/* ==========================================================================
   ITSVG.IN INSPIRED DESIGN SYSTEM & PORTFOLIO STYLES
   Developer: Tanmay Bhar
   ========================================================================== */

/* --------------------------------------------------------------------------
   DESIGN TOKENS & ROOT VARIABLES
   -------------------------------------------------------------------------- */
:root {
  /* Typography */
  --font-heading: 'Syne', 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'Fira Code', monospace;

  /* Accent Colors */
  --accent-yellow: #FBC138;
  --accent-purple: #b087ff;
  --accent-gold: #ffd074;
  --accent-cyan: #00f2fe;
  --accent-green: #10B981;
  --accent-coral: #F5A091;

  /* Bento Grid Pastel Colors */
  --bento-tech: #A8DAF4;
  --bento-resp: #ABAEDB;
  --bento-perf: #FBFDD2;
  --bento-ui: #F5A091;
  --bento-ux: #B2DECA;

  /* Surface & Theme Colors (Default Light/Slate) */
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-border: #1e293b;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.12);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg-main: #090d16;
  --bg-card: #111827;
  --bg-card-border: #374151;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --border-color: #1f2937;
}

/* --------------------------------------------------------------------------
   GLOBAL RESET & BASE STYLES
   -------------------------------------------------------------------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  width: 100%;
  max-width: 100%;
}

img, svg, video, canvas {
  max-width: 100%;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --------------------------------------------------------------------------
   HEADER & NAVBAR WITH HELLOOOOOOO! & RADIO PLAYER & THEME TOGGLE
   -------------------------------------------------------------------------- */
.nav-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.75rem;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(248, 250, 252, 0.85);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  transition: background var(--transition-normal);
}

[data-theme="dark"] .nav-header {
  background: rgba(9, 13, 22, 0.85);
  border-bottom-color: rgba(31, 41, 55, 0.6);
}

/* Waving Hand & Expandable Hello */
.brand-hello-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
}

@keyframes waveHand {
  0%, 100% { transform: rotate(0deg); }
  20%, 60% { transform: rotate(14deg); }
  40%, 80% { transform: rotate(-8deg); }
}

.waving-hand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transform-origin: 70% 70%;
  transition: transform 0.3s ease;
}

.brand-hello-wrapper:hover .waving-hand,
.intro-statement-box:hover .waving-hand {
  animation: waveHand 1.2s infinite ease-in-out;
}

.waving-hand-svg {
  filter: drop-shadow(0 2px 4px rgba(251, 193, 56, 0.4));
  transition: filter 0.3s ease;
}

.brand-hello-wrapper:hover .waving-hand-svg {
  filter: drop-shadow(0 4px 10px rgba(251, 193, 56, 0.8));
}

.hello-text {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--accent-yellow);
  display: flex;
  align-items: center;
  transition: letter-spacing 0.3s ease;
}

.brand-hello-wrapper:hover .hello-text {
  letter-spacing: 0.12em;
}

.hello-expand {
  width: 0;
  overflow: hidden;
  white-space: nowrap;
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--accent-yellow);
}

.brand-hello-wrapper:hover .hello-expand {
  width: 7.5rem;
}

/* Header Right Actions */
.nav-actions-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

/* SFX Audio Toggle Button */
.sfx-toggle-btn {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}

.sfx-toggle-btn.sfx-active {
  background: rgba(16, 185, 129, 0.15);
  color: #10B981;
  border-color: #10B981;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

/* Social Links with Hand-Drawn Scribble Effect */
.social-links-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.social-icon-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--text-main);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.social-icon-btn:hover {
  transform: translateY(-2px);
  color: var(--accent-yellow);
}

.scribble-svg {
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 12px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  stroke: var(--accent-yellow);
}

.social-icon-btn:hover .scribble-svg {
  opacity: 1;
}

/* Nav Download CV Button */
.nav-download-cv-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.95rem;
  background: var(--accent-yellow);
  color: #0f172a;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.85rem;
  box-shadow: 0 4px 12px rgba(251, 193, 56, 0.3);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.nav-download-cv-btn:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 18px rgba(251, 193, 56, 0.5);
}

