/* GENERAL */

@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600&family=Playfair+Display:wght@600;700&display=swap");

* {
  margin: 0;
  padding: 0;
}

/* Theme variables (light default). Dark mode is available via [data-theme="dark"].
   Use these variables for backgrounds, text, buttons, borders and icons. */
:root {
  /* user-requested, explicit theme variables */
  --background-light: #ffffff;
  --background-dark: #0b0b0d;
  --text-light: #111111;
  --text-dark: #e6e6e6;
  --card-bg-light: #ffffff;
  --card-bg-dark: #0f1112;

  /* mapped convenience variables (used throughout stylesheet) */
  --bg: var(--background-light);
  --surface: var(--card-bg-light);
  --text: var(--text-light);
  --muted: #777777;
  --link: var(--text-light);
  --link-hover: grey;
  --nav-bg: transparent;
  --border: rgba(163,163,163,1);
  --btn-bg: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(60,60,60,0.95));
  --btn-fg: #ffffff;
  --btn-color1: #000000;
  --btn-color1-fg: #ffffff;
  --btn-download-fg: var(--text);
  --btn-color2: transparent;
  --icon-filter: none;
  --glass-bg: rgba(255,255,255,0.12);
  --glass-border: rgba(255,255,255,0.18);

  /* overlay and particles */
  --overlay-bg: rgba(255,255,255,0.9);
  --overlay-link: #111;
  --particle-color: rgba(0,0,0,0.75);
}

/* Explicit dark theme override */
[data-theme="dark"] {
  /* map requested variables for dark theme */
  --bg: var(--background-dark);
  --surface: var(--card-bg-dark);
  --text: var(--text-dark);
  --muted: #cfcfcf;
  --link: var(--text-dark);
  --link-hover: #dddddd;
  --nav-bg: rgba(255,255,255,0.02);
  --border: rgba(80,80,80,1);
  --btn-bg: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  --btn-fg: #ffffff;
  --btn-color1: #ffffff;
  --btn-color1-fg: #000000;
  --btn-download-fg: #ffffff;
  --btn-color2: rgba(255,255,255,0.03);
  --icon-filter: invert(1) hue-rotate(180deg);
  --glass-bg: rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.06);
  /* overlay and particles (dark-friendly) */
  --overlay-bg: rgba(3,6,10,0.86);
  --overlay-link: #fff;
  --particle-color: rgba(255,255,255,0.85);
}

/* Smooth theme transitions */
html, body, nav, .btn, .section__text, .details-container {
  transition: background-color 260ms ease, color 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--bg);
  color: var(--text);
  padding-top: 0; /* keep top tight; nav overlaps intentionally removed logo */
}

html {
  scroll-behavior: smooth;
}

p {
  color: var(--text);
}

/* TRANSITION */

a,
.btn {
  transition: all 300ms ease;
}

/* DESKTOP NAV */

nav,
.nav-links {
  display: flex;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1600;
  justify-content: space-between;
  align-items: center;
  height: 0;
  padding: 0;
  background: transparent;
  border-bottom: none;
  box-shadow: none;
  backdrop-filter: none;
  pointer-events: none;
}

/* Use a single menu (hamburger) on all sizes; hide desktop nav */
#desktop-nav { display: none !important; }
#hamburger-nav { display: flex !important; }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  font-size: 1.5rem;
  align-items: center;
}

/* underline-on-hover for nav links */
.nav-links a {
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}
.nav-links a:hover::after {
  transform: scaleX(1);
}

a {
  color: var(--link);
  text-decoration: none;
  text-decoration-color: white;
  transition: transform 180ms ease, opacity 180ms ease, color 180ms ease;
  display: inline-block;
}

a:hover {
  color: var(--link-hover);
  transform: scale(1.03);
  opacity: 0.92;
  text-decoration: underline;
  text-underline-offset: 0.4rem;
  text-decoration-color: var(--border);
}

.logo {
  font-size: 2rem;
  color: var(--link);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.3rem 0.7rem;
  background: rgba(255,255,255,0.65);
  box-shadow: 0 6px 18px rgba(0,0,0,0.06);
  cursor: pointer;
}

.logo:hover {
  transform: translateY(-2px);
}

/* Make logo bold and prominent */
.logo {
  font-weight: 700;
}

/* Gradient text utility (use on headings/logo) */
.gradient-text {
  background: linear-gradient(90deg, #00d4ff, #6a00ff 60%, #ff6a00 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Tap feedback: slight scale and quick ripple */
.tap-feedback { transition: transform 140ms ease, box-shadow 180ms ease; }
.tap-feedback.tapped { transform: scale(0.96); box-shadow: 0 6px 18px rgba(0,0,0,0.18); }

/* Ripple element for touch feedback */
.ripple {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  background: radial-gradient(circle, rgba(255,255,255,0.45), rgba(255,255,255,0.12) 30%, transparent 60%);
  opacity: 0.95;
  will-change: transform, opacity;
  animation: rippleAnim 560ms cubic-bezier(.22,.9,.34,1);
  z-index: 9999;
}

@keyframes rippleAnim {
  0% { transform: translate(-50%, -50%) scale(0); opacity: 0.9; }
  40% { transform: translate(-50%, -50%) scale(1.05); opacity: 0.5; }
  100% { transform: translate(-50%, -50%) scale(1.6); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .tap-feedback { transition: none !important; }
  .tap-feedback.tapped { transform: none !important; box-shadow: none !important; }
  .ripple { display: none !important; }
}

/* Ensure PNG icon images flip appropriately in dark mode using --icon-filter */
.social-icon img,
.profile-icon img {
  filter: var(--icon-filter);
  transition: filter 220ms ease;
}

/* Pin the site logo/name to the top-left corner */
.logo {
  position: relative;
  top: 0;
  left: 0;
  z-index: 1400;
}

/* Desktop: push logo to the right, links to the left */
#desktop-nav {
  gap: 1rem;
}
#desktop-nav > div:last-child {
  flex: 1;
  display: flex;
  justify-content: flex-start;
}
/* Hide theme toggle in desktop nav since we use theme-fab instead */
#desktop-nav .theme-toggle {
  display: none !important;
}
#desktop-nav .nav-badge {
  order: 2;
}
#desktop-nav .logo {
  order: 3;
  margin-left: auto;
}

