/* ============================================================
   Christopher Vistal — Portfolio v2
   Cleaner dark, recruiter-readable, dev personality preserved
   ============================================================ */

:root {
  --bg: #0a0a0c;
  --surface-1: #111114;
  --surface-2: #161619;
  --surface-3: #1d1d21;
  --border: rgba(255, 255, 255, 0.06);
  --border-strong: rgba(255, 255, 255, 0.1);
  --text-1: #ededee;
  --text-2: #a1a1a6;
  --text-3: #71717a;
  --text-4: #52525a;
  --accent: #ff6b2c;
  --accent-soft: rgba(255, 107, 44, 0.12);
  --accent-line: rgba(255, 107, 44, 0.35);
  --green: #4ade80;
  --container: 760px;
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-1);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  font-feature-settings: "cv11";
  letter-spacing: -0.005em;
}

.mono {
  font-family: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-feature-settings: "calt", "ss03";
}

/* Density modes (driven by [data-density]) */
[data-density="compact"] {
  --space-section: 56px;
  --space-block: 20px;
}
[data-density="comfortable"] {
  --space-section: 84px;
  --space-block: 28px;
}
[data-density="spacious"] {
  --space-section: 120px;
  --space-block: 36px;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: #25252a;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #35353c;
}

/* Selection */
::selection {
  background: var(--accent-soft);
  color: #fff;
}

/* Focus rings */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ----- Layout ----- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* ----- Nav ----- */
.nav-wrap {
  position: fixed;
  top: 18px;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  justify-content: center;
  padding: 0 24px;
  pointer-events: none;
}
.nav {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 6px 6px 14px;
  background: rgba(14, 14, 16, 0.7);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  width: 100%;
  max-width: var(--container);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-1);
  font-weight: 600;
  font-size: 14px;
  padding-right: 10px;
  border-right: 1px solid var(--border);
}
.nav-center {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.nav-brand .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.4);
  animation: pulse-dot 2.4s ease-out infinite;
}
@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.5); }
  70% { box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}
.nav-link {
  color: var(--text-3);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  padding: 7px 12px;
  border-radius: 999px;
  transition: color .18s, background .18s;
  display: flex;
  align-items: center;
  gap: 3px;
}
.nav-slash {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  color: var(--accent);
  opacity: 0.7;
}
.nav-sep {
  color: var(--border-strong);
  font-size: 12px;
  pointer-events: none;
  user-select: none;
}
.nav-link:hover {
  color: var(--text-1);
  background: rgba(255, 255, 255, 0.04);
}
.nav-link.active {
  color: var(--text-1);
  background: rgba(255, 255, 255, 0.06);
}
.nav-cta {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  padding: 8px 16px;
  border-radius: 999px;
  text-decoration: none;
  transition: transform .15s, background .18s;
  margin-left: 4px;
}
.nav-cta:hover {
  background: #ff7a3c;
  transform: translateY(-1px);
}

/* ----- Hero ----- */
.hero {
  padding: 140px 0 60px;
  position: relative;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-2);
  background: rgba(74, 222, 128, 0.06);
  border: 1px solid rgba(74, 222, 128, 0.18);
  padding: 5px 11px 5px 9px;
  border-radius: 999px;
  margin-bottom: 28px;
}
.hero-eyebrow .ping {
  position: relative;
  width: 7px;
  height: 7px;
}
.hero-eyebrow .ping::before,
.hero-eyebrow .ping::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--green);
}
.hero-eyebrow .ping::after {
  animation: ping 1.8s cubic-bezier(0, 0, 0.2, 1) infinite;
  opacity: 0.7;
}
@keyframes ping {
  75%, 100% { transform: scale(2.2); opacity: 0; }
}
.hero h1 {
  font-size: clamp(34px, 5vw, 46px);
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin: 0 0 18px;
  font-weight: 600;
}
.hero h1 .accent {
  color: var(--accent);
  position: relative;
}
.hero-role {
  font-size: 18px;
  color: var(--text-2);
  margin: 0 0 22px;
  max-width: 56ch;
  line-height: 1.6;
}
.hero-role b {
  color: var(--text-1);
  font-weight: 500;
}

