@import url('https://fonts.googleapis.com/css2?family=Georgia&family=Roboto:wght@400;500;700&family=Playfair+Display:wght@400;700&display=swap');

/* Kagkasidis θετω μερικες μεταβλητες για χρωματα (lightmode/darkmode) */
:root {
    --dark--color-primary: #000;
    --darkgrey--color-primary: #111;
    --darkwhite--color-list: #333;
    --dark555--color: #555;
    --color-foreground: #fff;
    --color-body-primary: #4a3b32;
    --color-body-background: #f5f0e6;
    --color-header-content-primary: #5D4037;
    --color-nav-link-text: rgba(255, 255, 255, 0.75);
}
/*Reset before and after too not only '*' Kagkasidis */
*,
*::before,
*::after {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}


/*Kagkasidis*/
.main-container {
    display: flex;
    min-height: calc(100vh - 100px);
    /* flex-wrap: wrap; */
}
/*Kagkasidis*/
.main-content {
    order: 1;
    flex-direction: column;
    flex-grow: 1;
    min-width: 360px;
}

body {
    padding: 0; /*Kagkasidis*/
    margin: 0;  /*Kagkasidis*/
    min-height: 100vh;  /*Kagkasidis*/
    /* Kagkasidis */
    font-family: 'Roboto', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.7;
    color: var(--color-body-primary);/*Kagkasidis*/
    background-color: var(--color-body-background);/*Kagkasidis*/
    overflow-x: hidden;
    
}
/*Kagkasidis*/
body.darkmode {
    background-color: var(--dark--color-primary);
    color: var(--dark--color-background);
}
/*Kagkasidis*/
body.lightmode {
    color: var(--color-body-primary);
    background-color: var(--color-body-background);
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
    padding: 0 20px;

}

h1,
h2 {
    font-family: 'Georgia', 'Times New Roman', Times, serif;
    color: #8B4513;
    margin-bottom: 20px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 2.6em;
}
/*Kagkasidis*/
.darkmode h1,
.darkmode h2 {
    color: var(--color-foreground);
}
/*Kagkasidis*/
.lightmode h1,
.lightmode h2 {
    color: #8B4513;
}

p {
    margin-bottom: 18px;
    color: #4a3b32;
}
/*Kagkasidis*/
body.darkmode p {
    color: var(--color-foreground);
}
/*Kagkasidis*/
body.lightmode p {
    color: #4a3b32;
}

a {
    color: #a0522d;
    text-decoration: none;
    transition: color 0.3s ease;
}
/*Kagkasidis*/
.darkmode a {
    color: var(--color-foreground);
}
/*Kagkasidis*/
.lightmode a {
    color: #a0522d;
}

a:hover {
    color: #8B4513;
}

.header {
    background-color: var(--color-header-content-primary);/*Kagkasidis*/
    display: flex;/*Kagkasidis*/
    width: 100%;
    /* color: #f5f0e6; 
    padding: 15px 0; 
    position: fixed;
    top: 0; */
    /* z-index: 1000; */
    /* box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);  */
}

/*Kagkasidis*/
.darkmode .header {
    background-color: var(--darkgrey--color-primary);
}

/*Kagkasidis*/
.lightmode .header {
    background-color: var(--color-header-content-primary);
}

/*Kagkasidis*/
.header_content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-direction: row;
    min-height: 60px;
    min-width: 100%;
    padding: 0 30px;
    margin: 0 auto;
}

/*Kagkasidis*/
ul {
    list-style: none;
}

/*Kagkasidis*/
.logo {
    display: flex;
    order: 0;
}

/*Kagkasidis*/
.logo_img {
    height: 80px;
    display: block;
}

/*Kagkasidis*/
.nav {
    display: flex;
    flex-wrap: wrap;
    column-gap: 40px;
    flex-flow: row;
}
/*Kagkasidis*/
.nav_item {
    display: flex;
    margin-right: 20px;
    margin-left: 20px;
}

/*Kagkasidis*/
.nav_list {
    display: flex;
}

/*Kagkasidis*/
.nav_link {
    color: var(--color-nav-link-text);
    font-size: 15px;
    /* transition: all 0.4s; */
}

/*Kagkasidis*/
.lightmode .nav_link {
    color: var(--color-nav-link-text);
    text-decoration: none;
}


