@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&display=swap');

:root {
  /* Font Families */
  --font-primary: 'Space Grotesk', sans-serif;
  --font-stack: 'Space Grotesk', sans-serif;
  
  /* Font Weights */
  --font-weight-base: 500;
  --font-weight-bold: 700;
  
  /* Typography Scale */
  --font-size-xs: 12px;
  --font-size-sm: 17.6px;
  --font-size-md: 20.8px;
  --font-size-lg: 32px;
  --font-size-xl: 44.8px;
  --font-size-2xl: 64px;

  /* Line Heights */
  --line-height-base: 20.8px;
  --line-height-heading: 1.1;

  /* Colors (Light Theme Default) */
  --color-border-default: #000000;
  --color-text-primary: #000000;
  --color-text-secondary: #706f6f;
  --color-text-tertiary: #333333;
  --color-text-inverse: #aaadb0;
  --color-surface-muted: #ffffff;
  --color-surface-raised: #bae6ff;
  --color-surface-strong: #fefff0;
  
  /* Secondary accent pastel palettes to make cards pop */
  --color-accent-pink: #ffb3ba;
  --color-accent-purple: #e8daff;
  --color-accent-green: #baffc9;
  --color-bg-main: #fcfcf9; /* Off-white background */
  
  /* Spacing Scale */
  --space-1: 3.52px;
  --space-2: 4.16px;
  --space-3: 6px;
  --space-4: 12.8px;
  --space-5: 22.88px;
  --space-6: 31.2px;
  --space-7: 41.6px;
  --space-8: 62.4px;
  
  /* Radii */
  --radius-xs: 3px;
  --radius-sm: 90px;
  
  /* Shadows */
  --shadow-1: 10px 10px 0px 0px rgba(0, 0, 0, 0.44);
  --shadow-2: 3px 3px 0px 0px rgb(0, 0, 0);
  --shadow-3: 0px 0px 0px 1px rgba(0, 0, 0, 0.1), 0px 1px 3px 0px rgba(0, 0, 0, 0.1);
  --shadow-focus: 0 0 0 3px var(--color-surface-raised), 0 0 0 6px var(--color-border-default);

  /* Motion */
  --duration-instant: 200ms;
  --duration-fast: 500ms;
  --transition-ease: cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --color-border-default: #ffffff;
  --color-text-primary: #ffffff;
  --color-text-secondary: #aaadb0;
  --color-text-tertiary: #cccccc;
  --color-text-inverse: #444444;
  --color-surface-muted: #161616;
  --color-surface-raised: #1c3645;
  --color-surface-strong: #2c2d1b;
  
  --color-accent-pink: #5e282c;
  --color-accent-purple: #322345;
  --color-accent-green: #14351b;
  --color-bg-main: #0a0a0a;
  
  --shadow-1: 10px 10px 0px 0px rgba(255, 255, 255, 0.25);
  --shadow-2: 3px 3px 0px 0px rgb(255, 255, 255);
  --shadow-3: 0px 0px 0px 1px rgba(255, 255, 255, 0.15), 0px 1px 3px 0px rgba(255, 255, 255, 0.15);
  --shadow-focus: 0 0 0 3px var(--color-surface-raised), 0 0 0 6px var(--color-border-default);
}

/* ==========================================================================
   Resets & Core Styles
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px; /* Base size */
  scroll-behavior: smooth;
  background-color: var(--color-bg-main);
  color: var(--color-text-primary);
  font-family: var(--font-stack);
  font-weight: var(--font-weight-base);
  line-height: 1.4;
  transition: background-color var(--duration-instant) var(--transition-ease), color var(--duration-instant) var(--transition-ease);
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

main {
  flex: 1;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-heading);
  color: var(--color-text-primary);
}

p {
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text-tertiary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-instant) var(--transition-ease);
}

/* Focus outline rules */
:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus) !important;
  border-radius: var(--radius-xs);
}

