/* ==========================================================================
   CSS Variables - Design System
   ========================================================================== */
:root {
  /* Color Palette */
  --color-green: #00573F;
  --color-gold: #FDBB2F;
  --color-blue: #192A56;
  --color-dark: #333;
  --color-light: #fff;
  --color-light-gray: #f5f5f5;
  --color-medium-gray: #e0e0e0;
  
  /* Spacing System */
  --space-xxs: 0.25rem;   /* 4px */
  --space-xs: 0.5rem;     /* 8px */
  --space-sm: 1rem;       /* 16px */
  --space-md: 1.5rem;     /* 24px */
  --space-lg: 2rem;       /* 32px */
  --space-xl: 3rem;       /* 48px */
  --space-xxl: 4rem;      /* 64px */
  
  /* Typography */
  --font-family-main: 'Montserrat', 'Inter', sans-serif;
  --font-family-headings: 'Montserrat', 'Inter', sans-serif;
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-md: 1.125rem;   /* 18px */
  --font-size-lg: 1rem;    /* 20px */
  --font-size-xl: 1.25rem;     /* 24px */
  --font-size-xxl: 1.75rem;      /* 32px */
  --font-size-xxxl: 2.25rem;   /* 40px */
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.8;
  
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
  
  /* Border Radius */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;
  --radius-circle: 50%;
  
  /* Box Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-focus: 0 0 0 3px rgba(0, 87, 63, 0.3);
  --shadow-elevation: 0 10px 30px -10px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-quick: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-extra-slow: 0.8s ease;
  --transition-bounce: 0.5s cubic-bezier(0.19, 1, 0.22, 1);
  
  /* Z-index layers */
  --z-below: -1;
  --z-normal: 0;
  --z-above: 1;
  --z-header: 100;
  --z-sidebar: 200;
  --z-modal: 300;
  --z-overlay: 400;
  
  /* Global */
  --body-text-color: var(--color-dark);
  --body-bg: linear-gradient(270deg, rgba(0,87,63,0.15), rgba(253,187,47,0.1), rgba(25,42,86,0.2));
  --body-bg-size: 600% 600%; 
  --body-anim: gradientShift 45s ease infinite;
  
  /* Header */
  --header-bg: var(--color-green);
  --header-text-color: var(--color-light);
  --header-height: 3.75rem;
  --header-transition: transform var(--transition-normal);
  
  /* Navigation */
  --nav-link-color: var(--color-light);
  --nav-link-hover-color: var(--color-gold);
  
  /* Sections / Containers */
  --section-bg: rgba(255,255,255,0.85);
  --section-border-left: var(--color-gold);
  --section-box-shadow: var(--shadow-elevation);
  --section-border-radius: var(--radius-md);
  
  /* Footer */
  --footer-bg: var(--color-green);
  --footer-text-color: var(--color-light);
  
  /* Profile Image */
  --profile-pic-border: var(--color-green);
  --profile-pic-hover-border: var(--color-gold);
  --profile-pic-hover-shadow: 0 0 20px var(--color-gold);
  --profile-bg: var(--color-light);

  /* Social Links */
  --social-bg: rgba(0,87,63,0.9);
  --social-hover-bg: rgba(253,187,47,0.9);
  --social-hover-glow: 0 0 15px rgba(253,187,47,0.9);
  
  /* Project Item */
  --project-item-border: var(--color-green);
  --project-item-hover-border: var(--color-gold);
  --project-item-hover-shadow: 0 0 15px var(--color-gold);
  --project-item-transition: var(--transition-normal);
  --tech-pill-bg: #00573f78;
  --tech-pill-text: #000000;

  /* Modal */
  --modal-bg: var(--color-light);
  --modal-border-left: var(--color-gold);
  --modal-content-a: var(--color-dark);
  
  /* Highlight name */
  --highlight-name: var(--color-green);

  /* About */
  --map-overlay-color-1: var(--color-light); 
  --profile-card-bg: var(--color-light);
  --profile-card-text: var(--color-dark);
  --circle-diameter: 3.9rem;
}

/* Dark Mode Overrides */
.dark-mode, [data-theme="dark"] {
  /* Colors */
  --color-dark-bg-1: #121212;
  --color-dark-bg-2: #1a1a2e;
  --color-dark-accent: #424261;
  --color-light-accent: #a8b2d1;
  
