/* Ultra CYBER DARK theme */
:root {
  --bg: #05070b;
  --card: #0c0f17;
  --accent: #ff2a6d;
  --accent2: #7a00ff;
  --text: #e6e6e6;
  --grid: rgba(255,255,255,.03);
  --light-bg: #ffffff;
  --light-card: #f0f0f0;
  --light-text: #1a1a1a;
}

/* P. 17: Tryb Jasny */
body.light {
    --bg: var(--light-bg);
    --card: var(--light-card);
    --text: var(--light-text);
    --grid: rgba(0,0,0,.08);
}
body.light .neon, body.light .logo {
    color: var(--accent);
    text-shadow: none;
}
body.light .glitch {
    color: var(--accent);
    animation: none;
}
body.light #background-grid {
    filter: invert(10%);
}
body.light .btn.neon {
    color: var(--light-text);
    background: var(--light-card);
    border: 1px solid var(--accent);
    box-shadow: none;
}
body.light .btn.neon:hover {
    background: var(--accent);
    color: white;
}

body {
  background: var(--bg);
  margin:0;
  color:var(--text);
  font-family: 'Inter', sans-serif;
  overflow-x:hidden;
  min-height:100vh;
  /* P. 13: Animacja przejścia strony */
  transition: background-color 0.5s ease-in-out; 
}

/* P. 6: Subtelny cień tekstu */
#global-container { 
    text-shadow: 0 0 0.5px var(--bg); 
    opacity: 1; 
    transition: opacity 0.5s ease-in-out;
}

/* P. 10: Kursor 'Cyber' dla interaktywnych elementów */
.ripple, .filter-btn, .skill-item, .project-card, .btn-toggle {
    cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><circle cx="16" cy="16" r="4" fill="%23ff2a6d" opacity="0.8"/><circle cx="16" cy="16" r="10" fill="none" stroke="%23ff2a6d" stroke-width="2" opacity="0.5"/></svg>'), auto !important;
}


/* P. 8: Preloader */
#preloader {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--accent);
    font-family: monospace;
}
.loader-text {
    font-size: 1.5em;
    margin-bottom: 20px;
    animation: typing 1s steps(20) infinite alternate, glitch 0.3s infinite;
    overflow: hidden;
    white-space: nowrap;
}
.progress-line {
    width: 250px;
    height: 3px;
    background: var(--card);
    position: relative;
    overflow: hidden;
}
/* Czas animacji skrócony do 1.5s */
.progress-line::after {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 0;
    background: var(--accent);
    animation: load-progress 1.5s linear forwards; 
}

@keyframes load-progress {
    0% { width: 0; }
    /* Dystans skrócony do 25% */
    100% { width: 25%; } 
}
@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

body:not(.loading) #preloader {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s, visibility 0s 0.5s;
}

/* P. 1: Background grid */
#background-grid {
  position: fixed;
  top:0;left:0;right:0;bottom:0;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px),
                    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 40px 40px;
  animation: gridMove 15s linear infinite; 
  transform: perspective(1000px) rotateX(2deg); 
  z-index:-1;
}
@keyframes gridMove {
  from { background-position: 0 0; }
  to { background-position: 200px 200px; }
}


/* Navigation */
.nav {
  display:flex;
  justify-content:space-between;
  align-items: center;
  padding:25px 40px;
  /* P. 5: Cyber Glass Effect */
  backdrop-filter:blur(12px);
  background:rgba(0,0,0,.25);
  position:sticky;top:0;
  z-index:100;
  box-shadow:0 2px 10px rgba(0,0,0,.5);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08); /* Ramka Glass */
}

/* P. 17: Przycisk trybu */
#theme-toggle {
    margin-left: 20px;
    background: none;
    border: none;
    font-size: 1.5em;
    cursor: pointer;
    transition: transform 0.2s;
    line-height: 1;
    color: var(--text);
    text-shadow: 0 0 5px var(--text);
}

.logo {
  font-size:24px;
  font-weight:bold;
  color:var(--accent);
  text-shadow:0 0 5px var(--accent);
}
.dot {
  display:inline-block;
  width:10px;height:10px;
  background:var(--accent2);
  border-radius:50%;
  animation: pulse 1.5s infinite alternate;
}
@keyframes pulse {
  to { box-shadow:0 0 10px var(--accent2); }
}

.nav nav a {
  color:var(--text);
  text-decoration:none;
  margin-left:25px;
  padding-bottom:5px;
  transition:.3s;
  position:relative;
}

