/* =====================================================
   VERITRANS CTF — AUTHENTICATED OPERATOR HOME
   Green hacker portfolio dashboard
===================================================== */

body.khan-authed-home {
  background:
    radial-gradient(circle at 18% 20%, rgba(22, 140, 255, 0.12), transparent 30%),
    radial-gradient(circle at 82% 78%, rgba(0, 240, 255, 0.07), transparent 32%),
    linear-gradient(135deg, #010302 0%, #06120b 45%, #020604 100%) !important;
}

body.khan-authed-home::before {
  content: "010101 110010 001101 010010 111000 010101 100011 011010 010101 110100 001010 101010";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;

  color: rgba(22, 140, 255, 0.055);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 34px;
  line-height: 1.8;
  letter-spacing: 0.16em;
  word-spacing: 0.7em;

  transform: rotate(-7deg) scale(1.2);
  overflow: hidden;
}

body.khan-authed-home footer {
  display: none !important;
}

body.khan-authed-home .khan-navbar {
  display: none !important;
}

.khan-operator-home {
  min-height: 100vh;
  padding: clamp(28px, 4vw, 64px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.khan-operator-frame {
  width: min(1580px, 94vw);
  min-height: min(900px, 88vh);
  position: relative;
  padding: 1px;

  clip-path: polygon(
    3% 0,
    97% 0,
    100% 4%,
    100% 94%,
    96% 100%,
    4% 100%,
    0 96%,
    0 5%
  );

  background:
    linear-gradient(
      135deg,
      rgba(22, 140, 255, 0.78),
      rgba(22, 140, 255, 0.25) 35%,
      rgba(0, 240, 255, 0.18) 65%,
      rgba(22, 140, 255, 0.65)
    );

  box-shadow:
    0 0 140px rgba(22, 140, 255, 0.18),
    0 55px 160px rgba(0, 0, 0, 0.65);
}

.khan-operator-inner {
  min-height: min(900px, 88vh);
  padding: clamp(2.2rem, 4vw, 4.8rem);

  clip-path: polygon(
    3% 0,
    97% 0,
    100% 4%,
    100% 94%,
    96% 100%,
    4% 100%,
    0 96%,
    0 5%
  );

  position: relative;
  overflow: hidden;

  background:
    radial-gradient(circle at 22% 16%, rgba(22, 140, 255, 0.12), transparent 30%),
    radial-gradient(circle at 86% 88%, rgba(0, 240, 255, 0.07), transparent 34%),
    linear-gradient(135deg, rgba(0, 5, 3, 0.98), rgba(4, 16, 9, 0.97));
}

.khan-operator-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;

  background-image:
    linear-gradient(rgba(22, 140, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 140, 255, 0.04) 1px, transparent 1px);

  background-size: 40px 40px;
  mask-image: radial-gradient(circle at center, black, transparent 86%);
}

.khan-operator-inner::after {
  content: "";
  position: absolute;
  inset: -45%;
  pointer-events: none;

  background:
    linear-gradient(
      115deg,
      transparent 35%,
      rgba(22, 140, 255, 0.055) 45%,
      transparent 55%
    );

  animation: khanOperatorSweep 7s ease-in-out infinite;
}

.khan-operator-content {
  position: relative;
  z-index: 2;
}

.khan-operator-head {
  text-align: center;
  margin-bottom: clamp(2rem, 4vw, 3.4rem);
}

.khan-operator-kicker {
  color: #ffffff !important;
  font-size: clamp(1.8rem, 2.8vw, 3.4rem);
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.035em;
  margin-bottom: 0.75rem;
}

.khan-operator-title {
  margin: 0;
  color: transparent !important;
  background: linear-gradient(135deg, var(--k-green), var(--k-cyan), var(--k-green-soft));
  -webkit-background-clip: text;
  background-clip: text;

  font-size: clamp(2.6rem, 4.8vw, 6.2rem);
  line-height: 0.95;
  font-weight: 950;
  letter-spacing: -0.06em;

  text-shadow: none;
}

.khan-operator-subtitle {
  max-width: 780px;
  margin: 1.2rem auto 0;
  color: var(--k-muted) !important;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: clamp(0.95rem, 1.05vw, 1.1rem);
  line-height: 1.7;
}

/* Main grid */
.khan-operator-grid {
  display: grid;
  grid-template-columns: minmax(420px, 0.95fr) minmax(520px, 1.15fr);
  gap: clamp(1.3rem, 2.4vw, 2.2rem);
  align-items: stretch;
}

/* Panels */
.khan-panel {
  border: 1px solid rgba(22, 140, 255, 0.45);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(22, 140, 255, 0.045), rgba(0, 0, 0, 0.3)),
    rgba(0, 10, 5, 0.78);

  box-shadow:
    0 0 34px rgba(22, 140, 255, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.035);
}

.khan-panel-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 1rem;
  margin: -1px 0 0 1.2rem;

  color: var(--k-cyan);
  background: rgba(0, 10, 5, 0.95);
  border: 1px solid rgba(22, 140, 255, 0.45);
  border-top: 0;
  border-radius: 0 0 12px 12px;

  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-style: italic;
}

/* Left column */
.khan-left-stack {
  display: grid;
  gap: 1rem;
}

.khan-profile-panel {
  padding: 1.2rem;
}

.khan-profile-main {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 1.25rem;
  align-items: stretch;
}