  /* Global */
  --body-text-color: #e0e0e0;
  --body-bg: linear-gradient(270deg, var(--color-dark-bg-1), var(--color-dark-bg-2), var(--color-dark-bg-1));
  --body-bg-size: auto;
  --body-anim: none;
  
  /* Header & Footer */
  --header-bg: var(--color-dark-accent);
  --footer-bg: var(--color-dark-accent);
  
  /* Navigation */
  --nav-link-hover-color: var(--color-light-accent);
  
  /* Sections / Containers */
  --section-bg: rgba(26, 26, 46, 0.95);
  --section-border-left: var(--color-light-accent);
  --section-box-shadow: 0 0 15px rgba(0, 0, 0, 0.4);
  
  /* Profile Image */
  --profile-pic-border: var(--color-dark-accent);
  --profile-pic-hover-border: var(--color-light-accent);
  --profile-pic-hover-shadow: 0 0 20px var(--color-light-accent);
  --profile-bg: rgba(26, 26, 46);
  
  /* Social Buttons */
  --social-bg: var(--color-dark-accent);
  --social-hover-bg: var(--color-light-accent);
  --social-hover-glow: 0 0 15px var(--color-light-accent);
  
  /* Project Item */
  --project-item-border: var(--color-dark-accent);
  --project-item-hover-border: var(--color-light-accent);
  --project-item-hover-shadow: 0 0 15px var(--color-light-accent);
  --tech-pill-bg: #a8b2d17a;
  --tech-pill-text: #ffffff;

  /* Modal */
  --modal-bg: var(--color-dark-bg-2);
  --modal-border-left: var(--color-light-accent);
  --modal-content-a: var(--color-light);
  
  /* Highlight name */
  --highlight-name: var(--color-light-accent);

  /* About */
  --map-overlay-color-1: var(--section-bg); 
  --profile-card-bg: var(--profile-bg);
  --profile-card-text: var(--color-light);
}

/* ==========================================================================
   1. Base & Global Styles
   ========================================================================== */
/* Reset & Universal Settings */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

html, body {
  min-height: 100%;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Global Body Styling */
body {
  font-family: var(--font-family-main);
  line-height: var(--line-height-normal);
  color: var(--body-text-color);
  display: flex;
  flex-direction: column;
  background: var(--body-bg);
  background-size: var(--body-bg-size);
  animation: var(--body-anim);
  font-weight: var(--font-weight-normal);
  letter-spacing: 0.01em;
}

/* Gradient Animation */
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ==========================================================================
   2. Typography & Text Elements
   ========================================================================== */

/* Base Typography */
h1, h2, h3 {
  margin-bottom: var(--space-md);
  text-align: center;
  line-height: var(--line-height-tight);
  font-weight: var(--font-weight-normal);
  font-family: var(--font-family-headings);
  letter-spacing: 0.02em;
}

p {
  text-align: left;
  line-height: var(--line-height-relaxed);
  letter-spacing: 0.01em;
}

.project-description {
  text-align: center;
}

.highlight-name {
  font-weight: var(--font-weight-bold);
  color: var(--highlight-name);
}

/* Mobile First Typography */
body { font-size: var(--font-size-sm); }
h1 { font-size: var(--font-size-xxl); }
h2 { font-size: var(--font-size-xl); }
p { font-size: var(--font-size-sm); }
header.common-header .logo { font-size: var(--font-size-lg); }
.main-nav a { font-size: var(--font-size-base); }
#menuToggle, header.common-header .back { font-size: var(--font-size-lg); }
.social-links i { font-size: var(--font-size-base); }
.modal-content .close { font-size: var(--font-size-xl); }

/* Tablet Typography */
@media (min-width: 601px) and (max-width: 1024px) {
  body { font-size: var(--font-size-base); }
  h1 { font-size: var(--font-size-xxxl); }
  h2 { font-size: var(--font-size-xxl); }
  p { font-size: var(--font-size-base); }
  header.common-header .logo { font-size: var(--font-size-xl); }
  .main-nav a { font-size: var(--font-size-lg); }
  #menuToggle, header.common-header .back { font-size: var(--font-size-xl); }
  .social-links i { font-size: var(--font-size-lg); }
  .modal-content .close { font-size: var(--font-size-xxl); }
}

