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

/* ===== ROOT VARIABLES ===== */
:root {
  --primary-color: #0066ff;
  --primary-dark: #0052cc;
  --primary-light: #e6f0ff;
  --accent-color: #00d4ff;
  --accent-dark: #00a8cc;
  --dark-bg: #0f0f0f;
  --card-bg: #ffffff;
  --section-bg: #f5f7fa;
  --text-primary: #1a1a1a;
  --text-secondary: #666666;
  --border-color: #e8ecf1;
  --success-color: #10b981;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);

  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: #ffffff;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== TYPOGRAPHY ===== */
h1 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.2;
  color: var(--text-primary);
}

h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
}

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

a:hover {
  color: var(--primary-dark);
}

/* ===== NAVBAR ===== */
.navbar {
  background: #ffffff;
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid var(--border-color);
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transition: width 0.3s ease;
}

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-primary);
  padding: 0.5rem;
  transition: var(--transition);
}

.menu-toggle:hover {
  color: var(--primary-color);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .navbar {
    padding: 1rem 1.5rem;
  }

  .logo {
    font-size: 1.25rem;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    gap: 0;
    display: none;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
  }

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

  .nav-links a {
    display: block;
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
  }

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

  .nav-links a::after {
    display: none;
  }

  .menu-toggle {
    display: block;
  }
}

a{
    color: var(--primary-color);
    font-family: var(--font-body);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
}

/* ===== HERO SECTION ===== */
#homepage-section {
  background: linear-gradient(135deg, #ffffff 0%, #f5f7fa 100%);
  padding: var(--spacing-2xl) var(--spacing-lg);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

#homepage-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

#homepage-section::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: float-reverse 8s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-30px); }
}

@keyframes float-reverse {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(30px); }
}

.shapes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.shape1 {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.intro-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0;
}

.intro-text strong {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.shape2 {
  position: relative;
  height: 500px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.shape2 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

@media (max-width: 768px) {
  #homepage-section {
    padding: var(--spacing-xl) var(--spacing-md);
    min-height: auto;
  }

  .shapes {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .shape2 {
    height: 300px;
  }

  .intro-text {
    font-size: clamp(1.5rem, 5vw, 2.5rem);
  }
}

/* ===== ABOUT SECTION ===== */
#About-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

#about {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.about-text {
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
  font-size: 1.05rem;
}

/* ===== SERVICES SECTION ===== */
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.service {
  background: var(--card-bg);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
  transform: scaleY(0);
  transform-origin: top;
  transition: var(--transition);
}

.service:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
  transform: translateY(-8px);
}

.service:hover::before {
  transform: scaleY(1);
}

.service h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

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

/* ===== SKILLS SECTION ===== */
#skills-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--section-bg);
}

#skills-section > h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

#skills-section h3 {
  text-align: center;
  margin: var(--spacing-xl) 0 var(--spacing-lg);
  color: var(--text-primary);
  font-size: 1.2rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
  justify-items: center;
}

.skill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  cursor: pointer;
}

.skill:hover {
  background: var(--card-bg);
  box-shadow: var(--shadow-sm);
  transform: translateY(-6px);
}

.skill img {
  width: 56px;
  height: 56px;
  object-fit: contain;
  transition: var(--transition);
}

.skill:hover img {
  transform: scale(1.15);
}

.skill p {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  text-align: center;
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: var(--spacing-md);
  }

  .skill {
    padding: var(--spacing-sm);
  }

  .skill img {
    width: 48px;
    height: 48px;
  }
}

/* ===== EDUCATION SECTION ===== */
#education {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: linear-gradient(135deg, #ffffff 0%, var(--section-bg) 100%);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.education-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
  box-shadow: var(--shadow-sm);
}

.education-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-12px);
  border-color: var(--primary-color);
}

.education-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: var(--transition);
}

.education-card:hover img {
  transform: scale(1.08);
}

.education-card h3 {
  padding: var(--spacing-md) var(--spacing-md) 0;
  color: var(--primary-color);
  font-size: 1.1rem;
}

.education-card blockquote {
  padding: var(--spacing-md);
  color: var(--text-secondary);
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== PROJECTS SECTION ===== */
#projects-section {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: var(--section-bg);
}

#projects-section > h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.projects-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.projects-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.projects-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-12px);
  border-color: var(--primary-color);
}

.projects-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: var(--transition);
}

.projects-card:hover img {
  transform: scale(1.08);
}

.projects-card h3 {
  padding: var(--spacing-md) var(--spacing-md) 0;
  color: var(--primary-color);
  font-size: 1.15rem;
}

.projects-card blockquote {
  padding: 0 var(--spacing-md) var(--spacing-md);
  color: var(--text-secondary);
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.7;
  flex-grow: 1;
}

/* ===== CONTACT SECTION ===== */
#contact_me {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background: linear-gradient(135deg, #ffffff 0%, var(--primary-light) 100%);
}

#contact_me > h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

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

.contact-form-section h3,
.contact-info-section h3 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.contact-form label {
  display: block;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
  background: #ffffff;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.contact-form textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form button {
  width: 100%;
  padding: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 10px 25px rgba(0, 102, 255, 0.2);
}

.contact-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(0, 102, 255, 0.3);
}

.contact-info-section p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

.contact-info-section strong {
  color: var(--text-primary);
  font-weight: 600;
}

.contact-info-section a {
  color: var(--primary-color);
  font-weight: 600;
  transition: var(--transition);
}

.contact-info-section a:hover {
  color: var(--primary-dark);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--dark-bg);
  color: #999;
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--primary-color);
  transition: var(--transition);
}

.social-links a:hover {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
  transform: translateY(-4px);
}

.social-links img,
.social-links svg {
  width: 20px;
  height: 20px;
}

.site-footer p {
  color: #999;
  font-size: 0.95rem;
  margin: var(--spacing-sm) 0 0;
}

.back-to-top {
  display: inline-block;
  margin-top: var(--spacing-xl);
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: var(--transition);
  box-shadow: 0 10px 25px rgba(0, 102, 255, 0.2);
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 102, 255, 0.3);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .services {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

  .projects-list {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
  }

  #About-section,
  #skills-section,
  #education,
  #projects-section,
  #contact_me {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .navbar {
    padding: 1rem;
  }

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

  .projects-list {
    grid-template-columns: 1fr;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-lg: 1rem;
    --spacing-xl: 1.5rem;
    --spacing-2xl: 2rem;
  }

  .navbar {
    padding: 0.8rem;
  }

  .logo {
    font-size: 1.1rem;
  }

  #homepage-section {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
  }

  .skill img {
    width: 40px;
    height: 40px;
  }
}

/* ===== ANIMATIONS ===== */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.service,
.skill,
.projects-card,
.education-card {
  animation: slideInUp 0.6s ease-out;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}