.nav_link:hover,
.nav_link:focus {
    color: rgba(255, 255, 255, 1);
}


/* header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
} */

/* .logo-container {
    display: flex;
    align-items: center;
}

.logo-container h1 {
    margin: 0;
    font-size: 1.8em;
    color: #f5f0e6; 
}
.logo-container .subtitle {
    margin: 0 0 0 15px;
    font-size: 0.9em;
    color: #e0d8c8; 
    font-family: 'Roboto', sans-serif;
}

.logo {
    height: 50px;
    margin-right: 15px;
} */

/* nav ul {
    list-style: none;
    display: flex;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    color: #f5f0e6; 
    font-weight: 500;  
    padding: 5px 0;
    position: relative;
    font-family: 'Georgia', serif; 
    font-size: 1.05em;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #c0a080; 
    transition: width 0.3s ease-in-out;
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
} */


.hero-section {
    background-color: rgb(224, 216, 200);
    background: linear-gradient(rgba(224, 216, 200, 0.7), rgb(224, 216, 200, 0.9)), url('images/entrance.jpg') no-repeat center center/cover;
    color: #4a3b32;
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 40px 20px;
    margin-top: 80px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
/*Kagkasidis*/
.darkmode .hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6)),
        url('images/entrance.jpg') no-repeat center center/cover;
}
/*Kagkasidis*/
.lightmode .hero-section {
    background: linear-gradient(rgba(224, 216, 200, 0.7), rgb(224, 216, 200, 0.9)), url('images/entrance.jpg') no-repeat center center/cover;
}

.hero-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.hero-section h2 {
    font-size: 2.8em;
    margin-bottom: 25px;
    border-bottom: none;
    color: #8B4513;
}
/*Kagkasidis*/
.darkmode .hero-section h2 {
    color: var(--color-foreground);
}
/*Kagkasidis*/
.lightmode .hero-section h2 {
    color: #8B4513;
}

.hero-section p {
    font-size: 1.2em;
    margin-bottom: 35px;
    color: #5c4d43;
    max-width: 700px;
}

.cta-button {
    display: inline-block;
    background: #8B4513;
    color: #f5f0e6;
    padding: 12px 30px;
    border-radius: 3px;
    text-decoration: none;
    font-weight: bold;
    font-family: 'Georgia', 'Times New Roman', serif;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    border: 1px solid #7a3c0f;
}
/*Kagkasidis*/
.darkmode .cta-button {
    background: var(--dark--color-primary);
    border: 1px solid var(--dark--color-primary);
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
/*Kagkasidis*/
.lightmode .cta-button {
    background: #8B4513;
    color: #f5f0e6;
    border: 1px solid #7a3c0f;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    background-color: #a0522d;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.25);
}
/*Kagkasidis*/
.darkmode .cta-button:hover {
    background-color: var(--dark--color-primary);
}
/*Kagkasidis*/
.lightmode .cta-button:hover {
    background-color: #a0522d;
}

.content-section {
    padding: 70px 0;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out 0.2s;
}

.content-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.content-section.alt-bg {
    background-color: #e0d8c8;
}
/*Kagkasidis*/
.lightmode .content-section.alt-bg {
    background-color: #e0d8c8;
}
/*Kagkasidis*/
.darkmode .content-section.alt-bg {
    background-color: var(--darkwhite--color-list);
}
/*Kagkasidis*/
.darkmode #programs {
    background-color: var(--darkwhite--color-list);
}
/*Kagkasidis*/
.lightmode #programs {
    background-color: #e0d8c8;
}

.programs-list {
    list-style: none;
    padding-left: 0;
}
/*Kagkasidis*/
.darkmode a {
    text-decoration: underline;
}
/*Kagkasidis*/
.programs-list li {
    background-color: rgba(139, 69, 19, 0.03);
    color: var(--color-body-primary);
    margin-bottom: 12px;
    padding: 18px 20px;
    border-left: 3px solid #c0a080;
    border-radius: 3px;
    transition: transform 0.3s ease, background-color 0.3s ease;
}
/*Kagkasidis*/
body.darkmode .programs-list li {
    background-color: var(--darkwhite--color-list);
    color: var(--color-foreground);
}
/*Kagkasidis*/
body.lightmode .programs-list li {
    background-color: rgba(139, 69, 19, 0.03);
    color: var(--color-body-primary);
}
/*Kagkasidis*/
body.darkmode .programs-list ul {
    background-color: var(--darkwhite--color-list);
}

.programs-list li:hover {
    transform: translateX(5px);
    background: rgba(139, 69, 19, 0.07);
}

