/* ==========================================================================
   MATEOBALESTRINI.COM — ASYMMETRIC ARCHITECTURAL MINIMALIST STYLESHEET
   1. Text-Driven Selected Work Index with Floating Hover-Reveal Image Previews
   2. Doubled Vertical Negative Space (260px Section Breathing Room)
   3. Zero Boxed Cards or Inner Fills — Pure Typography & 1px Horizontal Rules
   ========================================================================== */

:root,
[data-theme="dark"] {
  --bg-canvas: #0a0a0c;
  --bg-elevated: #111114;
  --bg-header: rgba(10, 10, 12, 0.88);

  --text-primary: #f5f5f3;
  --text-secondary: #a6a39c;
  --text-muted: #6c6963;

  /* Single Precision Accent: Neon Crimson (#ff3b30) */
  --accent: #ff3b30;

  /* Subtle 1px Horizontal Rules */
  --hairline: rgba(245, 245, 243, 0.09);
  --hairline-hover: rgba(245, 245, 243, 0.28);

  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, sans-serif;
  --font-serif: "Instrument Serif", Georgia, Times, serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --container-max: 1240px;
}

[data-theme="warm"] {
  --bg-canvas: #f7f5f0;
  --bg-elevated: #eeebe4;
  --bg-header: rgba(247, 245, 240, 0.9);

  --text-primary: #121211;
  --text-secondary: #4e4c47;
  --text-muted: #827e77;

  --accent: #d92b14;

  --hairline: rgba(18, 18, 17, 0.1);
  --hairline-hover: rgba(18, 18, 17, 0.32);
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* ==========================================================================
   WEBGL LIQUID METAL OCEAN BACKGROUND CANVAS
   ========================================================================== */
.liquid-metal-bg {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  display: block;
  opacity: 0.92;
  transition: opacity 0.4s ease;
}

main {
  position: relative;
  z-index: 2;
}

::selection {
  background: var(--text-primary);
  color: var(--bg-canvas);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 3.5rem;
}

.serif-italic {
  font-family: var(--font-serif);
  font-weight: 400;
  font-style: italic;
  font-size: 1.13em;
  line-height: 1;
  letter-spacing: -0.01em;
}

/* ==========================================================================
   MINIMALIST HEADER
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.85rem 0;
  background-color: var(--bg-header);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: padding 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.site-header.is-scrolled {
  padding: 1.2rem 0;
  border-bottom-color: var(--hairline);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  text-decoration: none;
  color: var(--text-primary);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: color 0.18s ease;
}

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

.primary-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-link,
.theme-link {
  text-decoration: none;
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.2rem 0;
  transition: color 0.18s ease;
}

.nav-link:hover,
.theme-link:hover {
  color: var(--accent);
}

.theme-link {
  padding-left: 1.5rem;
  border-left: 1px solid var(--hairline);
}

/* ==========================================================================
   DOUBLED VERTICAL NEGATIVE SPACE (260px SECTION BREATHING ROOM)
   ========================================================================== */
.section {
  padding: 260px 0;
  border-top: 1px solid var(--hairline);
}

.section-heading-group {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
}

.section-editorial-lead {
  font-size: clamp(1.85rem, 2.8vw, 2.65rem);
  font-weight: 500;
  letter-spacing: -0.032em;
  color: var(--text-primary);
  line-height: 1.14;
}

/* Asymmetric 4-Col Sticky Header / 8-Col Content Split */
.editorial-split {
  display: grid;
  grid-template-columns: 4fr 8fr;
  gap: 6rem;
  align-items: start;
}

.editorial-split > .section-heading-group {
  position: sticky;
  top: 120px;
}

/* ==========================================================================
   SECTION 1: HERO — ASYMMETRIC STATEMENT & SINGLE PHOTOGRAPHIC ANCHOR
   ========================================================================== */
.hero-section {
  padding: 210px 0 220px;
}

.hero-split {
  display: grid;
  grid-template-columns: 1.32fr 0.68fr;
  gap: 6.5rem;
  align-items: center;
}

.hero-minimal {
  max-width: 720px;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.hero-statement {
  font-size: clamp(2.65rem, 4.6vw, 4.55rem);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.038em;
  color: var(--text-primary);
}

.hero-subtext {
  margin-top: 2.5rem;
  max-width: 550px;
  font-size: clamp(1.04rem, 1.18vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.78;
}

