/* ==========================================================================
   DNYANESHWAR NAKTODE — EDITORIAL PORTFOLIO DESIGN SYSTEM
   Modern Editorial Aesthetics · Minimal · Classy · Typography-Driven
   Inspired by contemporary high-end design studios & editorial layouts
   ========================================================================== */

/* --- Custom Variables & Palette --- */
:root {
  /* Warm Sophisticated Neutral Palette (Light Mode Default) */
  --bg-primary: #F7F6F2;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F0EEE9;
  
  --text-primary: #111111;
  --text-secondary: #66635D;
  --text-muted: #8B8881;
  
  --border-color: #D8D5CE;
  --border-darker: #BEBAB1;
  
  /* Restrained Turquoise Accent (~10% usage strictly) */
  --accent: #0E7C86;
  --accent-dark: #07545B;
  --accent-subtle: rgba(14, 124, 134, 0.08);

  --header-bg: rgba(247, 246, 242, 0.94);
  --modal-overlay-bg: rgba(17, 17, 17, 0.65);

  /* Typography Stacks */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --font-mono: 'JetBrains Mono', "SF Mono", Menlo, Consolas, monospace;

  /* Layout Rhythm */
  --site-max-width: 1400px;
  --gutter-desktop: clamp(2rem, 7vw, 6.5rem);
  --gutter-mobile: 1.5rem;
  --section-spacing: clamp(120px, 15vw, 200px);

  /* Micro Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Mode Palette (Warm Matte Charcoal & Crisp Typography) */
[data-theme="dark"] {
  --bg-primary: #131312;
  --bg-surface: #1B1B19;
  --bg-subtle: #232320;

  --text-primary: #F4F2EC;
  --text-secondary: #ABA79E;
  --text-muted: #75726B;

  --border-color: #2D2C28;
  --border-darker: #45433D;

  --accent: #25B8C7;
  --accent-dark: #1A929E;
  --accent-subtle: rgba(37, 184, 199, 0.12);

  --header-bg: rgba(19, 19, 18, 0.94);
  --modal-overlay-bg: rgba(0, 0, 0, 0.8);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  font-size: 1.125rem; /* ~18px */
  overflow-x: hidden;
  position: relative;
}

/* Monospace Helpers */
.font-mono {
  font-family: var(--font-mono);
}

/* Section Number & Tag */
.section-meta {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem; /* 13px */
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2.25rem;
}

.section-meta .num {
  color: var(--accent);
  font-weight: 500;
}

/* Links & Interactive Text */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

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

/* Main Container Shell */
.site-wrapper {
  width: 100%;
  max-width: var(--site-max-width);
  margin: 0 auto;
  padding-left: var(--gutter-desktop);
  padding-right: var(--gutter-desktop);
}

/* Editorial Section Wrapper */
.editorial-section {
  padding-top: var(--section-spacing);
  position: relative;
}

.editorial-section.with-border-top {
  border-top: 1px solid var(--border-color);
}

/* ==========================================================================
   NAVIGATION (Desktop & Mobile)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: background-color var(--transition-base), border-color var(--transition-base), padding var(--transition-base);
  border-bottom: 1px solid transparent;
  padding: 2.2rem 0;
}

.site-header.scrolled {
  background-color: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border-color);
  padding: 1.25rem 0;
}

.header-container {
  max-width: var(--site-max-width);
  margin: 0 auto;
  padding-left: var(--gutter-desktop);
  padding-right: var(--gutter-desktop);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  font-family: var(--font-sans);
  font-size: 0.9375rem; /* 15px */
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

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

.header-right {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8125rem; /* 13px */
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.resume-nav-cta {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.resume-nav-cta:hover {
  color: var(--accent);
  transform: translateX(3px);
}

/* Theme Toggle Button */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background-color: var(--bg-surface);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.theme-toggle-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.theme-icon-slot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: inherit;
}