#contact address {
    font-style: normal;
    line-height: 1.8;
}

footer {
    background: #5D4037;
    color: #d3c7b8;
    text-align: center;
    padding: 35px 0;
    /*    margin-top: 50px;     Kagkasidis */
    border-top: 1px solid #6f4f28;
}
/*Kagkasidis*/
.darkmode footer {
    background: var(--darkgrey--color-primary);
    color: var(--color-foreground);
    border-top: 1px var(--darkwhite--color-list);
}
/*Kagkasidis*/
.lightmode footer {
    background: #5D4037;
    color: #d3c7b8;
    border-top: 1px solid #6f4f28;
}

/* --- Projects Sidebar --- */
.projects-sidebar {

    /* position: fixed;
            top: 0;
            right: 0; */
    max-width: 20%;/*Kagkasidis*/
    min-width: 80px;/*Kagkasidis*/
    /* Kagkasidis */
    order: 3;   /*Kagkasidis*/
    flex-direction: column; /*Kagkasidis*/
    /* width: 280px;
            height: 100vh; */
    background: #d3c7b8;    /*Kagkasidis*/
    backdrop-filter: blur(15px);
    /* z-index: 999;  */
    /* padding: 20px;
            padding-top: 80px;  */
    display: flex;
    /* overflow-y: auto;  */
}
/*Kagkasidis*/
body.darkmode .projects-sidebar {
    background-color: var(--darkgrey--color-primary);
    color: var(--dark--color-primary);
}
/*Kagkasidis*/
body.lightmode .projects-sidebar {
    background-color: #d3c7b8;
    /* color: var(--dark--color-primary);🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥🟥 No need to change anything 🟧 */
}

/* .sidebar-title {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.8em;
            color: var(--accent-magenta);
            text-shadow: var(--glow-magenta);
            margin-bottom: 25px;
            text-align: center;
            border-bottom: 1px solid var(--accent-cyan);
            padding-bottom: 10px;
        } */

/*Might need the list-style: none Needs testing🟥...fixed 🟩*/
.project-list {
    list-style: none;
    /*            padding: 0; */
}

.project-item {
    background: #d3c7b8;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 4px;
    border-left: 3px #d3c7b8;
    /* #d3c7b8  Put standard color instead of non existent var Kagkasidis */
    transition: transform 0.3s ease, box-shadow 0.2s ease;
}

/*Kagkasidis*/
body.darkmode .project-item {
    background-color: var(--darkgrey--color-primary);
    color: var(--darkgrey--color-primary);
}
/*Kagkasidis*/
body.lightmode .project-item {
    background: #d3c7b8;
    /* color: var(--darkgrey--color-primary); */
}

.project-item:hover {
    transform: translateX(-5px);
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.4);
}

.project-item h4 {
    font-family: 'Orbitron', sans-serif;
    color: #4a3b32;
    /* #4a3b32 Put standard color Kagkasidis */
    margin-bottom: 8px;
    font-size: 1.1em;
}
/*Kagkasidis*/
.darkmode .project-item h4 {
    color: var(--color-foreground);
}
/*Kagkasidis*/
.lightmode .project-item h4 {
    color: #4a3b32;
}

.project-item p {
    font-size: 0.9em;
    color: #4a3b32;
    /* #4a3b32 Put standard color instead of undeclared myvar(--accent-cyan) Kagkasidis */
    margin-bottom: 10px;
}
/*Kagkasidis*/
body.darkmode .project-item p {
    color: var(--color-foreground);
}
/*Kagkasidis*/
body.lightmode .project-item p {
    color: #4a3b32;
}

.project-item a {
    color: #4a3b32;
    /* #4a3b32 Put standard color instead of undeclared myvar(--accent-cyan) Kagkasidis */
    text-decoration: none;
    font-weight: bold;
    font-size: 0.9em;
    transition: color 0.3s, text-shadow 0.3s;
}
/*Kagkasidis*/
body.darkmode .project-item a {
    color: var(--color-foreground);
    text-decoration: underline;
}
/*Kagkasidis*/
body.lightmode .project-item a {
    color: #4a3b32;
    text-decoration: none;
}

.project-item a:hover {
    color: #4a3b32;
    /* #4a3b32 Put standard color instead of undeclared myvar(--accent-cyan) Kagkasidis */
}