/* Mobile: keep logo left, menu right */
#hamburger-nav {
  justify-content: space-between;
  gap: 1rem;
}

/* Move hamburger to left and hide logo text */
#hamburger-nav .logo { display: none; }
.hamburger-menu {
  right: auto;
  left: 0.95rem;
}

@media screen and (max-width: 640px) {
  .menu-links { width: 170px; }
  .menu-links a { font-size: 1rem; padding: 10px 12px; }
}

/* Nav badge styling */
.nav-badge {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  font-weight: 700;
  padding: 0.35rem 0.8rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(240,240,240,0.7));
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  color: var(--link);
  letter-spacing: 0.04em;
  white-space: nowrap;
  position: absolute;
  right: 1.4rem;
  top: 1rem;
}
#hamburger-nav .nav-badge.mobile {
  font-size: 0.95rem;
  margin-left: auto;
  position: static;
}
@media screen and (max-width: 1100px) {
  #desktop-nav .nav-badge { display: none; }
}
@media screen and (max-width: 640px) {
  #hamburger-nav .nav-badge.mobile { display: none; }
}

/* HAMBURGER MENU */

#hamburger-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1600;
  height: 0;
  align-items: center;
  padding: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
  pointer-events: none; /* let only the button receive events */
}

.hamburger-menu {
  position: relative;
  display: inline-block;
}

/* Floating hamburger in the top-right corner for flexible placement */
.hamburger-menu {
  position: fixed;
  top: 0.9rem;
  right: auto;
  left: 0.95rem;
  z-index: 1800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Floating circular Menu button */
.circle-menu {
  position: fixed;
  top: 1rem;
  right: 1rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  color: var(--link);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  z-index: 1505;
  font-weight: 700;
  transition: transform 260ms ease, box-shadow 260ms ease, background 260ms ease;
  -webkit-tap-highlight-color: transparent;
}
.circle-menu strong { font-weight: 800; font-size: 0.85rem; letter-spacing: 0.2px; }
.circle-menu::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(0,0,0,0.06), transparent 40%);
  transform: scale(0.98);
  transition: transform 420ms cubic-bezier(.22,.9,.34,1), opacity 260ms;
  opacity: 0.95;
}
.circle-menu:hover { transform: translateY(-4px) scale(1.03); box-shadow: 0 10px 30px rgba(0,0,0,0.12); }
.circle-menu.open { background: linear-gradient(135deg, rgba(0,0,0,0.08), rgba(255,255,255,0.02)); transform: scale(1.02); }
.circle-menu.open::before { animation: ringPulse 1200ms infinite; }
@keyframes ringPulse {
  0% { transform: scale(0.98); opacity: 0.9 }
  50% { transform: scale(1.12); opacity: 0.6 }
  100% { transform: scale(0.98); opacity: 0.9 }
}

/* Keep the existing hamburger-menu visually behind the circle button on small screens */
.hamburger-menu { pointer-events: none; }
.hamburger-menu .hamburger-icon { pointer-events: auto; }

/* Full-screen circular reveal overlay */
.menu-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1500;
  --cx: 0px; --cy: 0px; --r: 0px;
  clip-path: circle(0px at var(--cx) var(--cy));
  transition: clip-path 640ms cubic-bezier(.22,.9,.34,1), opacity 240ms ease;
  background: var(--overlay-bg);
  opacity: 0;
}
.menu-overlay.open {
  pointer-events: auto;
  opacity: 1;
  /* large radius to fully cover typical viewports */
  clip-path: circle(160% at var(--cx) var(--cy));
}
.overlay-nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.overlay-links {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: center;
}
.overlay-links li { margin: 0.9rem 0; }
.overlay-links a {
  color: var(--overlay-link);
  font-size: clamp(1.4rem, 4.5vw, 2.4rem);
  text-decoration: none;
  opacity: 0;
  transform: translateY(18px) scale(0.98);
  display: inline-block;
  transition: transform 420ms cubic-bezier(.22,.9,.34,1), opacity 420ms ease;
}
.menu-overlay.open .overlay-links a { opacity: 1; transform: translateY(0) scale(1); }
.overlay-links a:nth-child(1) { transition-delay: 120ms; }
.overlay-links a:nth-child(2) { transition-delay: 180ms; }
.overlay-links a:nth-child(3) { transition-delay: 260ms; }
.overlay-links a:nth-child(4) { transition-delay: 340ms; }

/* overlay link color is controlled by --overlay-link variable (see :root and [data-theme]) */

/* Ensure overlay looks good on small screens */
@media screen and (max-width: 600px) {
  .overlay-links a { font-size: 1.6rem; }
}

/* Circular expanding background for the hamburger menu (visual attractor) */
.hamburger-menu::before {
  content: '';
  position: absolute;
  width: 76px;
  height: 76px;
  right: -8px;
  top: -8px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.12), transparent 45%), rgba(255,255,255,0.08);
  transform-origin: center;
  transform: scale(0.98);
  transition: transform 520ms cubic-bezier(.22,.9,.34,1), opacity 280ms ease;
  opacity: 0.85;
  z-index: 1195;
  pointer-events: none;
  filter: drop-shadow(0 6px 18px rgba(0,0,0,0.08));
}

.hamburger-menu.open::before {
  transform: scale(1.12);
  opacity: 1;
}

.hamburger-icon {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 28px;
  width: 32px;
  cursor: pointer;
  gap: 6px;
}

.hamburger-icon span {
  width: 100%;
  height: 2px;
  background-color: #fff;
  transition: all 0.3 ease-in-out;
}

.menu-links {
  position: absolute;
  top: calc(100% + 0.6rem);
  right: 0;
  background-color: var(--surface);
  width: 200px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform-origin: top right;
  transform: translateY(-6px) scaleY(0.9) scale(0.95);
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.18);
  transition: opacity 260ms ease, transform 260ms ease, max-height 320ms ease, background-color 260ms ease, box-shadow 260ms ease;
  display: none;
}

.menu-links a {
  display: block;
  padding: 10px;
  text-align: center;
  font-size: 1.5rem;
  color: var(--link);
  text-decoration: none;
  transition: all 0.3 ease-in-out;
}

