/* ============================================================
   Durvish Jawale Portfolio — Main Stylesheet
   WhatsApp: +91 9284347656 | YouTube: @durvishstudios
   ============================================================ */

:root {
  --bg: #050816;
  --surface: #0B1120;
  --surface-alt: rgba(255, 255, 255, 0.04);
  --primary: #7C3AED;
  --secondary: #06B6D4;
  --text: #F8FAFC;
  --text-muted: #94A3B8;
  --border: rgba(255, 255, 255, 0.08);
  --glass: rgba(15, 20, 40, 0.55);
  --shadow: 0 20px 60px rgba(124, 58, 237, 0.15);
  --radius: 18px;
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] {
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --surface-alt: rgba(15, 23, 42, 0.03);
  --primary: #6D28D9;
  --secondary: #0891B2;
  --text: #111827;
  --text-muted: #55607A;
  --border: rgba(15, 23, 42, 0.08);
  --glass: rgba(255, 255, 255, 0.65);
  --shadow: 0 20px 60px rgba(109, 40, 217, 0.12);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4 {
  font-family: 'Fraunces', Georgia, serif;
  line-height: 1.15;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 120px 0; position: relative; }

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--secondary);
  font-weight: 600;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  margin-bottom: 16px;
}

.section-title span { color: var(--primary); }

.section-desc {
  color: var(--text-muted);
  max-width: 600px;
  font-size: 1.05rem;
  margin-bottom: 60px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 8px 24px rgba(124, 58, 237, 0.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(124, 58, 237, 0.5); }

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--primary); background: var(--surface-alt); transform: translateY(-3px); }

/* ---------- Glass Cards ---------- */
.glass-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.glass-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: rgba(124, 58, 237, 0.4); }

/* ---------- Loading Screen ---------- */
#loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#loader.hidden { opacity: 0; visibility: hidden; }
.loader-ring {
  width: 56px; height: 56px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Cursor Glow ---------- */
#cursor-glow {
  position: fixed; width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(124,58,237,0.15), transparent 70%);
  border-radius: 50%; pointer-events: none; z-index: 1;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
  display: none;
}
@media (hover: hover) { #cursor-glow { display: block; } }

/* ---------- Navbar ---------- */
.navbar {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  z-index: 1000; width: min(1100px, 92%);
  background: var(--glass);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
  transition: var(--transition);
}
.nav-logo { font-family: 'Fraunces', serif; font-weight: 600; font-size: 1.15rem; }
.nav-logo span { color: var(--primary); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--text-muted);
  transition: var(--transition); position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--surface-alt);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition);
}
.theme-toggle:hover { border-color: var(--primary); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; }

@media (max-width: 860px) {
  .nav-links {
    position: fixed; top: 78px; left: 50%; transform: translateX(-50%);
    width: 90%; flex-direction: column; gap: 4px;
    background: var(--glass); backdrop-filter: blur(20px);
    border: 1px solid var(--border); border-radius: 20px;
    padding: 16px; opacity: 0; visibility: hidden; pointer-events: none;
    transition: var(--transition);
  }
  .nav-links.open { opacity: 1; visibility: visible; pointer-events: auto; }
  .nav-links a { padding: 10px 14px; width: 100%; border-radius: 10px; }
  .nav-links a:hover { background: var(--surface-alt); }
  .nav-toggle { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; padding-top: 120px; overflow: hidden;
}
#particles { position: absolute; inset: 0; z-index: 0; }
.hero-inner {
  position: relative; z-index: 2; display: grid;
  grid-template-columns: 1.2fr 0.8fr; gap: 60px; align-items: center;
  width: 100%;
}
.hero-eyebrow {
  display: inline-block; padding: 6px 16px; border-radius: 100px;
  border: 1px solid var(--border); background: var(--surface-alt);
  font-size: 0.8rem; color: var(--secondary); margin-bottom: 24px;
}
.hero h1 { font-size: clamp(2.4rem, 5.5vw, 4.2rem); font-weight: 600; margin-bottom: 18px; }
.hero h1 .accent {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
#typed-text {
  font-size: clamp(1.1rem, 2.2vw, 1.5rem); color: var(--text-muted);
  min-height: 2em; font-weight: 500;
}
#typed-text .cursor-blink { animation: blink 0.8s infinite; color: var(--primary); }
@keyframes blink { 50% { opacity: 0; } }
.hero-tagline { margin: 20px 0 36px; color: var(--text-muted); font-size: 1.1rem; max-width: 480px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-photo-wrap {
  position: relative; display: flex; align-items: center; justify-content: center;
}
.hero-photo-glow {
  position: absolute; width: 100%; height: 100%; max-width: 380px; max-height: 380px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  filter: blur(60px); opacity: 0.4; border-radius: 50%;
  animation: pulse-glow 4s ease-in-out infinite;
}
@keyframes pulse-glow { 50% { opacity: 0.6; transform: scale(1.05); } }
.hero-photo {
  position: relative; width: min(360px, 80vw); aspect-ratio: 1;
  border-radius: 32px; overflow: hidden; border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }

.scroll-indicator {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 0.75rem; color: var(--text-muted); letter-spacing: 2px; z-index: 2;
}
.scroll-mouse {
  width: 24px; height: 38px; border: 2px solid var(--border); border-radius: 14px;
  display: flex; justify-content: center; padding-top: 6px;
}
.scroll-mouse::after {
  content: ''; width: 4px; height: 8px; background: var(--primary); border-radius: 2px;
  animation: scroll-dot 1.6s ease-in-out infinite;
}
@keyframes scroll-dot { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(10px); } }

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-buttons { justify-content: center; }
  .hero-photo-wrap { order: -1; }
  .hero-tagline { margin-left: auto; margin-right: auto; }
}

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.about-bio { color: var(--text-muted); font-size: 1.08rem; line-height: 1.9; }
.about-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.about-card { padding: 28px; }
.about-card .icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
  color: #fff;
}
.about-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.about-card p { color: var(--text-muted); font-size: 0.9rem; }

@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .about-cards { grid-template-columns: 1fr; } }

/* ---------- Skills ---------- */
.skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px 60px; }
.skill-item { }
.skill-head { display: flex; justify-content: space-between; margin-bottom: 10px; font-weight: 500; }
.skill-head .cat { color: var(--text-muted); font-size: 0.8rem; font-weight: 400; }
.skill-bar-bg {
  height: 8px; border-radius: 100px; background: var(--surface-alt); overflow: hidden;
  border: 1px solid var(--border);
}
.skill-bar-fill {
  height: 100%; border-radius: 100px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  width: 0%; transition: width 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}
@media (max-width: 700px) { .skills-grid { grid-template-columns: 1fr; } }

/* ---------- Projects ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px; }
.project-card { overflow: hidden; }
.project-img { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.project-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.project-card:hover .project-img img { transform: scale(1.08); }
.featured-badge {
  position: absolute; top: 14px; left: 14px; padding: 5px 14px; border-radius: 100px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  font-size: 0.7rem; font-weight: 700; color: #fff; letter-spacing: 1px; text-transform: uppercase;
}
.project-body { padding: 24px; }
.project-body h3 { font-size: 1.2rem; margin-bottom: 8px; }
.project-body p { color: var(--text-muted); font-size: 0.92rem; margin-bottom: 16px; line-height: 1.6; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.tech-tag {
  font-size: 0.72rem; padding: 4px 12px; border-radius: 100px;
  background: var(--surface-alt); border: 1px solid var(--border); color: var(--secondary);
}
.project-links { display: flex; gap: 10px; }
.project-links .btn { padding: 10px 20px; font-size: 0.85rem; }

/* ---------- Books ---------- */
.books-shelf { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 32px; }
.book-card { padding: 20px; text-align: center; }
.book-cover {
  aspect-ratio: 2/3; border-radius: 10px; overflow: hidden; margin-bottom: 18px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.35); transition: var(--transition);
}
.book-card:hover .book-cover { transform: perspective(600px) rotateY(-6deg); }
.book-cover img { width: 100%; height: 100%; object-fit: cover; }
.book-status {
  display: inline-block; font-size: 0.7rem; padding: 4px 12px; border-radius: 100px;
  background: var(--surface-alt); border: 1px solid var(--border); margin-bottom: 10px; color: var(--secondary);
}
.book-card h3 { font-size: 1.1rem; margin-bottom: 4px; }
.book-card .subtitle { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 12px; font-style: italic; }
.book-card p { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 18px; line-height: 1.6; }

/* ---------- Achievements ---------- */
.achievements-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; }
.achievement-card { padding: 36px 20px; text-align: center; }
.achievement-value {
  font-family: 'Fraunces', serif; font-size: 3rem; font-weight: 600;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.achievement-label { color: var(--text-muted); margin-top: 8px; font-size: 0.95rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-form { padding: 36px; display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 0.85rem; color: var(--text-muted); }
.form-group input, .form-group textarea {
  background: var(--surface-alt); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; color: var(--text); font-family: inherit; font-size: 0.95rem;
  transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }
.form-group textarea { resize: vertical; min-height: 130px; }
.contact-info { display: flex; flex-direction: column; gap: 20px; justify-content: center; }
.contact-info-item { display: flex; align-items: center; gap: 16px; padding: 20px; }
.contact-info-item .icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: #fff;
}
.contact-info-item a { font-weight: 500; }
.form-alert {
  padding: 14px 18px; border-radius: 10px; font-size: 0.9rem; margin-bottom: 8px;
}
.form-alert.success { background: rgba(6, 182, 106, 0.12); color: #16A34A; border: 1px solid rgba(6,182,106,0.3); }
.form-alert.error { background: rgba(220, 38, 38, 0.12); color: #DC2626; border: 1px solid rgba(220,38,38,0.3); }

@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } .form-row { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
footer { padding: 50px 0 30px; border-top: 1px solid var(--border); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-social { display: flex; gap: 14px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.footer-social a:hover { border-color: var(--primary); transform: translateY(-3px); background: var(--surface-alt); }
.footer-copy { color: var(--text-muted); font-size: 0.85rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }