/* ===========================================
   PORTFOLIO WEBSITE STYLESHEET
   Author: Pratik Abhang
   Version: 1.0
   Description: Modern, responsive portfolio with theme switching
   =========================================== */

/* ===========================================
   CSS RESET AND BASE STYLES
   =========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ===========================================
   CSS VARIABLES FOR THEMING SYSTEM
   =========================================== */
:root {
  /* Default Light Theme Variables */
  --bg-color: #ffffff;
  --secondary-bg: #f5f5f5;
  --card-bg: #ffffff;
  --nav-bg: #ffffff;
  --section-bg: #ffffff;
  --text-color: #000000;
  --primary-color: #000000;
  --secondary-color: #333333;
  --accent-color: #1a1a1a;
  --hover-color: rgba(0, 0, 0, 0.08);
  --border-color: #e0e0e0;
  --icon-color: #000000;
  --card-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  --nav-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
  --btn-color: #333333;
  --btn-text-color: #ffffff;
  --btn-hover-bg-color: #4d4d4d;
  --btn-hover-color: #ffffff;
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --bg-color: #0d0d0d;
  --secondary-bg: #1a1a1a;
  --card-bg: #1a1a1a;
  --nav-bg: #1a1a1a;
  --section-bg: #121212;
  --text-color: #ffffff;
  --primary-color: #ffffff;
  --secondary-color: #cccccc;
  --accent-color: #f2f2f2;
  --hover-color: rgba(255, 255, 255, 0.08);
  --border-color: #333333;
  --icon-color: #ffffff;
  --card-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  --nav-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  --btn-color: #4d4d4d;
  --btn-text-color: #f0f0f0;
  --btn-hover-bg-color: #666666;
  --btn-hover-color: #ffffff;
}

/* Color Theme Variations - Black */
[data-color="black"]:not([data-theme="dark"]) {
  --primary-color: #1a1a1a;
  --secondary-color: #333333;
  --accent-color: #4d4d4d;
  --text-color: #1a1a1a;
  --secondary-bg: #f0f0f0;
  --border-color: #d9d9d9;
  --icon-color: #1a1a1a;
  --hover-color: rgba(0, 0, 0, 0.08);
  --btn-color: #333333;
  --btn-text-color: #ffffff;
  --btn-hover-bg-color: #4d4d4d;
  --btn-hover-color: #ffffff;
}

[data-theme="dark"][data-color="black"] {
  --primary-color: #898888;
  --secondary-color: #e0e0e0;
  --accent-color: #b3b3b3;
  --text-color: #dddddd;
  --secondary-bg: #121212;
  --border-color: #333333;
  --icon-color: #f5f5f5;
  --hover-color: rgba(255, 255, 255, 0.08);
  --btn-color: #4d4d4d;
  --btn-text-color: #f0f0f0;
  --btn-hover-bg-color: #666666;
  --btn-hover-color: #ffffff;
}

/* Color Theme Variations - Blue */
[data-color="blue"]:not([data-theme="dark"]) {
  --primary-color: #1a73e8;
  --secondary-color: #4285f4;
  --accent-color: #669df6;
  --text-color: #0d47a1;
  --secondary-bg: #e8f0fe;
  --border-color: #bbdefb;
  --icon-color: #1a73e8;
  --hover-color: rgba(26, 115, 232, 0.08);
  --btn-color: #1a73e8;
  --btn-text-color: #ffffff;
  --btn-hover-bg-color: #4285f4;
  --btn-hover-color: #ffffff;
}

[data-theme="dark"][data-color="blue"] {
  --primary-color: #8ab4f8;
  --secondary-color: #a6c5f7;
  --accent-color: #c3d7fa;
  --text-color: #bbdefb;
  --secondary-bg: #0d2b50;
  --border-color: #1a3e6f;
  --icon-color: #8ab4f8;
  --hover-color: rgba(138, 180, 248, 0.08);
  --btn-color: #8ab4f8;
  --btn-text-color: #0d2b50;
  --btn-hover-bg-color: #a6c5f7;
  --btn-hover-color: #0d2b50;
}

