/* Minimal base */
body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  margin: 0;
  background: #f0f7ff;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Aurora Borealis background effect */
body::before {
  content: "";
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse 1200px 900px at 20% 30%, rgba(56, 189, 248, 0.85) 0%, transparent 70%),
    radial-gradient(ellipse 1000px 1000px at 60% 70%, rgba(167, 243, 208, 0.9) 0%, transparent 70%),
    radial-gradient(ellipse 1300px 800px at 80% 20%, rgba(186, 230, 253, 0.95) 0%, transparent 70%),
    radial-gradient(ellipse 900px 1100px at 40% 80%, rgba(125, 211, 252, 0.85) 0%, transparent 70%),
    radial-gradient(ellipse 1100px 950px at 10% 60%, rgba(224, 242, 254, 1) 0%, transparent 70%);
  animation: aurora 25s ease-in-out infinite;
  z-index: 0;
  filter: blur(80px);
  opacity: 1;
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.02) 50%,
    rgba(255, 255, 255, 0.05) 100%
  );
  z-index: 0;
  pointer-events: none;
}

@keyframes aurora {
  0%,
  100% {
    transform: translate(0%, 0%) rotate(0deg) scale(1);
    opacity: 1;
  }
  25% {
    transform: translate(10%, 15%) rotate(5deg) scale(1.1);
    opacity: 0.95;
  }
  50% {
    transform: translate(-5%, 20%) rotate(-3deg) scale(1.05);
    opacity: 1;
  }
  75% {
    transform: translate(15%, -10%) rotate(7deg) scale(1.08);
    opacity: 0.95;
  }
}
html {
  scroll-behavior: smooth;
}
:root {
  --radius: 18px;
  /* New button radius for a squarer look */
  --radius-btn: 10px;
  --ease: cubic-bezier(0.4, 0.08, 0.2, 1);
  --shadow: 0 2px 4px rgba(56, 189, 248, 0.15), 0 4px 12px -4px rgba(14, 165, 233, 0.2);
  --shadow-hover: 0 4px 16px -4px rgba(14, 165, 233, 0.3), 0 0 20px rgba(56, 189, 248, 0.25);
  --border: #bae6fd;
  --accent: #0284c7; /* deeper sky blue */
  --accent-hover: #0369a1;
  --accent-soft: #e0f2fe;
  --accent-alt: #0891b2; /* deeper cyan */
  --accent-alt-hover: #0e7490;
  --primary: #0c4a6e;
  --radius-pill: 999px;
  --shadow: 0 2px 4px rgba(56, 189, 248, 0.12), 0 4px 12px -4px rgba(14, 165, 233, 0.18);
  --shadow-hover: 0 6px 22px -6px rgba(14, 165, 233, 0.45), 0 0 25px rgba(56, 189, 248, 0.3);
  --color-bg: #f0f9ff;
  --color-bg-alt: rgba(255, 255, 255, 0.75);
  --color-panel: rgba(255, 255, 255, 0.85);
  --color-border: rgba(186, 230, 253, 0.5);
  --color-border-strong: rgba(125, 211, 252, 0.7);
  --color-text: #0a2540;
  --color-text-muted: #0c4a6e;
  --color-text-faint: #075985;
  --accent-soft: rgba(14, 165, 233, 0.15);
  --accent-glow: rgba(14, 165, 233, 0.4);
  --accent-alt-soft: rgba(6, 182, 212, 0.15);
  --color-success: #059669;
  --color-warning: #d97706;
  --color-danger: #dc2626;
  --focus-ring: 0 0 0 3px rgba(14, 165, 233, 0.35);
}

/* Reset removed legacy header/section/footer styles */
header,
section,
footer {
  all: unset;
}

/* Container */
.linktree-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-start; /* start higher */
  align-items: center; /* horizontal centering */
  padding: 1.4rem 1.2rem 2.4rem; /* reduced top & bottom */
  max-width: 680px; /* allow wider button group */
  margin: 0 auto;
  text-align: center;
  gap: 0.4rem; /* tighten vertical rhythm slightly */
  position: relative;
  z-index: 1;
}
/* Removed tall screen extra top padding to keep perfect centering */

