/* =============================================
   Nelson Ponce Luna — Web Personal
   styles.css
   ============================================= */

:root {
  --ink: #111827;
  --ink-rgb: 17, 24, 39;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-rgb: 37, 99, 235;
  --accent-light: #3b82f6;
  --bg: #ffffff;
  --card-bg: rgba(255, 255, 255, 0.7);
  --border: rgba(0, 0, 0, 0.05);
}

/* Dark mode variables */
.dark {
  --ink: #e5e7eb;
  --ink-rgb: 229, 231, 235;
  --muted: #9ca3af;
  --accent: #60a5fa;
  --accent-rgb: 96, 165, 250;
  --accent-light: #2563eb;
  --bg: #0f1419;
  --card-bg: rgba(30, 41, 59, 0.5);
  --border: rgba(255, 255, 255, 0.06);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--ink);
  background: var(--bg);
  text-rendering: geometricPrecision;
  transition: background-color 200ms ease, color 200ms ease;
}

/* --- Animated gradient background --- */
.gradient-bg {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
  animation: float 30s ease-in-out infinite;
}

.gradient-orb-1 {
  width: 500px; height: 500px;
  background: linear-gradient(135deg, rgba(37,99,235,0.12), rgba(59,130,246,0.08));
  top: -200px; right: -100px;
}

.gradient-orb-2 {
  width: 350px; height: 350px;
  background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(37,99,235,0.06));
  bottom: 20%; left: -100px;
  animation-delay: -10s;
}

.gradient-orb-3 {
  width: 250px; height: 250px;
  background: linear-gradient(135deg, rgba(14,165,233,0.06), rgba(59,130,246,0.04));
  top: 50%; right: 10%;
  animation-delay: -20s;
}

.dark .gradient-orb { opacity: 0.15; }
.dark .gradient-orb-1 { background: linear-gradient(135deg, rgba(96,165,250,0.15), rgba(59,130,246,0.1)); }
.dark .gradient-orb-2 { background: linear-gradient(135deg, rgba(129,140,248,0.1), rgba(96,165,250,0.08)); }
.dark .gradient-orb-3 { background: linear-gradient(135deg, rgba(56,189,248,0.08), rgba(96,165,250,0.06)); }

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(10px, -10px); }
}

/* --- Scroll progress bar --- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  z-index: 9999;
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 50ms linear;
}

/* --- Dot pattern --- */
.dot-pattern {
  background-color: var(--bg);
  background-image: radial-gradient(rgba(17,24,39,0.07) 1px, transparent 1px);
  background-size: 22px 22px;
}

.dark .dot-pattern {
  background-color: var(--bg);
  background-image: radial-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
}

/* --- Typewriter cursor --- */
.caret {
  display: inline-block;
  width: 0.66ch;
  margin-left: 2px;
  border-bottom: 2px solid var(--ink);
  transform: translateY(-0.06em);
  animation: caretBlink 1s steps(1, end) infinite;
}

@keyframes caretBlink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

/* --- Scroll reveal --- */
.reveal { opacity: 1; transform: none; }
.reveal.reveal-ready { opacity: 0; transform: translateY(14px); }
.reveal.reveal-ready.is-visible { opacity: 1; transform: translateY(0); }

.reveal {
  transition: opacity 700ms cubic-bezier(0.2,0.8,0.2,1), transform 700ms cubic-bezier(0.2,0.8,0.2,1);
  will-change: opacity, transform;
}

/* --- Hover lift --- */
.lift {
  transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease, background-color 250ms ease;
}
.lift:hover { transform: translateY(-2px); }

/* --- Service cards --- */
.service-icon { transition: transform 300ms ease, color 300ms ease; }
.service-card:hover .service-icon { transform: scale(1.1) rotate(5deg); color: var(--accent); }
.service-card { position: relative; overflow: hidden; }
.service-card .service-icon-wrapper { transition: transform 200ms ease; }
.service-card:hover .service-icon-wrapper { transform: scale(1.05); }
.service-card:hover .service-icon { color: var(--accent); }

/* --- Active nav link --- */
.nav-link { position: relative; }
.nav-link.active { color: var(--ink); background: rgba(37,99,235,0.08); }
.dark .nav-link.active { background: rgba(59,130,246,0.15); }

/* --- Animated counters --- */
.counter { display: inline-block; }
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.count-animate { animation: countUp 600ms ease-out forwards; }
.stat-number { display: inline-block; font-feature-settings: 'tnum'; font-variant-numeric: tabular-nums; }

/* --- Glass nav --- */
@supports ((-webkit-backdrop-filter: blur(10px)) or (backdrop-filter: blur(10px))) {
  .glass {
    background: rgba(255,255,255,0.72);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
  }
  .dark .glass { background: rgba(10,10,15,0.8); }
}