/* Desktop Typography */
@media (min-width: 1025px) {
  body { font-size: var(--font-size-md); }
  h1 { font-size: var(--font-size-xxxl); }
  h2 { font-size: var(--font-size-xxl); }
  p { font-size: var(--font-size-md); }
  header.common-header .logo { font-size: var(--font-size-xl); }
  .main-nav a { font-size: var(--font-size-lg); }
  #menuToggle, header.common-header .back { font-size: var(--font-size-xl); }
  .social-links i { font-size: var(--font-size-xl); }
  .modal-content .close { font-size: var(--font-size-xxl); }
}

/* ==========================================================================
   3. Header & Navigation
   ========================================================================== */

/* Base Header Style */
header.common-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  background-color: var(--header-bg);
  color: var(--header-text-color);
  padding: var(--space-xxs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  transition: var(--header-transition);
  transform: translateY(0);
  backdrop-filter: blur(8px);
}

/* Header hide when scrolling down, show when scrolling up */
.header-hidden {
  transform: translateY(-100%);
}
header.common-header.header-hidden {
  transform: translateY(-100%);
}

/* Logo */
header.common-header .logo {
  font-weight: var(--font-weight-bold);
  color: var(--header-text-color);
  border: 2px solid var(--header-text-color);
  width: clamp(37px, 6vw, 46px);
  height: clamp(37px, 6vw, 46px);
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  cursor: pointer;
  transition: transform var(--transition-bounce), box-shadow var(--transition-normal);
}

header.common-header .logo:hover {
  transform: scale(1.05);
  box-shadow: var(--profile-pic-hover-shadow);
}

/* Navigation */
.header-center nav {
  text-align: center;
  overflow: visible;
  white-space: nowrap;
  display: flex;
}

.main-nav {
  display: flex;
  gap: clamp(0.5rem, 2vw, 1.5rem);
  align-items: center;
}

.main-nav a {
  text-decoration: none;
  color: var(--nav-link-color);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-bounce);
  display: flex;
  position: relative;
  padding: var(--space-xs) var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: clamp(0.8em, 2vw, 0.9em);
}

.main-nav a:hover {
  color: var(--nav-link-hover-color);
}

/* Underline effect on hover */
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--nav-link-hover-color);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-bounce);
}

.main-nav a:hover::after {
  transform: scaleX(0.9);
}

/* Menu Toggle Button */
#menuToggle {
  background: none;
  display: flex;
  border: none;
  color: var(--header-text-color);
  cursor: pointer;
  transition: transform var(--transition-bounce);
  padding: var(--space-xss);
}

#menuToggle:hover {
  transform: scale(1.1);
}

/* ==========================================================================
   4. Project Style
   ========================================================================== */
#featured,
#projects {
  background: none;
  box-shadow: none;
  border: none;
  border-radius: 0;
  padding: 0;
  margin-bottom: var(--space-lg);
}

#featured::before,
#projects::before {
  content: none;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(0.75rem, 2vw, 1.5rem);
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  justify-content: center;
}

.fadein-wrapper h2{
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: clamp(1em, 2vw, 1em);
  margin-bottom: 1rem;
}

.project-item {
  transition: transform var(--transition-extra-slow);
}

/* Project Card (shared by Featured & Other) */
.project-item {
  background-color: transparent;
  border: 2px solid var(--project-item-border);
  border-radius: var(--radius-md);
  padding: clamp(0.75rem, 2vw, 1rem);
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  text-align: center;
  transition:
    transform var(--transition-normal),
    box-shadow var(--transition-normal),
    border-color var(--transition-normal);
}

/* Slight lift on hover */
.project-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--project-item-hover-border);
}

/* Image container with consistent aspect ratio */
.project-image-container {
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius-md);
  margin-bottom: clamp(0.75rem, 2vw, 1rem);
  aspect-ratio: 16 / 9;
}

/* Image uniform styling */
.project-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-bounce);
  cursor: pointer;
  display: block;
}

.project-item:hover .project-image-container img {
  transform: scale(1.05);
}

/* Title, description, technologies, link */
.project-title {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  margin-bottom: clamp(0.5rem, 1.5vw, 0.75rem);
  font-weight: var(--font-weight-bold);
}