/* Avatar */
/* Avatar unified rule */
.avatar {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 5px rgba(186, 230, 253, 0.5), 0 6px 22px -6px rgba(14, 165, 233, 0.3), 0 0 40px rgba(56, 189, 248, 0.2);
  margin: 0 0 1.2rem;
  animation: fadeUp 0.6s var(--ease) both 0.05s;
}
h1 {
  font-size: 2.25rem;
  letter-spacing: 0.5px;
  margin: 0.25rem 0 0.75rem;
  font-weight: 600;
  color: #0a2540;
  animation: fadeUp 0.55s var(--ease) both 0.12s;
}
.linktree-container h1 {
  font-size: 2.1rem;
  margin: 0.4rem 0 0.2rem;
  font-weight: 600;
}
.bio {
  max-width: 420px;
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--color-text-muted);
  margin: 0 0 1.4rem;
  animation: fadeUp 0.55s var(--ease) both 0.18s;
}

/* Icon bar */
.icon-bar {
  display: flex;
  gap: 0.75rem;
  margin: 0 0 1.3rem;
  justify-content: center;
  align-items: center;
  animation: fadeUp 0.55s var(--ease) both 0.24s;
}
.icon-link {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  background: var(--color-panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    color 0.25s var(--ease);
}
.icon-link:hover,
.icon-link:focus {
  background: var(--accent);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}
/* Slight enlargement adjustments for star icon */
.star-link svg {
  display: block;
}

/* Primary CTA */
/* Unified pill button style */
.primary-cta,
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.9rem 1.1rem; /* equal, slightly wider horizontal padding */
  border-radius: var(--radius-btn);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-decoration: none;
  font-size: 1.05rem;
  line-height: 1;
  box-shadow: 0 6px 18px -6px rgba(0, 0, 0, 0.18);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
  animation: fadeUp 0.55s var(--ease) both 0.3s;
}

/* Button icon sizing */
.btn-pill svg {
  width: 1.05em;
  height: 1.05em;
  flex-shrink: 0;
  stroke-width: 1.8;
}
/* Only remove stroke for icons that actually have a fill color (not fill='none') */
.btn-pill svg[fill]:not([fill="none"]) {
  stroke: none;
}
.primary-cta:hover,
.primary-cta:focus,
.btn-pill:hover,
.btn-pill:focus {
  background: var(--accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 28px -10px rgba(2, 132, 199, 0.5), 0 0 35px rgba(56, 189, 248, 0.45);
}

/* Secondary variant (Save contact) */
.btn-alt {
  background: var(--accent-alt);
  box-shadow: 0 6px 18px -6px rgba(0, 0, 0, 0.18);
  margin-top: 0.3rem;
}
.btn-alt:hover,
.btn-alt:focus {
  background: var(--accent-alt-hover);
}

/* spacing adjustment: only add bottom margin to the last button */
/* Unified spacing handled by .button-group now */
.primary-cta,
.btn-alt {
  margin: 0;
}
/* Button group wrapper for consistent vertical spacing */
.button-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  margin: 0 auto 1.2rem; /* preserve final breathing space below group and center */
  width: 100%;
  max-width: 500px;
  align-self: stretch; /* override parent align-items center so group spans full width */
  box-sizing: border-box;
  padding: 0 0; /* explicit: no side padding so auto margins truly center */
}
/* Ensure buttons visually centered with consistent internal width */
.button-group .btn-pill {
  max-width: 600px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}
/* Remove any residual margins from children to rely solely on gap */
.button-group > * {
  margin: 0 !important;
}

/* Icon left alignment utility */
/* Re-center icon + text: remove absolute positioning and asymmetric padding */
.icon-left {
  position: relative;
  padding-left: 0.9rem; /* match horizontal padding */
  gap: 0.55rem; /* restore natural gap */
  justify-content: center;
}
.icon-left svg {
  position: static;
  transform: none;
  margin: 0;
}
/* (Removed legacy .btn-narrow utility after full-width redesign) */

/* Back to top button */
.back-to-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-panel);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--accent);
  box-shadow: var(--shadow);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    color 0.25s var(--ease);
  z-index: 40;
}
.back-to-top:hover,
.back-to-top:focus {
  background: var(--accent);
  color: #fff;
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.back-to-top svg {
  width: 1.15em;
  height: 1.15em;
  stroke-width: 2;
}

