/* ============================================
   MONOCHROME THEME — Black & White
   Shared by Resume + Contact pages
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Rajdhani:wght@300;400;500;600;700&family=Share+Tech+Mono&display=swap');

:root {
  --bg:          #0A0A0A;
  --bg-panel:    #111111;
  --bg-surface:  #161616;
  --bg-card:     #1C1C1C;

  --white:       #F0F0EC;
  --white-dim:   rgba(240, 240, 236, 0.08);
  --white-glow:  0 0 16px rgba(240, 240, 236, 0.15);

  --text:        #A0A0A0;
  --text-bright: #F0F0EC;
  --text-dim:    #5A5A5A;
  --border:      #1C1C1C;
  --border-mid:  #2A2A2A;

  --accent:      var(--white);
  --accent-dim:  var(--white-dim);
  --accent-glow: var(--white-glow);
  --accent-bright: #FFFFFF;

  --font-display: 'Orbitron', sans-serif;
  --font-body:    'Rajdhani', sans-serif;
  --font-mono:    'Share Tech Mono', 'Courier New', monospace;
  --spacing:     clamp(1.5rem, 5vw, 3rem);
}

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

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #2A2A2A; border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--white); }

html { scroll-behavior: smooth; overflow-x: hidden; overscroll-behavior-x: none; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.7;
  font-size: 1rem;
  font-weight: 400;
  overflow-x: hidden;
  position: relative;
}

/* Scanlines */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(255, 255, 255, 0.008) 2px,
    rgba(255, 255, 255, 0.008) 4px
  );
  pointer-events: none;
  z-index: 1000;
}

/* ---- MORPHIC GRID (monochrome) ---- */
#morphic-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

/* ---- AMBIENT GLOW ---- */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.3;
}

.glow-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.04), transparent 70%);
  top: -100px;
  right: -120px;
  animation: glowDrift 10s ease-in-out infinite;
}

.glow-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.025), transparent 70%);
  bottom: 20%;
  left: -80px;
  animation: glowDrift 14s ease-in-out infinite reverse;
}

@keyframes glowDrift {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(1.06); }
}

/* ---- HEADER ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--white);
  padding: 0.75rem var(--spacing);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(240,240,236,0.4), transparent);
}

.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  opacity: 0.85;
  transition: opacity 0.3s, filter 0.3s;
}

.logo-link:hover {
  opacity: 1;
  filter: drop-shadow(0 0 6px rgba(255,255,255,0.3));
}

.logo-link svg {
  width: 80px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  transition: color 0.3s, text-shadow 0.3s;
  white-space: nowrap;
  position: relative;
}

.site-nav a::before {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--white);
  transition: width 0.3s ease;
}

.site-nav a:hover {
  color: var(--white);
  text-shadow: 0 0 8px rgba(255,255,255,0.15);
}

.site-nav a:hover::before {
  width: 100%;
}

/* ---- MAIN ---- */
main {
  max-width: 940px;
  margin: 0 auto;
  padding: 0 var(--spacing);
}

/* ---- SECTIONS ---- */
.section {
  padding: 4rem 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.section:last-child {
  border-bottom: none;
}

.section-label {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--white);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  flex-shrink: 0;
  animation: diamondPulse 2.5s ease-in-out infinite;
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-mid), transparent);
}

@keyframes diamondPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

p {
  margin-bottom: 1rem;
  color: var(--text);
  line-height: 1.85;
  font-weight: 300;
  font-size: 1.05rem;
}

/* ---- LINKS ---- */
a {
  color: var(--white);
  text-decoration: none;
  transition: color 0.3s;
}

a:hover {
  color: var(--accent-bright);
}

/* ---- ACTION LINKS ---- */
.action-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid var(--white);
  color: var(--white);
  padding: 0.65rem 1.75rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.3s ease;
  margin-top: 1.5rem;
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.action-link::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--white);
  transform: translateX(-101%);
  transition: transform 0.3s ease;
  z-index: -1;
}

