/* JournTech product site (https://journ.tech/). One stylesheet, no framework. Brand colours follow design/tokens.css and the
   logo's navy → blue → cyan gradient. Animations pause with the "motion" button (html[data-motion="off"]) and are off
   by default when the OS asks for reduced motion (js/boot.js). */

@font-face { font-family: "Inter Variable"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("../fonts/inter-latin-ext-wght-normal.34b9c504ca.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Inter Variable"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("../fonts/inter-latin-wght-normal.3100e775e8.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Source Serif 4 Variable"; font-style: normal; font-weight: 200 900; font-display: swap;
  src: url("../fonts/source-serif-4-latin-ext-wght-normal.41529a5b38.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Source Serif 4 Variable"; font-style: normal; font-weight: 200 900; font-display: swap;
  src: url("../fonts/source-serif-4-latin-wght-normal.c1df4596be.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Source Serif 4 Variable"; font-style: italic; font-weight: 200 900; font-display: swap;
  src: url("../fonts/source-serif-4-latin-ext-wght-italic.515639854d.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Source Serif 4 Variable"; font-style: italic; font-weight: 200 900; font-display: swap;
  src: url("../fonts/source-serif-4-latin-wght-italic.663e7ef303.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  --navy-950: #040a1c;
  --navy-900: #071233;
  --navy-850: #0a1840;
  --navy-800: #0d1f52;
  --navy-700: #16307a;
  --blue: #2643d6;
  --blue-ink: #1a2f9c;
  --blue-soft: #e8ecfd;
  --azure: #1f8bf0;
  --sky: #19b8f8;
  --sky-300: #7fd8ff;
  --violet: #8f7bff;
  --orange: #e8710a;
  --orange-300: #ffb067;
  --orange-soft: #fdf0e3;
  --orange-ink: #9c4705;
  --green: #12784a;
  --ink: #0e1726;
  --ink-2: #39455a;
  --ink-3: #5f6b80;
  --line: #e3e7ef;
  --line-2: #cfd6e2;
  --paper: #f5f7fb;
  --white: #ffffff;
  --on-dark: #e6edff;
  --on-dark-2: rgba(214, 226, 255, 0.78);
  --on-dark-3: rgba(214, 226, 255, 0.6);
  --sans: "Inter Variable", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Source Serif 4 Variable", "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace;
  --r-sm: 8px;
  --r: 14px;
  --r-lg: 22px;
  --shadow-1: 0 1px 2px rgba(14, 23, 38, 0.05), 0 1px 1px rgba(14, 23, 38, 0.03);
  --shadow-2: 0 14px 34px -14px rgba(14, 23, 38, 0.2), 0 3px 8px rgba(14, 23, 38, 0.05);
  --shadow-3: 0 34px 70px -28px rgba(14, 23, 38, 0.35);
  --wrap: 75rem;
  --gutter: clamp(1rem, 4vw, 2rem);
  --topbar-h: 4.25rem;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --grad: linear-gradient(135deg, #3a5cff 0%, #1f8bf0 55%, #19b8f8 100%);
}

/* ------------------------------------------------------------------------------------------------------- base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth;
  scroll-padding-top: calc(var(--topbar-h) + 1rem); }
body { margin: 0; font: 400 1.0625rem/1.65 var(--sans); color: var(--ink); background: var(--white);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; }
[hidden] { display: none !important; }
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ic { width: 1.25em; height: 1.25em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75;
  stroke-linecap: round; stroke-linejoin: round; }
.ic--sm { width: 1em; height: 1em; }
.ic--xs { width: 0.8em; height: 0.8em; stroke-width: 2.6; }
.sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip { position: fixed; left: 1rem; top: -4rem; z-index: 100; padding: 0.7rem 1.1rem; border-radius: var(--r-sm);
  background: var(--white); color: var(--ink); font-weight: 600; text-decoration: none; transition: top 0.2s; }
.skip:focus { top: calc(1rem + env(safe-area-inset-top, 0px)); }
:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; }
.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.wrap--narrow { --wrap: 52rem; }
.note { margin-top: 0.9rem; font-size: 0.8rem; color: var(--ink-3); }
.note--center { text-align: center; margin-top: 2.5rem; }

/* ------------------------------------------------------------------------------------------------------- buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem; padding: 0.8rem 1.3rem;
  border-radius: 999px; border: 1px solid transparent; font: 600 1rem/1.2 var(--sans); text-decoration: none;
  cursor: pointer; white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s, background 0.25s, border-color 0.25s, color 0.25s; }
.btn--lg { padding: 1rem 1.55rem; font-size: 1.0625rem; }
.btn--sm { padding: 0.55rem 1rem; font-size: 0.9rem; }
.btn--primary { background: var(--grad); color: #fff;
  box-shadow: 0 12px 30px -10px rgba(31, 139, 240, 0.75), inset 0 1px 0 rgba(255, 255, 255, 0.3); }
.btn--primary:hover { transform: translateY(-2px);
  box-shadow: 0 18px 40px -12px rgba(31, 139, 240, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.3); }
.btn--ghost { color: #fff; border-color: rgba(255, 255, 255, 0.3); background: rgba(255, 255, 255, 0.04); }
.btn--ghost:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.5); transform: translateY(-2px); }
.btn--glass { color: #fff; background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.2); }
.btn--glass:hover { background: rgba(255, 255, 255, 0.18); }
.btn--light { background: #fff; color: var(--blue-ink); box-shadow: 0 14px 30px -14px rgba(0, 0, 0, 0.45); }
.btn--light:hover { transform: translateY(-2px); }

/* ------------------------------------------------------------------------------------------------------- top bar */
.topbar { position: fixed; inset: 0 0 auto; z-index: 50; padding-top: env(safe-area-inset-top, 0px); color: #fff;
  transition: background 0.35s, box-shadow 0.35s; }
.topbar.is-solid { background: rgba(5, 11, 30, 0.82); -webkit-backdrop-filter: saturate(1.5) blur(16px);
  backdrop-filter: saturate(1.5) blur(16px); box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08); }
.topbar__in { display: flex; align-items: center; gap: 1.25rem; height: var(--topbar-h); }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-weight: 700; font-size: 1.22rem;
  letter-spacing: -0.015em; text-decoration: none; }
.nav { display: flex; align-items: center; gap: 1rem; margin-left: auto; }
.nav__links { display: flex; gap: 0.15rem; }
.nav__links a { display: block; padding: 0.5rem 0.75rem; border-radius: 999px; font-size: 0.93rem; font-weight: 500;
  text-decoration: none; color: rgba(230, 237, 255, 0.82); transition: color 0.2s, background 0.2s; }
.nav__links a:hover, .nav__links a.is-current { color: #fff; background: rgba(255, 255, 255, 0.09); }
.nav__actions { display: flex; align-items: center; gap: 0.5rem; }
.lang, .motion { display: grid; place-items: center; min-width: 2.5rem; height: 2.5rem; padding: 0 0.6rem;
  border-radius: 999px; border: 1px solid rgba(255, 255, 255, 0.18); background: transparent; color: #fff;
  font-size: 0.82rem; font-weight: 700; letter-spacing: 0.04em; text-decoration: none; cursor: pointer;
  transition: background 0.2s; }
.lang:hover, .motion:hover { background: rgba(255, 255, 255, 0.1); }
.motion__play { display: none; }
.motion[aria-pressed="true"] .motion__play { display: block; }
.motion[aria-pressed="true"] .motion__pause { display: none; }
.no-js .motion { display: none; }
.navtoggle { display: none; }