.nav nav a.active {
  color:var(--accent);
  border-bottom:2px solid var(--accent);
  text-shadow: 0 0 5px var(--accent);
}


/* Hero section */
.hero{
  padding:160px 40px;
  text-align:center;
}
.glitch{
  position:relative;
  font-size:5.5vw; 
  font-weight:900;
  color:white;
  margin-bottom:30px;
  animation: glitch 1.5s infinite linear alternate-reverse; 
}
@keyframes glitch {
  0% {text-shadow:2px 0 var(--accent), -2px 0 var(--accent2); transform:translate(0);}
  25% {text-shadow:-2px -2px var(--accent), 2px 2px var(--accent2); transform:translate(1px, -1px);}
  50% {text-shadow:-2px 0 var(--accent), 2px 0 var(--accent2); transform:translate(-1px);}
  75% {text-shadow:2px 2px var(--accent), -2px -2px var(--accent2); transform:translate(-1px, 1px);}
  100% {text-shadow:2px 0 var(--accent), -2px 0 var(--accent2); transform:translate(0);}
}

.neon {
  color:var(--accent);
  text-shadow:0 0 8px var(--accent), 0 0 15px var(--accent2);
}

/* P. 2: Subtelny Glitch dla mniejszych tytułów / Breadcrumbs */
.page-title, .skills-title {
    animation: subtleGlitch 5s linear infinite;
    text-transform: uppercase;
}
@keyframes subtleGlitch {
    0%, 100% { transform: skewX(0deg); }
    1% { transform: skewX(0.5deg); }
    2% { transform: skewX(-0.5deg); }
}

.btn {
  padding:14px 35px;
  background:var(--accent);
  color:white;
  border:none;
  font-size:18px;
  border-radius:10px;
  cursor:pointer;
  transition:.25s;
  text-decoration: none;
  display: inline-block;
}

.btn.neon {
  background: none;
  border: 2px solid var(--accent);
}
.btn.neon:hover {
  background:var(--accent);
  color:var(--bg);
  box-shadow:0 0 25px var(--accent);
  transform:translateY(-2px);
}

/* P. 11: Ripple effect CSS */
.ripple {
  position: relative;
  overflow: hidden;
  transform: translate3d(0, 0, 0);
}
.ripple:after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
  background-repeat: no-repeat;
  background-position: 50%;
  transform: scale(10, 10);
  opacity: 0;
  transition: transform 0.8s, opacity 0.8s;
}
.ripple:active:after {
  transform: scale(0, 0);
  opacity: 0.2;
  transition: 0s;
}

/* --- NOWA SEKCJA: Social Links --- */
.social-links {
    margin-top: 30px;
    padding: 10px 0;
    display: flex;
    justify-content: center;
    gap: 20px;
    border-top: 1px solid var(--grid);
    border-bottom: 1px solid var(--grid);
}
.social-links a {
    color: var(--text);
    font-size: 1.8em;
    transition: 0.3s;
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 5px;
    /* Efekt 'cyber' */
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
}
.social-links a:hover {
    color: var(--accent);
    transform: translateY(-5px) scale(1.1);
    text-shadow: 0 0 15px var(--accent);
}
/* Specyficzne kolory na hover */
.social-links .discord:hover { 
    color: #7289DA;
    text-shadow: 0 0 15px #7289DA;
}
.social-links .youtube:hover { 
    color: #FF0000;
    text-shadow: 0 0 15px #FF0000;
}


/* Panels */
.panels{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));
  gap:15px;
  padding:20px 40px 80px;
  max-width:1200px;
  margin:0 auto;
}
.panel{
  background:var(--card);
  padding:30px;
  text-align:center;
  border-radius:10px;
  font-weight:bold;
  font-size:1.1em;
  border-left:3px solid var(--accent2);
}

/* Projects - Page */
.page-title{
  text-align:center;
  margin:50px 0;
}
.projects{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(300px, 1fr));
  gap:25px;
  padding:20px 40px;
  max-width:1200px;
  margin:0 auto 100px;
}
.project-card{
  background:var(--card);
  padding:25px;
  border-radius:12px;
  /* P. 3: Neonowa ramka na hover */
  position:relative;
  transition: .4s, box-shadow .4s, border .4s;
  border:1px solid rgba(255, 255, 255, 0.05); 
  cursor: pointer;
}
.project-card.hidden {
    display: none;
}
.project-card h2{
  color:var(--accent);
  margin-top:0;
}
.project-card:hover{
  box-shadow:0 0 25px var(--accent);
  transform:translateY(-8px);
  border: 1px solid var(--accent);
}

