/*
   Main style sheet, for styles needed on every page
   First styles for mobile, then mobile in landscape, then desktop
   Author: Samuel Herman
   Date: 1 June 2025
*/

/* Site background colors ************************************************************************/
:root {
    --baseFont: white;
    --htmlBackground: rgb(83, 83, 83);
    --headerBackground: rgb(43, 43, 43);
    --linkNormal: rgb(250, 49, 49);
    --linkHover: rgb(160, 0, 0);
    --linkActive: rgb(99, 0, 0);
    --pageHeading: var(--linkNormal);

    --lightModeFont: black;
    --lightModeBackground: white;
    --lightModeHeader: rgb(177, 177, 177);

    --bodyLinkHover: var(--lightModeHeader);
}

/* LIGHT MODE STYLES *****************************************************************************/
html.light-mode {
    --htmlBackground: var(--lightModeBackground);
    --baseFont: var(--lightModeFont);
}

html.light-mode header {
    background: linear-gradient(to bottom, var(--lightModeBackground), var(--lightModeHeader));
}

html.light-mode footer {
    background: linear-gradient(to bottom, var(--lightModeHeader), var(--lightModeBackground));
}

/* HTML/BODY *************************************************************************************/
html {
    background-color: var(--htmlBackground);
    font-size: 62.5%;
    color: var(--baseFont);
}

body {
    width: 100%;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    font-size: 2rem;
}

body:after {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
    z-index: -1;
    content: url(../img/burger-open.png) url(../img/burger-close.png) url(../img/icon.png);
}

a {
    color: var(--baseFont);
}

a:hover, a:focus, a:active {
    color: var(--bodyLinkHover);
}

/* LOGO ANIMATION STYLES *************************************************************************/

.logo-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    margin: 0;
    background-color: var(--htmlBackground);
    z-index: 1200;
    display: none;
    justify-content: center;
    align-items: center;
}

.logo-container {
    position: relative;
    width: min(80vw, 80vh);
    height: min(80vw, 80vh);
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo-letter-container {
    width: 100%;
    height: 38.58%;
    display: flex;
}

.logo-s {
    width: 50%;
    height: 100%;
    margin: 0;
    position: relative;
}

.logo-h {
    width: 50%;
    height: 100%;
    margin: 0;
    position: relative;
}

.logo-piece {
    background-color: var(--pageHeading);
    box-shadow: 2px 2px white;
    border-radius: 8px;
    position: absolute;
    display: none;
}

/* S Pieces size/position */
.piece-01 {
    width: 54.68%;
    height: 18.45%;
    left: 23%;
}

.piece-02 {
    width: 14.98%;
    height: 58.25%;
    top: 0;
    left: 0;
}

.piece-03 {
    width: 47.94%;
    height: 18.45%;
    left: 23%;
    top: 40%;
}

.piece-04 {
    width: 15.73%;
    height: 60.19%;
    right: 5%;
    bottom: 0;
}

.piece-05 {
    width: 71.16%;
    height: 18.45%;
    bottom: 0;
    left: 0;
}

/* H pieces size/position */
.piece-06 {
    width: 15.73%;
    height: 100%;
    left: 5%;
    top: 0;
}

.piece-07 {
    width: 46.44%;
    height: 18.45%;
    right: 24%;
    top: 40.5%
}

.piece-08 {
    width: 15.73%;
    height: 100%;
    right: 0;
    top: 0;
}

/* Animations for piece 1 */
@keyframes piece01 {
    0% {
        transform: translateX(calc(-100vw - 100%));
    }
    6% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-01 {
    animation: piece01 1.5s ease forwards;
}

/* Animations for piece 2 */
@keyframes piece02 {
    0% {
        transform: translateY(calc(-100vh - 100%));
    }
    6% {
        transform: translateY(calc(-100vh - 100%));
    }
    12% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-02 {
    animation: piece02 1.5s ease forwards;
}

/* Animations for piece 3 */
@keyframes piece03 {
    0% {
        transform: translateX(calc(100vw - 100%));
    }
    12% {
        transform: translateX(calc(100vw - 100%));
    }
    18% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-03 {
    animation: piece03 1.5s ease forwards;
}

/* Animations for piece 4 */
@keyframes piece04 {
    0% {
        transform: translateY(calc(100vh - 100%));
    }
    18% {
        transform: translateY(calc(100vh - 100%));
    }
    24% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-04 {
    animation: piece04 1.5s ease forwards;
}