/* ------------------------------------------------------------------------------------------------------- hero */
.hero { position: relative; overflow: hidden; color: #fff;
  padding-top: calc(var(--topbar-h) + env(safe-area-inset-top, 0px) + clamp(2.5rem, 7vw, 5.5rem));
  background: radial-gradient(1200px 640px at 78% -12%, rgba(31, 95, 214, 0.5), transparent 62%),
              radial-gradient(900px 520px at -5% 18%, rgba(25, 184, 248, 0.16), transparent 60%),
              linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 58%, var(--navy-850) 100%); }
.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.55; animation: drift 20s ease-in-out infinite; }
.orb--a { width: 38rem; height: 38rem; left: -14rem; top: -10rem; background: radial-gradient(circle, #2643d6 0, transparent 66%); }
.orb--b { width: 30rem; height: 30rem; right: -9rem; top: 9rem; background: radial-gradient(circle, #19b8f8 0, transparent 66%);
  opacity: 0.4; animation-delay: -7s; }
.orb--c { width: 28rem; height: 28rem; left: 38%; bottom: -16rem; background: radial-gradient(circle, #8f7bff 0, transparent 66%);
  opacity: 0.32; animation-delay: -13s; }
.grid { position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 75% 60% at 62% 32%, #000 25%, transparent 75%);
  mask-image: radial-gradient(ellipse 75% 60% at 62% 32%, #000 25%, transparent 75%); }
@keyframes drift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  33% { transform: translate3d(4%, 5%, 0) scale(1.06); }
  66% { transform: translate3d(-3%, 2%, 0) scale(0.96); }
}
.hero__in { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
  gap: clamp(2rem, 5vw, 4.5rem); align-items: center; padding-bottom: clamp(3.5rem, 7vw, 6rem); }
.pill { display: inline-flex; align-items: center; gap: 0.5rem; max-width: 100%; padding: 0.42rem 0.65rem 0.42rem 0.8rem;
  border-radius: 999px; background: rgba(255, 255, 255, 0.07); border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.875rem; font-weight: 500; color: #dbe7ff; text-decoration: none; transition: background 0.25s, border-color 0.25s; }
.pill:hover { background: rgba(255, 255, 255, 0.12); border-color: rgba(255, 255, 255, 0.28); }
.pill .ic:first-child { color: var(--orange-300); }
.pill span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hero__title { margin-top: 1.5rem; font-family: var(--serif); font-weight: 600; font-size: clamp(2.65rem, 6.1vw, 5.1rem);
  line-height: 1.02; letter-spacing: -0.028em; text-wrap: balance; }
.hero__title em { font-style: italic; font-weight: 500; padding-right: 0.06em; white-space: nowrap;
  background: linear-gradient(100deg, #8fe0ff 0%, #5aa8ff 48%, #b29dff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__lead { margin-top: 1.5rem; max-width: 37rem; font-size: clamp(1.06rem, 1.35vw, 1.2rem); color: var(--on-dark-2); }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 2.1rem; }
.hero__facts { display: flex; flex-wrap: wrap; gap: 0.5rem 1.3rem; margin-top: 1.9rem; font-size: 0.9rem; color: var(--on-dark-3); }
.hero__facts li { display: inline-flex; align-items: center; gap: 0.45rem; }
.hero__facts .ic { color: var(--sky); stroke-width: 2.4; }

.hero__visual { position: relative; perspective: 1700px; --rx: 0deg; --ry: 0deg; --px: 0px; --py: 0px; }
.browser { position: relative; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line);
  box-shadow: var(--shadow-3); overflow: hidden; isolation: isolate; }
.browser__bar { display: flex; align-items: center; gap: 0.42rem; height: 2.3rem; padding: 0 0.95rem;
  background: #f2f4f9; border-bottom: 1px solid var(--line); }
.browser__bar i { width: 0.66rem; height: 0.66rem; border-radius: 50%; background: #d6dbe6; }
.browser__bar i:nth-child(1) { background: #ff5f57; }
.browser__bar i:nth-child(2) { background: #febc2e; }
.browser__bar i:nth-child(3) { background: #28c840; }
.browser__bar span { flex: 0 1 22rem; margin-left: 0.8rem; padding: 0.2rem 0.75rem; border-radius: 7px; background: #fff;
  border: 1px solid var(--line); font: 500 0.75rem/1.45 var(--sans); color: var(--ink-3); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; }
.browser__screen { position: relative; aspect-ratio: 16 / 10; background: #e9eef7; overflow: hidden; }
.browser__screen > img, .browser__screen > video, .browser__screen > .shot { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.browser--hero, .browser--dark { background: #0b1430; border-color: rgba(255, 255, 255, 0.13);
  box-shadow: 0 50px 110px -34px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(255, 255, 255, 0.04) inset; }
.browser--hero .browser__bar, .browser--dark .browser__bar { background: rgba(255, 255, 255, 0.05); border-color: rgba(255, 255, 255, 0.08); }
.browser--hero .browser__bar span, .browser--dark .browser__bar span { background: rgba(0, 0, 0, 0.28); border-color: rgba(255, 255, 255, 0.06); color: rgba(255, 255, 255, 0.6); }
.browser--hero .browser__screen, .browser--dark .browser__screen { aspect-ratio: 16 / 9; background: #0d1838; }
.browser--hero { transform: rotateY(calc(-10deg + var(--ry))) rotateX(calc(5deg + var(--rx))) rotateZ(0.4deg);
  transform-origin: 30% 50%; transition: transform 0.7s var(--ease); will-change: transform; }
.browser--hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; border-radius: inherit;
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.12) 0%, transparent 35%); }
.shot--missing { display: block; width: 100%; height: 100%;
  background: linear-gradient(135deg, #dfe7f6 0%, #f4f7fd 50%, #e3eaf8 100%); }

.chips { position: absolute; inset: 0; pointer-events: none; transform: translate3d(var(--px), var(--py), 0);
  transition: transform 0.7s var(--ease); }
.chip { position: absolute; display: flex; align-items: center; gap: 0.65rem; padding: 0.6rem 0.9rem 0.6rem 0.6rem;
  border-radius: 14px; background: rgba(11, 21, 50, 0.74); border: 1px solid rgba(255, 255, 255, 0.16);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); box-shadow: 0 20px 44px -18px rgba(0, 0, 0, 0.7);
  font-size: 0.8125rem; line-height: 1.3; white-space: nowrap; animation: bob 6.5s ease-in-out infinite; }
.chip strong { display: block; font-weight: 650; color: #fff; }
.chip small { display: block; font-size: 0.74rem; color: var(--on-dark-3); }
.chip__ic { display: grid; place-items: center; width: 2.05rem; height: 2.05rem; border-radius: 10px; background: var(--grad); color: #fff; }
.chip__ic .ic { stroke-width: 2.2; }
.chip--1 { left: -7%; top: 16%; }
.chip--2 { right: -3%; top: -6%; animation-delay: -1.3s; }
.chip--3 { right: -8%; top: 47%; animation-delay: -2.6s; }
.chip--4 { left: -2%; bottom: -5%; animation-delay: -3.9s; }
.chip--5 { right: 10%; bottom: -10%; animation-delay: -5.2s; }
.chip--5 .chip__ic { background: linear-gradient(135deg, #e8710a, #ffb067); }
@keyframes bob { 0%, 100% { transform: translate3d(0, 0, 0); } 50% { transform: translate3d(0, -11px, 0); } }

