/* ===================================
           TABLE OF CONTENTS
           ===================================
           1. CSS Variables
           2. Reset & Base Styles
           3. Loading Animation
           4. Theme Toggle
           5. Page Indicators
           6. Header & Logo
           7. Navigation
           8. Card System
           9. Card Content
           10. Contact Form
           11. Social Links
           12. Phantom Image
           13. Scroll Indicator
           14. Responsive Design
        =================================== */


        /* ===================================
           1. CSS VARIABLES
        =================================== */
        :root {
            /* Color Variables */
            --bg-dark: #000;
            --bg-light: #f5f5f5;
            --text-dark: #fff;
            --text-light: #333;
            --text-muted-dark: #ccc;
            --text-muted-light: #555;
            
            /* Gradient Colors for 3D Text */
            --gradient-start: #ffffff;
            --gradient-mid-light: #e5e5e5;
            --gradient-mid: #909090;
            --gradient-dark: #303030;
            
            /* Form Colors */
            --form-bg-dark: rgba(255, 255, 255, 0.1);
            --form-bg-light: rgba(0, 0, 0, 0.05);
            --form-border-dark: rgba(255, 255, 255, 0.2);
            --form-border-light: rgba(0, 0, 0, 0.2);
            
            /* Spacing */
            --header-size: 6em;
            --nav-gap: 40px;
            --card-width: 850px;
            --card-height: 550px;
            --card-width-contact: 850px; 
            
            /* Animation */
            --transition-smooth: 0.5s ease;
            --transition-bounce: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
            --transition-card: 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
        }


       /* ===================================
   2. RESET & BASE STYLES
=================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    font-family: "Rajdhani", sans-serif;
    color: var(--text-dark);    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    overflow: hidden;    transition: color var(--transition-smooth);
    position: relative; /* Required for pseudo-element positioning */
    z-index: 0;
}

/* Background Layer */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/blackbg1.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    z-index: -1; /* Places image behind content */
    transition: background-image var(--transition-smooth), opacity var(--transition-smooth);
    opacity: 1; /* Dark theme opacity */
}

body.light-theme {
    background-color: var(--bg-light);
    color: var(--text-light);
}

/* Light Theme Background Adjustments */
body.light-theme::before {
    background-image: url('../images/bg2.jpg');
    opacity: 0.4; /* Adjust this value (0.1 to 1.0) for desired transparency */
}


        /* ===================================
           3. LOADING ANIMATION
        =================================== */
        .loader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--bg-dark);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity var(--transition-smooth);
        }

        .loader.hidden {
            opacity: 0;
            pointer-events: none;
        }

        .loader-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }

        .loader-logo {
            width: 150px;
            height: auto;
            animation: logo-float 3s ease-in-out infinite;
        }

        .loader-text {
            font-family: "Orbitron", sans-serif;
            font-size: 3em;
            font-weight: 900;
            color: var(--text-dark);
            letter-spacing: 0.2em;
            animation: pulse 1.5s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 0.3; transform: scale(1); }
            50% { opacity: 1; transform: scale(1.05); }
        }

        @keyframes logo-float {
            0%, 100% { transform: translateY(0); filter: drop-shadow(0 0 5px rgba(168, 85, 247, 0.2)); }
            50% { transform: translateY(-15px); filter: drop-shadow(0 0 20px rgba(168, 85, 247, 0.6)); }
        }


        /* ===================================
           4. THEME TOGGLE
        =================================== */
        .theme-toggle {
            position: fixed;
            top: 30px;
            right: 30px;
            z-index: 1000;
        }

        .toggle-switch {
            position: relative;
            width: 60px;
            height: 30px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 30px;
            cursor: pointer;
            transition: background 0.3s ease;
            border: 2px solid rgba(255, 255, 255, 0.3);
        }

        .light-theme .toggle-switch {
            background: rgba(0, 0, 0, 0.2);
            border: 2px solid rgba(0, 0, 0, 0.3);
        }

        .toggle-slider {
            position: absolute;
            top: 3px;
            left: 3px;
            width: 20px;
            height: 20px;
            background: var(--text-dark);
            border-radius: 50%;
            transition: transform 0.3s ease;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
        }

        .toggle-switch.active .toggle-slider {
            transform: translateX(30px);
        }

        .light-theme .toggle-slider {
            background: var(--text-light);
        }


