/* ==================================================================== */
/*  Cody Mitchell – Global Styles   |   last update: 2025‑07‑23          */
/* ==================================================================== */

/* ---------- Root palettes ------------------------------------------- */
:root{
  /* Light theme (default) */
  --bg:#ffffff;
  --surface:#f8fafc;
  --card-bg:#ffffff;                       /* NEW  */

  --text-primary:#0f172a;
  --text-secondary:#64748b;
  --text-light:#94a3b8;

  --primary-color:#0f172a;
  --secondary-color:#1e293b;

  --border:#e2e8f0;

  --accent-color:#3b82f6;
  --accent-hover:#2563eb;

  /* Header translucencies */
  --header-bg: rgba(255,255,255,.95);
  --header-bg-scrolled: rgba(255,255,255,.98);

  /* Decorative */
  --gradient:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
  --hero-offset:0;                         /* populated by JS */
}

/* ---------- Dark‑mode overrides ------------------------------------ */
.dark{
  --bg:#0f172a;
  --surface:#1e293b;
  --card-bg:#111827;                       /* NEW – deep slate */

  --text-primary:#f8fafc;
  --text-secondary:#cbd5e1;
  --text-light:#64748b;

  --primary-color:#f8fafc;
  --secondary-color:#0f172a;

  --border:#334155;

  --header-bg: rgba(15,23,42,.80);
  --header-bg-scrolled: rgba(15,23,42,.92);

  --gradient:linear-gradient(135deg,#5561e9 0%,#4c3a88 100%);
}

/* ---------- Global element rules ----------------------------------- */
*{margin:0;padding:0;box-sizing:border-box;}

body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  line-height:1.6;
  background:var(--bg);
  color:var(--text-primary);
  overflow-x:hidden;
  transition:background .3s,color .3s;
}
html{scroll-behavior:smooth;}

a,.job-card,.stat-card,.btn{
  transition:background .25s,color .25s,box-shadow .25s,transform .25s;
}

/* ---------- Header & navigation ------------------------------------ */
header{
  position:fixed;top:0;width:100%;
  background:var(--header-bg);
  backdrop-filter:blur(10px);
  z-index:1000;
  border-bottom:1px solid var(--border);
  transition:background .3s,box-shadow .3s;
}

nav{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;}

.logo{font-weight:700;font-size:1.5rem;color:var(--primary-color);text-decoration:none;}

.nav-links{display:flex;gap:2rem;list-style:none;}
.nav-links a{text-decoration:none;color:var(--text-secondary);font-weight:500;position:relative;}
.nav-links a:hover{color:var(--accent-color);}
.nav-links a::after{content:'';position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--accent-color);transition:width .3s;}
.nav-links a:hover::after{width:100%;}

/* ---------- Dark‑mode toggle  -------------------------------------- */
.theme-toggle{
  background:none;border:2px solid transparent;border-radius:9999px;
  padding:.4rem .6rem;font-size:1.1rem;cursor:pointer;
}
.theme-toggle:hover{background:rgba(0,0,0,.05);}
.dark .theme-toggle:hover{background:rgba(255,255,255,.1);}
.theme-toggle:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px;}
.icon-sun{display:inline;}
.icon-moon{display:none;}
.dark .icon-sun{display:none;}
.dark .icon-moon{display:inline;}

/* ---------- Mobile menu -------------------------------------------- */
.mobile-menu{display:none;flex-direction:column;cursor:pointer;}
.mobile-menu span{width:25px;height:3px;background:var(--primary-color);margin:3px 0;transition:.3s;}

@media(max-width:768px){
  .nav-links{
    position:fixed;top:70px;right:-100%;width:100%;
    height:calc(100vh - 70px);
    background:var(--header-bg-scrolled);
    backdrop-filter:blur(10px);
    flex-direction:column;justify-content:flex-start;align-items:center;
    padding-top:2rem;transition:right .3s;
  }
  .dark .nav-links{background:var(--header-bg-scrolled);}
  .nav-links.active{right:0;}
  .nav-links li{margin:1rem 0;}

  .mobile-menu{display:flex;}
  .mobile-menu.active span:nth-child(1){transform:rotate(-45deg) translate(-5px,6px);}
  .mobile-menu.active span:nth-child(2){opacity:0;}
  .mobile-menu.active span:nth-child(3){transform:rotate(45deg) translate(-5px,-6px);}
}

/* ---------- Hero section ------------------------------------------- */
.hero{
  min-height:100vh;display:flex;align-items:center;
  background:var(--gradient);position:relative;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%" r="50%"><stop offset="0%" stop-color="%23ffffff" stop-opacity="0.1"/><stop offset="100%" stop-color="%23ffffff" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="150" fill="url(%23a)"/><circle cx="800" cy="300" r="100" fill="url(%23a)"/><circle cx="600" cy="700" r="120" fill="url(%23a)"/></svg>');
  transform:translateY(var(--hero-offset));z-index:-1;
}
.hero-content{max-width:1200px;margin:0 auto;padding:0 2rem;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;position:relative;z-index:1;}
.hero-text h1{font-size:3.5rem;font-weight:700;color:#fff;margin-bottom:1rem;line-height:1.1;}
.hero-text .subtitle{font-size:1.25rem;color:rgba(255,255,255,.9);margin-bottom:2rem;font-weight:300;}
.hero-text p{font-size:1.1rem;color:rgba(255,255,255,.85);margin-bottom:2rem;line-height:1.7;}

.cta-buttons{display:flex;gap:1rem;flex-wrap:wrap;}
.btn{padding:1rem 2rem;border:none;border-radius:50px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;text-decoration:none;}
.btn-primary{background:#fff;color:var(--accent-color);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(0,0,0,.2);}
.btn-secondary{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.3);}
.btn-secondary:hover{background:rgba(255,255,255,.1);border-color:#fff;}