.marquee { position: relative; display: flex; overflow: hidden; border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(3, 8, 24, 0.55);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.marquee__track { display: flex; flex: none; padding-block: 1.15rem; animation: marquee 46s linear infinite; }
.marquee__track li { display: flex; align-items: center; gap: 1.6rem; padding-left: 1.6rem; font-weight: 600;
  font-size: 0.95rem; color: rgba(214, 226, 255, 0.74); white-space: nowrap; }
.marquee__track li::after { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--sky); opacity: 0.7; }
.marquee:hover .marquee__track, .marquee:focus-within .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-100%); } }

/* ------------------------------------------------------------------------------------------------------- sections */
.sec { position: relative; padding-block: clamp(4.5rem, 10vw, 8rem); }
.sec--paper { background: var(--paper); }
.sec--night { overflow: hidden; color: #fff;
  background: radial-gradient(900px 520px at 88% 0%, rgba(38, 67, 214, 0.36), transparent 62%),
              radial-gradient(820px 600px at 0% 100%, rgba(25, 184, 248, 0.12), transparent 60%), #050c22; }
.sec--deep { overflow: hidden; color: #fff;
  background: radial-gradient(1000px 600px at 50% 30%, rgba(31, 95, 214, 0.28), transparent 65%),
              linear-gradient(180deg, #071233 0%, #0a1a48 100%); }
.sec__glow { position: absolute; width: 40rem; height: 40rem; right: -16rem; top: 30%; border-radius: 50%;
  background: radial-gradient(circle, rgba(25, 184, 248, 0.2), transparent 65%); filter: blur(40px); pointer-events: none; }
.sec__glow--b { left: -18rem; right: auto; top: 10%; background: radial-gradient(circle, rgba(143, 123, 255, 0.22), transparent 65%); }
.shead { position: relative; max-width: 47rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.eyebrow { display: inline-flex; align-items: center; gap: 0.6rem; font-size: 0.8rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--blue); }
.eyebrow::before { content: ""; width: 1.7rem; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--blue), var(--sky)); }
.sec--night .eyebrow, .sec--deep .eyebrow { color: var(--sky-300); }
.shead__title { margin-top: 0.95rem; font-family: var(--serif); font-weight: 600; font-size: clamp(2.05rem, 4.3vw, 3.35rem);
  line-height: 1.07; letter-spacing: -0.022em; text-wrap: balance; }
.shead__lead { margin-top: 1.15rem; font-size: clamp(1.05rem, 1.3vw, 1.175rem); color: var(--ink-2); }
.sec--night .shead__lead, .sec--deep .shead__lead { color: var(--on-dark-2); }
.sec--night .note, .sec--deep .note { color: var(--on-dark-3); }

/* ------------------------------------------------------------------------------------------------------- problem */
.pains { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; }
.pain { position: relative; padding: 1.7rem 1.6rem; border-radius: var(--r); background: #fff; border: 1px solid var(--line);
  box-shadow: var(--shadow-1); transition: transform 0.35s var(--ease), box-shadow 0.35s; }
.pain:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.pain__ic { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; margin-bottom: 1.15rem; border-radius: 12px;
  background: var(--orange-soft); color: var(--orange-ink); }
.pain h3 { font-size: 1.12rem; font-weight: 650; letter-spacing: -0.01em; }
.pain p { margin-top: 0.6rem; font-size: 0.97rem; color: var(--ink-2); }
.converge { position: relative; height: 8.5rem; margin-top: 0.5rem; }
.converge svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.converge path { fill: none; stroke: #b9c6e0; stroke-width: 2; stroke-dasharray: 5 9; vector-effect: non-scaling-stroke; }
.converge.is-visible path { animation: flowdash 1.6s linear infinite; }
@keyframes flowdash { to { stroke-dashoffset: -28; } }
.converge__node { position: absolute; left: 50%; bottom: -1.75rem; display: grid; place-items: center; width: 4.6rem; height: 4.6rem;
  border-radius: 50%; background: #fff; transform: translateX(-50%);
  box-shadow: 0 0 0 9px rgba(38, 67, 214, 0.08), 0 0 0 18px rgba(38, 67, 214, 0.04), var(--shadow-2); }
.bridge { margin-top: 3.6rem; text-align: center; font-family: var(--serif); font-size: clamp(1.65rem, 3.2vw, 2.45rem);
  font-weight: 600; letter-spacing: -0.016em; text-wrap: balance; }
.bridge em { font-style: italic; color: var(--blue); }

/* ------------------------------------------------------------------------------------------------------- flow */
.flow { display: grid; grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr); gap: clamp(2rem, 5vw, 5rem); }
.flow__step { position: relative; display: grid; grid-template-columns: 3.4rem minmax(0, 1fr); gap: 0.9rem; padding: 1.6rem 0;
  border-top: 1px solid var(--line); }
.flow__step::before { content: ""; position: absolute; left: -1.2rem; top: 1.6rem; bottom: 1.6rem; width: 3px; border-radius: 3px;
  background: linear-gradient(180deg, var(--blue), var(--sky)); opacity: 0; transform: scaleY(0.4); transition: opacity 0.4s, transform 0.5s var(--ease); }
.flow__step:last-child { border-bottom: 1px solid var(--line); }
.js .flow__step { min-height: min(38vh, 22rem); }
.js .flow__step:last-child { min-height: 0; }
.js .flow__step h3, .js .flow__step p, .js .flow__step .flow__num { color: var(--ink-3); transition: color 0.4s; }
.js .flow__step.is-active h3 { color: var(--ink); }
.js .flow__step.is-active p { color: var(--ink-2); }
.js .flow__step.is-active .flow__num { color: var(--blue); }
.js .flow__step.is-active::before { opacity: 1; transform: none; }
.flow__num { padding-top: 0.32rem; font: 600 0.95rem/1 var(--mono); color: var(--blue); }
.flow__step h3 { font-size: 1.32rem; font-weight: 650; letter-spacing: -0.012em; }
.flow__step p { margin-top: 0.55rem; color: var(--ink-2); }
.flow__inline { display: none; }
.flow__sticky { position: sticky; top: calc(var(--topbar-h) + 2.5rem); }
.browser--stage .browser__screen { aspect-ratio: 16 / 10; }
.flow__frame { position: absolute; inset: 0; opacity: 0; transform: scale(1.035); transition: opacity 0.6s var(--ease), transform 1s var(--ease); }
.flow__frame.is-active { opacity: 1; transform: none; }
.flow__frame .shot { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.flow__rail { height: 4px; margin-top: 1.3rem; border-radius: 4px; background: var(--line); overflow: hidden; }
.flow__rail span { display: block; width: var(--p, 14.3%); height: 100%; border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--sky)); transition: width 0.55s var(--ease); }

