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

:root {
  --color-bg: #f2f2f2;
  --color-surface: #ffffff;
  --color-text: #1a1a2e;
  --color-text-muted: #555;
  --color-accent: #4a6cf7;
  --color-accent-hover: #3b5ce4;
  --color-border: #e0e0e0;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1100px;
  --radius: 12px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
  --transition: 0.3s ease;
}

/* ===== Dark Mode ===== */
[data-theme="dark"] {
  --color-bg: #0f0f1a;
  --color-surface: #1a1a2e;
  --color-text: #e8e8f0;
  --color-text-muted: #a0a0b8;
  --color-accent: #6c8cff;
  --color-accent-hover: #8da6ff;
  --color-border: #2a2a40;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .nav {
  background: rgba(15, 15, 26, 0.92);
}

[data-theme="dark"] body {
  /* bg handled by canvas */
}

[data-theme="dark"] .nav-toggle span {
  background: var(--color-text);
}

[data-theme="dark"] .hero::before {
  background: transparent;
}

[data-theme="dark"] .case-card {
  background: var(--color-surface);
}

[data-theme="dark"] .method-card {
  background: var(--color-bg);
}

[data-theme="dark"] .contact-item {
  background: var(--color-surface);
}

[data-theme="dark"] .theme-toggle {
  background: var(--color-surface);
  border-color: var(--color-border);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
  transition: background-color 0.4s ease, color 0.4s ease;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

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

/* ===== Connecting Dots Canvas ===== */
#dots-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Ensure all content sits above canvas */
.nav {
  z-index: 1000;
}

section, .footer {
  position: relative;
  z-index: 1;
}

/* ===== Back to Top Button ===== */
.back-to-top {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 1001;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  opacity: 0;
  pointer-events: none;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

[data-theme="dark"] .back-to-top {
  background: var(--color-surface);
  border-color: var(--color-border);
}

/* ===== Theme Toggle ===== */
.theme-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1001;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(242, 242, 242, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.4s ease;
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.nav-name {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-text);
  text-align: center;
  letter-spacing: -0.02em;
}

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

.nav-links {
  list-style: none;
  display: flex;
  gap: 28px;
  justify-self: start;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent);
}

/* Nav Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-arrow {
  font-size: 0.6rem;
  margin-left: 4px;
  transition: transform var(--transition);
}

.nav-dropdown:hover .nav-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 12px;
  list-style: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 0;
  min-width: 140px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all 0.2s ease;
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li a {
  display: block;
  padding: 8px 16px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.dropdown-menu li a:hover {
  background: rgba(74, 108, 247, 0.06);
  color: var(--color-accent);
}

.nav-socials {
  display: flex;
  gap: 16px;
  justify-self: end;
  align-items: center;
}

.nav-socials a {
  color: var(--color-text-muted);
  font-size: 1rem;
  transition: color var(--transition);
  position: relative;
  display: flex;
  align-items: center;
}

.nav-substack svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.nav-resume {
  font-size: 0.9rem;
  font-weight: 500;
}

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

.nav-socials a[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--color-text);
  color: var(--color-bg);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-socials a[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(8px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  pointer-events: none;
}

@keyframes heroGlow {
  0% {
    opacity: 0.6;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1.05);
  }
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-centered {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-name {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: 16px;
  color: var(--color-text);
}

.hero-tagline-bold {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 24px;
  line-height: 1.1;
}

.connect-dots {
  position: relative;
  display: inline-block;
  padding-bottom: 16px;
}

.dot {
  position: absolute;
  bottom: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
}

.dot-left {
  left: 0;
}

.dot-right {
  right: 0;
}

.connect-line {
  position: absolute;
  bottom: 4px;
  left: 10px;
  right: 10px;
  height: 2px;
  background: var(--color-accent);
  transform-origin: left;
  transform: scaleX(0);
  animation: connectDots 1.5s ease 0.5s forwards;
}

@keyframes connectDots {
  0% {
    transform: scaleX(0);
  }
  100% {
    transform: scaleX(1);
  }
}

.hero-tagline {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-bottom: 40px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== Section Shared ===== */
section {
  padding: 100px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 48px;
}

/* ===== About ===== */
.about-content {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: center;
}

.about-photo {
  width: 280px;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius);
  background: radial-gradient(circle, rgba(74, 108, 247, 0.08) 0%, rgba(74, 108, 247, 0.03) 70%, transparent 100%);
  padding: 16px;
}

