/* ==========================================================================
   MAYUR BIKASH GOGOI - PERSONAL PORTFOLIO & RESUME
   Clean, Editorial, High-End Design System Inspired by Loopni (Assam, India)
   Domain: https://mayurbg.in
   ========================================================================== */

:root {
  /* Loopni Signature Warm Linen Palette */
  --bg-primary: #FAF9F6;
  --bg-secondary: #F4F2EC;
  --surface: #FFFFFF;
  --surface-alt: #F4F2EC;
  --surface-border: #E5E2DA;
  --border-light: #EEECE6;
  --border-hover: #D1CDBD;

  --text-primary: #141414;
  --text-secondary: #66635B;
  --text-muted: #918D83;
  --text-inverse: #FFFFFF;

  /* Primary Action & Brand Accent */
  --color-primary: #111111;
  --color-primary-hover: #2B2B2B;
  --accent: #111111;
  --accent-hover: #2B2B2B;
  --accent-brand: #E64A19;
  --accent-light: #FBE9E7;
  --accent-border: #FFCCBC;

  /* Header & Navigation */
  --nav-bg: rgba(250, 249, 246, 0.96);
  --nav-bg-scrolled: rgba(255, 255, 255, 0.98);
  --nav-border: #E5E2DA;

  --card-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  --card-shadow-hover: 0 6px 18px rgba(0, 0, 0, 0.07);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --max-width: 1140px;
  --header-height: 72px;
  --header-height-scrolled: 62px;
  --announcement-height: 38px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;
  --radius-full: 9999px;

  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg-primary: #121316;
  --bg-secondary: #181A1F;
  --surface: #1E2128;
  --surface-alt: #252932;
  --surface-border: #2E333E;
  --border-light: #282C36;
  --border-hover: #3E4554;

  --text-primary: #F7F6F2;
  --text-secondary: #A6A39A;
  --text-muted: #78756E;
  --text-inverse: #121316;

  --color-primary: #F7F6F2;
  --color-primary-hover: #E3E0D5;
  --accent: #F7F6F2;
  --accent-hover: #E3E0D5;
  --accent-brand: #FF7043;
  --accent-light: #2E2522;
  --accent-border: #4A332C;

  --nav-bg: rgba(18, 19, 22, 0.96);
  --nav-bg-scrolled: rgba(24, 26, 31, 0.98);
  --nav-border: #2E333E;

  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  --card-shadow-hover: 0 12px 30px rgba(0, 0, 0, 0.45);
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

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

input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

ul, ol {
  list-style: none;
}

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

.skip-to-content {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--text-primary);
  color: var(--text-inverse);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-to-content:focus {
  top: 16px;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* Sections */
.section {
  padding-top: 72px;
  padding-bottom: 72px;
  position: relative;
}

.section-header {
  margin-bottom: 40px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
  background-color: var(--surface-alt);
  border: 1px solid var(--surface-border);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.section-tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-brand);
}

.section-title {
  font-size: 2.25rem;
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 680px;
}

/* --- Announcement Bar (Loopni Style) --- */
.announcement-bar {
  background-color: #161616;
  color: #FFFFFF;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  height: var(--announcement-height);
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1001;
  transition: all var(--transition-fast);
}

.announcement-bar.is-hidden {
  display: none !important;
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  position: relative;
}

.announcement-text {
  text-align: center;
  display: flex;
  align-items: center;
  gap: 8px;
}

.announcement-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-brand);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.announcement-close {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: #AAAAAA;
  background: none;
  border: none;
  font-size: 1.25rem;
  padding: 4px 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  line-height: 1;
  transition: color var(--transition-fast);
}

.announcement-close:hover {
  color: #FFFFFF;
}

/* --- Sticky Header (Loopni Editorial Style) --- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--nav-border);
  z-index: 990;
  transition: height var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.site-header.scrolled {
  height: var(--header-height-scrolled);
  box-shadow: var(--card-shadow);
  background-color: var(--nav-bg-scrolled);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-monogram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background-color: var(--text-primary);
  color: var(--text-inverse);
  font-size: 0.84rem;
  font-weight: 850;
  letter-spacing: 0.04em;
  transition: transform var(--transition-fast);
}

.brand-link:hover .brand-monogram {
  transform: rotate(-5deg) scale(1.06);
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  text-transform: uppercase;
  line-height: 1;
  white-space: nowrap;
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--surface-alt);
  border: 1px solid var(--surface-border);
  color: var(--text-secondary);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

@media (max-width: 900px) {
  .brand-badge {
    display: none;
  }
}

/* Desktop Navigation Links — Clean, Spacious, Balanced */
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-link {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 2px;
  text-decoration: none;
  background: transparent !important;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  border: none;
  font-family: inherit;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--text-primary);
  transition: width var(--transition-fast);
}