.menu-links li {
  list-style: none;
}

.menu-links.open {
  max-height: 300px;
  opacity: 1;
  transform: translateY(0) scaleY(1) scale(1);
  display: block;
}

/* Make menu link items bold and animate them nicely */
.menu-links a {
  display: block;
  padding: 10px 14px;
  text-align: center;
  font-size: 1.1rem;
  color: var(--link);
  font-weight: 700;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 260ms ease, transform 260ms ease, color 160ms ease, transform 160ms ease;
  text-decoration: none;
}

.menu-links.open a {
  opacity: 1;
  transform: translateY(0);
}

/* staggered menu item delays so they pop in sequence */
.menu-links.open a:nth-child(1) { transition-delay: 80ms; }
.menu-links.open a:nth-child(2) { transition-delay: 140ms; }
.menu-links.open a:nth-child(3) { transition-delay: 200ms; }
.menu-links.open a:nth-child(4) { transition-delay: 260ms; }

/* Ensure the menu links sit above the expanding circle */
.menu-links { z-index: 1205; }

/* Floating circular quick menu */
.quick-menu {
  position: fixed;
  right: max(1rem, env(safe-area-inset-right, 0.75rem));
  bottom: max(1.1rem, env(safe-area-inset-bottom, 0.75rem));
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.65rem;
  z-index: 1800;
}

/* Desktop: dock quick menu to top-right, below theme toggle */
@media screen and (min-width: 900px) {
  .quick-menu {
    top: calc(1rem + 56px + 48px + 1.5rem); /* Below circle-menu and theme-fab */
    bottom: auto;
    right: max(1rem, env(safe-area-inset-right, 0.75rem));
    flex-direction: column;
    align-items: flex-end;
  }
}

.quick-btn {
  position: relative;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: linear-gradient(145deg, rgba(0,0,0,0.85), rgba(20,20,20,0.9));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 14px 32px rgba(0,0,0,0.22), inset 0 1px 0 rgba(255,255,255,0.08);
  transition: transform 200ms ease, box-shadow 220ms ease, background 240ms ease;
  -webkit-tap-highlight-color: transparent;
}
.quick-btn svg { width: 22px; height: 22px; }
.quick-btn .label {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  background: var(--surface);
  color: var(--link);
  padding: 0.35rem 0.6rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  box-shadow: 0 8px 18px rgba(0,0,0,0.12);
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
  font-size: 0.85rem;
  transition: opacity 180ms ease, transform 220ms cubic-bezier(.22,.9,.34,1);
}
.quick-btn:hover { transform: translateY(-2px) scale(1.04); box-shadow: 0 18px 36px rgba(0,0,0,0.28); }
.quick-btn:hover .label { opacity: 1; transform: translateY(-50%) translateX(0); }
.quick-btn:active { transform: translateY(0) scale(0.98); }

.quick-btn.active {
  background: linear-gradient(145deg, rgba(255,255,255,0.14), rgba(0,0,0,0.2));
  box-shadow: 0 18px 38px rgba(0,0,0,0.32), inset 0 1px 0 rgba(255,255,255,0.12);
}

@media screen and (max-width: 640px) {
  .quick-menu {
    flex-direction: row;
    right: max(0.6rem, env(safe-area-inset-right, 0.6rem));
    left: auto;
    bottom: max(5.5rem, env(safe-area-inset-bottom, 5.5rem));
    top: auto;
    gap: 0.55rem;
  }
  .quick-btn {
    width: 48px;
    height: 48px;
  }
  .quick-btn .label { display: none; }
}

.hamburger-icon.open span:first-child {
  transform: rotate(45deg) translate(10px, 5px);
}

.hamburger-icon.open span:nth-child(2) {
  opacity: 0;
}

.hamburger-icon.open span:last-child {
  transform: rotate(-45deg) translate(10px, -5px);
}

.hamburger-icon span:first-child {
  transform: none;
  opacity: 1;
}

/* SECTIONS */

section {
  padding-top: 0;
  min-height: 60vh;
  margin: 0 auto;
  box-sizing: border-box;
  max-width: 1100px;
  padding-left: 2rem;
  padding-right: 2rem;
  scroll-margin-top: 90px; /* offset for fixed nav when jumping via links */
}

section + section {
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

.section-container {
  display: flex;
  justify-content: center;
  align-items: stretch;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 3vw, 3rem);
}

/* PROFILE SECTION */

#profile {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  height: 80vh;
  flex-wrap: wrap;
}

/* make profile a positioning context for absolute children */
#profile { position: relative; }

.section__pic-container {
  display: flex;
  width: clamp(140px, 28vw, 380px);
  aspect-ratio: 1 / 1;
  margin: auto;
}

/* Remove square look: make containers match image shapes so smoky border follows shape */
#profile .section__pic-container {
  border-radius: 50%;
  overflow: visible;
}

#about .section__pic-container {
  border-radius: 1.5rem;
  overflow: visible;
}

.section__text {
  align-self: center;
  text-align: center;
  flex: 1 1 420px;
}

.section__text p {
  font-weight: 600;
}

.section__text__p1 {
  text-align: center;
  margin-bottom: 0.35rem;
}

.section__text__p2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

/* Paragraph spacing/readability */
.about-details-container p,
.text-container p,
.section__text p,
.article-container p {
  line-height: 1.7;
  letter-spacing: 0.01em;
  margin-bottom: 0.9rem;
}
.about-details-container p:last-child,
.text-container p:last-child,
.section__text p:last-child,
.article-container p:last-child {
  margin-bottom: 0;
}

.title {
  font-size: clamp(1.6rem, 4vw, 3rem);
  text-align: center;
}

/* Desktop/tablet layout: put picture and text side-by-side */
.section-container {
  display: flex;
  gap: 2.25rem;
  align-items: center;
}

/* Make the picture a fixed-ish column and text flow to remaining space */
.section__pic-container { flex: 0 0 clamp(120px, 32vw, 380px); }

