/* ==========================================================================
   Juan Nicasio — Portfolio
   styles.css
   Order: reset -> tokens -> base -> layout -> components -> sections -> responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Reset
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: inherit;
  font-size: inherit;
}

/* --------------------------------------------------------------------------
   2. Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --ink-900: #0A0B0D;
  --ink-800: #111317;
  --ink-700: #1A1D23;
  --bone-100: #F4F1EA;
  --bone-300: #A8A39A;
  --accent-500: #C9A86A;
  --accent-300: #E4C892;
  --signal-500: #4F7D5E;
  --error-500: #C0503F;

  /* Alpha hairlines (bone at 8%) */
  --hairline: rgba(244, 241, 234, 0.08);
  --hairline-strong: rgba(244, 241, 234, 0.14);
  --brass-soft: rgba(201, 168, 106, 0.20);
  --brass-40: rgba(201, 168, 106, 0.40);

  /* Typography */
  --font-display: 'Fraunces', 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter Tight', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

  /* Spacing scale (8px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;
  --space-11: 160px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Elevation / glow */
  --glow-brass: 0 0 40px rgba(201, 168, 106, 0.15);
  --lift: inset 0 1px 0 rgba(244, 241, 234, 0.05);

  /* Motion */
  --ease-out-expo: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-micro: 150ms;
  --dur-std: 280ms;
  --dur-large: 520ms;

  /* Breakpoints (for reference; used in media queries) */
  --bp-sm: 640px;
  --bp-md: 768px;
  --bp-lg: 1024px;
  --bp-xl: 1280px;

  /* Layout */
  --content-max: 1200px;
  --content-wide: 1440px;
  --content-narrow: 880px;
  --nav-height: 72px;

  /* Hero horizontal padding, fluid */
  --hero-pad-x: clamp(var(--space-5), 6vw, var(--space-9));
}

/* --------------------------------------------------------------------------
   3. Base
   -------------------------------------------------------------------------- */
body {
  background: var(--ink-900);
  color: var(--bone-100);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
}

::selection {
  background: var(--accent-500);
  color: var(--ink-900);
}

/* Focus: :focus-visible only */
:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--accent-500);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-5);
  z-index: 9999;
  padding: var(--space-3) var(--space-5);
  background: var(--accent-500);
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: top var(--dur-std) var(--ease-out-expo);
}

.skip-link:focus {
  top: var(--space-3);
}

/* Typography primitives */
.h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(3rem, 6vw, 5.5rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--bone-100);
}

.h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--bone-100);
}

.h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.75rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--bone-100);
}

.h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.3;
  color: var(--bone-100);
}

.body-lg {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.1875rem;
  line-height: 1.55;
}

.body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
}

.small {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.micro {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6875rem;
  line-height: 1.4;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bone-300);
}

/* --------------------------------------------------------------------------
   4. Layout primitives
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.container-wide {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.container-narrow {
  width: 100%;
  max-width: var(--content-narrow);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.section {
  padding-block: var(--space-8);
}

@media (min-width: 1024px) {
  .section {
    padding-block: clamp(var(--space-9), 10vh, var(--space-11));
  }
  .container,
  .container-wide,
  .container-narrow {
    padding-inline: var(--space-6);
  }
}

@media (min-width: 1440px) {
  .container,
  .container-wide,
  .container-narrow {
    padding-inline: var(--space-8);
  }
  .h1 {
    font-size: clamp(3.5rem, 5.4vw, 6.25rem);
  }
  .h2 {
    font-size: clamp(2.5rem, 3.8vw, 4rem);
  }
}

/* Scroll reveal primitive */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--dur-large) var(--ease-out-expo),
              transform var(--dur-large) var(--ease-out-expo);
  will-change: opacity, transform;
}

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

/* --------------------------------------------------------------------------
   5. Components — Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--dur-std) var(--ease-out-expo),
              color var(--dur-std) var(--ease-out-expo),
              border-color var(--dur-std) var(--ease-out-expo),
              box-shadow var(--dur-std) var(--ease-out-expo),
              letter-spacing var(--dur-std) var(--ease-out-expo);
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent-500);
  color: var(--ink-900);
  border-color: var(--accent-500);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--accent-300);
  border-color: var(--accent-300);
  box-shadow: var(--glow-brass);
  letter-spacing: 0.07em;
}

