/*
  =========================================
  Raihan Muzaffar - Multi-page Portfolio Core CSS
  =========================================
  Target: /portfolio/css/style.css
*/

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --text-primary: #0a0a0a;
  --text-secondary: #4a4a4a;
  --accent: #e63946;
  --accent-rgb: 230, 57, 70;
  --border: #e2e8f0;
  --border-dark: #0a0a0a;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --container-max: 1200px;
}

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

html {
  scroll-behavior: auto;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  overflow-x: hidden;
}

body {
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  opacity: 0;
  animation: pageFadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes pageFadeIn {
  to { opacity: 1; }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.15;
}

p {
  color: var(--text-secondary);
  font-weight: 400;
}

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

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

/* Common Layout Components */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

section {
  padding: 8rem 0;
  position: relative;
  overflow: hidden;
}

.section-bg-alt {
  background-color: var(--bg-secondary);
}

.section-header {
  margin-bottom: 4.5rem;
  max-width: 700px;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header .tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 1rem;
  font-family: 'Space Grotesk', sans-serif;
}

.section-header h2 {
  font-size: 3rem;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.section-header h2 span {
  color: var(--accent);
}

.section-header p {
  font-size: 1.15rem;
  color: var(--text-secondary);
}

/* Sub-page Hero Section */
.page-hero {
  padding: 10rem 0 5rem 0;
  background-color: var(--bg-primary);
  border-bottom: 1.5px solid var(--border-dark);
}

.page-hero-title {
  font-size: 4rem;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.page-hero-title span {
  color: var(--accent);
}

.page-hero-desc {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 700px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  border-radius: 9999px;
  font-weight: 600;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  border: 1.5px solid transparent;
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--accent);
  z-index: 1;
  transform: translateY(100%);
  transition: var(--transition-smooth);
  border-radius: 9999px;
}

.btn-primary span, .btn-primary i {
  position: relative;
  z-index: 2;
}

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

.btn-primary:hover::after {
  transform: translateY(0);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-dark);
}

.btn-secondary:hover {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

.btn-outline-red {
  background-color: transparent;
  color: var(--accent);
  border-color: var(--accent);
}

.btn-outline-red:hover {
  background-color: var(--accent);
  color: var(--bg-primary);
}

/* Badge & Chips */
.tech-chip {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  transition: var(--transition-fast);
}

.tech-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* 1. Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--transition-smooth);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

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

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.05em;
  display: flex;
  align-items: center;
}

.nav-logo span {
  color: var(--accent);
}

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

.nav-link {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.25rem 0;
}

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

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

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

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

.nav-cta .btn {
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
  width: 30px;
  height: 20px;
  position: relative;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  position: absolute;
  left: 0;
  transition: var(--transition-smooth);
}

.mobile-toggle span:nth-child(1) { top: 0; }
.mobile-toggle span:nth-child(2) { top: 9px; }
.mobile-toggle span:nth-child(3) { top: 18px; }

.mobile-toggle.open span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.mobile-toggle.open span:nth-child(2) {
  opacity: 0;
}
.mobile-toggle.open span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* 2. Hero Section */
.hero {
  padding-top: 11rem;
  padding-bottom: 6rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-preheadline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.hero-preheadline .dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  display: inline-block;
  animation: pulse-red 2s infinite;
}

@keyframes pulse-red {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(230, 57, 70, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(230, 57, 70, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(230, 57, 70, 0); }
}

.hero-title {
  font-size: 4.5rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-title span.name {
  color: var(--accent);
  position: relative;
}

.hero-subtitle {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.hero-subtitle .bullet {
  color: var(--accent);
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 4rem;
  flex-wrap: wrap;
}

/* Trust / Review Badge */
.hero-reviews {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  width: 100%;
}

.review-item {
  display: flex;
  flex-direction: column;
}

.review-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.review-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.review-item .stars {
  color: #ffb020;
  font-size: 0.85rem;
  margin-top: 0.15rem;
}

/* Hero Visual Area */
.hero-visual-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-circle-bg {
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background-color: var(--accent);
  z-index: 1;
  animation: circle-warp 20s infinite alternate;
}

@keyframes circle-warp {
  0% { border-radius: 50% 50% 50% 50% / 50% 50% 50% 50%; }
  33% { border-radius: 40% 60% 55% 45% / 50% 45% 55% 50%; }
  66% { border-radius: 60% 40% 45% 55% / 45% 60% 40% 55%; }
  100% { border-radius: 50% 50% 50% 50% / 50% 50% 50% 50%; }
}