/* ------------------------------------------------------------------------------------------------------- books */
.track { position: relative; margin-bottom: 2.5rem; padding: 1.7rem 1.4rem 1.5rem; border-radius: var(--r-lg);
  background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(255, 255, 255, 0.1); overflow-x: auto; }
.track ol { position: relative; display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 0.4rem; min-width: 46rem; }
.track ol::before, .track ol::after { content: ""; position: absolute; left: calc(100% / 14); top: 0.55rem; height: 2px; border-radius: 2px; }
.track ol::before { right: calc(100% / 14); background: rgba(255, 255, 255, 0.14); }
.track ol::after { width: 0; background: linear-gradient(90deg, var(--sky), var(--orange-300)); }
.track.is-visible ol::after { animation: trackfill 7.2s var(--ease) infinite; }
@keyframes trackfill { 0% { width: 0; opacity: 1; } 80% { width: calc(100% - 100% / 7); opacity: 1; } 92%, 100% { width: calc(100% - 100% / 7); opacity: 0; } }
.track li { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 0.75rem; text-align: center; }
.track__dot { width: 1.15rem; height: 1.15rem; border-radius: 50%; background: #0b1636; border: 2px solid rgba(255, 255, 255, 0.35); }
.track__label { font-size: 0.85rem; font-weight: 550; color: var(--on-dark-3); line-height: 1.3; }
.track.is-visible .track__dot { animation: dotlit 7.2s infinite; }
.track.is-visible .track__label { animation: labellit 7.2s infinite; }
.track li:nth-child(2) > * { animation-delay: 0.96s !important; }
.track li:nth-child(3) > * { animation-delay: 1.92s !important; }
.track li:nth-child(4) > * { animation-delay: 2.88s !important; }
.track li:nth-child(5) > * { animation-delay: 3.84s !important; }
.track li:nth-child(6) > * { animation-delay: 4.8s !important; }
.track li:nth-child(7) > * { animation-delay: 5.76s !important; }
@keyframes dotlit {
  0% { background: #0b1636; border-color: rgba(255, 255, 255, 0.35); box-shadow: none; }
  3%, 18% { background: var(--sky); border-color: #b5ecff; box-shadow: 0 0 0 6px rgba(25, 184, 248, 0.18), 0 0 22px rgba(25, 184, 248, 0.75); }
  30%, 100% { background: #7fd8ff; border-color: #7fd8ff; box-shadow: none; }
}
@keyframes labellit { 0% { color: var(--on-dark-3); } 3%, 30% { color: #fff; } 100% { color: var(--on-dark-2); } }

.fgrid { display: grid; gap: 1.25rem; }
.fgrid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.fgrid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.fgrid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.fcard { position: relative; padding: 1.65rem 1.6rem; border-radius: var(--r); background: #fff; border: 1px solid var(--line);
  box-shadow: var(--shadow-1); overflow: hidden; transition: transform 0.35s var(--ease), box-shadow 0.35s, border-color 0.35s, background 0.35s; }
.fcard::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity 0.35s;
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 0%), rgba(38, 67, 214, 0.08), transparent 65%); }
.fcard:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: #cbd6f2; }
.fcard:hover::before { opacity: 1; }
.fcard__ic { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; margin-bottom: 1.15rem; border-radius: 12px;
  background: var(--blue-soft); color: var(--blue); }
.fcard h3 { position: relative; font-size: 1.1rem; font-weight: 650; letter-spacing: -0.01em; }
.fcard p { position: relative; margin-top: 0.6rem; font-size: 0.97rem; color: var(--ink-2); }
.fcard--dark { background: rgba(255, 255, 255, 0.04); border-color: rgba(255, 255, 255, 0.1); box-shadow: none; color: #fff; }
.fcard--dark::before { background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 0%), rgba(25, 184, 248, 0.16), transparent 65%); }
.fcard--dark:hover { background: rgba(255, 255, 255, 0.06); border-color: rgba(127, 216, 255, 0.35); box-shadow: none; }
.fcard--dark .fcard__ic { background: var(--grad); color: #fff; box-shadow: 0 10px 24px -10px rgba(31, 139, 240, 0.8); }
.fcard--dark p { color: var(--on-dark-2); }

.isbnwall { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr) minmax(0, 1.35fr); gap: 1.25rem; margin-top: 1.25rem; }
.isbncard { display: flex; flex-direction: column; justify-content: center; margin: 0; padding: 1.7rem 1.6rem; border-radius: var(--r);
  background: #fff; color: var(--ink); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.6); }
.isbncard figcaption { margin-bottom: 1rem; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); }
.barcode { width: 100%; height: auto; }
.barcode rect { fill: var(--ink); }
.js .barcode__bars { clip-path: inset(0 100% 0 0); }
.js .isbncard.is-visible .barcode__bars { animation: wipe 1.7s var(--ease) 0.25s forwards; }
@keyframes wipe { to { clip-path: inset(0 0 0 0); } }
.barcode__digits { display: grid; grid-template-columns: 9fr 3fr 42fr 5fr 42fr 10fr; margin-top: 0.1rem;
  font: 600 clamp(0.8rem, 1.35vw, 1rem)/1 var(--mono); }
.barcode__digits span { text-align: center; letter-spacing: 0.22em; }
.barcode__digits span:nth-child(1) { grid-column: 1; text-align: left; letter-spacing: 0; }
.barcode__digits span:nth-child(2) { grid-column: 3; }
.barcode__digits span:nth-child(3) { grid-column: 5; }
.kunye { margin-top: 1.3rem; padding-top: 1.1rem; border-top: 1px dashed var(--line-2); font-size: 0.8rem; line-height: 1.55; color: var(--ink-2); }
.kunye b { display: block; margin-bottom: 0.3rem; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); }
.kunye span { display: block; }
.countdown { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; padding: 1.5rem; border-radius: var(--r);
  background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(255, 255, 255, 0.1); }
.countdown svg { transform: rotate(-90deg); }
.countdown__bg, .countdown__fg { fill: none; stroke-width: 8; }
.countdown__bg { stroke: rgba(255, 255, 255, 0.1); }
.countdown__fg { stroke: var(--orange-300); stroke-linecap: round; stroke-dasharray: 327; stroke-dashoffset: 82; }
.js .countdown__fg { stroke-dashoffset: 327; transition: stroke-dashoffset 2.2s var(--ease) 0.2s; }
.js .countdown.is-visible .countdown__fg { stroke-dashoffset: 82; }
.countdown__ring { position: relative; width: min(11.5rem, 100%); }
.countdown__ring svg { width: 100%; }
.countdown__val { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.countdown__cap { text-align: center; font-size: 0.85rem; line-height: 1.45; color: var(--on-dark-2); }
.countdown__cap small { display: block; font-size: 0.78rem; color: var(--on-dark-3); }
.countdown strong { font: 600 3.1rem/1 var(--serif); }
.countdown__val span { font-size: 0.95rem; font-weight: 600; color: var(--orange-300); }
.extcard { padding: 1.7rem 1.6rem; border-radius: var(--r);
  background: linear-gradient(160deg, rgba(38, 67, 214, 0.32), rgba(25, 184, 248, 0.08)); border: 1px solid rgba(127, 216, 255, 0.25); }
.extcard h3 { display: flex; align-items: center; gap: 0.6rem; font-size: 1.2rem; font-weight: 650; }
.extcard h3 .ic { color: var(--sky-300); }
.extcard ul { display: grid; gap: 0.5rem; margin-top: 1rem; font-size: 0.95rem; color: var(--on-dark-2); }
.extcard li { display: flex; align-items: flex-start; gap: 0.55rem; }
.extcard li .ic { margin-top: 0.3em; color: var(--sky); stroke-width: 2.4; }
.extcard__shot { margin-top: 1.25rem; border-radius: 12px; overflow: hidden; border: 1px solid rgba(255, 255, 255, 0.14); background: #0d1838; }
.extcard__shot .shot { width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: top right; }
.loopfig { margin: 3rem 0 0; }
.loopfig figcaption { margin-top: 0.9rem; text-align: center; font-size: 0.85rem; color: var(--ink-3); }
.sec--night .loopfig figcaption, .sec--deep .loopfig figcaption { color: var(--on-dark-3); }
.loopfig .browser__screen { aspect-ratio: 16 / 9; }
.loopfig--tight { margin: 0; }
.loop { width: 100%; height: 100%; object-fit: cover; }
.books__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.5rem 0.6rem; margin-top: 2.2rem;
  font-size: 0.95rem; color: var(--on-dark-2); text-align: center; }
.books__foot .ic { color: var(--sky-300); }
.books__foot span { color: var(--on-dark-3); }

