.sora-font {
  font-family: "Sora", sans-serif;
  font-optical-sizing: auto;
  font-weight: 100;
  font-style: normal;
}

/* @font-face {
    font-family: 'MyFont';
    src: url('/fonts/font1.otf') format('woff2'),
        url('/fonts/font2.otf') format('woff'),
        url('/fonts/font3.woff2') format('opentype');
     / OTF jako ostatnia opcja /
    font-weight: normal;
    font-style: normal;
}
*/

/* Resetowanie domyślnych marginesów i paddingów */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Zapewnienie pełnej wysokości strony */
body, html {
    min-height: 100%;
    font-family: "Sora", sans-serif;
    color: #1a1a1a;
    /* było 2f2f2f */
    background-color: #F0EEE9;
    /* scroll-behavior: smooth; */
    -webkit-overflow-scrolling: touch;
    overflow-y: hidden;
    overflow-x: hidden;
    visibility: hidden;
}

/* Nagłówek */
header {
    font-size: 1vw;
    padding: 5vh 10vw;
    /* Użycie vh dla lepszej responsywności */
    position: relative;
    /* Zapewnia poprawne wyświetlanie */
    height: 10vh;
    /* Ustalamy wysokość nagłówka jako 10% wysokości okna */
}

/* Nawigacja */
.navdiv {
    display: flex;
    justify-content: space-between;
}

.left-group {
    display: flex;
    /* Grupujemy .based-in i .mailto */
    align-items: center;
    /* Wyrównanie w pionie */
}

.based-in {
    margin-right: 4vw;
    /* Doda mały odstęp między .based-in a .mailto */
}

.based-in span, .mailto span {
    display: block;
    /* Ustalamy, by każde <span> zajmowało osobną linię */
}

.navdiv ul {
    list-style: none;
    display: flex;
    margin-left: auto;
}

.navdiv ul li {
    margin-left: 4vw;
}

.navdiv ul li a {
    text-decoration: none;
    color: #1a1a1a;
    /* było 2f2f2f */
    font-size: 1vw;
    position: relative;
    padding: 5px 0;
}

.navdiv ul li a::after {
    content: '';
    display: block;
    width: 0;
    height: 1px;
    background: #1a1a1a;
    transition: width 0.5s ease;
    position: absolute;
    bottom: 0;
    left: 0;
}

.navdiv ul li a:hover::after {
    width: 100%;
}

/* HAMBURGER – DOMYŚLNIE SCHOWANY */
.hamburger {
    display: none; 
    cursor: pointer;
}

.bar{
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in out;
    transition: all 0.3s ease-in out;
    background-color: black;
}

/* Main - cała strona do przewijania */
main {
    display: flex;
    flex-direction: column;
    padding: 0 10vw;
}

/* Sekcja hero zajmująca pełny ekran, ale o wysokość krótsza o wysokość nagłówka */
.hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* Rozciągnięcie elementów */
    min-height: calc(100vh - 10vh);
    /* Wysokość ekranu pomniejszona o header */
    position: relative;
    /* overflow-x: hidden;  */
    /* overflow-y: hidden; */ 
}

/* .hero-bg {
    position: absolute;
    inset: 0;
    background: url("images/image.jpg") center/cover no-repeat;
    filter: blur(10px);
    opacity: 0.5;
    transform: scale(1.05);
    z-index: 0;
    pointer-events: none;
  } */

.name-container {
    display: flex;
    flex-direction: column;
    gap: 5vh;
    position: relative;
}

.firstname {
    /* letter-spacing: -0.5vw; */
    font-size: 9vw;
    /* Duża czcionka */
    font-weight: bold;
    text-align: left;
    display: flex;
    flex-wrap: wrap;
}

.lastname {
    font-size: 9vw;
    /* Duża czcionka */
    font-weight: bold;
    text-align: right;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.letter-char {
    display: inline-block;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
}