.categories {
    text-align: center;
    margin-bottom: 30px;
}
.filter-btn {
    background: var(--card);
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    margin: 5px;
    border-radius: 20px;
    transition: 0.3s;
    outline: none;
}
.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}
.filter-btn.active {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent);
}

/* P. 7: Stylizacja Tech Tagów */
.tech-tag {
  display:inline-block;
  background:rgba(255,255,255,.1);
  color:var(--text);
  padding:4px 10px;
  font-size:0.8em;
  border-radius:10px; 
  margin-right:5px;
  margin-top:10px;
  text-transform:uppercase;
  font-weight:bold;
  box-shadow: 0 0 5px rgba(255,255,255,.1); 
}

/* Modal/Lightbox Styles for Projects */
.modal {
  display: none; 
  position: fixed;
  z-index: 1000; 
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.9); 
  backdrop-filter: blur(5px);
  animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from {opacity: 0} 
    to {opacity: 1}
}

.modal-content {
  margin: 5% auto; 
  padding: 20px;
  width: 90%;
  max-width: 1000px;
  background: var(--card);
  border-radius: 15px;
  box-shadow: 0 0 20px var(--accent2);
  position: relative;
  animation: slideIn 0.4s;
}

@keyframes slideIn {
    from {transform: translateY(-50px); opacity: 0;} 
    to {transform: translateY(0); opacity: 1;}
}

.close-btn {
  color: var(--accent);
  font-size: 35px;
  font-weight: bold;
  position: absolute;
  top: 10px;
  right: 25px;
  cursor: pointer;
  transition: 0.3s;
  text-shadow: 0 0 5px var(--accent);
}

.close-btn:hover,
.close-btn:focus {
  color: white;
  text-shadow: 0 0 10px white;
}

.gallery-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
  padding-top: 20px;
}

.gallery-image {
  width: 100%;
  height: 200px; 
  object-fit: cover; 
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
  border: 2px solid var(--grid);
}

.gallery-image:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px var(--accent);
  border-color: var(--accent);
}

/* About Section */
.about {
  max-width:800px;
  margin:60px auto;
  padding:20px 40px;
  text-align:center;
}
.skills-grid {
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
  margin-top:30px;
  text-align:left;
}
.skill-item {
  background:var(--card);
  padding:15px 25px;
  border-radius:10px;
  border-left:5px solid var(--accent);
  font-weight:bold;
  transition: .3s, border-color .3s, box-shadow .3s;
  cursor: pointer;
  /* P. 3: Neonowa ramka aktywna */
  border: 1px solid rgba(255, 255, 255, 0.05); 
}

.skill-item.active {
    border-color: var(--accent2);
    box-shadow:0 0 15px var(--accent2);
    border: 1px solid var(--accent2); 
    padding: 15px 24px;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}
/* P. 18: Wartość Procentowa */
.progress-value {
    font-size: 0.9em;
    color: var(--accent);
    text-shadow: 0 0 3px var(--accent);
}

.progress-bar {
    flex-grow: 1;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    overflow: hidden;
    height:10px;
}

/* P. 14: Animowany gradient paska postępu */
.progress {
  height:100%;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  box-shadow:0 0 8px var(--accent);
  /* Animacja progressFill jest wyzwalana przez JS (Intersection Observer) */
  animation: gradientShift 3s linear infinite;
  width:0 !important; 
  transition: width 1s ease-out; /* Przejście dla JS */
  border-radius: 4px;
  background-size: 200% auto;
}
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

.skill-details {
    max-height: 0; 
    overflow: hidden;
    transition: max-height 0.5s ease-in-out, padding 0.5s ease-in-out;
    padding-top: 0;
    font-weight: normal;
    color: rgba(255, 255, 255, 0.8);
}

.skill-item.active .skill-details {
    max-height: 300px; 
    padding-top: 15px;
}

.skill-details p {
    margin: 0 0 10px 0;
    font-size: 0.9em;
    line-height: 1.5;
}