/* Hero stats */
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;}
.stat-card{
  background:rgba(255,255,255,.15);backdrop-filter:blur(10px);
  padding:1.5rem;border-radius:20px;text-align:center;border:1px solid rgba(255,255,255,.2);
}
.dark .stat-card{background:rgba(255,255,255,.05);}              /* dimmer */
.stat-number{font-size:2rem;font-weight:700;color:#fff;display:block;}
.stat-label{color:rgba(255,255,255,.8);font-size:.9rem;margin-top:.5rem;}

/* ---------- Section utilities -------------------------------------- */
section{padding:5rem 0;}
.container{max-width:1200px;margin:0 auto;padding:0 2rem;}

.section-header{text-align:center;margin-bottom:4rem;}
.section-header h2{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:1rem;}
.section-header p{font-size:1.1rem;color:var(--text-secondary);max-width:600px;margin:0 auto;}

:target::before{content:"";display:block;height:80px;margin-top:-80px;width:0;} /* anchor offset */

/* ---------- About --------------------------------------------------- */
.about{background:var(--surface);}
.about-content{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:4rem;align-items:start;}
.about-text h3{font-size:1.5rem;color:var(--primary-color);margin-bottom:1rem;}
.about-text p{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.7;}

.skills-container h3{font-size:1.5rem;color:var(--primary-color);margin-bottom:1rem;}
.skills-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,max-content));gap:.5rem;justify-content:start;align-content:start;}
.skill-tag{background:var(--accent-color);color:#fff;padding:.5rem 1rem;border-radius:25px;font-size:.9rem;font-weight:500;white-space:nowrap;}

/* ---------- Experience --------------------------------------------- */
.experience-grid{display:grid;gap:2rem;}

.job-card{
  background:var(--card-bg);               /* uses palette */
  padding:2rem;border-radius:20px;
  box-shadow:0 4px 20px rgba(0,0,0,.1);
  border-left:4px solid var(--accent-color);
}
.job-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.15);}

.job-header{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:1rem;margin-bottom:1rem;}
.job-title{font-size:1.25rem;font-weight:600;color:var(--primary-color);}
.job-company{color:var(--accent-color);font-weight:500;margin-top:.25rem;}
.job-date{color:var(--text-light);font-size:.9rem;white-space:nowrap;}

.job-achievements{list-style:none;}
.job-achievements li{color:var(--text-secondary);margin-bottom:.75rem;padding-left:1.5rem;position:relative;line-height:1.6;}
.job-achievements li::before{content:"▸";color:var(--accent-color);font-weight:700;position:absolute;left:0;}

/* ---------- Education ---------------------------------------------- */
.education{background:var(--surface);}
.education-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;}

.education-card{
  background:var(--card-bg);               /* uses palette */
  padding:2rem;border-radius:20px;
  box-shadow:0 4px 20px rgba(0,0,0,.1);
  text-align:center;
}
.education-card:hover{transform:translateY(-5px);}

.education-card h3{color:var(--primary-color);font-size:1.2rem;margin-bottom:.5rem;}
.education-card .school{color:var(--accent-color);font-weight:500;margin-bottom:.5rem;}
.education-card .date{color:var(--text-light);font-size:.9rem;}

/* ---------- Contact ------------------------------------------------- */
.contact{background:var(--primary-color);color:#fff;}
.dark .contact{ background:var(--secondary-color); }
.contact .section-header h2{color:#fff;}
.contact .section-header p{color:rgba(255,255,255,.8);}

.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start;}
.contact-info h3{margin-bottom:1.5rem;font-size:1.5rem;}

.contact-item{display:flex;align-items:center;gap:1rem;margin-bottom:1rem;color:rgba(255,255,255,.9);}
.contact-item a{color:inherit;text-decoration:none;}
.contact-item a:hover{color:var(--accent-color);}

.contact-form{
  background:rgba(255,255,255,.1);         /* translucent glass */
  padding:2rem;border-radius:20px;
  backdrop-filter:blur(10px);
}
.dark .contact-form{background:rgba(255,255,255,.05);}
.form-group{margin-bottom:1.5rem;}
.form-group label{display:block;margin-bottom:.5rem;font-weight:500;}
.form-group input,
.form-group textarea{
  width:100%;padding:1rem;
  border:1px solid rgba(255,255,255,.3);
  border-radius:10px;
  background:rgba(255,255,255,.1);
  color:#fff;font-family:inherit;
}
.form-group input::placeholder,
.form-group textarea::placeholder{color:rgba(255,255,255,.6);}
.form-group textarea{resize:vertical;min-height:120px;}

/* ---------- Footer -------------------------------------------------- */
footer{background:var(--secondary-color);color:rgba(255,255,255,.8);text-align:center;padding:2rem 0;}

/* ---------- Animations & helpers ----------------------------------- */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:translateY(0);}}
.fade-in-up{animation:fadeInUp .8s ease-out;}

.animate-on-scroll{opacity:0;transform:translateY(30px);transition:.8s;}
.animate-on-scroll.animated{opacity:1;transform:translateY(0);}

/* ---------- Responsive overrides ----------------------------------- */
@media(max-width:768px){
  .hero-content{grid-template-columns:1fr;text-align:center;gap:2rem;}
  .hero-text h1{font-size:2.5rem;}

  .about-content,
  .contact-content{grid-template-columns:1fr;gap:2rem;}

  .cta-buttons{justify-content:center;}

  .job-header{flex-direction:column;align-items:flex-start;}
  .stats-grid{grid-template-columns:1fr;}

  .skills-list{grid-template-columns:repeat(auto-fit,minmax(110px,1fr));justify-content:center;}
  .skill-tag{white-space:normal;text-align:center;}
}