/* 
 * Gurunarayan Sharma - Premium Design System & Revamped Stylesheet
 * Aesthetic: Minimal, B&W, Editorial, Premium.
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Manrope:wght@300;400;500;600;700;800&display=swap');

:root {
  /* B&W Base Color Palette */
  --color-primary: #111111;
  --color-secondary: #444444;
  --color-background: #F8F8F8;
  --color-card: #FFFFFF;
  --color-border: #EAEAEA;
  --color-text-light: #777777;

  /* Interactive Hover Colors Mapped dynamically in JS */
  --theme-skincare: #769F83;     /* Sage Green */
  --theme-perfume: #C5A880;      /* Luxury Gold */
  --theme-food: #EA580C;         /* Warm Orange */
  --theme-honey: #D97706;        /* Honey Yellow */
  --theme-fashion: #7C3AED;      /* Deep Purple */
  --theme-realestate: #4682B4;   /* Steel Blue */
  --theme-technology: #2563EB;   /* Electric Blue */
  --theme-jewellery: #D4AF37;    /* Champagne Gold */
  --theme-default: #0F766E;      /* Default Accent */

  /* Typography */
  --font-heading: 'Manrope', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Transitions */
  --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Base resets */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--color-background);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
}

body.lock-scroll {
  overflow: hidden;
}

::selection {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-background);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-secondary);
}

/* Typography Rhythm */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

p {
  font-size: 1.125rem; /* 18px */
  color: var(--color-secondary);
  font-weight: 400;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* Page Loader */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-background);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s;
}

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

.loader-logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.loader-bar {
  width: 120px;
  height: 2px;
  background-color: var(--color-border);
  position: relative;
  overflow: hidden;
}

.loader-bar-progress {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background-color: var(--color-primary);
  animation: loaderProgress 1.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes loaderProgress {
  to { width: 100%; }
}

/* Custom Minimal Cursor */
.custom-cursor {
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 50%;
  position: fixed;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
  transition: width 0.3s var(--transition-smooth), height 0.3s var(--transition-smooth), background-color 0.3s;
}

@media (pointer: coarse) {
  .custom-cursor { display: none; }
}

.custom-cursor.hovered {
  width: 24px;
  height: 24px;
  background-color: transparent;
  border: 1.5px solid var(--color-primary);
}

.custom-cursor.color-accent {
  border-color: var(--cursor-color, var(--color-primary));
}

/* Layout Containers */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 4rem;
}

@media (max-width: 1024px) {
  .container { padding: 0 2.5rem; }
}

@media (max-width: 768px) {
  .container { padding: 0 1.5rem; }
}

section {
  padding: 8rem 0;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 768px) {
  section { padding: 5rem 0; }
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 999;
  transition: var(--transition-smooth);
}

header.scrolled {
  background-color: rgba(248, 248, 248, 0.95);
  border-bottom: 1px solid var(--color-border);
  height: 70px;
}

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



.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  text-decoration: none;
  height: 100%;
  margin: 0;
  padding: 0;
}

.nav-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 10%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  background-color: transparent;
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 300ms cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
  position: relative;
  z-index: 2;
}

.logo:hover .nav-avatar {
  transform: scale(1.05);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.35);
}

.nav-name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: #ffffff;
  max-width: 0;
  overflow: hidden;
  transition: max-width 500ms cubic-bezier(0.25, 1, 0.5, 1), 
              color 350ms ease;
  white-space: nowrap;
  display: inline-block;
  pointer-events: none;
  position: relative;
  z-index: 1;
  will-change: max-width;
}

.first-word, .second-word {
  display: inline-block;
  opacity: 0;
  transform: translateX(-10px);
  filter: blur(6px);
  will-change: transform, opacity, filter;
}

.first-word {
  transition: opacity 450ms cubic-bezier(0.25, 1, 0.5, 1) 130ms, 
              transform 450ms cubic-bezier(0.25, 1, 0.5, 1) 130ms, 
              filter 450ms cubic-bezier(0.25, 1, 0.5, 1) 130ms;
}

.second-word {
  transition: opacity 450ms cubic-bezier(0.25, 1, 0.5, 1) 0ms, 
              transform 450ms cubic-bezier(0.25, 1, 0.5, 1) 0ms, 
              filter 450ms cubic-bezier(0.25, 1, 0.5, 1) 0ms;
}

header.scrolled .nav-name {
  max-width: 250px;
  color: #111111;
}

header.scrolled .first-word {
  opacity: 1;
  transform: translateX(0);
  filter: blur(0);
  transition-delay: 0ms;
}

header.scrolled .second-word {
  opacity: 1;
  transform: translateX(0);
  filter: blur(0);
  transition-delay: 130ms;
}