        /* ===================================
           5. PAGE INDICATORS
        =================================== */
        .page-indicators {
            position: fixed;
            right: 30px;
            top: 50%;
            transform: translateY(-50%);
            display: flex;
            flex-direction: column;
            gap: 15px;
            z-index: 100;
        }

        .page-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .page-dot.active {
            background: var(--text-dark);
            transform: scale(1.3);
        }

        .light-theme .page-dot {
            background: rgba(0, 0, 0, 0.3);
        }

        .light-theme .page-dot.active {
            background: var(--text-light);
        }


/* ===================================
   6. HEADER & LOGO - BUTTERY SMOOTH VERSION
=================================== */
.header-3d {
    font-family: "Orbitron", sans-serif;
    text-transform: uppercase;
    font-size: var(--header-size);
    font-weight: 900;
    background: linear-gradient(to bottom, 
        var(--gradient-start) 0%, 
        #f0f0f0 10%,
        var(--gradient-mid-light) 20%,
        #d0d0d0 30%,
        #b0b0b0 40%,
        var(--gradient-mid) 50%,
        #707070 60%,
        #505050 80%,
        var(--gradient-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.05em;
    margin-bottom: 30px;
    cursor: default;
    position: relative;
    text-shadow: 
        1px 1px 0 #ccc,
        2px 2px 0 #bbb,
        3px 3px 0 #aaa,
        4px 4px 0 #999,
        5px 5px 0 #888,
        6px 6px 0 #777,
        7px 7px 0 #666,
        8px 8px 0 #555,
        9px 9px 0 #444,
        10px 10px 0 #333,
        11px 11px 0 #222,
        12px 12px 10px rgba(0,0,0,0.5),
        15px 15px 15px rgba(0,0,0,0.4),
        20px 20px 25px rgba(0,0,0,0.3),
        25px 25px 35px rgba(0,0,0,0.2);
    filter: drop-shadow(0 0 30px rgba(255,255,255,0.3));
    
    /* SMOOTH TRANSITION MAGIC */
    transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
    will-change: transform, font-size;
    transform: translate(0, 0) scale(1);
    z-index: 400;
}

/* COMPACT MODE - Uses transform instead of position for smoothness */
.header-3d.compact {
    position: fixed;
    top: 20px;
    right: 80px;
    font-size: 2em;
    margin-bottom: 0;
    transform: translate(0, 0) scale(0.7);
    cursor: pointer;
}

.header-3d.compact:hover {
    transform: translate(0, -2px) scale(0.75);
    filter: drop-shadow(0 0 40px rgba(255,255,255,0.5));
}

.light-theme .header-3d {
    background: linear-gradient(to bottom, 
        var(--gradient-start) 0%, 
        #e8e8e8 10%,
        #d5d5d5 20%,
        #c0c0c0 30%,
        #a0a0a0 40%,
        #808080 50%,
        #606060 60%,
        #404040 80%,
        #202020 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 30px rgba(0,0,0,0.2));
}

.light-theme .header-3d.compact:hover {
    filter: drop-shadow(0 0 40px rgba(0,0,0,0.4));
}

        /* ===================================
           7. NAVIGATION
        =================================== */
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: var(--nav-gap);
            margin-bottom: 40px;
            transition: all var(--transition-bounce);
            position: relative;
        }

        .nav-wrapper.compact {
            position: fixed;
            top: 20px;
            left: 20px;
            margin-bottom: 0;
            gap: 15px;
            transform: scale(0.7);
            z-index: 500;
        }

        .nav-arrow {
            background: transparent;
            border: none;
            color: var(--text-dark);
            font-size: 32px;
            cursor: pointer;
            padding: 10px 20px;
            transition: all 0.3s ease;
            opacity: 0.6;
            font-weight: 300;
        }

        .light-theme .nav-arrow {
            color: var(--text-light);
        }

        .nav-arrow:hover {
            opacity: 1;
            transform: scale(1.2);
        }

        #nav-link-text {
            font-family: "Orbitron", sans-serif;
            font-size: 1.5em;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 8px;
            color: var(--text-dark);
            min-width: 250px;
            text-align: center;
        }

        .light-theme #nav-link-text {
            color: var(--text-light);
        }


        /* ===================================
           8. CARD SYSTEM
        =================================== */
        .card-container {
            perspective: 1500px;
            width: var(--card-width);
            height: var(--card-height);
            position: relative;
            transition: width 0.3s ease;
            margin-left: 150px; 
        }