.btn--outline {
  background: transparent;
  color: var(--bone-100);
  border-color: var(--accent-500);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: var(--accent-500);
  color: var(--ink-900);
  box-shadow: var(--glow-brass);
}

.btn--ghost {
  background: transparent;
  color: var(--bone-100);
  border: none;
  padding: var(--space-3) var(--space-3);
  border-radius: 0;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 500;
  position: relative;
}

.btn--ghost::after {
  content: '';
  position: absolute;
  left: var(--space-3);
  right: var(--space-3);
  bottom: 6px;
  height: 1px;
  background: var(--hairline-strong);
  transition: background-color var(--dur-std) var(--ease-out-expo);
}

.btn--ghost:hover::after,
.btn--ghost:focus-visible::after {
  background: var(--accent-500);
}

.btn--full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   6. Nav
   -------------------------------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(10, 11, 13, 0.72);
  backdrop-filter: blur(18px) saturate(1.1);
  -webkit-backdrop-filter: blur(18px) saturate(1.1);
  border-bottom: 1px solid var(--hairline);
  transition: background-color var(--dur-std) var(--ease-out-expo);
}

.nav.is-scrolled {
  background: rgba(10, 11, 13, 0.92);
}

.nav__inner {
  height: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-5);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-5);
}

.wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.wordmark__line-1 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone-100);
}

.wordmark__line-2 {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bone-300);
  margin-top: 2px;
}

.nav__links {
  display: none;
  gap: var(--space-6);
  justify-content: center;
  align-items: center;
}

@media (min-width: 1024px) {
  .nav__links {
    display: flex;
  }
}

.nav__link {
  position: relative;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--bone-100);
  padding: var(--space-2) 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--accent-500);
  transition: right var(--dur-std) var(--ease-out-expo);
}

.nav__link:hover::after,
.nav__link:focus-visible::after {
  right: 0;
}

.nav__cta-wrap {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.nav__cta {
  display: none;
}

@media (min-width: 1024px) {
  .nav__cta {
    display: inline-flex;
  }
}

/* Mobile hamburger */
.nav__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  border-radius: var(--radius-sm);
}

.nav__toggle span {
  display: block;
  width: 20px;
  height: 1px;
  background: var(--bone-100);
  transition: transform var(--dur-std) var(--ease-out-expo),
              opacity var(--dur-std) var(--ease-out-expo);
}

@media (min-width: 1024px) {
  .nav__toggle {
    display: none;
  }
}

.nav__cta-mobile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--accent-500);
  color: var(--bone-100);
  font-size: 1rem;
  transition: background-color var(--dur-std) var(--ease-out-expo),
              color var(--dur-std) var(--ease-out-expo);
}

.nav__cta-mobile:hover,
.nav__cta-mobile:focus-visible {
  background: var(--accent-500);
  color: var(--ink-900);
}

@media (min-width: 1024px) {
  .nav__cta-mobile {
    display: none;
  }
}

/* Mobile sheet */
.mobile-sheet {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--ink-900);
  display: flex;
  flex-direction: column;
  padding: var(--space-5);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-12px);
  transition: opacity var(--dur-std) var(--ease-out-expo),
              transform var(--dur-std) var(--ease-out-expo);
}

.mobile-sheet.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-sheet__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--nav-height);
}

.mobile-sheet__close {
  width: 44px;
  height: 44px;
  color: var(--bone-100);
  font-size: 1.5rem;
  border-radius: var(--radius-sm);
}

.mobile-sheet__links {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-6);
  padding-inline: var(--space-3);
}

.mobile-sheet__link {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 2rem;
  color: var(--bone-100);
  letter-spacing: -0.01em;
}

