/* ============================================================
   DESIGN TOKENS — "The Assembly"
   ============================================================ */

:root {
  /* Color palette — Light base, high contrast */
  --color-bg:              #fafafa;
  --color-surface:         #f0f0f2;
  --color-border:          #e0e0e4;
  --color-text:            #1a1a1a;
  --color-text-secondary:  #5c5c66;
  --color-text-tertiary:   #9c9ca6;
  --color-black:           #000000;
  --color-white:           #ffffff;
  --color-accent:          #FF6B35;
  --color-accent-glow:     rgba(255, 107, 53, 0.15);
  --color-accent-light:    #FFF0E9;
  --color-dark:            #111116;
  --color-dark-surface:    #1a1a22;

  /* Gradient */
  --gradient-warm: linear-gradient(135deg, #FFD800 0%, #FF8205 40%, #FF6B35 60%, #E10500 100%);

  /* Typography — technical + human */
  --font-sans:     'Raleway', 'Segoe UI', sans-serif;
  --font-heading:  'Space Grotesk', 'Raleway', sans-serif;
  --font-mono:     'JetBrains Mono', 'Fira Code', monospace;
  --font-size-base: 16px;
  --line-height: 1.6;
  --line-height-heading: 1.08;

  /* Font scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.375rem;
  --text-2xl:  1.75rem;
  --text-3xl:  2.25rem;
  --text-4xl:  3.25rem;
  --text-5xl:  4rem;
  --text-6xl:  5rem;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-width: 980px;
  --reading-width:   720px;
  --header-height:   80px;

  /* Radii */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-pill: 999px;

  /* Corner brackets — "The Joint" */
  --bracket-size: 16px;
  --bracket-weight: 2px;
  --bracket-offset: 0px;
  --bracket-color: var(--color-border);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-reveal: 700ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================================
   RESET
   ============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + var(--space-6));
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}



/* ============================================================
   BASE TYPOGRAPHY
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: var(--line-height-heading);
  color: var(--color-text);
  letter-spacing: -0.02em;
}

p {
  margin-bottom: var(--space-4);
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  opacity: 0.65;
}

strong, b {
  font-weight: 600;
}

em, i {
  font-style: italic;
}

ul, ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

li {
  margin-bottom: var(--space-1);
}

blockquote {
  border: none;
  padding: var(--space-4) var(--space-6);
  color: var(--color-text-secondary);
  font-style: italic;
  margin: var(--space-6) 0;
  position: relative;
  --bracket-color: var(--color-accent);
  --bracket-size: 14px;
  --bracket-offset: 0px;
}

blockquote::before,
blockquote::after {
  content: '';
  position: absolute;
  inset: var(--bracket-offset);
  pointer-events: none;
}

blockquote::before {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

blockquote::after {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.35em;
}

pre {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  overflow-x: auto;
  margin-bottom: var(--space-4);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: var(--text-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-4);
}

th, td {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

th {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ============================================================
   DATA TAGS — monospace for technical elements
   ============================================================ */

.data-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ============================================================
   CORNER BRACKETS — "The Joint"
   ============================================================ */

.brackets {
  position: relative;
}

.brackets::before,
.brackets::after {
  content: '';
  position: absolute;
  inset: var(--bracket-offset);
  pointer-events: none;
  transition: inset var(--transition-slow), filter var(--transition-slow);
}

/* Top-left ⌜ and top-right ⌝ */
.brackets::before {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

/* Bottom-left ⌞ and bottom-right ⌟ */
.brackets::after {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

/* Hover: brackets tighten and glow */
.brackets:hover {
  --bracket-offset: -4px;
  --bracket-color: var(--color-accent);
}

.brackets:hover::before,
.brackets:hover::after {
  filter: drop-shadow(0 0 4px var(--color-accent-glow));
}

/* ============================================================
   SCROLL ANIMATIONS — "Slide & Lock"
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 700ms cubic-bezier(0.34, 1.56, 0.64, 1), transform 700ms cubic-bezier(0.34, 1.56, 0.64, 1);
  will-change: opacity, transform;
}

.reveal--from-right {
  transform: translateX(40px);
}

.reveal--from-bottom {
  transform: translateY(32px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateX(0) translateY(0);
}

.reveal--delay-1 { transition-delay: 150ms; }
.reveal--delay-2 { transition-delay: 300ms; }
.reveal--delay-3 { transition-delay: 450ms; }

/* Steps get staggered reveal */
.step.reveal:nth-child(1)  { transition-delay: 0ms; }
.step.reveal:nth-child(2)  { transition-delay: 80ms; }
.step.reveal:nth-child(3)  { transition-delay: 160ms; }
.step.reveal:nth-child(4)  { transition-delay: 240ms; }
.step.reveal:nth-child(5)  { transition-delay: 320ms; }
.step.reveal:nth-child(6)  { transition-delay: 400ms; }
.step.reveal:nth-child(7)  { transition-delay: 480ms; }
.step.reveal:nth-child(8)  { transition-delay: 560ms; }