.hero-cta-row {
  margin-top: 3.5rem;
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.hero-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--text-primary);
  padding-bottom: 0.3rem;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.hero-link--muted {
  color: var(--text-secondary);
  border-bottom-color: transparent;
}

.hero-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Right Column: Frameless Gallery Portrait */
.hero-media-stage {
  margin: 0;
  transform: none !important;
}

.hero-photo-frame {
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--bg-elevated);
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  display: block;
  transition: transform 0.65s var(--ease-out);
}

.hero-media-stage:hover .hero-photo {
  transform: scale(1.02);
}

.hero-figcaption {
  margin-top: 0.95rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  color: var(--text-muted);
}

/* Minimal Typographic Proof Strip (Pure Whitespace) */
.proof-strip {
  margin-top: 10rem;
  padding-top: 4rem;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3.5rem;
}

.proof-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.proof-value {
  font-size: clamp(1.9rem, 2.6vw, 2.5rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text-primary);
}

.proof-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* ==========================================================================
   SECTION 2: SELECTED WORK (#work) — TEXT-DRIVEN LIST + HOVER-REVEAL PREVIEW
   ========================================================================== */
.work-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 3rem;
  margin-bottom: 6rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.filter-btn {
  background: none;
  border: none;
  padding: 0.25rem 0;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.filter-btn:hover {
  color: var(--text-primary);
}

.filter-btn.is-active {
  color: var(--text-primary);
  border-bottom-color: var(--accent);
}

/* Pure Text-Driven Editorial Rows (Zero Stacked Photo Containers at Rest) */
.case-list {
  border-top: 1px solid var(--hairline);
}

.case-card {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(280px, 1.45fr) 216px minmax(150px, 0.7fr) auto;
  gap: 2.5rem;
  align-items: center;
  padding: 3.75rem 0;
  border-bottom: 1px solid var(--hairline);
  cursor: pointer;
  outline: none;
  transition: border-color 0.18s ease;
}

.case-card.is-hidden {
  display: none;
}

.case-card:hover,
.case-card:focus-visible {
  border-bottom-color: var(--hairline-hover);
}

.case-index {
  grid-column: 1;
  grid-row: 1;
  align-self: baseline;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.65rem;
  color: var(--text-muted);
  transition: color 0.18s ease;
}

.case-card:hover .case-index {
  color: var(--accent);
}

.case-body {
  grid-column: 2;
  grid-row: 1;
  max-width: 540px;
}

.case-title {
  font-size: clamp(1.4rem, 2.05vw, 1.88rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.18;
  color: var(--text-primary);
  transition: color 0.18s ease;
}

.case-card:hover .case-title {
  color: var(--accent);
}

.case-hook {
  margin-top: 0.85rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.72;
}

.case-inline-cta {
  display: inline-block;
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 0.22rem;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.case-inline-cta:hover {
  color: var(--accent);
}

.case-meta {
  grid-column: 4;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.case-subtitle {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-primary);
}

.case-location {
  font-family: var(--font-mono);
  font-size: 0.71rem;
  color: var(--text-muted);
}

.case-action {
  grid-column: 5;
  grid-row: 1;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--text-muted);
  white-space: nowrap;
  transition: color 0.18s ease;
}

.case-card:hover .case-action {
  color: var(--accent);
}

/* Dedicated Non-Overlapping Column 3 Hover-Reveal Preview */
.case-hover-preview {
  grid-column: 3;
  grid-row: 1;
  width: 216px;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elevated);
  border: 1px solid var(--hairline-hover);
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px) scale(0.96);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.65);
  transition: opacity 0.24s var(--ease-out), transform 0.28s var(--ease-out);
}

.case-hover-preview:has(img[data-missing="true"]) {
  visibility: hidden !important;
  opacity: 0 !important;
}

.case-card:hover .case-hover-preview,
.case-card:focus-visible .case-hover-preview {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.case-hover-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  display: block;
}

.case-hover-preview img[src*="mach-martial-arts"] {
  object-position: center 35%;
  transform: scale(1.08);
  filter: contrast(1.1) brightness(1.16);
}

/* ==========================================================================
   SECTION 3: CAPABILITIES (#systems) — ASYMMETRIC OPEN TYPOGRAPHY
   ========================================================================== */
.capabilities-stack {
  border-top: 1px solid var(--hairline);
}

.capability-row {
  padding: 3.25rem 0;
  border-bottom: 1px solid var(--hairline);
}

.capability-heading {
  padding: 0 0 1rem;
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  font-weight: 500;
  color: var(--text-primary);
}