.mobile-sheet__cta {
  margin-top: auto;
  margin-bottom: var(--space-6);
}

/* --------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  width: 100%;
  min-height: calc(100dvh - var(--nav-height));
  overflow: hidden;
  background: var(--ink-900);
}

@media (min-width: 1024px) {
  .hero {
    min-height: min(100dvh, 900px);
  }
}

.hero__grid {
  position: relative;
  width: 100%;
  min-height: calc(100dvh - var(--nav-height));
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr) 55%;
    min-height: min(100dvh, 900px);
  }
}

.hero__text {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-8) var(--hero-pad-x);
  max-width: 680px;
}

@media (min-width: 1024px) {
  .hero__text {
    padding: var(--space-9) var(--hero-pad-x);
    max-width: 680px;
  }
}

@media (min-width: 1440px) {
  .hero__text {
    padding-block: var(--space-10);
    padding-inline: clamp(var(--space-9), 8vw, var(--space-11));
    max-width: 720px;
  }
}

.hero__eyebrow {
  margin-bottom: var(--space-5);
}

.hero__title {
  margin-bottom: var(--space-5);
}

.hero__title-word {
  position: relative;
  display: inline-block;
}

.hero__underline {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.08em;
  width: 100%;
  height: 6px;
  pointer-events: none;
}

.hero__underline path {
  stroke: var(--accent-500);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  animation: draw-underline var(--dur-large) var(--ease-out-expo) 0.7s forwards;
}

@keyframes draw-underline {
  to {
    stroke-dashoffset: 0;
  }
}

.hero__subhead {
  color: var(--bone-100);
  max-width: 540px;
  margin-bottom: var(--space-6);
}

.hero__ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: stretch;
}

@media (min-width: 640px) {
  .hero__ctas {
    flex-direction: row;
    align-items: center;
  }
}

.hero__visual {
  position: relative;
  min-height: 360px;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .hero__visual {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 55vw;
    min-height: 0;
  }
}

@media (min-width: 1440px) {
  .hero__visual {
    width: 52vw;
  }
}

.hero__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  z-index: 1;
}

@media (min-width: 1024px) {
  .hero__photo {
    object-position: center center;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 30%, black 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 30%, black 100%);
  }
}

.hero__photo-veil {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(circle at 70% 40%, rgba(201, 168, 106, 0.18), transparent 55%),
    linear-gradient(to top, rgba(10, 11, 13, 0.55), transparent 40%);
}

@media (min-width: 1024px) {
  .hero__photo-veil {
    background:
      radial-gradient(circle at 65% 45%, rgba(201, 168, 106, 0.12), transparent 55%),
      linear-gradient(to right, rgba(10, 11, 13, 0.9) 0%, rgba(10, 11, 13, 0) 30%);
  }
}

.hero__canvas-wrap {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  mix-blend-mode: screen;
  filter: blur(0.4px);
}

.hero__canvas-wrap canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.hero__fallback-svg {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0.85;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  left: var(--space-5);
  bottom: var(--space-6);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

@media (min-width: 1024px) {
  .scroll-indicator {
    left: var(--space-7);
    bottom: var(--space-7);
  }
}

.scroll-indicator__label {
  writing-mode: horizontal-tb;
}

.scroll-indicator__line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent-500), transparent);
  position: relative;
  overflow: hidden;
}

.scroll-indicator__line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-500);
  transform: translateY(-100%);
  animation: scroll-pulse 2s var(--ease-out-expo) infinite;
}

@keyframes scroll-pulse {
  0% { transform: translateY(-100%); }
  60% { transform: translateY(100%); }
  100% { transform: translateY(100%); }
}

/* Hero entrance stagger */
.hero__stagger > * {
  opacity: 0;
  transform: translateY(12px);
  animation: hero-fade var(--dur-large) var(--ease-out-expo) forwards;
}

.hero__stagger > *:nth-child(1) { animation-delay: 0ms; }
.hero__stagger > *:nth-child(2) { animation-delay: 80ms; }
.hero__stagger > *:nth-child(3) { animation-delay: 320ms; }
.hero__stagger > *:nth-child(4) { animation-delay: 400ms; }