        .card-container.contact-mode {
            width: var(--card-width-contact);
        }

        .card {
            width: 100%;
            height: 100%;
            padding: 0;
            position: absolute;
            top: 0;
            left: 0;
            opacity: 0;
            transform: translateX(100%) rotateY(20deg);
            transition: all var(--transition-card);
            display: flex;
            flex-direction: column;
        }

        .card.active {
            opacity: 1;
            transform: translateX(0) rotateY(0);
        }

        .card.exit-left {
            opacity: 0;
            transform: translateX(-100%) rotateY(-20deg);
        }

        .card.exit-right {
            opacity: 0;
            transform: translateX(100%) rotateY(20deg);
        }

        .card.enter-left {
            transform: translateX(-100%) rotateY(-20deg);
        }

        .card.enter-right {
            transform: translateX(100%) rotateY(20deg);
        }

        .card h2 {
            font-family: "Orbitron", sans-serif;
            font-size: 28px;
            color: var(--text-dark);
            letter-spacing: 3px;
            font-weight: 900;
            text-align: left; 
            margin-bottom: 30px;
            flex-shrink: 0;
            padding-left: 20px;
        }

        .light-theme .card h2 {
            color: var(--text-light);
        }


        /* ===================================
           9. CARD CONTENT
        =================================== */
        .card-content {
            flex: 1;
            overflow-y: auto;
            overflow-x: hidden;
            padding: 0 0 0 20px; 
        }

        .card-content::-webkit-scrollbar {
            display: none;
        }

        .card-content {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        .card-content p {
            font-size: 18px;
            line-height: 1.8;
            color: var(--text-muted-dark);
            font-weight: 400;
            text-align: left; 
            max-width: 100%;  
        }

        .light-theme .card-content p {
            color: var(--text-muted-light);
        }

        .card-content p strong {
            color: var(--text-dark);
            font-weight: 600;
        }

        .light-theme .card-content p strong {
            color: var(--bg-dark);
        }

        /* Two Column Layout for Contact */
        .card-content.two-column {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            overflow-y: auto;
            padding: 0 30px;
        }

        .contact-info-side {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: flex-start;
        }

        .contact-form-side {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }


        /* ===================================
           10. CONTACT FORM
        =================================== */
        .hp-field {
          opacity: 0;
          position: absolute;
          top: 0;
          left: 0;
          height: 0;
          width: 0;
          z-index: -1;
          pointer-events: none;
        }

        .contact-info {
            margin-bottom: 25px;
        }

        .contact-info p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-muted-dark);
            margin-bottom: 15px;
        }

        .light-theme .contact-info p {
            color: var(--text-muted-light);
        }

        .contact-info p strong {
            color: var(--text-dark);
            display: block;
            margin-bottom: 5px;
            font-size: 14px;
            letter-spacing: 1px;
        }

        .light-theme .contact-info p strong {
            color: var(--text-light);
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
            width: 100%;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }

        .form-group label {
            font-size: 11px;
            font-weight: 600;
            color: var(--text-dark);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .light-theme .form-group label {
            color: var(--text-light);
        }

        .form-group input,
        .form-group textarea {
            background: var(--form-bg-dark);
            border: 1px solid var(--form-border-dark);
            color: var(--text-dark);
            padding: 8px 10px;
            border-radius: 5px;
            font-family: "Rajdhani", sans-serif;
            font-size: 14px;
            transition: all 0.3s ease;
        }

        .light-theme .form-group input,
        .light-theme .form-group textarea {
            background: var(--form-bg-light);
            border: 1px solid var(--form-border-light);
            color: var(--text-light);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: rgba(255, 255, 255, 0.5);
            background: rgba(255, 255, 255, 0.15);
        }

        .light-theme .form-group input:focus,
        .light-theme .form-group textarea:focus {
            border-color: rgba(0, 0, 0, 0.4);
            background: rgba(0, 0, 0, 0.08);
        }

        .form-group textarea {
            resize: none;
            height: 70px;
        }

        .submit-btn {
            background: var(--form-bg-dark);
            border: 2px solid var(--text-dark);
            color: var(--text-dark);
            padding: 10px 25px;
            font-family: "Orbitron", sans-serif;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            border-radius: 5px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            margin-top: 5px;
        }

