/* ============================================================
   CYLIO DESIGN SYSTEM
   Typography-first, light mode, zero images
   ============================================================ */

/* --- Reset --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
a { color: inherit; }
ul, ol { list-style: none; }
button { background: none; border: none; cursor: pointer; }

/* --- Page Loader --- */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
}

.page-loader__panel {
  position: absolute;
  left: 0;
  right: 0;
  background: #111111;
  will-change: transform;
}

.page-loader__panel--top {
  top: 0;
  height: 50vh;
}

.page-loader__panel--bottom {
  bottom: 0;
  height: 50vh;
}

/* Subtle noise texture on panels */
.page-loader__panel::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  pointer-events: none;
}

.page-loader__content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  pointer-events: none;
}

.page-loader__wordmark {
  font-family: 'Metro Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: clamp(3.5rem, 11vw, 8rem);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  line-height: 1;
  color: #fafafa;
  user-select: none;
  will-change: transform, opacity;
  display: inline-flex;
  align-items: center;
  gap: 0.12em;
}

.page-loader__wordmark::after {
  content: '';
  width: 0.18em;
  height: 0.18em;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
  opacity: 0.7;
}

.page-loader__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
  padding: 0 clamp(1.5rem, 4vw, 4rem) clamp(2rem, 4vh, 3rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  pointer-events: none;
}

.page-loader__counter {
  font-family: 'Metro Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #fafafa;
  font-variant-numeric: tabular-nums;
  opacity: 0;
  will-change: opacity;
}

.page-loader__line {
  width: 100%;
  height: 1px;
  background: rgba(250, 250, 250, 0.15);
  position: relative;
  overflow: hidden;
}

.page-loader__line-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  background: rgba(250, 250, 250, 0.6);
  transform-origin: left;
  transform: scaleX(0);
  will-change: transform;
}

/* Scanning pulse effect */
.page-loader__line::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, transparent, rgba(250, 250, 250, 0.5), transparent);
  filter: blur(2px);
  opacity: 0;
  z-index: 1;
  animation: page-loader-scan 2s ease-in-out infinite;
}

@keyframes page-loader-scan {
  0% { transform: translateX(-80px); opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { transform: translateX(calc(100vw + 80px)); opacity: 0; }
}

/* Body scroll lock when loader is active */
html.page-loader-active { overflow: hidden; }

/* Reduced motion: no animations, loader handled by JS */
@media (prefers-reduced-motion: reduce) {
  .page-loader__line::before { animation: none; display: none; }
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .page-loader__wordmark { font-size: clamp(2.25rem, 13vw, 4rem); }
  .page-loader__progress { padding-bottom: clamp(1.5rem, 3vh, 2rem); }
}

/* --- Font Faces --- */
@font-face {
  font-family: 'Playfair Display';
  src: url('/assets/fonts/PlayfairDisplay-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Playfair Display';
  src: url('/assets/fonts/PlayfairDisplay-Italic-400.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Metro Sans';
  src: url('/assets/fonts/MetroSans-Book.woff2') format('woff2'),
       url('/assets/fonts/MetroSans-Book.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Metro Sans';
  src: url('/assets/fonts/MetroSans-Regular.woff2') format('woff2'),
       url('/assets/fonts/MetroSans-Regular.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Metro Sans';
  src: url('/assets/fonts/MetroSans-Bold.woff2') format('woff2'),
       url('/assets/fonts/MetroSans-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* --- Design Tokens --- */
:root {
  /* Colors */
  --c-bg: #fafafa;
  --c-bg-alt: #f0f0f0;
  --c-surface: #ffffff;
  --c-text: #111111;
  --c-text-secondary: #555555;
  --c-text-muted: #999999;
  --c-text-subtle: #cccccc;
  --c-border: rgba(0, 0, 0, 0.1);
  --c-border-strong: rgba(0, 0, 0, 0.2);
  --c-hover: rgba(0, 0, 0, 0.03);
  --c-accent: #3d5a80;
  --c-accent-hover: #293f5c;
  --c-accent-light: rgba(61, 90, 128, 0.15);