/* Enhanced Radio Lofi Player Button */
.radio-player-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.radio-player-btn:hover {
  border-color: var(--accent-yellow);
  box-shadow: 0 4px 16px rgba(251, 193, 56, 0.25);
  transform: translateY(-1px) scale(1.04);
}

.radio-icon {
  width: 1.1rem;
  height: 1.1rem;
  color: var(--accent-yellow);
  flex-shrink: 0;
}

.equalizer-icon {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 16px;
}

.eq-bar {
  width: 3px;
  background: linear-gradient(to top, #FBC138, #f59e0b);
  border-radius: 2px;
  height: 4px;
  transition: height 0.3s ease;
}

.radio-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

.radio-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #9ca3af;
  transition: background 0.3s ease, box-shadow 0.3s ease;
  margin-left: 2px;
}

.radio-player-btn.is-playing .radio-dot {
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
}

/* Enhanced Theme Toggle Button */
.theme-toggle-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.theme-toggle-btn:hover {
  transform: rotate(45deg) scale(1.1);
  border-color: var(--accent-yellow);
  box-shadow: 0 0 12px rgba(251, 193, 56, 0.3);
}

.sun-icon, .moon-icon {
  width: 1.25rem;
  height: 1.25rem;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

[data-theme="dark"] .sun-icon {
  display: block;
  color: #fbc138;
}

[data-theme="dark"] .moon-icon {
  display: none;
}

[data-theme="light"] .sun-icon {
  display: none;
}

[data-theme="light"] .moon-icon {
  display: block;
  color: #4b5563;
}

/* --------------------------------------------------------------------------
   HERO SECTION WITH CHARACTER HOVER & SVG SINE MARQUEE
   -------------------------------------------------------------------------- */
.hero-zone {
  position: relative;
  width: 100%;
  min-h: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: 7.5rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

/* Character Spans Title */
.hero-title-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  user-select: none;
  z-index: 10;
  position: relative;
  width: 100%;
  max-width: 1200px;
}

.hero-main-name {
  position: relative;
  font-family: var(--font-heading);
  font-size: clamp(3rem, 8.5vw, 7.5rem);
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1;
  text-transform: uppercase;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem 1.5rem;
  margin-bottom: 0.5rem;
  width: 100%;
}

.hero-word {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  position: relative;
}

.char-span {
  position: relative;
  display: inline-block;
  cursor: crosshair;
  transition: color 0.4s ease, transform 0.4s ease;
}

/* Color specific character hovers */
.char-t:hover { color: #2563eb; }
.char-a1:hover { color: #16a34a; }
.char-n:hover { color: #dc2626; }
.char-m:hover { color: #c026d3; }
.char-a2:hover { color: #059669; }
.char-y:hover { color: #db2777; }

.char-b:hover { color: #9333ea; }
.char-h:hover { color: #ea580c; }
.char-a3:hover { color: #0284c7; }
.char-r:hover { color: #eab308; }

/* Triangle Pin SVG floating above character */
.char-pin {
  position: absolute;
  top: -2.2rem;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.char-span:hover .char-pin {
  opacity: 1;
  transform: translateX(-50%) translateY(-6px);
}

.char-pin svg {
  width: 2rem;
  height: 2rem;
}

/* Enhanced Premium Glowing Speaker Audio Badge (itsvg style) */
@keyframes soundPulse {
  0%, 100% { box-shadow: 0 0 12px rgba(251, 193, 56, 0.3); }
  50% { box-shadow: 0 0 24px rgba(251, 193, 56, 0.7); }
}

.sound-pronounce-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(251, 193, 56, 0.15);
  border: 1.5px solid rgba(251, 193, 56, 0.4);
  border-radius: var(--radius-full);
  color: var(--accent-yellow);
  transform: rotate(-15deg);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(251, 193, 56, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 20;
  margin-left: 0.4rem;
  vertical-align: middle;
  animation: soundPulse 3s infinite ease-in-out;
}

.sound-pronounce-btn:hover {
  transform: rotate(0deg) scale(1.25);
  background: var(--accent-yellow);
  color: #0f172a;
  box-shadow: 0 0 25px rgba(251, 193, 56, 0.8);
}

.sound-pronounce-btn svg {
  width: 1.35rem;
  height: 1.35rem;
  transition: transform 0.3s ease;
}