/* ------------------------------------------------------------------------------------------------------- showcase */
.showcase { display: grid; grid-template-columns: minmax(0, 0.62fr) minmax(0, 1.38fr); gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: center; margin-top: clamp(2.5rem, 5vw, 4rem); }
.showcase__side { display: grid; gap: 1rem; }
.showcase__tabs { display: grid; gap: 0.55rem; }
.showcase__tab { position: relative; display: block; width: 100%; padding: 0.95rem 1.1rem 1rem; border-radius: var(--r);
  border: 1px solid var(--line); background: #fff; text-align: left; cursor: pointer; overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s; }
.showcase__tab:hover { border-color: #cbd6f2; }
.showcase__tab strong { display: block; font-size: 1rem; font-weight: 650; color: var(--ink); }
.showcase__tab span { display: block; margin-top: 0.2rem; font-size: 0.88rem; line-height: 1.45; color: var(--ink-3); }
.showcase__tab[aria-selected="true"] { border-color: #b4c5f4; background: linear-gradient(180deg, #fff, #f4f7ff); box-shadow: var(--shadow-2); }
.showcase__tab::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 3px; background: linear-gradient(90deg, var(--blue), var(--sky)); }
.showcase__tab[aria-selected="true"]::after { width: 100%; }
.showcase.is-auto .showcase__tab[aria-selected="true"]::after { animation: tabprog 6s linear forwards; }
@keyframes tabprog { from { width: 0; } to { width: 100%; } }
.showcase__video { justify-self: start; display: inline-flex; align-items: center; gap: 0.55rem; max-width: 100%; padding: 0.7rem 1.15rem;
  border-radius: 999px; border: 1px solid #c9d5f3; background: #fff; color: var(--blue-ink); font-size: 0.93rem; font-weight: 600;
  text-align: left; cursor: pointer; transition: background 0.2s, transform 0.25s var(--ease); }
.showcase__video:hover { background: var(--blue-soft); transform: translateY(-1px); }
.showcase__stage .browser { box-shadow: 0 40px 90px -36px rgba(14, 23, 38, 0.45); }
.showcase__panel { position: absolute; inset: 0; opacity: 0; transform: scale(1.02); transition: opacity 0.55s var(--ease), transform 0.9s var(--ease); }
.showcase__panel.is-active { opacity: 1; transform: none; }
.showcase__panel .shot { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.showcase--dark .showcase__tab { background: rgba(255, 255, 255, 0.04); border-color: rgba(255, 255, 255, 0.1); }
.showcase--dark .showcase__tab:hover { border-color: rgba(127, 216, 255, 0.35); }
.showcase--dark .showcase__tab strong { color: #fff; }
.showcase--dark .showcase__tab span { color: var(--on-dark-2); }
.showcase--dark .showcase__tab[aria-selected="true"] { background: rgba(255, 255, 255, 0.09); border-color: rgba(127, 216, 255, 0.45); box-shadow: none; }
.showcase--dark .showcase__video { background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.22); color: #fff; }
.showcase--dark .showcase__video:hover { background: rgba(255, 255, 255, 0.12); }
.showcase--dark .showcase__stage .browser { box-shadow: 0 50px 110px -34px rgba(0, 0, 0, 0.8); }

/* ------------------------------------------------------------------------------------------------------- journals */
.journals { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 1.5rem; align-items: start; }
.checklist { padding: 1.6rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-2); }
.checklist__title { display: flex; align-items: center; gap: 0.6rem; font-size: 1.05rem; font-weight: 650; }
.checklist__title .ic { color: var(--blue); }
.checklist ul { display: grid; margin-top: 0.9rem; }
.checklist li { display: flex; align-items: center; gap: 0.75rem; padding: 0.55rem 0.1rem; border-bottom: 1px dashed var(--line);
  font-size: 0.95rem; color: var(--ink-2); }
.tick { display: grid; place-items: center; flex: none; width: 1.4rem; height: 1.4rem; border-radius: 50%;
  border: 1.5px solid var(--green); background: var(--green); color: #fff; }
.js .tick { border-color: var(--line-2); background: transparent; color: transparent;
  transition: background 0.4s var(--ease), border-color 0.4s, color 0.4s, transform 0.4s var(--ease); transform: scale(0.85); }
.js .checklist.is-visible .tick { border-color: var(--green); background: var(--green); color: #fff; transform: none; }
.checklist li:nth-child(2) .tick { transition-delay: 0.18s; }
.checklist li:nth-child(3) .tick { transition-delay: 0.36s; }
.checklist li:nth-child(4) .tick { transition-delay: 0.54s; }
.checklist li:nth-child(5) .tick { transition-delay: 0.72s; }
.checklist li:nth-child(6) .tick { transition-delay: 0.9s; }
.checklist li:nth-child(7) .tick { transition-delay: 1.08s; }
.checklist li:nth-child(8) .tick { transition-delay: 1.26s; }
.checklist li:nth-child(9) .tick { transition-delay: 1.44s; }