/* Contact Form */
.contact-form {
  max-width:500px;
  margin:100px auto;
  padding:40px;
  background:var(--card);
  border-radius:15px;
  box-shadow:0 0 20px rgba(0,0,0,.5);
  text-align:center;
}
.contact-form input, .contact-form textarea {
  width:100%;
  padding:15px;
  margin-bottom:20px;
  border:1px solid rgba(255,255,255,.1);
  background:rgba(0,0,0,.3);
  color:var(--text);
  border-radius:8px;
  box-sizing:border-box;
  outline:none;
}
.contact-form input:focus, .contact-form textarea:focus {
  border-color:var(--accent);
  box-shadow:0 0 5px var(--accent);
}
.contact-form h1 {
  margin-top:0;
}

/* P. 12: Snackbar - Komunikat statusu */
#snackbar {
    visibility: hidden; 
    min-width: 250px;
    background-color: var(--card);
    color: var(--text);
    text-align: center;
    border-radius: 10px;
    padding: 16px;
    position: fixed;
    z-index: 900;
    left: 50%;
    bottom: 30px;
    transform: translateX(-50%);
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
    opacity: 0;
    transition: all 0.5s ease-in-out;
    border: 1px solid var(--grid);
}

#snackbar.show {
    visibility: visible;
    bottom: 50px;
    opacity: 1;
}

#snackbar.success {
    border-left: 5px solid #0f0;
}
#snackbar.error {
    border-left: 5px solid #f00;
}


/* P. 16: Stopka (Footer) */
.footer {
    padding: 20px 40px;
    text-align: center;
    font-size: 0.8em;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 50px;
    border-top: 1px solid var(--grid);
}
.system-status {
    font-weight: bold;
    margin-left: 5px;
}
.system-status.online {
    color: #0f0;
    text-shadow: 0 0 5px #0f0;
}


/* P. 4: Stylizacja paska przewijania (tylko Webkit) */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--accent2);
  border-radius: 6px;
  border: 3px solid var(--bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

@media (max-width: 768px) {
    .nav { padding: 15px 20px; }
    .nav nav a { margin-left: 15px; font-size: 0.9em; }
    .hero { padding: 100px 20px; }
    .glitch { font-size: 10vw; }
    .projects, .about { padding: 20px; }
}
/* P. 21: Stylizacja wideo w Modalu */
.gallery-video {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid var(--grid);
}

.gallery-video:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px var(--accent);
  border-color: var(--accent);
}

/* P. 22: Pełny podgląd elementu w galerii modal */
.modal-gallery-item-expanded {
    position: fixed; /* Pozycja stała, aby wychodzić poza kontener modalu */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%); /* Wyśrodkowanie */
    width: 90vw !important; /* Szerokość 90% widocznego obszaru */
    height: 90vh !important; /* Wysokość 90% widocznego obszaru */
    max-width: 90vw !important;
    max-height: 90vh !important;
    object-fit: contain; /* Zapewnia, że cały obraz/wideo jest widoczny */
    z-index: 1000; /* Wyższa warstwa, aby być nad wszystkim */
    cursor: zoom-out !important; /* Zmiana kursora na "pomniejsz" */
    border: 5px solid var(--accent); /* Podkreślenie powiększonego elementu */
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); /* Płynna animacja */
    border-radius: 12px;
}

/* Usuwamy efekty najazdu dla powiększonego elementu */
.modal-gallery-item-expanded:hover {
    transform: translate(-50%, -50%) !important; /* Zachowanie transformacji */
    box-shadow: 0 0 40px var(--accent) !important; /* Lepszy cień */
}

/* P. 23: Stylizacja informacji o filmikach */
.info-note {
    background-color: var(--card); /* Tło karty */
    border: 1px solid var(--accent2); /* Neonowa ramka */
    border-radius: 8px;
    padding: 15px 20px;
    margin: 20px auto 30px auto; /* Marginesy do separacji od innych elementów */
    max-width: 900px;
    box-shadow: 0 0 15px rgba(122, 0, 255, 0.4); /* Neonowy cień */
    text-align: center;
    font-size: 1.1em;
    color: var(--text);
}

.info-note p {
    margin: 0;
    line-height: 1.4;
}

.info-note .neon-text {
    /* Używamy stylizacji neonowej dla słowa "UWAGA" */
    color: var(--accent);
    text-shadow: 0 0 5px var(--accent), 0 0 10px var(--accent);
    font-weight: bold;
    margin-right: 5px;
}
.project-card .btn {
  margin-top: 15px;
  font-size: 14px;
  padding: 10px 20px;
}