/* ========================================
   HIGHWATA.CA - SHARED DESIGN SYSTEM
   Retro Cyberpunk Aesthetic
   ======================================== */

/* ========================================
   1. CSS VARIABLES & COLOR PALETTE
   ======================================== */
:root {
    /* Colors */
    --color-primary: #00ff00;    /* Bright green */
    --color-primary-dark: #00cc00;
    --color-secondary: #ffffff;
    --color-bg: #000000;         /* Pure black */
    --color-bg-dark: #0a0a0a;    /* Slightly lighter black for panels */
    --color-accent: #ff0000;     /* Red for warnings/errors */

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Typography */
    --font-mono: 'Courier New', Courier, monospace;
    --font-sans: Arial, Helvetica, sans-serif;

    /* Shadows & Glows */
    --glow-sm: 0 0 5px rgba(0, 255, 0, 0.3);
    --glow-md: 0 0 10px rgba(0, 255, 0, 0.5);
    --glow-lg: 0 0 20px rgba(0, 255, 0, 0.6);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--color-bg);
    color: var(--color-primary);
    font-family: var(--font-mono);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* ========================================
   3. SCANLINE OVERLAY
   ======================================== */
.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 50%,
        rgba(0, 255, 0, 0.02) 51%
    );
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 10;
}

/* ========================================
   4. NAVIGATION HEADER
   ======================================== */
header {
    background-color: var(--color-bg);
    border-bottom: 2px solid var(--color-primary);
    padding: var(--spacing-sm);
    position: sticky;
    top: 0;
    z-index: 20;
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.2);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-home {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    text-shadow: 0 0 5px var(--color-primary);
}

.nav-home:hover {
    text-shadow: 0 0 10px var(--color-primary);
    transform: scale(1.05);
}

.nav-right {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link, .nav-back {
    display: inline-block;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.95rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-primary);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
}

.nav-link:hover, .nav-back:hover {
    background-color: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--glow-md);
}

.nav-back {
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* ========================================
   5. MAIN CONTAINER
   ======================================== */
main {
    position: relative;
    z-index: 2;
    min-height: calc(100vh - 120px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.container-narrow {
    max-width: 800px;
}

.container-full {
    max-width: 100%;
    padding: 0;
}

/* ========================================
   6. TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    margin: 0;
    color: var(--color-primary);
    text-shadow: 0 0 10px var(--color-primary);
    font-weight: normal;
}

h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    animation: flicker 3s infinite alternate;
}

h1 span {
    display: inline-block;
}

h1.glitch span {
    animation: glitch 4s infinite;
}

h1.glitch span:nth-child(1) { animation-delay: 0s; }
h1.glitch span:nth-child(2) { animation-delay: 0.5s; }
h1.glitch span:nth-child(3) { animation-delay: 1s; }
h1.glitch span:nth-child(4) { animation-delay: 1.5s; }

h2 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

h3 {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-md);
}

p, li {
    line-height: 1.6;
    margin: var(--spacing-sm) 0;
}

/* ========================================
   7. ANIMATIONS
   ======================================== */
@keyframes flicker {
    0%, 100% { opacity: 1; }
    41.99% { opacity: 1; }
    42% { opacity: 0.8; }
    43% { opacity: 1; }
    45.99% { opacity: 1; }
    46% { opacity: 0.9; }
    46.5% { opacity: 1; }
}

@keyframes glitch {
    0%, 100% { transform: translate(0, 0); }
    10% { transform: translate(-1px, 1px); }
    20% { transform: translate(1px, -1px); }
    30% { transform: translate(0, 0); }
    40% { transform: translate(1px, 1px); }
    50% { transform: translate(0, 0); }
    60% { transform: translate(-1px, -1px); }
    70%, 100% { transform: translate(0, 0); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--glow-sm); }
    50% { box-shadow: var(--glow-lg); }
}

