/* ============================================================
   SHREYANSHU KUMAR — PORTFOLIO STYLES
   Design System: Cosmic Latte, Mocha Cream & Deep Burgundy Theme
   Inspired by Mark Calendario · Original work for Shreyanshu Kumar
============================================================ */

/* ─── RESET & BOX SIZING ───────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

/* ─── DESIGN TOKENS: LATTE, CREAM & BURGUNDY THEME ─────────── */
:root {
  /* Page & Surface */
  --bg:              #E8DCC6;
  --bg-subtle:       rgba(232, 220, 198, 0.4);
  --card:            rgba(232, 220, 198, 0.90);
  --card-hover:      rgba(232, 220, 198, 0.99);
  --card-solid:      #E8DCC6;
  --border:          #B7A89A;
  --border-hover:    rgba(114, 47, 55, 0.5);
  --hairline:        rgba(56, 40, 34, 0.07);

  /* Burgundy & Latte Accent Palette (legacy token names preserved) */
  --purple:          #722F37;
  --purple-dark:     #722F37;
  --purple-mid:      #722F37;
  --lavender:        #B7A89A;
  --lavender-pale:   #E8DCC6;
  --lavender-dim:    rgba(183, 168, 154, 0.18);
  --purple-dim:      rgba(114, 47, 55, 0.09);
  --purple-glow:     rgba(114, 47, 55, 0.26);

  /* Typography / Ink */
  --text:            #382822;
  --text-mid:        #382822;
  --text-muted:      #382822;
  --text-light:      #E8DCC6;

  /* Status Colors */
  --green:           #722F37;
  --green-dim:       rgba(114, 47, 55, 0.10);
  --green-border:    rgba(114, 47, 55, 0.28);
  --error:           #722F37;

  /* Shadows */
  --shadow-sm:       0 1px 3px rgba(56, 40, 34, 0.06);
  --shadow-md:       0 4px 16px -2px rgba(56, 40, 34, 0.08);
  --shadow-lg:       0 16px 40px -6px rgba(114, 47, 55, 0.16);
  --shadow-card:     0 4px 22px -2px rgba(56, 40, 34, 0.05), 0 0 1px rgba(56, 40, 34, 0.05);
  --shadow-hover:    0 20px 44px -8px rgba(114, 47, 55, 0.22);
  --shadow-glow:     0 0 36px rgba(114, 47, 55, 0.30);

  /* Geometry & Motion */
  --radius-sm:       8px;
  --radius:          14px;
  --radius-lg:       22px;
  --radius-full:     9999px;
  --transition:      0.26s cubic-bezier(0.16, 1, 0.3, 1);
  --container:       1180px;

  /* Fonts */
  --font-body:       'DM Sans', system-ui, -apple-system, sans-serif;
  --font-mono:       'DM Mono', monospace;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

/* ─── SCROLLBAR & SELECTION ─────────────────────────────────── */
::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: var(--card-solid); }
::-webkit-scrollbar-thumb { background: var(--lavender); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--purple); }
::selection { background: var(--accent-fill); color: var(--on-accent); }

/* ─── GLOBAL ANIMATED BACKGROUND (CANVAS + ORBS) ─────────────── */
.canvas-bg-container {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  /* Soft cream-tinted base */
  background: radial-gradient(ellipse at 50% 0%, var(--card-solid) 0%, var(--card-solid) 45%, var(--card-solid) 100%);
}

#bgCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 2;
  pointer-events: none;
}

/* ─── DRIFTING GRADIENT ORBS ────────────────────────────────── */
.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.48;
  pointer-events: none;
  will-change: transform;
}

/* Top-left – deep purple */
.orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(114, 47, 55, 0.38) 0%, rgba(114, 47, 55, 0.18) 50%, transparent 75%);
  top: -10%;
  left: 5%;
  animation: driftOrb1 28s ease-in-out infinite alternate;
}