.theme-icon-slot svg {
  display: block;
}

/* Mobile Theme Row */
.mobile-theme-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* Mobile Nav Toggle */
.mobile-menu-toggle {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
  padding: 0.5rem;
  font-weight: 500;
}

/* Mobile Fullscreen Overlay */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background-color: var(--bg-primary);
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 7rem var(--gutter-mobile) 3rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.mobile-nav-link {
  font-size: 2.25rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: block;
}

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

.mobile-overlay-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ==========================================================================
   HERO SECTION (~90vh Minimal Editorial Two-Column)
   ========================================================================== */
.hero-section {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 8rem;
  padding-bottom: 4rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(3rem, 6vw, 6.5rem);
  align-items: center;
}

/* Left Column */
.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-meta-label {
  font-family: var(--font-mono);
  font-size: 0.75rem; /* 12px */
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-headline {
  font-size: clamp(3.75rem, 6.5vw, 6.25rem); /* 60px to 100px */
  font-weight: 400;
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: 2.25rem;
  text-wrap: balance;
}

.hero-description {
  font-size: clamp(1.0625rem, 1.4vw, 1.25rem); /* 17px - 20px */
  line-height: 1.68;
  color: var(--text-secondary);
  max-width: 36rem;
  margin-bottom: 3.25rem;
  font-weight: 300;
}

.hero-cta-wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.editorial-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  font-weight: 500;
  padding-bottom: 6px;
  position: relative;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.editorial-btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--text-primary);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.editorial-btn:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.editorial-btn:hover::after {
  background-color: var(--accent);
}

.arrow-symbol {
  transition: transform var(--transition-fast);
}

.editorial-btn:hover .arrow-symbol {
  transform: translateX(3px);
}

/* Right Column (Editorial Portrait) */
.hero-right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-portrait-frame {
  width: 100%;
  max-width: 440px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  position: relative;
}

.hero-portrait-frame img {
  width: 100%;
  aspect-ratio: 4 / 4.8;
  object-fit: cover;
  filter: grayscale(8%) contrast(102%);
  transition: transform var(--transition-slow);
}

.hero-portrait-frame:hover img {
  transform: scale(1.02);
}

.hero-caption {
  margin-top: 1.125rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem; /* 11px */
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1.7;
}

.hero-scroll-indicator {
  margin-top: 5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-transform: uppercase;
}

/* ==========================================================================
   01 / ABOUT SECTION
   ========================================================================== */
.statement-headline {
  font-size: clamp(2.25rem, 4.2vw, 4rem); /* 36px to 64px */
  font-weight: 350;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: clamp(3.5rem, 6vw, 6rem);
  max-width: 1100px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 7vw, 7.5rem);
  padding-top: 2.5rem;
  border-top: 1px solid var(--border-color);
}

.about-narrative {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-secondary);
  font-weight: 300;
}

.about-narrative p + p {
  margin-top: 1.5rem;
}

.about-meta-col {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.about-block-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.focus-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.focus-list li {
  font-size: 1.0625rem;
  font-weight: 400;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

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

.education-snippet-title {
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.education-snippet-sub {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   02 / SELECTED WORK (Large Alternating Editorial Compositions)
   ========================================================================== */
.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 300;
  margin-top: -1.25rem;
  margin-bottom: clamp(4rem, 7vw, 6.5rem);
}

.projects-feed {
  display: flex;
  flex-direction: column;
}

.project-entry {
  padding: clamp(4.5rem, 8vw, 7.5rem) 0;
  border-top: 1px solid var(--border-color);
  transition: border-color var(--transition-base);
}

.project-entry:hover {
  border-top-color: var(--border-darker);
}

.project-composition {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6.5rem);
  align-items: center;
}

/* Alternating Layout */
.project-entry.layout-reversed .project-composition {
  direction: rtl;
}

.project-entry.layout-reversed .project-composition > * {
  direction: ltr;
}

/* Project Visual Frame */
.project-visual-frame {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: border-color var(--transition-base);
}

.project-visual-frame img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--transition-base);
}