/* Color Theme Variations - Green */
[data-color="green"]:not([data-theme="dark"]) {
  --primary-color: #0b8043;
  --secondary-color: #34a853;
  --accent-color: #5bb974;
  --text-color: #0b5300;
  --secondary-bg: #e6f4ea;
  --border-color: #b7e1c1;
  --icon-color: #0b8043;
  --hover-color: rgba(11, 128, 67, 0.08);
  --btn-color: #34a853;
  --btn-text-color: #ffffff;
  --btn-hover-bg-color: #5bb974;
  --btn-hover-color: #ffffff;
}

[data-theme="dark"][data-color="green"] {
  --primary-color: #81c995;
  --secondary-color: #a5d6a7;
  --accent-color: #c8e6c9;
  --text-color: #a5d6a7;
  --secondary-bg: #1b3e24;
  --border-color: #2e4e36;
  --icon-color: #81c995;
  --hover-color: rgba(129, 201, 149, 0.08);
  --btn-color: #a5d6a7;
  --btn-text-color: #1b3e24;
  --btn-hover-bg-color: #c8e6c9;
  --btn-hover-color: #1b3e24;
}

/* Color Theme Variations - Red */
[data-color="red"]:not([data-theme="dark"]) {
  --primary-color: #d32f2f;
  --secondary-color: #f44336;
  --accent-color: #e57373;
  --text-color: #b71c1c;
  --secondary-bg: #ffebee;
  --border-color: #ffcdd2;
  --icon-color: #d32f2f;
  --hover-color: rgba(211, 47, 47, 0.08);
  --btn-color: #f44336;
  --btn-text-color: #ffffff;
  --btn-hover-bg-color: #e57373;
  --btn-hover-color: #ffffff;
}

[data-theme="dark"][data-color="red"] {
  --primary-color: #f28b82;
  --secondary-color: #f6aea9;
  --accent-color: #f9d7d5;
  --text-color: #f6aea9;
  --secondary-bg: #3c0a0a;
  --border-color: #5e1a1a;
  --icon-color: #f28b82;
  --hover-color: rgba(242, 139, 130, 0.08);
  --btn-color: #f6aea9;
  --btn-text-color: #3c0a0a;
  --btn-hover-bg-color: #f9d7d5;
  --btn-hover-color: #3c0a0a;
}

/* Color Theme Variations - Yellow */
[data-color="yellow"]:not([data-theme="dark"]) {
  --primary-color: #fbc02d;
  --secondary-color: #f7e540;
  --accent-color: #d0c34a;
  --text-color: #5d4037;
  --secondary-bg: #fffde7;
  --border-color: #ffecb3;
  --icon-color: #fbc02d;
  --hover-color: rgba(251, 192, 45, 0.08);
  --btn-color: #fbc02d;
  --btn-text-color: #5d4037;
  --btn-hover-bg-color: #d0c34a;
  --btn-hover-color: #5d4037;
}

[data-theme="dark"][data-color="yellow"] {
  --primary-color: #c9b500;
  --secondary-color: #fff176;
  --accent-color: #fff59d;
  --text-color: #fff9c4;
  --secondary-bg: #332900;
  --border-color: #665200;
  --icon-color: #ffeb3b;
  --hover-color: rgba(255, 235, 59, 0.08);
  --btn-color: #fff176;
  --btn-text-color: #332900;
  --btn-hover-bg-color: #fff59d;
  --btn-hover-color: #332900;
}

/* Hover Shadow Variations Based on Color Theme */
[data-color="blue"] { --hover-shadow: 0 10px 25px rgba(26, 115, 232, 0.25); }
[data-color="green"] { --hover-shadow: 0 10px 25px rgba(11, 128, 67, 0.25); }
[data-color="red"] { --hover-shadow: 0 10px 25px rgba(211, 47, 47, 0.25); }
[data-color="yellow"] { --hover-shadow: 0 10px 25px rgba(251, 192, 45, 0.25); }
[data-color="black"] { --hover-shadow: 0 10px 25px rgba(0, 0, 0, 0.2); }

[data-theme="dark"][data-color="blue"] { --hover-shadow: 0 10px 25px rgba(138, 180, 248, 0.25); }
[data-theme="dark"][data-color="green"] { --hover-shadow: 0 10px 25px rgba(129, 201, 149, 0.25); }
[data-theme="dark"][data-color="red"] { --hover-shadow: 0 10px 25px rgba(242, 139, 130, 0.25); }
[data-theme="dark"][data-color="yellow"] { --hover-shadow: 0 10px 25px rgba(255, 235, 59, 0.25); }
[data-theme="dark"][data-color="black"] { --hover-shadow: 0 10px 25px rgba(255, 255, 255, 0.1); }