/* Right-mid – lavender-violet */
.orb-2 {
  width: 680px;
  height: 680px;
  background: radial-gradient(circle, rgba(183, 168, 154, 0.32) 0%, rgba(183, 168, 154, 0.14) 55%, transparent 75%);
  top: 28%;
  right: -12%;
  animation: driftOrb2 34s ease-in-out infinite alternate;
}

/* Bottom-left – soft violet */
.orb-3 {
  width: 540px;
  height: 540px;
  background: radial-gradient(circle, rgba(114, 47, 55, 0.30) 0%, rgba(183, 168, 154, 0.15) 58%, transparent 80%);
  bottom: 5%;
  left: 2%;
  animation: driftOrb3 38s ease-in-out infinite alternate;
}

/* Centre-mid – pale lavender accent */
.orb-4 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(183, 168, 154, 0.28) 0%, rgba(232, 220, 198, 0.10) 60%, transparent 80%);
  top: 55%;
  left: 42%;
  animation: driftOrb4 30s ease-in-out infinite alternate;
}

@keyframes driftOrb1 {
  0%   { transform: translate(0, 0) scale(1); }
  40%  { transform: translate(100px, 80px) scale(1.10); }
  100% { transform: translate(-60px, 140px) scale(0.95); }
}

@keyframes driftOrb2 {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-120px, -70px) scale(1.07); }
  100% { transform: translate(70px, 110px) scale(0.93); }
}

@keyframes driftOrb3 {
  0%   { transform: translate(0, 0) scale(1); }
  45%  { transform: translate(80px, -90px) scale(1.13); }
  100% { transform: translate(-70px, 65px) scale(0.94); }
}

@keyframes driftOrb4 {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-80px, 100px) scale(1.08); }
  100% { transform: translate(95px, -55px) scale(0.95); }
}

/* Subtle dot grid layer */
.bg-noise-overlay {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(114, 47, 55, 0.045) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.7;
  z-index: 1;
}

/* ─── COMMON LAYOUT & UTILITIES ─────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

main {
  position: relative;
  z-index: 1;
}

.section {
  padding-block: 6rem;
  position: relative;
  border-bottom: 1px solid var(--border);
}

.section:last-of-type {
  border-bottom: none;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--purple);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  background: var(--lavender-dim);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(183, 168, 154, 0.45);
}

.section-title {
  font-size: clamp(2rem, 3.8vw, 2.75rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 620px;
  margin-top: 0.75rem;
  line-height: 1.6;
}

/* ─── BUTTONS ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-mid) 100%);
  color: var(--on-accent);
  box-shadow: 0 4px 18px rgba(114, 47, 55, 0.36);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(114, 47, 55, 0.48);
  background: linear-gradient(135deg, var(--purple-dark) 0%, var(--purple) 100%);
  color: var(--on-accent);
}

.btn-outline {
  background: var(--card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--card-solid);
  border-color: var(--border-hover);
  color: var(--purple);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(114, 47, 55, 0.14);
}

.btn-sm {
  padding: 0.45rem 1.1rem;
  font-size: 0.82rem;
}

.btn-full {
  width: 100%;
}

/* ─── NAVBAR ───────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  z-index: 100;
  transition: all var(--transition);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: var(--card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 22px rgba(114, 47, 55, 0.07);
}

.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.03em;
  display: inline-flex;
  align-items: center;
}

.logo-dot {
  color: var(--purple);
  font-size: 1.6rem;
  line-height: 0;
  margin-left: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-mid);
  text-decoration: none;
  transition: color var(--transition);
  position: relative;
  padding-block: 0.25rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--purple);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--purple);
}

.nav-link.active::after {
  width: 100%;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 32px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
}

.hamburger span {
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ─── HERO SECTION ─────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  padding-top: 110px;
  padding-bottom: 5rem;
  display: flex;
  align-items: center;
  position: relative;
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  width: 100%;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--purple);
  background: var(--lavender-dim);
  border: 1px solid rgba(183, 168, 154, 0.45);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background-color: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(114, 47, 55, 0.7);
  animation: pulseGreen 2s infinite;
}

