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

:root {
  --bg-color: #efebe1;
  --line-color: #cbd5e1;
  --margin-line-color: #f8aba6;
  --ink-color: #0f2292;
  --ink-light: rgba(15, 34, 146, 0.7);
  --font-hand: 'Kalam', cursive, sans-serif;
}

[data-theme="dark"] {
  --bg-color: #1a1a1a;
  --line-color: #333333;
  --margin-line-color: #5c3a3a;
  --ink-color: #d4d4d4;
  --ink-light: rgba(212, 212, 212, 0.7);
}

[data-theme="dark"] .hero-img {
  content: url("dark p.png");
  filter: none;
  mix-blend-mode: screen;
  background-color: transparent;
  padding: 0;
  box-shadow: none;
}

[data-theme="dark"] .doodle {
  opacity: 0.2;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  background-image: 
    linear-gradient(90deg, transparent 79px, var(--margin-line-color) 79px, var(--margin-line-color) 81px, transparent 81px),
    linear-gradient(var(--line-color) 1px, transparent 1px);
  background-size: 100% 100%, 100% 30px;
  background-position: 0 0, 0 22px;
  font-family: var(--font-hand);
  color: var(--ink-color);
  line-height: 30px;
  font-size: 1.2rem;
  overflow-x: hidden;
}

.container {
  width: 100%;
  margin: 0;
  padding: 0 40px 0 120px;
}

/* Typography */
h1, h2, h3, h4, a, button, p, span {
  font-family: var(--font-hand);
  color: var(--ink-color);
}

h1 { font-size: 3.5rem; margin-bottom: 30px; font-weight: 700; line-height: 60px; transform: translateY(5px); }
h2 { font-size: 2.5rem; margin-bottom: 30px; line-height: 60px; text-decoration: underline 2px solid var(--ink-color); text-underline-offset: 8px; display: inline-block; transform: translateY(10px); }
h3 { font-size: 1.8rem; line-height: 30px; margin-bottom: 0px; transform: translateY(-2px); }
a { text-decoration: none; position: relative; }
a:hover { color: var(--ink-light); }

.subtitle {
  font-size: 1.6rem;
  margin-bottom: 30px;
  text-decoration: underline 2px solid var(--ink-color);
  text-underline-offset: 6px;
  display: inline-block;
  line-height: 30px;
  transform: translateY(-1px);
}

/* Navigation */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 30px 0;
  position: relative;
  z-index: 100;
}
.logo {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}
.logo span {
  display: block;
  font-size: 1.2rem;
  font-weight: 400;
  border-bottom: 2px solid var(--ink-color);
  padding-bottom: 5px;
}
.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
}
.nav-links li { margin: 0; }
.nav-links a {
  display: inline-block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink-color);
  padding: 5px 0;
  transform: translateY(4px);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; width: 0%;
  height: 2px;
  background-color: var(--ink-color);
  transition: width 0.3s;
}
.nav-links a:hover::after { width: 100%; }

.hamburger { display: none; font-size: 2rem; cursor: pointer; color: var(--ink-color); background: none; border: none; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 8px 24px;
  font-size: 1.4rem;
  cursor: pointer;
  background: transparent;
  border: 2px solid var(--ink-color);
  transition: all 0.3s;
  text-align: center;
  text-decoration: none;
}
.btn-filled {
  background: repeating-linear-gradient(
    45deg,
    var(--ink-color),
    var(--ink-color) 2px,
    transparent 2px,
    transparent 6px
  );
  color: var(--ink-color);
  text-shadow: -2px -2px 0 var(--bg-color), 2px -2px 0 var(--bg-color), -2px 2px 0 var(--bg-color), 2px 2px 0 var(--bg-color);
  font-weight: bold;
}
.btn-filled:hover {
  background: var(--ink-color);
  color: white;
  text-shadow: none;
  transform: translateY(-2px);
}
.btn-filled i {
  color: white;
}
.btn-outlined {
  background: var(--bg-color);
}
.btn-outlined:hover {
  background: repeating-linear-gradient(
    45deg,
    var(--ink-light),
    var(--ink-light) 2px,
    transparent 2px,
    transparent 6px
  );
  color: white;
  transform: translateY(-2px);
}

