/*=============================================
  DEVFOLIO 2.0 - Design System
  Matthew Jericho P. Silva
=============================================*/

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

:root {
  /* Typography */
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;

  /* Dark theme (default) */
  --bg: #050a14;
  --bg-soft: #0a1220;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-hover: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #e8eef7;
  --text-muted: #94a3b8;
  --text-faint: #64748b;

  --accent: #22d3ee;
  --accent-2: #67e8f9;
  --accent-3: #a5f3fc;
  --gradient: #22d3ee;
  --gradient-text: #4be1f8;
  --on-accent: #05222e;

  --shadow-glow: 0 0 40px rgba(34, 211, 238, 0.22);
  --shadow-card: 0 20px 50px -20px rgba(0, 0, 0, 0.6);
  --nav-bg: rgba(5, 10, 20, 0.72);

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 0.35s var(--ease-out);
}

[data-theme="light"] {
  --bg: #f5f9fb;
  --bg-soft: #eaf1f5;
  --surface: rgba(255, 255, 255, 0.75);
  --surface-hover: rgba(255, 255, 255, 1);
  --border: rgba(12, 34, 51, 0.09);
  --border-strong: rgba(12, 34, 51, 0.18);
  --text: #0c2233;
  --text-muted: #47606f;
  --text-faint: #7d919e;

  --accent: #0891b2;
  --accent-2: #0e7490;
  --accent-3: #22d3ee;
  --gradient: #0891b2;
  --gradient-text: #0e7490;
  --on-accent: #ffffff;

  --shadow-glow: 0 0 40px rgba(8, 145, 178, 0.18);
  --shadow-card: 0 20px 50px -24px rgba(12, 34, 51, 0.25);
  --nav-bg: rgba(245, 249, 251, 0.78);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  overflow-x: clip;
  overscroll-behavior: none;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: clip;
  overscroll-behavior: none;
  transition: background 0.4s ease, color 0.4s ease;
}

::selection {
  background: var(--accent);
  color: var(--on-accent);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 8px;
}

.container {
  width: min(1140px, 92%);
  margin-inline: auto;
}

#projects .container {
  width: min(1440px, 94%);
}

/*=============================================
  PRELOADER
=============================================*/

.preloader {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--bg);
  display: grid;
  place-items: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.loaded {
  opacity: 0;
  visibility: hidden;
}

.preloader-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: pulse-logo 1.2s ease-in-out infinite;
}

@keyframes pulse-logo {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.96); }
}

/*=============================================
  NAVBAR
=============================================*/

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: var(--nav-bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.navbar.scrolled {
  border-bottom-color: var(--border);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav-logo span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-caret {
  display: inline-block;
  width: 3px;
  height: 1.05em;
  margin-left: 3px;
  border-radius: 1px;
  vertical-align: -0.12em;
  background: var(--accent);
  animation: blink 0.9s step-end infinite;
}

.nav-links {
  display: flex;
  gap: 6px;
  align-items: center;
}

.nav-link {
  position: relative;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 999px;
  transition: color 0.25s ease, background 0.25s ease;
}

.nav-link:hover {
  color: var(--text);
  background: var(--surface);
}

.nav-link.active {
  color: var(--text);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-btn,
.menu-btn {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.theme-btn:hover,
.menu-btn:hover {
  transform: scale(1.08);
  border-color: var(--border-strong);
}

.theme-btn .material-symbols-outlined,
.menu-btn .material-symbols-outlined {
  font-size: 20px;
}

.theme-btn.theme-toggle {
  --theme-toggle__expand--duration: 600ms;
  color: var(--text);
}

.theme-btn.theme-toggle svg {
  width: 22px;
  height: 22px;
}

.menu-btn {
  display: none;
}

/* Mobile nav */
@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px 20px 22px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 24px 40px -20px rgba(0, 0, 0, 0.5);
    opacity: 0;
    transform: translateY(-10px);
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.35s var(--ease-out), visibility 0s 0.35s;
  }

  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
    pointer-events: auto;
    transition: opacity 0.3s ease, transform 0.35s var(--ease-out), visibility 0s;
  }

  .nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: 12px;
  }

  .nav-link::before {
    content: "→";
    order: 2;
    color: var(--accent-2);
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity 0.25s ease, transform 0.25s var(--ease-out);
  }