/* ------------------------------------------------------------------------------------------------------- visibility */
.orbit { position: relative; max-width: 64rem; aspect-ratio: 1000 / 560; margin: 0 auto 3.5rem; }
.orbit__lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.orbit__lines path { fill: none; stroke: rgba(127, 216, 255, 0.3); stroke-width: 1.5; stroke-dasharray: 3 7; }
.orbit__pulse { fill: #9be7ff; }
html[data-motion="off"] .orbit__pulse { display: none; }
.orbit__center { position: absolute; left: 50%; top: 50%; z-index: 1; display: flex; flex-direction: column; align-items: center;
  gap: 0.35rem; padding: 1.4rem 1.9rem; border-radius: 24px; transform: translate(-50%, -50%); text-align: center;
  background: linear-gradient(160deg, #1b3a8f, #0d1f52); border: 1px solid rgba(127, 216, 255, 0.38);
  box-shadow: 0 0 0 10px rgba(25, 184, 248, 0.06), 0 0 90px rgba(25, 184, 248, 0.35); }
.orbit__center strong { font: 600 1.4rem/1.1 var(--serif); }
.orbit__center small { font-size: 0.8rem; color: var(--on-dark-3); }
.js .orbit__center { animation: breathe 5s ease-in-out infinite; }
@keyframes breathe {
  0%, 100% { box-shadow: 0 0 0 10px rgba(25, 184, 248, 0.06), 0 0 80px rgba(25, 184, 248, 0.3); }
  50% { box-shadow: 0 0 0 16px rgba(25, 184, 248, 0.09), 0 0 110px rgba(25, 184, 248, 0.45); }
}
.onode { position: absolute; z-index: 1; width: min(15rem, 29%); padding: 0.85rem 1rem; border-radius: 14px;
  background: rgba(13, 26, 66, 0.82); border: 1px solid rgba(255, 255, 255, 0.15); -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px); transform: translate(-50%, -50%); transition: border-color 0.3s, transform 0.4s var(--ease); }
.onode:hover { border-color: rgba(127, 216, 255, 0.55); transform: translate(-50%, -50%) scale(1.03); }
.onode strong { display: block; font-size: 1rem; font-weight: 650; }
.onode span { display: block; margin-top: 0.2rem; font-size: 0.82rem; color: var(--on-dark-2); line-height: 1.4; }
.onode--1 { left: 17%; top: 17%; }
.onode--2 { left: 50%; top: 7.1%; }
.onode--3 { left: 83%; top: 17%; }
.onode--4 { left: 83%; top: 83%; }
.onode--5 { left: 50%; top: 92.9%; }
.onode--6 { left: 17%; top: 83%; }
.vis { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr); gap: 1.5rem; align-items: start; }
.code { margin: 0; border-radius: var(--r-lg); background: #030817; border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 34px 70px -34px rgba(0, 0, 0, 0.7); overflow: hidden; }
.code figcaption { display: flex; align-items: center; gap: 0.5rem; padding: 0.85rem 1.15rem; border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem; color: var(--on-dark-3); }
.code pre { margin: 0; padding: 1.2rem 1.15rem 1.35rem; overflow-x: auto; font: 500 0.8rem/1.8 var(--mono); color: #c9d6f5; tab-size: 2; }
.code .ln { display: block; white-space: pre; }
.js .code .ln { opacity: 0; transform: translateX(-8px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.js .code.is-visible .ln { opacity: 1; transform: none; }
.code .ln:nth-child(2) { transition-delay: 0.12s; } .code .ln:nth-child(3) { transition-delay: 0.24s; }
.code .ln:nth-child(4) { transition-delay: 0.36s; } .code .ln:nth-child(5) { transition-delay: 0.48s; }
.code .ln:nth-child(6) { transition-delay: 0.6s; } .code .ln:nth-child(7) { transition-delay: 0.72s; }
.code .ln:nth-child(8) { transition-delay: 0.84s; } .code .ln:nth-child(9) { transition-delay: 0.96s; }
.code .ln:nth-child(10) { transition-delay: 1.08s; } .code .ln:nth-child(11) { transition-delay: 1.2s; }
.code .t { color: #7fb4ff; } .code .a { color: #9ad7ff; } .code .s { color: #ffc58f; } .code .c { color: #7083ad; } .code .k { color: #7ee0b5; }
.vis__extras { display: grid; gap: 1rem; }
.vis__extras li { display: flex; gap: 1rem; padding: 1.2rem 1.25rem; border-radius: var(--r); background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1); }
.vis__extras .fcard__ic { margin: 0; background: var(--grad); color: #fff; }
.vis__extras h3 { font-size: 1.05rem; font-weight: 650; }
.vis__extras p { margin-top: 0.3rem; font-size: 0.95rem; color: var(--on-dark-2); }

.mobile { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 2rem; align-items: center; margin-top: 3.5rem;
  padding: clamp(1.6rem, 3vw, 2.6rem); border-radius: var(--r-lg); background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1); overflow: hidden; }
.mobile__copy h3 { margin-top: 0.8rem; font: 600 clamp(1.55rem, 2.7vw, 2.1rem)/1.15 var(--serif); letter-spacing: -0.015em; }
.mobile__copy p:not(.eyebrow) { margin-top: 0.85rem; color: var(--on-dark-2); }
.phones { position: relative; display: flex; justify-content: center; gap: clamp(0.8rem, 2vw, 1.6rem); padding-block: 1.2rem; }
.phone { width: min(13rem, 42%); aspect-ratio: 390 / 844; padding: 0.5rem; border-radius: 2.1rem; background: #0a0f22;
  border: 1px solid rgba(255, 255, 255, 0.2); box-shadow: 0 34px 70px -26px rgba(0, 0, 0, 0.85), inset 0 0 0 2px rgba(255, 255, 255, 0.04); }
.phone .shot { width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 1.65rem; }
.phone--a { transform: translateY(1.4rem) rotate(-4deg); }
.phone--b { transform: translateY(-1rem) rotate(3deg); }
.js .mobile.is-visible .phone--a { animation: phoneA 8s ease-in-out infinite; }
.js .mobile.is-visible .phone--b { animation: phoneB 8s ease-in-out infinite; }
@keyframes phoneA { 0%, 100% { transform: translateY(1.4rem) rotate(-4deg); } 50% { transform: translateY(0.6rem) rotate(-3deg); } }
@keyframes phoneB { 0%, 100% { transform: translateY(-1rem) rotate(3deg); } 50% { transform: translateY(-0.2rem) rotate(2deg); } }

/* ------------------------------------------------------------------------------------------------------- trust */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin-top: 3rem; border-radius: var(--r-lg);
  overflow: hidden; background: var(--line); border: 1px solid var(--line); box-shadow: var(--shadow-1); }
.stat { padding: 1.9rem 1.5rem; background: #fff; }
.stat strong { display: block; font: 600 clamp(2.5rem, 4.6vw, 3.5rem)/1 var(--serif); letter-spacing: -0.02em;
  background: linear-gradient(120deg, var(--blue), var(--sky)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat > span { display: block; margin-top: 0.65rem; font-size: 0.93rem; color: var(--ink-2); }

/* ------------------------------------------------------------------------------------------------------- audience */
.aud { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; }
.aud__card { position: relative; padding: 1.9rem 1.6rem; border-radius: var(--r-lg); background: linear-gradient(180deg, #fff, #f7f9fd);
  border: 1px solid var(--line); box-shadow: var(--shadow-1); transition: transform 0.35s var(--ease), box-shadow 0.35s; }
.aud__card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.aud__ic { display: grid; place-items: center; width: 3.3rem; height: 3.3rem; margin-bottom: 1.25rem; border-radius: 16px;
  background: var(--grad); color: #fff; box-shadow: 0 14px 26px -12px rgba(38, 67, 214, 0.7); }
.aud__ic .ic { width: 1.5rem; height: 1.5rem; }
.aud__card h3 { font-size: 1.15rem; font-weight: 650; letter-spacing: -0.01em; }
.aud__card ul { display: grid; gap: 0.55rem; margin-top: 1rem; }
.aud__card li { display: flex; align-items: flex-start; gap: 0.55rem; font-size: 0.95rem; color: var(--ink-2); }
.aud__card li .ic { margin-top: 0.38em; color: var(--green); }