@keyframes pulseGreen {
  0%   { box-shadow: 0 0 0 0 rgba(114, 47, 55, 0.7); }
  70%  { box-shadow: 0 0 0 8px rgba(114, 47, 55, 0); }
  100% { box-shadow: 0 0 0 0 rgba(114, 47, 55, 0); }
}

.hero-title {
  font-size: clamp(2.8rem, 5.2vw, 4.4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.06;
  margin-bottom: 1.25rem;
  color: var(--text);
}

.hero-greeting {
  display: block;
  font-weight: 700;
  color: var(--text-mid);
}

.hero-name {
  display: inline-block;
  background: linear-gradient(135deg, var(--text) 0%, var(--purple) 55%, var(--lavender) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--purple);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  min-height: 1.8rem;
}

.typed-prefix {
  color: var(--lavender);
  margin-right: 0.4rem;
}

.typed-cursor {
  display: inline-block;
  color: var(--purple);
  font-weight: 300;
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}

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

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.hero-social {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.25rem;
}

.social-link {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  color: var(--text-mid);
  text-decoration: none;
  font-size: 1.15rem;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.social-link:hover {
  color: var(--purple);
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(114, 47, 55, 0.18);
  background: var(--card-solid);
}

/* Authentic Brand Accents for Social & Coding Profiles */
.social-link[aria-label="LinkedIn"]:hover {
  color: var(--purple);
  border-color: rgba(114, 47, 55, 0.35);
  box-shadow: 0 6px 18px rgba(114, 47, 55, 0.18);
}

.social-link[aria-label="GitHub"]:hover {
  color: var(--purple);
  border-color: rgba(114, 47, 55, 0.35);
  box-shadow: 0 6px 18px rgba(114, 47, 55, 0.16);
}

.social-link[aria-label="LeetCode"]:hover {
  border-color: rgba(114, 47, 55, 0.45);
  box-shadow: 0 6px 18px rgba(114, 47, 55, 0.20);
}

.leet-svg {
  width: 20px;
  height: 20px;
  display: block;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 1.4rem;
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
}

/* ─── HERO PORTRAIT & LIGHTING ─────────────────────────────── */
.hero-visual-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero-portrait-container {
  position: relative;
  width: clamp(280px, 28vw, 370px);
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
}

/* Rotating purple-lavender ambient glow ring */
.hero-glow-ring {
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  background: conic-gradient(from 180deg at 50% 50%, var(--purple), var(--lavender), var(--lavender), var(--purple), var(--card-solid), var(--purple));
  filter: blur(30px);
  opacity: 0.60;
  animation: spinGlow 20s linear infinite;
  z-index: 0;
}

@keyframes spinGlow {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.hero-photo-frame {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--card-solid);
  padding: 8px;
  border: 1px solid var(--card);
  box-shadow: 0 24px 64px -8px rgba(114, 47, 55, 0.22);
  z-index: 1;
}

.hero-photo-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  background: var(--lavender-pale);
  position: relative;
}

.hero-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  display: block;
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 1rem;
  background: var(--card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  box-shadow: 0 10px 26px -4px rgba(114, 47, 55, 0.14);
  white-space: nowrap;
}

.floating-badge i {
  color: var(--purple);
  font-size: 1rem;
}

.badge-top-left {
  top: 10%;
  left: -12%;
  animation: floatSlow 5s ease-in-out infinite;
}

.badge-bottom-right {
  bottom: 8%;
  right: -8%;
  animation: floatSlow 5s ease-in-out 2.5s infinite;
}

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

/* ─── ABOUT SECTION ────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: start;
}

.about-text {
  font-size: 1.05rem;
  color: var(--text-mid);
  line-height: 1.75;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.about-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.info-card {
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
}

.info-card:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.info-card-icon {
  font-size: 1.5rem;
  color: var(--purple);
  margin-bottom: 0.5rem;
}

.info-card-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.info-card-val {
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--text);
}

.info-card-val.status-available {
  color: var(--green);
}

/* ─── SKILLS SECTION ───────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem;
  margin-bottom: 3rem;
}