  .nav-link:hover::before,
  .nav-link.active::before {
    opacity: 1;
    transform: translateX(0);
  }

  .nav-link.active {
    background: var(--surface);
    color: var(--text);
  }

  .nav-link.active::after {
    display: none;
  }

  .menu-btn {
    display: grid;
  }
}

/*=============================================
  HERO
=============================================*/

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 130px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 75%);
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  animation: float-orb 14s ease-in-out infinite;
}

.orb-2 {
  width: 420px;
  height: 420px;
  bottom: -14%;
  right: -6%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.35), transparent 65%);
  animation-delay: -5s;
}

.orb-3 {
  width: 300px;
  height: 300px;
  top: 40%;
  left: 55%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.28), transparent 65%);
  animation-delay: -9s;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -40px) scale(1.08); }
  66% { transform: translate(-30px, 30px) scale(0.94); }
}

.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 60px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 26px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-title .gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-typing {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 500;
  color: var(--text-muted);
  min-height: 2em;
  margin-bottom: 18px;
}

.typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--accent-2);
  vertical-align: text-bottom;
  margin-left: 3px;
  animation: blink 0.9s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero-desc {
  max-width: 540px;
  color: var(--text-muted);
  font-size: 1.02rem;
  margin-bottom: 34px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 38px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  will-change: transform;
}

.btn .material-symbols-outlined {
  font-size: 19px;
}

.btn-primary {
  background: var(--gradient);
  color: var(--on-accent);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 55px rgba(34, 211, 238, 0.45);
}

.btn-ghost {
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
}

.btn-ghost:hover {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: var(--accent);
}

.hero-socials {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  transition: all 0.25s var(--ease-out);
}

.social-btn:hover {
  color: var(--on-accent);
  background: var(--gradient);
  border-color: transparent;
  transform: translateY(-4px) rotate(-4deg);
  box-shadow: var(--shadow-glow);
}

.social-btn svg {
  width: 19px;
  height: 19px;
  fill: currentColor;
}

/* Hero portrait */
.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
}

.portrait-wrap {
  position: relative;
  width: min(340px, 75vw);
  aspect-ratio: 1;
}

.portrait-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 3px solid var(--accent);
  opacity: 0.9;
}

.portrait-img {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid transparent;
  animation: portrait-float 6s ease-in-out infinite;
}

.portrait-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes portrait-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.float-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: var(--shadow-card);
  animation: chip-float 5s ease-in-out infinite;
}

.float-chip .material-symbols-outlined {
  font-size: 18px;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.chip-1 { top: 6%; left: -12%; animation-delay: -1s; }
.chip-2 { bottom: 14%; right: -14%; animation-delay: -2.5s; }
.chip-3 { bottom: -4%; left: 2%; animation-delay: -4s; }

@keyframes chip-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(1.5deg); }
}

.scroll-hint {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--text-faint);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-hint .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--text-faint);
  border-radius: 14px;
  position: relative;
}

.scroll-hint .mouse::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 7px;
  width: 3px;
  height: 7px;
  border-radius: 3px;
  background: var(--accent-2);
  transform: translateX(-50%);
  animation: wheel 1.6s ease-in-out infinite;
}

@keyframes wheel {
  0% { opacity: 1; transform: translate(-50%, 0); }
  100% { opacity: 0; transform: translate(-50%, 12px); }
}

@media (max-width: 940px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 70px;
  }

  .hero-desc {
    margin-inline: auto;
  }

  .hero-cta,
  .hero-socials {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .chip-1 { left: -4%; }
  .chip-2 { right: -4%; }
}

/*=============================================
  SECTIONS - shared
=============================================*/

.section {
  padding: 110px 0;
  position: relative;
  overflow-x: clip;
}

.section-alt {
  background: var(--bg-soft);
  border-block: 1px solid var(--border);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--accent-2);
  margin-bottom: 18px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.section-title .gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-sub {
  margin-top: 14px;
  color: var(--text-muted);
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal-left {
  opacity: 0;
  transform: translateX(-44px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-right {
  opacity: 0;
  transform: translateX(44px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: none;
}

.stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.stagger.visible > * {
  opacity: 1;
  transform: none;
}

.stagger.visible > *:nth-child(1) { transition-delay: 0.06s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.14s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.22s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.3s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.38s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.46s; }
.stagger.visible > *:nth-child(7) { transition-delay: 0.54s; }
.stagger.visible > *:nth-child(8) { transition-delay: 0.62s; }