/* Screen reader utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Neu-Brutalist Layout Framework
   ========================================================================== */
.nb-card {
  background-color: var(--color-surface-muted);
  border: 3px solid var(--color-border-default);
  border-radius: var(--radius-xs);
  box-shadow: var(--shadow-1);
  padding: var(--space-6);
  position: relative;
  transition: transform var(--duration-instant) var(--transition-ease), box-shadow var(--duration-instant) var(--transition-ease), background-color var(--duration-instant) var(--transition-ease), border-color var(--duration-instant) var(--transition-ease);
}

.nb-card-raised {
  background-color: var(--color-surface-raised);
}

.nb-card-strong {
  background-color: var(--color-surface-strong);
}

.nb-card.interactive {
  cursor: pointer;
}

.nb-card.interactive:hover {
  transform: translate(-4px, -4px);
  box-shadow: 14px 14px 0px 0px var(--color-border-default);
}

.nb-card.interactive:active {
  transform: translate(2px, 2px);
  box-shadow: 4px 4px 0px 0px var(--color-border-default);
}

.nb-badge {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  border: 2px solid var(--color-border-default);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-strong);
  color: var(--color-text-primary);
  width: fit-content;
}

.nb-btn {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  background-color: var(--color-surface-strong);
  border: 3px solid var(--color-border-default);
  border-radius: var(--radius-sm);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  box-shadow: var(--shadow-2);
  transition: transform var(--duration-instant) var(--transition-ease), box-shadow var(--duration-instant) var(--transition-ease), background-color var(--duration-instant) var(--transition-ease), color var(--duration-instant) var(--transition-ease), border-color var(--duration-instant) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-text-primary);
  text-decoration: none;
  position: relative;
}

.nb-btn:hover {
  background-color: var(--color-surface-raised);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px 0px var(--color-border-default);
}

.nb-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px 0px var(--color-border-default);
}

.nb-btn:disabled {
  background-color: var(--color-text-inverse) !important;
  color: var(--color-text-secondary) !important;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
  border-color: var(--color-text-secondary) !important;
}

/* Input Fields styling */
.nb-input, .nb-textarea {
  width: 100%;
  padding: var(--space-4);
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-base);
  background-color: var(--color-surface-muted);
  border: 3px solid var(--color-border-default);
  border-radius: var(--radius-xs);
  box-shadow: var(--shadow-2);
  color: var(--color-text-primary);
  outline: none;
  transition: transform var(--duration-instant) var(--transition-ease), box-shadow var(--duration-instant) var(--transition-ease), background-color var(--duration-instant) var(--transition-ease);
}

.nb-input:focus, .nb-textarea:focus {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px 0px var(--color-border-default);
  background-color: var(--color-surface-strong);
}

.nb-input:disabled, .nb-textarea:disabled {
  background-color: var(--color-text-inverse);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 5%;
  border-bottom: 3px solid var(--color-border-default);
  background-color: var(--color-surface-muted);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background-color var(--duration-instant) var(--transition-ease), border-color var(--duration-instant) var(--transition-ease);
}

.navbar-logo {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  border: 3px solid var(--color-border-default);
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-surface-strong);
  box-shadow: var(--shadow-2);
  transition: transform var(--duration-instant) var(--transition-ease), box-shadow var(--duration-instant) var(--transition-ease);
}

.navbar-logo:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px 0px var(--color-border-default);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-link {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  position: relative;
  padding: var(--space-2) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background-color: var(--color-border-default);
  transition: width var(--duration-instant) var(--transition-ease);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Dark mode toggle switch */
.theme-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

.theme-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-surface-strong);
  border: 3px solid var(--color-border-default);
  transition: var(--duration-instant);
  border-radius: 34px;
}

.slider::before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 4px;
  bottom: 4px;
  background-color: var(--color-border-default);
  transition: var(--duration-instant) var(--transition-ease);
  border-radius: 50%;
}

.theme-switch input:focus-visible + .slider {
  box-shadow: var(--shadow-focus);
}

input:checked + .slider {
  background-color: var(--color-surface-raised);
}

input:checked + .slider::before {
  transform: translateX(26px);
  background-color: var(--color-border-default);
}