        .submit-btn:hover {
            background: var(--text-dark);
            color: var(--bg-dark);
            transform: translateY(-2px);
        }

        .light-theme .submit-btn {
            background: var(--form-bg-light);
            border: 2px solid var(--text-light);
            color: var(--text-light);
        }

        .light-theme .submit-btn:hover {
            background: var(--text-light);
            color: var(--text-dark);
        }

        .form-message {
            text-align: center;
            padding: 8px;
            border-radius: 5px;
            font-weight: 600;
            margin-top: 5px;
            font-size: 12px;
        }

        .form-message.success {
            background: rgba(0, 255, 0, 0.2);
            color: #0f0;
        }

        .form-message.error {
            background: rgba(255, 0, 0, 0.2);
            color: #f00;
        }

        /* Error Shake Animation */
@keyframes shake {    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-10px); }
    40%, 80% { transform: translateX(10px); }
}

/* Success Pop Animation */
@keyframes successPulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 255, 128, 0.7); }
    50% { transform: scale(1.02); box-shadow: 0 0 20px 5px rgba(0, 255, 128, 0.3); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 255, 128, 0); }
}

.form-error {
    animation: shake 0.4s cubic-bezier(.36,.07,.19,.97) both;
    border-color: #ff4d4d !important;
}

.form-success-glow {
    animation: successPulse 0.6s ease-out both;
    border-color: #00ff80 !important;
}

/* Optional: Message styling */
#form-message {
    margin-top: 15px;
    font-family: "Rajdhani", sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

/* Phantom Container Base */
.phantom-container {
    position: relative;
    border: 1px solid var(--form-border-dark);
    padding: 20px;
    border-radius: 8px;    background: var(--form-bg-dark);
    transition: all 0.4s ease;}

.light-theme .phantom-container {
    background: var(--form-bg-light);    border-color: var(--form-border-light);
}

/* Moving Scanline */
.scanline {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 4px;
    background: rgba(0, 255, 128, 0.2);
    z-index: 5;
    pointer-events: none;    animation: scanMove 3s linear infinite;
}

@keyframes scanMove {
    0% { top: 0; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

/* Phantom Processing Animation */
.phantom-processing {
    animation: phantomShake 0.15s infinite;
    filter: sepia(1) hue-rotate(90deg);
    pointer-events: none;
}

@keyframes phantomShake {
    0% { transform: translate(1px, 1px); }
    50% { transform: translate(-1px, -1px); }
    100% { transform: translate(1px, -1px); }
}

/* Label & Button Styling */
.phantom-label {
    font-family: "Orbitron", sans-serif;
    font-size: 10px !important;
    letter-spacing: 2px;
    color: #00ff80 !important; /* Neon green accent looks good in both themes */
    margin-bottom: 4px;
}

.phantom-btn {
    border: 1px solid #00ff80 !important;
    color: #00ff80 !important;
    background: transparent !important;
    position: relative;
    overflow: hidden;
}

.phantom-btn:hover {
    background: #00ff80 !important;
    color: #000 !important;
    box-shadow: 0 0 15px rgba(0, 255, 128, 0.5);
}/* Form Message Typewriter Area */
#form-message {
    min-height: 20px;
    font-family: "Orbitron", sans-serif;
    font-size: 11px;
    letter-spacing: 1px;
}

/* Honeypot Hidden Field */
.hp-field {    display: none !important;
}

/* ===================================
   CONTACT FORM SELECT DROPDOWN (FIXED)
=================================== */

.form-group select {
    /* Layout & Box Model */
    width: 100%;
    height: 45px;
    padding: 0 40px 0 15px;
    border-radius: 5px;
    font-family: "Rajdhani", sans-serif;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    
    /* Reset Default UI */
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;

    /* Theme - Dark (Default) */
    background-color: var(--form-bg-dark, #1a1a1a);
    border: 1px solid var(--form-border-dark, rgba(255, 255, 255, 0.1));
    color: var(--text-dark, #ffffff);
    
    /* Arrow Icon - Base64 White */
    background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNCIgaGVpZ2h0PSIyNCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IndoaXRlIiBzdHJva2Utd2lkdGg9IjIiIHN0cm9rZS1saW5lY2FwPSJyb3VuZCIgc3Ryb2tlLWxpbmVqb2luPSJyb3VuZCI+PHBhdGggZD0iTTcgMTBsNSA1IDUtNSIvPjwvc3ZnPg==") !important;
    background-repeat: no-repeat !important;
    background-position: right 15px center !important;
    background-size: 18px !important;
}