/* About section: larger image and centered headings */
#about .section-container {
  align-items: flex-start;
  flex-wrap: nowrap;
  gap: clamp(2rem, 4vw, 3rem);
}
#about .section__pic-container {
  flex: 0 0 clamp(240px, 32vw, 440px);
  max-width: 460px;
  border-radius: 14px;
  overflow: hidden;
  margin: 0;
}
#about .section__pic-container img.about-pic {
  border-radius: 14px;
  object-fit: cover;
  width: 100%;
  height: 100%;
}
#about .title,
#about .section__text__p1 {
  text-align: left;
  width: 100%;
}
#about .about-details-container {
  flex: 1 1 520px;
  width: 100%;
}
#about .text-container {
  max-width: 760px;
  margin: 0;
  text-align: justify;
}

@media screen and (max-width: 900px) {
  #about .section-container {
    flex-wrap: wrap;
    gap: 1.5rem;
  }
  #about .section__pic-container {
    margin: 0 auto;
  }
  #about .title,
  #about .section__text__p1 {
    text-align: center;
  }
}

/* About typography and layout tweaks */
#about .title {
  font-weight: 800;
  letter-spacing: 0.02em;
}
#about .section__text__p1 {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
#about .about-details-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
#about .about-details-container .text-container {
  order: 1;
}
#about .about-details-container .about-containers {
  order: 2;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-start;
}
#about .about-containers .details-container {
  flex: 1 1 240px;
  min-width: 220px;
  text-align: left;
  animation: riseFade 520ms ease forwards;
}
#about .about-containers .details-container:nth-child(1) { animation-delay: 80ms; }
#about .about-containers .details-container:nth-child(2) { animation-delay: 160ms; }

@keyframes riseFade {
  0% { opacity: 0; transform: translateY(18px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* On larger viewports, align section text left for better composition */
@media screen and (min-width: 900px) {
  .section__text { text-align: left; }
  .title { text-align: left; }
  .section__text__p1, .section__text__p2 { text-align: left; }
}

/* Small screens: stack and center */
@media screen and (max-width: 900px) {
  .section-container { display: block; }
  #profile { height: auto; padding-bottom: 1.2rem; }
  .section__pic-container { margin: 0 auto 1rem; }
  .section__text { text-align: center; }
  .profile-icons-column { position: static; transform: none; display: flex; justify-content: center; gap: 0.8rem; margin-top: 0.9rem; }
}

/* Slight typographic tuning for very wide screens */
@media screen and (min-width: 1400px) {
  .section__text { max-width: 720px; }
}

#socials-container {
  display: flex;
  justify-content: center;
  margin-top: 1rem;
  gap: 1rem;
}

/* ICONS */

.icon {
  cursor: pointer;
  height: 2rem;
  filter: var(--icon-filter);
}

/* Ensure inline images used as icons scale and fit their containers uniformly */
.icon,
.social-icon img,
.project-img,
.profile-pic {
  -webkit-user-drag: none;
  user-select: none;
}

.icon {
  width: 28px;
  height: 28px;
  display: inline-block;
  object-fit: contain;
  transition: transform 280ms ease, filter 220ms ease, opacity 220ms ease;
}

.social-icon img { width: 26px; height: 26px; object-fit: contain; display: block; }
.social-icon { width: 40px; height: 40px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; }

/* Give icons a subtle floating/pulse animation and stronger hover affordance */
@keyframes iconFloat {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-6px) rotate(-1deg); }
  100% { transform: translateY(0) rotate(0deg); }
}
@keyframes iconPulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.06); opacity: 0.95; }
  100% { transform: scale(1); opacity: 1; }
}

.social-icon img,
.icon {
  animation: iconFloat 6s ease-in-out infinite;
}

.icon:hover,
.social-icon:hover img {
  transform: translateY(-4px) scale(1.06);
  opacity: 0.98;
}

/* Make sure arrow is visible and tappable */
.arrow {
  z-index: 1300;
  pointer-events: auto;
  transition: transform 260ms ease, opacity 220ms ease;
}
.arrow:hover { transform: translateY(-6px) scale(1.02); }

/* Experience and education icons: gentle pulse on hover */
.details-container .icon { transition: transform 260ms ease, filter 220ms ease; }
.details-container .icon:hover { animation: iconPulse 900ms ease 1; transform: scale(1.04); }

/* Ensure profile-pic container doesn't crop icons and is responsive */
#profile .section__pic-container { overflow: visible; max-width: 380px; }
#profile .profile-pic { border-radius: 50%; width: 100%; height: 100%; object-fit: cover; }

/* Right-side vertical icon column in profile */
.profile-icons-column {
  position: absolute;
  right: -24px; /* place slightly outside the main content on wide screens */
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  z-index: 1350;
  pointer-events: auto;
}
.profile-icons-column .profile-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: transparent;
  border: 1px solid transparent;
  transition: transform 280ms ease, background 240ms ease, box-shadow 260ms ease;
}
.profile-icons-column .profile-icon img {
  width: 26px;
  height: 26px;
  object-fit: contain;
  filter: var(--icon-filter);
}
.profile-icons-column .profile-icon:hover {
  transform: translateX(-6px) scale(1.03);
  background: rgba(0,0,0,0.04);
  box-shadow: 0 8px 18px rgba(0,0,0,0.08);
}

/* Entrance animation - staggered by nth-child */
@keyframes profileIconIn {
  from { transform: translateY(12px) translateX(6px); opacity: 0; }
  to { transform: translateY(0) translateX(0); opacity: 1; }
}
.profile-icons-column .profile-icon { opacity: 0; transform: translateY(12px); }
.profile-icons-column .profile-icon:nth-child(1) { animation: profileIconIn 480ms ease forwards 120ms; }
.profile-icons-column .profile-icon:nth-child(2) { animation: profileIconIn 480ms ease forwards 220ms; }
.profile-icons-column .profile-icon:nth-child(3) { animation: profileIconIn 480ms ease forwards 320ms; }
.profile-icons-column .profile-icon:nth-child(4) { animation: profileIconIn 480ms ease forwards 420ms; }
.profile-icons-column .profile-icon:nth-child(5) { animation: profileIconIn 480ms ease forwards 520ms; }
.profile-icons-column .profile-icon:nth-child(6) { animation: profileIconIn 480ms ease forwards 620ms; }
.profile-icons-column .profile-icon:nth-child(7) { animation: profileIconIn 480ms ease forwards 720ms; }