/* ===========================================
   BASE HTML AND BODY STYLES
   =========================================== */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: "Poppins", sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  touch-action: manipulation;
}

/* ===========================================
   TYPOGRAPHY AND ELEMENT STYLES
   =========================================== */
a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-color);
}

h3 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-color);
  text-align: center;
  margin-bottom: 2rem;
  font-size: 2.2rem;
}

p {
  color: var(--text-color);
  line-height: 1.6;
}

/* ===========================================
   SECTION STYLING
   =========================================== */
section {
  padding: 100px 0;
  min-height: 15vh;
  position: relative;
  overflow: hidden;
  background-color: var(--section-bg);
}

.section-container {
  max-width: 1200px;
  margin: auto;
  padding: 0 2rem;
}

.section__text__p1 {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  opacity: 0;
  animation: fadeIn 1s ease forwards 0.3s;
}

.titleh {
  font-size: 3.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
  position: relative;
  color: var(--text-color);
  opacity: 0;
  animation: fadeIn 1s ease forwards 0.5s;
}

.titleh::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.titleh:hover::after {
  background: var(--secondary-color);
  width: 120px;
}

.title {
  font-size: 3.5rem;
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
  color: var(--text-color);
  opacity: 0;
  animation: fadeIn 1s ease forwards 0.5s;
}

.title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.title:hover::after {
  background: var(--secondary-color);
  width: 120px;
}

/* ===========================================
   HEADER AND NAVIGATION STYLES
   =========================================== */
header {
  position: flex;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
  background-color: var(--nav-bg);
  padding: 0.5rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--nav-shadow);
}

/* Logo Styling */
.logo {
  font-size: 2.5rem;
  font-weight: bold;
  cursor: pointer;
  display: block;
  position: relative;
  color: var(--text-color);
  padding: 0.5rem 1rem;
  margin: 0.2rem 0 0.3rem 0;
  border-radius: 10px;
  text-align: center;
  transition: color 0.3s ease-in-out, transform 0.3s ease-in-out;
}

.logo::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 10px;
  border: 2px dashed transparent;
  transition: border-color 0.3s ease-in-out;
  pointer-events: none;
}

.logo:hover {
  color: var(--primary-color);
  transform: scale(1.05);
}

.logo:hover::before {
  border-color: var(--primary-color);
}

/* Desktop Navigation Styling */
#desktop-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links li {
  transition: transform 0.3s ease;
}

.nav-links li:hover {
  transform: translateY(-3px);
}

.nav-links a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-color);
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  position: relative;
  transition: color 0.3s ease, border 0.3s ease;
}

.nav-links a::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 6px;
  border: 2px dashed transparent;
  transition: border-color 0.3s ease-in-out;
  pointer-events: none;
}

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

.nav-links a:hover::before {
  border-color: var(--primary-color);
}

/* Mobile Navigation Styling */
#hamburger-nav {
  display: none;
}

/* MENU CONTAINER (hidden by default) */
#hamburger-nav .menu-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--nav-bg);
  width: 0;
  overflow: hidden;
  transition: all 0.3s ease-in-out;
  border-radius: 10px;
  box-shadow: var(--card-shadow);
  z-index: 10;
  padding: 0;
}

/* MENU LINKS */
#hamburger-nav .menu-links a {
  display: block;
  padding: 0.8rem 1.2rem;
  text-align: center;
  font-size: 1rem;
  color: var(--text-color);
  text-decoration: none;
  width: 100%;
  transition: background-color 0.3s ease;
}

#hamburger-nav .menu-links a:hover {
  background-color: var(--hover-color);
  border-radius: 5px;
}

/* REMOVE BULLETS */
#hamburger-nav .menu-links li {
  list-style: none;
  margin: 0;
}

/* OPEN STATE */
#hamburger-nav .menu-links.open {
  width: 220px;
  padding: 1rem 0.5rem;
}