/* ============================================================
   LAYOUT
   ============================================================ */

.container {
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.reading-width {
  max-width: var(--reading-width);
  margin-left: auto;
  margin-right: auto;
}

.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-main {
  flex: 1;
  padding-top: var(--header-height);
}


/* ============================================================
   HEADER
   ============================================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: none;
  z-index: 100;
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(250, 250, 250, 0.88);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-header__brand {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.015em;
  white-space: nowrap;
  flex-shrink: 0;
}

.site-header__brand:hover {
  opacity: 0.65;
}

.site-header__logo {
  height: 40px;
  width: auto;
  display: block;
}

/* ============================================================
   BURGER BUTTON — mobile only
   ============================================================ */

.burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.burger__line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  transform-origin: center;
}

.burger.is-open .burger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.burger.is-open .burger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.burger.is-open .burger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   NAV — mobile: fullscreen dropdown panel
   ============================================================ */

.site-nav__wrapper {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: rgba(250, 250, 250, 0.97);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-4) var(--space-6);
  z-index: 99;
}

.site-nav__wrapper.is-open {
  display: block;
}

.site-nav {
  display: flex;
  flex-direction: column;
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
}

.site-nav li {
  margin-bottom: 0;
}

.site-nav__link {
  display: block;
  padding: var(--space-4) 0;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: none;
  transition: color var(--transition-fast);
}

.site-nav__link:hover {
  color: var(--color-accent);
  opacity: 1;
}

.site-nav__link[aria-current="page"] {
  color: var(--color-text);
  font-weight: 600;
}

/* Nav CTA — accent button with brackets */
.site-nav__cta {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  text-decoration: none;
  background: var(--color-surface);
  position: relative;
  --bracket-size: 8px;
  --bracket-weight: 1.5px;
  --bracket-offset: -3px;
  --bracket-color: var(--color-accent);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.site-nav__cta::before,
.site-nav__cta::after {
  content: '';
  position: absolute;
  inset: var(--bracket-offset);
  pointer-events: none;
  transition: inset var(--transition-slow);
}

.site-nav__cta::before {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.site-nav__cta::after {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.site-nav__cta:hover {
  background: var(--color-accent);
  color: var(--color-white);
  opacity: 1;
  --bracket-offset: -1px;
}

/* ============================================================
   FOOTER — dark blueprint footer
   ============================================================ */

.site-footer {
  background: var(--color-surface);
  border-top: none;
  padding: var(--space-10) 0;
  margin-top: var(--space-16);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.site-footer__copy {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.site-footer__email {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.site-footer__email:hover {
  color: var(--color-accent);
  opacity: 1;
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.site-footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  text-decoration: none;
  transition: color var(--transition-fast);
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-sans);
  cursor: pointer;
  text-align: left;
  position: relative;
  z-index: 10;
}

.site-footer__link:hover {
  color: var(--color-accent);
  opacity: 1;
}

/* ============================================================
   HOMEPAGE — HERO
   ============================================================ */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  text-align: center;
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}

.hero__content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Floating network canvas */
.hero__network {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero__phrase {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Accent word highlight */
.hero__phrase .accent {
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  font-weight: 400;
  margin-bottom: var(--space-8);
  line-height: 1.6;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

/* Line zone — sits below hero content, contains pulse + scroll track */
.hero__line-zone {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  height: 160px;
  position: relative;
  flex-shrink: 0;
}

/* Pulsing line — visible on load, fades out on scroll */
.hero__pulse-line {
  width: 2px;
  height: 48px;
  background: var(--gradient-warm);
  border-radius: 1px;
  animation: heroPulse 2s ease-in-out infinite;
  transition: opacity 0.4s ease;
}

@keyframes heroPulse {
  0%, 100% { opacity: 0.2; transform: scaleY(0.5); transform-origin: top; }
  50%      { opacity: 1;   transform: scaleY(1);   transform-origin: top; }
}

.hero__pulse-line.is-hidden {
  opacity: 0;
}

/* Scroll track — grows downward on scroll, fades out at bottom */
.hero__scroll-track {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  /* Solid at top, dissolves at bottom before the journey heading */
  mask-image: linear-gradient(to bottom, black 0%, black 60%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 0%, black 60%, transparent 100%);
}

.hero__scroll-fill {
  position: absolute;
  inset: 0;
  background: var(--gradient-warm);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 50ms linear;
}

.hero__body {
  max-width: var(--reading-width);
  margin: 0 auto;
  text-align: left;
}

.hero__body h2 {
  font-size: var(--text-xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.hero__body h3 {
  font-size: var(--text-lg);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