.project-description {
  font-size: clamp(0.75rem, 2vw, 0.875rem);
  margin-bottom: clamp(0.5rem, 1.5vw, 0.75rem);
  line-height: var(--line-height-normal);
  width: 100%;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: clamp(0.75rem, 2vw, 1rem);
}

/* Tech pill styling */
.tech-pill {
  display: inline-block;
  color: var(--tech-pill-text);
  border: 1px solid var(--tech-pill-text);
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-sm);
  margin: 0.12rem;
  font-size: 0.7rem;
  font-weight: var(--font-weight-light);
  transition: color 0.3s ease, background-color 0.3s ease;
}

.tech-pill:hover {
  color: var(--color-light);
  background-color: var(--highlight-name);
  border-color: var(--highlight-name);
}

/* Project link/button with consistent sizing */
.project-link {
  font-weight: var(--font-weight-medium);
  color: var(--highlight-name);
  text-decoration: none;
  padding: 0.5em 1em;
  border: 1px solid var(--highlight-name);
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-top: auto;
  font-size: clamp(0.75rem, 2vw, 0.875rem);
  align-self: center;
  min-width: 120px;
  text-align: center;
  transition: color 0.3s ease, background-color 0.3s ease, transform 0.3s ease;
}

.project-link:hover {
  color: var(--color-light);
  background-color: var(--highlight-name);
  transform: translateY(-2px);
}
/* ==========================================================================
   5. Social Links & Dark Mode Toggle
   ========================================================================== */
/* Social links container */
.social-links {
  position: absolute;
  top: 0.4rem;
  right: -0.3rem;
  display: flex;
  gap: var(--space-xs);
  flex-direction: column;
}

/* Social link styling */
.social-links a {
  width: 50px;
  height: 50px;
  background-color: var(--social-bg);
  border-radius: var(--radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--header-text-color);
  text-decoration: none;
  transition: transform var(--transition-bounce), background-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.social-links a::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 70%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.social-links a:hover {
  transform: scale(1.1);
  background-color: var(--social-hover-bg);
  box-shadow: var(--social-hover-glow);
}

.social-links a:hover::before {
  opacity: 1;
}

/* Tooltip styling */
.social-links a::after {
  content: attr(aria-label);
  position: absolute;
  bottom: -2.5rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.75);
  color: var(--color-light);
  padding: var(--space-xxs) var(--space-xs);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-quick), transform var(--transition-bounce);
  z-index: var(--z-above);
}

.social-links a:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(5px);
}

/* ==========================================================
   5. Dark Mode Toggle
   ========================================================== */
.dark-mode-toggle {
  position: relative;
}

/* Hide the native checkbox, keep accessibility and JS hooks */
.dark-mode-toggle-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.dark-mode-toggle-label {
  --toggle-size: clamp(30px, 3.5vw, 35px);
  width: var(--toggle-size);
  height: var(--toggle-size);
  display: grid;
  place-items: center;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, background 0.45s ease, border-color 0.45s ease;
}
.dark-mode-toggle-label:active {
  transform: scale(0.96);
}

.dark-mode-toggle-label::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transform: scale(0.4);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.55s ease;
}
.dark-mode-toggle-input:checked + .dark-mode-toggle-label::after {
  opacity: 0.08;
  transform: scale(1.6);
}

/* Icon container */
.dark-mode-toggle-label .toggle-slider {
  width: 70%;
  height: 70%;
  display: grid;
  place-items: center;
  position: relative;
  transform-origin: 50% 50%;
  transition: transform 0.6s var(--transition-bounce);
}

.dark-mode-toggle-label .toggle-slider .icon {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: calc(var(--toggle-size) * 0.7);
  transition: opacity 0.35s ease, transform 0.6s var(--transition-bounce), filter 0.45s ease;
}

/* Light mode (sun visible) */
.dark-mode-toggle-input:not(:checked) + .dark-mode-toggle-label .toggle-slider {
  transform: rotate(0deg) scale(1);
}
.dark-mode-toggle-input:not(:checked) + .dark-mode-toggle-label .toggle-slider .sun-icon {
  opacity: 1;
  transform: scale(1.2) rotate(0deg);
  color: #f1c40f;
  filter: drop-shadow(0 0 3px rgba(241,196,15,0.5));
}
.dark-mode-toggle-input:not(:checked) + .dark-mode-toggle-label .toggle-slider .moon-icon {
  opacity: 0;
  transform: scale(0.6) rotate(-45deg);
  color: #fff3b0;
  filter: drop-shadow(0 0 4px rgba(255,255,255,0.35));
}