.sound-pronounce-btn:hover svg {
  transform: scale(1.1);
}

.hero-subtitle-tag {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 1.5rem;
  letter-spacing: 0.05em;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-cv-btn {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.hero-cv-btn:hover {
  background: var(--accent-yellow);
  color: #0f172a;
  border-color: var(--accent-yellow);
}

/* Sine Wave SVG Marquee */
.svg-marquee-wrapper {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  max-width: 100%;
  transform: translateY(-50%);
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.45;
}

.marquee-svg {
  width: 100%;
  height: auto;
}

.marquee-text-path {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  fill: url(#marqueeGrad);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* 3D Perspective Grid Background */
.perspective-grid-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.4;
  perspective: 400px;
}

.perspective-grid-inner {
  position: absolute;
  inset: 0;
  transform: rotateX(60deg);
  transform-origin: 50% 0;
  background-image: 
    linear-gradient(to right, rgba(0, 0, 0, 0.15) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.15) 1px, transparent 1px);
  background-size: 50px 50px;
  width: 300vw;
  height: 300vh;
  left: -100vw;
}

[data-theme="dark"] .perspective-grid-inner {
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.12) 1px, transparent 1px);
}

.perspective-fade-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--bg-main), transparent 30%, transparent 70%, var(--bg-main));
}

/* --------------------------------------------------------------------------
   INTRO SECTION WITH FLOATING BADGE PILLS & LIVE CODE SNIPPET WIDGET
   -------------------------------------------------------------------------- */
.intro-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3.5rem;
}

.intro-statement-box {
  max-width: 1000px;
  text-align: center;
  padding: 0 1.5rem;
}

.intro-greeting {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.intro-heading-role {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.75rem);
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  line-height: 1.15;
}

.intro-description-pills {
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--text-main);
  line-height: 2.2;
}

/* Tilted Floating Badge Pills */
.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.8rem;
  border-radius: 0.75rem;
  font-size: 0.85em;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  margin: 0 0.3rem;
  vertical-align: middle;
  transition: transform 0.3s ease;
}

.pill-badge:hover {
  transform: scale(1.1) rotate(0deg) !important;
}

.pill-trends {
  background: linear-gradient(135deg, #ecfccb, #d9f99d);
  color: #3f6212;
  border: 2px solid #4d7c0f;
  transform: rotate(-6deg);
}

.pill-ux {
  background: linear-gradient(135deg, #fce7f3, #fbcfe8);
  color: #9d174d;
  border: 2px solid #be185d;
  transform: rotate(6deg);
}

.pill-a11y {
  background: linear-gradient(135deg, #fef9c3, #fef08a);
  color: #854d0e;
  border: 2px solid #a16207;
  transform: rotate(-9deg);
}

.pill-perf {
  background: linear-gradient(135deg, #fae8ff, #f5d0fe);
  color: #86198f;
  border: 2px solid #a21caf;
  transform: rotate(12deg);
}

/* Live Interactive Code Snippet Box */
.code-snippet-wrapper {
  width: 100%;
  max-width: 760px;
  padding: 0 1rem;
}

.code-snippet-card {
  width: 100%;
  background: #090d16;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  font-family: var(--font-mono);
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #111827;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid #1f2937;
}

.code-tabs {
  display: flex;
  gap: 0.4rem;
}

.code-tab {
  padding: 0.35rem 0.85rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #9ca3af;
  background: transparent;
  transition: all 0.2s ease;
}

.code-tab.active, .code-tab:hover {
  background: #1f2937;
  color: var(--accent-yellow);
}

.copy-code-btn {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: #9ca3af;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  transition: color 0.2s ease;
}

.copy-code-btn:hover {
  color: #f8fafc;
}

.code-body {
  padding: 1.25rem 1.5rem;
  font-size: 0.85rem;
  line-height: 1.7;
  overflow-x: auto;
  color: #e2e8f0;
}

.code-kw { color: #b087ff; font-weight: 600; }
.code-str { color: #34d399; }
.code-fn { color: #60a5fa; }
.code-tag { color: #f472b6; }
.code-attr { color: #fbc138; }
.code-num { color: #f97316; }

/* Draggable Terminal Window & Quick Chips */
.terminal-wrapper {
  width: 100%;
  max-width: 760px;
  padding: 0 1rem;
  z-index: 10;
}