/* Layout */
section {
  padding: 60px 0;
  position: relative;
}

/* Hero */
#hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 60px 0;
}
.hero-text { flex: 1.2; }
.hero-text p { font-size: 1.6rem; margin-bottom: 30px; max-width: 500px; line-height: 30px; }
.hero-buttons { display: flex; gap: 20px; flex-wrap: wrap; }
.hero-img-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
}
.hero-img {
  width: 100%;
  max-width: 500px;
  filter: grayscale(100%) contrast(1.2) sepia(100%) hue-rotate(195deg) saturate(3);
  mix-blend-mode: multiply;
}
.doodle {
  position: absolute;
  font-size: 2rem;
  opacity: 0.7;
}

/* Theme Button */
.theme-btn {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--ink-color);
  cursor: pointer;
  padding: 5px 10px;
  transition: transform 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transform: translateY(4px);
}
.theme-btn:hover {
  transform: translateY(4px) scale(1.1);
}
.doodle-1 { top: -20px; left: -20px; transform: rotate(-15deg); }
.doodle-2 { bottom: 20px; right: -30px; transform: rotate(15deg); }

/* Layout Sections */
.split-section {
  display: flex;
  flex-direction: column;
  gap: 60px;
  align-items: stretch;
}

/* About & Skills */
.about-me p { margin-bottom: 30px; font-size: 1.4rem; line-height: 30px; }
.skills-list { display: flex; flex-direction: column; gap: 20px; list-style: none; }
.skill-item { display: flex; align-items: center; gap: 15px; }
.skill-name { width: 140px; font-weight: 700; font-size: 1.2rem; }
.skill-item::before { content: "•"; font-weight: bold; margin-right: 5px; }
.skill-bar-wrapper {
  flex: 1;
  height: 20px;
  border: 2px solid var(--ink-color);
  padding: 2px;
  border-radius: 2px;
  background: var(--bg-color);
}
.skill-fill {
  height: 100%;
  background: repeating-linear-gradient(
    60deg,
    var(--ink-color),
    var(--ink-color) 2px,
    transparent 2px,
    transparent 6px
  );
}

/* Projects */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 30px;
}
.proj-card {
  border: 2px solid var(--ink-color);
  display: flex;
  flex-direction: column;
  background: transparent;
  transition: transform 0.2s;
  border-radius: 2px 8px 4px 6px;
  text-decoration: none;
}
.proj-card:hover {
  transform: translateY(-5px);
  box-shadow: 4px 4px 0 rgba(15, 34, 146, 0.2);
}
.proj-img {
  height: 180px;
  border-bottom: 2px solid var(--ink-color);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  background: transparent;
}
.proj-num {
  position: absolute;
  top: 10px;
  left: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  z-index: 2;
}
.proj-svg {
  width: 100%;
  height: 100%;
  padding: 20px;
  stroke: var(--ink-color);
  stroke-width: 2.5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.8;
  transition: opacity 0.3s, transform 0.3s;
}
.proj-card:hover .proj-svg {
  opacity: 1;
  transform: scale(1.05);
}
.proj-info {
  padding: 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.proj-info h3 { font-size: 1.6rem; margin-bottom: 30px; line-height: 30px; }
.proj-info p { font-size: 1.2rem; margin-bottom: 30px; line-height: 30px; }
.view-project {
  display: inline-block;
  font-weight: 700;
  font-size: 1.2rem;
  margin-top: auto;
}

/* Experience */
.experience-list { list-style: none; }
.exp-item { margin-bottom: 30px; }
.exp-item::before { content: "•"; font-weight: bold; margin-right: 10px; }
.exp-item h3 { display: inline; font-size: 1.5rem; line-height: 30px; }
.exp-item .exp-date { font-size: 1.2rem; font-style: italic; display: block; margin-left: 20px; line-height: 30px; }
.exp-item p { margin-left: 20px; font-size: 1.2rem; margin-bottom: 30px; line-height: 30px; }