/* HAMBURGER ICON */
.hamburger-menu {
  position: relative;
  display: inline-block;
}

.hamburger-icon {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 22px;
  width: 28px;
  cursor: pointer;
}

.hamburger-icon span {
  width: 100%;
  height: 3px;
  background-color: var(--text-color);
  transition: all 0.3s ease-in-out;
  border-radius: 3px;
}

/* ANIMATION ON OPEN */
.hamburger-icon.open span:first-child {
  transform: rotate(45deg) translate(5px, 5px);
}

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

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

/* ===========================================
   HOME/HERO SECTION STYLES
   =========================================== */
#home {
  justify-content: center;
  align-items: center;
  padding: 2.5rem;
  margin-bottom: 2rem;
  padding-top: 40px; /* Account for fixed header */
}

.profile__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 5rem;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.section__text {
  flex: 1;
  align-self: center;
  text-align: left;
  opacity: 0;
  animation: fadeIn 1s ease forwards 0.5s;
}

.section__text__p1 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.section__text__p2 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--text-color);
  font-weight: 500;
  text-align: justify;
  display: flex;
  justify-content: center;
  text-align: center;
}

.section__pic-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 400px;
  width: 400px;
  border-radius: 50%;
  overflow: hidden;
  border: 3.2px dashed var(--primary-color);
  padding: 4px;
  animation: smoothFloat 3s ease-in-out infinite;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.section__pic-container:hover {
  transform: scale(1.05);
  box-shadow: var(--hover-shadow);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  transition: transform 0.3s ease;
}

.section__pic-container:hover .profile-img {
  transform: scale(0.95);
}

.btn-container {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  width: 10rem;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 2rem;
  cursor: pointer;
  user-select: none;
  opacity: 0;
  animation: fadeIn 1s ease forwards 0.9s;
  transition: border-radius 300ms ease, transform 300ms ease, background-color 300ms ease, color 300ms ease;
}

.btn-text, .btn-icon {
  display: inline-block;
  transition: transform 300ms ease;
}

.btn:hover .btn-text,
.btn:hover .btn-icon {
  transform: none;
}

.btn-color-1, .btn-color-2 {
  border: 0.1rem solid var(--primary-color);
}

.btn-color-1 {
  background-color: var(--btn-color);
  color: var(--btn-text-color);
}

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

.btn-color-1:hover, .btn-color-2:hover {
  border-radius: 0.75rem;
  transform: translateY(-5px) scale(1.05);
  box-shadow: var(--hover-shadow);
}

.socials__vertical {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-right: 2rem;
  opacity: 0;
  animation: fadeIn 1s ease forwards 0.7s;
}

.social-icon {
  font-size: 2.5rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  transition: transform 0.3s ease;
  background: none;
  box-shadow: none;
}

.social-icon i {
  color: var(--icon-color);
  transition: color 0.3s ease, transform 0.3s ease;
}

.social-icon:hover i {
  transform: scale(1.2);
  color: var(--primary-color);
}

/* ===========================================
   ABOUT SECTION STYLES
   =========================================== */
#about {
  justify-content: center;
  align-items: center;
  padding: 2rem;
  margin-bottom: -3rem;
}

.about-container {
  max-width: 1200px;
  margin: 0 auto;
}

.about-card {
  background: var(--card-bg);
  border: 3px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--card-shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.about-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--hover-shadow);
}

.about-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-color);
  text-align: justify;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.details-card {
  background: var(--card-bg);
  border: 3px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.details-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--hover-shadow);
}

.details-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.details-item i {
  font-size: 1.4rem;
  width: 40px;
  height: 40px;
  background: var(--hover-color);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  color: var(--icon-color);
}

.details-item:hover i {
  background: #333;
  color: white;
}

.details-item:hover i.fa-flag {
  position: relative;
  color: transparent;
}

.details-item:hover i.fa-flag::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, #FF9933 33.33%, #FFFFFF 33.33%, #FFFFFF 66.66%, #138808 66.66%, #138808 100%);
  border-radius: 0.5rem;
  z-index: 1;
}

.details-item:hover i.fa-flag::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px solid #000080;
  background: radial-gradient(circle at center, #000080 20%, transparent 21%), repeating-conic-gradient(from 0deg, rgba(0, 0, 128, 0.9) 0deg 12deg, rgba(0, 0, 128, 0.4) 12deg 15deg, transparent 15deg 30deg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100% 100%;
  z-index: 2;
}