@keyframes hero-fade {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scroll-indicator.hero__stagger-child {
  opacity: 0;
  transform: translateY(12px);
  animation: hero-fade var(--dur-large) var(--ease-out-expo) 600ms forwards;
}

/* --------------------------------------------------------------------------
   8. Bridge section
   -------------------------------------------------------------------------- */
.bridge {
  position: relative;
  background: var(--ink-800);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  overflow: hidden;
}

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

.bridge__canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.55;
  mix-blend-mode: screen;
}

.bridge__canvas canvas,
.bridge__canvas svg {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.bridge__fallback-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.85;
}

@media (max-width: 767px) {
  .bridge__canvas {
    opacity: 0.35;
  }
}

.bridge__eyebrow {
  margin-bottom: var(--space-5);
}

.bridge__title {
  margin-bottom: var(--space-6);
  max-width: 720px;
}

.bridge__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  color: var(--bone-100);
  max-width: 720px;
  margin-bottom: var(--space-8);
}

.bridge__body p:nth-child(2) {
  color: var(--bone-300);
}

.bridge__diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding-block: var(--space-6);
}

@media (min-width: 768px) {
  .bridge__diagram {
    flex-direction: row;
    justify-content: center;
    gap: 0;
  }
}

.bridge__node {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone-300);
  padding: var(--space-2) var(--space-4);
  white-space: nowrap;
}

.bridge__node--center {
  color: var(--bone-100);
  background: var(--brass-soft);
  border-radius: var(--radius-pill);
  padding: var(--space-3) var(--space-5);
}

.bridge__connector {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4px;
  height: 48px;
}

@media (min-width: 768px) {
  .bridge__connector {
    width: 80px;
    height: 4px;
  }
}

.bridge__line {
  position: absolute;
  background: var(--accent-500);
  transform-origin: left center;
  transform: scaleX(0);
  transition: transform var(--dur-large) var(--ease-out-expo);
}

.bridge__diagram.is-visible .bridge__line {
  transform: scaleX(1);
}

.bridge__connector .bridge__line {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  margin-top: -0.5px;
}

@media (max-width: 767px) {
  .bridge__connector .bridge__line {
    left: 50%;
    right: auto;
    top: 0;
    bottom: 0;
    width: 1px;
    height: 100%;
    margin-left: -0.5px;
    transform-origin: top center;
    transform: scaleY(0);
  }
  .bridge__diagram.is-visible .bridge__line {
    transform: scaleY(1);
  }
}

.bridge__dot {
  position: relative;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-500);
  z-index: 2;
}

/* --------------------------------------------------------------------------
   9. What I Do — cards
   -------------------------------------------------------------------------- */
.work {
  background: var(--ink-900);
}

.work__header {
  margin-bottom: var(--space-8);
  max-width: 560px;
}

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

.work__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .work__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .work__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  min-height: 280px;
  background: var(--ink-700);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--lift);
  transform: perspective(1000px) rotateX(0) rotateY(0) translateZ(0);
  transform-style: preserve-3d;
  transition: border-color var(--dur-std) var(--ease-out-expo),
              box-shadow var(--dur-std) var(--ease-out-expo),
              transform var(--dur-large) var(--ease-out-expo);
  will-change: transform;
}

/* Brass edge glow — pseudo-element fades in on hover */
.card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-md);
  padding: 1px;
  background: linear-gradient(135deg, var(--brass-40), transparent 40%, transparent 60%, var(--brass-40));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-std) var(--ease-out-expo);
}

.card.is-tilting,
.card:focus-within {
  transition-duration: var(--dur-micro);
}

.card__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  transform: translateZ(0);
}

.card__num {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--accent-500);
  margin-bottom: var(--space-5);
  transition: color var(--dur-std) var(--ease-out-expo),
              transform var(--dur-std) var(--ease-out-expo),
              letter-spacing var(--dur-std) var(--ease-out-expo);
}

.card__title {
  margin-bottom: var(--space-3);
}

.card__body {
  color: var(--bone-100);
  font-size: 1rem;
  line-height: 1.55;
  flex: 1;
}