.hero-avatar-card {
  position: relative;
  z-index: 2;
  width: 320px;
  height: 320px;
  background-color: var(--bg-primary);
  border: 2px solid var(--border-dark);
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  transition: var(--transition-smooth);
}

.hero-avatar-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.12);
}

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

/* Floating Badges */
.floating-badge {
  position: absolute;
  z-index: 3;
  background-color: var(--bg-primary);
  border: 1.5px solid var(--border-dark);
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  animation: float 6s ease-in-out infinite;
  pointer-events: none;
}

.floating-badge i {
  color: var(--accent);
}

.floating-badge-1 { top: 10%; left: 0%; animation-delay: 0s; }
.floating-badge-2 { top: -5%; right: 10%; animation-delay: 1.5s; }
.floating-badge-3 { bottom: 15%; left: -5%; animation-delay: 3s; }
.floating-badge-4 { bottom: 5%; right: 5%; animation-delay: 4.5s; }

@keyframes float {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(2deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

/* 3. Black Marquee */
.marquee-strip {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  padding: 1.5rem 0;
  overflow: hidden;
  white-space: nowrap;
  border-top: 1.5px solid var(--border-dark);
  border-bottom: 1.5px solid var(--border-dark);
  z-index: 10;
  position: relative;
}

.marquee-content {
  display: inline-flex;
  animation: marquee 30s linear infinite;
  gap: 2rem;
  align-items: center;
}

.marquee-item {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 2rem;
}

.marquee-item span.separator {
  color: var(--accent);
  font-size: 1.75rem;
}

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

/* 4. About Section Styles */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 5rem;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-card {
  border: 2px solid var(--border-dark);
  border-radius: 24px;
  background-color: var(--bg-primary);
  padding: 2.5rem;
  box-shadow: 8px 8px 0px var(--border-dark);
  position: relative;
  overflow: hidden;
}

.about-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background-color: var(--accent);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  z-index: 1;
}

.about-card-title {
  font-size: 1.85rem;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.about-card-subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1.5rem;
  display: block;
}

.about-stats-mini {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed var(--border);
  padding-bottom: 0.75rem;
}

.stat-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.stat-label {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.about-info h3 {
  font-size: 2.25rem;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.about-story {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
}

.about-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.about-mini-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  background-color: var(--bg-primary);
  transition: var(--transition-smooth);
}

.about-mini-card:hover {
  border-color: var(--border-dark);
  box-shadow: 4px 4px 0px var(--border-dark);
  transform: translateY(-4px);
}

.about-mini-card i {
  font-size: 1.75rem;
  color: var(--accent);
  margin-bottom: 1rem;
  display: inline-block;
}

.about-mini-card h4 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.about-mini-card p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* About Quote Card */
.quote-card {
  border-left: 4px solid var(--accent);
  padding: 1.5rem 2rem;
  background-color: var(--bg-secondary);
  border-radius: 0 16px 16px 0;
  margin: 2rem 0;
}

.quote-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.quote-author {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
}

/* Asymmetric grids for About Page */
.about-sections-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-top: 4rem;
}

.about-section-block {
  border: 1.5px solid var(--border-dark);
  border-radius: 24px;
  padding: 3rem;
  background-color: var(--bg-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  transition: var(--transition-smooth);
}

.about-section-block:hover {
  box-shadow: 6px 6px 0 var(--border-dark);
  transform: translateY(-4px);
}

.about-section-block h3 {
  font-size: 2rem;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
  border-bottom: 1.5px solid var(--border-dark);
  padding-bottom: 1rem;
}

.about-list-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.about-list-item:last-child {
  margin-bottom: 0;
}

.about-list-icon {
  color: var(--accent);
  font-size: 1.15rem;
  margin-top: 0.2rem;
}

.about-list-content h4 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.about-list-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Statistics Grid Section */
.stats-banner {
  border-top: 1.5px solid var(--border-dark);
  border-bottom: 1.5px solid var(--border-dark);
  padding: 5rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  text-align: center;
}

.stat-card-huge {
  display: flex;
  flex-direction: column;
}

.stat-card-huge .number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-card-huge .label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-card-huge .sublabel {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* 5. Services Section (Accordion & Cards) */
.services-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 1000px;
  margin: 0 auto;
}