  /* Typography Scale (fluid) */
  --fs-display: clamp(3.5rem, 9vw, 9rem);
  --fs-h1: clamp(2.5rem, 6vw, 5rem);
  --fs-h2: clamp(2rem, 4vw, 3.25rem);
  --fs-h3: clamp(1.5rem, 2.5vw, 2rem);
  --fs-h4: clamp(1.125rem, 1.5vw, 1.375rem);
  --fs-body: clamp(1rem, 1.1vw, 1.125rem);
  --fs-body-lg: clamp(1.125rem, 1.3vw, 1.3rem);
  --fs-small: 0.875rem;
  --fs-label: 0.75rem;

  /* Font Families */
  --ff-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --ff-sans: 'Metro Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;
  --space-section: clamp(6rem, 14vh, 12rem);

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 720px;
  --gutter: clamp(1.5rem, 4vw, 4rem);

  /* Animation */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 200ms;
  --dur-normal: 500ms;
  --dur-slow: 900ms;
}

/* --- Base --- */
::selection {
  background: var(--c-accent-light);
  color: var(--c-accent);
}

body {
  font-family: var(--ff-sans);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--c-text);
  background-color: var(--c-bg);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-serif);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-text);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p { max-width: 65ch; }

.display {
  font-family: var(--ff-serif);
  font-size: var(--fs-display);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 400;
}

/* --- Label (uppercase small text) --- */
.label {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--c-text-muted);
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container--narrow {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: var(--space-section) 0;
}

.section--bordered {
  border-top: 1px solid var(--c-border);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) 0;
  padding-top: max(var(--space-md), env(safe-area-inset-top));
}

.nav.scrolled {
  background-color: rgba(250, 250, 250, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.nav__logo {
  font-family: var(--ff-sans);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  text-decoration: none;
  color: var(--c-text);
  display: inline-flex;
  align-items: center;
  gap: 0.12em;
  line-height: 1;
}

.nav__logo::after {
  content: '';
  width: 0.22em;
  height: 0.22em;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  gap: var(--space-md);
}

.nav__link {
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  font-weight: 500;
  text-decoration: none;
  color: var(--c-text-secondary);
  letter-spacing: 0.02em;
  transition: color var(--dur-fast) var(--ease-out);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--c-text);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur-normal) var(--ease-out);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--c-accent);
}

.nav__link:hover::after,
.nav__link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
  background: var(--c-accent);
}

/* Mobile menu button */
.nav__toggle {
  display: none;
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-text);
  padding: 12px 16px;
  min-height: 44px;
  min-width: 44px;
}

/* Full-screen mobile overlay */
.nav__overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--c-bg);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  transition: opacity var(--dur-normal) var(--ease-out);
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.nav__overlay.is-open {
  display: flex;
  opacity: 1;
}

.nav__overlay-link {
  font-family: var(--ff-serif);
  font-size: var(--fs-h1);
  text-decoration: none;
  color: var(--c-text);
  transition: opacity var(--dur-fast) var(--ease-out);
}

.nav__overlay-link:hover,
.nav__overlay-link.is-active {
  opacity: 1;
  color: var(--c-accent);
}

.nav__overlay-close {
  position: absolute;
  top: var(--space-md);
  right: var(--gutter);
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-text);
  padding: 12px 16px;
  min-height: 44px;
  min-width: 44px;
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-2xl) 0 var(--space-xl);
}

.hero__subtitle {
  font-family: var(--ff-sans);
  font-size: var(--fs-body-lg);
  color: var(--c-text-secondary);
  margin-top: var(--space-md);
  max-width: 50ch;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.hero__scroll-text {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--c-text-muted);
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: var(--c-text-muted);
  animation: scroll-line 2s var(--ease-in-out) infinite;
}

@keyframes scroll-line {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* --- Service Item --- */
.service-list {
  display: flex;
  flex-direction: column;
}

.service-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-md);
  align-items: baseline;
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--c-border);
  text-decoration: none;
  transition: padding-left var(--dur-normal) var(--ease-out);
}

.service-item:last-child {
  border-bottom: 1px solid var(--c-border);
}

.service-item:hover {
  padding-left: var(--space-sm);
}

.service-item__number {
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  color: var(--c-text-muted);
  font-weight: 500;
}