.cap-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.55rem;
  color: var(--text-muted);
}

.cap-title {
  font-size: 1.45rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.playbook-panel {
  display: block !important;
  padding-left: 2.8rem;
  max-width: 640px;
}

.panel-lead {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.78;
}

.panel-meta {
  margin-top: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

/* ==========================================================================
   SECTION 3.5: EXPERIENCE & CREDENTIALS (#experience)
   ========================================================================== */
.exp-list {
  border-top: 1px solid var(--hairline);
}

.exp-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 2rem;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--hairline);
  transition: border-color 0.18s ease;
}

.exp-row:hover {
  border-bottom-color: var(--hairline-hover);
}

.exp-role {
  display: block;
  font-size: 1.12rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.015em;
  transition: color 0.18s ease;
}

.exp-row:hover .exp-role {
  color: var(--accent);
}

.exp-org {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.94rem;
  color: var(--text-secondary);
}

.exp-date {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

.credentials-strip {
  margin-top: 5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3.5rem;
}

.cred-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}

.cred-val {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.68;
}

/* ==========================================================================
   SECTION 4: MINIMALIST CONTACT FOOTER (#contact)
   ========================================================================== */
.contact-minimal {
  max-width: 860px;
}

.contact-headline {
  margin-top: 1.35rem;
  font-size: clamp(2.4rem, 4.3vw, 3.9rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--text-primary);
}

.contact-links {
  margin-top: 4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 2.75rem;
}

.minimal-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 0.35rem;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.minimal-link:hover {
  border-bottom-color: var(--accent);
  color: var(--accent);
}

.contact-colophon {
  margin-top: 9rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-colophon a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.18s ease;
}

.contact-colophon a:hover {
  color: var(--accent);
}

/* ==========================================================================
   EXECUTIVE DOSSIER MODAL (CONTEXT, EXECUTION, RESULT)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(6, 6, 8, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s var(--ease-out);
}

.modal-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  width: 100%;
  max-width: 680px;
  background: var(--bg-canvas);
  border: 1px solid var(--hairline-hover);
  padding: 3.5rem;
  max-height: 88vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--hairline);
}

.modal-kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

.modal-title {
  font-size: 1.55rem;
  font-weight: 500;
  letter-spacing: -0.025em;
  margin-top: 0.45rem;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.18s ease;
}

.modal-close:hover {
  color: var(--accent);
}

.modal-body {
  margin-top: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.85rem;
}

.modal-figure {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--hairline);
  background: var(--bg-elevated);
}

.modal-figure img {
  width: 100%;
  max-height: 290px;
  object-fit: cover;
  object-position: center 24%;
  display: block;
}

.modal-figcaption {
  padding: 0.65rem 1rem;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.modal-metrics-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding: 1.15rem 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.modal-metric-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.modal-metric-label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.modal-metric-val {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--text-primary);
  line-height: 1.15;
}

.modal-section-box h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.modal-section-box p {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.modal-demo-link {
  display: inline-block;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 0.25rem;
  transition: color 0.18s ease;
}

.modal-demo-link:hover {
  color: var(--accent);
}

.reveal-up,
.reveal-up.is-visible {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-split,
  .editorial-split,
  .credentials-strip {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .editorial-split > .section-heading-group {
    position: static;
  }

  .proof-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    margin-top: 6rem;
  }

  .case-card {
    grid-template-columns: 36px 1fr;
    gap: 1.25rem;
    padding: 2.75rem 0;
  }

  .case-meta,
  .case-action {
    grid-column: 2;
    grid-row: auto;
  }

  .case-hover-preview {
    display: none;
  }

  .playbook-panel {
    padding-left: 0;
  }

  .section {
    padding: 150px 0;
  }

  .hero-section {
    padding: 150px 0 120px;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .primary-nav {
    width: 100%;
    justify-content: space-between;
    gap: 0.85rem;
    flex-wrap: wrap;
  }

  .theme-link {
    padding-left: 0.75rem;
  }

  .hero-section {
    padding-top: 156px;
  }

  .proof-strip {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .exp-row {
    flex-direction: column;
    gap: 0.45rem;
  }

  .filter-bar {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    gap: 1.5rem;
    padding-bottom: 0.5rem;
  }

  .filter-btn {
    white-space: nowrap;
  }

  .contact-colophon {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .modal-dialog {
    padding: 2rem 1.5rem;
  }
}