/* Menu Toggle Button for Mobile */
.menu-toggle {
  display: none;
  background: none;
  border: 3px solid var(--color-border-default);
  width: 44px;
  height: 44px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface-strong);
  box-shadow: var(--shadow-2);
}

.menu-toggle svg {
  stroke: var(--color-text-primary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: var(--space-8) 5%;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: var(--space-7);
  align-items: start;
}

/* Left Hero Column: Card details */
.hero-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-5);
  background-color: var(--color-surface-strong);
}

.avatar-container {
  width: 180px;
  height: 180px;
  border-radius: var(--radius-xs);
  border: 3px solid var(--color-border-default);
  background-color: var(--color-surface-muted);
  box-shadow: var(--shadow-2);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-socials {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  flex-wrap: wrap;
  justify-content: center;
}

.social-btn {
  width: 44px;
  height: 44px;
  border: 3px solid var(--color-border-default);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-2);
  transition: transform var(--duration-instant) var(--transition-ease), box-shadow var(--duration-instant) var(--transition-ease), background-color var(--duration-instant) var(--transition-ease);
}

.social-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px 0px var(--color-border-default);
  background-color: var(--color-surface-raised);
}

.social-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px 0px var(--color-border-default);
}

/* Right Hero Column: Large text & badges */
.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.hero-sub {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-title {
  font-size: var(--font-size-2xl);
  line-height: 1.05;
}

.hero-title span {
  background-color: var(--color-surface-raised);
  padding: 0 var(--space-2);
  border: 3px solid var(--color-border-default);
  display: inline-block;
  transform: rotate(-1deg);
  box-shadow: var(--shadow-2);
}

.hero-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-tertiary);
  max-width: 650px;
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

/* ==========================================================================
   Ticker (Marquee) Section
   ========================================================================== */
.ticker-section {
  border-top: 3px solid var(--color-border-default);
  border-bottom: 3px solid var(--color-border-default);
  background-color: var(--color-surface-raised);
  overflow: hidden;
  padding: var(--space-4) 0;
  display: flex;
  white-space: nowrap;
}

.ticker-wrap {
  display: flex;
  width: max-content;
  animation: marquee 25s linear infinite;
}

.ticker-item {
  display: inline-block;
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  padding: 0 var(--space-5);
}

.ticker-item span {
  margin-right: var(--space-5);
  color: var(--color-text-primary);
}

.ticker-item::after {
  content: "✦";
  margin-left: var(--space-5);
  color: var(--color-border-default);
}

@keyframes marquee {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(-50%, 0, 0); }
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.section-wrapper {
  padding: var(--space-8) 5%;
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.section-pretitle {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-bold);
}

.section-title {
  font-size: var(--font-size-xl);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 12px;
  background-color: var(--color-surface-strong);
  z-index: -1;
  border-bottom: 2px solid var(--color-border-default);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  background-color: var(--color-surface-muted);
}

.service-icon {
  width: 50px;
  height: 50px;
  border: 3px solid var(--color-border-default);
  background-color: var(--color-surface-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-2);
  margin-bottom: var(--space-2);
}

.service-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-text-primary);
}

/* Assign dynamic pastel colors for service cards on hover/bg */
.services-grid .service-card:nth-child(even) .service-icon {
  background-color: var(--color-accent-pink);
}
.services-grid .service-card:nth-child(3n) .service-icon {
  background-color: var(--color-accent-green);
}
.services-grid .service-card:nth-child(4n) .service-icon {
  background-color: var(--color-accent-purple);
}

.service-title {
  font-size: var(--font-size-lg);
}

.service-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

/* ==========================================================================
   Projects / Works Section
   ========================================================================== */
.projects-marquee-container {
  overflow: hidden;
  width: 100%;
  position: relative;
  padding: var(--space-4) 0;
}