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

/* Dropdown Menu (Explore / More) */
.nav-item.dropdown {
  position: relative;
}

.dropdown-chevron {
  transition: transform var(--transition-fast);
  stroke-width: 2.2;
}

.nav-item.dropdown:hover .dropdown-chevron,
.nav-item.dropdown:focus-within .dropdown-chevron,
.nav-item.dropdown.is-open .dropdown-chevron {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 210px;
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  padding: 8px 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: 1050;
}

[data-theme="dark"] .dropdown-menu {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-item.dropdown:hover .dropdown-menu,
.nav-item.dropdown:focus-within .dropdown-menu,
.nav-item.dropdown.is-open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item {
  display: block;
  width: 100%;
}

.dropdown-link {
  display: block;
  padding: 9px 18px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.dropdown-link:hover,
.dropdown-link.active {
  background-color: var(--surface-alt);
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--surface-border);
  background-color: var(--surface);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.theme-icon-dark {
  display: none;
}

[data-theme="dark"] .theme-icon-light {
  display: none;
}

[data-theme="dark"] .theme-icon-dark {
  display: block;
}

/* Animated Hamburger Menu Button (Transforms smoothly to X) */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--surface-border);
  background-color: var(--surface);
  color: var(--text-primary);
  padding: 8px;
  transition: border-color var(--transition-fast);
}

.hamburger-line {
  width: 20px;
  height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  transform-origin: center;
}

.mobile-menu-btn.active .line-1 {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active .line-2 {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.active .line-3 {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero Section - Loopni Editorial Vibe */
.hero-section {
  padding-top: 56px;
  padding-bottom: 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 56px;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background-color: var(--surface-alt);
  border: 1px solid var(--surface-border);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.hero-pill-badge .pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-brand);
}

.hero-headline {
  font-size: 3.25rem;
  font-weight: 850;
  line-height: 1.08;
  letter-spacing: -0.015em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.hero-subline {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-role-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 18px;
}

.role-prefix {
  color: var(--text-muted);
  font-weight: 500;
}

.role-cycler {
  color: var(--text-primary);
  font-weight: 800;
  border-bottom: 2px solid var(--text-primary);
  padding-bottom: 1px;
  transition: opacity 0.25s ease;
}

.hero-text {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 26px;
  max-width: 580px;
}

.hero-status-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  border: 1px solid var(--surface-border);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-brand);
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-social-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.hero-social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  transition: all var(--transition-fast);
}

.hero-social-link:hover {
  color: var(--text-primary);
  border-color: var(--text-primary);
  transform: translateY(-1px);
}

/* Profile Photo Card - Exact Loopni Showcase Card Style */
.hero-photo-wrapper {
  display: flex;
  justify-content: center;
}

.hero-photo-card {
  position: relative;
  width: 100%;
  max-width: 360px;
  background-color: var(--surface-alt);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.photo-inner {
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--surface);
  aspect-ratio: 4 / 4.8;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.hero-card-caption {
  margin-top: 14px;
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-align: center;
}

/* --- Button Component Styles (Loopni High-End Style) --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn svg {
  width: 15px;
  height: 15px;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--text-inverse);
  border: 1px solid var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--surface-border);
}

.btn-secondary:hover {
  background-color: var(--surface);
  border-color: var(--text-primary);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--surface-border);
}

.btn-outline:hover {
  border-color: var(--text-primary);
  background-color: var(--surface-alt);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.75rem;
}

/* Highlights Grid */
.highlights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.highlight-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.highlight-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--accent);
}

.highlight-stat {
  font-size: 1.875rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 6px;
}

.highlight-label {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.highlight-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 40px;
}

.about-bio-text p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 18px;
}

.about-details-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 26px;
  box-shadow: var(--card-shadow);
}

.about-details-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}

.details-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.details-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  font-size: 0.875rem;
}

.details-label {
  color: var(--text-muted);
  font-weight: 500;
}

.details-value {
  color: var(--text-primary);
  font-weight: 600;
  text-align: right;
}

/* Timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.timeline-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.timeline-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow-hover);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.timeline-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.timeline-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  color: var(--text-muted);
  border: 1px solid var(--surface-border);
}

.timeline-status.ongoing {
  background-color: var(--accent-light);
  color: var(--accent);
  border-color: var(--accent-border);
}

.timeline-sub {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 4px;
}

.timeline-location {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.timeline-notes {
  font-size: 0.90625rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Skills */
.skills-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.skill-category-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--card-shadow);
}

.skill-category-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

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

.skill-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.skill-badge:hover {
  background-color: var(--surface);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--accent);
}

.service-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.service-desc {
  font-size: 0.90625rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}

/* Projects */
.project-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--surface-border);
  background-color: var(--surface);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