[data-theme="dark"] .about-photo {
  background: radial-gradient(circle, rgba(108, 140, 255, 0.12) 0%, rgba(108, 140, 255, 0.04) 70%, transparent 100%);
}

.about-text p {
  margin-bottom: 16px;
  color: var(--color-text-muted);
}

.highlight-term {
  position: relative;
  color: var(--color-text);
  font-weight: 500;
  cursor: default;
  transition: color var(--transition);
  border-bottom: 1.5px dashed transparent;
}

.highlight-term:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.highlight-term::after {
  content: attr(data-tip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: var(--color-text);
  color: var(--color-bg);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.highlight-term:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(-8px);
}

/* ===== Case Studies ===== */
.work {
  background: var(--color-surface);
  background-image: none;
}

.work-category {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  margin-top: 16px;
}

.work-category + .case-studies-grid {
  margin-bottom: 48px;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

/* Carousel for horizontal scroll */
.carousel-wrapper {
  position: relative;
  margin-bottom: 48px;
}

.case-studies-carousel {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 8px 0 16px;
  scrollbar-width: none;
}

.case-studies-carousel::-webkit-scrollbar {
  display: none;
}

.case-studies-carousel .case-card {
  min-width: 320px;
  max-width: 340px;
  flex-shrink: 0;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  z-index: 2;
}

.carousel-btn:hover {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.carousel-btn-left {
  left: -20px;
}

.carousel-btn-right {
  right: -20px;
}

.case-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
  perspective: 1000px;
  cursor: pointer;
}

.case-card:hover {
  transform: translateY(-8px) rotateX(2deg);
  box-shadow: var(--shadow-lg);
}

/* Unique gradient colors per card */
.case-card:nth-child(1) .case-card-image {
  background: linear-gradient(135deg, #667eea, #764ba2);
}
.case-card:nth-child(2) .case-card-image {
  background: linear-gradient(135deg, #f093fb, #f5576c);
}
.case-card:nth-child(3) .case-card-image {
  background: linear-gradient(135deg, #4facfe, #00f2fe);
}
.case-card:nth-child(4) .case-card-image {
  background: linear-gradient(135deg, #43e97b, #38f9d7);
}
.case-card:nth-child(5) .case-card-image {
  background: linear-gradient(135deg, #fa709a, #fee140);
}
.case-card:nth-child(6) .case-card-image {
  background: linear-gradient(135deg, #a18cd1, #fbc2eb);
}
.case-card:nth-child(7) .case-card-image {
  background: linear-gradient(135deg, #fccb90, #d57eeb);
}

.case-card-image {
  height: 200px;
  background: linear-gradient(135deg, #e8ecff, #f0e6ff);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  font-weight: 500;
  transition: transform 0.4s ease;
  overflow: hidden;
}

.case-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-card:hover .case-card-image {
  transform: scale(1.05);
}

.case-card-content {
  padding: 24px;
}

.case-card-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(74, 108, 247, 0.1);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.case-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--color-text);
}

.case-card-company {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}

.case-card-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
  font-weight: 400;
}

.case-card-link {
  font-size: 0.9rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition), color var(--transition);
}

.case-card-link:hover {
  gap: 8px;
}

/* ===== Methods / Skills ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.skill-category {
  background: var(--color-surface);
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
}

.skill-category:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.skill-category-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-accent);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(74, 108, 247, 0.08);
  color: var(--color-text);
  font-size: 0.82rem;
  font-weight: 500;
  border-radius: 20px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.skill-tag:hover {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

[data-theme="dark"] .skill-category {
  background: var(--color-bg);
}

[data-theme="dark"] .skill-tag {
  background: rgba(108, 140, 255, 0.1);
}

.methods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.method-card {
  background: var(--color-surface);
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
}

.method-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.method-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.method-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.method-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ===== Contact ===== */
.contact {
  background: var(--color-surface);
  background-image: none;
  text-align: center;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 32px;
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: 1.3rem;
  transition: all var(--transition);
}

.contact-icon:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .contact-icon {
  background: var(--color-bg);
}

/* ===== Research Process Section ===== */
.process {
  background: var(--color-surface);
  background-image: none;
}

.process-heading {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}

.process-desc {
  color: var(--color-text-muted);
  margin-bottom: 32px;
  max-width: 600px;
}