/* Dark mode (moon visible) */
.dark-mode-toggle-input:checked + .dark-mode-toggle-label .toggle-slider {
  transform: rotate(360deg) scale(1);
}
.dark-mode-toggle-input:checked + .dark-mode-toggle-label .toggle-slider .sun-icon {
  opacity: 0;
  transform: scale(0.7) rotate(45deg);
  color: #f1c40f;
  filter: none;
}
.dark-mode-toggle-input:checked + .dark-mode-toggle-label .toggle-slider .moon-icon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
  color: #fff3b0;
  filter: drop-shadow(0 0 4px rgba(255,255,255,0.35));
}

/* Remove legacy track styles */
.dark-mode-toggle-label::before { content: none; }

/* ==========================================================================
   5.5. AboutMe
   ========================================================================== */

#about {
  background: none;
  box-shadow: none;
  border: none;
  border-left: none;
  border-radius: 0;
  padding: 0rem;
  margin-bottom: 3rem; 
  opacity: 1;        
  transform: none;   
  transition: none; 
}

section#about::before {
  background: none;
}

#location {
  padding: var(--space-md);
  margin: var(--space-xl) 0;
  text-align: center;
}

/* Responsive Map & Profile Card Section */
.map-wrapper {
  position: relative;
  overflow: visible;
  width: 100%;
  max-width: 550px;
  margin: auto;
}

.map-container {
  width: 90%;
  height: 180px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: sticky;
  margin-top: 5rem;
  margin-bottom: 0rem;
}

/* Custom Marker */
.custom-marker {
  position: relative;
  width: 15px;
  height: 15px;
  background-color: #007aff;
  border: 2px solid #ccc;
  border-radius: 50%;
}

.custom-marker::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 32px;
  height: 32px;
  border: 2px solid rgba(0, 122, 255, 0.5);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0.7;
  }
  70% {
    transform: translate(-50%, -50%) scale(1.5);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0;
  }
}

/* Ensure the map container is positioned relatively */
#map {
  position: relative;
}

/* Profile Card: horizontal layout with fluid sizing */
.profile-card {
  position: absolute;
  bottom: 0;
  left: 0;
  transform: translate(-10%, 50%);
  background-color: var(--profile-card-bg);
  color: var(--profile-card-text);
  padding: 0.2rem;
  border: 2px solid var(--highlight-name);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: row;
  align-items: center;
  z-index: 4;
  width: clamp(260px, 55vw, 300px);
}

/* Container for text inside the profile card */
.profile-card-text {
  display: flex;
  flex-direction: column;
  margin-left: clamp(0.5rem, 1vw, 1rem);
}

/* Profile Card Picture: fluid sizing */
.profile-card-pic {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-circle);
  border: 2px solid var(--profile-pic-border);
  object-fit: cover;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  flex-shrink: 0;
}

.profile-card-pic:hover {
  border-color: var(--profile-pic-hover-border);
  box-shadow: var(--profile-pic-hover-shadow);
}

/* Profile Card Text (Name & Location): fluid font sizes */
.profile-card-text p {
  margin: 0;
  font-size: clamp(0.8rem, 2.7vw, 1rem);
  text-align: left;
}

.profile-card-location {
  display: flex;
  align-items: center;
  gap: clamp(0.25rem, 0.5vw, 0.5rem);
  font-size: clamp(0.55rem, 2vw, 0.65rem);
}

.profile-card-location i {
  font-size: clamp(1em, 1.8vw, 1.2em);
}

/* Learn More Section */
.learn-more {
  max-width: 550px;
  margin: auto;
  margin-top: 3rem;
}

.learn-more p {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  width: 95%;
}

.learn-more-trigger.highlight-name{
  color: var(--highlight-name);
}

/* Learn More Link Hover Effect */
.learn-more-trigger {
  font-weight: var(--font-weight-medium);
  transition: transform var(--transition-bounce), color var(--transition-bounce);
  text-decoration: none;
  color: inherit;
}

.learn-more-trigger:hover {
  transform: translateY(-1px);
  color: var(--highlight-name);
  font-weight: var(--font-weight-bold);
}