/* On smaller screens, pin icons below or hide to avoid overlap */
@media screen and (max-width: 900px) {
  .profile-icons-column { position: static; transform: none; flex-direction: row; justify-content: center; gap: 0.7rem; margin-top: 1rem; }
  #profile { padding-bottom: 1.25rem; }
}

@media screen and (max-width: 420px) {
  .profile-icons-column { display: none; }
}

/* Social icons wrapper + svg sizing */
#socials-container {
  display: flex;
  gap: 0.9rem;
  justify-content: center;
  align-items: center;
  margin-top: 0.8rem;
}
.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: var(--link);
  cursor: pointer;
  z-index: 1300; /* ensure clickable above fixed elements */
}
.social-icon img,
.social-icon svg { width: 22px; height: 22px; display: block; }
.social-icon img { object-fit: contain; }
.social-icon:hover { transform: translateY(-2px); opacity: 0.95; }

/* Ensure asset PNG icons follow dark/light by applying filter variable */
.social-icon img { filter: var(--icon-filter); }

/* Theme toggle button styling */
.theme-toggle {
  background: transparent;
  border: none;
  padding: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--link);
  transition: transform 180ms ease, opacity 180ms ease, color 180ms ease;
  width: 40px;
  height: 40px;
  border-radius: 10px;
}
.theme-toggle:hover { transform: scale(1.03); opacity: 0.95; }

/* Fixed top-right theme toggle */
.theme-fab {
  position: fixed;
  top: max(1rem, env(safe-area-inset-top, 0.8rem));
  right: max(1rem, env(safe-area-inset-right, 0.8rem));
  z-index: 1800;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: 1px solid var(--glass-border);
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(0,0,0,0.08));
  box-shadow: 0 12px 28px rgba(0,0,0,0.14), inset 0 1px 0 rgba(255,255,255,0.12);
}

/* Desktop: position theme toggle below circle menu to avoid overlap */
@media screen and (min-width: 900px) {
  .theme-fab {
    top: calc(1rem + 56px + 0.75rem); /* Below circle-menu (56px height + 0.75rem gap) */
    right: 1rem;
  }
}

.theme-fab:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 16px 36px rgba(0,0,0,0.2); }
.theme-fab:active { transform: translateY(0) scale(0.98); }

/* small floating animation for the menu button */
@keyframes floatSmall {
  0% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
  100% { transform: translateY(0); }
}

/* Glassmorphism for Download CV button */
.btn-download {
  background: var(--glass-bg);
  backdrop-filter: blur(8px) saturate(110%);
  border: 1px solid var(--glass-border);
  box-shadow: 0 6px 20px rgba(0,0,0,0.08), inset 0 -2px 8px rgba(255,255,255,0.02);
  color: var(--btn-download-fg);
}
.btn-download:hover {
  box-shadow: 0 14px 40px rgba(0,0,0,0.12), 0 0 18px rgba(100,100,255,0.06);
  transform: translateY(-2px) scale(1.01);
}

/* Ensure primary contact button remains visible in both themes */
.btn.btn-color-1 {
  background: var(--btn-color1);
  color: var(--btn-fg);
  border: var(--border) 0.08rem solid;
}
.btn.btn-color-1:hover { filter: brightness(0.95); }

/* BUTTONS */

.btn-container {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.btn {
  font-weight: 600;
  transition: all 300ms ease;
  padding: 0 1rem;
  min-width: 88px;
  height: 44px;
  border-radius: 12px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12), inset 0 -6px 12px rgba(255,255,255,0.02);
}
.btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 40px rgba(0,0,0,0.32);
}

/* Compact variant for menu appearance */
.btn.menu-compact {
  padding: 0.6rem 1rem;
  border-radius: 1.2rem;
  font-weight: 700;
}

/* Make btn-color variants use solid black background to match request */
.btn.btn-color-1,
.btn.btn-color-2 {
  background: var(--btn-color1);
  color: var(--btn-color1-fg);
  border: var(--border) 0.1rem solid;
}

.btn.btn-color-1:hover,
.btn.btn-color-2:hover {
  filter: brightness(0.95);
  cursor: pointer;
}

.btn-color-2 {
  background: var(--btn-color2);
}

.btn-color-2:hover {
  border: var(--border) 0.1rem solid;
}

.about-details-container {
  justify-content: center;
  flex-direction: column;
}

.about-containers,
.about-details-container {
  display: flex;
}

.about-pic {
  border-radius: 2rem;
}

.arrow {
  position: absolute;
  right: -5rem;
  bottom: 2.5rem;
}

.details-container {
  padding: 1.5rem;
  flex: 1 1 420px;
  background: var(--surface);
  border-radius: 24px;
  border: var(--border) 0.1rem solid;
  text-align: center;
  transition: transform 220ms ease, box-shadow 240ms ease, border-color 200ms ease;
  box-shadow: 0 10px 28px rgba(0,0,0,0.08);
}
.details-container:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.14);
}

.article-container article,
.color-container,
.contact-info-container {
  cursor: pointer;
}

.article-container article:hover,
.color-container:hover,
.contact-info-container:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.14);
}

.article-container article:active,
.color-container:active,
.contact-info-container:active,
.details-container:active {
  transform: translateY(-2px) scale(0.99);
  box-shadow: 0 10px 26px rgba(0,0,0,0.1);
}

.section-container {
  gap: 4rem;
  height: 80%;
}

.section__pic-container {
  width: clamp(140px, 30vw, 400px);
  aspect-ratio: 1 / 1;
  margin: auto 0;
}

/* PROFILE IMAGE ANIMATIONS */
.profile-pic {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  transform-origin: center;
  will-change: transform, filter;
  transition: transform 300ms ease, box-shadow 300ms ease;
  opacity: 0;
  display: block;
}

/* Floating and slow rotation */
@keyframes float {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
  100% { transform: translateY(0) rotate(0deg); }
}

@keyframes rotate-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Fade-up entrance */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Apply animations after page load (body.loaded added by JS) */
body.loaded .profile-pic {
  opacity: 1;
}

/* Move continuous motion to the container so JS parallax still works on the image */
/* Only float the profile picture container — keep about image static */
body.loaded #profile .section__pic-container {
  animation: floatContainer 5s ease-in-out infinite;
}