@media (max-width: 1024px) {
  .nav-avatar {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 768px) {
  .nav-avatar {
    width: 40px;
    height: 40px;
  }
}

.nav-links {
  display: flex;
  gap: 3rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

header.scrolled .nav-links a {
  color: var(--color-secondary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1.5px;
  background-color: #ffffff;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

header.scrolled .nav-links a::after {
  background-color: var(--color-primary);
}

.nav-links a:hover {
  color: #ffffff;
}

header.scrolled .nav-links a:hover {
  color: var(--color-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 20px;
  position: relative;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: #ffffff;
  position: absolute;
  transition: var(--transition-fast);
}

header.scrolled .menu-toggle span {
  background-color: var(--color-primary);
}

.menu-toggle span:nth-child(1) { top: 0; }
.menu-toggle span:nth-child(2) { top: 9px; }
.menu-toggle span:nth-child(3) { top: 18px; }

.menu-toggle.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

@media (max-width: 768px) {
  .menu-toggle { display: block; z-index: 1001; }
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    transform: translate3d(100%, 0, 0);
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background-color: var(--color-background);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    box-shadow: -15px 0 45px rgba(0,0,0,0.04);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
  }
  .nav-links.active {
    transform: translate3d(0, 0, 0);
  }
  .nav-links a {
    color: var(--color-primary) !important;
    font-size: 1.25rem;
  }
  .menu-toggle span {
    background-color: var(--color-primary) !important;
  }
}

/* Section Header */
.section-header {
  margin-bottom: 4rem;
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  margin-bottom: 1rem;
  display: block;
}

.section-title {
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  color: var(--color-primary);
  font-weight: 800;
  max-width: 800px;
  line-height: 1.1;
}

/* -----------------------------------------------
   1. Hero Section
   ----------------------------------------------- */
#hero {
  height: 100vh;
  min-height: 800px;
  display: flex;
  align-items: center;
  position: relative;
  background-color: #080808;
  color: #ffffff;
  overflow: hidden;
  padding: 100px 0;
}

#hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.02) 0%, transparent 60%),
              radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.01) 0%, transparent 50%);
  z-index: 1;
  pointer-events: none;
  animation: gradientPulse 12s ease-in-out infinite alternate;
}

#hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.02'/%3E%3C/svg%3E");
  z-index: 1;
  pointer-events: none;
}

@keyframes gradientPulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.05); opacity: 1; }
}

.hero-geometry {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.hero-circle {
  position: absolute;
  width: 650px;
  height: 650px;
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 50%;
  left: 55%;
  top: 45%;
  transform: translate(-50%, -50%);
  animation: rotateSlow 90s linear infinite;
  transform-origin: center center;
}

.hero-dots {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.7;
}

@keyframes rotateSlow {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

#hero .container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 4rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

@media (max-width: 1024px) {
  .scroll-indicator { left: 2.5rem; }
}
@media (max-width: 768px) {
  .scroll-indicator { display: none; }
}

.scroll-line {
  width: 40px;
  height: 1px;
  background-color: var(--color-border);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 50%;
  background-color: var(--color-primary);
  animation: scrollAnim 1.5s ease-in-out infinite;
}

/* Asymmetric Editorial Hero Layout */
.hero-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5rem;
  align-items: center;
  width: 100%;
}

@media (max-width: 1024px) {
  #hero {
    height: auto;
    min-height: 100vh;
    padding: 100px 0 40px 0;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    box-sizing: border-box;
  }
  .hero-layout {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem;
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
  }
  .hero-header-block {
    align-items: center;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
  }