.details-item:hover i.fa-language {
  background: #ffe100;
  color: #000;
}

.details-item:hover i.fa-calendar-days {
  background: #6a5acd;
  color: white;
}

.details-item:hover i.fa-face-grin-hearts {
  background: #ff69b4;
  color: white;
}

/* ===========================================
   EDUCATION SECTION STYLES
   =========================================== */
#education {
  justify-content: center;
  align-items: center;
}

.education-location {
  margin-top: 0.8rem;
  font-style: italic;
  font-weight: 500;
  color: var(--secondary-color);
}

/* ===========================================
   SKILLS SECTION STYLES
   =========================================== */
#skills {
  justify-content: center;
  align-items: center;
  padding: 2rem;
  margin-bottom: -1rem;
}

.skills-container {
  max-width: 1200px;
  margin: 0 auto;
  gap: 2rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1.5rem;
  justify-items: center;
}

.skill-card {
  width: 100%;
  height: 150px;
  background-color: var(--card-bg);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
  transition: transform 0.8s ease, box-shadow 0.8s ease, background-color 0.4s ease, border 0.4s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  opacity: 0;
  animation: fadeInUp 1.2s ease forwards, floatCard 6s ease-in-out infinite;
  border: 3px solid var(--border-color);
  position: relative;
  cursor: default;
}

.skill-card:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: var(--hover-shadow);
  border-color: var(--primary-color);
}

.skill-card i {
  font-size: 3rem;
  margin-bottom: 1rem;
  transition: color 1s ease, transform 1s ease, opacity 1s ease;
  opacity: 1;
}

.skill-card p {
  font-size: 1.1rem;
  font-weight: 500;
  transition: all 0.8s ease;
  color: var(--text-color, #333);
}

/* Skill-specific Icon Colors */
.skill-card[data-skill="java"] i { color: #FF8C00; }
.skill-card[data-skill="python"] i { color: #3776AB; }
.skill-card[data-skill="sql"] i { color: #e38c00; }
.skill-card[data-skill="javascript"] i { color: #F7DF1E; }
.skill-card[data-skill="html"] i { color: #E34F26; }
.skill-card[data-skill="css"] i { color: #1572B6; }
.skill-card[data-skill="react"] i { color: #61DAFB; }
.skill-card[data-skill="nodejs"] i { color: #339933; }
.skill-card[data-skill="springboot"] i { color: #6DB33F; }
.skill-card[data-skill="django"] i { color: #092E20; }
.skill-card[data-skill="firebase"] i { color: #FFCA28; }
.skill-card[data-skill="redis"] i { color: #DC382D; }
.skill-card[data-skill="docker"] i { color: #2496ED; }
.skill-card[data-skill="github"] i { color: #181717; }
.skill-card[data-skill="vscode"] i { color: #007ACC; }
.skill-card[data-skill="postman"] i { color: #FF6C37; }
.skill-card[data-skill="google"] i { color: #4285F4; }
.skill-card[data-skill="microsoft"] i { color: #737373; }
.skill-card[data-skill="oop"] i { color: #9C27B0; }
.skill-card[data-skill="dsa"] i { color: #00ACC1; }
.skill-card[data-skill="sdlc"] i { color: #3F51B5; }
.skill-card[data-skill="restapi"] i { color: #607D8B; }
.skill-card[data-skill="cloud"] i { color: #00C853; }
.skill-card[data-skill="systemdesign"] i { color: #FF5722; }
.skill-card[data-skill="cybersecurity"] i { color: #607D8B; }
.skill-card[data-skill="ai"] i { color: #00BFA5; }
.skill-card[data-skill="communication"] i { color: #2196F3; }
.skill-card[data-skill="teamwork"] i { color: #4CAF50; }
.skill-card[data-skill="critical-thinking"] i { color: #FF9800; }
.skill-card[data-skill="adaptability"] i { color: #9C27B0; }
.skill-card[data-skill="organizational"] i { color: #795548; }