.terminal-card {
  width: 100%;
  background: #0f172a;
  color: #f8fafc;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.1);
  overflow: hidden;
  font-family: var(--font-mono);
}

.terminal-header {
  background: #1e293b;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #334155;
  cursor: move;
  user-select: none;
}

.terminal-quick-chips {
  display: flex;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: #090d16;
  border-bottom: 1px solid #1e293b;
  overflow-x: auto;
  scrollbar-width: none;
}

.terminal-quick-chips::-webkit-scrollbar {
  display: none;
}

.term-chip-btn {
  padding: 0.25rem 0.6rem;
  background: #1e293b;
  color: var(--accent-yellow);
  border: 1px solid #334155;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.term-chip-btn:hover {
  background: var(--accent-yellow);
  color: #0f172a;
  border-color: var(--accent-yellow);
}

.terminal-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
}

.dot-red { background: #ef4444; }
.dot-yellow { background: #eab308; }
.dot-green { background: #22c55e; }

.terminal-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: #94a3b8;
}

.terminal-body {
  padding: 1.25rem;
  min-height: 260px;
  max-height: 380px;
  overflow-y: auto;
  font-size: 0.9rem;
  line-height: 1.6;
}

.terminal-welcome {
  color: #64748b;
  margin-bottom: 0.75rem;
}

.terminal-line {
  margin-bottom: 0.5rem;
}

.terminal-prompt {
  color: #38bdf8;
  font-weight: 700;
}

.terminal-cmd {
  color: #f1f5f9;
}

.terminal-output {
  color: #cbd5e1;
  padding-left: 1rem;
  margin-bottom: 0.75rem;
  white-space: pre-wrap;
}

.terminal-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.terminal-input {
  background: transparent;
  border: none;
  outline: none;
  color: #f8fafc;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  flex: 1;
}

/* --------------------------------------------------------------------------
   ENGINEERING WORKFLOW SECTION
   -------------------------------------------------------------------------- */
.workflow-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

.workflow-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.workflow-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.workflow-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-yellow);
}

.step-num-badge {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent-yellow);
  opacity: 0.85;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.workflow-step-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

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

/* --------------------------------------------------------------------------
   SECTION HEADERS WITH STRIPED SPLIT TYPOGRAPHY
   -------------------------------------------------------------------------- */
.section-header-striped {
  display: flex;
  justify-content: center;
  margin-bottom: 3.5rem;
  text-align: center;
}

.nav-ul {
  padding: 0;
  margin: 0;
  display: inline-block;
}

.nav-li {
  display: block;
}

.nav-a {
  position: relative;
  display: inline-block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--text-main);
  text-decoration: none;
  cursor: pointer;
  user-select: none;
}

.nav-a-letters {
  display: inline-flex;
}

.nav-a-letter {
  display: inline-block;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-a-stripe {
  position: absolute;
  left: 0;
  width: 100%;
  height: 33%;
  z-index: 1;
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-a-stripe--yellow {
  top: 0%;
  background-color: var(--accent-yellow);
  transition-delay: 0s;
}

.nav-a-stripe--turquoise {
  top: 33.33%;
  background-color: #2dd4bf;
  transition-delay: 0.05s;
}

.nav-a-stripe--purple {
  top: 66.66%;
  background-color: var(--accent-purple);
  transition-delay: 0.1s;
}

.nav-a-letters-top {
  position: absolute;
  top: 0;
  left: 0;
  display: inline-flex;
  color: #0f172a;
  z-index: 2;
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
  transition: clip-path 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-a:hover .nav-a-stripe {
  transform: scaleX(1);
}

.nav-a:hover .nav-a-letters-top {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

.nav-a:hover .nav-a-letter {
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   PROJECTS SECTION & SEARCH + CATEGORY FILTER TABS
   -------------------------------------------------------------------------- */
.projects-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

.project-toolbar-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.project-search-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  max-width: 540px;
  padding: 0.75rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.project-search-box:focus-within {
  border-color: var(--accent-yellow);
  box-shadow: 0 4px 16px rgba(251, 193, 56, 0.25);
}

.project-search-box svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.project-search-box input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-main);
}