.service-item__name {
  font-family: var(--ff-serif);
  font-size: var(--fs-h2);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.service-item__desc {
  grid-column: 2;
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  max-width: 55ch;
  margin-top: var(--space-xs);
}

/* --- Work/Portfolio List --- */
.work-item {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--c-border);
  text-decoration: none;
  display: block;
  transition: padding-left var(--dur-normal) var(--ease-out);
}

.work-item:last-child {
  border-bottom: 1px solid var(--c-border);
}

.work-item:hover {
  padding-left: var(--space-sm);
}

.work-item__client {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--c-text-muted);
  margin-bottom: var(--space-xs);
}

.work-item__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h1);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.work-item__desc {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  margin-top: var(--space-sm);
  max-width: 60ch;
}

.work-item__meta {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-sm);
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
}

/* --- Testimonial --- */
.testimonial {
  padding: var(--space-xl) 0;
  position: relative;
}

.testimonial__mark {
  font-family: var(--ff-serif);
  font-size: clamp(6rem, 15vw, 14rem);
  line-height: 0.8;
  color: var(--c-bg-alt);
  position: absolute;
  top: var(--space-md);
  left: -0.1em;
  user-select: none;
  pointer-events: none;
}

.testimonial__quote {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-style: italic;
  line-height: 1.4;
  max-width: 50ch;
  position: relative;
  z-index: 1;
}

.testimonial__author {
  margin-top: var(--space-md);
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  color: var(--c-text-secondary);
}

.testimonial__role {
  font-size: var(--fs-label);
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 2px;
}

/* --- CTA Section --- */
.cta {
  text-align: center;
  padding: var(--space-2xl) 0;
}

.cta__heading {
  font-family: var(--ff-serif);
  font-size: var(--fs-h1);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.cta__link {
  font-family: var(--ff-sans);
  font-size: var(--fs-body-lg);
  color: var(--c-text-secondary);
  text-decoration: none;
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}

.cta__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--c-text-secondary);
  transition: background var(--dur-fast) var(--ease-out);
}

.cta__link:hover {
  color: var(--c-accent);
}

.cta__link:hover::after {
  background: var(--c-accent);
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--c-border);
  padding: var(--space-lg) 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__brand {
  font-family: var(--ff-sans);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  margin-bottom: var(--space-xs);
  display: inline-flex;
  align-items: center;
  gap: 0.12em;
  line-height: 1;
}

.footer__brand::after {
  content: '';
  width: 0.22em;
  height: 0.22em;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.footer__info {
  font-size: var(--fs-small);
  color: var(--c-text-muted);
  line-height: 1.8;
}

.footer__info a {
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

.footer__info a:hover {
  color: var(--c-accent);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

.footer__link {
  font-size: var(--fs-small);
  color: var(--c-text-muted);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

.footer__link:hover {
  color: var(--c-accent);
}

/* --- Form --- */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

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

.form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form__label {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
}

.form__input,
.form__textarea {
  font-family: var(--ff-sans);
  font-size: var(--fs-body);
  padding: var(--space-sm) 0;
  border: none;
  border-bottom: 1px solid var(--c-border);
  background: transparent;
  color: var(--c-text);
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-out);
  width: 100%;
}

.form__input:focus,
.form__textarea:focus {
  border-bottom-color: var(--c-accent);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--c-text-subtle);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 14px 36px;
  border: 1px solid var(--c-text);
  background: transparent;
  color: var(--c-text);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}

.btn:hover {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-bg);
}

.btn--filled {
  background: var(--c-text);
  border-color: var(--c-text);
  color: var(--c-bg);
}

.btn--filled:hover {
  background: transparent;
  color: var(--c-accent);
  border-color: var(--c-accent);
}

/* --- Article / Blog --- */
.article {
  padding: var(--space-2xl) 0 var(--space-section);
}

.article__meta {
  display: flex;
  gap: var(--space-sm);
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  margin-bottom: var(--space-md);
}

.article__meta span + span::before {
  content: '\00B7';
  margin-right: var(--space-sm);
}

.article__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h1);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  max-width: 20ch;
}

.article__body {
  font-size: var(--fs-body-lg);
  line-height: 1.75;
  color: var(--c-text-secondary);
}