/* --- Theme toggle --- */
.theme-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent; cursor: pointer; color: var(--ink);
  transition: background 150ms ease, border-color 150ms ease;
}
.theme-toggle:hover { background: rgba(0,0,0,0.05); border-color: rgba(0,0,0,0.1); }
.dark .theme-toggle { border-color: rgba(148,163,184,0.2); }
.dark .theme-toggle:hover { background: rgba(255,255,255,0.08); border-color: rgba(148,163,184,0.3); }
.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }
.dark .theme-toggle .sun-icon { display: block; }
.dark .theme-toggle .moon-icon { display: none; }

/* --- Processing button --- */
@keyframes dash {
  0% { background-position: 0 0; }
  100% { background-position: 32px 0; }
}
.btn-processing { position: relative; overflow: hidden; }
.btn-processing[data-state="loading"] { cursor: wait; opacity: 0.96; }
.btn-processing[data-state="loading"]::after {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(255,255,255,0) 0px, rgba(255,255,255,0) 10px, rgba(255,255,255,0.23) 10px, rgba(255,255,255,0.23) 14px);
  mix-blend-mode: overlay;
  animation: dash 900ms linear infinite;
  pointer-events: none;
}

/* --- Reduce motion --- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { transition: none; transform: none; opacity: 1; }
  .caret { animation: none; opacity: 1; }
  .lift { transition: none; }
  .btn-processing[data-state="loading"]::after { animation: none; }
}


/* --- NPL Logo --- */
.npl-logo {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--ink); color: white;
  font-size: 11px; font-weight: 700; letter-spacing: -0.02em;
  transition: transform 150ms ease-out;
  will-change: transform; flex-shrink: 0;
}

/* --- Navigation --- */
.nav-desktop { display: flex; list-style: none; margin: 0; padding: 0; }
.nav-desktop li { list-style: none; }
.nav-desktop a { white-space: nowrap; }
.nav-mobile-toggle { display: none; }
.nav-mobile-menu { display: none; }

@media (max-width: 768px) {
  .nav-desktop { display: none !important; }
  .nav-mobile-toggle {
    display: flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border-radius: 50%;
    background: transparent; border: none; cursor: pointer;
    color: var(--ink); transition: background 150ms ease;
  }
  .nav-mobile-toggle:hover { background: rgba(0,0,0,0.05); }
  .nav-mobile-menu {
    display: block; position: absolute; top: 100%; left: 50%;
    margin-top: 8px; min-width: 160px; max-width: calc(100vw - 32px);
    background: white; border: 1px solid rgba(0,0,0,0.08);
    border-radius: 16px; padding: 8px;
    box-shadow: 0 10px 40px rgba(17,24,39,0.15);
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity 150ms ease, visibility 150ms ease, transform 150ms ease;
    transform: translateX(-50%) translateY(-4px);
  }
  .dark .nav-mobile-menu { background: #1a1a2e; border-color: rgba(255,255,255,0.1); }
  .nav-mobile-menu.open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); }
  .nav-mobile-menu a {
    display: block; padding: 12px 16px; border-radius: 10px;
    color: var(--ink); text-decoration: none; font-size: 14px; font-weight: 500;
    transition: background 150ms ease; white-space: nowrap;
  }
  .nav-mobile-menu a:hover { background: rgba(0,0,0,0.04); }
  .dark .nav-mobile-menu a:hover { background: rgba(255,255,255,0.08); }
}

/* --- Custom Cursor --- */
.custom-cursor {
  position: fixed; width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%;
  pointer-events: none; z-index: 10000;
  transform: translate(-50%, -50%);
  transition: width 100ms ease, height 100ms ease, opacity 100ms ease;
  opacity: 0.8;
}
.cursor-follower {
  position: fixed; width: 20px; height: 20px;
  border: 1px solid var(--accent); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 150ms ease, height 150ms ease, opacity 150ms ease;
  opacity: 0.3;
}
.custom-cursor.hover { width: 10px; height: 10px; opacity: 1; }
.cursor-follower.hover { width: 28px; height: 28px; opacity: 0.5; }

@media (hover: none), (max-width: 768px) {
  .custom-cursor, .cursor-follower { display: none !important; }
}

/* --- Easter egg --- */
@keyframes partyMode {
  0%, 100% { filter: hue-rotate(0deg); }
  25% { filter: hue-rotate(90deg); }
  50% { filter: hue-rotate(180deg); }
  75% { filter: hue-rotate(270deg); }
}
.party-mode { animation: partyMode 1.5s ease-in-out; }
.npl-logo.clicked { animation: bounce 200ms ease; }
@keyframes bounce {
  0%, 100% { transform: scale(1) rotate(-3deg); }
  50% { transform: scale(1.08) rotate(0deg); }
}