.hero-socials {
  display: flex;
  gap: 6px;
  margin-left: auto;
  flex-wrap: wrap;
}
.hero-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--text-3);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: color .15s, border-color .15s, background .15s;
}
.hero-social-link:hover {
  color: var(--text-1);
  border-color: var(--border-strong);
  background: rgba(255,255,255,0.04);
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s, background .18s, border-color .18s, color .18s;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: #ff7a3c;
  transform: translateY(-1px);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
  color: var(--text-1);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--border-strong);
}
.btn-ghost {
  color: var(--text-2);
  border-color: transparent;
  background: transparent;
}
.btn-ghost:hover {
  color: var(--text-1);
  background: rgba(255, 255, 255, 0.04);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, auto);
  justify-content: start;
  gap: 0;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
@media (max-width: 600px) {
  .hero-meta { grid-template-columns: repeat(2, 1fr); }
}
.hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 28px 14px 0;
  border-right: 1px solid var(--border);
  margin-right: 28px;
}
.hero-meta-item:last-child {
  border-right: none;
  margin-right: 0;
}
@media (max-width: 600px) {
  .hero-meta-item { padding: 12px 0; border-right: none; margin-right: 0; border-bottom: 1px solid var(--border); }
  .hero-meta-item:last-child { border-bottom: none; }
}
.hero-meta-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-4);
  font-weight: 600;
}
.hero-meta-value {
  font-size: 13.5px;
  color: var(--text-1);
}
.hero-meta-value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed var(--text-4);
  transition: color .15s, border-color .15s;
}
.hero-meta-value a:hover {
  color: var(--accent);
  border-color: var(--accent);
}


/* Noise texture overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  background-repeat: repeat;
}

/* ----- Section ----- */
section {
  padding: var(--space-section, 84px) 0;
  position: relative;
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.section-label {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.section-num {
  font-size: 11px;
  color: var(--accent);
  font-weight: 500;
}
.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: -0.01em;
}
.section-aside {
  font-size: 11px;
  color: var(--text-4);
}

/* ----- Metrics strip ----- */
.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
@media (max-width: 640px) {
  .metrics { grid-template-columns: repeat(2, 1fr); gap: 0; }
}
.metric {
  padding: 20px 20px 20px 0;
  border-top: 2px solid var(--border);
  position: relative;
}
.metric::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
}
@media (max-width: 640px) {
  .metric { padding: 18px 12px 18px 0; }
  .metric:nth-child(odd) { padding-right: 16px; }
}
.metric-num {
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--text-1);
  line-height: 1;
  margin-bottom: 10px;
}
.metric-num .plus {
  color: var(--accent);
  font-weight: 500;
  font-size: 28px;
}
.metric-label {
  font-size: 11px;
  color: var(--text-3);
  line-height: 1.5;
  letter-spacing: 0.01em;
}

/* ----- Featured case studies ----- */
.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 720px) {
  .case-grid { grid-template-columns: 1fr; }
}
.case {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0;
  overflow: hidden;
  transition: border-color .2s, transform .25s, background .25s;
}
.case:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  background: var(--surface-2);
}
.case-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.case-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}
.case-tag {
  font-size: 10px;
  color: var(--text-4);
  text-transform: lowercase;
  letter-spacing: 0.08em;
}
.case-tag.ai {
  color: var(--accent);
}
.case-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  line-height: 1.2;
}
.case-arrow {
  color: var(--text-3);
  transition: color .15s, transform .15s;
}
.case:hover .case-arrow {
  color: var(--accent);
  transform: translate(2px, -2px);
}
.case-summary {
  font-size: 14.5px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 14px;
}
.case-impact {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-3);
  padding-top: 12px;
  border-top: 1px dashed var(--border);
}
.case-impact b {
  color: var(--accent);
  font-weight: 600;
}
.case-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  color: var(--text-2);
  padding: 3px 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 5px;
  letter-spacing: -0.01em;
}
.tag.ai {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: rgba(255, 107, 44, 0.22);
}

/* ----- Project list (more) ----- */
.proj-list {
  display: flex;
  flex-direction: column;
}
.proj-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 14px;
  padding: 16px 4px;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid var(--border);
  transition: padding .18s, background .18s;
}
.proj-row:last-child { border-bottom: none; }
.proj-row:hover {
  padding-left: 14px;
  padding-right: 14px;
  background: rgba(255,255,255,0.02);
}
.proj-row .num {
  position: absolute;
  display: none;
}
.proj-name-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.proj-status {
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.proj-status.live { background: var(--green); box-shadow: 0 0 6px rgba(74,222,128,0.5); }
.proj-status.dev { background: var(--text-4); }
.proj-status.apk { background: #60a5fa; }
.proj-name {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.proj-desc {
  font-size: 12.5px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.proj-stack {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  color: var(--text-3);
  white-space: nowrap;
}
@media (max-width: 600px) {
  .proj-stack { display: none; }
}
.proj-arrow {
  color: var(--text-4);
  transition: color .15s, transform .15s;
}
.proj-row:hover .proj-arrow {
  color: var(--accent);
  transform: translate(2px, -2px);
}