  .hero-role {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    margin-bottom: 1.25rem;
  }
  .hero-name {
    font-size: clamp(1.8rem, 8.5vw, 3.8rem);
    line-height: 1.05;
    letter-spacing: -0.05em; /* Reduced letter spacing on mobile */
    white-space: normal;
    word-break: keep-all;
    overflow-wrap: normal;
    hyphens: none;
    width: 100%;
    margin-bottom: 1.5rem;
  }
  .hero-name br {
    display: none;
  }
  .hero-name-alt::before {
    content: ' ';
    display: inline;
  }
  .hero-body-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-left: 0;
    border-left: none;
    width: 100%;
    box-sizing: border-box;
  }
  .hero-tagline {
    order: 1;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    font-weight: 700;
    width: 100%;
    padding: 0 10px;
  }
  .hero-desc {
    order: 2;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    padding: 0 15px;
    line-height: 1.45;
    width: 100%;
    box-sizing: border-box;
  }
  .hero-actions {
    order: 3;
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
    align-items: center;
    box-sizing: border-box;
  }
  .hero-actions .btn {
    width: 100%;
    max-width: 260px;
    min-height: 48px; /* Touch target target of at least 44px */
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
    justify-content: center;
    text-align: center;
    display: inline-flex;
    align-items: center;
  }
  .hero-visual-container {
    order: 4;
    margin-top: 1.5rem;
    margin-bottom: 0;
    height: 150px;
    width: 100%;
    box-sizing: border-box;
  }
  .abstract-geometry {
    width: 150px;
    height: 150px;
  }
  .geo-circle-1 { width: 140px; height: 140px; }
  .geo-circle-2 { width: 90px; height: 90px; }
  .geo-circle-3 { width: 45px; height: 45px; }
  .geo-line-curved { width: 100px; height: 100px; }
  .geo-line-axis { width: 130px; }
}
.hero-header-block {
  display: flex;
  flex-direction: column;
}

.hero-role {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 2rem;
  display: block;
}

.hero-name {
  font-size: clamp(3.5rem, 8.5vw, 6.5rem);
  font-weight: 800;
  line-height: 0.85;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: #ffffff;
}

.hero-name-alt {
  font-weight: 300;
  color: rgba(255, 255, 255, 0.45);
  font-style: italic;
  text-transform: uppercase;
}

.hero-body-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-left: 2.5rem;
  border-left: 1.5px solid rgba(255, 255, 255, 0.06);
}

@media (max-width: 1024px) {
  .hero-body-block {
    padding-left: 0;
    border-left: none;
  }
}

/* Minimal Abstract Geometry Visual */
.hero-visual-container {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 3rem;
  position: relative;
  height: 280px;
}

.abstract-geometry {
  position: relative;
  width: 260px;
  height: 260px;
}

.geo-circle {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  will-change: transform;
}

.geo-circle-1 {
  width: 250px;
  height: 250px;
  animation: floatSlow 8s ease-in-out infinite alternate;
}

.geo-circle-2 {
  width: 160px;
  height: 160px;
  border-color: rgba(255, 255, 255, 0.03);
  animation: floatSlow 12s ease-in-out infinite alternate-reverse;
}

.geo-circle-3 {
  width: 80px;
  height: 80px;
  border-color: rgba(255, 255, 255, 0.12);
  background-color: rgba(255, 255, 255, 0.01);
}

.geo-line-curved {
  position: absolute;
  width: 180px;
  height: 180px;
  border: 1.5px solid rgba(255, 255, 255, 0.05);
  border-radius: 50% 0 50% 0;
  top: 15%;
  left: 15%;
  transform: rotate(45deg);
  animation: rotateGeo 40s linear infinite;
  will-change: transform;
}

.geo-line-axis {
  position: absolute;
  width: 290px;
  height: 1px;
  background-color: rgba(255, 255, 255, 0.05);
  top: 50%;
  left: -15px;
  transform: rotate(-15deg);
}

@keyframes floatSlow {
  0% { transform: translate(-50%, -50%) translateY(-6px); }
  100% { transform: translate(-50%, -50%) translateY(6px); }
}

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

.hero-tagline {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #ffffff;
  margin-bottom: 1.5rem;
  display: block;
}

.hero-desc {
  font-size: 1.15rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 3.5rem;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Global button variables for theme accessibility */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.1rem 2.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: 0;
  cursor: pointer;
  text-transform: uppercase;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border: 1.5px solid var(--color-primary);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-primary);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

/* Hero Dark-Theme Overrides */
#hero .btn-primary {
  background-color: #ffffff;
  color: #080808;
  border-color: #ffffff;
}

#hero .btn-primary:hover {
  background-color: transparent;
  color: #ffffff;
}

#hero .btn-secondary {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

#hero .btn-secondary:hover {
  background-color: #ffffff;
  color: #080808;
  border-color: #ffffff;
}



@keyframes scrollAnim {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

/* -----------------------------------------------
   2. About Section
   ----------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 6rem;
  align-items: start;
}

@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 4rem; }
}

.about-summary {
  font-size: 1.35rem;
  line-height: 1.75;
  color: var(--color-primary);
  font-weight: 300;
}

.about-summary p {
  margin-bottom: 2rem;
  font-size: inherit;
  color: inherit;
}