.filter-tabs-wrapper {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-tab-btn {
  padding: 0.6rem 1.4rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: all 0.3s ease;
  cursor: pointer;
}

.filter-tab-btn:hover, .filter-tab-btn.active {
  background: var(--accent-yellow);
  color: #0f172a;
  border-color: var(--accent-yellow);
  box-shadow: 0 4px 16px rgba(251, 193, 56, 0.3);
  transform: translateY(-2px);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
}

/* Neo-Brutalist Card Container */
.neo-card-wrapper {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  cursor: pointer;
  user-select: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.neo-card-surface {
  position: relative;
  top: 0;
  left: 0;
  background: var(--bg-card);
  border: 2px solid var(--text-main);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  height: 120px;
  z-index: 10;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.neo-card-wrapper:hover .neo-card-surface {
  top: -8px;
  left: -8px;
}

.neo-card-shadow-1 {
  position: absolute;
  inset: 0;
  background: var(--bg-card);
  border: 2px solid var(--text-main);
  border-radius: var(--radius-lg);
  z-index: 5;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.neo-card-wrapper:hover .neo-card-shadow-1 {
  background: var(--accent-gold);
}

.neo-card-shadow-2 {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 100%;
  height: 100%;
  background: var(--bg-card-border);
  border: 2px solid var(--text-main);
  border-radius: var(--radius-lg);
  z-index: 1;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.neo-card-wrapper:hover .neo-card-shadow-2 {
  top: 10px;
  left: 10px;
  background: var(--accent-purple);
  box-shadow: 0 10px 20px rgba(176, 135, 255, 0.3);
}

/* Custom Vector Icon Badges */
.neo-project-icon {
  width: 3.8rem;
  height: 3.8rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.neo-card-wrapper:hover .neo-project-icon {
  transform: scale(1.1) rotate(-4deg);
}

.icon-temple {
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  color: #fbc138;
  border: 1px solid rgba(251, 193, 56, 0.3);
}

.icon-pill {
  background: linear-gradient(135deg, #831843, #be185d);
  color: #f472b6;
  border: 1px solid rgba(244, 114, 182, 0.3);
}

.icon-chart {
  background: linear-gradient(135deg, #064e3b, #047857);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.icon-weather {
  background: linear-gradient(135deg, #1e3a8a, #1d4ed8);
  color: #60a5fa;
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.neo-project-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  overflow: hidden;
}

.neo-project-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.neo-project-sub {
  font-size: 0.85rem;
  color: #2563eb;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.load-more-btn-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

.pill-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: var(--text-main);
  color: var(--bg-main);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.pill-action-btn:hover {
  transform: scale(1.06);
  box-shadow: var(--shadow-lg);
  background: var(--accent-yellow);
  color: #0f172a;
}

.icon-scroll-svg {
  transition: transform 0.3s ease;
}

.pill-action-btn:hover .icon-scroll-svg {
  transform: scale(1.2) rotate(6deg);
}

.icon-rocket-svg {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pill-action-btn:hover .icon-rocket-svg {
  transform: translateY(-3px) translateX(3px) scale(1.2);
}

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

/* --------------------------------------------------------------------------
   TECH STACK & MASTERY SECTION WITH PROGRESS BARS
   -------------------------------------------------------------------------- */
.skills-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.35rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.skill-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-yellow);
}

.skill-icon-box {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.skill-card:hover .skill-icon-box {
  transform: scale(1.1) rotate(6deg);
}

.skill-react   { background: rgba(0, 242, 254, 0.12); color: #00f2fe; border: 1px solid rgba(0, 242, 254, 0.3); }
.skill-node    { background: rgba(16, 185, 129, 0.12); color: #10B981; border: 1px solid rgba(16, 185, 129, 0.3); }
.skill-js      { background: rgba(251, 193, 56, 0.12); color: #fbc138; border: 1px solid rgba(251, 193, 56, 0.3); }
.skill-php     { background: rgba(176, 135, 255, 0.12); color: #b087ff; border: 1px solid rgba(176, 135, 255, 0.3); }
.skill-mysql   { background: rgba(59, 130, 246, 0.12); color: #3b82f6; border: 1px solid rgba(59, 130, 246, 0.3); }
.skill-android { background: rgba(34, 197, 94, 0.12); color: #22c55e; border: 1px solid rgba(34, 197, 94, 0.3); }
.skill-api     { background: rgba(244, 114, 182, 0.12); color: #f472b6; border: 1px solid rgba(244, 114, 182, 0.3); }
.skill-git     { background: rgba(249, 115, 22, 0.12); color: #f97316; border: 1px solid rgba(249, 115, 22, 0.3); }

