/*==================== MODERN REFRESH v3 ====================
   Loaded after professional-theme.css. This pass changes actual
   structure/feel (dark hero, floating nav, spotlight cards, marquee,
   cursor glow) rather than just spacing/typography tokens.
================================================================= */

:root {
  --body-font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --grad-primary: linear-gradient(135deg, var(--primary-color) 0%, #6366F1 100%);
  --grad-text: linear-gradient(135deg, var(--primary-color) 0%, #818CF8 100%);

  --h1-font-size: 2.5rem;
  --h2-font-size: 1.75rem;
  --h3-font-size: 1.3rem;

  --shadow-color: rgba(15, 23, 42, 0.04);
  --shadow-strong: rgba(15, 23, 42, 0.09);

  --radius-sm: 0.65rem;
  --radius-md: 0.9rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;

  /* Hero is dark regardless of light/dark theme toggle */
  --hero-bg: #05070F;
  --hero-bg-alt: #0B1020;
  --hero-text: #F1F5F9;
  --hero-text-dim: #94A3B8;
  --hero-border: rgba(255, 255, 255, 0.08);
  --hero-card-bg: rgba(255, 255, 255, 0.04);
}

.dark-theme {
  --shadow-color: rgba(0, 0, 0, 0.18);
  --shadow-strong: rgba(0, 0, 0, 0.4);
  --grad-text: linear-gradient(135deg, var(--primary-color) 0%, #A5B4FC 100%);
}

@media screen and (min-width: 968px) {
  :root {
    --h1-font-size: 3.5rem;
    --h2-font-size: 2rem;
    --h3-font-size: 1.35rem;
  }
}

body {
  line-height: 1.75;
  font-feature-settings: "ss01" on;
}

h1, h2, h3, h4 {
  letter-spacing: -0.035em;
  font-weight: 800;
}

::selection {
  background: rgba(var(--primary-color-rgb), 0.22);
  color: var(--title-color);
}

.grad-word {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---- Cursor-follow ambient glow (whole page) ---- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(
    600px circle at var(--mx, 50%) var(--my, 20%),
    rgba(var(--primary-color-rgb), 0.06),
    transparent 70%
  );
  mix-blend-mode: plus-lighter;
}

/* ---- Spacing rhythm ---- */
.container { max-width: 1120px; }
.section { padding: 7rem 0 3.5rem; position: relative; }
.section__title { margin-bottom: var(--mb-0-75); }

.section__subtitle {
  display: block;
  width: fit-content;
  margin: 0 auto 2.75rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding: 0.4rem 1rem;
  border-radius: 2rem;
  background: rgba(var(--primary-color-rgb), 0.09);
  color: var(--primary-color);
  text-transform: uppercase;
}

.grid { gap: 1.75rem; }

/* ==================== FLOATING NAV ==================== */
@media screen and (min-width: 968px) {
  .header {
    top: 1rem;
    background: transparent !important;
    backdrop-filter: none;
    box-shadow: none;
    padding: 0 1rem;
  }

  .nav {
    max-width: 880px;
    height: 3.6rem;
    margin: 0 auto;
    padding: 0 0.5rem 0 1.25rem;
    border-radius: 3rem;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid var(--card-border);
    box-shadow: 0 10px 35px var(--shadow-strong);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: box-shadow 0.3s ease, background-color 0.3s ease;
  }

  .dark-theme .nav {
    background: rgba(15, 23, 42, 0.72);
  }

  .scroll-header .nav {
    box-shadow: 0 14px 40px var(--shadow-strong);
  }

  .nav__list { column-gap: 1.75rem; }
}

.nav__link {
  padding: 0.35rem 0.1rem;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -0.3rem;
  width: 0;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

.nav__link:hover::after,
.nav__link.active-link::after {
  width: 100%;
}

.nav__btns { gap: 0.75rem; }

.nav__toggle,
.change-theme {
  width: 2.1rem;
  height: 2.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(var(--primary-color-rgb), 0.08);
}

/* ==================== HERO: dark surface, independent of theme ==================== */
.home {
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse 120% 80% at 50% -10%, var(--hero-bg-alt), var(--hero-bg));
  padding-top: 5.5rem;
}

.home::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--hero-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-border) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 40%, transparent 85%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 40%, transparent 85%);
  z-index: 0;
}

.home__glow-a,
.home__glow-b {
  content: '';
  position: absolute;
  width: 42rem;
  height: 42rem;
  border-radius: 50%;
  filter: blur(100px);
  z-index: 0;
  pointer-events: none;
  animation: meshDrift 16s ease-in-out infinite alternate;
}