/* Left/right fade gradients for premium aesthetic */
.projects-marquee-container::before,
.projects-marquee-container::after {
  content: "";
  height: 100%;
  width: 100px;
  position: absolute;
  top: 0;
  z-index: 2;
  pointer-events: none;
}

.projects-marquee-container::before {
  left: 0;
  background: linear-gradient(to right, var(--color-bg-main), transparent);
}

.projects-marquee-container::after {
  right: 0;
  background: linear-gradient(to left, var(--color-bg-main), transparent);
}

.projects-marquee-track {
  display: flex;
  width: max-content;
  gap: 0;
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  padding-top: var(--space-8);
  padding-bottom: var(--space-4);
}

.projects-marquee-track .project-card {
  width: 380px;
  max-width: 85vw;
  flex-shrink: 0;
  margin-right: var(--space-8);
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.4s cubic-bezier(0.25, 1, 0.5, 1), scale 0.4s cubic-bezier(0.25, 1, 0.5, 1), background-color var(--duration-instant), border-color var(--duration-instant);
}

.projects-marquee-track .project-card.is-active {
  transform: translateY(-24px);
  box-shadow: 18px 18px 0px 0px var(--color-border-default);
  scale: 1.03;
  z-index: 5;
}

/* Carousel Arrow Navigation Buttons */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 54px;
  height: 54px;
  background-color: var(--color-surface-strong);
  border: 3px solid var(--color-border-default);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-1);
  z-index: 10;
  color: var(--color-text-primary);
  transition: transform var(--duration-instant) var(--transition-ease), box-shadow var(--duration-instant) var(--transition-ease), background-color var(--duration-instant);
}

.carousel-btn:hover {
  transform: translateY(-53%) scale(1.05);
  box-shadow: var(--shadow-2);
  background-color: var(--color-surface-raised);
}

.carousel-btn:active {
  transform: translateY(-47%) scale(0.95);
  box-shadow: var(--shadow-1);
}

.carousel-btn.prev {
  left: var(--space-4);
}

.carousel-btn.next {
  right: var(--space-4);
}

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

.project-thumbnail {
  border: 3px solid var(--color-border-default);
  border-radius: var(--radius-xs);
  height: 220px;
  background-color: var(--color-surface-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

.project-thumbnail svg {
  width: 80%;
  height: 80%;
}

.project-thumbnail-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-instant) var(--transition-ease);
}

.project-card:hover .project-thumbnail-img {
  transform: scale(1.05);
}

.project-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.project-category {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-bold);
}

.project-card-title {
  font-size: var(--font-size-lg);
}

.project-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  list-style: none;
  margin-top: var(--space-2);
}

.project-tag {
  font-size: 11px;
  background-color: var(--color-surface-strong);
  border: 1px solid var(--color-border-default);
  padding: 2px var(--space-3);
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-bold);
}

.project-card .nb-btn {
  margin-top: var(--space-3);
  width: fit-content;
}

.project-buttons-group .nb-btn {
  width: auto;
}

/* ==========================================================================
   Experience Section
   ========================================================================== */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 20px;
  width: 4px;
  background-color: var(--color-border-default);
}

.timeline-item {
  position: relative;
  padding-left: 60px;
}

.timeline-dot {
  position: absolute;
  left: 10px;
  top: 25px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-surface-strong);
  border: 3px solid var(--color-border-default);
  z-index: 2;
  box-shadow: var(--shadow-2);
}

.timeline-item:nth-child(even) .timeline-dot {
  background-color: var(--color-surface-raised);
}

.timeline-card {
  background-color: var(--color-surface-muted);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-2);
  border-bottom: 2px solid var(--color-border-default);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-3);
}

.timeline-role {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
}

.timeline-company {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.timeline-period {
  font-size: var(--font-size-sm);
  background-color: var(--color-surface-strong);
  border: 1.5px solid var(--color-border-default);
  padding: 2px var(--space-3);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-xs);
}

.timeline-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: var(--space-7);
  align-items: start;
}

.contact-info-card {
  background-color: var(--color-surface-strong);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-5);
}

