@font-face {
  font-family: Roboto;
  src: url('../fonts/Roboto-VariableFont_wdth_wght.ttf') format('truetype');
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --container: 1140px;
  --content: 760px;
  --space-1: .5rem;
  --space-2: .75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.25rem;
  --space-6: 3.5rem;
  --space-7: 5.5rem;
  --radius: 14px;
  --focus: 0 0 0 3px rgba(127, 211, 0, .4);
  --motion-fast: 150ms;
  --motion-standard: 180ms;
  --motion-emphasis: 240ms;
  --ease-enter: cubic-bezier(.16, 1, .3, 1);
  --ease-exit: cubic-bezier(.7, 0, .84, 0);
  --ease-standard: cubic-bezier(.2, 0, 0, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 0; margin: 0; background: var(--background); color: var(--text-color-ligth); font-family: Roboto, Arial, sans-serif; line-height: 1.55; }
a { color: inherit; }
a[href], button:not(:disabled), summary, [role="button"] { cursor: pointer; }
input:not([type="checkbox"]):not([type="radio"]), textarea { cursor: text; }
button:disabled, input:disabled, textarea:disabled { cursor: not-allowed; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible { outline: 0; box-shadow: var(--focus); }
[id] { scroll-margin-top: 5.5rem; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; pointer-events: none !important; }

body.public-site, body.public-tool { min-height: 100vh; min-height: 100dvh; display: flex; flex-direction: column; align-items: stretch; height: auto; }
body.public-site .site-main, body.public-tool main { width: 100%; flex: 1 0 auto; display: block; min-height: 0; }

.site-nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); width: 100%; min-height: 68px; height: auto; padding: 0 max(20px, calc((100% - var(--container)) / 2)); background: var(--nav-background); border-bottom: 1px solid var(--card-border); backdrop-filter: blur(12px); }
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--text-color-ligth); text-decoration: none; font-weight: 750; letter-spacing: -.02em; }
.brand p { margin: 0; }
.brand-mark, .brand svg { width: 24px; height: 24px; color: var(--accent); flex: none; }
.site-nav__links { display: flex; align-items: center; gap: 1.15rem; }
.site-nav__links a { color: var(--text-color-ligth-muted); text-decoration: none; font-size: .94rem; }
.site-nav__links a:hover, .site-nav__links a[aria-current="page"] { color: var(--text-color-ligth); }
.site-nav__toggle { display: none; border: 1px solid var(--card-border); border-radius: 8px; padding: .45rem .65rem; background: transparent; color: var(--text-color-ligth); font: inherit; }

.container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
.section { padding: var(--space-7) 0; }
.section--muted { background: linear-gradient(180deg, transparent, #110f15 45%, transparent); }
.eyebrow { margin: 0 0 var(--space-3); color: var(--accent); font-size: .82rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.section-title { max-width: 700px; margin: 0; font-size: clamp(1.75rem, 3vw, 2.7rem); line-height: 1.12; letter-spacing: -.04em; }
.section-intro { max-width: 650px; margin: var(--space-3) 0 0; color: var(--text-color-ligth-muted); font-size: 1.06rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .65rem 1rem; border: 1px solid transparent; border-radius: 9px; background: var(--primary); color: #fff; text-decoration: none; font: 700 .94rem/1 Roboto, Arial, sans-serif; transition: background-color var(--motion-standard) var(--ease-standard), transform var(--motion-fast) var(--ease-standard), border-color var(--motion-standard) var(--ease-standard); }
.button:hover { background: var(--button-primary-hover); transform: translateY(-1px); }
.button:active { transform: translateY(0); }
.button--secondary { border-color: var(--card-border); background: transparent; color: var(--text-color-ligth); }
.button--secondary:hover { background: var(--surface-raised); }
.button--accent { background: var(--accent); color: #102000; }
.button--accent:hover { background: #a3e53d; }
.button--danger { background: #b84b4b; color: #fff; }
.button--danger:hover { background: #d16060; }
.button[disabled] { opacity: .7; transform: none; }
.button[aria-disabled="true"] { opacity: .7; pointer-events: none; }

.site-footer, footer.site-footer { position: static; bottom: auto; width: 100%; flex: 0 0 auto; margin-top: var(--space-5); padding: var(--space-5) max(20px, calc((100% - var(--container)) / 2)); border-top: 1px solid var(--card-border); background: #090908; }
.site-footer__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); font-size: .9rem; }
.site-footer__links, footer.site-footer > .options, .site-footer__inner > .options { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: .8rem 1.1rem; margin: 0; }
.site-footer a { color: var(--text-color-ligth-muted); text-decoration: none; }
.site-footer a:hover { color: var(--text-color-ligth); }
footer.site-footer > .options a { font-size: .9rem; }