/* Blinking / rotating title styles */
@keyframes blinkText {
  0% { opacity: 1; transform: translateY(0); }
  40% { opacity: 0; transform: translateY(-8px) scale(0.98); }
  100% { opacity: 1; transform: translateY(0); }
}

.title.blinking {
  animation: blinkText 520ms ease-in-out both;
}

/* Slight emphasis for logos too */
.logo.blinking {
  animation: blinkText 520ms ease-in-out both;
}

/* When nav has .logo-center, place logo centered and move nav links aside */
nav.logo-center {
  justify-content: center;
}
nav.logo-center .nav-links {
  position: absolute;
  right: 1.5rem;
}

/* Swap profile picture and text order when .profile-swap is applied */
#profile.profile-swap {
  flex-direction: row-reverse;
  align-items: center;
}

/* Ensure layout stays good when swapped on small screens */
@media screen and (max-width: 1200px) {
  #profile.profile-swap {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  .title.blinking,
  .logo.blinking {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Slight hover/interaction */
.section__pic-container:hover .profile-pic {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 18px 40px rgba(0,0,0,0.16);
}

/* Word-by-word subtitle animation */
.section__text__p2 .dynamic-words {
  display: inline-block;
  white-space: nowrap;
}
.section__text__p2 .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 260ms ease, transform 260ms ease;
  margin-right: 0.5rem;
}
.section__text__p2 .word.show {
  opacity: 1;
  transform: translateY(0);
}

/* Color-cycle classes for the dynamic 'Content Creator' phrase.
   These classes apply to the `.dynamic-words` wrapper so all words inherit the color. */
.dynamic-words.cw-0 { color: #FF6B6B; }
.dynamic-words.cw-1 { color: #4ECDC4; }
.dynamic-words.cw-2 { color: #FFD93D; }
.dynamic-words.cw-3 { color: #6A5ACD; }

/* Slide-right-and-back animation for words */
@keyframes slideRightBack {
  0% { transform: translateX(0); opacity: 0; }
  10% { opacity: 1; }
  50% { transform: translateX(18px); }
  100% { transform: translateX(0); opacity: 1; }
}

.section__text__p2 .word.animate {
  opacity: 1;
  animation: slideRightBack 900ms cubic-bezier(.22,.9,.34,1) forwards;
}

/* Per-word smoky effect */
.section__text__p2 .word {
  position: relative;
  display: inline-block;
  overflow: visible;
}

.section__text__p2 .word .smoke {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -60%) scale(0.9);
  width: calc(100% + 56px);
  height: calc(100% + 48px);
  pointer-events: none;
  z-index: -1;
  filter: blur(10px) saturate(80%);
  opacity: 0;
  background:
    radial-gradient(closest-side at 30% 30%, rgba(0,0,0,0.18), transparent 45%),
    radial-gradient(closest-side at 70% 70%, rgba(0,0,0,0.10), transparent 40%);
  will-change: transform, opacity, filter;
  animation: smokeRise 1800ms ease-in-out infinite;
  animation-play-state: paused; /* start paused; will run when word gets .animate */
}

.section__text__p2 .word .smoke.smoke-alt {
  filter: blur(16px) contrast(90%);
  background:
    radial-gradient(closest-side at 20% 20%, rgba(0,0,0,0.16), transparent 40%),
    radial-gradient(closest-side at 80% 60%, rgba(0,0,0,0.12), transparent 36%);
  opacity: 0.9;
  animation: smokeDrift 2400ms ease-in-out infinite;
  animation-play-state: paused;
}

/* stronger, more dynamic burst used for 'Full Stack Developer' words */
.section__text__p2 .word.fullstack .smoke {
  filter: blur(14px) brightness(0.95);
  opacity: 0.95;
}
.section__text__p2 .word.fullstack .smoke.smoke-ghost {
  background:
    radial-gradient(closest-side at 50% 20%, rgba(0,0,0,0.22), transparent 35%),
    radial-gradient(closest-side at 30% 70%, rgba(0,0,0,0.12), transparent 40%);
  filter: blur(22px) saturate(70%);
  animation: smokeBurst 1600ms ease-in-out infinite;
  animation-play-state: paused;
}

/* When word has .animate, run the smoke animations */
.section__text__p2 .word.animate .smoke,
.section__text__p2 .word.animate .smoke-sm {
  animation-play-state: running;
  opacity: 1;
}

@keyframes smokeRise {
  0% { transform: translate(-50%, -30%) scale(0.85); opacity: 0; }
  20% { opacity: 0.45; }
  50% { transform: translate(-40%, -60%) scale(1.05); opacity: 0.9; }
  100% { transform: translate(-30%, -110%) scale(1.28); opacity: 0; }
}

@keyframes smokeDrift {
  0% { transform: translate(-50%, -50%) rotate(0deg) scale(0.95); opacity: 0.3 }
  50% { transform: translate(-40%, -70%) rotate(6deg) scale(1.05); opacity: 0.9 }
  100% { transform: translate(-30%, -100%) rotate(0deg) scale(1.18); opacity: 0 }
}

@keyframes smokeBurst {
  0% { transform: translate(-50%, -40%) scale(0.6); opacity: 0 }
  15% { opacity: 0.7; transform: translate(-46%, -68%) scale(1.1) }
  50% { opacity: 1; transform: translate(-36%, -100%) scale(1.45) }
  85% { opacity: 0.5; transform: translate(-26%, -140%) scale(1.7) }
  100% { opacity: 0; transform: translate(-20%, -180%) scale(2) }
}

@media (prefers-reduced-motion: reduce) {
  .section__text__p2 .word .smoke,
  .section__text__p2 .word .smoke.smoke-alt,
  .section__text__p2 .word.fullstack .smoke.smoke-ghost {
    animation: none !important;
    animation-play-state: paused !important;
    opacity: 0 !important;
    filter: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .section__text__p2 .word,
  .section__text__p2 .word.show {
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Stronger and continuous animations for text and buttons */
@keyframes floatContainer {
  0% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-16px) rotate(1.5deg); }
  50% { transform: translateY(-8px) rotate(-0.5deg); }
  75% { transform: translateY(-16px) rotate(1.2deg); }
  100% { transform: translateY(0) rotate(0deg); }
}