.letter-char:hover {
    transform: translateY(-0.15em);
}

.scroll-down {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: absolute;
    bottom: 5vh;
    /* Odstęp od dolnego marginesu hero */
    left: 0vw;
    right: 0vw;
}

.hero-description {
    font-size: 1vw;
    text-align: right;
    margin-right: 0vw;
    width: 40vw;
    /* Opcjonalnie, aby nie było za szerokie */
    right: 0;
    /* Ustawia hero-description przy prawej krawędzi */
}

.scroll-to-explore {
    font-size: 17px; /* bylo 0.9vw */
    text-align: left;
    opacity: 1;
    /* Początkowa przezroczystość */
    transition: opacity 0.3s ease;
    /* Dodajemy płynne przejście dla przezroczystości */
}

.scroll-to-explore.hidden {
    opacity: 0;
    /* Ukrywa element */
}

.scroll-to-explore.blink {
    animation: blink 0.75s infinite;
    /* Dodaje animację migotania */
}

.scroll-to-explore span {
    display: block;
    /* Zapewnia, że każdy <span> jest na osobnej linii */
}

/* Definicja animacji blink */
@keyframes blink {
    0% {
        opacity: 1;
        /* W pełni widoczny */
    }

    50% {
        opacity: 0;
        /* Całkowicie przezroczysty */
    }

    100% {
        opacity: 1;
        /* W pełni widoczny */
    }
}

.divider {
    width: 0;
    height: 1px;
    background-color: #1a1a1a; /* Kolor kreski */
    margin: 0 auto; /* Wyśrodkowanie kreski */
    transition: width 0.5s ease; /* Płynne przejście szerokości */
}

/* About me */
.section {
    text-align: left;
    padding: 0vh;
    padding-top: 10vh;
    min-height: 100vh;
    width: 100%;
}

#about h2 {
    font-size: 4vw;
    min-height: 0vw;
    font-weight: bold;
    text-transform: uppercase;
}

.about-container {
    margin-top: 10vw;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    width: 100%;
}

.responsibilities {
    margin-top: 10vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.about-text-wrapper {
    display: flex;
    flex-direction: column;  /* Ustawienie tekstu jeden pod drugim */
    max-width: 50%;  /* Dostosowanie szerokości kontenera z tekstem */
    gap: 3vw;
}

#about-text3{
    /* display: flex; */
    text-align: left;
    font-size: 1.5vw;
    display: block;
    line-height: 1.5;
    max-width: 50%;
}

#about-text3 span {
    display: block;
}

.about-text {
    font-size: 1.5vw;
    line-height: 1.5;
}

.about-text span {
    display: block;
}


.image {
    width: 30%;  /* Obrazek zajmuje 40% szerokości kontenera */
    height: auto;
    opacity: 0.85;
    mix-blend-mode: multiply;
    border-radius: 20px;
    box-shadow: 25px 25px 30px rgba(7, 7, 7, 0.449);
    filter: grayscale(30%) contrast(120%);
    /* transition: all 0.3s ease-in-out;? */
}

/* Experience */
#experience {
    /* background-color: pink; */
    display: flex;
    flex-direction: column;
    justify-content: center;  /* Wyśrodkowanie poziome */
    align-items: center;      /* Wyśrodkowanie pionowe */
    text-align: center;       /* Wyśrodkowanie tekstu wewnątrz */
    margin-top: 10vw;
}

#experience h2 {
    font-size: 9vw;  /* Ustawienie dużej czcionki */
    display: inline-block; /* Ustawienie dla wszystkich liter w jednej linii */
    letter-spacing: -1vw; /* Zmniejszenie odstępów między literami */
}

.letter {
    display: inline-block; 
    opacity: 0; /* Ukrycie liter na początku animacji */
}

.technologies {
    display: flex;
    flex-direction: column;
    font-size: 1.5vw;
    /* line-height: 1.5; */
    margin-top: 5vw;
    gap: 2vw;
}

.technology {
    opacity: 0;;
}

/*Services section */
#services {
    display: flex;
    flex-direction: column;
    margin-top: 10vw;
}