.project-entry:hover .project-visual-frame {
  border-color: var(--border-darker);
}

.project-entry:hover .project-visual-frame img {
  transform: scale(1.02);
}

/* Dark Mode Blueprint Schematics (Applies to SVGs only) */
[data-theme="dark"] .project-visual-frame img[src$=".svg"],
[data-theme="dark"] .modal-visual-wrap img[src$=".svg"] {
  filter: invert(0.92) hue-rotate(180deg) contrast(0.95);
  background-color: #171716;
}

/* Natural Screenshot Presentation in Dark Mode */
[data-theme="dark"] .project-visual-frame img:not([src$=".svg"]),
[data-theme="dark"] .modal-visual-wrap img:not([src$=".svg"]) {
  filter: brightness(0.95) contrast(102%);
}

[data-theme="dark"] .hero-portrait-frame img {
  filter: grayscale(8%) contrast(100%) brightness(0.92);
}

/* Smooth Theme Transitions */
body,
.site-header,
.case-study-panel,
.project-entry,
.project-visual-frame,
.expertise-category-title,
.experience-row,
.cert-row,
.achievement-row,
.theme-toggle-btn {
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

/* Project Text Content */
.project-content {
  display: flex;
  flex-direction: column;
}

.project-index {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.project-heading {
  font-size: clamp(2rem, 3.2vw, 3.25rem); /* 32px to 52px */
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 1rem;
  transition: color var(--transition-fast);
}

.project-entry:hover .project-heading {
  text-decoration: underline;
  text-decoration-color: var(--border-color);
  text-underline-offset: 6px;
}

.project-summary {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-secondary);
  font-weight: 300;
  margin-bottom: 1.75rem;
  max-width: 32rem;
}

.project-tech-line {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 2.25rem;
}

.project-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* ==========================================================================
   03 / EXPERTISE (Typography-Driven, Non-Card Lists)
   ========================================================================== */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(2.5rem, 5vw, 4.5rem);
  border-top: 1px solid var(--border-color);
  padding-top: 3.5rem;
}

.expertise-col {
  display: flex;
  flex-direction: column;
}

.expertise-category-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.expertise-items-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.expertise-items-list li {
  font-size: 1.0625rem;
  font-weight: 350;
  color: var(--text-primary);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(216, 213, 206, 0.4);
}

/* ==========================================================================
   04 / EXPERIENCE (Minimalist Typography Timeline)
   ========================================================================== */
.experience-feed {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-color);
}

.experience-row {
  display: grid;
  grid-template-columns: 180px 1.2fr 1fr;
  gap: 3rem;
  padding: 2.75rem 0;
  border-bottom: 1px solid var(--border-color);
}

.experience-year {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 500;
}

.experience-role-block h3 {
  font-size: 1.375rem;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.experience-company {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.experience-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  font-weight: 300;
}

/* ==========================================================================
   05 / EDUCATION & CERTIFICATIONS
   ========================================================================== */
.education-section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6.5rem);
  border-top: 1px solid var(--border-color);
  padding-top: 3.5rem;
}

.education-primary-degree h3 {
  font-size: clamp(1.75rem, 2.5vw, 2.5rem);
  font-weight: 350;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.education-institution {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.education-grade-year {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.education-coursework {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.certifications-container {
  display: flex;
  flex-direction: column;
}

.cert-subheading {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.cert-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(216, 213, 206, 0.4);
}

.cert-title {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-primary);
}

.cert-org-year {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* ==========================================================================
   06 / ACHIEVEMENTS (Large Typographic Numbered Rows)
   ========================================================================== */
.achievements-feed {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-color);
}

.achievement-row {
  display: grid;
  grid-template-columns: 80px 1fr 1.5fr;
  gap: 3rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--border-color);
}

.achievement-num {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent);
}

.achievement-title {
  font-size: 1.375rem;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  line-height: 1.3;
}

.achievement-org {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.35rem;
}

.achievement-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  font-weight: 300;
}