.home::after {
  content: '';
  position: absolute;
  width: 42rem;
  height: 42rem;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.28;
  background: var(--primary-color);
  top: -16rem;
  right: -12rem;
  z-index: 0;
  pointer-events: none;
  animation: meshDrift 16s ease-in-out infinite alternate;
}

.home__visual::before {
  content: '';
  position: absolute;
  width: 34rem;
  height: 34rem;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.22;
  background: #6366F1;
  bottom: -14rem;
  left: -6rem;
  z-index: -1;
  animation: meshDrift 20s ease-in-out infinite alternate-reverse;
}

@keyframes meshDrift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-3rem, 2rem) scale(1.08); }
}

.home__3d-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.55;
  pointer-events: auto;
}

.home__container,
.home__content { position: relative; z-index: 1; }

.home__container { pointer-events: none; }
.home__container a,
.home__container button,
.home__container .home__card { pointer-events: auto; }

.home__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono-font);
  font-size: 0.72rem;
  color: var(--hero-text-dim);
  background: var(--hero-card-bg);
  border: 1px solid var(--hero-border);
  padding: 0.4rem 0.9rem;
  border-radius: 2rem;
  margin-bottom: 1.25rem;
}

.home__eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ADE80;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.22);
}

.home__content { padding-top: 1rem; }

.home__title {
  font-size: clamp(2.6rem, 5.5vw, 3.9rem);
  line-height: 1.05;
  margin-bottom: 0.75rem;
  color: var(--hero-text);
}

.home__subtitle {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--hero-text-dim);
  font-family: var(--mono-font);
  background: none;
  -webkit-text-fill-color: var(--hero-text-dim);
}

.home__subtitle::before { content: '> '; color: var(--primary-color-light); }

#typewriter { border-right-color: var(--primary-color-light); }

.home__description {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--hero-text-dim);
  margin-bottom: 2.75rem;
}

.home__buttons { gap: 1.1rem; margin-bottom: 1.25rem; }

.home__cv-link { color: var(--primary-color-light); }

.home__social-icon {
  color: var(--hero-text-dim);
  background: var(--hero-card-bg);
  border-color: var(--hero-border);
}

.home__social-icon:hover {
  color: var(--hero-text);
  border-color: var(--primary-color-light);
}

.js .home__social-icon {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.home__social-icon.in-view { opacity: 1; transform: translateY(0); }

/* ---- Hero terminal card: glass + border glow + spotlight ---- */
.home__card {
  position: relative;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.45);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  background: var(--hero-card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--hero-border);
  overflow: hidden;
}

.home__card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(var(--primary-color-rgb), 0.6), transparent 40%, transparent 60%, rgba(99, 102, 241, 0.5));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.home__card .spotlight {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%), rgba(var(--primary-color-rgb), 0.16), transparent 70%);
  pointer-events: none;
}

.home__card:hover .spotlight { opacity: 1; }

.home__card-header { border-bottom-color: var(--hero-border); }
.home__card-filename { color: var(--hero-text-dim); }

.home__card-stat-val {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.home__card-stat-key { color: var(--hero-text-dim); }
.home__card-chips { border-top-color: var(--hero-border); }

.home__card-chips span {
  background: rgba(var(--primary-color-rgb), 0.14);
  color: var(--primary-color-light);
  border-color: rgba(var(--primary-color-rgb), 0.25);
}

.home__scroll-name,
.home__scroll-button { color: var(--hero-text-dim); }
.home__scroll-button:hover { color: var(--hero-text); }

/* ---- Tech marquee strip under hero ---- */
.home__marquee {
  position: relative;
  z-index: 1;
  margin-top: 3rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--hero-border);
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}

.home__marquee-track {
  display: flex;
  width: max-content;
  gap: 2.5rem;
  animation: marqueeScroll 28s linear infinite;
}

.home__marquee-track span {
  font-family: var(--mono-font);
  font-size: 0.78rem;
  color: var(--hero-text-dim);
  white-space: nowrap;
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .home__marquee-track { animation: none; }
}

/* ---- Buttons ---- */
.button {
  background: var(--grad-primary);
  padding: 0.95rem 2.1rem;
  border-radius: var(--radius-sm);
  box-shadow: none;
  position: relative;
}

.button:hover {
  box-shadow: 0 14px 30px rgba(var(--primary-color-rgb), 0.35);
  transform: translateY(-2px);
}

.button--outline {
  background: transparent;
  border-width: 1.5px;
  border-color: var(--hero-border);
  color: var(--hero-text);
}