.skill-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  width: 100%;
}

.skill-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-name {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.skill-percent {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent-yellow);
}

.skill-level {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.skill-progress-bar {
  width: 100%;
  height: 4px;
  background: var(--border-color);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 0.35rem;
}

.skill-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-yellow), #f59e0b);
  border-radius: var(--radius-full);
  transition: width 0.8s ease;
}

/* --------------------------------------------------------------------------
   PRINCIPLES SECTION WITH PASTEL BENTO GRID
   -------------------------------------------------------------------------- */
.principles-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
  width: 100%;
}

.bento-card {
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 240px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
  color: #0f172a;
}

.bento-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.bento-card svg {
  width: 3.5rem;
  height: 3.5rem;
  stroke-width: 1.5;
  transition: transform 0.3s ease;
}

.bento-card:hover svg {
  transform: scale(1.12);
}

.bento-card-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-top: 1.5rem;
}

.bento-card-desc {
  font-size: 0.95rem;
  opacity: 0.9;
  margin-top: 0.5rem;
}

/* Specific Bento Tile Width Spans */
.bento-tech { grid-column: span 7; background-color: var(--bento-tech); }
.bento-resp { grid-column: span 5; background-color: var(--bento-resp); }
.bento-perf { grid-column: span 5; background-color: var(--bento-perf); }
.bento-ui   { grid-column: span 7; background-color: var(--bento-ui); }
.bento-ux   { grid-column: span 12; background-color: var(--bento-ux); }

@media (max-width: 992px) {
  .bento-tech, .bento-resp, .bento-perf, .bento-ui, .bento-ux {
    grid-column: span 12;
  }
}

/* --------------------------------------------------------------------------
   STATS SECTION WITH WORLD MAP GRAPHIC
   -------------------------------------------------------------------------- */
.stats-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stats-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 800;
  text-align: center;
  max-width: 900px;
  margin-bottom: 3rem;
}

.map-container {
  position: relative;
  width: 100%;
  max-width: 1000px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.map-img {
  width: 100%;
  height: auto;
  opacity: 0.7;
  pointer-events: none;
}

.stat-floating-card {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 1.25rem 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 10;
}

.stat-card-1 { top: 15%; left: 10%; }
.stat-card-2 { bottom: 20%; left: 45%; }
.stat-card-3 { top: 25%; right: 10%; }

.stat-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   TIMELINE / EXPERIENCE SECTION
   -------------------------------------------------------------------------- */
.timeline-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

.timeline-filter-row {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.timeline-filter-btn {
  padding: 0.5rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: all 0.3s ease;
  cursor: pointer;
}

.timeline-filter-btn.active, .timeline-filter-btn:hover {
  background: var(--accent-yellow);
  color: #0f172a;
  border-color: var(--accent-yellow);
}

.timeline-flow {
  max-width: 840px;
  margin: 0 auto;
  position: relative;
}

.timeline-flow::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 20px;
  width: 3px;
  background: var(--border-color);
}

.timeline-node {
  position: relative;
  padding-left: 60px;
  margin-bottom: 3rem;
  transition: opacity 0.3s ease;
}

.node-dot {
  position: absolute;
  left: 11px;
  top: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-yellow);
  border: 4px solid var(--bg-main);
  box-shadow: 0 0 0 3px var(--accent-yellow);
}

.node-date {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-yellow);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
}

.node-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
}

.node-sub {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.node-body {
  font-size: 0.95rem;
  color: var(--text-main);
}

/* --------------------------------------------------------------------------
   CERTIFICATES SECTION & LIGHTBOX MODAL
   -------------------------------------------------------------------------- */
.certificates-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.35s ease;
  display: flex;
  flex-direction: column;
}

.cert-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-yellow);
}

.cert-img-wrapper {
  position: relative;
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.cert-placeholder-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: #f8fafc;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
}