/* Light Theme Styling */
.light-theme .form-group select {
    background-color: var(--form-bg-light, #f9f9f9);
    border: 1px solid var(--form-border-light, rgba(0, 0, 0, 0.1));
    color: var(--text-light, #333333);
    
    /* Arrow Icon - Base64 Black */
    background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNCIgaGVpZ2h0PSIyNCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSJub25lIiBzdHJva2U9IiMzMzMzMzMiIHN0cm9rZS13aWR0aD0iMiIgc3Ryb2tlLWxpbmVjYXA9InJvdW5kIiBzdHJva2UtbGluZWpvaW49InJvdW5kIj48cGF0aCBkPSJNNyAxMGw1IDUgNS01Ii8+PC9zdmc+") !important;}

/* Focus States */
.form-group select:focus {
    outline: none;
    border-color: #ff0050; /* Or your primary accent color */
    box-shadow: 0 0 0 2px rgba(255, 0, 80, 0.2);
}

.light-theme .form-group select:focus {
    border-color: #ff0050;    box-shadow: 0 0 0 2px rgba(255, 0, 80, 0.1);
}

/* Dropdown Menu (Options) */
.form-group select option {
    background-color: #1a1a1a;
    color: #ffffff;
    padding: 10px;
}

.light-theme .form-group select option {
    background-color: #ffffff;
    color: #333333;
}

/* Cleanup for IE */
.form-group select::-ms-expand {
    display: none;
}

        /* ===================================
           11. SOCIAL LINKS
        =================================== */
        .social-links {
            display: flex;
            gap: 15px;
            justify-content: flex-start;
            margin-top: 3px;
            opacity: 0;
            transform: translateY(20px);
            animation: slideInSocial 0.6s ease forwards 0.3s;
        }

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

        .social-link {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--form-bg-dark);
            border: 2px solid var(--form-border-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-dark);
            font-size: 22px;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .social-link:hover {
            background: var(--text-dark);
            color: var(--bg-dark);
            transform: translateY(-5px);
            border-color: var(--text-dark);
        }

        .light-theme .social-link {
            background: var(--form-bg-light);
            border: 2px solid var(--form-border-light);
            color: var(--text-light);
        }

        .light-theme .social-link:hover {
            background: var(--text-light);
            color: var(--text-dark);
            border-color: var(--text-light);
        }


        /* ===================================
           12. PHANTOM IMAGE & LOGO
        =================================== */
        /* Phantom Silhouette - Bottom Left */
        .phantom-corner-img {
            position: fixed;
            bottom: -50px;
            left: -30px;
            width: 400px;
            height: auto;
            z-index: 5;
            pointer-events: none;
            transition: opacity var(--transition-smooth), filter var(--transition-smooth);
            -webkit-mask-image: radial-gradient(ellipse at bottom left, black 10%, rgba(0,0,0,0.5) 40%, transparent 70%);
            mask-image: radial-gradient(ellipse at bottom left, black 10%, rgba(0,0,0,0.5) 40%, transparent 70%);
        }

        body:not(.light-theme) .phantom-corner-img {
            display: block;
            filter: invert(1) opacity(0.12); 
            mix-blend-mode: screen;
        }

        .light-theme .phantom-corner-img {
            display: block;
            filter: contrast(1.1) brightness(1.1) opacity(0.6);
            mix-blend-mode: multiply;
        }


        /* ===================================
           13. SCROLL INDICATOR
        =================================== */
        .scroll-indicator {
            position: absolute;
            right: 20px;
            bottom: 20px;
            width: 4.5rem;
            height: 4.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10;
            cursor: pointer;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.4s ease, transform 0.3s ease;
        }

        .scroll-indicator.visible {
            opacity: 1;
            pointer-events: all;
        }

        .scroll-indicator:hover {
            transform: scale(1.1);
        }

        .scroll-indicator__text-svg {
            position: absolute;
            width: 100%;
            height: 100%;
            animation: rotation 10s linear infinite;
        }

        .scroll-indicator__text-svg text {
            fill: var(--text-dark);
            font-family: "Orbitron", sans-serif;
            font-size: 8.5px;
            text-transform: uppercase;
            letter-spacing: 3.2px;
            font-weight: 600;
            transition: fill var(--transition-smooth);
        }