/* ------------------------------------------------------------------------------------------------------- videos */
.film { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.9fr); gap: clamp(1.5rem, 3vw, 2.5rem); align-items: center; }
.film__poster { position: relative; display: block; width: 100%; padding: 0; border: 0; border-radius: var(--r-lg); overflow: hidden;
  cursor: pointer; background: #0b1430; box-shadow: 0 44px 96px -34px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.1); }
.film__poster img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; transition: transform 0.9s var(--ease); }
.film__poster:hover img { transform: scale(1.035); }
.film__play { position: absolute; left: 50%; top: 50%; display: grid; place-items: center; width: 5.6rem; height: 5.6rem;
  margin: -2.8rem 0 0 -2.8rem; border-radius: 50%; background: rgba(255, 255, 255, 0.94); color: var(--navy-900);
  box-shadow: 0 0 0 12px rgba(255, 255, 255, 0.14), 0 20px 40px -10px rgba(0, 0, 0, 0.5); transition: transform 0.35s var(--ease); }
.film__play::after { content: ""; position: absolute; inset: -12px; border-radius: 50%; border: 2px solid rgba(255, 255, 255, 0.55);
  animation: ring 2.6s ease-out infinite; }
@keyframes ring { from { transform: scale(0.86); opacity: 0.9; } to { transform: scale(1.4); opacity: 0; } }
.film__play .ic { width: 2.1rem; height: 2.1rem; margin-left: 0.28rem; }
.film__poster:hover .film__play { transform: scale(1.07); }
.film__meta h3 { font: 600 clamp(1.6rem, 2.6vw, 2rem)/1.15 var(--serif); letter-spacing: -0.015em; }
.film__meta p { margin-top: 0.85rem; color: var(--on-dark-2); }
.subhead { margin: 4rem 0 1.4rem; font-size: 1.3rem; font-weight: 650; letter-spacing: -0.01em; }
.vgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.4rem 1.25rem; }
.vgrid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.vcard__btn { position: relative; display: block; width: 100%; padding: 0; border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r); overflow: hidden; background: #0b1430; cursor: pointer; transition: border-color 0.3s, transform 0.35s var(--ease); }
.vcard__btn:hover { border-color: rgba(127, 216, 255, 0.5); transform: translateY(-3px); }
.vcard__btn video, .vcard__btn img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.vcard__play { position: absolute; right: 0.8rem; bottom: 0.8rem; display: grid; place-items: center; width: 2.5rem; height: 2.5rem;
  border-radius: 50%; background: rgba(255, 255, 255, 0.92); color: var(--navy-900); box-shadow: 0 10px 20px -8px rgba(0, 0, 0, 0.6); }
.vcard__play .ic { margin-left: 0.12rem; }
.vcard h4 { margin-top: 0.95rem; font-size: 1.05rem; font-weight: 650; }
.vcard p { margin-top: 0.3rem; font-size: 0.9rem; color: var(--on-dark-3); }

/* ------------------------------------------------------------------------------------------------------- faq */
.faq { display: grid; gap: 0.75rem; }
.faq__item { border-radius: var(--r); background: #fff; border: 1px solid var(--line); transition: box-shadow 0.3s, border-color 0.3s; }
.faq__item[open] { border-color: #cbd6f2; box-shadow: var(--shadow-2); }
.faq__item summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.2rem 1.4rem;
  font-size: 1.05rem; font-weight: 600; cursor: pointer; list-style: none; border-radius: var(--r); }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__ic { position: relative; flex: none; width: 1.75rem; height: 1.75rem; border-radius: 50%; background: var(--blue-soft); }
.faq__ic::before, .faq__ic::after { content: ""; position: absolute; left: 50%; top: 50%; width: 0.72rem; height: 2px;
  margin: -1px 0 0 -0.36rem; border-radius: 2px; background: var(--blue); transition: transform 0.35s var(--ease); }
.faq__ic::after { transform: rotate(90deg); }
.faq__item[open] .faq__ic::after { transform: rotate(0deg); }
.faq__a { padding: 0 1.4rem 1.35rem; color: var(--ink-2); }

/* ------------------------------------------------------------------------------------------------------- cta */
.cta { position: relative; overflow: hidden; padding-block: clamp(4.5rem, 9vw, 7rem); color: #fff;
  background: linear-gradient(120deg, #1a2f9c 0%, #2643d6 38%, #1f8bf0 72%, #19b8f8 100%); }
.cta__bg { position: absolute; inset: 0; pointer-events: none; }
.cta__bg .orb { opacity: 0.4; }
.cta__in { position: relative; max-width: 50rem; text-align: center; }
.cta h2 { font: 600 clamp(2.05rem, 4.5vw, 3.3rem)/1.08 var(--serif); letter-spacing: -0.022em; text-wrap: balance; }
.cta p { margin-top: 1.05rem; font-size: 1.15rem; color: rgba(255, 255, 255, 0.88); }
.cta__actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 1rem; margin-top: 2.3rem; }
.mailbox { display: inline-flex; align-items: center; gap: 0.85rem; padding: 0.7rem 1.4rem 0.7rem 1.05rem; border-radius: 999px;
  background: rgba(255, 255, 255, 0.13); border: 1px solid rgba(255, 255, 255, 0.32); text-align: left; }
.mailbox small { display: block; font-size: 0.75rem; color: rgba(255, 255, 255, 0.8); }
.mailbox a { font-size: 1.06rem; font-weight: 650; text-decoration: none; }
.mailbox a:hover { text-decoration: underline; }

/* ------------------------------------------------------------------------------------------------------- footer */
.foot { padding-block: 3.2rem calc(2.6rem + env(safe-area-inset-bottom, 0px)); background: var(--navy-950); color: var(--on-dark-3); font-size: 0.92rem; }
.foot__in { display: grid; grid-template-columns: 1.5fr 1fr 1.5fr auto; gap: 2rem; align-items: start; }
.foot .brand { color: #fff; }
.foot__brand p { max-width: 23rem; margin-top: 0.95rem; }
.foot__links { display: grid; gap: 0.55rem; }
.foot__links a { color: #fff; text-decoration: none; }
.foot__links a:hover { text-decoration: underline; }
.foot__meta { display: grid; gap: 0.45rem; }
.totop { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff; transition: background 0.2s; }
.totop:hover { background: rgba(255, 255, 255, 0.1); }

/* ------------------------------------------------------------------------------------------------------- video dialog */
.vdialog { width: min(92vw, 74rem); max-width: none; max-height: none; padding: 0; border: 0; background: transparent; color: #fff; overflow: visible; }
.vdialog::backdrop { background: rgba(2, 6, 18, 0.84); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.vdialog[open] { animation: pop 0.35s var(--ease); }
@keyframes pop { from { opacity: 0; transform: translateY(14px) scale(0.98); } }
.vdialog__box { border-radius: var(--r-lg); overflow: hidden; background: #050c22; border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.6); }
.vdialog__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.7rem 0.8rem 0.7rem 1.25rem; font-weight: 600; }
.vdialog__close { display: grid; place-items: center; width: 2.6rem; height: 2.6rem; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.22);
  background: transparent; cursor: pointer; }
.vdialog__close:hover { background: rgba(255, 255, 255, 0.1); }
.vdialog__video { width: 100%; max-height: 80vh; aspect-ratio: 16 / 9; background: #000; }

/* ------------------------------------------------------------------------------------------------------- reveal */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.85s var(--ease), transform 0.85s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.pains > :nth-child(2), .fgrid > :nth-child(2), .aud > :nth-child(2), .vgrid > :nth-child(2), .isbnwall > :nth-child(2) { transition-delay: 0.08s; }
.pains > :nth-child(3), .fgrid > :nth-child(3), .aud > :nth-child(3), .vgrid > :nth-child(3), .isbnwall > :nth-child(3) { transition-delay: 0.16s; }
.pains > :nth-child(4), .fgrid > :nth-child(4), .aud > :nth-child(4), .vgrid > :nth-child(4) { transition-delay: 0.24s; }
.fgrid > :nth-child(5), .vgrid > :nth-child(5) { transition-delay: 0.32s; }
.fgrid > :nth-child(6) { transition-delay: 0.4s; }
.fgrid > :nth-child(7) { transition-delay: 0.48s; }
.fgrid > :nth-child(8) { transition-delay: 0.56s; }