.about-meta {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.meta-block-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.timeline-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.timeline-info h4 { font-size: 1.1rem; font-weight: 600; color: var(--color-primary); }
.timeline-info p { font-size: 0.95rem; color: var(--color-text-light); }
.timeline-date { font-size: 0.95rem; font-weight: 500; color: var(--color-secondary); }

.lang-list { display: flex; gap: 2rem; }
.lang-item { display: flex; flex-direction: column; }
.lang-name { font-size: 1.1rem; font-weight: 600; color: var(--color-primary); }
.lang-level { font-size: 0.9rem; color: var(--color-text-light); }

/* -----------------------------------------------
   3. Expertise Section
   ----------------------------------------------- */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

@media (max-width: 1024px) {
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .expertise-grid { grid-template-columns: 1fr; }
}

.expertise-card {
  background-color: var(--color-card);
  padding: 2.5rem 2rem;
  border: 1px solid var(--color-border);
  position: relative;
  transition: var(--transition-smooth);
}

.expertise-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
}

.expertise-num {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  display: block;
}

.expertise-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.expertise-card p {
  font-size: 0.95rem;
  color: var(--color-secondary);
}

/* -----------------------------------------------
   4. Tools Section (Official Logo Alignment)
   ----------------------------------------------- */
.tools-container {
  display: flex;
  flex-direction: column;
  gap: 4.5rem;
  margin-top: 3.5rem;
}

.tools-group {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.tools-group-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.75rem;
  margin: 0;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
}

@media (max-width: 1024px) {
  .tools-grid { 
    grid-template-columns: repeat(4, 1fr); 
    gap: 1.25rem;
  }
  .tools-container {
    gap: 3.5rem;
    margin-top: 2.5rem;
  }
}
@media (max-width: 600px) {
  .tools-grid { 
    grid-template-columns: repeat(2, 1fr); 
    gap: 1rem;
  }
  .tools-container {
    gap: 3rem;
    margin-top: 2rem;
  }
}

.tool-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  padding: 2.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.tool-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 15px 35px rgba(0,0,0,0.03);
  filter: drop-shadow(0 4px 15px var(--brand-glow));
  transform: translateY(-2px);
}

.tool-icon-wrapper {
  position: relative;
  width: 68px;
  height: 68px;
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.tool-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.6);
  transition: filter 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: filter, opacity, transform;
}

.tool-card:hover .tool-logo {
  filter: grayscale(0%) opacity(1);
  transform: scale(1.08);
}

.tool-logo.logo-lg {
  transform: scale(1.25);
}

.tool-card:hover .tool-logo.logo-lg {
  transform: scale(1.35);
}

.tool-name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* -----------------------------------------------
   5. Portfolio / Revamped Categories Layout
   ----------------------------------------------- */
.portfolio-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
  gap: 2rem;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  max-width: 400px;
  min-width: 250px;
}

.search-box input {
  width: 100%;
  padding: 1rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-card);
  border-radius: 0;
  outline: none;
  transition: var(--transition-fast);
}

.search-box input:focus {
  border-color: var(--color-primary);
  background-color: #ffffff;
}

.portfolio-filters {
  display: flex;
  gap: 1rem;
}

.filter-btn {
  background: transparent;
  border: 1.5px solid var(--color-border);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.75rem 1.75rem;
  cursor: pointer;
  color: var(--color-secondary);
  transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Category Sections list */
.category-sections {
  margin-top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 8rem;
}

.category-section {
  border-top: 1px solid var(--color-border);
  padding-top: 4rem;
}

.category-section-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 3rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

@media (max-width: 1024px) {
  .category-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .category-grid { grid-template-columns: 1fr; }
}

/* Masonry Grid (Master Grid) */
.masonry-container {
  display: flex;
  gap: 2.5rem;
  width: 100%;
}

.masonry-column {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

@media (max-width: 1024px) {
  .masonry-container { gap: 1.5rem; }
  .masonry-column { gap: 1.5rem; }
}

@media (max-width: 768px) {
  .masonry-container { flex-direction: column; }
}

.project-card {
  width: 100%;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  overflow: visible;
  cursor: pointer;
  transition: border-color 0.4s cubic-bezier(0.25, 1, 0.5, 1), 
              transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), 
              box-shadow 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  will-change: transform, box-shadow;
}

.project-card:hover {
  transform: translateY(-4px) scale(1.008);
  border-color: #CCCCCC;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.06);
}