.skill-category {
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
}

.skill-category:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.category-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.category-title i {
  color: var(--purple);
  font-size: 1.3rem;
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.skill-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.skill-name {
  color: var(--text);
}

.skill-pct {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.skill-bar {
  width: 100%;
  height: 6px;
  background: rgba(183, 168, 154, 0.7);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--purple-dark) 0%, var(--purple-mid) 100%);
  border-radius: var(--radius-full);
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  padding: 1.5rem;
  background: var(--card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.chip {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-mid);
  background: var(--card);
  border: 1px solid rgba(183, 168, 154, 0.5);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  transition: all var(--transition);
}

.chip:hover {
  background: var(--lavender-dim);
  border-color: var(--border-hover);
  color: var(--purple);
  transform: translateY(-2px);
}

/* ─── FEATURED PROJECTS SECTION ─────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.project-card {
  position: relative;
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-6px);
  background: var(--card-hover);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-hover);
}

.project-card.featured-card {
  border-color: rgba(114, 47, 55, 0.40);
  box-shadow: 0 8px 32px rgba(114, 47, 55, 0.10);
}

.project-card.featured-card:hover {
  box-shadow: 0 20px 50px rgba(114, 47, 55, 0.22);
}

.featured-badge {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-mid) 100%);
  color: var(--on-accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 12px rgba(114, 47, 55, 0.40);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.project-img {
  position: relative;
  height: 180px;
  overflow: hidden;
  background: var(--lavender-pale);
  flex-shrink: 0;
}

.project-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.project-card:hover .project-image {
  transform: scale(1.05);
}

.project-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  overflow: hidden;
}

/* ─── SWIFT TALK CHAT MOCKUP ──────────────────────────────── */
.mockup-chat {
  display: flex;
  width: 100%;
  height: 100%;
  font-size: 0.6rem;
  font-family: var(--font-body);
  overflow: hidden;
}

.mc-sidebar {
  width: 38%;
  background: var(--text);
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.35rem;
  gap: 0.35rem;
}

.mc-sidebar-header {
  display: flex;
  align-items: center;
  gap: 0.28rem;
  padding: 0.3rem 0.3rem 0.5rem;
  border-bottom: 1px solid rgba(183, 168, 154, 0.12);
  margin-bottom: 0.2rem;
}

.mc-logo-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--purple-mid);
  flex-shrink: 0;
}

.mc-logo-txt {
  font-weight: 700;
  font-size: 0.6rem;
  color: var(--on-accent);
  letter-spacing: -0.01em;
}

.mc-user {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.28rem 0.3rem;
  border-radius: 5px;
  position: relative;
}

.mc-user-active {
  background: rgba(114, 47, 55, 0.20);
}

.mc-avatar {
  width: 16px; height: 16px;
  border-radius: 50%;
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--on-accent);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.mc-av-blue   { background: var(--purple); }
.mc-av-violet { background: var(--lavender); }
.mc-av-sky    { background: var(--purple); }

.mc-uname {
  color: var(--lavender);
  font-size: 0.58rem;
  font-weight: 500;
  flex: 1;
}

.mc-online {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #10b981;
  flex-shrink: 0;
}

.mc-main {
  flex: 1;
  background: var(--card-solid);
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.4rem;
  gap: 0.3rem;
  overflow: hidden;
}

.mc-bubble {
  max-width: 75%;
  font-size: 0.58rem;
  line-height: 1.35;
  padding: 0.28rem 0.5rem;
  border-radius: 8px;
  word-break: break-word;
}

.mc-recv {
  background: var(--card-solid);
  color: var(--text);
  align-self: flex-start;
  border-bottom-left-radius: 2px;
}

.mc-sent {
  background: linear-gradient(135deg, var(--purple), var(--lavender));
  color: var(--on-accent);
  align-self: flex-end;
  border-bottom-right-radius: 2px;
}

.mc-input-bar {
  margin-top: auto;
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.25rem 0.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.3rem;
}