[data-theme="dark"] .skill-card i {
  filter: brightness(1.2);
}

/* ===========================================
   EXPERIENCE SECTION STYLES
   =========================================== */
#experience {
  justify-content: center;
  align-items: center;
  padding: 2rem;
  margin-bottom: -3rem;
}

.experience-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h3 {
  font-size: 2rem;
  position: relative;
  display: inline-block;
  color: var(--text-color);
}

.section-title h3::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.section-title h3:hover::after {
  background: var(--secondary-color);
  width: 120px;
}

.experience-card {
  display: flex;
  flex-direction: row;
  background: var(--card-bg);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  margin-bottom: 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
  border: 3px solid var(--border-color);
}

.experience-card:nth-child(even) {
  flex-direction: row-reverse;
}

.experience-card.animate {
  animation: fadeInUp 0.6s ease forwards;
}

.experience-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--hover-shadow);
}

.experience-details {
  flex: 1;
  padding: 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.experience-details h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  text-align: left;
}

.experience-company {
  color: var(--icon-color);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  font-style: italic;
}

.experience-desc {
  color: var(--text-color);
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* ===========================================
   PROJECTS SECTION STYLES
   =========================================== */
#projects {
  justify-content: center;
  align-items: center;
  padding: 2rem;
  margin-bottom: -3rem;
}

.projects-container {
  max-width: 1200px;
  margin: 0 auto;
}

.project-card {
  display: flex;
  flex-direction: row;
  background: var(--card-bg);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  margin-bottom: 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
  border: 3px solid var(--border-color);
  max-height: 1200px;
}

.project-card:nth-child(even) {
  flex-direction: row-reverse;
}

.project-card.animate {
  animation: fadeInUp 0.6s ease forwards;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--hover-shadow);
}

.project-details {
  flex: 1;
  padding: 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-details h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  text-align: left;
}

.project-tech {
  color: var(--icon-color);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  font-style: italic;
}

.project-desc {
  color: var(--text-color);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.project-links {
  display: flex;
  gap: 1rem;
}

.project-links a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  border-radius: 0.5rem;
  background: var(--hover-color);
  color: var(--text-color);
  font-weight: 500;
  transition: all 0.3s ease;
}

.project-links a:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.project-links a i {
  font-size: 1rem;
}

/* ===========================================
   CONTACT SECTION STYLES
   =========================================== */
#contact {
  justify-content: center;
  align-items: center;
  padding: 2rem;
  margin-bottom: -3rem;
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
}

.contact-form {
  flex: 1;
  min-width: 260px;
  background: var(--card-bg);
  border-radius: 1rem;
  padding: 2.5rem;
  box-shadow: var(--card-shadow);
  border: 2px solid var(--border-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-form:hover {
  transform: translateY(-4px);
  box-shadow: var(--hover-shadow);
}

.form-group {
  margin-bottom: 1.3rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  font-family: "Poppins", sans-serif;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  background-color: var(--card-bg);
  color: var(--text-color);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(51, 51, 51, 0.08);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit {
  display: flex;
  justify-content: center;
  margin-top: 1.2rem;
}

.form-submit button {
  width: 100%;
  padding: 0.9rem;
  border: 0.12rem solid var(--primary-color);
  border-radius: 1.8rem;
  background-color: var(--primary-color);
  color: var(--btn-text-color, #fff);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-radius 0.3s ease, transform 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  position: relative;
  overflow: hidden;
}

.form-submit button:hover {
  border-radius: 0.7rem;
  transform: translateY(-2px);
  box-shadow: var(--hover-shadow);
}

.form-submit button.sending {
  pointer-events: none;
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.form-submit button.sending::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border: 2px solid transparent;
  border-top: 2px solid #fff;
  border-radius: 0.5rem;
  animation: spin-border 1s linear infinite;
}

.form-submit button .btn-icon {
  transition: transform 0.3s ease;
}

.form-submit button:hover .btn-icon {
  transform: scale(1.1);
}

.form-status {
  text-align: center;
  opacity: 0;
  transition: opacity 0.5s ease;
  margin-top: 0.8rem;
  font-weight: 500;
  font-size: 0.9rem;
}

.form-status.success {
  color: #2ecc71;
}

.form-status.error {
  color: #e74c3c;
}

.form-status.show {
  opacity: 1;
}

.contact-form .social-icons {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
  gap: 1.2rem;
}