/* ============================================================
   HOMEPAGE — JOURNEY TIMELINE
   ============================================================ */

.journey {
  padding: var(--space-16) 0 var(--space-24);
  position: relative;
  background: var(--color-white);
}

.journey .container {
  position: relative;
}

.journey__heading {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  text-align: center;
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 2;
}

.journey__subheading {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  text-align: center;
  margin-bottom: var(--space-12);
  font-weight: 400;
  letter-spacing: 0.02em;
  position: relative;
  z-index: 2;
}

/* Vertical connecting line */
/* Sharp line — hidden in the heading zone */
.journey__line {
  position: absolute;
  left: 19px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
  overflow: hidden;
  /* Invisible in heading zone, sharp below it */
  mask-image: linear-gradient(to bottom, transparent 0%, transparent 140px, black 160px, black 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, transparent 140px, black 160px, black 100%);
}

/* Blurred duplicate — only visible in the heading zone */
.journey__line-blur {
  position: absolute;
  left: 19px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
  filter: blur(3px);
  pointer-events: none;
  /* Visible in heading zone, fades out before the sharp line takes over */
  mask-image: linear-gradient(to bottom, black 0%, black 110px, transparent 160px, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 0%, black 110px, transparent 160px, transparent 100%);
}

.journey__line-fill {
  position: absolute;
  inset: 0;
  background: var(--gradient-warm);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 50ms linear;
}

.journey__steps {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  position: relative;
}

/* Each step */
.step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  margin-bottom: 0;
}

/* Numbered circle marker */
.step__marker {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  transition: all var(--transition-slow);
}

.step:not(.step--soon):hover .step__marker {
  background: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: 0 0 24px var(--color-accent-glow);
}

.step--soon .step__marker {
  background: var(--color-surface);
  border-color: var(--color-border);
  opacity: 0.5;
}

.step__number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
  letter-spacing: 0.02em;
}

.step:not(.step--soon):hover .step__number {
  color: var(--color-white);
}

.step--soon .step__number {
  color: var(--color-text-tertiary);
}

/* Card content — open borders with bracket corners */
.step__card {
  flex: 1;
  padding: var(--space-5) var(--space-6);
  background: var(--color-white);
  border: none;
  border-radius: 0;
  position: relative;
  --bracket-offset: 0px;
  --bracket-color: var(--color-border);
  transition: box-shadow var(--transition-slow);
}

.step__card::before,
.step__card::after {
  content: '';
  position: absolute;
  inset: var(--bracket-offset);
  pointer-events: none;
  transition: inset var(--transition-slow);
}

.step__card::before {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.step__card::after {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.step:not(.step--soon) .step__card:hover {
  --bracket-offset: -6px;
  --bracket-color: var(--color-accent);
  box-shadow: 0 0 24px var(--color-accent-glow);
}

.step--soon .step__card {
  opacity: 0.4;
}

.step__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.step__question {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-3);
}

.step__actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}

.step__btn {
  display: inline-block;
  padding: 0.45rem 1.1rem;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: 0;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-base);
}

.step__btn:hover {
  opacity: 1;
}

.step__btn--solid {
  background: var(--color-accent);
  color: var(--color-white);
}

.step__btn--solid:hover {
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
}

.step__btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.step__btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.step__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ============================================================
   HOMEPAGE — RECENT POSTS
   ============================================================ */

.recent-posts {
  padding: var(--space-12) 0 var(--space-16);
  border-top: 1px solid var(--color-border);
}

.recent-posts__heading {
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-8);
  text-align: center;
}

.posts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

/* ============================================================
   POST CARD
   ============================================================ */

.post-card {
  background: var(--color-white);
  border: none;
  border-radius: 0;
  padding: var(--space-5);
  text-decoration: none;
  display: block;
  position: relative;
  --bracket-offset: 0px;
  --bracket-color: var(--color-border);
  transition: box-shadow var(--transition-slow);
}

.post-card::before,
.post-card::after {
  content: '';
  position: absolute;
  inset: var(--bracket-offset);
  pointer-events: none;
  transition: inset var(--transition-slow);
}

.post-card::before {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.post-card::after {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.post-card:hover {
  --bracket-offset: -6px;
  --bracket-color: var(--color-accent);
  box-shadow: 0 0 24px var(--color-accent-glow);
  opacity: 1;
}

.post-card__date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: var(--space-2);
}

.post-card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.post-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================================
   SINGLE PAGE / ARTICLE
   ============================================================ */

.page-header {
  padding: var(--space-10) 0 var(--space-8);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
}

.page-header__title {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-3);
}

.page-header__meta {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.tool-name {
  font-family: var(--font-mono);
  font-size: 0.65em;
  font-weight: 500;
  color: var(--color-accent);
  text-decoration: none;
  margin-left: var(--space-3);
  letter-spacing: 0.02em;
  transition: opacity var(--transition-fast);
}