.khan-hood-image {
  min-height: 280px;
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid rgba(22, 140, 255, 0.26);

  background:
    radial-gradient(circle at 50% 35%, rgba(22, 140, 255, 0.18), transparent 26%),
    linear-gradient(180deg, rgba(22, 140, 255, 0.08), rgba(0, 0, 0, 0.78)),
    #020604;
}

.khan-hood-image::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 47%;
  width: 118px;
  height: 170px;
  transform: translate(-50%, -50%);
  border-radius: 50% 50% 38% 38%;

  background:
    radial-gradient(circle at 50% 38%, rgba(22, 140, 255, 0.16), transparent 20%),
    linear-gradient(135deg, #07180d, #000);

  border: 1px solid rgba(22, 140, 255, 0.32);
  box-shadow:
    0 0 60px rgba(22, 140, 255, 0.18),
    inset 0 0 40px rgba(22, 140, 255, 0.08);
}

.khan-hood-image::after {
  content: "0101";
  position: absolute;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);

  color: rgba(22, 140, 255, 0.75);
  font-size: 3.2rem;
  font-weight: 950;
  letter-spacing: 0.06em;
  text-shadow: 0 0 28px rgba(22, 140, 255, 0.65);
}

.khan-info-title,
.khan-section-title {
  margin: 0 0 1rem;
  color: var(--k-green) !important;
  font-size: 1.35rem;
  font-weight: 950;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.khan-info-table {
  display: grid;
  gap: 0.72rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.khan-info-row {
  display: grid;
  grid-template-columns: 120px 14px 1fr;
  gap: 0.55rem;
  color: var(--k-muted);
  font-size: 0.98rem;
  line-height: 1.45;
}

.khan-info-row b {
  color: var(--k-green);
  font-weight: 800;
}

.khan-uname {
  margin-top: 1.45rem;
}

.khan-uname-title {
  color: var(--k-green);
  font-size: 1.25rem;
  font-weight: 950;
  margin-bottom: 0.75rem;
}

.khan-about-panel {
  padding: 1.35rem;
}

.khan-about-title {
  color: #ffffff !important;
  font-size: 1.45rem;
  font-weight: 850;
  margin-bottom: 1rem;
}

.khan-about-text {
  color: var(--k-muted) !important;
  line-height: 1.75;
  font-size: 1rem;
  margin-bottom: 1.3rem;
}

.khan-about-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.khan-socials {
  display: flex;
  gap: 0.85rem;
}

.khan-social {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;

  border-radius: 999px;
  border: 1px solid rgba(22, 140, 255, 0.28);
  color: var(--k-green) !important;
  background: rgba(22, 140, 255, 0.05);
  font-weight: 950;
}

.khan-resume-btn {
  min-height: 46px;
  padding: 0 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;

  color: #00162e !important;
  background: linear-gradient(135deg, var(--k-green), var(--k-green-soft));
  border-radius: 12px;
  font-weight: 950;
  box-shadow: 0 0 28px rgba(22, 140, 255, 0.28);
}

/* Right column */
.khan-right-stack {
  display: grid;
  gap: 1rem;
}

.khan-menu-tabs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.7rem;
}

.khan-menu-tab {
  min-height: 48px;
  padding: 0 0.8rem;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  color: var(--k-green) !important;
  background: rgba(22, 140, 255, 0.055);
  border: 1px solid rgba(22, 140, 255, 0.45);
  border-radius: 6px;

  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-weight: 850;
  font-size: 0.95rem;
  transition: 0.18s ease;
}

.khan-menu-tab:hover {
  transform: translateY(-2px);
  background: rgba(22, 140, 255, 0.12);
  box-shadow: 0 0 28px rgba(22, 140, 255, 0.18);
}

.khan-track-panel {
  padding: 1.25rem;
}

.khan-track-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.khan-track {
  min-height: 58px;
  padding: 0.75rem 0.6rem;

  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;

  color: var(--k-text) !important;
  background:
    linear-gradient(135deg, rgba(22, 140, 255, 0.12), rgba(255, 255, 255, 0.025));
  border: 1px solid rgba(22, 140, 255, 0.18);
  border-radius: 10px;

  font-weight: 900;
  transition: 0.18s ease;
}

.khan-track:hover {
  color: #00162e !important;
  background: linear-gradient(135deg, var(--k-green), var(--k-green-soft));
  transform: translateY(-2px);
  box-shadow: 0 0 34px rgba(22, 140, 255, 0.3);
}

.khan-bottom-code {
  margin-top: 1rem;
  display: flex;
  justify-content: flex-end;
  color: rgba(22, 140, 255, 0.65);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* Challenge category helper */
.khan-category-target {
  scroll-margin-top: 110px;
}

/* Responsive */
@media (max-width: 1200px) {
  .khan-operator-grid,
  .khan-profile-main {
    grid-template-columns: 1fr;
  }

  .khan-hood-image {
    min-height: 240px;
  }

  .khan-menu-tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .khan-track-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .khan-operator-home {
    padding: 24px 1rem;
  }

  .khan-operator-frame,
  .khan-operator-inner {
    clip-path: none;
    border-radius: 28px;
  }

  .khan-operator-inner {
    padding: 1.4rem;
  }

  .khan-operator-title {
    font-size: 2.4rem;
  }

  .khan-menu-tabs,
  .khan-track-grid {
    grid-template-columns: 1fr;
  }

  .khan-about-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@keyframes khanOperatorSweep {
  0%,
  100% {
    transform: translateX(-35%);
    opacity: 0.35;
  }

  50% {
    transform: translateX(35%);
    opacity: 0.75;
  }
}