/* Product Cycle */
.process-cycle {
  margin-bottom: 64px;
}

.cycle-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  margin: 32px 0 20px;
}

.cycle-step {
  display: flex;
  align-items: center;
}

.cycle-node {
  padding: 12px 20px;
  border-radius: 8px;
  border: 2px solid var(--color-border);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-bg);
  transition: all var(--transition);
}

.cycle-node.active {
  border-color: var(--color-accent);
  background: rgba(74, 108, 247, 0.08);
  color: var(--color-accent);
  font-weight: 600;
}

[data-theme="dark"] .cycle-node.active {
  background: rgba(108, 140, 255, 0.12);
}

.cycle-connector {
  width: 32px;
  height: 2px;
  background: var(--color-border);
  position: relative;
}

.cycle-connector::after {
  content: '';
  position: absolute;
  right: 0;
  top: -3px;
  width: 0;
  height: 0;
  border-left: 6px solid var(--color-border);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
}

.cycle-caption {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Research Flowchart */
.zoom-connector {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 48px 0;
}

.zoom-line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.zoom-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.flowchart-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 32px;
}

.flow-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  transition: all var(--transition);
}

.flow-step:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-accent);
}

.flow-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  min-width: 40px;
}

.flow-content h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--color-text);
}

.flow-content p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.flow-arrow {
  width: 2px;
  height: 24px;
  background: var(--color-border);
  margin-left: 44px;
  position: relative;
}

.flow-arrow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: -3px;
  width: 0;
  height: 0;
  border-top: 6px solid var(--color-border);
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
}

/* ===== Testimonials ===== */
.testimonials {
  padding: 60px 0;
}

.testimonials .section-title {
  font-size: 1.4rem;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.testimonial-card {
  background: var(--color-surface);
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  transition: transform var(--transition), box-shadow var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.testimonial-text {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 16px;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.testimonial-author strong {
  font-size: 0.82rem;
  color: var(--color-text);
}

.testimonial-author span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ===== Thoughts / Blog ===== */
.thoughts {
  background: var(--color-surface);
  background-image: none;
}

.thoughts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.thought-card {
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

.thought-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.thought-date {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.thought-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 8px 0 12px;
  color: var(--color-text);
}

.thought-preview {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.thought-link {
  font-size: 0.9rem;
  font-weight: 500;
}

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 32px 0;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--color-border);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .nav-name {
    font-size: 1rem;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-surface);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-socials {
    display: none;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

  .about-image-placeholder {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
  }

  .case-studies-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 100px;
    min-height: auto;
    padding-bottom: 60px;
  }

  section {
    padding: 60px 0;
  }

  .contact-links {
    justify-content: center;
  }

  .cycle-visual {
    flex-direction: column;
    align-items: stretch;
  }

  .cycle-step {
    flex-direction: column;
    align-items: center;
  }

  .cycle-connector {
    width: 2px;
    height: 20px;
    margin: 0;
  }

  .cycle-connector::after {
    right: auto;
    bottom: 0;
    top: auto;
    left: -3px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid var(--color-border);
    border-bottom: none;
  }

  .flow-step {
    flex-direction: column;
    gap: 8px;
  }

  .flow-arrow {
    margin-left: 20px;
  }

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

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

  .theme-toggle {
    bottom: 16px;
    right: 16px;
    width: 42px;
    height: 42px;
  }

  .back-to-top {
    bottom: 16px;
    left: 16px;
    width: 42px;
    height: 42px;
  }
}

/* ===== Animations ===== */
@media (prefers-reduced-motion: no-preference) {
  .hero .fade-in,
  .work .fade-in,
  .methods .fade-in,
  .process .fade-in,
  .testimonials .fade-in,
  .thoughts .fade-in,
  .contact .fade-in,
  .about .fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* Staggered delays */
  .fade-in:nth-child(1) { transition-delay: 0s; }
  .fade-in:nth-child(2) { transition-delay: 0.1s; }
  .fade-in:nth-child(3) { transition-delay: 0.1s; }
  .fade-in:nth-child(4) { transition-delay: 0.2s; }
  .fade-in:nth-child(5) { transition-delay: 0.2s; }
  .fade-in:nth-child(6) { transition-delay: 0.3s; }
  .fade-in:nth-child(7) { transition-delay: 0.3s; }
}