.button--outline:hover {
  background: var(--grad-primary);
  border-color: transparent;
  color: #fff;
}

/* ---- About: bento stat cards ---- */
.about__container { max-width: 760px; }
.about__description { font-size: 1.05rem; line-height: 2; }
.about__info { gap: 1.25rem; margin-top: 3.5rem; }

.about__info-item {
  position: relative;
  padding: 1.5rem 1.25rem;
  border: 1px solid var(--divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.3s, box-shadow 0.3s;
}

.about__info-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.about__info-item:hover {
  border-color: transparent;
  box-shadow: 0 18px 40px var(--shadow-strong);
  transform: translateY(-4px);
}

.about__info-item:hover::before { transform: scaleX(1); }

.about__info-icon {
  display: block;
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: 0.75rem;
}

.js .about__info-item {
  opacity: 0;
  transform: translateY(16px);
}

.about__info-item.in-view { opacity: 1; transform: translateY(0); }
.about__info-item.in-view:hover { transform: translateY(-4px); }

.about__info-title {
  font-size: 2.1rem;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---- Skills: icon badges + spotlight ---- */
.skills__grid {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.skills__card {
  position: relative;
  padding: 1.85rem;
  border-radius: var(--radius-lg);
  box-shadow: none;
  border: 1px solid var(--divider);
  overflow: hidden;
  transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s, border-color 0.3s;
}

.js .skills__card { opacity: 0; transform: translateY(18px); }
.skills__card.in-view { opacity: 1; transform: translateY(0); }

.skills__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px var(--shadow-strong);
  border-color: transparent;
}

.skills__card.in-view:hover { transform: translateY(-5px); }

.skills__card .spotlight {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 50%), rgba(var(--primary-color-rgb), 0.08), transparent 70%);
  pointer-events: none;
}

.skills__card:hover .spotlight { opacity: 1; }

.skills__card-header { margin-bottom: 1.5rem; padding-bottom: 1rem; position: relative; }

.skills__card .skills__icon {
  background: rgba(var(--primary-color-rgb), 0.1);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 1.2rem;
  margin-right: 0.85rem;
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.skills__card:hover .skills__icon {
  background: var(--grad-primary);
  color: #fff;
  transform: scale(1.06) rotate(-4deg);
}

.tech-data { gap: 0.85rem; position: relative; }
.tech-data-item { padding: 0.5rem 0.65rem 0.5rem 0.75rem; }
.tech-data-value { line-height: 1.65; }

/* ---- Experience ---- */
.experience__card { padding: 1.85rem; border-radius: var(--radius-lg); box-shadow: none; }
.experience__card:hover { box-shadow: 0 18px 40px var(--shadow-strong); }

.experience__item {
  margin-bottom: 2.5rem;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js .experience__item { opacity: 0; transform: translateX(-16px); }
.experience__item.in-view { opacity: 1; transform: translateX(0); }

.experience__marker--active {
  box-shadow: 0 0 0 5px rgba(var(--primary-color-rgb), 0.18);
}

.experience__list li { line-height: 1.7; margin-bottom: 0.65rem; }

/* ---- Projects ---- */
.projects__grid { gap: 1.75rem; }

.project__card {
  position: relative;
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  box-shadow: none;
  gap: 0.9rem;
  overflow: hidden;
  transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s, border-color 0.3s;
}

.js .project__card { opacity: 0; transform: translateY(18px); }
.project__card.in-view { opacity: 1; transform: translateY(0); }
.project__card:hover { box-shadow: 0 18px 40px var(--shadow-strong); }
.project__card.in-view:hover { transform: translateY(-5px); }
.project__desc { line-height: 1.8; }

.project__img { position: relative; overflow: hidden; }

.project__img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.4), transparent 55%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.project__card:hover .project__img::after { opacity: 1; }

.project__card:hover .project__img img {
  transform: scale(1.06);
}

.project__img img { transition: transform 0.5s ease; }

.filter__btn.active-filter,
.filter__btn:hover {
  background: var(--grad-primary);
  border-color: transparent;
}

/* ---- Blog ---- */
.blog__card { transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s; }
.js .blog__card { opacity: 0; transform: translateY(18px); }
.blog__card.in-view { opacity: 1; transform: translateY(0); }

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  .home::after, .home__visual::before { animation: none; }
  .skills__card, .project__card, .experience__item, .about__info-item, .blog__card, .home__social-icon {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ---- Footer ---- */
.footer { padding-top: 1rem; }