/* ============================================================
   CSS RESET
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Colors */
  --color-bg: #FAFAFA;
  --color-bg-card: #FFFFFF;
  --color-text: #1A1A1A;
  --color-text-muted: #6B7280;
  --color-text-light: #9CA3AF;
  --color-accent-purple: #7F77DD;
  --color-accent-teal: #1D9E75;
  --color-accent-gradient: linear-gradient(135deg, #AFA9EC, #5DCAA5);

  /* Tag colors */
  --color-tag-fintech-bg: #EEEDFE;
  --color-tag-fintech-text: #534AB7;
  --color-tag-ai-bg: #E1F5EE;
  --color-tag-ai-text: #0F6E56;
  --color-tag-vibe-bg: #FAEEDA;
  --color-tag-vibe-text: #854F0B;

  /* Badge colors */
  --color-badge-live-bg: #E1F5EE;
  --color-badge-live-text: #0F6E56;
  --color-badge-building-bg: #FAEEDA;
  --color-badge-building-text: #854F0B;
  --color-badge-soon-bg: #F1EFE8;
  --color-badge-soon-text: #5F5E5A;

  /* Typography */
  --font-display: "Sora", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", monospace;

  /* Layout */
  --max-width: 640px;
  --spacing-section: 4rem;
}

/* ============================================================
   BASE
   ============================================================ */
body {
  background: var(--color-bg);
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Section spacing */
section {
  padding: var(--spacing-section) 0;
}

/* ============================================================
   HERO
   ============================================================ */
.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Avatar */
.avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 24px;
  font-family: var(--font-display);
  margin-bottom: 1.5rem;
}

/* Name */
.hero-name {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

/* One-liner */
.hero-oneliner {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

/* Tag pills */
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
}

.tag-fintech {
  background: var(--color-tag-fintech-bg);
  color: var(--color-tag-fintech-text);
}

.tag-ai {
  background: var(--color-tag-ai-bg);
  color: var(--color-tag-ai-text);
}

.tag-vibe {
  background: var(--color-tag-vibe-bg);
  color: var(--color-tag-vibe-text);
}

.tag-jakarta {
  background: var(--color-badge-soon-bg);
  color: var(--color-badge-soon-text);
}

/* Social links */
.hero-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.hero-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  text-decoration: none;
  transition: color 0.15s ease;
  padding: 0.5rem;
}

.hero-social a:hover {
  color: var(--color-text);
}

/* ============================================================
   ABOUT
   ============================================================ */
.section-heading {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

#about p {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 1rem;
}

#about p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   PROJECTS
   ============================================================ */
#projects .section-heading {
  margin-bottom: 1.5rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.card {
  background: var(--color-bg-card);
  border: 1px solid #E5E7EB;
  border-radius: 12px;
  padding: 1.25rem;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: border-color 0.15s ease;
}

.card:hover {
  border-color: #D1D5DB;
}

.card-soon {
  opacity: 0.6;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.card-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  white-space: nowrap;
  flex-shrink: 0;
}

.badge-live {
  background: var(--color-badge-live-bg);
  color: var(--color-badge-live-text);
}

.badge-building {
  background: var(--color-badge-building-bg);
  color: var(--color-badge-building-text);
}

.badge-soon {
  background: var(--color-badge-soon-bg);
  color: var(--color-badge-soon-text);
}

.card-description {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0.75rem 0;
}

.card-tech {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-light);
}

/* ============================================================
   NOW
   ============================================================ */
.now-heading {
  margin-bottom: 0.25rem;
}

.now-subheading {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.now-list {
  list-style: none;
  border-left: 3px solid var(--color-accent-teal);
  padding-left: 1rem;
}

.now-list li {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 0.5rem;
}

.now-list li:last-child {
  margin-bottom: 0;
}

.now-updated {
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 1rem;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-text {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.contact-email {
  color: var(--color-accent-purple);
  text-decoration: none;
  font-size: 1rem;
}

.contact-email:hover {
  text-decoration: underline;
}

.contact-social {
  margin-top: 1.5rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  border-top: 1px solid #E5E7EB;
  padding: 2rem 0;
  text-align: center;
}

footer p {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* ============================================================
   RESPONSIVE — MOBILE (< 640px)
   ============================================================ */
@media (max-width: 639px) {
  .container {
    padding: 0 1.25rem;
  }

  .hero-name {
    font-size: 1.6rem;
  }

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

  .hero-social {
    gap: 0.5rem;
  }

  /* Ensure touch targets are at least 44px */
  .hero-social a {
    padding: 0.75rem;
  }
}

/* ============================================================
   RESPONSIVE — TABLET (640px - 1024px)
   ============================================================ */
@media (min-width: 640px) and (max-width: 1024px) {
  .projects-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================================
   RESPONSIVE — GENERAL SAFETY
   ============================================================ */
img {
  max-width: 100%;
  height: auto;
}

body {
  overflow-x: hidden;
}