.mc-input-placeholder {
  font-size: 0.55rem;
  color: var(--text);
  flex: 1;
}

.mc-send-btn {
  font-size: 0.65rem;
  color: var(--purple);
  font-weight: 700;
}

/* ─── C++ COMPILER VISUALIZER MOCKUP ─────────────────────── */
.mockup-compiler {
  display: flex;
  width: 100%;
  height: 100%;
  font-size: 0.55rem;
  font-family: var(--font-mono);
  overflow: hidden;
}

.mc-code-panel {
  flex: 1.1;
  background: var(--text);
  padding: 0.65rem 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  overflow: hidden;
}

.mcc-line {
  color: var(--lavender);
  font-size: 0.55rem;
  line-height: 1.4;
  white-space: pre;
}

.mcc-kw  { color: var(--lavender); font-weight: 600; }
.mcc-fn  { color: #6ee7b7; }
.mcc-num { color: #fcd34d; }

.mc-pipe-panel {
  width: 52px;
  background: var(--card-solid);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.4rem 0.2rem;
  gap: 0;
  overflow: hidden;
}

.mcp-phase {
  width: 42px;
  padding: 0.18rem 0;
  text-align: center;
  font-size: 0.48rem;
  font-weight: 500;
  font-family: var(--font-mono);
  color: var(--text);
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: 3px;
  line-height: 1.3;
}

.mcp-done   { background: rgba(114, 47, 55, 0.10); color: var(--purple); border-color: rgba(114, 47, 55, 0.25); }
.mcp-active { background: linear-gradient(135deg, var(--card-solid), var(--card-solid)); color: var(--purple); border-color: var(--lavender); font-weight: 700; }

.mcp-arrow {
  font-size: 0.5rem;
  color: var(--lavender);
  line-height: 1;
  margin: 1px 0;
}

/* Project card placeholder backgrounds */
.pi-swift {
  background: linear-gradient(135deg, var(--text) 0%, var(--purple) 100%);
}

.pi-compiler {
  background: linear-gradient(135deg, var(--card-solid) 0%, var(--card-solid) 100%);
  color: var(--purple);
}

.pi-ngo {
  background: linear-gradient(135deg, #F0FDF4 0%, #DCFCE7 100%);
  color: var(--green);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(56, 40, 34, 0.50);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

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

.overlay-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--card-solid);
  color: var(--purple);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(114, 47, 55, 0.30);
  transition: transform var(--transition);
}

.overlay-btn:hover {
  transform: scale(1.12);
}

.project-body {
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--purple);
  background: var(--lavender-dim);
  border: 1px solid rgba(183, 168, 154, 0.40);
  border-radius: 4px;
  padding: 0.2rem 0.55rem;
}

.project-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.65rem;
  letter-spacing: -0.02em;
}

.project-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  flex: 1;
}

.project-links {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.projects-cta {
  text-align: center;
}

/* ─── ACHIEVEMENTS SECTION ─────────────────────────────────── */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.ach-card {
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
}

.ach-card:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.ach-icon {
  font-size: 2rem;
  color: var(--purple);
  margin-bottom: 1rem;
}

.ach-num-wrap {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 0.4rem;
}

.ach-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1;
}

.ach-plus {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--purple);
}

.ach-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.ach-sub {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* ─── RESUME & EXPERIENCE SECTION ──────────────────────────── */
.resume-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: start;
  margin-bottom: 3.5rem;
}

.timeline-heading {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.75rem;
  letter-spacing: -0.02em;
}

.timeline-heading i {
  color: var(--purple);
}

.timeline-list {
  position: relative;
  padding-left: 2rem;
  border-left: 2px solid rgba(183, 168, 154, 0.6);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.timeline-item {
  position: relative;
}

.tl-dot {
  position: absolute;
  left: -2.4rem;
  top: 0.25rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--card-solid);
  border: 3px solid var(--purple);
  box-shadow: 0 0 0 4px rgba(114, 47, 55, 0.15);
}

