/* ============================================================
   GLOBAL STYLESHEET — DevTeam Portfolio
   Shared across all 5 pages
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ===========================
   CSS Variables
=========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary:    #070b12;
  --bg-secondary:  #0c1018;
  --bg-card:       #101520;
  --bg-card2:      #141a25;
  --border:        rgba(255,255,255,0.06);
  --border-hover:  rgba(255,255,255,0.14);

  --blue:          #6366f1;
  --blue-light:    #818cf8;
  --blue-dark:     #4f46e5;
  --purple:        #a855f7;
  --purple-light:  #c084fc;
  --green:         #10b981;
  --green-light:   #34d399;
  --teal:          #06b6d4;
  --pink:          #ec4899;
  --amber:         #f59e0b;

  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #4b5563;

  --grad-blue:     linear-gradient(135deg,#6366f1,#a855f7);
  --grad-green:    linear-gradient(135deg,#10b981,#06b6d4);
  --grad-hero:     linear-gradient(135deg,#6366f1 0%,#8b5cf6 45%,#a855f7 100%);
  --grad-gold:     linear-gradient(135deg,#f59e0b,#ef4444);

  --r-sm: 8px; --r-md: 14px; --r-lg: 20px; --r-xl: 28px; --r-2xl: 40px;
  --shadow: 0 4px 40px rgba(0,0,0,.5);
  --glow-blue: 0 0 60px rgba(99,102,241,.18);
  --glow-green: 0 0 60px rgba(16,185,129,.18);
  --tr: all .3s cubic-bezier(.4,0,.2,1);
  --tr-slow: all .65s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; scroll-padding-top: 78px; }

body {
  font-family: 'Outfit', system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  cursor: none;
  line-height: 1.65;
}
@media (max-width: 768px) { body { cursor: auto; } }

body::-webkit-scrollbar { width: 5px; }
body::-webkit-scrollbar-track { background: var(--bg-secondary); }
body::-webkit-scrollbar-thumb { background: var(--grad-blue); border-radius: 10px; }

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }
ul { list-style: none; }

/* ===========================
   Custom Cursor
=========================== */
.cursor {
  width: 11px; height: 11px;
  background: var(--blue-light);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 10000;
  transform: translate(-50%,-50%);
  transition: width .2s, height .2s, background .2s;
  mix-blend-mode: exclusion;
}
.cursor-follower {
  width: 34px; height: 34px;
  border: 1.5px solid rgba(99,102,241,.45);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%,-50%);
  transition: width .3s, height .3s, opacity .3s;
}
.cursor.active   { width: 18px; height: 18px; background: var(--purple-light); }
.cursor-follower.active { width: 48px; height: 48px; opacity: .25; }
@media (max-width: 768px) { .cursor, .cursor-follower { display: none; } }

/* ===========================
   Scroll Progress
=========================== */
#scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 3px;
  background: var(--grad-blue);
  z-index: 9998; width: 0%;
  pointer-events: none;
  transition: width .1s linear;
}

/* ===========================
   Particle Canvas
=========================== */
#particle-canvas {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none; z-index: 0; opacity: .35;
}

/* ===========================
   Navbar
=========================== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000; padding: 20px 0;
  transition: var(--tr);
}
.navbar.scrolled {
  padding: 12px 0;
  background: rgba(7,11,18,.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,.5);
}
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.25rem; font-weight: 600;
  display: flex; align-items: center; gap: 2px;
  transition: var(--tr);
}
.logo-bracket { color: var(--blue-light); }
.logo-text    { color: var(--text-primary); }
.nav-logo:hover .logo-text {
  background: var(--grad-blue);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.nav-links {
  display: flex; gap: 36px; align-items: center;
}
.nav-link {
  font-size: .9rem; font-weight: 500;
  color: var(--text-secondary); transition: var(--tr);
  position: relative; padding: 4px 0;
}
.nav-link::after {
  content: ''; position: absolute;
  bottom: -3px; left: 0; width: 0; height: 2px;
  background: var(--grad-blue); border-radius: 2px;
  transition: width .3s ease;
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; z-index: 1001; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--tr); }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ===========================
   Container & Layout
=========================== */
.container {
  max-width: 1200px; margin: 0 auto;
  padding: 0 28px; position: relative; z-index: 1;
}
section { padding: 96px 0; position: relative; z-index: 1; }