        .light-theme .scroll-indicator__text-svg text {
            fill: var(--text-light);
        }

        .scroll-indicator svg.arrow {
            width: 20px;
            height: 20px;
            fill: var(--text-dark);
            transition: fill var(--transition-smooth);
        }

        .light-theme .scroll-indicator svg.arrow {
            fill: var(--text-light);
        }

        @keyframes rotation {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        <!-- ============================================
     PORTFOLIO CSS (Add to main.css)
     ============================================ -->

<style>
/* ===================================
   PORTFOLIO PAGE STYLES
=================================== */

/* Filters */
.portfolio-filters {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--form-border-dark);
    color: var(--text-muted-dark);
    padding: 8px 20px;
    font-family: "Orbitron", sans-serif;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 4px;
    text-transform: uppercase;
}

.filter-btn:hover {
    border-color: #00ff80;
    color: #00ff80;
    box-shadow: 0 0 10px rgba(0, 255, 128, 0.3);
}

.filter-btn.active {
    background: #00ff80;
    color: #000;
    border-color: #00ff80;
    box-shadow: 0 0 20px rgba(0, 255, 128, 0.5);
}

.light-theme .filter-btn {
    border-color: var(--form-border-light);
    color: var(--text-muted-light);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
    padding-right: 20px;
}

/* Project Card */
.project-card {
    position: relative;
    background: var(--form-bg-dark);
    border: 1px solid var(--form-border-dark);
    border-radius: 12px;
    padding: 25px;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 128, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.project-card:hover::before {
    opacity: 1;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 255, 128, 0.5);
    box-shadow: 0 15px 40px rgba(0, 255, 128, 0.2);
}

.light-theme .project-card {
    background: var(--form-bg-light);
    border-color: var(--form-border-light);
}

.light-theme .project-card:hover {
    border-color: rgba(0, 255, 128, 0.4);
    box-shadow: 0 15px 40px rgba(0, 255, 128, 0.15);
}

/* Featured Badge */
.project-card.featured {
    border-width: 2px;
    border-color: #00ff80;
}

.project-badge {
    position: absolute;
    top: -1px;
    right: 20px;
    background: #00ff80;
    color: #000;
    padding: 4px 12px;
    font-family: "Orbitron", sans-serif;
    font-size: 9px;
    font-weight: 900;
    letter-spacing: 1px;
    border-radius: 0 0 4px 4px;
    z-index: 2;
}

/* Animated Glow */
.project-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 255, 128, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

.project-card:hover .project-glow {
    opacity: 1;
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(10deg); }
}

/* Project Header */
.project-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.project-icon {
    font-size: 24px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 128, 0.1);
    border: 1px solid rgba(0, 255, 128, 0.3);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.project-card:hover .project-icon {
    background: rgba(0, 255, 128, 0.2);
    transform: rotate(10deg) scale(1.1);
}

.project-header h3 {
    font-family: "Orbitron", sans-serif;
    font-size: 16px;
    font-weight: 900;
    letter-spacing: 1px;
    color: var(--text-dark);
    flex: 1;
    margin: 0;
}

.light-theme .project-header h3 {
    color: var(--text-light);
}

.project-status {
    font-family: "Orbitron", sans-serif;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 8px;
    border-radius: 4px;
    background: rgba(0, 255, 128, 0.2);
    color: #00ff80;
    border: 1px solid rgba(0, 255, 128, 0.4);
}

.project-status.dev {
    background: rgba(255, 200, 0, 0.2);
    color: #ffc800;
    border-color: rgba(255, 200, 0, 0.4);
}

/* Project Description */
.project-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted-dark);
    margin-bottom: 20px;
}

.light-theme .project-desc {
    color: var(--text-muted-light);
}

/* Metrics */
.project-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.light-theme .project-metrics {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.08);
}

.metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.metric-value {
    font-family: "Orbitron", sans-serif;
    font-size: 20px;
    font-weight: 900;
    color: #00ff80;
}

.metric-label {
    font-family: "Rajdhani", sans-serif;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.light-theme .metric-label {
    color: var(--text-muted-light);
}

/* Tech Stack */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-tag {
    font-family: "Rajdhani", sans-serif;
    font-size: 11px;
    font-weight: 600;
    padding: 5px 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--text-muted-dark);
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background: rgba(0, 255, 128, 0.1);
    border-color: rgba(0, 255, 128, 0.3);
    color: #00ff80;
    transform: translateY(-2px);
}

