;
  color: var(--text); font-family: Manrope, system-ui, sans-serif; -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(1000px 600px at 85% -10%, rgba(18,185,129,.2), transparent 60%),
    radial-gradient(800px 500px at 0% 40%, rgba(10,107,76,.18), transparent 65%),
    linear-gradient(180deg, #040605 0%, #05100c 50%, #040605 100%);
  background-attachment: fixed;
}
h1, h2, h3, .brand { font-family: Sora, sans-serif; letter-spacing: -.02em; }
a { color: var(--green-glow); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--green-glow); outline-offset: 3px; }

.auth-shell { width: 100%; max-width: 440px; display: flex; flex-direction: column; align-items: center; gap: 22px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; color: var(--text); text-decoration: none; }
.brand-mark { width: 38px; height: 38px; border-radius: 12px; overflow: hidden; display: block; box-shadow: 0 0 26px rgba(18,185,129,.5); }
.brand-mark img { width: 100%; height: 100%; display: block; object-fit: cover; }

.auth-container {
  width: 100%; padding: 34px clamp(22px, 5vw, 36px); border-radius: 26px; border: 1px solid var(--line);
  background: radial-gradient(420px 180px at 50% 0%, rgba(18,185,129,.2), transparent 70%), rgba(255,255,255,.03);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow), 0 0 80px -40px rgba(18,185,129,.7);
  animation: rise .6s cubic-bezier(.2,.8,.2,1);
}
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.auth-container h1 { font-size: 28px; line-height: 1.1; display: flex; align-items: center; gap: 12px; }
.auth-container h1 i { color: var(--green-glow); font-size: 22px; }
.auth-sub { color: var(--muted); font-size: 14.5px; margin-top: 8px; line-height: 1.6; }

form { margin-top: 8px; }
label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin: 18px 0 8px; }
input[type="text"], input[type="email"], input[type="password"] {
  width: 100%; padding: 13px 15px; border-radius: 14px; border: 1px solid var(--line);
  background: rgba(0,0,0,.35); color: var(--text); font: inherit; font-size: 15px;
  transition: border-color .2s, box-shadow .2s;
}
input::placeholder { color: #5d726a; }
input:focus { outline: none; border-color: rgba(62,240,171,.6); box-shadow: 0 0 0 4px rgba(18,185,129,.15); }
input:-webkit-autofill { -webkit-box-shadow: 0 0 0 40px #0a1511 inset; -webkit-text-fill-color: var(--text); caret-color: var(--text); }

.password-wrapper { position: relative; }
.password-wrapper input { padding-right: 48px; }
.toggle-password { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border: 0; background: none; border-radius: 10px; color: var(--muted); cursor: pointer; transition: color .2s; }
.toggle-password:hover { color: var(--green-glow); }

/* checkbox */
.check-row { display: flex; align-items: flex-start; gap: 12px; margin: 22px 0 0; }
.check-row label { margin: 0; font-size: 13.5px; line-height: 1.55; font-weight: 500; color: var(--muted); cursor: pointer; }
input[type="checkbox"] {
  appearance: none; -webkit-appearance: none; width: 22px; height: 22px; min-width: 22px; margin-top: 1px;
  border-radius: 7px; border: 1px solid rgba(62,240,171,.4); background: rgba(0,0,0,.35);
  display: grid; place-content: center; cursor: pointer; transition: all .2s;
}
input[type="checkbox"]:checked { background: linear-gradient(145deg, #6ffcc0, var(--green)); border-color: transparent; }
input[type="checkbox"]:checked::before { content: "\2713"; color: #02120c; font-size: 14px; font-weight: 800; line-height: 1; }
.link { background: none; border: 0; padding: 0; font: inherit; color: var(--green-glow); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }

/* tlačítka */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 26px; border-radius: 999px; border: 1px solid transparent; font: 700 15px Manrope, sans-serif; cursor: pointer; text-decoration: none; transition: transform .18s ease, box-shadow .25s ease, border-color .25s; }
.btn-primary { color: #02120c; background: linear-gradient(145deg, #6ffcc0, var(--green) 45%, var(--green-deep)); box-shadow: 0 12px 40px -12px rgba(18,185,129,.9), inset 0 1px 0 rgba(255,255,255,.5); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 50px -12px rgba(62,240,171,.8); }
.btn-ghost { color: var(--text); border-color: var(--line); background: rgba(255,255,255,.03); }
.btn-ghost:hover { border-color: rgba(62,240,171,.5); }
.btn-full { width: 100%; margin-top: 24px; }

/* hlášky */
.error, .success { padding: 13px 16px; border-radius: 14px; font-size: 14px; line-height: 1.5; margin-top: 18px; display: flex; gap: 10px; align-items: flex-start; }
.error { color: var(--danger); background: rgba(255,90,90,.08); border: 1px solid rgba(255,90,90,.3); }
.success { color: var(--green-glow); background: rgba(18,185,129,.1); border: 1px solid rgba(62,240,171,.35); }
.error i, .success i { margin-top: 2px; }