.article__body h2 {
  font-size: var(--fs-h3);
  margin: var(--space-xl) 0 var(--space-md);
  color: var(--c-text);
}

.article__body h3 {
  font-size: var(--fs-h4);
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--c-text);
}

.article__body p {
  margin-bottom: var(--space-md);
  max-width: 65ch;
}

.article__body ul,
.article__body ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
}

.article__body ul { list-style: disc; }
.article__body ol { list-style: decimal; }

.article__body li {
  margin-bottom: var(--space-xs);
  max-width: 60ch;
}

.article__body blockquote {
  border-left: 2px solid var(--c-border-strong);
  padding-left: var(--space-md);
  margin: var(--space-lg) 0;
  font-family: var(--ff-serif);
  font-style: italic;
  font-size: var(--fs-h4);
  color: var(--c-text);
  line-height: 1.5;
}

.article__body strong {
  color: var(--c-text);
  font-weight: 700;
}

.article__body a {
  color: var(--c-text);
  text-decoration: underline;
  text-decoration-color: var(--c-accent-light);
  text-underline-offset: 3px;
  transition: color var(--dur-fast) var(--ease-out),
              text-decoration-color var(--dur-fast) var(--ease-out);
}

.article__body a:hover {
  color: var(--c-accent);
  text-decoration-color: var(--c-accent);
}

/* More articles */
.more-articles {
  border-top: 1px solid var(--c-border);
  padding-top: var(--space-xl);
  margin-top: var(--space-xl);
}

.more-articles__item {
  display: block;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--c-border);
  text-decoration: none;
  transition: padding-left var(--dur-normal) var(--ease-out);
}

.more-articles__item:hover {
  padding-left: var(--space-sm);
}

.more-articles__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h4);
}

/* Blog articles use .card.card--link instead of .more-articles__item */
.more-articles .card.card--link {
  display: block;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--c-border);
  text-decoration: none;
  transition: padding-left var(--dur-normal) var(--ease-out);
  font-family: var(--ff-serif);
  font-size: var(--fs-h4);
  color: var(--c-text);
}

.more-articles .card.card--link:hover {
  padding-left: var(--space-sm);
}

/* --- Policy/Legal page --- */
.policy {
  padding: var(--space-2xl) 0 var(--space-section);
}

.policy__updated {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  margin-bottom: var(--space-lg);
}

.policy__body {
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--c-text-secondary);
}

.policy__body h2 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  margin: var(--space-xl) 0 var(--space-md);
  color: var(--c-text);
}

.policy__body h3 {
  font-size: var(--fs-h4);
  font-family: var(--ff-serif);
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--c-text);
}

.policy__body p {
  margin-bottom: var(--space-md);
  max-width: 65ch;
}

.policy__body ul,
.policy__body ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
}

.policy__body ul { list-style: disc; }
.policy__body ol { list-style: decimal; }

.policy__body li {
  margin-bottom: var(--space-xs);
}

.policy__body a {
  color: var(--c-text);
  text-decoration: underline;
  text-decoration-color: var(--c-accent-light);
  text-underline-offset: 3px;
  transition: color var(--dur-fast) var(--ease-out),
              text-decoration-color var(--dur-fast) var(--ease-out);
}

.policy__body a:hover {
  color: var(--c-accent);
  text-decoration-color: var(--c-accent);
}

/* --- Team grid --- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.team-member__name {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  margin-bottom: 4px;
}

.team-member__role {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
}

.team-member__bio {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  max-width: 55ch;
  margin-top: var(--space-xs);
}

/* --- Logo Strip --- */
.logo-strip {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg) var(--space-xl);
  margin-top: var(--space-lg);
}

.logo-strip__name {
  font-family: var(--ff-sans);
  font-size: var(--fs-body);
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--c-text);
  opacity: 0.35;
  user-select: none;
  white-space: nowrap;
}

/* --- Stat Item --- */
.stat-item {
  text-align: center;
}

.stat-item__number {
  font-family: var(--ff-serif);
  font-size: var(--fs-h1);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--c-text);
  font-variant-numeric: tabular-nums;
}

