/* Base & Variables */
:root {
  /* Fluid Typography */
  --step--1: clamp(0.83rem, calc(0.78rem + 0.26vw), 0.96rem);
  --step-0: clamp(1.00rem, calc(0.91rem + 0.43vw), 1.25rem);
  --step-1: clamp(1.20rem, calc(1.07rem + 0.65vw), 1.56rem);
  --step-2: clamp(1.44rem, calc(1.24rem + 0.98vw), 1.95rem);
  --step-3: clamp(1.73rem, calc(1.45rem + 1.42vw), 2.44rem);
  --step-4: clamp(2.07rem, calc(1.68rem + 1.99vw), 3.05rem);
  --step-5: clamp(2.49rem, calc(1.94rem + 2.74vw), 3.82rem);

  /* New Apple-inspired Graphite & Dark Red Palette */
  --bg-color: #121212;
  --bg-gradient: radial-gradient(circle at top center, #2a2a2a 0%, #121212 100%);
  --text-primary: #f5f5f7;
  --text-secondary: #a1a1a6;
  --accent: #d32f2f; /* Dark Red */
  --accent-light: #ff4c4c;
  
  /* Apple Liquid Glass */
  --glass-bg: rgba(30, 30, 30, 0.4);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.4);
  --glass-blur: blur(24px) saturate(180%);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-color);
  background-image: var(--bg-gradient);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: var(--step-0);
  overflow-x: hidden;
}

h1, h2, h3, h4, .nav-brand {
  font-family: 'Outfit', sans-serif;
  color: #fff;
}

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #fff;
  text-shadow: 0 0 8px var(--accent);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Apple Liquid Glass Utility */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 24px; /* Squircle appearance */
  box-shadow: var(--glass-shadow);
  padding: 2.5rem;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
  border-color: rgba(211, 47, 47, 0.3);
  transform: translateY(-4px);
}

/* Pill-shaped Liquid Navbar */
.navbar {
  position: fixed;
  top: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 900px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  z-index: 1000;
  background: rgba(45, 47, 51, 0.45); /* Dark charcoal, highly transparent */
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 40px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  transition: top 0.3s ease, padding 0.3s ease;
}

.nav-brand {
  font-size: var(--step-1);
  font-weight: 800;
  letter-spacing: 1px;
  color: #fff;
}

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

.nav-links a {
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--text-primary);
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: url('images/hero-bg-upscaled.png') no-repeat right center/cover;
  background-color: #272727;
  padding: 6rem 1rem 2rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('bg.png') no-repeat center center/cover;
  opacity: 0.6;
  z-index: -1;
  mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
}

.hero-content {
  animation: popIn 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 0 1rem;
}

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(189, 21, 34, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(189, 21, 34, 0.6);
  background: #a0101b;
}

.hero-title {
  font-size: var(--step-5);
  font-weight: 900;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, #a1a1a6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: var(--step-2);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: 2rem;
}

.hero-box {
  text-align: center;
  width: 90%;
  max-width: 750px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

@media (max-width: 768px) {
  .hero-box {
    padding: 1.5rem 1rem;
    width: 95%;
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
  }
}

.hero-contact {
  font-size: var(--step--1);
  color: var(--text-secondary);
}
.hero-contact a {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: var(--glass-border);
}

/* Sections */
.section {
  padding: 6rem 0;
}

.section-title {
  font-size: var(--step-3);
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 40px;
  height: 4px;
  background: var(--accent);
  border-radius: 4px;
}

/* Summary */
.summary-text {
  font-size: var(--step-0);
  color: var(--text-secondary);
}
.summary-text strong {
  color: #fff;
}

/* Alternating Experience Layout */
.experience-block {
  display: flex;
  align-items: center;
  gap: 3rem;
  margin-bottom: 6rem;
}

.experience-block.reverse {
  flex-direction: row-reverse;
}

.experience-content {
  flex: 1;
}

.experience-image-wrapper {
  flex: 1;
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  border: 1px solid var(--glass-border);
}

.experience-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.experience-image-wrapper:hover img {
  transform: scale(1.05);
}

.role {
  font-size: var(--step-1);
  color: #fff;
  margin-bottom: 0.2rem;
}

.company {
  font-size: var(--step--1);
  font-size: var(--step-0);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.company-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.3);
  text-underline-offset: 4px;
  transition: all 0.3s ease;
}

.company-link:hover {
  color: var(--accent-light);
  text-decoration-color: var(--accent-light);
}

.date {
  font-size: var(--step--1);
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.duties {
  list-style-type: none;
  margin-bottom: 1.5rem;
}

.duties li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.8rem;
  font-size: var(--step--1);
  color: var(--text-secondary);
}

.duties li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skills-tags span {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: calc(var(--step--1) * 0.85);
  color: #fff;
}

/* Grid Layouts */
.double-col {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

@media (max-width: 900px) {
  .double-col, .experience-block, .experience-block.reverse {
    flex-direction: column;
    grid-template-columns: 1fr;
  }
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.skill-category h4 {
  color: var(--accent-light);
  margin-bottom: 0.5rem;
  font-size: var(--step-0);
}

.skill-category p {
  font-size: var(--step--1);
  color: var(--text-secondary);
}

.education-details {
  margin-bottom: 2rem;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 0;
  border-top: 1px solid var(--glass-border);
  margin-top: 4rem;
  color: var(--text-secondary);
  font-size: var(--step--1);
}

footer p {
  opacity: 0.7;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 0.5rem;
}

.footer-link {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1.2rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.footer-link:hover {
  background: rgba(189, 21, 34, 0.8);
  border-color: rgba(189, 21, 34, 1);
  transform: translateY(-2px);
}

/* Animations - Pop In From Blur */
@keyframes popIn {
  0% {
    opacity: 0;
    transform: scale(0.9) translateY(40px);
    filter: blur(10px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
    filter: blur(0);
  }
}

.scroll-reveal {
  opacity: 0;
  transform: scale(0.95) translateY(30px);
  filter: blur(8px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              filter 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
  filter: blur(0);
}