/* --- Tech stack --- */
.tech-stack { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.tech-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; background: var(--card-bg);
  border: 1px solid var(--border); border-radius: 12px;
  font-size: 13px; font-weight: 500; color: var(--ink);
  transition: all 200ms ease;
}
.tech-badge:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); border-color: var(--accent); }
.tech-badge svg, .tech-badge img { width: 20px; height: 20px; }

/* --- Hero glow --- */
.hero-glow { position: relative; }
.hero-glow::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 110%; height: 110%; transform: translate(-50%, -50%);
  background: radial-gradient(ellipse, rgba(37,99,235,0.08), transparent 60%);
  pointer-events: none; z-index: -1;
}
.dark .hero-glow::before { background: radial-gradient(ellipse, rgba(96,165,250,0.12), transparent 60%); }

/* --- Project cards: "Ver proyecto" link --- */
.project-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 500; color: var(--accent);
  transition: gap 200ms ease;
}
.project-link:hover { gap: 10px; }
.project-link svg { width: 14px; height: 14px; transition: transform 200ms ease; }
.project-link:hover svg { transform: translateX(2px); }

/* --- Project card accent border on hover --- */
article.lift:hover {
  border-color: rgba(37, 99, 235, 0.15);
}
.dark article.lift:hover {
  border-color: rgba(96, 165, 250, 0.2) !important;
}

/* --- Section visual connector --- */
section + section { position: relative; }
section + section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* =============================================
   DARK MODE OVERRIDES
   ============================================= */
.dark .bg-white\/70, .dark .bg-white { background-color: rgba(30,41,59,0.6) !important; }
.dark .bg-white\/80 { background-color: rgba(30,41,59,0.65) !important; }
.dark .bg-white\/60 { background-color: rgba(30,41,59,0.5) !important; }
.dark .border-black\/5, .dark .border-black\/10 { border-color: rgba(148,163,184,0.12) !important; }
.dark .text-ink\/80, .dark .text-ink\/70, .dark .text-ink\/60 { color: rgba(203,213,225,0.8) !important; }
.dark .text-ink { color: #e5e7eb !important; }
.dark .text-ink\/75 { color: rgba(229,231,235,0.75) !important; }
.dark .text-ink\/50 { color: rgba(229,231,235,0.5) !important; }
.dark .text-muted { color: #9ca3af !important; }
.dark .text-accent { color: #60a5fa !important; }
.dark .text-accent\/90 { color: rgba(96,165,250,0.9) !important; }
.dark .shadow-soft { box-shadow: 0 10px 30px rgba(0,0,0,0.3) !important; }
.dark .shadow-softer { box-shadow: 0 12px 40px rgba(0,0,0,0.4) !important; }
.dark .bg-ink\/5, .dark .bg-ink\/10, .dark .bg-ink\/15, .dark .bg-ink\/20 { background-color: rgba(148,163,184,0.12) !important; }
.dark .bg-accent { background-color: #3b82f6 !important; }
.dark .bg-accent\/10, .dark .bg-accent\/5 { background-color: rgba(59,130,246,0.15) !important; }
.dark .border-accent\/20 { border-color: rgba(59,130,246,0.25) !important; }
.dark .rounded-2xl.border.bg-white, .dark .rounded-3xl.border.bg-white\/70 { background-color: rgba(30,41,59,0.6) !important; }
.dark .npl-logo { background: var(--accent); }
.dark .glass { background: rgba(15,23,42,0.85) !important; border-color: rgba(148,163,184,0.15) !important; }
.dark .lift:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.4); }
.dark .hover\:border-black\/10:hover, .dark .hover\:border-black\/20:hover { border-color: rgba(148,163,184,0.2) !important; }
.dark .hover\:bg-black\/5:hover { background-color: rgba(148,163,184,0.1) !important; }
.dark .bubble-bot { background: rgba(30,41,59,0.9) !important; border-color: rgba(148,163,184,0.15) !important; }
.dark .bubble-user { background: rgba(59,130,246,0.2) !important; border-color: rgba(59,130,246,0.3) !important; }
.dark #chatThread { background: linear-gradient(to bottom, rgba(15,23,42,1), rgba(30,41,59,0.5)) !important; }
.dark .chat-scroll::-webkit-scrollbar-thumb { background: rgba(148,163,184,0.2); }
.dark input, .dark textarea { background-color: rgba(30,41,59,0.8) !important; border-color: rgba(148,163,184,0.15) !important; color: #e5e7eb !important; }
.dark input::placeholder, .dark textarea::placeholder { color: rgba(148,163,184,0.6) !important; }
.dark input:focus, .dark textarea:focus { border-color: rgba(59,130,246,0.5) !important; }
.dark .caret { border-color: #e5e7eb; }
.dark .text-green-600, .dark .text-green-700 { color: #34d399 !important; }
.dark .bg-green-500\/10 { background-color: rgba(52,211,153,0.15) !important; }
.dark .tech-badge { background: rgba(30,41,59,0.7) !important; border-color: rgba(148,163,184,0.15) !important; }
.dark .tech-badge:hover { border-color: var(--accent) !important; }
.dark .bg-gray-50\/50 { background-color: rgba(30,41,59,0.4) !important; }

