:root {
    --bg-primary: #000;
    --terminal-bg: rgba(0, 15, 0, 0.9);
    --accent: #00ff41;
    --accent-glow: rgba(0, 255, 65, 0.4);
    --danger: #00ff41;
    --text-main: #d1ffd7;
    --text-dim: #008f11;
    --border-color: rgba(0, 255, 65, 0.2);
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-display: 'Orbitron', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    font-family: var(--font-mono);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ===== MATRIX CANVAS ===== */
#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    display: block;
}

/* CRT SCANLINE EFFECT */
body::after {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.1) 50%),
        linear-gradient(90deg, rgba(0, 255, 0, 0.03), rgba(0, 255, 0, 0.01), rgba(0, 255, 0, 0.03));
    z-index: 1000;
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
    opacity: 0.4;
}

/* ===== BOOT OVERLAY ===== */
#boot-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    transition: opacity 0.8s ease;
}

#boot-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.logo-container {
    margin-bottom: 50px;
    animation: glowIntro 2s ease-out;
}

.brand-logo {
    width: 180px;
    height: 180px;
    filter: drop-shadow(0 0 20px var(--accent-glow));
}

@keyframes glowIntro {
    from {
        opacity: 0;
        transform: scale(0.8);
        filter: brightness(0);
    }

    to {
        opacity: 1;
        transform: scale(1);
        filter: brightness(1);
    }
}

.btn-register {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 900;
    letter-spacing: 5px;
    padding: 20px 48px;
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
    cursor: pointer;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-register:hover {
    background: var(--accent);
    color: #000;
    box-shadow: 0 0 50px var(--accent);
    transform: translateY(-3px);
}

/* ===== IDENTITY VERIFICATION ===== */
#login-screen {
    position: fixed;
    inset: 0;
    z-index: 1500;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 15px;
}

#login-screen:not(.hidden) {
    display: flex;
}

.auth-terminal {
    width: 100%;
    max-width: 500px;
    background: var(--terminal-bg);
    border: 1px solid var(--accent);
    box-shadow: 0 0 40px rgba(0, 255, 65, 0.1);
    position: relative;
    overflow: hidden;
}

.scanner-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent);
    box-shadow: 0 0 20px var(--accent);
    z-index: 10;
    opacity: 0.6;
    animation: fast-scan 3s infinite linear;
}

@keyframes fast-scan {
    0% {
        top: 0;
    }

    100% {
        top: 100%;
    }
}

.auth-body {
    padding: 50px 30px;
    text-align: center;
}

.prompt-danger {
    font-family: var(--font-display);
    color: var(--accent);
    font-weight: 900;
    font-size: 1.2rem;
    display: block;
    margin-bottom: 25px;
    letter-spacing: 3px;
}

#btn-google-auth {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    width: 100%;
    padding: 16px;
    background: #fff;
    border: none;
    font-family: var(--font-display);
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
}

#btn-google-auth:hover {
    filter: brightness(0.9);
    transform: scale(1.02);
}

/* ===== FORM SCREEN ===== */
#form-screen {
    display: none;
    padding: 60px 15px;
    min-height: 100vh;
}

#form-screen.active {
    display: block;
}

.terminal-window {
    max-width: 900px;
    margin: 0 auto;
    background: var(--terminal-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
}

.terminal-titlebar {
    background: rgba(0, 30, 0, 0.8);
    padding: 10px 15px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 6px;
}

.terminal-dot.red {
    background: var(--accent);
}

.terminal-dot.yellow {
    background: var(--accent);
    opacity: 0.5;
}

.terminal-dot.green {
    background: var(--accent);
    opacity: 0.2;
}

.terminal-title {
    margin-left: 10px;
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--text-dim);
}

.terminal-body {
    padding: 40px;
}

/* ASCII & Logo Area */
.ascii-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    overflow: hidden;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.form-logo {
    width: 80px;
    height: 80px;
    filter: drop-shadow(0 0 10px var(--accent-glow));
}

.ascii-art {
    font-family: var(--font-display);
    font-size: 3rem;
    line-height: 0.9;
    color: var(--accent);
    font-weight: 900;
}

/* Inputs */
.input-group {
    margin-bottom: 25px;
}

.prompt-label {
    display: block;
    font-size: 0.8rem;
    margin-bottom: 10px;
    color: var(--text-dim);
}

.prompt-cmd {
    color: var(--accent);
    margin-right: 5px;
}

.input-field {
    width: 100%;
    background: rgba(0, 20, 0, 0.5);
    border: 1px solid var(--border-color);
    padding: 12px 15px;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    transition: 0.3s;
}

.input-field:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 15px var(--accent-glow);
}

.input-field.error {
    border-color: #ff0000;
}

/* Grid */
.members-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.member-card {
    background: rgba(0, 40, 0, 0.3);
    border: 1px solid var(--border-color);
    padding: 25px;
}

.card-title {
    font-family: var(--font-display);
    color: var(--accent);
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-bottom: 20px;
    display: block;
}

/* Responsive Overrides (iPhone 6 & Older) */
@media (max-width: 480px) {
    .terminal-body {
        padding: 20px;
    }

    .ascii-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .header-left {
        gap: 10px;
    }

    .ascii-art {
        font-size: 2.2rem;
    }

    .form-logo {
        width: 60px;
        height: 60px;
    }

    .status-line {
        font-size: 0.65rem;
    }

    .btn-register {
        padding: 15px 30px;
        font-size: 0.9rem;
        letter-spacing: 3px;
    }

    .brand-logo {
        width: 140px;
        height: 140px;
    }

    .members-section {
        grid-template-columns: 1fr;
    }

    .field-row {
        display: flex !important;
        flex-direction: column;
        gap: 0 !important;
    }
}

/* Submit & Add Member */
.btn-submit {
    width: 100%;
    padding: 18px;
    background: var(--accent);
    color: #000;
    border: none;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1rem;
    letter-spacing: 4px;
    cursor: pointer;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-add-member {
    width: 100%;
    padding: 12px;
    background: transparent;
    border: 1px dashed var(--accent);
    color: var(--accent);
    font-family: var(--font-display);
    cursor: pointer;
    margin-bottom: 30px;
}

#status-text {
    font-size: 0.8rem;
    color: var(--accent);
}