/* ========================================
   8. BUTTONS
   ======================================== */
button, .btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    font-family: var(--font-mono);
    font-size: 1rem;
    cursor: pointer;
    text-shadow: 0 0 5px var(--color-primary);
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.3);
    transition: all 0.3s ease;
    display: inline-block;
    text-decoration: none;
}

button:hover, .btn:hover {
    background-color: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--glow-lg);
    transform: scale(1.02);
}

button:active, .btn:active {
    transform: scale(0.95);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.9rem;
    border: 1px solid var(--color-primary);
}

.btn-danger {
    border-color: var(--color-accent);
    color: var(--color-accent);
    text-shadow: 0 0 5px var(--color-accent);
}

.btn-danger:hover {
    background-color: var(--color-accent);
    color: var(--color-bg);
}

/* ========================================
   9. CONTAINERS & PANELS
   ======================================== */
.panel {
    background-color: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    padding: var(--spacing-lg);
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.2);
    margin-bottom: var(--spacing-lg);
}

.panel.interactive {
    animation: pulse-glow 3s infinite;
}

.content-container {
    background-color: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    padding: var(--spacing-lg);
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.2);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   10. FORMS & INPUTS
   ======================================== */
input[type="text"],
input[type="email"],
input[type="search"],
textarea,
select {
    width: 100%;
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    background-color: var(--color-bg);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    font-family: var(--font-mono);
    font-size: 1rem;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.5);
}

/* ========================================
   11. LISTS & ITEMS
   ======================================== */
.card-list, .deck-list {
    height: auto;
    max-height: 500px;
    overflow-y: auto;
    border: 2px solid var(--color-primary);
    padding: var(--spacing-sm);
    background-color: var(--color-bg);
    margin-bottom: var(--spacing-md);
}

.card-item, .deck-item {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    border: 1px solid var(--color-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-sans);
    transition: background-color 0.2s;
}

.card-item:hover, .deck-item:hover {
    background-color: rgba(0, 255, 0, 0.05);
}

.card-name, .deck-name {
    flex: 1;
}

.card-number, .count-display {
    color: var(--color-primary-dark);
    margin: 0 var(--spacing-sm);
    font-weight: bold;
}

.deck-controls {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.control-btn {
    width: 30px;
    height: 30px;
    padding: 0;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ========================================
   12. FOOTER
   ======================================== */
footer {
    background-color: var(--color-bg);
    border-top: 2px solid var(--color-primary);
    padding: var(--spacing-lg);
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-primary);
    opacity: 0.8;
    position: relative;
    z-index: 3;
    margin-top: var(--spacing-xl);
}

footer a {
    color: var(--color-primary);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

footer a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* ========================================
   13. UTILITY CLASSES
   ======================================== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt { margin-top: var(--spacing-md); }
.mb { margin-bottom: var(--spacing-md); }
.ml { margin-left: var(--spacing-md); }
.mr { margin-right: var(--spacing-md); }

.pt { padding-top: var(--spacing-md); }
.pb { padding-bottom: var(--spacing-md); }
.pl { padding-left: var(--spacing-md); }
.pr { padding-right: var(--spacing-md); }

.opacity-70 { opacity: 0.7; }
.opacity-50 { opacity: 0.5; }

.success-message {
    text-align: center;
    color: var(--color-primary);
    font-size: 0.9rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    margin: var(--spacing-sm) 0;
}

.success-message.show {
    opacity: 1;
}

/* ========================================
   14. LAYOUT GRIDS
   ======================================== */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   15. SCROLLBAR STYLING
   ======================================== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border: 1px solid var(--color-bg);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

/* ========================================
   16. RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    .container {
        padding: var(--spacing-md);
    }

    nav {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav-right {
        flex-direction: column;
        width: 100%;
    }

    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }

    .panel {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    .container {
        padding: var(--spacing-sm);
    }

    button, .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.9rem;
    }

    .panel {
        padding: var(--spacing-sm);
    }
}