.tl-year {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--purple);
  background: var(--lavender-dim);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.5rem;
}

.tl-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.tl-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.cert-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--purple);
  text-decoration: none;
  margin-top: 0.5rem;
  transition: color var(--transition);
}

.cert-link:hover {
  color: var(--purple-dark);
  text-decoration: underline;
}

.resume-highlights {
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}

.highlight-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.highlight-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.5;
}

.highlight-list i {
  color: var(--green);
  font-size: 1.15rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.resume-cta {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* ─── CONTACT SECTION ──────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-form-wrap {
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  font-family: var(--font-body);
  font-size: 0.94rem;
  color: var(--text);
  transition: all var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(114, 47, 55, 0.14);
}

.form-group input.error,
.form-group textarea.error {
  border-color: var(--error);
}

.form-error {
  font-size: 0.78rem;
  color: var(--error);
  min-height: 1rem;
}

.form-success {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem;
  margin-top: 1rem;
  background: var(--green-dim);
  border: 1px solid var(--green-border);
  border-radius: var(--radius-sm);
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 500;
}

.form-success.show {
  display: flex;
}

.form-error-banner {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem;
  margin-top: 1rem;
  background: rgba(114, 47, 55, 0.10);
  border: 1px solid rgba(114, 47, 55, 0.28);
  border-radius: var(--radius-sm);
  color: var(--error);
  font-size: 0.88rem;
  font-weight: 500;
}

.form-error-banner.show {
  display: flex;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
}

.contact-item:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--lavender-dim);
  color: var(--purple);
  display: grid;
  place-items: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.ci-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.15rem;
}

.ci-val {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

.ci-val:hover {
  color: var(--purple);
}

.availability-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid var(--green-border);
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-full);
}

/* ─── FOOTER ───────────────────────────────────────────────── */
.footer {
  position: relative;
  z-index: 10;
  padding-block: 2.75rem 2.5rem;
  border-top: 1px solid var(--border);
  background: var(--card-solid);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  width: 100%;
}

/* 1. Left Section: Logo & Tagline */
.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.3rem;
}

.footer-logo {
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.025em;
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
  line-height: 1.2;
}

.footer-logo-ext {
  color: var(--purple);
  font-weight: 600;
  transition: color 0.2s ease;
}

.footer-logo:hover .footer-logo-ext {
  color: var(--purple);
}

.footer-logo:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 3px;
  border-radius: 4px;
}

.footer-tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
  font-weight: 400;
}

/* 2. Center Section: Copyright Notice */
.footer-center {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.footer-copyright {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
  font-weight: 400;
  white-space: nowrap;
}

/* 3. Right Section: Social & Professional Links */
.footer-socials {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.55rem;
}

.footer-social-link {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.18rem;
  text-decoration: none;
  background: transparent;
  border: 1px solid transparent;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              color 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              background 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.footer-social-link:hover {
  color: var(--purple);
  background: var(--lavender-pale);
  border-color: var(--border);
  transform: translateY(-2.5px);
}

.footer-social-link:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 2px;
}

.footer-leet-svg {
  width: 19px;
  height: 19px;
  display: block;
}

/* ─── BACK TO TOP ───────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 2.25rem;
  right: 2.25rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card-solid);
  border: 1px solid var(--border);
  color: var(--purple);
  box-shadow: 0 4px 14px rgba(114, 47, 55, 0.12);
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  cursor: pointer;
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.3s ease,
              transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.25s ease,
              background 0.25s ease;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--card-solid);
  border-color: var(--lavender);
  color: var(--purple-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 22px rgba(114, 47, 55, 0.22);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 2px;
}

/* ─── SCROLL REVEAL ANIMATIONS ─────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay {
  transition-delay: 0.15s;
}

/* ─── RESPONSIVE BREAKPOINTS ───────────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .hero-content {
    align-items: center;
  }

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

  .hero-social {
    justify-content: center;
  }

  .about-grid,
  .resume-layout,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .skills-grid,
  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .achievements-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    grid-template-columns: 1fr auto 1fr;
    gap: 1.25rem;
  }