.public-tool { background: radial-gradient(circle at 78% 10%, rgba(144, 44, 213, .18), transparent 31%), radial-gradient(circle at 16% 72%, rgba(127, 211, 0, .07), transparent 27%), var(--background); background-attachment: fixed; }
.public-tool .tool-hero { min-height: 0; padding: clamp(3.5rem, 8vw, 6.25rem) 0 var(--space-4); text-align: center; }
.public-tool .capsule { display: flex; width: fit-content; align-items: center; gap: .55rem; min-height: 2.25rem; margin: 0 auto; padding: .35rem .8rem; border: 1px solid var(--card-border); border-radius: 999px; background: rgba(21, 21, 18, .94); color: var(--text-color-ligth-muted); font-size: .8125rem; font-weight: 700; }
.public-tool .capsule p { margin: 0; }
.public-tool .heartbeat-animation-container { position: relative; display: grid; width: 1rem; height: 1rem; place-items: center; }
.public-tool .heartbeat-animation-core { position: relative; z-index: 1; display: grid; width: .5rem; height: .5rem; place-items: center; border-radius: 50%; background: var(--accent); color: #193000; }
.public-tool .heartbeat-animation-heartbeat { position: absolute; inset: 0; border-radius: 50%; background: rgba(127, 211, 0, .35); animation: public-heartbeat 2.8s var(--ease-enter) infinite; }
@keyframes public-heartbeat { 0%, 100% { transform: scale(.72); opacity: .85; } 70% { transform: scale(1.7); opacity: 0; } }
.public-tool .hero-text { max-width: 680px; margin: 1.35rem auto 0; }
.public-tool .hero-text h1 { margin: 0; font-size: clamp(2.3rem, 6vw, 4.25rem); letter-spacing: -.055em; line-height: 1.02; }
.public-tool .hero-text h1 span { color: #c77bfa; }
.public-tool .hero-text p { margin: .9rem auto 0; color: var(--text-color-ligth-muted); font-size: 1.1rem; }
.public-tool .monitor_form { display: grid; gap: 1.125rem; width: min(660px, calc(100% - 40px)); margin: 0 auto; padding: clamp(1rem, 3vw, 1.5rem); border: 1px solid var(--card-border); border-radius: var(--radius); background: rgba(15, 15, 14, .93); box-shadow: 0 22px 50px rgba(0, 0, 0, .2); }
.tool-context { width: min(660px, calc(100% - 40px)); margin: 0 auto var(--space-4); padding: var(--space-3) 1.1rem; border: 1px solid rgba(127, 211, 0, .25); border-radius: var(--radius); background: rgba(127, 211, 0, .05); color: var(--text-color-ligth-muted); font-size: .95rem; }
.tool-context a { color: var(--accent); font-weight: 700; }
.public-tool .tool-form-field { display: grid; gap: .35rem; margin: 0; color: var(--text-color-ligth-muted); font-size: .9rem; font-weight: 600; }
.public-tool .tool-form-field label { display: block; }
.public-tool .tool-form-field input { width: 100%; min-height: 46px; padding: .7rem .8rem; border: 1px solid var(--input-border); border-radius: 8px; background: var(--input-background); color: var(--input-text-color); font: inherit; }
.public-tool .tool-form-field input:hover { border-color: var(--input-border-hover); }
.public-tool .tool-form-field input:focus { border-color: var(--accent); outline: 0; box-shadow: var(--focus); }
.public-tool .tool-form-field input.error { border: 2px solid var(--alert-error); }
.public-tool .error-message { margin: 0; overflow-wrap: anywhere; color: var(--alert-error); font-size: .87rem; font-weight: 400; line-height: 1.35; }
.public-tool .error-message:empty { display: none; }
.public-tool .tool-form-actions { display: flex; justify-content: flex-end; margin-top: .125rem; }
.public-tool .tool-form-actions .button { border: 0; }
.public-tool .tool-form-actions .button .text { display: inline-flex; align-items: center; }
.public-tool .tool-form-actions .button .text.hide, .public-tool .loader-hourglass { display: none; }
.public-tool .loader-hourglass.show { display: inline-flex; align-items: center; }
.public-tool .site-main { padding-bottom: var(--space-6); }

