:root {
    /* Industrial Lab Theme */
    --bg-color: #050505;
    --text-color: #e0e0e0;
    --accent-color: #ffffff;
    --border-color: #333333;
    --surface-color: #0a0a0a;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'Courier New', Courier, monospace;
    /* Keeping for technical details */
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    /* Clean headings */
    --status-concept: #666;
    --status-rnd: #00ffff;
    --status-proto: #ff00ff;
    --status-prod: #00ff00;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg-color: #f0f0f0;
        --text-color: #111111;
        --accent-color: #000000;
        --border-color: #bbbbbb;
        --surface-color: #ffffff;
    }

    .mobile-menu-btn {
        filter: none;
    }
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.5;
    font-size: 14px;
    /* Slightly smaller, technical feel */
    /* border-top: 4px solid var(--text-color); REMOVED */
}

a {
    color: var(--text-color);
    text-decoration: none;
    border-bottom: 1px dotted var(--text-color);
    transition: all 0.2s;
}

a:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

header {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

header .logo {
    font-weight: bold;
    font-size: 1.2rem;
    border: 2px solid var(--text-color);
    padding: 0.5rem 1rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    /* Fix vertical alignment */
}

main {
    max-width: 1400px;
    /* Wider for dashboard view */
    margin: 3rem auto;
    padding: 0 2rem;
    min-height: 70vh;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.5px;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 3.5rem;
    line-height: 0.9;
}

h2 {
    font-size: 2rem;
    border-left: 4px solid var(--text-color);
    padding-left: 1rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background-color: var(--text-color);
    color: var(--bg-color);
    font-family: var(--font-main);
    font-weight: bold;
    text-transform: uppercase;
    border: 1px solid var(--text-color);
    cursor: pointer;
    transition: all 0.2s;
}

.btn:hover {
    background-color: transparent;
    color: var(--text-color);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--text-color);
    color: var(--text-color);
}

.btn-outline:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

.card {
    background-color: var(--surface-color);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: transform 0.2s;
}

.card:hover {
    border-color: var(--text-color);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.8rem;
}

input,
textarea,
select {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-family: var(--font-main);
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--text-color);
}

.flash-message {
    padding: 1rem;
    margin-bottom: 2rem;
    border: 1px solid;
    font-weight: bold;
}

footer {
    padding: 2rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    display: flex;
    justify-content: space-between;
}

/* Technical Status Indicators */
.tech-status {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    font-size: 0.7rem;
    border: 1px solid var(--border-color);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.status-point {
    display: inline-block;
    width: 8px;
    height: 8px;
    margin-right: 5px;
    border-radius: 50%;
}

/* --- MOBILE RESPONSIVENESS --- */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-color);
    cursor: pointer;
    filter: invert(1);
    /* Make black Lottie white for Dark Mode */
}

@media (max-width: 768px) {
    header {
        padding: 1rem;
    }

    .mobile-menu-btn {
        display: block;
    }

    nav {
        display: none;
        position: absolute;
        top: 100%;
        /* Below header */
        left: 0;
        right: 0;
        width: 100%;
        background-color: var(--bg-color);
        border-bottom: 2px solid var(--border-color);
        padding: 0;
        /* Remove padding to flush edges */
        z-index: 100;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
    }

    nav.active {
        display: block;
        animation: slideDown 0.3s ease-out;
    }

    nav ul {
        flex-direction: column;
        align-items: stretch;
        /* Full width items */
        gap: 0;
        /* Removing gap for list feel */
    }

    nav ul li {
        border-bottom: 1px solid var(--border-color);
    }

    nav ul li a {
        display: block;
        padding: 1.5rem;
        border: none;
    }

    /* MOBILE DROPDOWNS (ACCORDION STYLE) */
    .user-menu-container,
    .notif-menu-container {
        display: block;
        width: 100%;
        text-align: left;
    }

    .user-trigger,
    .notif-trigger {
        padding: 1.5rem;
        justify-content: space-between;
        /* Space between icon/text and arrow */
    }

    .user-dropdown-content,
    .notif-dropdown-content {
        position: static !important;
        width: 100% !important;
        box-shadow: none !important;
        border: none;
        border-top: 1px solid var(--border-color);
        background: rgba(255, 255, 255, 0.03) !important;
        /* Slight contrast */
        margin: 0;
        max-height: none !important;
        /* Allow full expansion */
        padding-left: 1rem;
        /* Indent */
    }

    .user-dropdown-content a,
    .notif-dropdown-content a {
        padding: 1rem 1.5rem;
        background: transparent !important;
        font-size: 0.9rem;
        opacity: 0.8;
    }

    /* TYPOGRAPHY RESPONSIVE */
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    /* LAYOUT RESPONSIVE */
    .grid {
        grid-template-columns: 1fr !important;
    }

    main {
        padding: 0 1rem;
        margin: 2rem auto;
    }

    /* PROFILE RESPONSIVE */
    .profile-banner {
        height: 150px !important;
    }

    .profile-avatar {
        width: 100px !important;
        height: 100px !important;
        top: -50px !important;
        left: 50% !important;
        transform: translateX(-50%);
    }

    .profile-info {
        text-align: center;
        margin-top: 3rem !important;
        /* Push down content to clear avatar */
    }

    .profile-actions {
        text-align: center !important;
        margin-bottom: 1rem;
    }

    /* FORMS & TABLES */
    input,
    select,
    textarea,
    button {
        font-size: 16px;
        /* Prevents iOS zoom */
    }

    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    /* SETTINGS PAGE FLEX WRAP */
    .card>div[style*="display:flex"] {
        flex-direction: column !important;
    }

    /* MODAL */
    .modal-content {
        width: 95%;
        margin: 20% auto;
        padding: 1.5rem;
    }
}

/* --- USER DROPDOWN --- */
.user-menu-container {
    position: relative;
    display: inline-block;
    cursor: pointer;
}

.user-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 10px;
    border: 1px solid transparent;
}

.user-trigger:hover {
    border-color: var(--border-color);
}

.user-dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background-color: var(--surface-color);
    min-width: 220px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.user-dropdown-content a {
    color: var(--text-color);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.user-dropdown-content a:hover {
    background-color: rgba(255, 255, 255, 0.05);
    padding-left: 20px;
    /* sliding effect */
    transition: all 0.2s;
}

/* --- NOTIF DROPDOWN (Added) --- */
.notif-menu-container {
    position: relative;
    display: inline-block;
    cursor: pointer;
}

.notif-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 10px;
    border: 1px solid transparent;
}

.notif-trigger:hover {
    border-color: var(--border-color);
}

.notif-dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background-color: var(--surface-color);
    min-width: 320px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    border: 1px solid var(--border-color);
    max-height: 400px;
    overflow-y: auto;
}

.notif-dropdown-content a {
    color: var(--text-color);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.notif-dropdown-content a:hover {
    background-color: rgba(255, 255, 255, 0.05);
    padding-left: 20px;
    transition: all 0.2s;
}

.show-dropdown {
    display: block !important;
    /* Force show via JS */
    animation: slideDownMenu 0.3s ease-out forwards;
    transform-origin: top center;
}

@keyframes slideDownMenu {
    0% {
        opacity: 0;
        transform: translateY(-10px) scaleY(0.8);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scaleY(1);
    }
}

/* --- MODAL SYSTEM --- */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--surface-color);
    margin: 10% auto;
    padding: 2rem;
    border: 1px solid var(--text-color);
    width: 90%;
    max-width: 500px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    position: relative;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close-modal {
    color: var(--text-color);
    float: right;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close-modal:hover {
    color: red;
}