/* Dark mode fixes for colored accent cards (RPA, charts) */
.dark .bg-red-50\/50, .dark .bg-red-50\/60 { background-color: rgba(239,68,68,0.1) !important; }
.dark .border-red-100, .dark .border-red-200 { border-color: rgba(239,68,68,0.2) !important; }
.dark .text-red-500 { color: #f87171 !important; }
.dark .text-red-800 { color: #fca5a5 !important; }
.dark .text-red-700\/70 { color: rgba(252,165,165,0.7) !important; }
.dark .bg-green-50\/60 { background-color: rgba(34,197,94,0.1) !important; }
.dark .border-green-200 { border-color: rgba(34,197,94,0.2) !important; }
.dark .text-green-800 { color: #86efac !important; }
.dark .text-green-700\/70 { color: rgba(134,239,172,0.7) !important; }
.dark .bg-amber-50 { background-color: rgba(245,158,11,0.1) !important; }
.dark .text-amber-700 { color: #fbbf24 !important; }

/* Dark mode fixes for Maseya mini-dashboard */
.dark .maseya-panel {
  background: linear-gradient(135deg, rgba(30,41,59,0.8), rgba(30,41,59,0.55)) !important;
  border-color: rgba(148,163,184,0.12) !important;
}
.dark .maseya-panel > .opacity-\[0\.04\] { opacity: 0.03 !important; }
.dark .maseya-panel .bg-white\/90 { background-color: rgba(30,41,59,0.7) !important; }
.dark .maseya-panel .border-white\/60 { border-color: rgba(148,163,184,0.12) !important; }
.dark .maseya-panel .maseya-center-logo { background-color: rgba(30,41,59,0.8) !important; border-color: rgba(148,163,184,0.15) !important; }
.dark .bg-blue-100 { background-color: rgba(59,130,246,0.15) !important; }
.dark .text-blue-600 { color: #60a5fa !important; }
.dark .bg-purple-100 { background-color: rgba(139,92,246,0.15) !important; }
.dark .text-purple-600 { color: #a78bfa !important; }
.dark .bg-emerald-100 { background-color: rgba(52,211,153,0.15) !important; }
.dark .text-emerald-600 { color: #34d399 !important; }
.dark .bg-amber-100 { background-color: rgba(245,158,11,0.15) !important; }
.dark .text-amber-600 { color: #fbbf24 !important; }
.dark .border-white\/60 { border-color: rgba(148,163,184,0.12) !important; }
.dark .bg-green-100 { background-color: rgba(34,197,94,0.15) !important; }
.dark .bg-green-400 { background-color: #34d399 !important; }
.dark .bg-accent\/15 { background-color: rgba(59,130,246,0.2) !important; }
.dark .bg-accent\/20 { background-color: rgba(59,130,246,0.15) !important; }
.dark .bg-accent\/30 { background-color: rgba(59,130,246,0.2) !important; }
.dark .bg-accent\/40 { background-color: rgba(59,130,246,0.3) !important; }
.dark .bg-accent\/50 { background-color: rgba(59,130,246,0.4) !important; }
.dark .bg-accent\/60 { background-color: rgba(59,130,246,0.5) !important; }
.dark .bg-accent\/80 { background-color: rgba(59,130,246,0.7) !important; }
.dark .border-accent\/10 { border-color: rgba(59,130,246,0.2) !important; }
.dark .text-accent\/80 { color: rgba(96,165,250,0.8) !important; }
.dark .text-ink\/40 { color: rgba(229,231,235,0.4) !important; }
.dark .text-green-600 { color: #34d399 !important; }
.dark .line-through { text-decoration-color: rgba(148,163,184,0.4); }
.dark .shadow-sm { box-shadow: 0 1px 3px rgba(0,0,0,0.3) !important; }

/* Maseya pillar hover glow */
.maseya-pillar .group-hover\:scale-105 {
  will-change: transform;
}
@keyframes pillar-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
.maseya-panel:hover .maseya-pillar:nth-child(2) { animation: pillar-float 3s ease-in-out infinite; }
.maseya-panel:hover .maseya-pillar:nth-child(3) { animation: pillar-float 3s ease-in-out 0.4s infinite; }
.maseya-panel:hover .maseya-pillar:nth-child(4) { animation: pillar-float 3s ease-in-out 0.8s infinite; }
.maseya-panel:hover .maseya-pillar:nth-child(5) { animation: pillar-float 3s ease-in-out 1.2s infinite; }

/* --- Mono font utility --- */
.font-code {
  font-family: 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
}