/* Snapshot panel styles */
.snapshot-panel {
  width: 100%;
  background: var(--color-panel);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem 1.25rem;
  box-shadow: var(--shadow);
  text-align: left;
  margin: 0 0 1.4rem;
  animation: fadeUp 0.55s var(--ease) both 0.16s;
}
.snapshot-heading {
  margin: 0 0 0.65rem;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-text-muted);
  font-weight: 600;
}
.snapshot-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.55rem 0.75rem;
}
.snapshot-list li {
  position: relative;
  padding-left: 1.15rem;
  line-height: 1.35;
  font-size: 0.93rem;
  color: var(--color-text);
}
.snapshot-list li::before {
  content: "";
  position: absolute;
  left: 0.3rem;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-alt);
  box-shadow: 0 0 0 3px var(--accent-alt-soft);
}
/* Heading styles */
.page-title {
  font-size: 2.35rem;
  letter-spacing: 0.6px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-alt) 60%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
  padding-bottom: 0.4rem;
  margin-bottom: 1.1rem;
}
.page-title::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 140px;
  height: 4px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-alt) 100%);
  opacity: 0.9;
}
.section-title {
  font-size: 1.15rem;
  letter-spacing: 0.5px;
  margin: 1.6rem 0 0.7rem;
  position: relative;
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
}
.section-title::before {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: -0.55rem;
  width: 42px;
  height: 6px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-alt) 100%);
  border-radius: 999px;
  opacity: 0.55;
}
@media (max-width: 560px) {
  .page-title {
    font-size: 2rem;
  }
  .page-title::after {
    width: 120px;
  }
  .section-title {
    font-size: 1.05rem;
  }
}
@media (max-width: 560px) {
  .snapshot-panel {
    padding: 1rem 1rem 1.05rem;
  }
  .snapshot-list {
    gap: 0.5rem;
  }
  .snapshot-list li {
    font-size: 0.9rem;
  }
}

/* QR toggle components */
.qr-card {
  background: #fff;
  padding: 1.1rem 1.1rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  position: relative;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.qr-card.mode-professional {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow);
}
.qr-card.mode-personal {
  border-color: var(--accent-alt);
  box-shadow: 0 0 0 3px var(--accent-alt-soft), var(--shadow);
}
.qr-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  opacity: 0;
  position: absolute;
  top: 0;
  left: 0;
  transition: opacity 0.35s var(--ease);
}
.qr-image.active {
  opacity: 1;
  position: relative;
}

.qr-toggle {
  display: inline-flex;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 0.25rem;
  gap: 0.35rem;
  margin-top: 1.2rem;
  box-shadow: var(--shadow);
}
.qr-mode-btn {
  border: none;
  background: transparent;
  color: var(--color-text-faint);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 0.55rem 0.95rem 0.5rem;
  border-radius: var(--radius-btn);
  cursor: pointer;
  position: relative;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}
.qr-mode-btn:hover,
.qr-mode-btn:focus {
  color: var(--color-text);
}
.qr-mode-btn.active {
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-alt) 100%);
  color: #fff;
  box-shadow: 0 4px 14px -4px rgba(0, 0, 0, 0.25);
}
.qr-mode-btn.active[data-mode="professional"] {
  background: var(--accent);
}
.qr-mode-btn.active[data-mode="personal"] {
  background: var(--accent-alt);
}

.qr-mode-label {
  font-size: 0.75rem;
  margin-top: 0.8rem;
  color: var(--color-text-faint);
  letter-spacing: 0.3px;
}

@media (max-width: 560px) {
  .qr-mode-btn {
    font-size: 0.75rem;
    padding: 0.5rem 0.8rem 0.45rem;
  }
}

/* Link groups */
.link-groups {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  animation: fadeUp 0.55s var(--ease) both 0.36s;
}
.group {
  display: flex;
  flex-direction: column;
  background: var(--color-panel);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  display: block;
  width: 100%;
  padding: 0.95rem 1.15rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.02rem;
  letter-spacing: 0.2px;
  line-height: 1.2;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}
.lt-link:hover,
.lt-link:focus {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.lt-link:active {
  transform: translateY(-1px);
}

/* Animations */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 560px) {
  .avatar {
    width: 200px;
    height: 200px;
  }
  h1 {
    font-size: 1.95rem;
  }
  .primary-cta {
    margin-bottom: 1.4rem;
  }
  .linktree-container {
    padding: 2.2rem 1.1rem;
  }
  .button-group {
    width: 85%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* Mobile-specific aurora enhancement */
@media (max-width: 768px) {
  body::before {
    top: -30%;
    left: -30%;
    width: 160%;
    height: 160%;
    background: radial-gradient(ellipse 600px 500px at 30% 20%, rgba(56, 189, 248, 0.9) 0%, transparent 65%),
      radial-gradient(ellipse 550px 550px at 70% 60%, rgba(167, 243, 208, 0.95) 0%, transparent 65%),
      radial-gradient(ellipse 650px 450px at 85% 10%, rgba(186, 230, 253, 1) 0%, transparent 65%),
      radial-gradient(ellipse 500px 600px at 20% 80%, rgba(125, 211, 252, 0.9) 0%, transparent 65%),
      radial-gradient(ellipse 600px 550px at 50% 50%, rgba(224, 242, 254, 1) 0%, transparent 65%);
    filter: blur(60px);
  }

  body::after {
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.03) 0%,
      rgba(255, 255, 255, 0.01) 50%,
      rgba(255, 255, 255, 0.03) 100%
    );
  }
}

