:root {
  --bg: #0a0a0a;
  --bg-card: #111111;
  --border: #1f1f1f;
  --border-hover: #333333;
  --text: #f5f5f5;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --radius-lg: 20px;
  --radius-md: 14px;
  --sidebar-w: 360px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

/* Editorial monospace metadata (Roshan Sahu influence) */
.mono {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.7rem;
  color: var(--text-dim);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
}

img {
  max-width: 100%;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: var(--sidebar-w);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.profile-photo {
  display: block;
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
  filter: grayscale(1);
  border: 1px solid var(--border);
}

.side-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.side-nav a {
  display: block;
  padding: 8px 0;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.side-nav a:hover {
  color: var(--text);
}

.sidebar-contact {
  margin-top: auto;
}

.sidebar-contact .contact-label {
  margin: 0 0 10px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
  width: fit-content;
}

.contact-links a svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.contact-links a:hover {
  color: var(--text);
}

/* Live local-time clock (Roshan Sahu "current time" influence) */
.sidebar-clock {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.66rem;
  color: var(--text-dim);
}

.sidebar-clock .clock-time {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.main {
  margin-left: var(--sidebar-w);
  max-width: 1100px;
  padding: 96px 64px;
}

section {
  padding-block: 48px;
}

/* Section kicker: mono index + label (Roshan Sahu grid influence) */
.section-kicker {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

.section-kicker .k-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.section-kicker .k-label {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 0.72rem;
  color: var(--text-dim);
  white-space: nowrap;
}

.section-title {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 28px;
}

@media (max-width: 900px) {
  .sidebar {
    position: static;
    height: auto;
    width: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px 24px;
    padding: 24px;
  }

  .profile-photo {
    width: 96px;
    max-width: 96px;
  }

  .side-nav {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .sidebar-contact {
    margin-top: 0;
    width: 100%;
  }

  .sidebar-clock {
    display: none;
  }

  .main {
    margin-left: 0;
    padding: 48px 24px;
  }
}