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

.filter-btn.active {
  background-color: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.project-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--border-hover);
}

.project-thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  background-color: var(--bg-secondary);
  overflow: hidden;
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.project-card:hover .project-thumb img {
  transform: scale(1.02);
}

.project-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
}

.project-category {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
}

.project-status-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--surface-border);
}

.project-name {
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.project-tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.project-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 18px;
  flex-grow: 1;
}

.project-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.tech-tag {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  border: 1px solid var(--surface-border);
  color: var(--text-secondary);
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

/* 10 Photo Gallery for Google Image SEO */
.gallery-intro-text {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.gallery-item {
  position: relative;
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  cursor: pointer;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.gallery-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--accent);
}

.gallery-item figure {
  margin: 0;
  display: flex;
  flex-direction: column;
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background-color: var(--bg-secondary);
  transition: transform var(--transition-smooth);
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-caption {
  padding: 12px 14px;
  background-color: var(--surface);
  border-top: 1px solid var(--border-light);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.gallery-caption strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background-color: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 860px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 75vh;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
  color: #ffffff;
  margin-top: 14px;
  font-size: 0.9375rem;
  text-align: center;
}

.lightbox-close-btn {
  position: absolute;
  top: -44px;
  right: 0;
  color: #ffffff;
  font-size: 2rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  transition: background var(--transition-fast);
}

.lightbox-close-btn:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

.contact-info-card,
.contact-form-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--card-shadow);
}

.contact-info-card h3,
.contact-form-card h3 {
  font-size: 1.3125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.contact-channel-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

.contact-channel-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
  transition: all var(--transition-fast);
}

.contact-channel-item:hover {
  border-color: var(--accent);
  background-color: var(--surface);
  transform: translateX(3px);
}

.channel-name {
  font-weight: 600;
  font-size: 0.9375rem;
}

.channel-handle {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--surface-border);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--text-primary);
  box-shadow: 0 0 0 3px rgba(20, 20, 20, 0.08);
  background-color: var(--surface);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.form-notice {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 12px;
}

/* Site Footer */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--surface-border);
  background-color: var(--surface);
  padding-top: 48px;
  padding-bottom: 28px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border-light);
}

.footer-brand-title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.015em;
}

.footer-brand-sub {
  font-size: 0.84375rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  box-shadow: var(--card-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--transition-normal), transform var(--transition-normal), background-color var(--transition-fast);
  z-index: 900;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

/* Resume Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-box {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  max-width: 500px;
  width: 100%;
  padding: 30px;
  position: relative;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.modal-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 22px;
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  font-size: 1.5rem;
  color: var(--text-muted);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* ==========================================================================
   SIMPLE, PROFESSIONAL FEATURE CARDS & TRANSPARENCY
   ========================================================================== */

/* Honest Transparency Note */
.transparency-note-box {
  background-color: var(--surface-alt);
  border: 1px solid var(--surface-border);
  border-left: 3px solid var(--accent);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-top: 24px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.transparency-note-box strong {
  color: var(--text-primary);
}

/* Dedicated Feature Spotlight Card (Currently Working On / Loopni) */
.spotlight-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--card-shadow);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 32px;
}

@media (max-width: 768px) {
  .spotlight-card {
    grid-template-columns: 1fr;
    padding: 24px 20px;
  }
}

.spotlight-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background-color: var(--accent-light);
  color: var(--accent);
  margin-bottom: 12px;
}

.spotlight-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.spotlight-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 18px;
}

.spotlight-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.spotlight-list-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.spotlight-list-item::before {
  content: "•";
  color: var(--accent);
  font-weight: bold;
}

.spotlight-visual {
  background-color: var(--bg-secondary);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}

.spotlight-visual img {
  border-radius: var(--radius-sm);
  margin: 0 auto;
}

/* Dedicated Typing Speed Feature Card */
.typing-feature-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  box-shadow: var(--card-shadow);
  margin-bottom: 32px;
}

.typing-stat-display {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.typing-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  font-family: var(--font-mono);
}

.typing-label {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.typing-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.typing-cert-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 32px;
  align-items: center;
  width: 100%;
}

.typing-cert-preview-box {
  display: block;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--surface-border);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  background-color: #ffffff;
}

.typing-cert-preview-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.14);
}

.typing-cert-preview-box img {
  display: block;
  width: 100%;
  height: auto;
}

@media (max-width: 860px) {
  .typing-cert-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* Interests Grid */
.interests-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.interest-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.interest-item:hover {
  border-color: var(--accent);
  background-color: var(--accent-light);
}

.interest-icon {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
}

/* YouTube Featured Channel Card */
.youtube-featured-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  box-shadow: var(--card-shadow);
}

.youtube-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.youtube-info p {
  font-size: 0.90625rem;
  color: var(--text-secondary);
  max-width: 560px;
}