/* Social Sequence Animation for Social Links on Click */
.social-sequence-active .social-links a:nth-child(1) {
  animation: linkHighlight 1s forwards;
  animation-delay: 0s;
}
.social-sequence-active .social-links a:nth-child(2) {
  animation: linkHighlight 1s forwards;
  animation-delay: 0.6s;
}
.social-sequence-active .social-links a:nth-child(3) {
  animation: linkHighlight 1s forwards;
  animation-delay: 1.2s;
}

@keyframes linkHighlight {
  0% {
    transform: scale(1);
  }
  40% {
    transform: scale(1.1);
    box-shadow: 0 0 8px var(--modal-border-left);
    background-color: var(--modal-border-left);
  }
  100% {
    transform: scale(1);
  }
}

/* Scroll Nudge Arrow */
.scroll-nudge {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s, transform 1s;
  text-align: center;
  font-size: 1.5rem;
  margin-top: -1.5rem;
}

.show-scroll-nudge .scroll-nudge {
  opacity: 1;
}

@keyframes bounceArrow {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-22px); }
  60% { transform: translateY(-7px); }
}

.scroll-nudge i {
  animation: bounceArrow 1.48s infinite;
}
/* ==========================================================================
   5.6 Experiences
   ========================================================================== */
#experienceSection, 
#experienceSection * {
  font-family: 'Montserrat', sans-serif;
}

/* Experience Tabs */
#experienceSection{
  background: none;
  box-shadow: none;
  border: none;
  border-left: none;
  border-radius: 0;
  padding: 0rem;
  margin:0 auto 4rem;
  opacity: 1;        
  transform: none;   
  transition: none;
  max-width: 700px;
}

section#experienceSection::before {
  background: none;
}

.experience-tabs {
  display: flex;
  justify-content: center;
  gap: 39%;
  margin-bottom: 1.5rem;
  background-color: var(--header-bg);
  border-radius: var(--radius-md);
}

.exp-tab {
  background: transparent;
  border: none;
  outline: none;
  cursor: pointer;
  font-size: var(--font-size-md);
  color: var(--header-text-color);
  position: relative;
  transition: color 0.3s ease;
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-bounce);
  display: flex;
  padding: var(--space-xs) var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: clamp(0.8em, 1vw, 0.9em);
}

.exp-tab:hover {
  color: var(--social-hover-bg); /* e.g. your highlight color */
}

.exp-tab.active{
  color: var(--social-hover-bg);
}

/* Active tab underline */
.exp-tab.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 37%;
  width: 100%;
  height: 70%;
  background: var(--header-bg);
  margin: auto;
  border-radius: var(--radius-md);
  z-index: -1;
}

/* Experience Timeline */
.experience-timeline {
  position: relative;
  margin: 0 auto;
  max-width: 700px; /* adjust to your layout */
  display: none; /* hidden by default */
  border: 2px solid var(--highlight-name);
  border-radius: 6px;
  padding: 0.5rem;
}

/* Display active timeline */
.experience-timeline.active {
  display: block;
  align-content: center;
}

.timeline-items-wrapper {
  display: flex;
  flex-direction: column;
}

/* #workTimeline (default) */

#workTimeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: calc(0.5rem + var(--circle-diameter) / 2);
  width: 2px;
  height: 100%;
  background: var(--highlight-name);
    z-index:-1;

}

#workTimeline .experience-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  margin: 0.6rem 0;
}

#workTimeline .experience-circle {
  width: var(--circle-diameter);
  height: var(--circle-diameter);
  border: 2px solid var(--highlight-name);
  border-radius: var(--radius-circle);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 0.5rem;
}

#workTimeline .experience-circle img{
  width: 120%;
  height: 120%;
  object-fit:contain;
}

#workTimeline .experience-details {
  flex: 1;
}

/* For #educationTimeline */

#educationTimeline::before {
  content: "";
  position: absolute;
  top: 0;
  right: calc(0.5rem + var(--circle-diameter) / 2);
  width: 2px;
  height: 100%;
  background: var(--highlight-name);
  z-index:-1;
}

#educationTimeline .experience-item {
  display: flex;
  flex-direction: row-reverse;  /* mirror: text on left, image on right */
  align-items: center;
  margin: 0.35rem 0;
}