/* ------------------------------------------------------------------------------------------------------- motion off */
html[data-motion="off"] *, html[data-motion="off"] *::before, html[data-motion="off"] *::after {
  animation-play-state: paused !important; scroll-behavior: auto !important; }
html[data-motion="off"] .reveal { transition: none !important; opacity: 1 !important; transform: none !important; }
html[data-motion="off"] .barcode__bars { animation: none !important; clip-path: none !important; }
html[data-motion="off"] .countdown__fg { transition: none !important; stroke-dashoffset: 82 !important; }
html[data-motion="off"] .tick { transition: none !important; border-color: var(--green) !important; background: var(--green) !important; color: #fff !important; transform: none !important; }
html[data-motion="off"] .code .ln { transition: none !important; opacity: 1 !important; transform: none !important; }
html[data-motion="off"] .flow__frame { transition: opacity 0.01s; }
html[data-motion="off"] .browser--hero { transition: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ------------------------------------------------------------------------------------------------------- responsive */
@media (max-width: 75rem) {
  .nav__links a { padding: 0.5rem 0.55rem; font-size: 0.88rem; }
  .pains, .aud { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fgrid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chip--1 { left: -3%; }
  .chip--3 { right: -3%; }
}
@media (max-width: 64rem) {
  .navtoggle { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; margin-left: auto; border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2); background: rgba(255, 255, 255, 0.06); color: #fff; cursor: pointer; }
  .navtoggle__close { display: none; }
  .navtoggle[aria-expanded="true"] .navtoggle__open { display: none; }
  .navtoggle[aria-expanded="true"] .navtoggle__close { display: block; }
  .no-js .navtoggle { display: none; }
  .nav { position: fixed; top: calc(var(--topbar-h) + env(safe-area-inset-top, 0px)); left: 0; right: 0; display: none;
    flex-direction: column; align-items: stretch; gap: 0.5rem; max-height: calc(100dvh - var(--topbar-h)); overflow-y: auto;
    padding: 0.75rem var(--gutter) calc(1.5rem + env(safe-area-inset-bottom, 0px)); background: rgba(5, 11, 30, 0.97);
    -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border-top: 1px solid rgba(255, 255, 255, 0.08); }
  .nav.is-open { display: flex; }
  .topbar:has(.nav.is-open) { background: rgba(5, 11, 30, 0.97); }
  .nav__links { flex-direction: column; gap: 0.1rem; }
  .nav__links a { padding: 0.85rem 0.6rem; font-size: 1.06rem; border-radius: 10px; }
  .nav__actions { justify-content: flex-start; margin-top: 0.6rem; padding-top: 1rem; border-top: 1px solid rgba(255, 255, 255, 0.08); }
  .hero__in { grid-template-columns: minmax(0, 1fr); }
  .hero__visual { margin: 1rem 0.5rem 1.5rem; }
  .browser--hero { transform: none; }
  .flow { grid-template-columns: minmax(0, 1fr); }
  .flow__stage { display: none; }
  .flow__inline { display: block; margin-top: 1.2rem; }
  .js .flow__step { min-height: 0; }
  .js .flow__step h3 { color: var(--ink); }
  .js .flow__step p { color: var(--ink-2); }
  .js .flow__step .flow__num { color: var(--blue); }
  .flow__step::before { display: none; }
  .isbnwall { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .extcard { grid-column: 1 / -1; }
  .journals, .vis, .film, .mobile { grid-template-columns: minmax(0, 1fr); }
  .showcase { grid-template-columns: minmax(0, 1fr); }
  .showcase__side { order: 2; }
  .showcase__tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fgrid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .orbit { aspect-ratio: auto; max-width: none; }
  .orbit__lines { display: none; }
  .orbit__center { position: relative; left: auto; top: auto; transform: none; margin: 0 auto 1.2rem; width: fit-content; }
  .orbit__nodes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.85rem; }
  .onode { position: static; width: auto; transform: none; }
  .onode:hover { transform: none; }
  .foot__in { grid-template-columns: 1fr 1fr; }
  .totop { justify-self: start; }
}
@media (max-width: 40rem) {
  body { font-size: 1rem; }
  .pains, .aud, .fgrid--2, .fgrid--3, .fgrid--4, .vgrid, .vgrid--2, .isbnwall, .orbit__nodes, .foot__in, .showcase__tabs { grid-template-columns: minmax(0, 1fr); }
  .showcase__tab span { display: none; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat { padding: 1.4rem 1.1rem; }
  .hero__ctas .btn { width: 100%; }
  .chip { font-size: 0.72rem; padding: 0.45rem 0.65rem 0.45rem 0.45rem; }
  .chip__ic { width: 1.7rem; height: 1.7rem; }
  .hero__visual { margin: 2.8rem 0.15rem 2.2rem; }
  .chip--1 { left: -1%; top: auto; bottom: 24%; }
  .chip--2 { right: -1%; top: -14%; }
  .chip--3, .chip--4 { display: none; }
  .chip--5 { right: 2%; bottom: -13%; }
  .track { padding: 1.3rem 1.2rem; overflow: visible; }
  .track ol { grid-template-columns: minmax(0, 1fr); min-width: 0; gap: 0.9rem; }
  .track ol::before, .track ol::after { left: 0.53rem; right: auto; top: 0.6rem; bottom: 0.6rem; width: 2px; height: auto; }
  .track ol::after { display: none; }
  .track li { flex-direction: row; gap: 0.9rem; text-align: left; }
  .code pre { overflow-x: visible; }
  .code .ln { white-space: pre-wrap; overflow-wrap: anywhere; }
  .mailbox { width: 100%; justify-content: center; }
  .cta__actions .btn { width: 100%; }
}

/* ------------------------------------------------------------------------------------------------------- sub-pages */
/* JournTech nedir?, Kullanım alanları, SSS (templates/page.html.j2): a dark page head, then plain reading text. */
.phead { padding-block: calc(var(--topbar-h) + clamp(2.5rem, 6vw, 4.5rem)) clamp(3rem, 7vw, 5rem); }
.phead__in { position: relative; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 0.4rem; font-size: 0.9rem; color: var(--on-dark-3); }
.crumbs li + li::before { content: "/"; margin-right: 0.4rem; color: var(--on-dark-3); }
.crumbs a { color: var(--sky-300); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.phead__title { margin-top: 1.1rem; font: 600 clamp(2.3rem, 5.2vw, 3.7rem)/1.07 var(--serif); letter-spacing: -0.022em;
  text-wrap: balance; }
.phead__lead { margin-top: 1.15rem; max-width: 46rem; font-size: clamp(1.08rem, 1.5vw, 1.25rem); color: var(--on-dark-2); }
.phead__body { padding-block: clamp(3rem, 7vw, 5rem); }
.doc { font-size: 1.0625rem; }
.doc__sec + .doc__sec { margin-top: clamp(2.2rem, 4vw, 3rem); }
.doc h2 { font: 600 clamp(1.45rem, 2.5vw, 1.95rem)/1.18 var(--serif); letter-spacing: -0.015em; text-wrap: balance; }
.doc__qa h2 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
.doc p { margin-top: 0.9rem; color: var(--ink-2); }
.doc a { color: var(--blue-ink); }
.doc__list { display: grid; gap: 0.9rem; margin: 1.2rem 0 0; }
.doc__list > div { padding: 1rem 1.2rem; border-radius: var(--r); background: #fff; border: 1px solid var(--line); }
.doc__list dt { font-weight: 650; color: var(--ink); }
.doc__list dd { margin: 0.25rem 0 0; color: var(--ink-2); }
.doc__more { display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; }
.doc__more a { display: inline-flex; align-items: center; gap: 0.35rem; font-weight: 600; text-decoration: none; }
.doc__more a:hover { text-decoration: underline; }
.doc__updated { margin-top: clamp(2.5rem, 5vw, 3.5rem); font-size: 0.9rem; color: var(--ink-3); }
.nav__links a[aria-current="page"] { color: #fff; text-decoration: underline; text-underline-offset: 0.35em; }