.tool-name:hover {
  opacity: 0.7;
}

.page-content {
  padding-bottom: var(--space-16);
}

.page-content a:not(.btn) {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  transition: opacity var(--transition-fast);
}

.page-content a:not(.btn):hover {
  opacity: 0.7;
}

.page-content h2 {
  font-size: var(--text-xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.page-content h3 {
  font-size: var(--text-lg);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.page-content h4 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

/* Blueprint sections for convictions page */
.page-content strong {
  font-weight: 600;
}

/* ============================================================
   BLOG LIST PAGE
   ============================================================ */

.list-header {
  padding: var(--space-10) 0 var(--space-6);
}

.list-header__title {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-3);
}

.list-header__description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
}

.posts-list {
  padding: var(--space-2) 0 var(--space-16);
}

.post-card--list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-5) 0;
  background: none;
  border: none;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;
  box-shadow: none;
}

.post-card--list:first-child {
  border-top: 1px solid var(--color-border);
}

.post-card--list:hover {
  background: none;
  box-shadow: none;
  border-color: var(--color-border);
  transform: none;
  opacity: 1;
}

.post-card--list:hover .post-card__title {
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.post-card--list .post-card__date {
  order: -1;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-tertiary);
  margin-bottom: 0;
}

.post-card--list .post-card__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.post-card--list .post-card__excerpt {
  -webkit-line-clamp: 2;
}

/* ============================================================
   BACK LINK
   ============================================================ */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  margin-bottom: var(--space-6);
  transition: color var(--transition-fast);
}

.back-link:hover {
  color: var(--color-accent);
  opacity: 1;
}

/* ============================================================
   BUTTON SHORTCODE
   ============================================================ */

.btn-wrapper {
  margin: var(--space-6) 0;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 500;
  text-decoration: none;
  border-radius: 0;
  border: none;
  cursor: pointer;
  transition: box-shadow var(--transition-base);
  line-height: 1;
  white-space: nowrap;
  position: relative;
  --bracket-size: 10px;
  --bracket-weight: 2px;
  --bracket-offset: -4px;
  --bracket-color: var(--color-accent);
}

.btn::before,
.btn::after {
  content: '';
  position: absolute;
  inset: var(--bracket-offset);
  pointer-events: none;
  transition: inset var(--transition-slow);
}

.btn::before {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) top right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.btn::after {
  background:
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom left / var(--bracket-weight) var(--bracket-size) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-size) var(--bracket-weight) no-repeat,
    linear-gradient(var(--bracket-color), var(--bracket-color)) bottom right / var(--bracket-weight) var(--bracket-size) no-repeat;
}

.btn:hover {
  color: var(--color-white);
  box-shadow: 0 0 20px rgba(255, 107, 53, 0.3);
  --bracket-offset: -2px;
}

/* ============================================================
   CONVICTIONS PAGE — "The Assembly" modular system
   ============================================================ */

.assembly {
  padding-bottom: var(--space-24);
}

/* Hero */
.assembly__hero {
  padding: var(--space-16) 0 var(--space-12);
}

/* Hero variant with canvas background */
.assembly__hero--canvas {
  position: relative;
  overflow: hidden;
  min-height: 240px;
}

.crosslines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.assembly__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  letter-spacing: 0.08em;
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
}

.assembly__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
}

.assembly__title--blog {
  font-size: var(--text-2xl);
  letter-spacing: -0.03em;
  line-height: 1.08;
}

/* Grid of units */
.assembly__grid {
  max-width: var(--reading-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

/* ---- Each unit: title block + seam + body block ---- */
.assembly__unit {
  position: relative;
}

/* SVG L-bracket joints at corners */
.assembly__joint {
  position: absolute;
  color: var(--color-border);
  z-index: 2;
  transition: color 0.5s ease;
}

.assembly__joint--tl { top: -10px; left: -10px; }
.assembly__joint--tr { top: -10px; right: -10px; }
.assembly__joint--bl { bottom: -10px; left: -10px; }
.assembly__joint--br { bottom: -10px; right: -10px; }

/* Joints glow on connection */
.assembly__unit.is-connected .assembly__joint {
  color: var(--color-accent);
  transition: color 0.3s ease;
}

/* Joints settle back after glow */
.assembly__unit.is-settled .assembly__joint {
  color: var(--color-border);
  transition: color 1s ease 0.3s;
}

/* Hover: re-highlight settled units */
.assembly__unit.is-settled:hover .assembly__joint {
  color: var(--color-accent);
  transition: color 0.2s ease;
}

.assembly__unit.is-settled:hover .assembly__block {
  border-color: var(--color-accent);
  transition: border-color 0.2s ease;
}

.assembly__unit.is-settled:hover .assembly__seam::after {
  animation: none;
  transform: scaleX(1);
  opacity: 0.4;
}