.cert-placeholder-fallback svg {
  width: 3rem;
  height: 3rem;
  color: var(--accent-yellow);
}

.cert-placeholder-fallback span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
}

.cert-badge-ribbon {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent-yellow);
  color: #0f172a;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.08em;
}

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

.cert-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.cert-issuer {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-yellow);
  margin-bottom: 0.75rem;
}

.cert-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.5;
  flex: 1;
}

.cert-view-btn {
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  align-self: flex-start;
}

/* Certificate Lightbox Modal */
.cert-lightbox-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 760px;
  width: 100%;
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: scale(0.9);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .cert-lightbox-content {
  transform: scale(1);
}

.cert-modal-view {
  width: 100%;
  min-height: 320px;
  border-radius: var(--radius-md);
  background: #0f172a;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  color: #ffffff;
  border: 2px dashed #334155;
  text-align: center;
}

/* --------------------------------------------------------------------------
   DEV VISA CARD & CONTACT FORM
   -------------------------------------------------------------------------- */
.credentials-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

/* Ultra-Realistic 3D Metallic Dev VISA Credit Card Widget */
.visa-card-box {
  width: 100%;
  max-width: 440px;
  height: 250px;
  margin: 0 auto 4rem auto;
  border-radius: 22px;
  padding: 2rem;
  background: linear-gradient(135deg, #090d16 0%, #1e1b4b 35%, #312e81 70%, #1e40af 100%);
  color: #ffffff;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.3);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
  user-select: none;
}

.visa-card-box:hover {
  transform: translateY(-10px) rotateX(6deg) rotateY(-6deg);
  box-shadow: 0 35px 70px -15px rgba(0, 0, 0, 0.6), 0 0 30px rgba(176, 135, 255, 0.25);
}

.visa-card-sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.12) 48%, rgba(255, 255, 255, 0.22) 50%, rgba(255, 255, 255, 0.12) 52%, transparent 70%);
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.visa-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 2;
}

.visa-bank-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  background: linear-gradient(90deg, #ffffff, #cbd5e1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.visa-chip-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.visa-chip-svg {
  width: 44px;
  height: 32px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}

.visa-contactless-icon {
  width: 24px;
  height: 24px;
  color: rgba(255, 255, 255, 0.7);
}

.visa-card-number {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: #f8fafc;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8), 0 0 1px rgba(255, 255, 255, 0.5);
  z-index: 2;
}

.visa-card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  z-index: 2;
}

.visa-label {
  font-size: 0.65rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.1em;
  margin-bottom: 0.15rem;
}

.visa-holder-name {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #ffffff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.visa-logo-svg {
  color: #ffffff;
  opacity: 0.95;
}

/* Contact Section & Form */
.contact-section {
  position: relative;
  width: 100%;
  padding: 5rem 0;
}

.contact-card-box {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.85rem 1.25rem;
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-yellow);
}

/* Modal Popup Dialog */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: scale(0.9);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-close-btn:hover {
  color: var(--text-main);
}

/* Floating Scroll To Top Button with Progress Ring */
.scroll-to-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 99;
  opacity: 0;
  transform: translateY(20px) scale(0.8);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
}

.scroll-to-top-btn.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.scroll-to-top-btn:hover {
  transform: translateY(-4px) scale(1.1);
  border-color: var(--accent-yellow);
}

.progress-ring-svg {
  position: absolute;
  inset: 0;
  transform: rotate(-90deg);
  pointer-events: none;
}

.progress-ring-bg {
  fill: none;
  stroke: var(--border-color);
  stroke-width: 3;
}

.progress-ring-circle {
  fill: none;
  stroke: var(--accent-yellow);
  stroke-width: 3;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.1s ease;
}

.arrow-up-svg {
  color: var(--accent-yellow);
  z-index: 2;
  transition: transform 0.3s ease;
}

.scroll-to-top-btn:hover .arrow-up-svg {
  transform: translateY(-2px);
}

/* Enhanced Multi-Column Footer Styles */
.site-footer {
  padding: 4.5rem 0 2rem 0;
  border-top: 1px solid var(--border-color);
  background: var(--bg-card);
  transition: background var(--transition-normal);
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.footer-brand-tag {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 420px;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.footer-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.9rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #10B981;
}

