/* --- 1. RESET I BAZA --- */
* {
    box-sizing: border-box;
}

html {
    font-size: calc(0.5vw + 10px);
}

body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    overflow: hidden; 
    background-color: #000;
    font-family: 'Montserrat', sans-serif;
    color: white;
}

/* --- 2. NAGŁÓWEK --- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    pointer-events: none;
}

.header-container {
    width: 92%;
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-top: clamp(20px, 3vw, 50px);
    pointer-events: auto;
}

.logo-wrap {
    display: flex;
    align-items: flex-start;
    gap: 1vw;
    text-decoration: none !important;
    transition: opacity 0.4s ease;
}

body.item-expanded .logo-wrap {
    opacity: 0 !important;
    visibility: hidden;
}

.logo-images {
    position: relative;
    width: clamp(60px, 7vw, 100px);
    height: clamp(60px, 7vw, 100px);
    display: flex;
    align-items: center;
}

.logo-images img {
    position: relative;
    width: 100%;
    height: auto;
}

.brand-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1px;
    margin-top: clamp(15px, 1.8vw, 25px);
}

.brand-name {
    font-weight: 700;
    font-size: clamp(0.85rem, 0.95vw, 1.05rem);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    white-space: nowrap;
}

.studio-tag {
    font-weight: 600;
    font-size: clamp(0.55rem, 0.65vw, 0.75rem);
    letter-spacing: 0.5em;
    text-transform: uppercase;
}

nav {
    margin-top: clamp(15px, 1.8vw, 25px);
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

nav ul li a {
    color: white !important;
    text-decoration: none;
    font-size: clamp(0.7rem, 0.8vw, 0.9rem);
    font-weight: 600;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

/* Wymuś biały kolor dla logo w każdym stanie (normalny, odwiedzony, kliknięty) */
.logo-wrap, 
.logo-wrap:visited, 
.logo-wrap:hover, 
.logo-wrap:active {
    color: white !important;
    text-decoration: none !important;
}

/* To samo dla wszystkich tekstów wewnątrz logo */
.logo-wrap .brand-name,
.logo-wrap .studio-tag {
    color: white !important;
}

/* Dodatkowo upewnij się, że nawigacja też nie zmienia kolorów */
nav ul li a,
nav ul li a:visited {
    color: white !important;
}

/* --- 3. KONTENER PRZEWIJANIA --- */
.container {
    height: 100vh;
    width: 100%;
    transition: transform 0.9s cubic-bezier(0.645, 0.045, 0.355, 1);
}

section {
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* --- 4. PLANSZA WSTĘPNA --- */
.ilus-intro {
    background-color: #11120D;
}

.intro-box {
    text-align: center;
    max-width: 800px;
}

.category-label {
    font-size: 0.8rem;
    letter-spacing: 0.4em;
    opacity: 0.5;
    display: block;
    margin-bottom: 20px;
}

.intro-box h1 {
    font-size: clamp(2rem, 4vw, 4rem);
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 30px;
}

.line-divider {
    width: 40px;
    height: 1px;
    background: white;
    margin: 0 auto 30px;
}

.intro-box p {
    font-size: clamp(1.1rem, 1.3vw, 1.5rem);
    line-height: 1.8;
    letter-spacing: 0.2em;
}

/* --- 5. PLANSZE Z PRACAMI --- */
.work-slide {
    position: relative;
    overflow: hidden;
    cursor: zoom-in;
    background-color: #000;
    background-size: cover;
    background-position: center;
}

/* Rozmyte tło - pojawia się tylko w expanded */
.work-slide::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: inherit; 
    background-size: cover;
    background-position: center;
    filter: blur(50px) brightness(0.4);
    opacity: 0;
    transition: opacity 0.8s ease;
    z-index: 1;
}

.work-slide.expanded::before {
    opacity: 1;
}

.work-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
    position: relative;
}

/* Tryb expanded (Oddalony) */
.work-slide.expanded {
    cursor: zoom-out;
}

.work-slide.expanded img {
    object-fit: contain;
    width: 85%;
    height: 75%;
    opacity: 1;
}

/* --- WYRÓWNANIE TYTUŁU (DOKŁADNIE W MIEJSCU LOGO) --- */
.work-desc-overlay {
    position: absolute;
    top: clamp(20px, 3vw, 50px); 
    
    /* Wyśrodkowanie lewej krawędzi względem 92% kontenera */
    left: calc((100% - 92%) / 2); 
    
    /* Zabezpieczenie dla bardzo dużych ekranów powyżej max-width */
    @media (min-width: 1600px) {
        left: calc((100% - 1600px) / 2);
    }

    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: clamp(15px, 1.8vw, 25px); 
    
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.5s ease;
    z-index: 101;
}

.work-slide.expanded .work-desc-overlay {
    opacity: 1;
    visibility: visible;
}

.work-desc-overlay .p-name {
    font-weight: 700;
    font-size: clamp(0.7rem, 0.8vw, 0.9rem);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

.work-desc-overlay .p-category {
    font-weight: 400;
    font-size: clamp(0.5rem, 0.6vw, 0.7rem);
    letter-spacing: 0.5em;
    opacity: 0.5;
    text-transform: uppercase;
}

/* Ukryj całą nawigację (przycisk POWRÓT), gdy jakakolwiek praca jest powiększona */
body.item-expanded nav {
    opacity: 0 !important;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

/* --- BOCZNA NAWIGACJA (KROPKI) --- */
.side-nav {
    position: fixed;
    right: 4%; /* Taki sam margines jak logo po lewej */
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 100;
    transition: opacity 0.4s ease, visibility 0.4s;
}

.dot {
    width: 8px;
    height: 8px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.dot.active {
    background: white;
    transform: scale(1.3);
    border-color: white;
}

/* Ukrywanie kropek w trybie powiększenia (Expanded) */
body.item-expanded .side-nav {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* --- 4. PLANSZA WSTĘPNA: ANIMACJE --- */
.ilus-intro .intro-box > * {
    opacity: 0;
    transform: translateY(20px);
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Po dodaniu klasy .active przez JavaScript */
.ilus-intro.active .category-label {
    opacity: 0.5;
    transform: translateY(0);
    transition-delay: 0.3s;
}

.ilus-intro.active h1 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

.ilus-intro.active .line-divider {
    opacity: 0.5;
    transform: translateY(0);
    transition-delay: 0.8s;
}

.ilus-intro.active p {
    opacity: 0.8;
    transform: translateY(0);
    transition-delay: 1s;
}