.services-list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 5rem;
}

.service-card-premium {
  border: 1.5px solid var(--border-dark);
  border-radius: 24px;
  background-color: var(--bg-primary);
  padding: 2.5rem;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card-premium:hover {
  transform: translateY(-8px);
  box-shadow: 8px 8px 0 var(--border-dark);
}

.service-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.service-card-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--border);
  line-height: 1;
}

.service-card-header i {
  font-size: 2rem;
  color: var(--accent);
}

.service-card-title {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

.service-card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-card-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}

.service-card-footer h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.service-card-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.accordion-item {
  border: 1.5px solid var(--border-dark);
  border-radius: 20px;
  background-color: var(--bg-primary);
  overflow: hidden;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.accordion-header {
  padding: 2rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  transition: var(--transition-smooth);
}

.accordion-header:hover {
  background-color: var(--bg-secondary);
}

.accordion-title-wrapper {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.accordion-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.8;
}

.accordion-title {
  font-size: 1.75rem;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.accordion-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition-smooth);
  background-color: var(--bg-primary);
}

.accordion-item.active {
  box-shadow: 6px 6px 0 var(--border-dark);
}

.accordion-item.active .accordion-icon {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--bg-primary);
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.accordion-content {
  padding: 0 2.5rem 2.5rem 5.5rem;
}

.accordion-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
  max-width: 750px;
}

.accordion-benefits-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.accordion-benefits {
  list-style: none;
  margin-bottom: 2rem;
}

.accordion-benefits li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.accordion-benefits li i {
  color: var(--accent);
  font-size: 0.9rem;
}

.accordion-action-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}

.accordion-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* 6. Skills Section Styles */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.skill-category-card {
  border: 1.5px solid var(--border-dark);
  border-radius: 24px;
  background-color: var(--bg-primary);
  padding: 2.25rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  transition: var(--transition-smooth);
}

.skill-category-card:hover {
  transform: translateY(-6px);
  box-shadow: 6px 6px 0px var(--border-dark);
}

.skill-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.25rem;
}

.skill-card-header i {
  font-size: 2rem;
  color: var(--accent);
}

.skill-card-header h3 {
  font-size: 1.35rem;
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.skill-item {
  width: 100%;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.skill-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.skill-percent {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.skill-progress-bar {
  width: 100%;
  height: 6px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}

.skill-progress-fill {
  height: 100%;
  background-color: var(--text-primary);
  border-radius: 9999px;
  width: 0;
  transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.skill-category-card:hover .skill-progress-fill {
  background-color: var(--accent);
}

/* 7. Projects Section Styles & Filter */
.projects-filter-bar {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  background-color: var(--bg-primary);
  border: 1.5px solid var(--border-dark);
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
  padding: 0.6rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.project-card {
  border: 1.5px solid var(--border-dark);
  border-radius: 24px;
  background-color: var(--bg-primary);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.project-card.hidden {
  display: none;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 8px 8px 0px var(--border-dark);
}

.project-img-wrapper {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  border-bottom: 1.5px solid var(--border-dark);
  background-color: var(--bg-secondary);
}

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

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

.project-card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-category-tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.project-title {
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  line-height: 1.25;
}

.project-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.project-links {
  display: flex;
  gap: 1rem;
}

.project-links .btn {
  flex: 1;
  padding: 0.65rem 1rem;
  font-size: 0.85rem;
}

/* 8. Experience Timeline Styles */
.timeline-wrapper {
  position: relative;
  max-width: 850px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  background-color: var(--border-dark);
  transform: translateX(-50%);
  z-index: 1;
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 1.5rem 3rem;
  z-index: 2;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-node {
  position: absolute;
  top: 2rem;
  width: 20px;
  height: 20px;
  background-color: var(--bg-primary);
  border: 3px solid var(--accent);
  border-radius: 50%;
  z-index: 3;
  transition: var(--transition-smooth);
}

.timeline-item:nth-child(odd) .timeline-node {
  right: -10px;
}

.timeline-item:nth-child(even) .timeline-node {
  left: -10px;
}

.timeline-item:hover .timeline-node {
  background-color: var(--accent);
  transform: scale(1.3);
  box-shadow: 0 0 0 6px rgba(230, 57, 70, 0.25);
}