.contact-detail-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.contact-icon {
  width: 44px;
  height: 44px;
  border: 2px solid var(--color-border-default);
  background-color: var(--color-surface-raised);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-2);
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-text-primary);
}

.contact-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  font-weight: var(--font-weight-bold);
}

.contact-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.reveal-btn {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  background-color: var(--color-surface-strong);
  border: 2px solid var(--color-border-default);
  border-radius: var(--radius-xs);
  padding: 4px var(--space-3);
  cursor: pointer;
  box-shadow: 2px 2px 0px 0px var(--color-border-default);
  transition: transform var(--duration-instant) var(--transition-ease), box-shadow var(--duration-instant) var(--transition-ease);
  color: var(--color-text-primary);
  outline: none;
  display: inline-block;
  margin-top: 2px;
}

.reveal-btn:hover {
  background-color: var(--color-surface-raised);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px 0px var(--color-border-default);
}

.reveal-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px 0px var(--color-border-default);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

.form-error-msg {
  font-size: var(--font-size-xs);
  color: #ff3333;
  font-weight: var(--font-weight-bold);
  display: none;
}

.form-group.has-error .form-error-msg {
  display: block;
}

.form-group.has-error .nb-input,
.form-group.has-error .nb-textarea {
  border-color: #ff3333;
  box-shadow: 3px 3px 0px 0px #ff3333;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  border-top: 3px solid var(--color-border-default);
  background-color: var(--color-surface-muted);
  padding: var(--space-6) 5%;
  margin-top: var(--space-8);
  transition: background-color var(--duration-instant) var(--transition-ease), border-color var(--duration-instant) var(--transition-ease);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  max-width: 1400px;
  margin: 0 auto;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
}

.footer-credits {
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Dialog / Modal Styling (Neu-Brutalist)
   ========================================================================== */
.nb-dialog {
  border: 3px solid var(--color-border-default);
  border-radius: var(--radius-xs);
  background-color: var(--color-surface-muted);
  box-shadow: var(--shadow-1);
  padding: var(--space-6);
  max-width: 600px;
  width: 90%;
  margin: auto;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: transform var(--duration-instant) var(--transition-ease), opacity var(--duration-instant) var(--transition-ease);
  color: var(--color-text-primary);
  outline: none;
}

.nb-dialog[open] {
  opacity: 1;
  pointer-events: all;
  transform: translate(-50%, -50%) scale(1);
}

.nb-dialog::backdrop {
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
  transition: opacity var(--duration-instant) var(--transition-ease);
}

.dialog-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px solid var(--color-border-default);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-4);
}

.dialog-title {
  font-size: var(--font-size-lg);
}

.dialog-close {
  width: 36px;
  height: 36px;
  border: 2px solid var(--color-border-default);
  background-color: var(--color-surface-strong);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  box-shadow: var(--shadow-2);
}

.dialog-close:hover {
  background-color: var(--color-surface-raised);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px 0px var(--color-border-default);
}

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

.dialog-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  list-style: none;
}

.dialog-footer {
  margin-top: var(--space-5);
  display: flex;
  justify-content: flex-end;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .hero-card {
    max-width: 450px;
    margin: 0 auto;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: var(--space-4) var(--space-5);
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-surface-muted);
    border-bottom: 3px solid var(--color-border-default);
    padding: var(--space-6) 0;
    gap: var(--space-4);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--duration-instant) var(--transition-ease), opacity var(--duration-instant) var(--transition-ease);
    box-shadow: 0 10px 10px rgba(0, 0, 0, 0.15);
  }
  
  .nav-links.is-active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  
  .hero-title {
    font-size: var(--font-size-xl);
  }
  
  .timeline::before {
    left: 10px;
  }
  
  .timeline-item {
    padding-left: 40px;
  }
  
  .timeline-dot {
    left: 0px;
  }
  
  .timeline-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .nb-btn {
    width: 100%;
  }
  
  .section-title {
    font-size: var(--font-size-lg);
  }
}