#educationTimeline .experience-circle {
  width: var(--circle-diameter);
  height: var(--circle-diameter);
  border: 2px solid var(--highlight-name);
  border-radius: var(--radius-circle);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 0.5rem;
}

#educationTimeline .experience-circle img{
  width:120%;
  height:120%;
  object-fit:contain;
}

#educationTimeline .experience-details {
  flex: 1;
  text-align: right;
}

.experience-date {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--highlight-name);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: clamp(0.6em, 2vw, 0.6em);
}

.experience-name {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: clamp(0.8em, 2vw, 0.8em);
}

.experience-role {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--highlight-name);
  text-transform: uppercase;
  letter-spacing: 0em;
  font-size: clamp(0.6em, 2vw, 0.6em);
}

#workTimeline .experience-role{
  color: var(--r);
}

.experience-GPA {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: clamp(0.55em, 2vw, 0.5em);
}

/* ==========================================================================
   5.7 Technology Filter
   ========================================================================== */
/* Technology Filter Section */

#technologies, 
#technologies * {
  font-family: 'Montserrat', sans-serif;
  letter-spacing: -0.05em; 
}

#technologies {
  background: none;
  box-shadow: none;
  border: none;
  border-left: none;
  border-radius: 0;
  padding: 0rem;
  margin:0 auto 1.5rem;
  opacity: 1;        
  transform: none;   
  transition: none;
  max-width: 1000px;
}

section#technologies::before {
  background: none;
}

#technologies h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: clamp(1em, 2vw, 1em);
}

/* Container for the tech buttons */
.tech-filter-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xxs);
  justify-content: center;
}

/* Individual tech button styling */
.tech-filter-btn {
  border: 2px solid;
  padding: var(--space-xs) var(--space-xs);
  background: transparent;
  cursor: pointer;
  transition: border-color var(--transition-quick), box-shadow var(--transition-normal);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--font-family-headings);

}

.tech-filter-btn i {
  font-size: var(--font-size-xl);
  color: var(--font-family-headings);
  transition: color var(--transition-quick);
}

.tech-filter-btn:hover {
  border-color: var(--highlight-name);
}

.tech-filter-btn:hover i {
  color: var(--highlight-name);
}

/* Active state */
.tech-filter-btn.active {
  border-color: var(--highlight-name);
  box-shadow: 0 0 5px var(--highlight-name);
}

.tech-filter-btn.active i {
  color: var(--highlight-name);
}

.tech-filter-btn.active span, .tech-filter-btn:hover span {
  font-weight: var(--font-weight-bold);
  color: var(--highlight-name);
}

/* ==========================================================================
   6. Footer
   ========================================================================== */

footer {
  width: 100%;
  background-color: var(--footer-bg);
  color: var(--footer-text-color);
  padding: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ==========================================================================
   7. Modal Window
   ========================================================================== */

.modal {
  display: none;
  position: fixed;
  z-index: var(--z-modal);
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgb(0 0 0 / 60%);
}

.modal-content {
  position: relative;
  background-color: var(--modal-bg);
  margin: 10% auto;
  padding: var(--space-sm);
  border-left: 4px solid var(--modal-border-left);
  width: 80%;
  max-width: 500px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  transform: translateY(-20px);
  opacity: 0;
  animation: modalFadeIn var(--transition-normal) forwards;
}

@keyframes modalFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-content a {
  color: var(--modal-content-a);
  text-decoration: none;
  font-weight: var(--font-weight-bold);
  transition: color var(--transition-quick), transform var(--transition-bounce);
  display: inline-block;
}

.modal-content a:hover {
  color: var(--highlight-name);
  text-decoration: underline;
  transform: translateY(-1px);
}

.modal-content .close {
  position: absolute;
  top: var(--space-xs);
  right: var(--space-sm);
  color: #aaa;
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  transition: color var(--transition-quick), transform var(--transition-bounce);
}

.modal-content .close:hover,
.modal-content .close:focus {
  color: var(--highlight-name);
  transform: scale(1.1);
}

/* ==========================================================================
   8. Media Queries
   ========================================================================== */
@media (min-width: 1235px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2vw, 2rem);
  }
  
  .project-item {
    min-height: 400px;
  }
}

@media (max-width: 1215px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
  }
  