.stat-item__suffix {
  font-family: var(--ff-serif);
  font-size: var(--fs-h2);
  color: var(--c-text);
  letter-spacing: -0.02em;
}

.stat-item__label {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  margin-top: var(--space-xs);
}

/* --- FAQ Accordion --- */
.faq-list {
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-top: 1px solid var(--c-border);
}

.faq-item:last-child {
  border-bottom: 1px solid var(--c-border);
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  text-align: left;
  cursor: pointer;
  transition: padding-left var(--dur-normal) var(--ease-out);
}

.faq-item__question:hover {
  padding-left: var(--space-sm);
}

.faq-item__question h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h4);
  line-height: 1.2;
}

.faq-item__icon {
  font-family: var(--ff-sans);
  font-size: 1.5rem;
  color: var(--c-text-muted);
  flex-shrink: 0;
  transition: transform var(--dur-normal) var(--ease-out);
  line-height: 1;
}

.faq-item__question[aria-expanded="true"] .faq-item__icon {
  transform: rotate(45deg);
}

.faq-item__answer {
  overflow: hidden;
}

.faq-item__answer p {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  max-width: 55ch;
  padding-bottom: var(--space-md);
}

.faq-item__answer a {
  color: var(--c-text);
  text-decoration: underline;
  text-decoration-color: var(--c-accent-light);
  text-underline-offset: 3px;
  transition: color var(--dur-fast) var(--ease-out),
              text-decoration-color var(--dur-fast) var(--ease-out);
}

.faq-item__answer a:hover {
  color: var(--c-accent);
  text-decoration-color: var(--c-accent);
}

/* --- Values / numbered list --- */
.values-list {
  counter-reset: values;
}

.values-item {
  counter-increment: values;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--c-border);
}

.values-item:last-child {
  border-bottom: 1px solid var(--c-border);
}

.values-item::before {
  content: '0' counter(values);
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  color: var(--c-text-muted);
  padding-top: 4px;
}

.values-item__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  margin-bottom: var(--space-xs);
}

.values-item__desc {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  max-width: 55ch;
}

/* --- Job listings --- */
.job-item {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--c-border);
}

.job-item:last-child {
  border-bottom: 1px solid var(--c-border);
}

.job-item__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  margin-bottom: var(--space-xs);
}

.job-item__desc {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  max-width: 55ch;
}

/* --- Section header pattern --- */
.section-header {
  margin-bottom: var(--space-xl);
}

.section-header .label {
  margin-bottom: var(--space-sm);
}

.section-header__intro {
  font-size: var(--fs-body-lg);
  color: var(--c-text-secondary);
  margin-top: var(--space-md);
  max-width: 55ch;
}

/* --- Grid layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

/* --- Legal hub links --- */
.legal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.legal-card {
  display: block;
  padding: var(--space-md);
  border: 1px solid var(--c-border);
  text-decoration: none;
  transition: border-color var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out);
}

.legal-card:hover {
  border-color: var(--c-border-strong);
  background: var(--c-hover);
}

.legal-card__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h4);
  margin-bottom: 4px;
}

.legal-card__desc {
  font-size: var(--fs-small);
  color: var(--c-text-muted);
}

/* --- Industry items --- */
.industry-item {
  padding: var(--space-md) 0;
}

.industry-item__name {
  font-family: var(--ff-serif);
  font-size: var(--fs-h4);
  margin-bottom: var(--space-xs);
}

.industry-item__desc {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  max-width: 40ch;
}

/* --- Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}

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

.reveal-fade {
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease-out);
}

.reveal-fade.is-visible {
  opacity: 1;
}

/* Staggered children */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-normal) var(--ease-out),
              transform var(--dur-normal) var(--ease-out);
}

.stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(7) { transition-delay: 480ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(8) { transition-delay: 560ms; opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(9) { transition-delay: 640ms; opacity: 1; transform: translateY(0); }

/* --- Utility --- */
.text-center { text-align: center; }
.text-muted { color: var(--c-text-secondary); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* --- Nav scroll-direction hide/show --- */
.nav {
  transition: background-color var(--dur-fast) var(--ease-out),
              backdrop-filter var(--dur-fast) var(--ease-out),
              transform var(--dur-normal) var(--ease-out);
}