.project-img-wrapper {
  width: 100%;
  position: relative;
  overflow: hidden;
  background: linear-gradient(90deg, #f2f2f2 25%, #e8e8e8 50%, #f2f2f2 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  perspective: 1200px;
}

/* Smooth dark overlay on hover */
.project-img-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.15);
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: 4;
  pointer-events: none;
}

.project-card:hover .project-img-wrapper::after {
  opacity: 1;
}

.project-img-stack {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.stack-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  opacity: 0; /* hidden until IntersectionObserver registers loaded */
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.4s ease;
  will-change: transform, opacity;
}

/* Fan arrangement offsets & load opacities */
.stack-img-1 {
  z-index: 3;
  transform: translate3d(0, 0, 0);
}
.stack-img-1.loaded {
  opacity: 1;
}

.stack-img-2 {
  z-index: 2;
  transform: translate3d(0, 5px, -15px) scale(0.97);
}
.stack-img-2.loaded {
  opacity: 0.85;
}

.stack-img-3 {
  z-index: 1;
  transform: translate3d(0, 10px, -30px) scale(0.94);
}
.stack-img-3.loaded {
  opacity: 0.7;
}

/* Hover fanning stacked reveal & premium scaling */
.project-card:hover .stack-img-1 {
  transform: translate3d(-12px, -15px, 20px) rotate(-4deg) scale(1.03);
}

.project-card:hover .stack-img-2 {
  transform: translate3d(10px, -8px, 5px) rotate(3deg) scale(1.03);
  opacity: 1;
}

.project-card:hover .stack-img-3 {
  transform: translate3d(2px, 12px, -10px) rotate(-1deg) scale(1.01);
  opacity: 1;
}

.project-title-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.project-title {
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), color 350ms ease;
  will-change: transform;
}

/* Title stays static on hover */

.project-arrow {
  width: 18px;
  height: 18px;
  color: var(--project-hover-accent, var(--color-primary));
  opacity: 0;
  transform: translateX(15px);
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), 
              opacity 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform, opacity;
}

.project-card:hover .project-arrow {
  opacity: 1;
  transform: translateX(0);
}

.project-info {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-card);
  z-index: 4;
}

/* Accent lines */
.project-accent-line {
  position: absolute;
  top: -1px;
  left: 0;
  height: 2.5px;
  width: 100%;
  background-color: var(--project-hover-accent, var(--color-primary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.project-card:hover .project-accent-line {
  transform: scaleX(1);
}

.project-category {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  transition: color 0.4s ease;
}

.project-card:hover .project-category {
  color: var(--project-hover-accent, var(--color-primary));
}

.project-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: color 0.4s ease;
}

.project-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.project-tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  padding: 0.25rem 0.6rem;
  transition: var(--transition-fast);
}

/* Accessible focus outline states */
a:focus-visible,
button:focus-visible,
.project-card:focus-visible,
.contact-card:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
}
#hero a:focus-visible,
#hero button:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 4px;
}

/* -----------------------------------------------
   6. AI Video Showcase (Locked / Unlocked Video Cards)
   ----------------------------------------------- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2.5rem;
  grid-auto-flow: dense;
}

@media (max-width: 1024px) {
  .video-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .video-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

.video-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.video-card:hover {
  transform: translateY(-5px) scale(1.01);
  border-color: var(--project-hover-accent, var(--color-primary));
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.03);
}

.video-preview-container {
  width: 100%;
  position: relative;
  background-color: transparent;
  overflow: hidden;
}

/* Aspect ratios matching Behance */
.video-card.vertical-video {
  grid-column: span 3;
}
.video-card.vertical-video .video-preview-container {
  aspect-ratio: 3 / 4;
}

.video-card.horizontal-video {
  grid-column: span 6;
}
.video-card.horizontal-video .video-preview-container {
  aspect-ratio: 16 / 9;
}

@media (max-width: 1024px) {
  .video-card.vertical-video {
    grid-column: span 3;
  }
  .video-card.horizontal-video {
    grid-column: span 6;
  }
}

@media (max-width: 768px) {
  .video-card.vertical-video,
  .video-card.horizontal-video {
    grid-column: span 1;
  }
}

.portfolio-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  outline: none;
}

.thumbnail-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  background: linear-gradient(135deg, #181818 0%, #0d0d0d 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.video-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.video-thumbnail.blurred {
  filter: blur(10px) grayscale(100%);
  opacity: 0.35;
}

.video-card:hover .video-thumbnail.blurred {
  opacity: 0.55;
  transform: scale(1.06);
}