#services h2 {
    font-size: 4vw;
    min-height: 10vw;
    font-weight: bold;
    text-transform: uppercase;
    margin-bottom: 2vw;
}

.service {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 3vw;
    margin-bottom: 5vw;
}

.service h1{
    font-size: 2vw;;
    color: black;
}

.service span{
    font-size: 1vw;
    color: black;
}

.divider {
    width: 0;
    height: 1px;
    background-color: #d9d9d9; /* Kolor kreski */
    margin: 0 auto; /* Wyśrodkowanie kreski */
    transition: width 0.5s ease; /* Płynne przejście szerokości */
}

/* Contact section */
#contact {
    /* background-color: red; */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: #1a1a1a;
    color: #F0EEE9;
    transform: translateX(-10vw);
    min-height: 101svh;
    width: 100vw;
}

.subsection {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
    flex: 1; /* Równa wysokość każdej podsekcji */
}

#collab {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 2vw;
    gap: 2vw;
}

/* Styles and animations for the "collaborate" word */
.collab-word {
    display: inline-block;
    font-weight: bold;
    font-size: 4vw; /* large but responsive */
    line-height: 1;
    color: #F0EEE9;; /* gradient via background-clip */
    /* background-image: linear-gradient(90deg, #7b61ff 0%, #00d4ff 60%, #7be4ff 100%); */
    -webkit-background-clip: text;
    background-clip: text;
    opacity: 0;
    transform: translateY(12px) scale(0.99);
    filter: blur(1px);
    transition: transform 260ms cubic-bezier(.2,.9,.2,1),
                text-shadow 260ms ease,
                filter 260ms ease,
                opacity 260ms ease,
                letter-spacing 260ms ease;
    letter-spacing: 0.02em;
    will-change: transform, opacity, filter;
    -webkit-tap-highlight-color: transparent;
}

@keyframes collabEntrance {
    0% {
        opacity: 0;
        transform: translateY(18px) scale(0.98);
        filter: blur(2px);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: none;
    }
}

.collab-word.animate-in {
    animation: collabEntrance 700ms cubic-bezier(.2,.9,.2,1) both;
}

/* Hover / focus effect */
.collab-word:hover,
.collab-word:focus {
    transform: translateY(-6px) scale(1.06) rotate(-0.6deg);
    letter-spacing: 0.12em;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.28), 0 4px 12px rgrgba(0, 0, 0, 0.12);
    filter: drop-shadow(0 6px 18px rgba(0, 0, 0, 0.18));
    cursor: pointer;
    outline: none;
}

/* Small accessibility touch: visible focus ring for keyboard users */
.collab-word:focus-visible {
    box-shadow: 0 0 0 4px rgba(123,97,255,0.12);
    border-radius: 6px;
}

/* Back-to-top arrow (po lewej) */
#back-to-top {
    position: fixed;
    left: 18px;
    top: 50%;
    transform: translateY(-50%) translateX(-8px);
    background: rgba(26,26,26,0.9);
    color: #F0EEE9;
    border: none;
    border-radius: 8px;
    padding: 0.6rem 0.7rem;
    font-size: 1.1rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: transform 260ms cubic-bezier(.2,.9,.2,1), opacity 260ms ease, visibility 260ms ease;
    z-index: 1200;
}

#back-to-top.visible {
    transform: translateY(-50%) translateX(0);
    opacity: 1;
    visibility: visible;
}

#back-to-top:focus {
    outline: none;
    box-shadow: 0 0 0 4px rgba(123,97,255,0.12);
}

@media (max-width: 768px) {
    #back-to-top {
        left: 12px;
        padding: 0.5rem;
        font-size: 1rem;
    }
}

#profiles {
    gap: 20vw;
}

#message-form {
    flex-direction: column;
}

#message-form form {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 80%;
    max-width: 600px;
}