/* ==========================================================================
   RESUME CALL-TO-ACTION (High Impact Whitespace)
   ========================================================================== */
.resume-cta-section {
  padding: clamp(7rem, 12vw, 12rem) 0;
  text-align: center;
  border-top: 1px solid var(--border-color);
}

.resume-cta-headline {
  font-size: clamp(2.25rem, 4.5vw, 4.5rem);
  font-weight: 350;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 2.75rem;
}

.resume-cta-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   07 / CONTACT SECTION (Minimal & Impactful)
   ========================================================================== */
.contact-section {
  padding-top: var(--section-spacing);
  padding-bottom: 5rem;
  border-top: 1px solid var(--border-color);
}

.contact-headline {
  font-size: clamp(3rem, 7vw, 6.75rem);
  font-weight: 350;
  line-height: 0.98;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.contact-primary-email {
  font-size: clamp(1.5rem, 3vw, 2.75rem);
  font-weight: 350;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: inline-flex;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 4rem;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.contact-primary-email:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.contact-social-row {
  display: flex;
  gap: 3.5rem;
  align-items: center;
}

.contact-social-link {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.contact-social-link:hover {
  color: var(--accent);
}

/* ==========================================================================
   SITE FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 3rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 4rem;
}

.footer-name {
  font-size: 1.125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.footer-roles {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1.8;
  text-align: right;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
}

/* ==========================================================================
   CASE STUDY MODAL (Editorial Overlay)
   ========================================================================== */
.case-study-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(17, 17, 17, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  justify-content: flex-end;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.case-study-modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.case-study-panel {
  background-color: var(--bg-primary);
  width: 100%;
  max-width: 860px;
  height: 100%;
  overflow-y: auto;
  padding: 4rem clamp(2rem, 5vw, 4.5rem) 5rem;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
  position: relative;
}

.case-study-modal-overlay.active .case-study-panel {
  transform: translateX(0);
}

.case-study-close-btn {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background-color: var(--bg-surface);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.case-study-close-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.modal-case-header {
  margin-top: 2rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 2rem;
}

.modal-project-tag {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.modal-project-title {
  font-size: clamp(2.25rem, 3.5vw, 3.5rem);
  font-weight: 350;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.modal-project-tagline {
  font-size: 1.125rem;
  color: var(--text-secondary);
  font-weight: 300;
}

.modal-visual-wrap {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 3rem;
}

.modal-visual-wrap img {
  width: 100%;
  height: auto;
}

.modal-case-section {
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 2.5rem;
}

.modal-section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.modal-body-text {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-secondary);
  font-weight: 300;
}

.modal-tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.modal-tech-pill {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 3px;
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

.modal-links-row {
  display: flex;
  gap: 2rem;
  margin-top: 1rem;
}

/* ==========================================================================
   RESUME FULLSCREEN MODAL (Retained & Styled Minimalist)
   ========================================================================== */
.resume-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(17, 17, 17, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.resume-modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.resume-modal-header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 1.2rem var(--gutter-desktop);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.resume-modal-title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.resume-modal-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.resume-modal-body {
  flex: 1;
  width: 100%;
  background-color: #333333;
}

.resume-modal-body iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

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

  .hero-portrait-frame {
    max-width: 380px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .project-composition,
  .project-entry.layout-reversed .project-composition {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 2.5rem;
  }

  .expertise-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .experience-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .education-section-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .achievement-row {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}

@media (max-width: 768px) {
  :root {
    --site-max-width: 100%;
    --gutter-desktop: var(--gutter-mobile);
    --section-spacing: 90px;
  }

  .nav-links,
  .resume-nav-cta {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero-section {
    padding-top: 6.5rem;
    min-height: auto;
  }

  .hero-headline {
    font-size: 3.25rem;
  }

  .statement-headline {
    font-size: 2.25rem;
  }

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

  .footer-top {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-roles {
    text-align: left;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
  }

  .contact-social-row {
    flex-wrap: wrap;
    gap: 1.5rem;
  }
}