.small-text { margin-top: 24px; text-align: center; color: var(--muted); font-size: 14px; }
.back-link { color: var(--muted); font-size: 13.5px; text-decoration: none; transition: color .2s; }
.back-link:hover { color: var(--green-glow); }

/* modály */
.pwa-modal-overlay { display: none; position: fixed; inset: 0; background: rgba(2,5,4,.82); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); z-index: 999999; align-items: center; justify-content: center; opacity: 0; transition: opacity .3s ease; padding: 16px; }
.pwa-modal-overlay.show { opacity: 1; display: flex; }
.pwa-modal-content { position: relative; width: 100%; max-width: 420px; color: var(--text); padding: 34px 28px 28px; border-radius: 24px; border: 1px solid var(--line); background: radial-gradient(500px 200px at 50% 0%, rgba(18,185,129,.22), transparent 70%), #07100c; box-shadow: 0 30px 80px -20px rgba(0,0,0,.9), 0 0 60px -25px rgba(18,185,129,.6); transform: translateY(20px); transition: transform .35s cubic-bezier(.2,.8,.2,1); }
.pwa-modal-overlay.show .pwa-modal-content { transform: none; }
.pwa-modal-content.legal { max-width: 660px; max-height: 88vh; overflow-y: auto; text-align: left; }
.pwa-close-btn { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.04); border: 1px solid var(--line); color: var(--muted); font-size: 16px; cursor: pointer; transition: all .2s; z-index: 2; }
.pwa-close-btn:hover { color: var(--green-glow); border-color: rgba(62,240,171,.5); }
.legal h2 { font-size: 22px; margin-bottom: 12px; padding-right: 36px; }
.legal h3 { font-size: 16px; margin: 22px 0 8px; color: var(--green-glow); }
.legal p, .legal li { color: var(--muted); font-size: 14.4px; line-height: 1.7; margin-top: 6px; }
.legal ul { padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.legal strong { color: var(--text); }
.legal-actions { position: sticky; bottom: -28px; margin: 24px -28px -28px; padding: 16px 28px; background: linear-gradient(180deg, transparent, #07100c 40%); }

.gate-icon { display: grid; place-items: center; width: 60px; height: 60px; margin: 0 auto 16px; border-radius: 18px; font-size: 24px; color: var(--green-glow); background: linear-gradient(150deg, rgba(62,240,171,.25), rgba(10,107,76,.2)); border: 1px solid var(--line); box-shadow: 0 0 40px rgba(18,185,129,.35); }
.gate { text-align: center; }
.gate h2 { font-size: 22px; margin-bottom: 8px; }
.gate p { color: var(--muted); font-size: 14.5px; line-height: 1.6; }
.gate input { margin-top: 18px; text-align: center; letter-spacing: .04em; }
.gate-error { color: var(--danger); font-size: 13.5px; margin-top: 10px; min-height: 1.3em; }
.gate-buttons { display: flex; gap: 10px; margin-top: 14px; }
.gate-buttons .btn { flex: 1; padding: 13px 12px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* samostatné stránky zásad a podmínek */
body.legal-body { place-items: start center; }
.legal-shell { width: 100%; max-width: 780px; display: flex; flex-direction: column; align-items: center; gap: 24px; padding: 10px 0 40px; }
.legal-card { width: 100%; padding: 36px clamp(22px, 5vw, 46px); border-radius: 26px; border: 1px solid var(--line); background: radial-gradient(500px 200px at 50% 0%, rgba(18,185,129,.16), transparent 70%), rgba(255,255,255,.03); box-shadow: var(--shadow); }
.legal-card.legal h2 { font-size: clamp(24px, 4vw, 32px); padding-right: 0; }
.legal-updated { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.legal-nav { display: flex; gap: 22px; flex-wrap: wrap; justify-content: center; font-size: 13.5px; }
.legal-nav a { color: var(--muted); text-decoration: none; }
.legal-nav a:hover { color: var(--green-glow); }

/* odkaz na instalaci na registraci */
[hidden] { display: none !important; }
.install-link { display: flex; align-items: center; gap: 12px; margin-top: 20px; padding: 12px 16px; border-radius: 14px; border: 1px dashed rgba(62,240,171,.5); background: linear-gradient(160deg, rgba(18,185,129,.12), rgba(18,185,129,.03)); color: var(--text); font-size: 14px; font-weight: 600; text-decoration: none; transition: border-color .25s, background .25s, transform .2s; }
.install-link > i:first-child { color: var(--green-glow); font-size: 18px; }
.install-link span { flex: 1; }
.install-link > i:last-child { color: var(--green-glow); font-size: 12px; }
.install-link:hover { border-color: var(--green-glow); background: rgba(18,185,129,.16); transform: translateY(-1px); }