  .footer-copyright {
    white-space: normal;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .section {
    padding-block: 4.5rem;
  }

  .achievements-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .about-cards {
    grid-template-columns: 1fr;
  }

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

  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    height: calc(100vh - 72px);
    background: var(--card);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    font-size: 1.25rem;
  }

  .hero-portrait-container {
    width: 250px;
  }

  .badge-top-left {
    left: -4%;
  }

  .badge-bottom-right {
    right: -4%;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 320px;
  }

  .stat-divider {
    width: 80%;
    height: 1px;
  }

  .footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.4rem;
  }

  .footer-brand {
    align-items: center;
    text-align: center;
  }

  .footer-center {
    order: 3;
  }

  .footer-socials {
    order: 2;
    justify-content: center;
  }

  .back-to-top {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    font-size: 1.05rem;
  }
}

/* ─── PREFERS-REDUCED-MOTION ───────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .gradient-orb {
    animation: none !important;
    opacity: 0.22;
  }

  .hero-glow-ring {
    animation: none !important;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Theme surfaces retain the original warm light palette. */
:root {
  color-scheme: light;
  --on-accent: #E8DCC6;
  --accent-fill: #722F37;
  --mockup-dark: #382822;
}
[data-theme="dark"] {
  color-scheme: dark;
  --bg: #191514;
  --bg-subtle: #241D1B;
  --card: #302522;
  --card-hover: #382B27;
  --card-solid: #241D1B;
  --border: #493A35;
  --border-hover: #A85B65;
  --hairline: rgba(243, 232, 216, 0.08);
  --purple: #D18C96;
  --purple-dark: #D18C96;
  --purple-mid: #A85B65;
  --accent-fill: #874650;
  --lavender: #B7A89A;
  --lavender-pale: #241D1B;
  --lavender-dim: rgba(183, 168, 154, 0.10);
  --purple-dim: rgba(168, 91, 101, 0.14);
  --purple-glow: rgba(168, 91, 101, 0.22);
  --text: #F3E8D8;
  --text-mid: #F3E8D8;
  --text-muted: #C1B2A6;
  --text-light: #F3E8D8;
  --on-accent: #F3E8D8;
  --mockup-dark: #191514;
  --green: #D18C96;
  --green-dim: rgba(168, 91, 101, 0.12);
  --green-border: #6D484B;
  --error: #F0A4AA;
  --shadow-sm: 0 1px 3px #0003;
  --shadow-md: 0 4px 16px -2px #0005;
  --shadow-lg: 0 16px 40px -6px #0006;
  --shadow-card: 0 4px 22px -2px #0004;
  --shadow-hover: 0 20px 44px -8px #0006;
  --shadow-glow: 0 0 36px #A85B6533;
}
.canvas-bg-container { background: var(--bg); }
.btn-primary, .btn-primary:hover, .featured-badge { background: var(--accent-fill); }
.mc-sidebar, .mc-code-panel { background: var(--mockup-dark); }
.mc-avatar, .mc-sent { background: var(--accent-fill); }
.mc-av-violet { background: var(--mockup-dark); }
[data-theme="dark"] .leet-svg path:last-child,
[data-theme="dark"] .footer-leet-svg path:last-child { fill: var(--text); }
body, .canvas-bg-container, .footer { transition: background-color 0.25s ease, color 0.25s ease; }
.nav-inner { gap: 1rem; }
.nav-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.theme-toggle {
  width: 44px; height: 44px; display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: 50%;
  color: var(--purple); background: var(--card); cursor: pointer;
  transition: background 0.25s ease, transform 0.25s ease;
}
.theme-toggle:hover { transform: rotate(12deg); background: var(--card-hover); }