/* Animations for piece 5 */
@keyframes piece05 {
    0% {
        transform: translateX(calc(-100vw - 100%));
    }
    24% {
        transform: translateX(calc(-100vw - 100%));
    }
    30% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-05 {
    animation: piece05 1.5s ease forwards;
}

/* Animations for piece 6 */
@keyframes piece06 {
    0% {
        transform: translateY(calc(-100vh - 100%));
    }
    30% {
        transform: translateY(calc(-100vh - 100%));
    }
    36% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-06 {
    animation: piece06 1.5s ease forwards;
}

/* Animations for piece 7 */
@keyframes piece07 {
    0% {
        transform: translateX(calc(100vw - 100%));
    }
    36% {
        transform: translateX(calc(100vw - 100%));
    }
    42% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-07 {
    animation: piece07 1.5s ease forwards;
}

/* Animations for piece 8 */
@keyframes piece08 {
    0% {
        transform: translateY(calc(100vh - 100%));
    }
    42% {
        transform: translateY(calc(100vh - 100%));
    }
    48% {
        transform: translate(0px);
    }
    99% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.piece-08 {
    animation: piece08 1.5s ease forwards;
}

/* Animations for the letter S */
@keyframes logoS {
    0% {
        transform: translateX(0px) rotate(0deg);
    }
    70% {
        transform: translateX(0px) rotate(0deg);
    }
    100% {
        transform: translateX(calc(-100vw - 100%)) rotate(-360deg);
    }
}

.logo-s {
    animation: logoS 1.5s ease forwards;
}

/* Animations for the letter H */
@keyframes logoH {
    0% {
        transform: translateX(0px) rotate(0deg);
    }
    70% {
        transform: translateX(0px) rotate(0deg);
    }
    100% {
        transform: translateX(calc(100vw - 100%)) rotate(360deg);
    }
}

.logo-h {
    animation: logoH 1.5s ease forwards;
}

/* Animations for the background */
@keyframes logoWrapper {
    0% {
        opacity: 1;
        display: flex;
    }
    75% {
        opacity: 1;
        display: flex;
    }
    100% {
        opacity: 0;
        display: none;
    }
}

.logo-wrapper {
    animation: logoWrapper 1.5s ease forwards;
}

/*HEADER AREA STYLES *****************************************************************************/
.header-area {
    width: 100%;
    height: 80px;
    position: fixed;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
}

header {
    background: linear-gradient(to bottom, var(--htmlBackground), var(--headerBackground));
    width: 100%;
    height: 80px;
    position: fixed;
    z-index: 900;
    box-shadow: 0 2px 10px black;
    transition: all .5s ease-in-out;
}

header.open {
    height: 380px;
}

.header-logo {
    display: block;
    width: 80px;
    height: 80px;
    background-image: url(../img/icon.png);
    background-size: 105%;
    background-repeat: no-repeat;
    background-position: center;
    margin-left: 10px;
}

.header-logo-link {
    width: 100%;
    height: 100%;
    display: block;
    margin: 0;
}

/*DARK/LIGHT TOGGLE BUTTON ***********************************************************************/
#theme-container {
    height: 80px;
    width: 170px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.light-dark-toggle {
    cursor: pointer;
    position: relative;
    width: 60px;
    height: 30px;
    border-radius: 15px;
    background: var(--toggle-bg, #333);
    margin: 0 auto;
}

.light-dark-toggle::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--toggle-knob, #fff);
    transition: transform .5s ease-in-out;
}

/* Button switched to dark mode */
html:not(.light-mode) .light-dark-toggle {
    --toggle-bg: #0a0a0a;
    --toggle-knob: #fff;
}

html:not(.light-mode) .light-dark-toggle::after {
    transform: translateX(0);
}

/* Button switches to light mode */
html.light-mode .light-dark-toggle {
    --toggle-bg: #a0a0a0;
    --toggle-knob: #111111;
}

html.light-mode .light-dark-toggle::after {
    transform: translateX(30px);
}

/* BURGER MENU STYLES ****************************************************************************/
.toggle-container {
    position: relative;
    width: 80px;
    height: 80px;
    margin-right: 5px;
}