/* ---- Title block ---- */
.assembly__block {
  border: 1px solid var(--color-border);
  position: relative;
}

.assembly__block--title {
  padding: var(--space-6) var(--space-6) var(--space-5);
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
}

.assembly__index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.assembly__heading {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-text);
}

/* ---- The seam: shared border between title and body ---- */
.assembly__seam {
  height: 0;
  position: relative;
  z-index: 3;
}

.assembly__seam::after {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  pointer-events: none;
}

/* Seam lights up on connection — expands from center */
.assembly__unit.is-connected .assembly__seam::after {
  animation: seamFlash 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes seamFlash {
  0%   { transform: scaleX(0); opacity: 1; }
  40%  { transform: scaleX(1); opacity: 1; }
  70%  { transform: scaleX(1); opacity: 0.6; }
  100% { transform: scaleX(1); opacity: 0; }
}

/* ---- Body block ---- */
.assembly__block--body {
  padding: var(--space-5) var(--space-6) var(--space-6);
  border-top: none;
}

/* Body starts detached — slides up to dock */
.assembly__dock {
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1),
              opacity 0.4s ease;
}

.assembly__unit.is-docked .assembly__dock {
  transform: translateY(0);
  opacity: 1;
}

/* Borders flash on connection */
.assembly__unit.is-connected .assembly__block {
  border-color: var(--color-accent);
  transition: border-color 0.15s ease;
}

.assembly__unit.is-settled .assembly__block {
  border-color: var(--color-border);
  transition: border-color 1s ease 0.3s;
}

/* ---- Body content ---- */
.assembly__body {
  padding-bottom: 0;
}

.assembly__body p:last-child {
  margin-bottom: 0;
}

.assembly__body a:not(.btn) {
  color: var(--color-accent);
  font-weight: 500;
}

/* Technical data tags — monospace pills */
.assembly__body strong {
  font-weight: 600;
}

/* Last unit (CTA) — no blocks, just centered text */
.assembly__unit:last-child {
  text-align: center;
}

.assembly__unit:last-child .assembly__block {
  border: none;
}

.assembly__unit:last-child .assembly__joint {
  display: none;
}

.assembly__unit:last-child .assembly__block--title {
  justify-content: center;
  padding: var(--space-4) 0;
}

.assembly__unit:last-child .assembly__index {
  display: none;
}

.assembly__unit:last-child .assembly__body {
  max-width: 480px;
  margin: 0 auto;
}

/* ---- Desktop ---- */
@media (min-width: 640px) {
  .assembly__grid {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 768px) {

  .assembly__hero {
    padding: var(--space-24) 0 var(--space-16);
  }

  .assembly__title {
    font-size: var(--text-5xl);
  }

  .assembly__title--blog {
    font-size: var(--text-3xl);
  }

  .assembly__heading {
    font-size: var(--text-2xl);
  }

  /* Alternate offset for visual rhythm */
  .assembly__unit:nth-child(odd) {
    margin-right: 15%;
  }

  .assembly__unit:nth-child(even) {
    margin-left: 15%;
  }

  /* Last unit always centered */
  .assembly__unit:last-child {
    margin-left: 0;
    margin-right: 0;
  }
}

/* ============================================================
   APPLICATIONS PAGE — 4-piece Assembly system
   ============================================================ */

.applications__content {
  padding-bottom: var(--space-16);
  max-width: var(--container-width);
  margin: 0 auto;
}

.applications__content > .container > p:first-child {
  text-align: center;
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto var(--space-12);
}

/* Hide original hrs — replaced by assembly units */
.applications__content hr { display: none; }

/* ---- App Assembly unit ---- */
.app-assembly {
  position: relative;
  margin-bottom: var(--space-20);
  padding: 0 var(--space-4);
  scroll-margin-top: calc(var(--header-height) + var(--space-6));
}

/* SVG joints at corners — reuse from convictions */
.app-assembly .assembly__joint {
  color: var(--color-border);
  transition: color 0.5s ease;
}
.app-assembly.is-connected .assembly__joint { color: var(--color-accent); }
.app-assembly.is-settled .assembly__joint { color: var(--color-border); transition: color 1s ease 0.3s; }

/* Hover: re-highlight settled units */
.app-assembly.is-settled:hover .assembly__joint { color: var(--color-accent); transition: color 0.2s ease; }
.app-assembly.is-settled:hover .app-assembly__tile { border-color: var(--color-accent); transition: border-color 0.2s ease; }
.app-assembly.is-settled:hover .app-assembly__seam::after { animation: none; transform: scaleX(1); opacity: 0.4; }

/* ---- Tiles ---- */
.app-assembly__tile {
  border: 1px solid var(--color-border);
  transition: border-color 0.3s ease;
}