.contact-form .social-icons a {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;       /* Optional: keeps a round clickable area */
  background: transparent;  /* Remove background */
  color: var(--text-color); /* Default icon color */
  font-size: 1.5rem;
  transition: transform 0.3s ease, color 0.3s ease; /* Smooth hover */
}

.contact-form .social-icons a:hover {
  transform: scale(1.3);        /* Zoom icon */
  color: var(--primary-color);  /* Optional color change on hover */
  background: transparent;      /* Ensure no bg on hover */
}


/* ===========================================
   FOOTER STYLES
   =========================================== */
footer {
  padding: 3rem 2rem;
  text-align: center;
  background-color: var(--card-bg);
}

.footer-navigation {
  margin-bottom: 2rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-links li {
  display: inline-block;
}

.footer-links a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-color);
  transition: all 0.3s ease;
}

.footer-links a:hover {
  color: var(--primary-color);
  transform: translateY(-3px);
}

.footer-copy {
  font-size: 1rem;
  color: var(--text-color);
}

/* ===========================================
   THEME TOGGLE AND COLOR PICKER STYLES
   =========================================== */
.theme-nav-container {
  position: fixed;
  top: 48%;
  left: 2.5rem;
  transform: translateY(-50%);
  display: flex
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem;
  margin-top: 15px;
  border-radius: 8px;
  background: var(--hover-color);
  z-index: 1000;
  transition: all 0.3s ease;
  
}

.theme-toggle-nav {
  position: relative;
  width: 25px;
  height: 50px;
}

.theme-switch-nav {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.theme-label-nav {
  position: relative;
  display: block;
  width: 24px;
  height: 44px;
  background-color: var(--card-bg);
  border-radius: 22px;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  border: 1px solid rgba(0, 0, 0, 0.1);
  transition: all 0.4s ease;
}

.theme-ball-nav {
  position: absolute;
  width: 16px;
  height: 16px;
  top: 3px;
  left: 3px;
  background-color: var(--primary-color);
  border-radius: 50%;
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  box-shadow: var(--hover-shadow);
  z-index: 2;
}

.theme-label-nav i {
  position: absolute;
  font-size: 12px;
  z-index: 1;
}

.theme-label-nav .fa-moon { top: 6px; left: 6px; color: #f1c40f; }
.theme-label-nav .fa-sun { bottom: 6px; left: 5px; color: #f39c12; }

.theme-switch-nav:checked + .theme-label-nav .theme-ball-nav { transform: translateY(20px); }
.theme-switch-nav:focus + .theme-label-nav { box-shadow: 0 0 0 2px var(--primary-color); }
.theme-label-nav:hover { filter: brightness(0.95); }
.theme-label-nav:active .theme-ball-nav { transform: scale(0.9); }
.theme-switch-nav:checked + .theme-label-nav:active .theme-ball-nav { transform: translateY(20px) scale(0.9); }

.color-picker-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.color-option-nav {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.color-option-nav:hover { transform: scale(1.1); box-shadow: 0 2px 6px rgba(0,0,0,0.2); }

.color-option-nav[data-color="black"] { background-color: #000; }
.color-option-nav[data-color="red"] { background-color: #e74c3c; }
.color-option-nav[data-color="yellow"] { background-color: #f1c40f; }
.color-option-nav[data-color="blue"] { background-color: #3498db; }
.color-option-nav[data-color="green"] { background-color: #2ecc71; }

.color-picker-nav {
  display: flex;
  gap: 6px;
  padding: 4px;
  background: var(--card-bg);
  border-radius: 8px;
  box-shadow: var(--card-shadow);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.color-option-nav {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid #ffffff;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.color-option-nav:hover {
  transform: scale(1.3);
  box-shadow: var(--hover-shadow);
}

.color-option-nav:active {
  transform: scale(0.9);
}

.color-option-nav[data-color="black"] { background: #000000; }
.color-option-nav[data-color="red"] { background: #e74c3c; }
.color-option-nav[data-color="yellow"] { background: #f1c40f; }
.color-option-nav[data-color="green"] { background: #2ecc71; }
.color-option-nav[data-color="blue"] { background: #3498db; }