.theme-toggle svg { width: 22px; height: 22px; grid-area: 1 / 1; transition: opacity 0.25s, transform 0.25s; }
.theme-sun, [data-theme="dark"] .theme-moon { opacity: 0; transform: rotate(-45deg) scale(0.6); }
[data-theme="dark"] .theme-sun { opacity: 1; transform: none; }
:focus-visible { outline: 2px solid var(--purple); outline-offset: 4px; }
section[id] { scroll-margin-top: 88px; }
img { max-width: 100%; }
.hero-inner > *, .about-grid > *, .contact-grid > *, .resume-layout > *, .form-row > *, .contact-item > * { min-width: 0; }
.ci-val, .info-card-val, .chip, .tag { overflow-wrap: anywhere; }
.btn { min-height: 44px; max-width: 100%; white-space: normal; text-align: center; }
.social-link, .footer-social-link, .back-to-top { min-width: 44px; min-height: 44px; }
.pulse-dot, .skill-pct { flex-shrink: 0; }
.skill-header { gap: 0.5rem; }
.form-group input, .form-group textarea { min-width: 0; font-size: 1rem; }
.form-group textarea { resize: vertical; }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); opacity: 0.8; }
.project-card:focus-within .project-overlay { opacity: 1; }
@media (min-width: 769px) and (max-width: 1024px) {
  .nav-links { gap: 1rem; }
}
@media (max-width: 768px) {
  .navbar { background: var(--card-solid); }
  .hamburger { width: 44px; height: 44px; padding: 10px 6px; }
  .nav-links {
    position: absolute; top: 71px; bottom: auto; height: auto;
    max-height: calc(100dvh - 72px); overflow-y: auto;
    gap: 0.25rem; padding: 1rem 1.5rem 1.5rem;
    background: var(--card-solid); border-bottom: 1px solid var(--border);
    transform: translateY(-12px); visibility: hidden;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s;
  }
  .nav-links.open { visibility: visible; }
  .nav-link { min-height: 44px; display: flex; align-items: center; justify-content: center; width: 100%; font-size: 1rem; }
  .hero-portrait-container { width: min(250px, 85%); }
  .hero-role { font-size: clamp(0.8rem, 3.3vw, 1.15rem); }
  .hero-tag { max-width: 100%; font-size: 0.7rem; text-align: left; }
  .hero-title { font-size: clamp(2.25rem, 8vw, 3.5rem); }
  .hero-name { overflow-wrap: anywhere; }
  .achievements-grid { gap: 0.75rem; }
  .ach-card { padding: 1.5rem 0.65rem; }
  .ach-num { font-size: clamp(1.8rem, 6vw, 2.5rem); }
  .ach-label { font-size: 0.88rem; }
  .ach-sub { font-size: 0.7rem; overflow-wrap: anywhere; }
  .footer-socials { flex-wrap: wrap; }
}
@media (max-width: 600px) {
  .container { padding-inline: 1rem; }
  .section { padding-block: 3.5rem; }
  .section-header { margin-bottom: 2rem; }
  .section-label { font-size: 0.66rem; letter-spacing: 0.08em; }
  .section-title { font-size: clamp(1.75rem, 7vw, 2.3rem); }
  .skills-grid, .projects-grid { grid-template-columns: minmax(0, 1fr); gap: 1.25rem; }
  .skill-category, .project-body, .resume-highlights, .contact-form-wrap { padding: 1.5rem 1.1rem; }
  .contact-item { padding: 1rem; gap: 0.75rem; }
  .contact-item:hover { transform: translateY(-2px); }
  .project-img { height: auto; aspect-ratio: 2 / 1; }
  .project-image { object-fit: contain; }
  .skill-chips { padding: 1rem; }
  .hero-cta, .resume-cta { width: 100%; gap: 0.75rem; }
  .hero-cta .btn, .resume-cta .btn { width: 100%; }
  .hero-stats { max-width: 100%; }
  .timeline-list { padding-left: 1.5rem; }
  .tl-dot { left: -1.95rem; }
  .back-to-top { right: 1rem; bottom: 1rem; }
}
@media (prefers-reduced-motion: reduce) {
  .theme-toggle svg { transition: none; }
}
.hero-photo-frame { min-width: 0; min-height: 0; }