.nav--hidden {
  transform: translateY(-100%);
}

/* --- Reading progress bar --- */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--c-text-muted);
  transform: scaleX(0);
  transform-origin: left;
  z-index: 101;
  pointer-events: none;
}

/* --- Noise texture overlay --- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* --- View Transitions --- */
@keyframes vt-fade-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes vt-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

::view-transition-old(root) {
  animation: vt-fade-out 300ms ease-in forwards;
}

::view-transition-new(root) {
  animation: vt-fade-in 400ms ease-out;
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal, .reveal-fade {
    opacity: 1 !important;
    transform: none !important;
  }

  .stagger > * {
    opacity: 1 !important;
    transform: none !important;
    transition-delay: 0ms !important;
  }

  .hero__scroll-line {
    animation: none !important;
  }

  body::before {
    display: none;
  }

  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none !important;
  }
}

/* --- Mobile Tap States --- */
@media (hover: none) and (pointer: coarse) {
  a:active,
  button:active,
  .btn:active,
  .nav__toggle:active,
  .nav__overlay-close:active,
  .nav__overlay-link:active,
  .footer__link:active,
  .footer__info a:active,
  .service-item:active,
  .work-item:active,
  .legal-card:active,
  .more-articles__item:active,
  .more-articles .card.card--link:active,
  .faq-item__question:active,
  .cta__link:active,
  .auth-form__submit:active {
    opacity: 0.7;
    transition: opacity 50ms ease;
  }
}

/* --- Responsive --- */
@media (max-width: 768px) {
  /* Tighten section spacing for mobile */
  :root {
    --space-section: clamp(4rem, 10vh, 8rem);
  }

  .nav__links { display: none; }
  .nav__toggle { display: block; }

  /* Hero: use svh to account for mobile browser chrome */
  .hero {
    min-height: 80vh;
    min-height: 80svh;
    padding: var(--space-xl) 0;
  }

  .service-item {
    grid-template-columns: 50px 1fr;
  }

  .service-item__name {
    font-size: var(--fs-h3);
  }

  .work-item__title {
    font-size: var(--fs-h2);
  }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }

  .form__row { grid-template-columns: 1fr; }

  .footer__inner {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .footer {
    padding-bottom: max(var(--space-lg), calc(var(--space-lg) + env(safe-area-inset-bottom)));
  }

  .footer__link {
    padding: 8px 0;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .footer__info a {
    display: inline-block;
    min-height: 44px;
    line-height: 44px;
  }

  .article__title {
    max-width: none;
  }

  /* Disable expensive GPU layers on mobile */
  body::before {
    display: none;
  }

  .ambient-bg__mesh,
  .ambient-bg__noise {
    display: none;
  }

  /* Reduce testimonial quotation mark on mobile */
  .testimonial__mark {
    font-size: clamp(4rem, 12vw, 8rem);
  }

  .logo-strip {
    gap: var(--space-md) var(--space-lg);
  }

  .faq-item__question:hover {
    padding-left: 0;
    background-color: var(--c-hover);
  }

  .faq-item__question {
    padding: var(--space-md) var(--space-xs);
  }

  /* Replace hover-only interactions with touch-friendly feedback */
  .service-item,
  .work-item,
  .more-articles__item,
  .more-articles .card.card--link {
    transition: background-color var(--dur-fast) var(--ease-out);
  }

  .service-item:hover,
  .work-item:hover,
  .more-articles__item:hover,
  .more-articles .card.card--link:hover {
    padding-left: 0;
    background-color: var(--c-hover);
  }

  /* Mobile form input focus enhancement */
  .form__input:focus,
  .form__textarea:focus {
    background-color: rgba(0, 0, 0, 0.015);
    border-radius: 2px 2px 0 0;
  }

  /* Tap-to-call/email affordance on mobile */
  a[href^="tel:"],
  a[href^="mailto:"] {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    min-height: 44px;
    text-decoration: underline;
    text-underline-offset: 3px;
  }

  .login-container {
    padding: var(--space-lg) var(--gutter);
  }
}

/* Intermediate tablet breakpoint for grid-3 */
@media (max-width: 768px) and (min-width: 481px) {
  .grid-3 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .display {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  /* Hide hero <br> on narrow screens to prevent double line-breaks */
  .hero .display br {
    display: none;
  }