.timeline-card {
  border: 1.5px solid var(--border-dark);
  border-radius: 20px;
  padding: 2rem;
  background-color: var(--bg-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  transition: var(--transition-smooth);
  display: inline-block;
  text-align: left;
}

.timeline-item:nth-child(odd) .timeline-card {
  float: right;
}

.timeline-card:hover {
  transform: translateY(-4px);
  box-shadow: 4px 4px 0px var(--border-dark);
}

.timeline-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
}

.timeline-date {
  color: var(--accent);
  background-color: rgba(230, 57, 70, 0.08);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.8rem;
}

.timeline-type {
  color: var(--text-secondary);
}

.timeline-title {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.timeline-subtitle {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.timeline-wrapper::after {
  content: "";
  display: table;
  clear: both;
}

/* Process section (How I work) */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.process-card {
  border: 1.5px solid var(--border-dark);
  border-radius: 24px;
  background-color: var(--bg-primary);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.process-card:hover {
  transform: translateY(-6px);
  box-shadow: 6px 6px 0 var(--border-dark);
}

.process-step {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(230, 57, 70, 0.1);
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  line-height: 1;
}

.process-card:hover .process-step {
  color: rgba(230, 57, 70, 0.2);
}

.process-card h3 {
  font-size: 1.45rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.process-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  z-index: 2;
}

/* 9. Contact Section Styles */
.contact-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 5rem;
  align-items: start;
}

.contact-card-form {
  border: 1.5px solid var(--border-dark);
  border-radius: 24px;
  padding: 3rem;
  background-color: var(--bg-primary);
  box-shadow: 8px 8px 0px var(--border-dark);
}

.contact-form-title {
  font-size: 1.85rem;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.form-group-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-control {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.9rem 1.25rem;
  border-radius: 12px;
  border: 1.5px solid var(--border);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  outline: none;
  transition: var(--transition-fast);
}

.form-control:focus {
  border-color: var(--border-dark);
  box-shadow: 4px 4px 0px var(--border-dark);
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

.form-submit-wrapper {
  margin-top: 2rem;
}

.form-submit-wrapper .btn {
  width: 100%;
}

.contact-details-panel {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-info-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.contact-info-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  border: 1.5px solid var(--border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--bg-primary);
  background-color: var(--text-primary);
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.contact-info-item:hover .contact-info-icon {
  background-color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-4px);
}

.contact-info-content h4 {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-info-content p, .contact-info-content a {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

/* Availability card */
.availability-card {
  border: 1.5px solid var(--border-dark);
  border-radius: 20px;
  padding: 2.25rem;
  background-color: var(--bg-primary);
  box-shadow: 4px 4px 0 var(--border-dark);
}

.availability-card h4 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.availability-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.availability-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.availability-status .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  animation: pulse-red 2s infinite;
}

/* Social links card */
.contact-social-card {
  border: 1.5px solid var(--border-dark);
  border-radius: 20px;
  padding: 2rem;
  background-color: var(--bg-secondary);
}

.contact-social-card h4 {
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.contact-social-links {
  display: flex;
  gap: 1rem;
}

.social-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--border-dark);
  background-color: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

.social-btn:hover {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  transform: translateY(-4px) scale(1.05);
}

/* FAQ Accordion Section */
.faq-section {
  padding-top: 4rem;
}

.faq-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 850px;
}

.faq-item {
  border: 1.5px solid var(--border-dark);
  border-radius: 16px;
  background-color: var(--bg-primary);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-header {
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
}

.faq-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.faq-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid var(--border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: var(--transition-smooth);
}

.faq-item.active {
  box-shadow: 4px 4px 0 var(--border-dark);
}

.faq-item.active .faq-icon {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--bg-primary);
  transform: rotate(45deg);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-content {
  padding: 0 2rem 1.5rem 2rem;
}

.faq-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* 10. Footer */
.footer {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  padding: 5rem 0 3rem 0;
  border-top: 2px solid var(--border-dark);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 3.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--bg-primary);
  letter-spacing: -0.05em;
}

.footer-logo span {
  color: var(--accent);
}

.footer-nav {
  display: flex;
  list-style: none;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-nav-link {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-fast);
}

.footer-nav-link:hover {
  color: var(--bg-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-copyright {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.footer-social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-smooth);
}

.footer-social-btn:hover {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--bg-primary);
  transform: translateY(-3px);
}

/* Animations & Reveal classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}