.header-toggle-btn {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-size: 80%;
    background-repeat: no-repeat;
    background-position: center, left 81px top;
    display: block;
    cursor: pointer;
}

.burger-open {
    background-image: url(../img/burger-open.png);
    opacity: 1;
    transition: all .5s ease-in-out;
}

.burger-open.open {
    opacity: 0;
}

.burger-close {
    background-image: url(../img/burger-close.png);
    opacity: 0;
    transition: all .5s ease-in-out;
}

.burger-close.open {
    opacity: 1;
}

#burger-menu {
    width: 100%;
    height: 0px;
    position: fixed;
    z-index: 900;
    top: 80px;
    overflow: hidden;
    visibility: hidden;
    transition: all .5s ease-in-out;
}

#burger-menu.open {
    visibility: visible;
    height: 300px;
}

.menu-ul {
    height: 100%;
    opacity: 0;
    transition: all .5s ease-in-out;
}

.menu-ul.open {
    transition: all .5s ease-in-out;
    opacity: 1;
}

#burger-menu ul li {
    height: 75px;
    line-height: 75px;
    text-align: center;
    font-weight: bold;
    border-top: 2px solid black;
}

#burger-menu ul li a {
    display: block;
    width: 100%;
    height: 100%;
    font-size: 3rem;
    color: var(--linkNormal);
    text-shadow: -3px 3px 3px black;
    transition: all .5s ease-in-out;
}

#burger-menu ul li a:hover, #burger-menu ul li a:focus {
    color: var(--linkHover);
    font-size: 5rem;
    text-shadow: -6px 6px 6px black;
}

#burger-menu ul li a:active {
    color: var(--linkActive);
    font-size: 6rem;
    text-shadow: -9px 9px 9px black;
}

/* MAIN SECTION STYLES ***************************************************************************/
main {
    flex-grow: 1;
    margin-top: 90px;
    text-align: center;
}

main * {
    margin: 7px 15px;
}

.desktop-row {
    margin: 0;
}

.desktop-column {
    margin: 0;
}

h1 {
    font-size: 5rem;
    line-height: 71px;
    text-shadow: -3px 3px 3px black;
    color: var(--pageHeading);
}

h2 {
    font-size: 3rem;
}

h3 {
    font-size: 2.5rem;
}

.long-paragraph {
    text-align: left;
}

/*HOME PAGE STYLES *******************************************************************************/
.pic-container {
    width: 70vw;
    aspect-ratio: 1 / 1;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: -3px 3px 12px black, 3px -3px 12px black;
    cursor: pointer;
    
}

.pic {
    width: 100%;
    object-fit: cover;
    margin: 0;
}

.pic-overlay-container {
    position: fixed;    
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: 0;
    z-index: 1100;
    transition: all .5s ease-in-out;
    background-color: var(--htmlBackground);
    visibility: hidden;
    opacity: 0;
    box-sizing: border-box;
    margin: 0;
    cursor: pointer;
}

/* Shows the expanded image when activated */
.pic-overlay-container.show {
    height: 90vw;
    aspect-ratio: 1/1;
    visibility: visible;
    opacity: 1;
}

.pic-overlay {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: 2px solid black;
    box-shadow: -3px 3px 30px black, 3px -3px 30px black;
    margin: 0;
}

.socials-img {
    width: 30vw;
    transition: all 0.3s ease;
}

.socials-img:hover {
    opacity: 0.8;
    filter: brightness(90%);
}

/*SCROLL GALLERY STYLES **************************************************************************/
.gallery-container {
    position: relative;
    width: 90vw;
    border: 1px solid #000000;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    overflow: hidden;
    margin: 0 auto;
}

.gallery-img-wrapper {
    display: flex;
    margin: 0;
}

.gallery-img {
    width: 100%;
    height: auto;
    display: none;
    object-fit: contain;
    margin: 0;
}

.gallery-img.active {
    display: block;
}

.prev-btn, .next-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 1.5em;
    border-radius: 5px;
    transition: background-color 0.3s ease;
    margin: 0;
}