  .service-item {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }

  .service-item__number {
    font-size: var(--fs-label);
  }

  .values-item {
    grid-template-columns: 1fr;
  }

  .values-item::before {
    font-size: var(--fs-label);
  }
}

/* Landscape mobile */
@media (max-width: 768px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding: var(--space-lg) 0;
  }

  .hero__scroll {
    display: none;
  }

  .nav__overlay {
    gap: var(--space-md);
  }

  .nav__overlay-link {
    font-size: var(--fs-h3);
  }

  .login-container {
    min-height: auto;
    padding: var(--space-md) var(--gutter);
  }
}

/* --- Print --- */
@media print {
  .nav, .nav__overlay, .hero__scroll, .cta { display: none; }
  body { color: #000; background: #fff; font-size: 12pt; }
  a { text-decoration: underline; }
  .section { padding: 2em 0; }
  .container { max-width: none; padding: 0; }
}

/* ============================================================
   PREMIUM UX UPGRADES
   Auth flows, ambient backgrounds, view transitions
   ============================================================ */

/* --- View Transitions --- */
::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.6s;
  animation-timing-function: var(--ease-in-out);
}

::view-transition-old(root) {
  animation-name: fade-out;
}

::view-transition-new(root) {
  animation-name: fade-in;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-10px); }
}

@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none;
  }
}

/* --- Ambient Background --- */
.ambient-bg {
  position: relative;
  overflow: hidden;
}

.ambient-bg__mesh {
  position: absolute;
  inset: -50%;
  z-index: -2;
  background: 
    radial-gradient(circle at 50% 0%, rgba(200, 200, 200, 0.15) 0%, transparent 60%),
    radial-gradient(circle at 10% 100%, rgba(150, 150, 150, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(100, 100, 100, 0.05) 0%, transparent 50%);
  filter: blur(60px);
  animation: mesh-breathe 15s ease-in-out infinite alternate;
  pointer-events: none;
}

.ambient-bg__noise {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 150px 150px;
  pointer-events: none;
  mix-blend-mode: multiply;
}

@keyframes mesh-breathe {
  0% { transform: scale(1) translate(0, 0); }
  50% { transform: scale(1.05) translate(-2%, 2%); }
  100% { transform: scale(1) translate(2%, -2%); }
}

@media (prefers-reduced-motion: reduce) {
  .ambient-bg__mesh {
    animation: none;
  }
}

/* --- Login Page --- */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--gutter);
  position: relative;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--c-surface);
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid var(--c-border);
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.05);
  position: relative;
  z-index: 10;
}

.auth-header {
  margin-bottom: var(--space-lg);
  text-align: center;
}

.auth-header__logo {
  font-family: var(--ff-serif);
  font-size: 2rem;
  text-decoration: none;
  color: var(--c-text);
  display: inline-block;
  margin-bottom: var(--space-md);
  letter-spacing: -0.03em;
}

.auth-header__title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  margin-bottom: var(--space-xs);
}

.auth-header__desc {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
}

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

.auth-form__group {
  position: relative;
  margin-top: var(--space-xs);
}

.auth-form__label {
  font-family: var(--ff-sans);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  position: absolute;
  top: 14px;
  left: 0;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.auth-form__input {
  width: 100%;
  padding: 16px 0 8px;
  border: none;
  border-bottom: 1px solid var(--c-border);
  background: transparent;
  font-family: var(--ff-sans);
  font-size: var(--fs-body);
  color: var(--c-text);
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-out);
}

.auth-form__input:focus {
  border-bottom-color: var(--c-text);
}

.auth-form__input:focus ~ .auth-form__label,
.auth-form__input:not(:placeholder-shown) ~ .auth-form__label {
  top: -10px;
  font-size: 9px;
  color: var(--c-text);
}

.auth-form__submit {
  width: 100%;
  margin-top: var(--space-md);
  padding: 16px;
  background: var(--c-text);
  color: var(--c-bg);
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid var(--c-text);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.auth-form__submit:hover {
  background: transparent;
  color: var(--c-text);
}

