/* Cleaned high-tech theme CSS
    - Uses CSS variables for colors, spacing and radii
    - Consolidated duplicated rules
    - Better focus states and responsive sidebar
*/

:root {
     --bg-image: url('./photo-1644088379091-d574269d422f.jpeg');
     --bg-color: #0f1116;
     --surface-dark: #282846;
     --surface-darker: #1e1e2f;
     --muted: #3a3a5c;
     --text: #e0e0e0;
     --accent: #00d4ff;
     --accent-2: #ff4081;
     --glass-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
     --radius-sm: 8px;
     --radius-md: 12px;
     --spacing-sm: 10px;
     --spacing-md: 20px;
     --max-width: 1200px;
     --sidebar-width: 250px;
     --transition: 0.28s ease;
}

/* Global reset */
*,
*::before,
*::after {
     box-sizing: border-box;
}

html, body {
     height: 100%;
     margin: 0;
     font-family: Arial, sans-serif;
     color: var(--text);
     -webkit-font-smoothing: antialiased;
     -moz-osx-font-smoothing: grayscale;
}

/* Background image */
body {
     display: flex;
     flex-direction: column;
}

/* Layout helpers */
.container {
     max-width: var(--max-width);
     margin: 0 auto;
     padding: var(--spacing-md);
     flex: 1 0 auto;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
     color: var(--accent);
     text-transform: uppercase;
     letter-spacing: 2px;
     margin: 0 0 var(--spacing-sm) 0;
}

p {
     margin: 0 0 var(--spacing-md) 0;
     line-height: 1.5;
}

/* Header / Navbar / Footer */
header, .header, footer, .navbar {
     background-color: var(--surface-dark);
     color: var(--text);
}

header, footer {
     text-align: center;
     padding: var(--spacing-md);
     border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.header {
     text-align: center;
     padding: var(--spacing-md);
     border-radius: var(--radius-sm);
     margin-bottom: var(--spacing-md);
}

.header h1 {
     font-size: 2.5rem;
}

/* Navbar */
.navbar {
     padding: 10px 20px;
     border-radius: var(--radius-sm);
     display: flex;
     align-items: center;
     justify-content: space-between;
     gap: var(--spacing-sm);
}

.navbar a,
a {
     color: var(--accent);
     text-decoration: none;
     transition: color var(--transition);
}

.navbar a {
     color: var(--text);
     margin: 0 10px;
     text-transform: uppercase;
}

a:hover,
.navbar a:hover {
     color: var(--accent-2);
}

/* Buttons and inputs */
.btn,
button {
     background-color: var(--surface-dark);
     color: var(--text);
     border: none;
     border-radius: var(--radius-sm);
     padding: 10px 18px;
     cursor: pointer;
     transition: background-color var(--transition), transform var(--transition);
     box-shadow: none;
}

.btn:hover,
button:hover {
     background-color: var(--muted);
     transform: translateY(-2px);
}

/* Form fields */
input,
textarea {
     background-color: var(--surface-darker);
     color: var(--text);
     border: 1px solid var(--muted);
     border-radius: var(--radius-sm);
     padding: 10px;
     width: 100%;
     box-sizing: border-box;
     transition: border-color var(--transition), box-shadow var(--transition);
     resize: vertical;
}

input:focus,
textarea:focus,
button:focus,
a:focus {
     outline: none;
     box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.12);
     border-color: var(--accent);
}

/* Card */
.card {
     background-color: var(--surface-dark);
     border-radius: var(--radius-md);
     box-shadow: var(--glass-shadow);
     padding: var(--spacing-md);
     margin: var(--spacing-md) 0;
     transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
     transform: translateY(-6px);
     box-shadow: 0 8px 20px rgba(0,0,0,0.45);
}

/* Footer specific adjustments */
footer {
     width: 100%;
     margin-top: auto;
}

/* Sidebar (responsive) */
.sidebar {
     position: fixed;
     left: 0;
     top: 0;
     width: var(--sidebar-width);
     height: 100%;
     background-color: #333;
     color: var(--text);
     transform: translateX(-100%);
     transition: transform var(--transition);
     padding: var(--spacing-md);
     z-index: 60;
}

.sidebar.active {
     transform: translateX(0);
}

/* Menu toggle */
.menu-toggle {
     position: fixed;
     top: 10px;
     left: 10px;
     background-color: var(--surface-darker);
     color: var(--text);
     border: none;
     padding: 8px 10px;
     border-radius: var(--radius-sm);
     cursor: pointer;
     z-index: 70;
     transition: background-color var(--transition), transform var(--transition);
     width: 50px;
     height: 50px;
     display: flex;
     align-items: center;
     justify-content: center;
     font-size: 1.4rem;
}

.menu-toggle:hover {
     background-color: var(--muted);
}

/* Prev / Next project style helpers */
.prev-project,
.next-project {
     display: inline-block;
     padding: 8px 12px;
     border-radius: var(--radius-sm);
     background-color: transparent;
     color: var(--text);
     transition: background-color var(--transition);
}

.prev-project:hover,
.next-project:hover {
     background-color: #555;
}


/* Keep the attachment behavior responsive and explicit */
@media (max-width: 800px) {
       html { background-attachment: scroll; }
}
@media (min-width: 801px) {
       html { background-attachment: fixed; }
}
.row {
     display: flex;
     gap: var(--spacing-md);
     flex-wrap: wrap;
}

.col {
     flex: 1;
     min-width: 220px;
}

/* Accessibility: focus-visible for keyboard users */
:focus:not(:focus-visible) {
     box-shadow: none;
}

/* ------------------------------
   VERSION MOBILE
   ------------------------------ */
@media (max-width: 768px) {

    /* Cacher la sidebar par défaut sur mobile */
    .sidebar {
        position: fixed;
        left: -250px;
        top: 0;
        width: 200px;
        height: 100vh;
        background: rgb(30, 30, 35);
        padding-top: 100px;
        transition: 0.3s;
        z-index: 999;
    }

    .sidebar.active {
        left: 0;
    }

    /* Bouton menu mobile */
    .menu-toggle {
        position: fixed;
        top: 20px;
        left: 20px;
        background: rgb(40,40,45);
        padding: 10px 14px;
        border-radius: 8px;
        border: none;
        cursor: pointer;
        font-size: 1.4em;
        color: white;
        z-index: 1000;
    }

    /* Slider */
    #project-slider {
        flex-direction: column;
        margin-top: 100px !important;
        margin-bottom: 100px !important;
    }

    #project-slider > button {
        margin: 15px 0 !important;
    }

    #project-slider img {
        max-width: 90% !important;
        height: auto !important;
    }

    #project-slider div {
        margin: 0 !important;
        width: 90%;
    }

    /* Texte du projet lisible */
    #project-description {
        font-size: 0.95em;
        text-align: center;
    }

    /* Container général */
    .container {
        padding: 10px;
    }
}

/* Fond par défaut PC */
body {
    min-height: 100vh;
    margin: 0;
    background-color: var(--bg-color);
    background-image: var(--bg-image);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
}

/* Mobile : fond gris sombre uniquement */
@media (max-width: 768px) {
    body {
        min-height: 100vh;
        background-image: none !important; /* supprime l'image */
        background-color: #2566f3 !important; /* gris sombre */
        background-attachment: scroll !important;
    }
}

/* Éviter que le html interfère */
html {
    height: 100%;
    margin: 0;
    background: transparent;
}