.app-assembly.is-connected .app-assembly__tile { border-color: var(--color-accent); }
.app-assembly.is-settled .app-assembly__tile { border-color: var(--color-border); transition: border-color 1s ease 0.3s; }

/* Title tile */
.app-assembly__tile--title {
  padding: var(--space-6);
}

.app-assembly__tile--title h2 {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-2);
}

.app-assembly__tile--title .tool-name {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-left: var(--space-2);
}

.app-assembly__tile--title .tool-name:hover {
  opacity: 0.7;
}

.app-assembly__intro {
  color: var(--color-text-secondary);
  margin-top: var(--space-3);
  margin-bottom: 0;
}

/* ---- Seam between tiles ---- */
.app-assembly__seam {
  height: 0;
  position: relative;
  z-index: 3;
}

.app-assembly__seam::after {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  pointer-events: none;
}

/* First seam flashes with trio */
.app-assembly.is-connected .app-assembly__seam:first-of-type::after {
  animation: seamFlash 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Second seam flashes with approach */
.app-assembly.is-connected-2 .app-assembly__seam:last-of-type::after {
  animation: seamFlash 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ---- Trio: 3 sections side by side ---- */
.app-assembly__trio {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.app-assembly__tile--section {
  padding: var(--space-5) var(--space-6);
  border-top: none;
}

.app-assembly__tile--section + .app-assembly__tile--section {
  border-top: 1px solid var(--color-border);
}

.app-assembly__section-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.app-assembly__tile--section p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ---- Approach tile ---- */
.app-assembly__tile--approach {
  padding: var(--space-6);
  border-top: none;
}

.app-assembly__tile--approach h3 {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-4);
}

.app-assembly__tile--approach h4 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.app-assembly__tile--approach p > strong:first-child {
  font-family: var(--font-heading);
  letter-spacing: -0.01em;
}

.app-assembly__tile--approach a:not(.btn):not(.tool-name) {
  color: var(--color-accent);
  font-weight: 500;
}

.app-assembly__tile--approach .btn-wrapper {
  text-align: center;
  margin: var(--space-8) 0 var(--space-4);
}

.app-assembly__tile--approach table {
  margin: var(--space-6) 0;
}

.app-assembly__tile--approach pre.mermaid {
  background: none;
  border: none;
  padding: var(--space-6) 0;
  text-align: center;
  overflow-x: auto;
}

/* ---- Dock animations ---- */
.app-assembly__dock {
  transform: translateY(24px);
  opacity: 0;
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1),
              opacity 0.4s ease;
}

.app-assembly.is-docked .app-assembly__dock:not(.app-assembly__dock--2) {
  transform: translateY(0);
  opacity: 1;
}

.app-assembly__dock--2 {
  transform: translateY(24px);
  opacity: 0;
}

.app-assembly.is-docked-2 .app-assembly__dock--2 {
  transform: translateY(0);
  opacity: 1;
}

/* Title tile fades in */
.app-assembly__tile--title {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.app-assembly.is-title-visible .app-assembly__tile--title {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Desktop: trio becomes 3 columns ---- */
@media (min-width: 640px) {
  .app-assembly {
    padding: 0 var(--space-6);
  }

  .app-assembly__trio {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .app-assembly__tile--section + .app-assembly__tile--section {
    border-top: none;
    border-left: 1px solid var(--color-border);
  }
}

@media (min-width: 768px) {
  .app-assembly__tile--title h2 {
    font-size: var(--text-3xl);
  }
}

/* ============================================================
   CONTACT FORM
   ============================================================ */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-6);
  position: relative;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-label {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;
  transition: border-color var(--transition-fast);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-textarea:focus {
  border-bottom-color: var(--color-accent);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-tertiary);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  border: 1px solid var(--color-border);
  padding: 0.75rem;
}

.form-textarea:focus {
  border-color: var(--color-accent);
}

/* ---- Form Assembly: tiled blocks ---- */
.form-assembly {
  position: relative;
}

.form-tile {
  border: 1px solid var(--color-border);
  padding: var(--space-5) var(--space-6);
  position: relative;
  transition: border-color 0.3s ease;
}

.form-tile + .form-tile {
  border-top: none;
}

.form-tile__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}

.form-tile__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

/* Seam between tiles */
.form-assembly__seam {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 2;
}

.form-assembly__seam::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
}

.form-tile.is-connected .form-assembly__seam::after {
  animation: seamFlash 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Dock animation */
.form-tile--dock {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.3s ease;
}

.form-tile--dock.is-docked {
  opacity: 1;
  transform: translateY(0);
}

/* Connection flash */
.form-tile.is-connected {
  border-color: var(--color-accent);
}

.form-tile.is-settled {
  border-color: var(--color-border);
  transition: border-color 1s ease 0.3s;
}