/* ===========================
   Section Headers
=========================== */
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  font-size: .78rem; font-weight: 600;
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--blue-light);
  background: rgba(99,102,241,.1);
  border: 1px solid rgba(99,102,241,.25);
  padding: 6px 16px; border-radius: 100px; margin-bottom: 18px;
}
.section-title {
  font-size: clamp(1.9rem,4vw,2.75rem);
  font-weight: 800; line-height: 1.2;
  letter-spacing: -.025em; margin-bottom: 14px;
}
.section-subtitle {
  color: var(--text-secondary); font-size: 1.05rem;
  max-width: 560px; margin: 0 auto; line-height: 1.75;
}

/* ===========================
   Gradient Text
=========================== */
.gradient-text {
  background: var(--grad-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-green {
  background: var(--grad-green);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================
   Buttons
=========================== */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 28px; border-radius: 12px;
  font-size: .95rem; font-weight: 600;
  transition: var(--tr); position: relative; overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,.09); opacity: 0; transition: opacity .2s;
}
.btn:hover::before { opacity: 1; }
.btn-primary {
  background: var(--grad-blue); color: #fff;
  box-shadow: 0 8px 28px rgba(99,102,241,.32);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 36px rgba(99,102,241,.48); }
.btn-secondary {
  background: transparent; color: var(--text-primary);
  border: 1.5px solid var(--border-hover);
}
.btn-secondary:hover { transform: translateY(-2px); border-color: var(--blue-light); background: rgba(99,102,241,.08); }
.btn-ghost {
  background: rgba(255,255,255,.05); color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,.09); color: var(--text-primary); }

/* ===========================
   Tags / Badges
=========================== */
.tag {
  background: rgba(99,102,241,.1);
  border: 1px solid rgba(99,102,241,.22);
  color: var(--blue-light);
  padding: 5px 12px; border-radius: 100px;
  font-size: .78rem; font-weight: 600;
}
.tag-green {
  background: rgba(16,185,129,.1);
  border-color: rgba(16,185,129,.22);
  color: var(--green-light);
}
.tag-purple {
  background: rgba(168,85,247,.1);
  border-color: rgba(168,85,247,.22);
  color: var(--purple-light);
}

/* ===========================
   Page Hero (inner pages)
=========================== */
.page-hero {
  min-height: 45vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 130px 28px 80px;
  position: relative; overflow: hidden;
}
.page-hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(99,102,241,.14) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero h1 {
  font-size: clamp(2.2rem,5vw,3.5rem);
  font-weight: 900; letter-spacing: -.03em;
  line-height: 1.15; margin-bottom: 18px;
}
.page-hero p {
  color: var(--text-secondary); font-size: 1.1rem;
  max-width: 520px; margin: 0 auto; line-height: 1.75;
}
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: .82rem; color: var(--text-muted);
  margin-bottom: 20px; justify-content: center;
}
.breadcrumb a { color: var(--blue-light); transition: var(--tr); }
.breadcrumb a:hover { color: var(--text-primary); }
.breadcrumb-sep { color: var(--text-muted); }

/* ===========================
   Social Links
=========================== */
.social-link {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); transition: var(--tr);
}
.social-link:hover {
  background: rgba(99,102,241,.15);
  border-color: var(--blue); color: var(--blue-light);
  transform: translateY(-3px);
}

/* ===========================
   Card Base
=========================== */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 32px;
  transition: var(--tr); position: relative; overflow: hidden;
}
.card:hover { border-color: var(--border-hover); transform: translateY(-5px); box-shadow: var(--shadow); }