@keyframes floatText {
  0% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0); }
}

@keyframes pulse {
  0% { transform: scale(1); box-shadow: 0 8px 20px rgba(0,0,0,0.08); }
  50% { transform: scale(1.04); box-shadow: 0 18px 40px rgba(0,0,0,0.12); }
  100% { transform: scale(1); box-shadow: 0 8px 20px rgba(0,0,0,0.08); }
}

/* Apply continuous, stronger animations after load */
body.loaded .title,
body.loaded .section__text__p1,
body.loaded .section__text__p2 {
  animation: floatText 4.5s ease-in-out infinite;
}

/* Stagger text so they don't move in perfect sync */
body.loaded .section__text__p1 { animation-delay: 0s; }
body.loaded .title { animation-delay: 0.15s; }
body.loaded .section__text__p2 { animation-delay: 0.3s; }

/* Buttons pulse continuously to draw attention */
body.loaded .btn {
  animation: pulse 2.5s ease-in-out infinite;
}

/* Make social icons gently float as well */
body.loaded #socials-container .icon { animation: floatText 5s ease-in-out infinite; }

/* Animate textual elements & buttons on load */
body.loaded .title,
body.loaded .section__text__p1,
body.loaded .section__text__p2,
body.loaded .btn,
body.loaded .icon {
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 700ms ease forwards;
}

/* Stagger the text items for nicer effect */
body.loaded .section__text__p1 { animation-delay: 120ms; }
body.loaded .title { animation-delay: 220ms; }
body.loaded .section__text__p2 { animation-delay: 320ms; }
body.loaded .btn { animation-delay: 420ms; }
body.loaded #socials-container .icon { animation-delay: 520ms; }

/* Respect user's reduced motion setting */
@media (prefers-reduced-motion: reduce) {
  .profile-pic,
  body.loaded .title,
  body.loaded .section__text__p1,
  body.loaded .section__text__p2,
  body.loaded .btn,
  body.loaded .icon {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}

/* Animated smoky border for profile and about images */
#profile .section__pic-container,
#about .section__pic-container {
  position: relative;
  z-index: 0;
}

/* solid inner border */
#profile .section__pic-container::before,
#about .section__pic-container::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: inherit;
  border: 2px solid rgba(0,0,0,0.9);
  pointer-events: none;
  z-index: 1;
}

/* smoky, blurred animated layer outside the solid border.
   The transform is driven by CSS variables set from JS for interactive 3D movement.
   A subtle background-position animation still runs to keep the smoke organic. */
#profile .section__pic-container::after,
#about .section__pic-container::after {
  content: '';
  position: absolute;
  inset: -18px;
  border-radius: inherit;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(120px 60px at 10% 20%, rgba(0,0,0,0.18), transparent 40%),
    radial-gradient(90px 50px at 80% 70%, rgba(0,0,0,0.12), transparent 38%),
    radial-gradient(160px 80px at 50% 50%, rgba(0,0,0,0.08), transparent 45%);
  filter: blur(12px);
  opacity: 0.95;
  transform-origin: center;
  /* default vars */
  --tx: 0px;
  --ty: 0px;
  --rx: 0deg;
  --ry: 0deg;
  --s: 1;
  transform: translate3d(var(--tx), var(--ty), 0) rotateX(var(--rx)) rotateY(var(--ry)) scale(var(--s));
  will-change: transform, opacity, filter;
  animation: smokyDrift 8s ease-in-out infinite;
}

@keyframes smokyDrift {
  0% {
    background-position: 0% 0%, 0% 0%, 0% 0%;
    opacity: 0.85;
  }
  50% {
    background-position: 30% 20%, 60% 40%, 40% 60%;
    opacity: 1;
  }
  100% {
    background-position: 0% 0%, 0% 0%, 0% 0%;
    opacity: 0.85;
  }
}

/* Ensure about image itself stays static (no transform) */
#about .section__pic-container img.about-pic {
  transform: none !important;
}

@media (prefers-reduced-motion: reduce) {
  #profile .section__pic-container::after,
  #about .section__pic-container::after,
  #profile .section__pic-container::before,
  #about .section__pic-container::before {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    filter: none !important;
  }
}

/* User requested: remove all borders/smoke for profile and about
   Override the pseudo-elements so no border or smoky layer is shown. */
#profile .section__pic-container::before,
#profile .section__pic-container::after,
#about .section__pic-container::before,
#about .section__pic-container::after {
  display: none !important;
  content: none !important;
}

/* EXPERIENCE SECTION */

#experience {
  position: relative;
}

.experience-sub-title {
  color: rgb(85, 85, 85);
  font-weight: 600;
  font-size: 1.75rem;
  margin-bottom: 2rem;
}

.experience-details-container {
  display: flex;
  justify-content: center;
  flex-direction: column;
}

.article-container {
  display: flex;
  text-align: initial;
  flex-wrap: wrap;
  flex-direction: row;
  gap: 2.5rem;
  justify-content: space-around;
}

article {
  display: flex;
  width: 10rem;
  justify-content: space-around;
  gap: 0.5rem;
  transition: transform 220ms ease, box-shadow 240ms ease;
  padding: 0.6rem 0.4rem;
  border-radius: 14px;
}

article .icon {
  cursor: default;
}

/* PROJECTS SECTION */

#projects {
  position: relative;
}

.color-container {
  border-color: var(--border);
  background: var(--surface);
  transition: transform 220ms ease, box-shadow 240ms ease;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.project-img {
  border-radius: 2rem;
  width: 90%;
  height: 90%;
}

.project-title {
  margin: 1rem;
  color: var(--link);
}

.project-btn {
  color: var(--link);
  border-color: var(--border);
}

/* CONTACT */

#contact {
  display: flex;
  justify-content: center;
  flex-direction: column;
  height: 70vh;
}

.contact-info-upper-container {
  display: flex;
  justify-content: center;
  border-radius: 2rem;
  border: var(--border) 0.1rem solid;
  background: var(--surface);
  margin: 2rem auto;
  padding: 0.5rem;
}

.contact-info-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 14px;
  transition: transform 220ms ease, box-shadow 240ms ease, background-color 200ms ease;
}

.contact-info-container p {
  font-size: larger;
}

.contact-icon {
  cursor: default;
}

.email-icon {
  height: 2.5rem;
}

/* Contact form UI (client-side only) */
.contact-form-wrapper {
  max-width: 880px;
  margin: 1rem auto 2rem;
  padding: 1rem;
  background: var(--surface);
  border: var(--border) 0.1rem solid;
  border-radius: 18px;
}
.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}
.contact-form .form-row {
  display: flex;
  flex-direction: column;
}
.contact-form .form-row label {
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  color: var(--muted);
}
.contact-form .full {
  grid-column: 1 / -1;
}
.contact-form input,
.contact-form textarea {
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form .form-actions,
.contact-form .submit-row { display:flex; justify-content:flex-end; grid-column: 1 / -1; }
.contact-form .form-actions .btn,
.contact-form .submit-row .btn { min-width: 120px; }

@media screen and (max-width: 860px) {
  .contact-form { grid-template-columns: 1fr; }
  section { padding-left: 1rem; padding-right: 1rem; }
  #profile { height: auto; }
}

/* FOOTER SECTION */

footer {
  height: 26vh;
  margin: 0 1rem;
}

footer p {
  text-align: center;
}

/* AI CHATBOT WIDGET */
.chatbot-widget {
  position: fixed;
  bottom: max(1.5rem, env(safe-area-inset-bottom, 1rem));
  right: max(1.5rem, env(safe-area-inset-right, 1rem));
  z-index: 2000;
  font-family: "Poppins", sans-serif;
}

.chatbot-toggle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(0,0,0,0.9), rgba(60,60,60,0.95));
  border: 1px solid var(--glass-border);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 12px 32px rgba(0,0,0,0.24), inset 0 1px 0 rgba(255,255,255,0.08);
  transition: transform 260ms ease, box-shadow 260ms ease, background 260ms ease;
  position: relative;
  -webkit-tap-highlight-color: transparent;
}

[data-theme="dark"] .chatbot-toggle {
  background: linear-gradient(145deg, rgba(255,255,255,0.12), rgba(255,255,255,0.04));
  border: 1px solid var(--glass-border);
}

.chatbot-toggle:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 18px 40px rgba(0,0,0,0.32);
}

.chatbot-toggle:active {
  transform: translateY(-2px) scale(1.02);
}

.chatbot-badge {
  display: none; /* Removed AI badge */
}

.chatbot-window {
  position: absolute;
  bottom: calc(100% + 1rem);
  right: 0;
  width: 380px;
  max-width: calc(100vw - 2rem);
  height: 560px;
  max-height: calc(100vh - 8rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
  transition: opacity 300ms ease, transform 300ms ease;
  overflow: hidden;
}

.chatbot-window.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chatbot-header {
  background: linear-gradient(135deg, rgba(0,0,0,0.05), rgba(0,0,0,0.02));
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

[data-theme="dark"] .chatbot-header {
  background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
}

.chatbot-header-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
}

.chatbot-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00d4ff, #6a00ff);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.5px;
}

.chatbot-avatar-text {
  display: block;
  font-family: "Poppins", sans-serif;
}

.chatbot-header-text h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 0.2rem 0;
}

.chatbot-header-text p {
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0;
}

.chatbot-close {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: transparent;
  border: none;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 200ms ease, transform 200ms ease;
  flex-shrink: 0;
}

.chatbot-close:hover {
  background: rgba(0,0,0,0.05);
  transform: rotate(90deg);
}

[data-theme="dark"] .chatbot-close:hover {
  background: rgba(255,255,255,0.05);
}

.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  scroll-behavior: smooth;
}

.chatbot-messages::-webkit-scrollbar {
  width: 6px;
}

.chatbot-messages::-webkit-scrollbar-track {
  background: transparent;
}

.chatbot-messages::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.chatbot-messages::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}

.chatbot-message {
  display: flex;
  animation: messageSlideIn 300ms ease;
}

@keyframes messageSlideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.user-message {
  justify-content: flex-end;
}

.bot-message {
  justify-content: flex-start;
}

.message-content {
  max-width: 75%;
  padding: 0.75rem 1rem;
  border-radius: 16px;
  word-wrap: break-word;
  line-height: 1.5;
}

.user-message .message-content {
  background: linear-gradient(135deg, rgba(0,212,255,0.15), rgba(106,0,255,0.15));
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--text);
  border-bottom-right-radius: 4px;
}

.bot-message .message-content {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}

.message-content p {
  margin: 0 0 0.5rem 0;
  font-size: 0.9rem;
}

.message-content p:last-child {
  margin-bottom: 0;
}

.message-content ul {
  margin: 0.5rem 0;
  padding-left: 1.25rem;
  font-size: 0.85rem;
}

.message-content li {
  margin: 0.25rem 0;
}

.message-content a {
  color: #00d4ff;
  text-decoration: none;
  font-weight: 500;
}

.message-content a:hover {
  text-decoration: underline;
}

.chatbot-input-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  background: var(--surface);
  flex-shrink: 0;
}

.chatbot-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
  font-family: "Poppins", sans-serif;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.chatbot-input:focus {
  outline: none;
  border-color: #00d4ff;
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}

.chatbot-input::placeholder {
  color: var(--muted);
}

.chatbot-send {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #00d4ff, #6a00ff);
  border: none;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 200ms ease, box-shadow 200ms ease;
  flex-shrink: 0;
}

.chatbot-send:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(0,212,255,0.4);
}

.chatbot-send:active {
  transform: scale(0.98);
}

.chatbot-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Responsive chatbot */
@media screen and (max-width: 600px) {
  .chatbot-widget {
    bottom: 1rem;
    right: 1rem;
  }

  .chatbot-toggle {
    width: 56px;
    height: 56px;
  }

  .chatbot-window {
    width: calc(100vw - 2rem);
    height: calc(100vh - 8rem);
    max-height: 600px;
    bottom: calc(100% + 0.75rem);
  }

  .message-content {
    max-width: 85%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .chatbot-window,
  .chatbot-message {
    animation: none !important;
    transition: none !important;
  }
}