/* Hover re-highlight */
.form-tile.is-settled:hover {
  border-color: var(--color-accent);
  transition: border-color 0.2s ease;
}

/* SVG joints around the whole form */
.form-assembly__joints {
  position: absolute;
  inset: -10px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.form-assembly__joints.is-visible {
  opacity: 1;
}

.form-assembly__joints .assembly__joint {
  color: var(--color-border);
}

/* Submit area */
.form-assembly__submit {
  margin-top: var(--space-6);
}

@media (min-width: 640px) {
  .form-tile__row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-message {
  margin-top: var(--space-6);
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--color-accent);
  font-size: var(--text-sm);
  color: var(--color-accent);
}

.form-message--error {
  border-color: #c0392b;
  color: #c0392b;
}

/* ============================================================
   TARTEAUCITRON OVERRIDES
   ============================================================ */

/* Force-hide tarteaucitron floating elements we never want visible */
#tarteaucitronRoot #tarteaucitronIcon,
#tarteaucitronRoot #tarteaucitronAlertSmall {
  display: none !important;
  pointer-events: none !important;
}

/* Let tarteaucitron manage #tarteaucitronAlertBig visibility natively:
   - First visit: tarteaucitron shows it → user clicks accept/deny → tarteaucitron hides it
   - Subsequent visits: hidden (consent stored in cookie)
   - Footer "Choix des cookies": JS reopens it via tarteaucitron API */

#tarteaucitronRoot #tarteaucitronAlertBig {
  font-family: var(--font-sans) !important;
  font-size: 13px !important;
  padding: 16px 20px 24px !important;
  box-sizing: border-box !important;
  width: 100% !important;
  max-width: 100% !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 10px !important;
}

#tarteaucitronRoot #tarteaucitronAlertBig #tarteaucitronDisclaimerAlert {
  font-size: 13px !important;
  margin: 0 !important;
  padding: 0 !important;
  text-align: left !important;
  width: auto !important;
  flex: 1 1 auto !important;
}

#tarteaucitronRoot #tarteaucitronAlertBig button,
#tarteaucitronRoot #tarteaucitronAlertBig #tarteaucitronCloseAlert,
#tarteaucitronRoot #tarteaucitronAlertBig #tarteaucitronPersonalize,
#tarteaucitronRoot #tarteaucitronAlertBig #tarteaucitronAllDenied2 {
  font-family: var(--font-sans) !important;
  font-size: 12px !important;
  padding: 6px 14px !important;
  border-radius: 999px !important;
  margin: 0 4px !important;
  white-space: nowrap !important;
}

#tarteaucitronRoot #tarteaucitronAlertBig #tarteaucitronPrivacyUrl,
#tarteaucitronRoot #tarteaucitronAlertBig #tarteaucitronPrivacyUrlDialog {
  font-size: 12px !important;
  white-space: nowrap !important;
}

/* ============================================================
   MERMAID DIAGRAMS — Assembly style
   ============================================================ */

pre.mermaid {
  background: none;
  border: none;
  padding: var(--space-8) 0;
  text-align: center;
  overflow-x: auto;
}

/* Node boxes: sharp, no rounded corners, 1px border */
pre.mermaid svg .node rect,
pre.mermaid svg .node polygon,
pre.mermaid svg .node circle {
  rx: 0 !important;
  ry: 0 !important;
  stroke-width: 1px !important;
  stroke: var(--color-border) !important;
  fill: var(--color-white) !important;
}

/* Accent nodes (first and last in flows) */
pre.mermaid svg .node:first-child rect,
pre.mermaid svg .node:first-child polygon {
  stroke: var(--color-accent) !important;
  fill: var(--color-accent-light) !important;
}

pre.mermaid svg .node:last-child rect,
pre.mermaid svg .node:last-child polygon {
  stroke: var(--color-accent) !important;
  fill: var(--color-accent-light) !important;
}

/* Node text: monospace */
pre.mermaid svg .node .nodeLabel,
pre.mermaid svg .node foreignObject div {
  font-family: var(--font-mono) !important;
  font-size: 12px !important;
  color: var(--color-text) !important;
  line-height: 1.4 !important;
}

/* Edges: straight lines, 1px, grey */
pre.mermaid svg .edgePath path.path {
  stroke: var(--color-border) !important;
  stroke-width: 1px !important;
}

/* Arrowheads */
pre.mermaid svg marker path {
  fill: var(--color-border) !important;
  stroke: none !important;
}

/* Edge labels */
pre.mermaid svg .edgeLabel {
  font-family: var(--font-mono) !important;
  font-size: 11px !important;
  color: var(--color-text-secondary) !important;
}

pre.mermaid svg .edgeLabel .edgeLabel {
  background: var(--color-bg) !important;
}