/* ===========================================
   SECTION NAVIGATION BUTTONS STYLES
   =========================================== */
.section-nav-container {
  position: fixed;
  top: 48%;
  right: 2.5rem;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  background: var(--hover-color);
 padding: 0.5rem;
  border-radius: 15px;
  box-shadow: var(--card-shadow);
  z-index: 1000;
  margin-top: 15px;
}

.section-nav-btn {
  width: 20px;
  height: 40px;
  border-radius: 40px;
  border: 2px solid var(--primary-color);
  background-color: var(--primary-color);
  color: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: all 0.3s ease;
}

.section-nav-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--hover-shadow);
}

/* ===========================================
   ANIMATION KEYFRAMES
   =========================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes smoothFloat {
  0% { transform: translateY(0); }
  50% { transform: translateY(10px); }
  100% { transform: translateY(0); }
}

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

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

@keyframes spin-border {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================================
   RESPONSIVE DESIGN - MEDIA QUERIES
   =========================================== */

/* Large Screens (1200px and below) */
@media (max-width: 1200px) {
  .profile__container {
    gap: 3rem;
  }
  
  .section__pic-container {
    height: 350px;
    width: 350px;
  }
}

/* Tablets (992px and below) */
@media (max-width: 992px) {
  .profile__container {
    flex-direction: column;
    text-align: center;
    gap: 2rem;
  }
  
  .socials__vertical {
    flex-direction: row;
    margin-right: 0;
    margin-bottom: 2rem;
    justify-content: center;
  }
  
  .section__text {
    text-align: center;
  }
  
  .contact-container {
    flex-direction: column;
    gap: 2rem;
  }
  
  .theme-nav-container {
    margin: 0 auto;
  }
}

/* Small Tablets (768px and below) */
@media (max-width: 768px) {
  #desktop-nav {
    display: none;
  }
  
  #hamburger-nav {
    display: flex;
  }
  
  .titleh, .title {
    font-size: 2.5rem;
  }
  
  .section__text__p1 {
    font-size: 1.2rem;
  }
  
  .section__text__p2 {
    font-size: 1.5rem;
  }
  
  .section__pic-container {
    height: 300px;
    width: 300px;
  }
  
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
  }
  
  .skill-card {
    height: 120px;
    padding: 1rem;
  }
  
  .skill-card i {
    font-size: 2.5rem;
  }
  
  .skill-card p {
    font-size: 1rem;
  }
  
  .experience-card, .project-card {
    flex-direction: column;
  }
  
  .experience-card:nth-child(even), .project-card:nth-child(even) {
    flex-direction: column;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }
  
  .nav-links {
    gap: 1rem;
  }
  
  .nav-links a {
    font-size: 1rem;
    padding: 0.5rem 1rem;
  }
  
  /* Hide section navigation buttons on mobile */
  .section-nav-container {
    display: none;
  }
  
  /* Hide theme toggle on mobile */
  .theme-nav-container {
    display: none;
  }
  
  /* Hide footer navigation on mobile */
  .footer-navigation {
    display: none;
  }
}

/* Mobile Phones (576px and below) */
@media (max-width: 576px) {
  section {
    padding: 60px 0;
  }
  
  .titleh, .title {
    font-size: 2rem;
  }
  
  .section__text__p1 {
    font-size: 1rem;
  }
  
  .section__text__p2 {
    font-size: 1.2rem;
  }
  
  .section__pic-container {
    height: 250px;
    width: 250px;
  }
  
  .btn-container {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 250px;
  }
  
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  }
  
  .skill-card {
    height: 100px;
    padding: 0.8rem;
  }
  
  .skill-card i {
    font-size: 2rem;
  }
  
  .skill-card p {
    font-size: 0.9rem;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
  
  .footer-copy {
    font-size: 0.9rem;
  }
}

/* Disable zoom on mobile */
@media (max-width: 768px) {
  body {
    touch-action: pan-y;
  }
  
  input, textarea, select {
    font-size: 16px; /* Prevents iOS zoom on focus */
  }
}

/* Accessibility - Screen Reader Only */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Mobile devices (max-width: 768px) */
@media (max-width: 768px) {
  .logo {
    font-size: 1.7rem;
    padding: 0.3rem 0.6rem;
    margin: 0.5rem auto;
    text-align: center;
    display: block;
  }
}