/* ===========================
   Skill Bars
=========================== */
.skill-item { margin-bottom: 24px; }
.skill-header { display: flex; justify-content: space-between; margin-bottom: 9px; }
.skill-name  { font-weight: 600; font-size: .93rem; }
.skill-pct   { color: var(--blue-light); font-weight: 700; font-family: 'JetBrains Mono', monospace; font-size: .83rem; }
.skill-bar   { height: 7px; background: rgba(255,255,255,.05); border-radius: 100px; overflow: hidden; }
.skill-progress {
  height: 100%; width: 0%; background: var(--grad-blue);
  border-radius: 100px; transition: width 1.2s cubic-bezier(.4,0,.2,1);
}
.skill-progress.green { background: var(--grad-green); }
.skill-progress.animated { width: var(--target); }

/* ===========================
   Reveal Animations
=========================== */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left {
  opacity: 0; transform: translateX(-28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0; transform: translateX(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ===========================
   Toast
=========================== */
.toast {
  position: fixed; bottom: 28px; right: 28px;
  background: var(--bg-card2); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 14px 22px;
  font-size: .9rem; font-weight: 500; color: var(--text-primary);
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
  z-index: 5000;
  transform: translateY(100px); opacity: 0;
  transition: var(--tr); max-width: 320px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { border-left: 4px solid var(--green); }
.toast.error   { border-left: 4px solid #ef4444; }

/* ===========================
   Footer
=========================== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.footer-logo { font-size: 1.2rem; margin-bottom: 14px; display: inline-flex; }
.footer-tagline { color: var(--text-secondary); font-size: .9rem; line-height: 1.75; max-width: 240px; }
.footer-col h4 {
  font-size: .78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em;
  color: var(--text-muted); margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col li, .footer-col a { color: var(--text-muted); font-size: .9rem; transition: var(--tr); }
.footer-col a:hover { color: var(--text-primary); }
.footer-social-row { display: flex; gap: 10px; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px; text-align: center;
  color: var(--text-muted); font-size: .85rem;
}
.heart { display: inline-block; animation: heartbeat 1.5s infinite; }
@keyframes heartbeat {
  0%,100% { transform: scale(1); }
  50%      { transform: scale(1.22); }
}

/* ===========================
   Keyframes
=========================== */
@keyframes fadeInDown { from { opacity:0; transform:translateY(-20px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInUp   { from { opacity:0; transform:translateY(28px);  } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInRight{ from { opacity:0; transform:translateX(36px);  } to { opacity:1; transform:translateX(0); } }
@keyframes float      { 0%,100%{transform:translateY(0);}  50%{transform:translateY(-12px);} }
@keyframes float2     { 0%,100%{transform:translateY(0) rotate(0deg);} 50%{transform:translateY(-8px) rotate(1deg);} }
@keyframes spin-ring  { from{transform:rotate(0deg);} to{transform:rotate(360deg);} }
@keyframes pulse-dot  { 0%,100%{opacity:1; box-shadow:0 0 0 0 rgba(16,185,129,.4);} 50%{opacity:.7; box-shadow:0 0 0 6px rgba(16,185,129,0);} }
@keyframes blink      { 0%,100%{opacity:1;} 50%{opacity:0;} }
@keyframes marquee    { from{transform:translateX(0);} to{transform:translateX(-50%);} }
@keyframes fadeIn     { from{opacity:0;transform:translateY(8px);} to{opacity:1;transform:translateY(0);} }
@keyframes slideUp    { from{opacity:0;transform:translateY(100%);} to{opacity:1;transform:translateY(0);} }
@keyframes scaleIn    { from{opacity:0;transform:scale(.95);} to{opacity:1;transform:scale(1);} }

/* ===========================
   Responsive — Navbar
=========================== */
@media (max-width: 768px) {
  .nav-links {
    display: none; flex-direction: column; gap: 0;
    position: fixed; top: 0; right: 0;
    height: 100vh; width: 280px;
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    padding: 96px 28px 28px;
    transform: translateX(100%);
    transition: transform .3s ease; z-index: 999;
  }
  .nav-links.open { display: flex; transform: translateX(0); }
  .nav-link { padding: 14px 0; font-size: 1.1rem; border-bottom: 1px solid var(--border); width: 100%; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  section { padding: 72px 0; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .container { padding: 0 18px; }
}