.lock-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.4);
  color: #ffffff;
  text-align: center;
  padding: 1.5rem;
  z-index: 2;
  transition: background-color 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.video-card:hover .lock-overlay {
  background-color: rgba(0, 0, 0, 0.3);
}

.lock-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  transform: scale(1);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.video-card:hover .lock-icon {
  transform: scale(1.15) rotate(-5deg);
}

.lock-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

.lock-subtitle {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.05em;
}

.video-info {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  position: relative;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-card);
  z-index: 3;
}

.video-category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  transition: color 0.4s ease;
}

.video-card:hover .video-category {
  color: var(--project-hover-accent, var(--color-primary));
}

.video-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* -----------------------------------------------
   7. Fullscreen Project Detail Sub-Page View
   ----------------------------------------------- */
.project-page-view {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-background);
  z-index: 1500;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.5s;
}

.project-page-view.active {
  opacity: 1;
  visibility: visible;
}

.project-page-view-content {
  width: 100%;
  padding-bottom: 6rem;
}

.project-page-close-container {
  height: 90px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-card);
  position: sticky;
  top: 0;
  z-index: 10;
}

.project-page-close {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-primary);
  transition: var(--transition-fast);
}

.project-page-close:hover {
  transform: translateX(-5px);
  color: var(--project-hover-accent, var(--color-primary));
}

/* Grid Layout for Gallery */
.project-page-gallery-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
  gap: 4rem;
  margin-top: 3rem;
  align-items: start;
}

@media (max-width: 1024px) {
  .project-page-gallery-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* Left Area: Main Preview + Filmstrip */
.gallery-main-area {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  width: 100%;
}

.main-preview-container {
  width: 100%;
  height: 65vh;
  min-height: 400px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #0d0d0d linear-gradient(90deg, #121212 25%, #1d1d1d 50%, #121212 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.main-preview-slide {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease;
}

.main-preview-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  opacity: 0;
  transition: opacity 180ms ease;
  will-change: opacity;
}

.main-preview-img.loaded {
  opacity: 1;
}

/* Filmstrip Navigation Container */
.filmstrip-container {
  width: 100%;
  overflow-x: auto;
  padding: 0.75rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  scrollbar-width: thin;
}

.filmstrip-track {
  display: flex;
  gap: 1rem;
}

.filmstrip-thumb {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  cursor: pointer;
  border: 2px solid transparent;
  opacity: 0.5;
  transition: border-color 0.3s ease, opacity 0.3s ease, transform 0.3s ease;
  overflow: hidden;
  background-color: var(--color-background);
}

.filmstrip-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.filmstrip-thumb:hover {
  opacity: 0.8;
  transform: scale(1.03);
}

.filmstrip-thumb.active {
  border-color: var(--project-hover-accent, var(--color-primary));
  opacity: 1;
  transform: scale(1.05);
}

.filmstrip-thumb.active img {
  transform: scale(1.05);
}

/* Right Area: Info Sidebar */
.gallery-info-area {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  padding: 3rem;
  position: sticky;
  top: 130px;
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 1024px) {
  .gallery-info-area {
    position: relative;
    top: 0;
    padding: 2rem;
  }
}

.info-category {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--project-hover-accent, var(--color-text-light));
  letter-spacing: 0.12em;
  display: block;
}

.info-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-primary);
  margin-top: 0.5rem;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.info-desc {
  font-size: 1.15rem;
  color: var(--color-secondary);
  line-height: 1.6;
  font-weight: 400;
}

.info-meta {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
}

.info-meta-item {
  display: flex;
  flex-direction: column;
}

.project-sibling-nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
}

.sibling-nav-btn {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: none;
  border: 1px solid var(--color-border);
  padding: 1.25rem;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  width: 100%;
  text-align: left;
  min-width: 0;
  box-sizing: border-box;
}

.sibling-nav-btn.next {
  justify-content: space-between;
  text-align: right;
}

.sibling-nav-btn.prev {
  justify-content: flex-start;
}

.sibling-nav-btn .nav-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.sibling-nav-btn .nav-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  margin-bottom: 0.2em;
}

.sibling-nav-btn .nav-proj-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: color 0.3s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.sibling-nav-btn:hover {
  border-color: var(--project-hover-accent, var(--color-primary));
  background-color: var(--color-background);
}

.sibling-nav-btn:hover .nav-proj-title {
  color: var(--project-hover-accent, var(--color-primary));
}

.sibling-nav-btn .nav-arrow {
  font-size: 1.25rem;
  font-weight: 600;
  transition: transform 0.3s ease;
}

.sibling-nav-btn.prev:hover .nav-arrow {
  transform: translateX(-4px);
}

.sibling-nav-btn.next:hover .nav-arrow {
  transform: translateX(4px);
}

/* -----------------------------------------------
   8. Page Reveal Transition (Circular reveal)
   ----------------------------------------------- */
.page-curtain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-primary);
  z-index: 2000;
  clip-path: circle(0% at 50% 50%);
  transition: clip-path 0.8s cubic-bezier(0.85, 0, 0.15, 1);
  pointer-events: none;
}

.page-curtain.active {
  clip-path: circle(150% at 50% 50%);
}

/* -----------------------------------------------
   9. Unlock System Premium Modal
   ----------------------------------------------- */
.unlock-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(248, 248, 248, 0.95);
  z-index: 3000;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0.5s;
}

.unlock-modal.active {
  opacity: 1;
  visibility: visible;
}

.unlock-modal-box {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  padding: 4rem 3rem;
  width: 90%;
  max-width: 500px;
  text-align: center;
  position: relative;
  transform: scale(0.9);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.unlock-modal.active .unlock-modal-box {
  transform: scale(1);
}

.unlock-modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.unlock-modal-close span {
  display: block;
  width: 16px;
  height: 1px;
  background-color: var(--color-primary);
  position: absolute;
}

.unlock-modal-close span:nth-child(1) { transform: rotate(45deg); }
.unlock-modal-close span:nth-child(2) { transform: rotate(-45deg); }

.unlock-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.unlock-desc {
  font-size: 1.05rem;
  color: var(--color-secondary);
  margin-bottom: 2.5rem;
}

.unlock-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.unlock-actions .btn {
  width: 100%;
}

/* -----------------------------------------------
   10. Experience Section
   ----------------------------------------------- */
.timeline-grid {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.timeline-card {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--color-border);
}

.timeline-card:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

@media (max-width: 768px) {
  .timeline-card { grid-template-columns: 1fr; gap: 1.5rem; }
}

.timeline-header h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.timeline-header h4 {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-secondary);
  margin-bottom: 1rem;
}

.timeline-header .badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 0.25rem 0.75rem;
}

.timeline-body p {
  font-size: 1.1rem;
  color: var(--color-secondary);
  margin-bottom: 2rem;
}

.brand-client-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

@media (max-width: 600px) {
  .brand-client-grid { grid-template-columns: repeat(2, 1fr); }
}

.brand-client-item {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  padding: 1.25rem;
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: var(--transition-smooth);
}

.brand-client-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

/* -----------------------------------------------
   11. Contact Section
   ----------------------------------------------- */
/* -----------------------------------------------
   11. Contact Section (Card-Based Layout)
   ----------------------------------------------- */
.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 2rem;
}

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

@media (max-width: 768px) {
  .contact-cards-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  padding: 3rem 2.5rem;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  position: relative;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, border-color, box-shadow;
  box-sizing: border-box;
  width: 100%;
  min-height: 310px; /* Equalized heights constraint */
}

.contact-card:hover {
  transform: translateY(-8px);
  border-color: var(--brand-glow);
  box-shadow: 0 15px 35px rgba(0,0,0,0.03);
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  color: var(--color-secondary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.contact-card-icon svg,
.contact-card-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.6);
  transition: filter 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: filter, opacity;
}

.contact-card:hover .contact-card-icon {
  transform: scale(1.1);
}

.contact-card:hover .contact-card-icon svg,
.contact-card:hover .contact-card-icon img {
  filter: grayscale(0%) opacity(1);
}

.contact-card-info {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  width: 100%;
}

.contact-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-light);
  letter-spacing: 0.1em;
}

.contact-card-value {
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.contact-card-prompt {
  font-size: 0.85rem;
  color: var(--color-text-light);
  transition: color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  margin-top: auto; /* Vertically push to bottom of card */
}

.contact-card:hover .contact-card-prompt {
  color: var(--brand-glow);
}

/* -----------------------------------------------
   12. Footer
   ----------------------------------------------- */
footer {
  padding: 4rem 0;
  background-color: var(--color-card);
  border-top: 1px solid var(--color-border);
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

@media (max-width: 600px) {
  footer .container { flex-direction: column; text-align: center; }
}

.footer-copy {
  font-size: 0.95rem;
  color: var(--color-text-light);
}

.footer-socials {
  display: flex;
  gap: 2rem;
}

.footer-socials a {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

.footer-socials a:hover {
  color: var(--color-primary);
}

.back-to-top {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.back-to-top:hover { color: var(--color-primary); }