.prev-btn:hover, .next-btn:hover {
    background-color: rgba(0, 0, 0, 0.8);
}

.prev-btn {
    left: 10px;
}

.next-btn {
    right: 10px;
}

/*RESUME PAGE STYLES *****************************************************************************/
#resume {
    width: 98vw;
    margin: 0 auto;
    object-fit: contain;
    border: 1px solid #000000;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.pdf-list li {
    margin: 7px 0;
}
/* FOOTER STYLES *********************************************************************************/
footer {
    background: linear-gradient(to bottom, var(--headerBackground), var(--htmlBackground));
    text-align: center;
    display: flex;
    padding: 10px;
    justify-content: space-around;
    font-size: 1.2rem;
}

/**************************************************************************************
    Mobile Landscape mode
***************************************************************************************/
@media only screen and (max-width: 767px) and (orientation: landscape){
    /* HEADER AREA STYLES ************************************************************************/
    .header-area {
        height: 40px;
    }

    header {
        height: 40px;
    }
    
    header.open {
        height: 190px;
    }

    .header-logo {
        width: 40px;
        height: 40px;
    }
    
    #theme-container {
        height: 40px;
    }

    /* BURGER MENU STYLES ************************************************************************/
    .toggle-container {
        width: 40px;
        height: 40px;
    }

    #burger-menu {
        top: 40px;
    }

    #burger-menu ul li {
        height: 38px;
        line-height: 38px;
    }

    #burger-menu.open {
        visibility: visible;
        height: 150px;
    }

    /* MAIN SECTION STYLES ***********************************************************************/
    main {
        margin-top: 45px;
    }

    h1 {
        font-size: 4rem;
        line-height: 50px;
    }

    /* HOME PAGE STYLES **************************************************************************/
    .pic-container {
        width: 70vh;        
    }

    .pic-overlay-container {
        top: 60%;
    }

    .pic-overlay-container.show {
        width: 80vh;
        height: 80vh;
    }

    .gallery-container {
        width: 80vh;
    }

    .prev-btn {
        left: 5px;
    }

    .next-btn {
        right: 5px;
    }

    /* RESUME PAGE STYLES ************************************************************************/
    #resume {
        width: 90vh;
    }
}

/**************************************************************************************
    Desktop Styles
***************************************************************************************/
@media only screen and (min-width: 1024px) {
    
    /* HEADER AREA STYLES ************************************************************************/
    header {
        height: 140px;
        transition: none;
    }
    
    /* Dark/light toggle btn */
    #theme-container {
        width: 200px;
    }

    /* BURGER MENU STYLES ************************************************************************/
    .toggle-container {
        visibility: hidden;
        transition: none;
    }

    .header-toggle-btn {
        transition: none;
    }

    #burger-menu {
        height: 60px;
        visibility: visible;
        transition: none;
    }

    .menu-ul {
        opacity: 1;
        transition: none;
        display: flex;
        flex-direction: row;
    }

    #burger-menu ul li {
        height: 60px;
        width: 25%;
        line-height: 60px;
        border-top: none;
        display: block;
    }
    
    #burger-menu ul li a {
        font-size: 3rem;
    }

    #burger-menu ul li a:hover, #burger-menu ul li a:focus {
        font-size: 5rem;
    }

    #burger-menu ul li a:active {
        font-size: 5.5rem;
    }

    /* MAIN SECTION STYLES ***********************************************************************/
    body {
        font-size: 3rem;
    }

    main {
        width: 100%;
        margin-top: 140px;
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    main * {
        margin: 20px 20px;
    }

    .desktop-row {
        width: 100%;
        margin: 0;
    }

    .desktop-column {
        width: 48vw;
        margin: 0;
    }

    h1 {
        font-size: 7rem;
        line-height: 85px;
    }
    
    h2 {
        font-size: 5rem;
    }

    h3 {
        font-size: 2.5rem;
    }
    
    .long-paragraph {
        text-align: left;
    }

    /* HOME PAGE STYLES **************************************************************************/
    .pic-container {
        width: 70%;
        max-width: 70vh;
    }

    .pic-overlay-container.show {
        height: 95vh;
        max-height: 80%;
    }

    .socials-img {
        width: 50%;
    }

    /* SCROLL GALLERY STYLES *********************************************************************/
    .gallery-container {
        width: 100%;
        max-width: 70vh;
    }

    /* RESUME PAGE STYLES ************************************************************************/
    #resume {
        width: 100%;
        max-width: 60vh;
        margin: 0 auto;
    }

    /* FOOTER STYLES *****************************************************************************/
    footer {
        font-size: 2rem;
        margin-top: 20px;
    }
}