.light-theme .tech-tag {
    background: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 0, 0, 0.1);
    color: var(--text-muted-light);
}

/* Project Links */
.project-links {
    display: flex;
    gap: 10px;
}

.project-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 15px;
    font-family: "Orbitron", sans-serif;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.project-btn.primary {
    background: #00ff80;
    color: #000;
    border: 2px solid #00ff80;
}

.project-btn.primary:hover {
    background: transparent;
    color: #00ff80;
    box-shadow: 0 0 20px rgba(0, 255, 128, 0.4);
    transform: translateY(-2px);
}

.project-btn.secondary {
    background: transparent;
    color: var(--text-dark);
    border: 2px solid var(--form-border-dark);
}

.project-btn.secondary:hover {
    border-color: #00ff80;
    color: #00ff80;
    box-shadow: 0 0 15px rgba(0, 255, 128, 0.3);
}

.light-theme .project-btn.secondary {
    color: var(--text-light);
    border-color: var(--form-border-light);
}

   /* ===================================
   14. RESPONSIVE DESIGN
   =================================== */

/* ========== TABLET (900px and below) ========== */
@media (max-width: 900px) {
    /* Card System */
    .card-container {
        width: 90%;
        margin-left: 0;
    }
    
    /* Phantom Image */
    .phantom-corner-img {
        width: 350px;
        bottom: -40px;
        left: -20px;
    }
    
    /* Portfolio Grid */
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

/* ========== MOBILE (768px and below) ========== */
@media (max-width: 768px) {
    /* --- CSS Variables --- */
    :root {
        --header-size: 4em;
        --nav-gap: 30px;
    }
    
    /* --- Header --- */
   .header-3d.compact {
        top: 15px;
        right: 65px;
        font-size: 1.5em;
        transform: translate(0, 0) scale(0.6);
    }
    
    .header-3d.compact:hover {
        transform: translate(0, -2px) scale(0.65);
    }
    
    /* --- Navigation --- */
    .nav-wrapper.compact { 
        top: 15px; 
        left: 15px; 
        gap: 10px;
        transform: scale(0.6);
    }
    
    .nav-arrow { 
        font-size: 28px; 
    }
    
    #nav-link-text { 
        font-size: 1.2em; 
        letter-spacing: 5px; 
        min-width: 180px; 
    }
    
    /* --- Card System --- */
    .card-container,
    .card-container.contact-mode { 
        width: 90%; 
        max-width: 500px; 
    }
    
    .card h2 { 
        font-size: 24px; 
    }
    
    .card-content p { 
        font-size: 16px; 
    }
    
    .card-content.two-column {
        grid-template-columns: 1fr;
        gap: 20px;
        overflow-y: auto;
    }
    
    /* --- Theme Toggle --- */
    .theme-toggle { 
        top: 20px; 
        right: 20px; 
    }
    
    /* --- Page Indicators --- */
    .page-indicators { 
        right: 15px; 
    }
    
    /* --- Scroll Indicator --- */
    .scroll-indicator {
        transform: scale(0.8);
        right: 10px;
        bottom: 10px;
    }
    
    .scroll-indicator:hover {
        transform: scale(0.9);
    }
    
    /* --- Social Links --- */
    .social-links { 
        justify-content: center; 
    }
    
    /* --- Brand Logo --- */
    .brand-logo {
        width: 55px;
        top: 85px;
        left: 20px;
    }
    
    /* --- Phantom Image --- */
    .phantom-corner-img {
        width: 300px;
        bottom: -60px;
        opacity: 0.6;
    }
    
    /* --- Portfolio --- */
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .project-metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        padding: 12px;
    }
    
    .metric-value {
        font-size: 16px;
    }
}

/* ========== SMALL MOBILE (600px and below) ========== */
@media (max-width: 600px) {
    :root {
        --header-size: 3em;
    }
    
    /* Further reduce header when super compact */
    @media (max-width: 600px) {
    .header-3d.compact {
        font-size: 1.2em;
        right: 60px;
        transform: translate(0, 0) scale(0.55);
    }
    
    /* Tighter spacing for small screens */
    .portfolio-filters {
        gap: 6px;
    }
    
    .filter-btn {
        padding: 6px 12px;
        font-size: 10px;
    }
}