#message-form textarea {
    width: 100%;
    min-height: 120px;
    border: none;
    border-radius: 30px;
    padding: 1em;
    font-size: 0.7vw;
    resize: vertical;
    background-color: #2a2a2a;
    color: #F0EEE9;
    margin-bottom: 1vw;
    margin-top: 5vw;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
    
    /* Dodane do centrowania tekstu */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;

    /* Dopełnienie pionowe */
    padding-top: 3em;
}

/* #message-form textarea::placeholder {
    color: #888;
    font-style: italic;
    animation: blink 1.5s step-start infinite;
} */

@keyframes blink {
    50% { opacity: 0.4; }
    100% { opacity: 1; }
}

#message-form button {
    background-color: #F0EEE9;
    color: #1a1a1a;
    border: none;
    border-radius: 8px;
    padding: 0.3em 2em;
    margin-top: 1vw;
    margin-bottom: 3vw;
    font-size: 0.8vw;
    cursor: pointer;
    /* transition: background-color 0.3s ease; */
}

#message-form button:hover {
    background-color: #ddd;
}

.message-label {
    font-size: 1.3vw;
    margin-bottom: 0.5em;
    margin-top: 2em;
    color: #F0EEE9;
    animation: pulse 0.2s infinite;
    /* text-transform: uppercase; */
    font-weight: 600;
    letter-spacing: 1px;
}

/* @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
} */

/* Przycisk w trybie ładowania */
#message-form button.loading {
    width: 3em;
    height: 3em;
    padding: 0;
    border-radius: 50%;
    position: relative;
    background-color: #fcfcfc;
    color: transparent;
    cursor: default;
    transition: all 0.3s ease;
}

/* Animacja kółka ładowania */
#message-form button.loading::after {
    content: "";
    box-sizing: border-box;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2em;
    height: 2em;
    margin-top: -1em;
    margin-left: -1em;
    border-radius: 50%;
    border: 3px solid #1a1a1a;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

/* Spin keyframes */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Po wysłaniu – fajeczka */
#message-form button.success {
    background-color: #4caf50;
    color: #F0EEE9;
}
#message-form button.success::after {
    /* content: "✔"; */
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    border: none;
    animation: none;
    font-size: 1.2em;
}

/* Po błędzie – krzyżyk */
#message-form button.error {
    background-color: #f44336;
    color: #F0EEE9;
}
#message-form button.error::after {
    content: "✖";
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    border: none;
    animation: none;
    font-size: 1.2em;
}

/* Stopka */
footer {
    background-color: #1a1a1a;
    color: #F0EEE9;
    padding: 1em;
    text-align: center;
}


/* --- RESPONSYWNOŚĆ NA TELEFONY --- */
@media (max-width: 768px) {
    body,html {
        overflow: auto;
    }

    header {
      font-size: 3vw;
      padding: 5vh 5vw;
      height: 20vh;
    }
  
    .navdiv {
      flex-direction: row;
      align-items: flex-start;
      gap: 2vh; 
      font-size: 3.5vw;
    }

    .nav-menu {
        position: fixed;
        left: -200%;
        top: 70px;
        gap: 5vw;
        flex-direction: row;
        width: 100%;
        text-align: center;
        transition: 0.3s;
    }
  
    .navdiv ul li {
        margin: 16px 0;
    }

    .navdiv ul li a{
        font-size: 3vw;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: block;
        flex-direction: column;
        justify-content: space-between;
        width: 30px;       /* szerokość hamburgera */
        height: 22px;      /* wysokość hamburgera */
        cursor: pointer;
        transition: all 0.3s ease-in-out;
      }
      
      .bar {
        height: 3px;                  /* grubość kreski */
        width: 30px;
        background-color: black;      /* kolor (możesz zmienić np. na white) */
        border-radius: 10px;          /* 🔥 zaokrąglenie końców */
        transition: all 0.3s ease-in-out; /* płynne animacje */
      }
      
      /* Aktywne stany (Twoje już są OK) */
      .hamburger.active .bar:nth-child(2) {
        opacity: 0;
      }
      