.card__footer {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--space-2);
  transition: border-color var(--dur-std) var(--ease-out-expo);
}

.card__footer-label {
  color: var(--bone-300);
  transition: color var(--dur-std) var(--ease-out-expo);
}

.card__footer-arrow {
  display: inline-block;
  color: var(--accent-500);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity var(--dur-std) var(--ease-out-expo),
              transform var(--dur-std) var(--ease-out-expo);
}

@media (hover: hover) {
  .card:hover {
    border-color: var(--brass-40);
    box-shadow: var(--lift), 0 24px 60px -30px rgba(201, 168, 106, 0.35);
  }
  .card:hover::before {
    opacity: 1;
  }
  .card:hover .card__num {
    color: var(--accent-300);
    letter-spacing: 0.18em;
    transform: translateY(-2px);
  }
  .card:hover .card__footer {
    border-color: var(--brass-40);
  }
  .card:hover .card__footer-label {
    color: var(--accent-500);
  }
  .card:hover .card__footer-arrow {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (hover: none) {
  .card {
    transform: none !important;
    transition: transform var(--dur-std) var(--ease-out-expo),
                border-color var(--dur-std) var(--ease-out-expo);
  }
  .card:active {
    transform: scale(0.985) !important;
    border-color: var(--brass-40);
  }
}

/* --------------------------------------------------------------------------
   10. Track Record / Proof
   -------------------------------------------------------------------------- */
.proof {
  background: var(--ink-800);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.proof__header {
  margin-bottom: var(--space-8);
  max-width: 560px;
}

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

.proof__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}

@media (min-width: 1024px) {
  .proof__row {
    grid-template-columns: repeat(4, 1fr);
  }
}

.proof__cell {
  position: relative;
  padding: var(--space-7) var(--space-5);
  text-align: center;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  transform: translateY(0);
  transition: transform var(--dur-std) var(--ease-out-expo),
              background-color var(--dur-std) var(--ease-out-expo);
}

.proof__cell::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 0;
  height: 2px;
  background: var(--accent-500);
  transform: translateX(-50%);
  transition: width var(--dur-large) var(--ease-out-expo);
}

@media (hover: hover) {
  .proof__cell:hover {
    transform: translateY(-4px);
    background: rgba(201, 168, 106, 0.03);
  }
  .proof__cell:hover::after {
    width: 60%;
  }
  .proof__cell:hover .proof__num {
    color: var(--accent-300);
  }
}

@media (hover: none) {
  .proof__cell::after {
    width: 28%;
    opacity: 0.5;
  }
}

.proof__num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--bone-100);
  transition: color var(--dur-std) var(--ease-out-expo);
}

.proof__num--word {
  font-size: clamp(1.75rem, 3.5vw, 3rem);
}

.proof__label {
  max-width: 220px;
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   11. About
   -------------------------------------------------------------------------- */
.about {
  background: var(--ink-900);
  padding-block: clamp(var(--space-9), 12vh, var(--space-11));
}

@media (min-width: 1024px) {
  .about {
    padding-block: clamp(var(--space-10), 14vh, 200px);
  }
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 0.8fr 1.2fr;
    gap: clamp(var(--space-8), 6vw, var(--space-10));
  }
}

.about__media {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.about__eyebrow {
  margin-bottom: var(--space-3);
}

.about__frame {
  position: relative;
  aspect-ratio: 3 / 4;
  width: 100%;
  max-width: 420px;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--signal-500);
}

@media (min-width: 768px) {
  .about__frame {
    aspect-ratio: 1 / 2;
    max-width: none;
    margin-inline: 0;
  }
}

.about__portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
}

.about__caption {
  text-align: left;
}

.about__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.about__title {
  margin-bottom: var(--space-5);
}

.about__text p:first-of-type {
  color: var(--bone-100);
}

.about__text p:nth-of-type(2),
.about__text p:nth-of-type(3) {
  color: var(--bone-300);
}