.field-error { min-height: 1.25rem; margin: .35rem 0 0; color: var(--alert-error); font-size: .87rem; }
.early-access { display: grid; grid-template-columns: 1fr auto; gap: .75rem; max-width: 560px; margin-top: var(--space-4); }
.early-access input { min-width: 0; min-height: 46px; padding: .7rem .85rem; border: 1px solid var(--input-border); border-radius: 9px; background: var(--input-background); color: var(--text-color-ligth); font: inherit; }
.early-access input::placeholder { color: #9e97a1; }
.early-access input:focus { border-color: var(--accent); outline: 0; }
.privacy-note { max-width: 560px; margin: .7rem 0 0; color: var(--text-color-ligth-muted); font-size: .83rem; }
.privacy-note a { color: var(--text-color-ligth); }

/* Long-form and transactional public pages */
.legal-hero { padding: clamp(3.5rem, 8vw, 6rem) 0 var(--space-5); background: radial-gradient(circle at 75% 18%, rgba(144, 44, 213, .16), transparent 30%); }
.legal-content { width: min(var(--content), calc(100% - 40px)); margin: 0 auto var(--space-7); }
.legal-content h2 { margin: var(--space-5) 0 var(--space-2); font-size: clamp(1.25rem, 2.5vw, 1.6rem); line-height: 1.2; }
.legal-content p, .legal-content li { color: var(--text-color-ligth-muted); }
.legal-content a { color: var(--accent); }
.legal-content .legal-date { margin: var(--space-3) 0 0; color: var(--text-color-ligth-muted); }
.public-flow { background: radial-gradient(circle at 78% 10%, rgba(144, 44, 213, .16), transparent 31%), var(--background); }
.public-flow .flow-main { display: grid; flex: 1; place-items: center; width: min(760px, calc(100% - 40px)); margin: 0 auto; padding: var(--space-6) 0; }
.flow-card { width: 100%; padding: clamp(1.5rem, 5vw, 3rem); border: 1px solid var(--card-border); border-radius: var(--radius); background: var(--surface); text-align: center; }
.flow-card h1 { margin: 0; font-size: clamp(1.45rem, 4vw, 2rem); }
.flow-status-icon { display: grid; width: 2.5rem; height: 2.5rem; margin: 1.25rem auto; place-items: center; border-radius: 50%; background: rgba(127, 211, 0, .12); color: var(--accent); }
.flow-card #message { color: var(--text-color-ligth-muted); }
.flow-card #message a { color: var(--accent); }
.flow-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; margin-top: 1.25rem; }

/* Home composition */
.home-hero { padding: clamp(5rem, 12vw, 9rem) 0 6rem; background: radial-gradient(circle at 76% 20%, rgba(144, 44, 213, .22), transparent 32%), radial-gradient(circle at 20% 85%, rgba(127, 211, 0, .09), transparent 29%); }
.home-hero h1 { max-width: 900px; margin: 0; font-size: clamp(2.7rem, 7vw, 5.5rem); line-height: .98; letter-spacing: -.065em; }
.home-hero h1 span { color: #c77bfa; }
.home-hero > div > p:not(.eyebrow):not(.platform-note) { max-width: 650px; margin: 1.5rem 0 0; color: var(--text-color-ligth-muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.home-hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.platform-note { margin-top: 1rem !important; color: var(--text-color-ligth-muted); font-size: .9rem; }
.product-intro { display: grid; grid-template-columns: 1.1fr .9fr; gap: 2rem; align-items: start; }
.product-intro > .button { grid-column: 1 / -1; justify-self: start; }
.product-points { display: grid; gap: 1rem; margin: 0; padding: 0; list-style: none; }
.product-points li { padding: 1rem 1.1rem; border: 1px solid var(--card-border); border-radius: var(--radius); background: var(--surface); }
.product-points strong, .product-points span { display: block; }
.product-points span { margin-top: .2rem; color: var(--text-color-ligth-muted); font-size: .92rem; }
.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2rem; }
.tool-card { display: flex; flex-direction: column; min-height: 245px; padding: 1.35rem; border: 1px solid var(--card-border); border-radius: var(--radius); background: var(--surface); color: var(--text-color-ligth); text-decoration: none; transition: border-color var(--motion-standard) var(--ease-standard), transform var(--motion-fast) var(--ease-standard); }
.tool-card:hover { border-color: var(--primary-muted); transform: translateY(-2px); }
.tool-card__icon { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 8px; background: rgba(127, 211, 0, .12); color: var(--accent); font-size: 1.25rem; }
.tool-card h3 { margin: 1.25rem 0 0; font-size: 1.2rem; }
.tool-card p { margin: .6rem 0 1rem; color: var(--text-color-ligth-muted); font-size: .94rem; }
.tool-card > span:last-child { margin-top: auto; color: var(--accent); font-size: .9rem; font-weight: 700; }
.contact-panel a { color: var(--accent); }