      .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
      }
      
      .hamburger.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
      }
      

    main {
        display: flex;
        flex-direction: column;
        padding: 0 5vw;
    }

    .hero {
        min-height: 80vh;
    }

    .name-container {
        margin-top: -25vh;
    }
  
    .firstname, .lastname {
      font-size: 11vw;
      text-align: center;
      justify-content: center;
      white-space: nowrap;
      /* background-color: red; */
    }

    .lastname {
      flex-direction: row;
    }

    .scroll-down {
        display: flex;
        flex-direction: column-reverse; /* 🔥 odwraca kolejność elementów */
        align-items: center; /* wyśrodkowanie poziome */
        /* background-color: pink; */
        margin-bottom: 10vh;
        text-align: center;
      }
      
      .hero-description {
        font-size: 3.5vw;
        width: 100%;
        max-width: 900px;
        margin-top: 2vh; /* odstęp między opisem a "scroll to explore" */
        text-align: center;
      }
      
      .scroll-to-explore {
        font-size: 3vw;
        display: flex;
        gap: 0.2em;
        justify-content: center;
        align-items: center;
        margin-top: 5vh;
      }
      
      #about {
        margin-top: -5vh;
      }
  
    .about-container,
    .responsibilities {
      text-align: center;     /* wyśrodkowanie tekstu */
      flex-direction: column;
      gap: 5vh;
      align-items: center;
      margin-top: 5vh;
    }
  
    .about-text-wrapper,
    #about-text3 {
      max-width: 100%;
      font-size: 4vw;
      /* background-color: pink; */
      /* margin-top: 5vh; */
     }

    #about-text3 {
        margin-top: 5vh;
        text-align: center;
    }
  
    .about-text {
      font-size: 4vw;
    }

    .image {
      width: 70%;
      margin-top: 3vh;
    }
  
    #about h2 {
        text-align: center;
        font-size: 11vw;
        min-height: unset;
        margin-top: 0;
    }

    #services {
        margin-top: -40vh;
        text-align: center;
    }

    #services h2 {
      font-size: 11vw;
      min-height: unset;
    }
  
    .service h1 {
      font-size: 5vw;
      margin-top: 5vh;

    }
  
    .service span {
      font-size: 4vw;
    }

    .responsibilities #about-text3 {
        order: 1;
    }
      
    .responsibilities img {
        order: 2;
    }
  
    #experience h2 {
      font-size: 11vw;
      letter-spacing: -1vw;
      margin-top: -40vh;
    }
  
    .technologies {
      font-size: 4vw;
      gap: 4vw;
    }

    #contact {
        /* transform: none; */
        margin-top: 10vh;
        margin-left: 4vw;
        width: 100vw;
        min-height: 101svh;
    }
  
    #collab {
      font-size: 1vw;
      margin-top: -5vh;
    }

    .collab-word{
        font-size: 11vw;
    }


.collab-word.animate-in {
    animation: collabEntrance 700ms cubic-bezier(.2,.9,.2,1) both;
}

/* Hover / focus effect */
.collab-word:hover,
.collab-word:focus {
    transform: translateY(-6px) scale(1.06) rotate(-0.6deg);
    letter-spacing: 0.12em;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.28), 0 4px 12px rgrgba(0, 0, 0, 0.12);
    filter: drop-shadow(0 6px 18px rgba(0, 0, 0, 0.18));
    cursor: pointer;
    outline: none;
}

/* Small accessibility touch: visible focus ring for keyboard users */
.collab-word:focus-visible {
    box-shadow: 0 0 0 4px rgba(123,97,255,0.12);
    border-radius: 6px;
}
  
    #profiles {
      flex-direction: column;
      gap: 10vw;
    }
  
    #message-form form {
      width: 95%;
      margin-top: -3vh;
    }
  
    #message-form textarea {
      font-size: 3vw;

    }
  
    #message-form button {
      font-size: 3vw;
      margin-top: 2vh;
    }
  
    footer {
      font-size: 3vw;
      margin-bottom: -5vh;
    }
  }