/* Extended bio page adjustments */
body.extended-bio .section-title,
body.extended-bio .snapshot-heading,
body.extended-bio .snapshot-panel,
body.extended-bio .snapshot-list,
body.extended-bio h1.page-title {
  text-align: left;
}
body.extended-bio .section-title::before {
  left: 0;
  transform: none;
}
body.extended-bio .page-title::after {
  left: 0;
  transform: none;
  margin-left: 0;
}
/* Justify paragraph text only within content sections on extended bio page */
body.extended-bio section p {
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
  text-indent: 1.25rem;
  margin-top: 0.95rem;
  color: var(--color-text);
}
body.extended-bio section p a {
  color: var(--accent-hover);
  text-decoration: underline;
}
/* 404 page single action button centering */
.single-action {
  display: flex;
  width: 100%;
  max-width: 320px;
  margin: 1.4rem auto 0;
}
/* Recommendations page */
body.recommendations-page main.linktree-container {
  max-width: 960px;
  padding-top: 1.8rem;
}
.recommendations-intro {
  max-width: 700px;
  margin: 0 0 1.4rem;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}
.recommendations-grid {
  width: 100%;
  display: grid;
  gap: 1.15rem 1.15rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-bottom: 1.6rem;
}
.recommendations-grid figure {
  margin: 0;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.05rem 1.1rem 1.2rem;
  box-shadow: var(--shadow);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: box-shadow 0.25s var(--ease), transform 0.25s var(--ease), border-color 0.25s var(--ease);
  min-height: 170px;
  outline: none;
  overflow: hidden; /* allow accent bar to blend with rounded corners */
}
.recommendations-grid figure::before {
  content: "";
  position: absolute;
  left: -1px; /* extend under border for seamless integration */
  top: -1px;
  width: calc(100% + 2px);
  height: 8px;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-alt) 100%);
  opacity: 0.9;
  z-index: 0;
}
.recommendations-grid figure:nth-child(2n)::before {
  background: linear-gradient(90deg, var(--accent-alt) 0%, var(--accent) 100%);
}
.recommendations-grid figure > * {
  position: relative;
  z-index: 1;
}
.recommendations-grid blockquote::before {
  content: "\201C"; /* opening smart quote */
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 3.2rem;
  line-height: 1;
  font-family: Georgia, serif;
  color: var(--accent-soft);
  pointer-events: none;
  opacity: 0.5;
}
.recommendations-grid blockquote {
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--color-text);
  font-style: normal;
  position: relative;
}
.recommendations-grid blockquote p {
  margin: 0;
}
.recommendations-grid figcaption {
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-faint);
  line-height: 1.2;
}
.recommendations-grid figure:hover,
.recommendations-grid figure:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent-soft);
}
/* Accessible focus ring */
.recommendations-grid figure:focus-visible {
  box-shadow: var(--shadow-hover), var(--focus-ring);
}
/* Slightly balance longer lines on wide viewports */
@supports (text-wrap: balance) {
  body.recommendations-page .recommendations-intro {
    text-wrap: balance;
  }
}
@media (max-width: 600px) {
  body.recommendations-page main.linktree-container {
    padding-top: 1.2rem;
  }
  .recommendations-intro {
    font-size: 0.95rem;
    margin-bottom: 1.1rem;
  }
  .recommendations-grid {
    gap: 0.95rem;
    grid-template-columns: 1fr;
  }
  .recommendations-grid figure {
    padding: 0.95rem 0.95rem 1.1rem;
  }
  .recommendations-grid blockquote {
    font-size: 0.9rem;
  }
  .recommendations-grid blockquote::before {
    font-size: 2.6rem;
    top: 6px;
    right: 10px;
  }
}
@media (max-width: 380px) {
  .recommendations-grid blockquote {
    font-size: 0.88rem;
  }
  .recommendations-grid figure {
    padding: 0.85rem 0.85rem 1rem;
  }
}
/* Do not indent the first paragraph immediately following a section heading */
/* (Removed previous :first-of-type override so first paragraphs are also indented) */