/*=============================================
  ABOUT
=============================================*/

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 18px;
  font-size: 1.02rem;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-text strong {
  color: var(--text);
}

.about-facts {
  border-top: 1px solid var(--border);
}

.fact-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 20px;
  align-items: baseline;
  padding: 18px 4px;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.3s ease;
}

.fact-row:hover {
  border-bottom-color: var(--accent);
}

.fact-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.fact-value {
  font-size: 0.96rem;
  font-weight: 500;
  color: var(--text);
}

.fact-link {
  transition: color 0.25s ease;
}

.fact-link:hover {
  color: var(--accent-2);
}

@media (max-width: 880px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
}

@media (max-width: 480px) {
  .fact-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

/*=============================================
  PROJECTS
=============================================*/

.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.3s var(--ease-out);
}

.filter-btn:hover {
  color: var(--text);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.filter-btn.active {
  background: var(--gradient);
  color: var(--on-accent);
  border-color: transparent;
  box-shadow: var(--shadow-glow);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.project-grid-wrap {
  position: relative;
  overflow: hidden;
  transition: max-height 0.7s var(--ease-out);
}

.project-grid-wrap.collapsed::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 130px;
  background: linear-gradient(to bottom, transparent, var(--bg) 95%);
  pointer-events: none;
}

.show-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.show-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 28px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 0.92rem;
  transition: border-color 0.3s ease, transform 0.3s var(--ease-out), box-shadow 0.3s ease;
}

.show-more-btn:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.show-more-btn .material-symbols-outlined {
  font-size: 20px;
  color: var(--accent-2);
  transition: transform 0.35s var(--ease-out);
}

.show-more-btn[aria-expanded="true"] .material-symbols-outlined {
  transform: rotate(180deg);
}

@media (max-width: 1024px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .project-grid {
    grid-template-columns: 1fr;
  }
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.45s var(--ease-out), border-color 0.35s ease, box-shadow 0.45s ease, opacity 0.4s ease;
  will-change: transform;
}

.project-card:hover {
  transform: translateY(-10px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.project-card.hide {
  display: none;
}

.card-banner {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  cursor: pointer;
}

.card-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.7s var(--ease-out);
}

.project-card:hover .card-banner img {
  transform: scale(1.07);
}

.banner-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(5, 10, 20, 0.68);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.project-card:hover .banner-overlay {
  opacity: 1;
}

.banner-overlay span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
  color: #fff;
  font-weight: 600;
  font-size: 0.88rem;
  transform: translateY(12px);
  transition: transform 0.35s var(--ease-out);
}

.project-card:hover .banner-overlay span {
  transform: translateY(0);
}

.card-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 14px;
}

.card-tag {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
}

.card-tag.gov {
  color: #6ee7b7;
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.card-tag.personal {
  color: #93c5fd;
  background: rgba(96, 165, 250, 0.12);
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.card-tag.client {
  color: #fcd34d;
  background: rgba(252, 211, 77, 0.1);
  border: 1px solid rgba(252, 211, 77, 0.3);
}

[data-theme="light"] .card-tag.gov {
  color: #047857;
  background: rgba(4, 120, 87, 0.08);
  border-color: rgba(4, 120, 87, 0.25);
}

[data-theme="light"] .card-tag.personal {
  color: #1d4ed8;
  background: rgba(29, 78, 216, 0.07);
  border-color: rgba(29, 78, 216, 0.25);
}

[data-theme="light"] .card-tag.client {
  color: #b45309;
  background: rgba(180, 83, 9, 0.07);
  border-color: rgba(180, 83, 9, 0.25);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: 0.94rem;
  color: var(--text-muted);
  flex: 1;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tech-badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.card-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}

.card-link {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 11px 14px;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.3s var(--ease-out);
}

.card-link .material-symbols-outlined {
  font-size: 17px;
}

.card-link.primary {
  background: var(--gradient);
  color: var(--on-accent);
}

.card-link.primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.card-link.secondary {
  border: 1px solid var(--border-strong);
  color: var(--text);
}

.card-link.secondary:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

/*=============================================
  EXPERIENCE / TIMELINE
=============================================*/

.exp-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.exp-col-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 34px;
}