@media (max-width: 800px) {
  .product-intro, .tool-grid { grid-template-columns: 1fr; }
  .tool-card { min-height: 0; }
  .site-footer__inner { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 680px) {
  .site-nav { min-height: 62px; padding-top: max(.65rem, env(safe-area-inset-top, 0px)); padding-right: max(1rem, env(safe-area-inset-right, 0px)); padding-bottom: .65rem; padding-left: max(1rem, env(safe-area-inset-left, 0px)); flex-wrap: wrap; align-content: center; }
  .site-nav .brand { min-height: 44px; }
  .site-nav__toggle { display: block; min-height: 44px; padding: .55rem .85rem; }
  .site-nav__links { flex-basis: 100%; flex-direction: column; align-items: stretch; gap: 0; max-height: 0; padding: 0; overflow: hidden; visibility: hidden; opacity: 0; pointer-events: none; transition: max-height var(--motion-standard) var(--ease-standard), opacity var(--motion-fast) var(--ease-enter), padding var(--motion-standard) var(--ease-standard), visibility 0s linear var(--motion-standard); }
  .site-nav__links.is-open { max-height: 12rem; padding: .35rem 0 .85rem; visibility: visible; opacity: 1; pointer-events: auto; transition-delay: 0s; }
  .site-nav__links a { padding: .52rem 0; }
  .section { padding: 4rem 0; }
  .early-access { grid-template-columns: 1fr; }
  .public-tool .monitor_form { padding: var(--space-3); }
  .public-tool .tool-form-actions { display: block; }
  .public-tool .tool-form-actions .button { width: 100%; }
  .site-footer, footer.site-footer { padding-bottom: max(var(--space-5), env(safe-area-inset-bottom, 0px)); }
  .row-input-group { flex-direction: column; }
  .row-input-group .label { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Laws of UX refinements: familiar targets, clear grouping and immediate feedback. */
.brand, .site-nav__links a, .site-footer__links a { min-height: 44px; }
.site-nav__links a, .site-footer__links a { display: inline-flex; align-items: center; }
.site-nav__links a { padding: .35rem .25rem; border-radius: 7px; }
.site-nav__links a[aria-current="page"] { color: var(--text-color-ligth); font-weight: 700; }
.site-footer__links a { padding: .3rem .15rem; border-radius: 6px; }

.section-intro a, .tool-context a, .privacy-note a, .legal-content a, .flow-card #message a, .contact-panel a {
  text-decoration-line: underline;
  text-decoration-thickness: .08em;
  text-underline-offset: .18em;
}
.section-intro a:hover, .tool-context a:hover, .privacy-note a:hover, .legal-content a:hover, .flow-card #message a:hover, .contact-panel a:hover { text-decoration-thickness: .13em; }

.tool-context { padding: .2rem .35rem 0; border-color: transparent; background: transparent; text-align: center; }
.public-tool .tool-form-field label { color: var(--text-color-ligth); font-weight: 700; }
.public-tool .tool-form-actions .button { min-width: 9.75rem; }
.public-tool .tool-form-field input[aria-invalid="true"], .early-access input[aria-invalid="true"] { border-color: var(--alert-error); box-shadow: 0 0 0 1px var(--alert-error); }
.public-tool .tool-form-field input[aria-invalid="true"]:focus, .early-access input[aria-invalid="true"]:focus { box-shadow: 0 0 0 3px rgba(226, 86, 104, .28); }
.button[aria-busy="true"] { cursor: progress; transform: none; }
.form-runtime-notice { margin: 0; padding: .75rem .85rem; border-left: 3px solid #e8b84d; border-radius: 8px; background: rgba(232, 184, 77, .08); color: var(--text-color-ligth-muted); font-size: .9rem; font-weight: 500; }
.tool-card:focus-visible { border-color: var(--accent); transform: translateY(-2px); }

@media (max-width: 680px) {
  .site-nav__links a { min-height: 44px; padding: .65rem .2rem; }
  .site-footer__links a { min-height: 44px; padding-block: .45rem; }
  .tool-context { padding-inline: 0; }
}