/* Contact */
.contact-info { margin-bottom: 30px; }
.horizontal-contact {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: space-between;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 1.3rem;
  line-height: 30px;
  height: 30px;
}
.contact-item i {
  font-size: 1.5rem;
  width: 30px;
  text-align: center;
  line-height: 30px;
  height: 30px;
}
.c-form { display: flex; flex-direction: column; gap: 30px; }
.input-box input, .input-box textarea {
  width: 100%;
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
  font-family: var(--font-hand);
  font-size: 1.3rem;
  color: var(--ink-color);
  line-height: 30px;
  resize: none;
}
.input-box input { height: 30px; }
.input-box textarea { height: 120px; }
.input-box input:focus, .input-box textarea:focus {
  outline: none;
  background: transparent;
}
.input-box input::placeholder, .input-box textarea::placeholder {
  color: var(--ink-light);
}
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
textarea:-webkit-autofill,
textarea:-webkit-autofill:hover,
textarea:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--ink-color);
  transition: background-color 5000s ease-in-out 0s;
}
.g-recaptcha {
  margin-top: 30px;
}

.social-links {
  display: flex;
  gap: 30px;
  margin-bottom: 30px;
  justify-content: center;
  height: 60px;
  align-items: center;
}
.social-links a {
  font-size: 2.2rem;
  color: var(--ink-color);
  transition: transform 0.2s, color 0.2s;
}
.social-links a:hover {
  transform: translateY(-3px);
  color: var(--ink-light);
}

/* Custom Alert */
.custom-alert {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-color);
  color: var(--ink-color);
  padding: 15px 30px;
  border: 2px solid var(--ink-color);
  border-radius: 4px;
  font-family: var(--font-hand);
  font-size: 1.4rem;
  font-weight: 700;
  box-shadow: 4px 4px 0 rgba(15, 34, 146, 0.2);
  z-index: 9999;
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.4s ease;
  pointer-events: none;
}
[data-theme="dark"] .custom-alert {
  box-shadow: 4px 4px 0 rgba(212, 212, 212, 0.2);
}
.custom-alert.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Footer */
footer {
  text-align: center;
  padding: 30px 0;
  font-size: 1.2rem;
}

/* Responsive */
@media (max-width: 900px) {
  #hero { flex-direction: column; text-align: center; }
  .hero-buttons { justify-content: center; }
  .subtitle { margin: 0 auto 1rem auto; }
}

@media (max-width: 768px) {
  .container { padding: 0 15px 0 45px; } /* Adjust margin offset for mobile */
  
  body {
    background-image: 
      linear-gradient(90deg, transparent 29px, var(--margin-line-color) 29px, var(--margin-line-color) 31px, transparent 31px),
      linear-gradient(var(--line-color) 1px, transparent 1px);
  }

  /* Typography scaled down to prevent horizontal overflow, keeping 30px/60px line heights for the grid */
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.4rem; }
  .logo { font-size: 1.8rem; }
  .logo span { font-size: 1rem; }
  .subtitle { font-size: 1.2rem; }
  .hero-text p { font-size: 1.2rem; }
  
  /* Fix projects grid overflowing on very small screens */
  .projects-grid {
    grid-template-columns: 1fr; /* Single column on mobile */
  }

  /* Navigation */
  .nav-links { display: none; }
  .hamburger { display: block; }
  
  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--bg-color);
    padding: 20px;
    border-bottom: 2px solid var(--ink-color);
    border-top: 2px solid var(--ink-color);
    z-index: 10;
    text-align: center;
  }
  
  /* Layout */
  section { padding: 30px 0; }
  .split-section { gap: 30px; }
  
  /* Contact Form */
  .horizontal-contact { gap: 15px; }
  .contact-item { font-size: 1.1rem; }

  /* Custom alert resize */
  .custom-alert { font-size: 1.1rem; padding: 10px; width: 90%; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 10px 0 35px; }
  body {
    background-image: 
      linear-gradient(90deg, transparent 21px, var(--margin-line-color) 21px, var(--margin-line-color) 23px, transparent 23px),
      linear-gradient(var(--line-color) 1px, transparent 1px);
  }
  h1 { font-size: 2rem; }
  .btn { padding: 6px 16px; font-size: 1.2rem; }
  .proj-img { height: 140px; }
}