/* --------------------------------------------------------------------------
   12. Contact
   -------------------------------------------------------------------------- */
.contact {
  background: var(--ink-800);
  border-top: 1px solid var(--hairline);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
  max-width: 1100px;
  margin-inline: auto;
}

@media (min-width: 1024px) {
  .contact__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    align-items: start;
  }
}

.contact__copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.contact__header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-2);
}

.contact__orb {
  position: relative;
  width: 140px;
  height: 140px;
  flex: 0 0 auto;
  pointer-events: none;
  opacity: 0.9;
  transition: opacity var(--dur-std) var(--ease-out-expo),
              transform var(--dur-std) var(--ease-out-expo);
}

@media (min-width: 640px) {
  .contact__orb {
    width: 180px;
    height: 180px;
  }
}

@media (min-width: 1024px) {
  .contact__orb {
    width: 240px;
    height: 240px;
  }
}

.contact__orb canvas,
.contact__orb svg {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.contact__orb.is-pulsing {
  opacity: 1;
  transform: scale(1.04);
}

.contact__eyebrow {
  margin-bottom: 0;
}

.contact__title {
  margin-bottom: var(--space-3);
}

.contact__intro {
  color: var(--bone-100);
  max-width: 480px;
}

.contact__direct {
  color: var(--bone-300);
}

.contact__direct a {
  color: var(--bone-300);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 2px;
  transition: color var(--dur-std) var(--ease-out-expo),
              border-color var(--dur-std) var(--ease-out-expo);
}

.contact__direct a:hover,
.contact__direct a:focus-visible {
  color: var(--accent-500);
  border-color: var(--accent-500);
}

.contact__socials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin-top: var(--space-3);
}

.contact__social {
  position: relative;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--bone-100);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--hairline);
  transition: color var(--dur-std) var(--ease-out-expo),
              border-color var(--dur-std) var(--ease-out-expo);
}

.contact__social:hover,
.contact__social:focus-visible {
  color: var(--accent-500);
  border-color: var(--accent-500);
}

/* Form */
.form-card {
  background: var(--ink-700);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--lift);
}

@media (min-width: 768px) {
  .form-card {
    padding: var(--space-7);
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.form-field label {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bone-300);
}

.form-field input,
.form-field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline);
  padding: var(--space-3) 0;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--bone-100);
  caret-color: var(--accent-500);
  border-radius: 0;
  transition: border-color var(--dur-std) var(--ease-out-expo),
              box-shadow var(--dur-std) var(--ease-out-expo),
              padding var(--dur-std) var(--ease-out-expo);
  resize: vertical;
  width: 100%;
}

.form-field textarea {
  min-height: 110px;
  font-family: var(--font-body);
}

.form-field label {
  transition: color var(--dur-std) var(--ease-out-expo),
              transform var(--dur-std) var(--ease-out-expo);
}

.form-field:focus-within label {
  color: var(--accent-500);
  transform: translateY(-1px);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-bottom-color: var(--accent-500);
  border-bottom-width: 2px;
  padding-bottom: calc(var(--space-3) - 1px);
  box-shadow: 0 6px 18px -12px rgba(201, 168, 106, 0.45);
}

.form-field.has-error input,
.form-field.has-error textarea {
  border-bottom-color: var(--error-500);
}

.form-field__error {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--error-500);
  min-height: 1em;
  margin-top: var(--space-1);
  letter-spacing: 0;
  text-transform: none;
  font-weight: 500;
  display: none;
}

.form-field.has-error .form-field__error {
  display: block;
}

.form-submit {
  width: 100%;
  background: var(--accent-500);
  color: var(--ink-900);
  border: 1px solid var(--accent-500);
  border-radius: var(--radius-pill);
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--dur-std) var(--ease-out-expo),
              box-shadow var(--dur-std) var(--ease-out-expo);
  margin-top: var(--space-3);
}

.form-submit:hover,
.form-submit:focus-visible {
  background: var(--accent-300);
  border-color: var(--accent-300);
  box-shadow: var(--glow-brass);
}