  .project-item {
    min-height: 380px;
  }
  
  p, .text-block {
    line-height: 1.8; 
  }
   
  section {
    margin-bottom: 3rem;
    padding: 1rem 1rem 0rem 1rem;
  }
   
  .container {                   
    padding: 0rem 1.5rem 0rem 1.5rem;
  }

  nav, .main-nav {
    display: flex;
    flex-direction: row;
    gap: clamp(0.1rem, 0.5vw, 0.5rem);
    flex-shrink: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .highlight-block img {
    max-width: 100%;
  }
  
  .text-block {
    padding: 0rem;
  }
}

@media (max-width: 900px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(0.8rem, 2vw, 1.5rem);
  }
  
  .project-item {
    min-height: 350px;
  }
  
  p, .text-block {
    line-height: 1.8; 
  }
   
  section {
    margin-bottom: 3rem;
    padding: 1rem 1rem 0rem 1rem;
  }
   
  .container {                   
    padding: 0rem 1.5rem 0rem 1.5rem;
  }

  nav, .main-nav {
    display: flex;
    flex-direction: row;
    gap: clamp(0.1rem, 0.5vw, 0.5rem);
    flex-shrink: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .highlight-block img {
    max-width: 100%;
  }
  
  .text-block {
    padding: 0rem;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media(max-width:660px){
  /* Maintain 2 project columns */
  .projects-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: clamp(0.6rem, 1.5vw, 1.2rem);
  }
  
  .project-item {
    min-height: 320px;
    max-width: 70%;
    margin: 0 auto;
  }

  .exp-tab.active::after {
    top: 38%;
  }
  
  .experience-tabs {
    gap: 30%;
  }

  :root{
    --circle-diameter: 3.6rem;
  }

  #educationTimeline .experience-item {
    margin: 0.55rem 0;
  }

  #workTimeline .experience-item {
    margin: 0.5rem 0;
  }

  .map-container {
    height: 150px;
    margin-top: 4rem;
  }
  
  .social-links{
    top: -0.5rem;
  }

  .project-item {
    width: 100%;
    height: auto;
  }
}

@media (max-width: 550px) {
  /* Still maintain 2 columns */
  .projects-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 0.6rem;
  }
  
  .project-item {
    padding: clamp(0.6rem, 1.5vw, 0.8rem);
    min-height: 280px;
  }
  
  /* Optimize for smaller screens */
  .project-description {
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  .tech-pill {
    padding: 0.2rem 0.4rem;
    font-size: clamp(0.55rem, 1.3vw, 0.65rem);
  }
  
  .project-link {
    min-width: 100px;
    padding: 0.4em 0.8em;
  }
  
  .main-content{
    margin-top: 0rem;
  }
  
  .social-links{
    right: -0.8rem;
  }
}

@media(max-width: 470px){
  /* Maintain 2 columns even on smaller screens */
  .projects-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 0.5rem;
  }
  
  .project-item {
    padding: 0.5rem;
    min-height: 250px;
  }
  
  /* Optimize content for very small screens */
  .project-title {
    font-size: clamp(0.8rem, 2.2vw, 1rem);
    margin-bottom: 0.3rem;
  }
  
  .project-description {
    font-size: clamp(0.65rem, 1.8vw, 0.75rem);
    -webkit-line-clamp: 2;
    margin-bottom: 0.3rem;
  }
  
  .social-links{
    right:-1.2rem;
  }
}

@media(max-width: 382px){
  /* Only switch to single column at the very smallest screens */
  .projects-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 0.4rem;
  }
  
  .project-item {
    padding: 0.4rem;
    min-height: 220px;
  }
  
  /* Extremely minimal content for very small screens */
  .project-description {
    -webkit-line-clamp: 1;
  }
  
  .tech-pill {
    padding: 0.1rem 0.3rem;
    font-size: 0.5rem;
  }

  .project-link {
    min-width: 80px;
    padding: 0.3em 0.6em;
    font-size: 0.7rem;
  }
  
  #experienceSection.active{
    width:112%;
    left: -6%;
  }
}

/* Add a final breakpoint for extremely small devices */
@media(max-width: 320px){
  /* Finally switch to 1 column for extremely small devices */
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
  
  .project-item {
    max-width: 90%;
    margin: 0 auto;
    min-height: 250px;
  }
  
  /* Restore some spacing for single column */
  .project-description {
    -webkit-line-clamp: 2;
  }
}