.action-link::after {
  content: '\2192';
  transition: transform 0.3s ease;
}

.action-link:hover {
  color: var(--bg);
  box-shadow: var(--accent-glow);
}

.action-link:hover::before {
  transform: translateX(0);
}

.action-link:hover::after {
  transform: translateX(4px);
}

/* Download variant */
.action-link.download::after {
  content: '\2193';
}

/* ---- BACK LINK ---- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-dim);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
  transition: color 0.3s;
}

.back-link::before {
  content: '\2190';
  color: var(--white);
  transition: transform 0.3s;
}

.back-link:hover {
  color: var(--white);
}

.back-link:hover::before {
  transform: translateX(-4px);
}

/* ---- RESUME VIEWER ---- */
.resume-viewer {
  width: 100%;
  border: 1px solid var(--border-mid);
  background: #FFF;
  margin-top: 1.5rem;
  position: relative;
}

.resume-iframe-wrap {
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  width: 100%;
  height: 80vh;
  min-height: 600px;
}

.resume-viewer iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 600px;
  border: none;
}

.resume-mobile-fallback {
  display: none;
}

.resume-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-mid);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.resume-toolbar .file-name {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.resume-actions {
  display: flex;
  gap: 0.75rem;
}

.resume-actions a {
  font-family: var(--font-display);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--border-mid);
  padding: 0.4rem 1rem;
  transition: all 0.3s;
}

.resume-actions a:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ---- CONTACT FORM ---- */
.contact-form {
  display: flex;
  flex-direction: column;
  max-width: 520px;
  gap: 0;
}

.contact-form label {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--white);
  margin-top: 1.5rem;
  margin-bottom: 0.4rem;
  display: block;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-mid);
  background: var(--bg-panel);
  color: var(--text-bright);
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--white);
  box-shadow: var(--accent-glow);
}

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

.contact-form button {
  margin-top: 2rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  padding: 0.8rem 2.5rem;
  border: 1px solid var(--white);
  background: transparent;
  color: var(--white);
  cursor: pointer;
  align-self: flex-start;
  transition: all 0.3s ease;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  position: relative;
  overflow: hidden;
}

.contact-form button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--white);
  transform: translateX(-101%);
  transition: transform 0.3s ease;
  z-index: -1;
}

.contact-form button:hover {
  color: var(--bg);
}

.contact-form button:hover::before {
  transform: translateX(0);
}

/* ---- FOOTER ---- */
footer.section {
  padding: 2.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-left::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--white);
  flex-shrink: 0;
  opacity: 0.4;
}

.social-links {
  display: flex;
  gap: 1.25rem;
}

.social-links a {
  color: var(--text-dim);
  transition: color 0.3s, transform 0.3s;
}

.social-links a:hover {
  color: var(--white);
  transform: translateY(-2px);
}

.social-links svg {
  width: 18px;
  height: 18px;
}

/* ---- FADE-IN ---- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- HAMBURGER TOGGLE ---- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 600;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--white);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--white);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 560px) {
  #morphic-grid {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 220px;
    height: 100vh;
    background: rgba(10, 10, 10, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 2rem 2rem;
    gap: 1.75rem;
    transform: translateX(100%);
    transition: transform 0.3s ease, visibility 0s 0.3s;
    border-left: 1px solid var(--border-mid);
    z-index: 550;
    visibility: hidden;
  }
  .site-nav.open {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.3s ease, visibility 0s 0s;
  }
  .site-nav a {
    font-size: 0.7rem;
  }
  .logo-link svg {
    width: 60px;
  }
  .section {
    padding: 2.5rem 0;
  }
  .section-label {
    margin-bottom: 1.25rem;
  }
  .resume-iframe-wrap {
    display: none;
  }
  .resume-mobile-fallback {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding: 2.5rem 1rem;
    background: var(--bg-panel);
    border-top: 1px solid var(--border-mid);
  }
  .rmf-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
  }
  .rmf-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
  }
  .rmf-actions a {
    font-family: var(--font-display);
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-bright);
    border: 1px solid var(--border-mid);
    padding: 0.6rem 1.4rem;
    text-decoration: none;
    transition: border-color 0.3s, color 0.3s;
  }
  .rmf-actions a:hover {
    border-color: var(--white);
  }
  .resume-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }
}