.proj-row-content {
  min-width: 0;
}

/* ----- Experience ----- */
.exp-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.exp-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 20px;
  padding-left: 0;
  position: relative;
}
@media (max-width: 600px) {
  .exp-item { grid-template-columns: 1fr; gap: 6px; }
}
.exp-date {
  font-family: "JetBrains Mono", monospace;
  font-size: 11.5px;
  color: var(--text-3);
  padding-top: 2px;
  letter-spacing: -0.01em;
}
.exp-date.current {
  color: var(--accent);
}
.exp-body {
  border-left: 1px solid var(--border);
  padding-left: 22px;
  position: relative;
}
.exp-body::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 2px solid var(--text-4);
}
.exp-item.current .exp-body::before {
  background: var(--accent);
  border-color: var(--bg);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, 0.18);
}
@media (max-width: 600px) {
  .exp-body { border-left: none; padding-left: 0; }
  .exp-body::before { display: none; }
}
.exp-role {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-1);
  letter-spacing: -0.01em;
  margin: 0 0 2px;
}
.exp-org {
  font-size: 13px;
  color: var(--text-2);
  margin-bottom: 12px;
}
.exp-bullets {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.exp-bullets li {
  font-size: 14.5px;
  color: var(--text-2);
  line-height: 1.65;
  padding-left: 14px;
  position: relative;
  text-wrap: pretty;
}
.exp-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--text-4);
}
.exp-bullets li b {
  color: var(--text-1);
  font-weight: 500;
}

/* ----- Skills ----- */
.skills-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}
.skill-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 600px) {
  .skill-row { grid-template-columns: 1fr; gap: 6px; }
}
.skill-row.featured {
  background: transparent;
}
.skill-row-cat {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-4);
  display: flex;
  align-items: center;
  gap: 7px;
}
.skill-row-val {
  font-size: 14.5px;
  color: var(--text-2);
  line-height: 1.6;
}
.skill-row-val.accent-val {
  color: var(--accent);
}
.accent-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ----- Services / Hire ----- */
.services {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  position: relative;
  overflow: hidden;
}
.services::before {
  content: "";
  position: absolute;
  top: 0;
  left: 32px;
  right: 32px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-line), transparent);
}
.services-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}
.services-title {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.services-sub {
  font-size: 15px;
  color: var(--text-2);
  max-width: 48ch;
  margin: 0;
  line-height: 1.6;
}
.services-status {
  flex-shrink: 0;
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  color: var(--green);
  background: rgba(74, 222, 128, 0.06);
  border: 1px solid rgba(74, 222, 128, 0.18);
  padding: 5px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
.services-status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}
.services-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
}
@media (max-width: 600px) {
  .services-list { grid-template-columns: 1fr; }
}
.service {
  padding: 18px 18px 18px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.service:nth-child(odd) { padding-right: 18px; }
.service:nth-child(even) { padding-left: 18px; border-left: 1px solid var(--border); }
@media (max-width: 600px) {
  .service:nth-child(even) { padding-left: 0; border-left: none; }
}
.services-list .service:nth-last-child(-n+2) { border-bottom: none; }
@media (max-width: 600px) {
  .services-list .service:nth-last-child(-n+2) { border-bottom: 1px solid var(--border); }
  .services-list .service:last-child { border-bottom: none; }
}
.service-num {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  color: var(--accent);
  flex-shrink: 0;
  padding-top: 2px;
}
.service-name {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-1);
  margin: 0 0 4px;
}
.service-desc {
  font-size: 12.5px;
  color: var(--text-3);
  margin: 0;
  line-height: 1.5;
}
.services-cta {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  align-items: center;
  text-align: center;
}
.services-cta-text {
  font-size: 13.5px;
  color: var(--text-2);
}
.services-cta-text b {
  color: var(--text-1);
  font-weight: 500;
}

/* ----- Footer ----- */
.footer {
  margin-top: var(--space-section, 84px);
  padding: 32px 0 40px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-left h3 {
  font-size: 18px;
  margin: 0 0 6px;
  letter-spacing: -0.02em;
  font-weight: 600;
}
.footer-left p {
  font-size: 13px;
  color: var(--text-3);
  margin: 0;
}
.footer-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.footer-link {
  color: var(--text-2);
  text-decoration: none;
  font-size: 12.5px;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .15s, border-color .15s, background .15s;
}
.footer-link:hover {
  color: var(--text-1);
  border-color: var(--border-strong);
  background: rgba(255,255,255,0.03);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  color: var(--text-4);
  flex-wrap: wrap;
}

/* Doodle (single, optional) */
.doodle-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.doodle-bg svg {
  position: absolute;
}

/* Fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .5s ease, transform .5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile nav */
@media (max-width: 640px) {
  .nav .nav-link { display: none; }
  .nav .nav-brand { padding-right: 8px; margin-right: 0; border-right: none; }
}