.auth-form__submit.is-loading {
  color: transparent !important;
  pointer-events: none;
}

.auth-form__submit.is-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spinner 0.6s linear infinite;
}

.auth-form__submit.is-loading:hover::after {
  border: 2px solid rgba(0,0,0,0.3);
  border-top-color: #000;
}

@keyframes spinner {
  to { transform: rotate(360deg); }
}

.auth-footer {
  margin-top: var(--space-lg);
  text-align: center;
  font-size: var(--fs-small);
  color: var(--c-text-muted);
}

.auth-footer a {
  color: var(--c-text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-fast) var(--ease-out);
}

.auth-footer a:hover {
  border-bottom-color: var(--c-text);
}

/* --- Dashboard / App Experience --- */
.app-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(250, 250, 250, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
}

.app-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px var(--gutter);
}

.app-nav__user {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.app-nav__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--c-text);
  color: var(--c-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-serif);
  font-size: var(--fs-small);
}

.app-nav__greeting {
  font-family: var(--ff-sans);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--c-text);
}

.app-nav__logout {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

.app-nav__logout:hover {
  color: var(--c-text);
}

.app-content {
  padding-top: calc(100px + var(--space-xl));
  padding-bottom: var(--space-xl);
  min-height: 100vh;
}

.dashboard-header {
  margin-bottom: var(--space-xl);
}

.dashboard-header .label {
  margin-bottom: var(--space-xs);
  display: block;
}

.reading-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (max-width: 900px) {
  .reading-layout {
    grid-template-columns: 1fr;
  }
}

.reading-sidebar {
  position: sticky;
  top: 120px;
}

.reading-sidebar__title {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  margin-bottom: var(--space-md);
}

.reading-sidebar__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.reading-sidebar__link {
  font-size: var(--fs-body);
  color: var(--c-text-secondary);
  text-decoration: none;
  padding: 8px 12px;
  margin-left: -12px;
  border-radius: 4px;
  transition: all var(--dur-fast) var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.reading-sidebar__link:hover,
.reading-sidebar__link.is-active {
  background: rgba(0,0,0,0.03);
  color: var(--c-text);
}

.reading-sidebar__link small {
  font-size: 0.7em;
  opacity: 0.5;
}

.reading-content {
  max-width: 720px;
}

.article-header {
  margin-bottom: var(--space-lg);
}

.article-meta {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  margin-bottom: var(--space-sm);
  display: flex;
  gap: var(--space-sm);
}

.article-title {
  font-family: var(--ff-serif);
  font-size: var(--fs-h1);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.article-prose {
  font-family: var(--ff-sans);
  font-size: var(--fs-body-lg);
  line-height: 1.7;
  color: var(--c-text-secondary);
}

.article-prose p {
  margin-bottom: var(--space-md);
  max-width: 65ch;
}

.article-prose h2 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  margin: var(--space-xl) 0 var(--space-sm);
  color: var(--c-text);
  letter-spacing: -0.01em;
}

.article-prose h3 {
  font-family: var(--ff-sans);
  font-size: 1.15rem;
  font-weight: 500;
  margin: var(--space-lg) 0 var(--space-xs);
  color: var(--c-text);
}

.article-prose ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: var(--space-md);
}

.article-prose li {
  margin-bottom: var(--space-xs);
}

.article-prose blockquote {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-style: italic;
  margin: var(--space-xl) 0;
  padding-left: var(--space-md);
  border-left: 2px solid var(--c-border);
  color: var(--c-text);
}

/* Skeleton Loading State Simulation */
.skeleton {
  background: linear-gradient(90deg, rgba(0,0,0,0.03) 25%, rgba(0,0,0,0.08) 50%, rgba(0,0,0,0.03) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: 4px;
  color: transparent !important;
  display: inline-block;
}

.skeleton * {
  visibility: hidden;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Auth / Protected page loader overlay */
.auth-loader-overlay {
  position: fixed;
  inset: 0;
  background: var(--c-surface);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}

.auth-loader-overlay.is-active {
  opacity: 1;
  pointer-events: all;
}

.auth-loader-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--c-border);
  border-top-color: var(--c-text);
  border-radius: 50%;
  animation: spinner 0.8s linear infinite;
}