/* Removed text shadow did not work Kagkasidis */

/*Kagkasidis*/
body.darkmode .project-item a:hover {
    color: var(--color-foreground);
}
/*Kagkasidis*/
body.lightmode .project-item a:hover {
    color: #4a3b32;
}
/*Kagkasidis*/
body.darkmode .project-item li {
    background-color: var(--darkgrey--color-primary);
    color: var(--darkgrey--color-primary);
}

/*  .project-item a i {
            margin-left: 5px;
        } Removed, tag <i> not being used Kagkasidis*/

/* Πιο νωρις να αλλαξει η css για μεγαλες συσκευες αντι για 768px εβαλα 992px Kagkasidis */
@media (max-width: 768px) {
    /* header {
        padding: 10px 0;
    }
    header .container {
        flex-direction: column;
        align-items: center;
    }
    .logo-container {
        margin-bottom: 10px;
        text-align: center;
    }
    .logo-container .subtitle {
        margin-left: 0;
        font-size: 0.8em;
    } */
/*Kagkasidis*/
    .header {
        height: 100%;
        margin: 0;
        padding: 0;
    }
/*Kagkasidis*/
    .header_content {
        flex-direction: column;
    }

    /* .nav .logo{
        flex-direction: column;
     }*/

    .nav_link {
        font-size: auto;
    }
    /*Kagkasidis*/
    .nav_item {
        margin: 5px;
    }


    nav ul {
        align-items: center;
    }

    /* nav ul li {
        margin: 8px 0;
    }
    nav ul li a {
        font-size: 1em;
    } */

    .hero-section {
        min-height: auto;
        padding-top: 100px;
        padding-bottom: 40px;
        margin-top: 60px;
    }

    .hero-section h2 {
        font-size: 2.2em;
    }

    .hero-section p {
        font-size: 1.1em;
    }

    h1 {
        font-size: 2.0em;
    }

    h2 {
        font-size: 1.7em;
    }

    .cta-button {
        padding: 10px 20px;
        font-size: 0.9em;
    }

    .content-section {
        padding: 50px 0;
    }

    .projects-sidebar {
        display: none;
    }
    /*Kagkasidis*/
    .projects-list {
        display: none;
    }
    /*Kagkasidis*/
    .projects-item {
        display: none;
    }

    /*Kagkasidis*/
    .footertext {
        color: #d3c7b8;
    }
}

/*Kagkasidis Αυτοματο dark mode αναλογως τι ο χρηστης εχει ως browser theme dark ή light*/
/* Kagkasidis */
@media (prefers-color-scheme: dark) {
    body {
        background-color: var(--dark--color-primary);
        color: var(--dark--color-background);
    }

    h1,
    h2 {
        color: var(--color-foreground);
    }

    body p {
        color: var(--color-foreground);
    }

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

    .header {
        background-color: var(--darkgrey--color-primary);
    }

    .nav_link {
        color: var(--color-foreground);
    }

    .nav_link {
        color: var(--color-foreground);
    }

    .hero-section {
        background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6)),
            url('images/entrance.jpg') no-repeat center center/cover;
    }

    .hero-section h2 {
        color: var(--color-foreground);
    }

    .hero-section p {
        color: var(--color-foreground);
    }

    .cta-button a {
        text-decoration: underline;
    }

    .cta-button {
        background: var(--dark--color-primary);
        border: 1px solid var(--dark--color-primary);
        transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;

    }

    .cta-button:hover {
        background-color: var(--dark--color-primary);
    }

    #programs {
        background-color: rgb(4, 3, 15);
    }

    a {
        text-decoration: underline;
    }

    body .programs-list li {
        background-color: #080019;
        color: var(--color-foreground);
    }

    body .programs-list ul {
        background-color: var(--darkwhite--color-list);
    }

    footer {
        background: var(--darkgrey--color-primary);
        color: var(--color-foreground);
        border-top: 1px var(--darkwhite--color-list);
    }

    body .projects-sidebar {
        background-color: var(--darkgrey--color-primary);
        color: var(--dark--color-primary);
    }

    body .project-item {
        background-color: var(--darkgrey--color-primary);
        color: var(--darkgrey--color-primary);
    }

    .project-item h4 {
        color: var(--color-foreground);
    }

    body .project-item p {
        color: var(--color-foreground);
    }

    body .project-item a {
        color: var(--color-foreground);
        text-decoration: underline;
    }

    body .project-item a:hover {
        color: var(--color-foreground);
    }

    body .project-item li {
        background-color: var(--darkgrey--color-primary);
        color: var(--darkgrey--color-primary);
    }
}