.status-dot-green {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
  animation: pulseGreen 2s infinite ease-in-out;
}

@keyframes pulseGreen {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

.footer-col-heading {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links-list a {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.footer-links-list a:hover {
  color: var(--accent-yellow);
  transform: translateX(4px);
}

.footer-social-icons {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-main);
  transition: all 0.3s ease;
}

.footer-social-link:hover {
  background: var(--accent-yellow);
  color: #0f172a;
  border-color: var(--accent-yellow);
  transform: translateY(-4px) scale(1.1);
  box-shadow: 0 4px 14px rgba(251, 193, 56, 0.35);
}

.footer-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px dashed var(--border-color);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-bolt {
  color: var(--accent-yellow);
}

/* Toast Notification */
.toast-box {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  z-index: 10000;
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-box.active {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.5rem;
  background: #0f172a;
  color: #f8fafc;
  border: 1px solid #334155;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   MOBILE HAMBURGER BUTTON & FULL-SCREEN NAVIGATION DRAWER
   -------------------------------------------------------------------------- */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  transition: all 0.25s ease;
}

.mobile-menu-btn:hover {
  border-color: var(--accent-yellow);
  color: var(--accent-yellow);
}

.hamburger-line {
  width: 18px;
  height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
}

.mobile-menu-btn.active .line-1 {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active .line-2 {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.active .line-3 {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer Backdrop & Menu Panel */
.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(9, 13, 22, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.mobile-nav-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(85vw, 360px);
  height: 100vh;
  background: var(--bg-card);
  border-left: 1px solid var(--border-color);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.35);
  z-index: 999;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 5.5rem 1.75rem 2rem 1.75rem;
  overflow-y: auto;
}

.mobile-nav-drawer.active {
  transform: translateX(0);
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-drawer-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  transition: all 0.2s ease;
}

.mobile-drawer-link:hover, .mobile-drawer-link:focus {
  background: rgba(251, 193, 56, 0.12);
  color: var(--accent-yellow);
  transform: translateX(6px);
}

.mobile-drawer-link svg {
  color: var(--accent-yellow);
  flex-shrink: 0;
}

.mobile-drawer-actions {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.mobile-drawer-contact-pills {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-quick-link-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-full);
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  transition: all 0.2s ease;
}

.mobile-quick-link-pill:hover {
  border-color: var(--accent-yellow);
  color: var(--accent-yellow);
}

/* --------------------------------------------------------------------------
   PROJECT SEARCH & FILTER EMPTY STATE
   -------------------------------------------------------------------------- */
.empty-state-box {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3.5rem 1.5rem;
  background: var(--bg-card);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
  width: 100%;
  animation: fadeIn 0.3s ease forwards;
}

.empty-state-box.visible {
  display: flex;
}

.empty-state-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: rgba(251, 193, 56, 0.12);
  color: var(--accent-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.empty-state-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.empty-state-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 440px;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.empty-state-btn {
  padding: 0.6rem 1.5rem;
  background: var(--accent-yellow);
  color: #0f172a;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.empty-state-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(251, 193, 56, 0.35);
}

/* --------------------------------------------------------------------------
   DIRECT CONTACT BADGES & CARDS
   -------------------------------------------------------------------------- */
.direct-contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  width: 100%;
}

.direct-contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--text-main);
  text-decoration: none;
}

.direct-contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-yellow);
  box-shadow: var(--shadow-md);
  color: var(--accent-yellow);
}

.contact-card-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-email-bg {
  background: rgba(251, 193, 56, 0.12);
  color: var(--accent-yellow);
  border: 1px solid rgba(251, 193, 56, 0.3);
}

.icon-phone-bg {
  background: rgba(16, 185, 129, 0.12);
  color: #10B981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.icon-wa-bg {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.contact-card-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.contact-card-val {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  word-break: break-all;
}

/* Form validation feedback */
.form-input.is-invalid, .form-textarea.is-invalid {
  border-color: #ef4444 !important;
  background-color: rgba(239, 68, 68, 0.04);
}

.form-field-error {
  color: #ef4444;
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 0.35rem;
  display: none;
}

.form-field-error.visible {
  display: block;
}