/* -----------------------------------------------
   Scroll Animations
   ----------------------------------------------- */
.reveal-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-fade-up.active {
  opacity: 1;
  transform: translateY(0);
}

/* Fullscreen Video Player Modal */
.video-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.video-modal-content {
  width: 90%;
  max-width: 1000px;
  height: 80%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.video-modal-content video {
  max-width: 100%;
  max-height: 100%;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
  background-color: #000;
}

.video-modal-close {
  position: absolute;
  top: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 10;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.video-modal-close span {
  width: 30px;
  height: 2px;
  background-color: #ffffff;
  transition: transform 0.3s ease;
  display: block;
}

.video-modal-close span:first-child {
  transform: rotate(45deg) translateY(1px);
}

.video-modal-close span:last-child {
  transform: rotate(-45deg) translateY(-1px);
}

.video-modal-close:hover span {
  background-color: rgba(255, 255, 255, 0.7);
}

/* Subpage Sidebar Responsiveness & Overflow Protection */
.gallery-info-area {
  max-width: 100%;
  box-sizing: border-box;
}

.info-title {
  word-wrap: break-word;
  overflow-wrap: break-word;
  word-break: break-word;
}

.info-desc {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.project-page-view-content {
  max-width: 100%;
  overflow-x: hidden;
}

/* Premium Password Input */
.password-input {
  width: 100%;
  padding: 1.1rem;
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  border-radius: 0;
  box-sizing: border-box;
  transition: border-color 0.4s ease;
}

.password-input:focus {
  border-color: var(--color-primary);
  outline: none;
}

/* Mobile Responsiveness Extra Rules */
@media (max-width: 768px) {
  .container {
    padding: 0 1.25rem;
  }
  .portfolio-controls {
    flex-direction: column;
    align-items: stretch;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
  }
  .search-box {
    max-width: 100%;
    width: 100%;
  }
  .portfolio-filters {
    display: flex;
    justify-content: center;
    width: 100%;
  }
  .filter-btn {
    flex: 1;
    text-align: center;
    padding: 0.85rem 1rem;
  }
  .timeline-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .contact-card {
    min-height: 245px;
    padding: 2rem;
  }
  .gallery-info-area {
    padding: 1.5rem;
  }
  .project-sibling-nav {
    gap: 0.75rem;
  }
  .main-preview-container {
    height: 45vh;
    min-height: 280px;
  }
}

@media (max-width: 480px) {
  .expertise-card {
    padding: 2rem 1.5rem;
  }
  .about-meta {
    gap: 2rem;
  }
}

/* Mobile & Tablet Button Touch Target Optimizations */
@media (max-width: 1024px) {
  .btn, .filter-btn, .sibling-nav-btn, .project-page-close, .video-modal-close {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
  }
  .menu-toggle {
    width: 44px !important;
    height: 44px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    min-height: 44px !important;
    box-sizing: border-box;
  }
  .menu-toggle span {
    position: absolute;
    width: 26px;
  }
  .menu-toggle span:nth-child(1) { top: 12px; }
  .menu-toggle span:nth-child(2) { top: 21px; }
  .menu-toggle span:nth-child(3) { top: 30px; }
}



/* -----------------------------------------------
   Print Styling (Resume Generator)
   ----------------------------------------------- */
@media print {
  body {
    background-color: #ffffff !important;
    color: #000000 !important;
    font-size: 12pt;
    line-height: 1.4;
  }
  
  header, footer, .btn, .portfolio-controls, .scroll-indicator, .custom-cursor, #portfolio, #videos, .tools-grid, .project-page-view, .page-curtain, .unlock-modal {
    display: none !important;
  }
  
  .container {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  
  section {
    padding: 2rem 0 !important;
    border-bottom: 1px solid #cccccc !important;
    page-break-inside: avoid;
  }

  .about-grid, .timeline-grid, .contact-grid {
    display: block !important;
  }
  
  .about-meta {
    margin-top: 2rem !important;
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 2rem !important;
  }

  .timeline-card {
    display: block !important;
    padding-bottom: 2rem !important;
  }
  
  .brand-client-grid {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.5rem !important;
  }

  .brand-client-item {
    border: none !important;
    padding: 0 !important;
    margin-right: 1rem !important;
  }

  .brand-client-item::after { content: ', '; }
  .brand-client-item:last-child::after { content: ''; }

  .contact-grid { margin-top: 2rem !important; }

  h1, h2, h3, h4 { color: #000000 !important; }
  p { color: #333333 !important; }
}