.form-submit[disabled] {
  opacity: 0.8;
  cursor: progress;
}

.form-submit .dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink-900);
  animation: dot-pulse 900ms var(--ease-out-expo) infinite;
}

@keyframes dot-pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.form-helper {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--bone-300);
  margin-top: var(--space-4);
  text-align: center;
  letter-spacing: 0.02em;
}

.form-helper a {
  color: var(--bone-300);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 1px;
}

.form-helper a:hover,
.form-helper a:focus-visible {
  color: var(--accent-500);
  border-color: var(--accent-500);
}

.form-status {
  margin-top: var(--space-4);
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-500);
  min-height: 1.2em;
}

.form-status.has-error {
  color: #e85c5c;
}

/* --------------------------------------------------------------------------
   13. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--ink-900);
  padding-block: var(--space-8);
  border-top: 1px solid var(--hairline);
}

.footer__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
  margin-bottom: var(--space-7);
}

@media (min-width: 768px) {
  .footer__row {
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-6);
    align-items: start;
  }
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__tagline {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone-300);
  max-width: 280px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .footer__links {
    align-items: center;
  }
}

.footer__link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--bone-100);
  transition: color var(--dur-std) var(--ease-out-expo);
}

.footer__link:hover,
.footer__link:focus-visible {
  color: var(--accent-500);
}

.footer__socials {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .footer__socials {
    align-items: flex-end;
  }
}

.footer__social {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--bone-100);
  transition: color var(--dur-std) var(--ease-out-expo);
}

.footer__social .arrow {
  color: var(--accent-500);
  margin-left: var(--space-1);
}

.footer__social:hover,
.footer__social:focus-visible {
  color: var(--accent-500);
}

.footer__hairline {
  height: 1px;
  background: var(--hairline);
  margin-bottom: var(--space-5);
}

.footer__copyright {
  text-align: center;
  color: var(--bone-300);
}

/* --------------------------------------------------------------------------
   13b. Mobile polish
   -------------------------------------------------------------------------- */
@media (max-width: 767px) {
  .section {
    padding-block: var(--space-7);
  }
  .hero__photo {
    object-position: center 18%;
  }
  .work__grid {
    gap: var(--space-4);
  }
  .card {
    min-height: 220px;
    padding: var(--space-5);
  }
  .proof__cell {
    padding: var(--space-6) var(--space-4);
    gap: var(--space-3);
  }
  .work__header,
  .proof__header {
    margin-bottom: var(--space-6);
  }
  .bridge__body {
    margin-bottom: var(--space-7);
  }
  .footer {
    padding-block: var(--space-7);
  }
  .form-card {
    padding: var(--space-5);
  }
  .btn {
    min-height: 44px;
  }
  .nav__link,
  .footer__link,
  .contact__social {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
}

@media (max-width: 480px) {
  :root {
    --hero-pad-x: var(--space-5);
  }
  .hero__text {
    padding-top: var(--space-7);
    padding-bottom: var(--space-7);
  }
  .hero__eyebrow {
    margin-bottom: var(--space-4);
  }
  .hero__subhead {
    margin-bottom: var(--space-5);
  }
  .h1 {
    font-size: clamp(2.5rem, 10vw, 3rem);
  }
  .proof__row {
    grid-template-columns: 1fr 1fr;
  }
  .card {
    min-height: 200px;
  }
  .contact__orb {
    width: 110px;
    height: 110px;
  }
}

@media (max-height: 520px) and (orientation: landscape) {
  .hero__photo {
    object-position: center 12%;
  }
  .hero__text {
    padding-block: var(--space-5);
  }
}

/* --------------------------------------------------------------------------
   14. Reduced motion override
   -------------------------------------------------------------------------- */
@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 {
    opacity: 1;
    transform: none;
  }

  .hero__stagger > *,
  .scroll-indicator.hero__stagger-child {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .hero__underline path {
    stroke-dashoffset: 0;
    animation: none;
  }

  .bridge__diagram .bridge__line {
    transform: scaleX(1) scaleY(1);
  }

  .card {
    transform: none !important;
  }
  .contact__orb {
    transform: none !important;
  }
}