/* Hide subgraph borders used for layout */
pre.mermaid svg .cluster rect {
  fill: transparent !important;
  stroke: none !important;
}

pre.mermaid svg .cluster .nodeLabel,
pre.mermaid svg .cluster-label {
  display: none !important;
}

/* ============================================================
   UTILITY
   ============================================================ */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

/* ============================================================
   TABLET — min-width: 640px
   ============================================================ */

@media (min-width: 640px) {

  .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }

  .step__title {
    font-size: var(--text-xl);
  }

  .hero__phrase {
    font-size: var(--text-4xl);
  }

  .hero__subtitle {
    font-size: var(--text-lg);
    max-width: 560px;
  }

  .journey__heading {
    font-size: var(--text-3xl);
  }

  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .recent-posts__heading {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-10);
  }

  .post-card {
    padding: var(--space-6);
  }

  .page-header {
    padding: var(--space-12) 0 var(--space-10);
    margin-bottom: var(--space-10);
  }

  .page-header__title {
    font-size: var(--text-3xl);
  }

  .list-header {
    padding: var(--space-12) 0 var(--space-6);
  }

  .list-header__title {
    font-size: var(--text-3xl);
  }

  .list-header__description {
    font-size: var(--text-lg);
  }

  .post-card--list {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-6);
  }

  .post-card--list .post-card__date {
    order: 0;
    flex-shrink: 0;
    text-transform: none;
    letter-spacing: normal;
    font-size: var(--text-sm);
  }

  .post-card--list .post-card__title {
    font-size: var(--text-xl);
  }

  .site-footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* ============================================================
   DESKTOP — min-width: 768px
   ============================================================ */

@media (min-width: 768px) {

  :root {
    --font-size-base: 17px;
  }

  .burger {
    display: none;
  }

  .site-nav__wrapper {
    display: block;
    position: static;
    background: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    padding: 0;
  }

  .site-nav {
    flex-direction: row;
    align-items: center;
    gap: var(--space-8);
  }

  .site-nav__link {
    display: inline-flex;
    align-items: center;
    padding: 0;
    font-size: var(--text-sm);
    font-weight: 400;
    border-bottom: none;
  }

  .site-nav li:last-child .site-nav__link {
    border-bottom: none;
  }

  .site-nav__cta {
    font-size: var(--text-sm);
  }

  /* ---- SERPENTINE TIMELINE (desktop) ---- */

  .journey .container {
    max-width: 860px;
  }

  .journey__line {
    left: 50%;
    transform: translateX(-50%);
    mask-image: linear-gradient(to bottom, transparent 0%, transparent 240px, black 280px, black 100%);
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, transparent 240px, black 280px, black 100%);
  }

  .journey__line-blur {
    left: 50%;
    transform: translateX(-50%);
    mask-image: linear-gradient(to bottom, black 0%, black 200px, transparent 280px, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 0%, black 200px, transparent 280px, transparent 100%);
  }

  .journey__steps {
    gap: var(--space-8);
  }

  .step {
    display: grid;
    grid-template-columns: 1fr 56px 1fr;
    gap: 0;
    align-items: center;
  }

  .step__marker {
    grid-column: 2;
    grid-row: 1;
    justify-self: center;
    width: 48px;
    height: 48px;
  }

  .step:nth-child(odd) .step__card {
    grid-column: 1;
    grid-row: 1;
    margin-right: var(--space-4);
  }

  .step:nth-child(even) .step__card {
    grid-column: 3;
    grid-row: 1;
    margin-left: var(--space-4);
  }

  /* Hero desktop sizing */
  .hero__phrase {
    font-size: var(--text-6xl);
    letter-spacing: -0.035em;
  }

  .hero__subtitle {
    font-size: var(--text-xl);
    max-width: 600px;
  }

  .journey__heading {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
  }

  .journey__subheading {
    margin-bottom: var(--space-16);
  }

  .hero__body h2 {
    font-size: var(--text-2xl);
    margin-top: var(--space-12);
  }

  .hero__body h3 {
    font-size: var(--text-xl);
    margin-top: var(--space-8);
  }

  .recent-posts {
    padding: var(--space-16) 0 var(--space-24);
  }

  .page-header {
    padding: var(--space-16) 0 var(--space-12);
    margin-bottom: var(--space-12);
  }

  .page-header__title {
    font-size: var(--text-3xl);
  }

  .page-content {
    padding-bottom: var(--space-24);
  }

  .page-content h2 {
    font-size: var(--text-2xl);
    margin-top: var(--space-12);
  }

  .page-content h3 {
    font-size: var(--text-xl);
    margin-top: var(--space-8);
  }

  .list-header {
    padding: var(--space-16) 0 var(--space-8);
  }

  .site-footer {
    margin-top: 0;
  }
}

/* ============================================================
   WIDE DESKTOP — min-width: 980px
   ============================================================ */

@media (min-width: 980px) {

  .posts-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}