.exp-col-title .material-symbols-outlined {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: var(--gradient);
  color: var(--on-accent);
  font-size: 22px;
  box-shadow: var(--shadow-glow);
}

.timeline {
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent) 0%, var(--border-strong) 55%, transparent 100%);
}

.timeline-item {
  position: relative;
  padding-bottom: 38px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  transition: background 0.3s ease;
}

.timeline-item:hover::before {
  background: var(--accent);
}

.timeline-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 20px;
  flex-wrap: wrap;
}

.timeline-date {
  margin-left: auto;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-2);
  white-space: nowrap;
}

.timeline-role {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
}

.timeline-org {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 5px;
}

.cert-list {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.cert-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.3s var(--ease-out), border-color 0.3s ease;
}

.cert-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.cert-card .material-symbols-outlined {
  color: var(--accent-2);
}

.cert-name {
  font-weight: 600;
  font-size: 0.94rem;
}

.cert-issuer {
  font-size: 0.78rem;
  color: var(--text-faint);
}

@media (max-width: 880px) {
  .exp-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .cert-list {
    grid-template-columns: 1fr;
  }
}

/*=============================================
  SKILLS
=============================================*/

.skills-marquee {
  overflow: clip;
  margin-bottom: 64px;
  mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}

.marquee-track {
  display: flex;
  gap: 14px;
  width: max-content;
  animation: marquee 32s linear infinite;
}

.skills-marquee:hover .marquee-track {
  animation-play-state: paused;
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
}

.marquee-item img {
  width: 22px;
  height: 22px;
}

.skills-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.skill-group {
  padding: 28px 26px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.35s var(--ease-out), border-color 0.3s ease;
}

.skill-group:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
}

.skill-group-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.skill-group-title .material-symbols-outlined {
  font-size: 20px;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.skill-items {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 11px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  font-size: 0.83rem;
  font-weight: 500;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.skill-item:hover {
  transform: scale(1.06);
  border-color: var(--accent);
}

.skill-item img {
  width: 18px;
  height: 18px;
}

/*=============================================
  CONTACT
=============================================*/

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
  align-items: start;
}

.contact-card {
  display: flex;
  gap: 16px;
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  margin-bottom: 16px;
  transition: transform 0.3s var(--ease-out), border-color 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.contact-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--gradient);
  color: var(--on-accent);
  box-shadow: var(--shadow-glow);
}

.contact-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  margin-bottom: 4px;
}

.contact-value {
  display: block;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
  transition: color 0.2s ease;
  word-break: break-word;
}

a.contact-value:hover {
  color: var(--accent-2);
}

.contact-socials {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.contact-form-card {
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
}

.form-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.form-sub {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.input-group {
  position: relative;
  margin-bottom: 16px;
}

.input-field,
.textarea {
  width: 100%;
  padding: 15px 18px;
  border-radius: 13px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text);
  font: inherit;
  font-size: 0.92rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.input-field::placeholder,
.textarea::placeholder {
  color: var(--text-faint);
}

.input-field:focus,
.textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.14);
}

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

.submit-btn {
  width: 100%;
  justify-content: center;
}

.submit-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none !important;
}

@media (max-width: 880px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/*=============================================
  FOOTER
=============================================*/

.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  background: var(--bg-soft);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}

.footer-brand span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.footer-note {
  color: var(--text-faint);
  font-size: 0.85rem;
}

/*=============================================
  BACK TO TOP
=============================================*/

.back-top {
  position: fixed;
  bottom: 32px;
  left: 50%;
  margin-left: -24px;
  z-index: 800;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--gradient);
  color: var(--on-accent);
  box-shadow: var(--shadow-glow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all 0.35s var(--ease-out);
}

.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-top:hover {
  transform: translateY(-4px) scale(1.06);
}

/*=============================================
  THEME SWITCH ANIMATION (View Transitions)
=============================================*/

::view-transition-old(root),
::view-transition-new(root) {
  animation: none;
  mix-blend-mode: normal;
}

::view-transition-new(root) {
  z-index: 2;
}

/* Kill color transitions while switching themes so the sweep doesn't flicker.
   The theme toggle icon keeps its morph animation. */
html.theme-switching *:not(.theme-btn):not(.theme-btn *) {
  transition: none !important;
}

/*=============================================
  REDUCED MOTION
=============================================*/

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .stagger > * {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}