/* ========================================
   CSS Variables
   ======================================== */
:root {
    /* Colors */
    --color-black: #000000;
    --color-white: #ffffff;
    --color-dark: #111111;
    --color-border-dark: #131415;
    --color-purple: #a383ff;
    --color-light-bg: #eceff3;

    /* Transparent backgrounds */
    --bg-dark-overlay: rgba(0, 0, 0, 0.45);
    --bg-light-overlay: rgba(255, 255, 255, 0.6);
    --bg-table-header: rgba(204, 204, 204, 0.25);
    --bg-table-even: rgba(238, 238, 238, 0.12);
    --bg-table-hover: rgba(163, 131, 255, 0.6);

    /* Blur effects */
    --blur-strong: blur(6px);
    --blur-light: blur(3px);

    /* Shadows */
    --shadow-small: 0 6px 14px rgba(0, 0, 0, 0.25);
    --shadow-medium: 0 10px 20px rgba(0, 0, 0, 0.3);
    --shadow-large: 0 10px 30px rgba(0, 0, 0, 0.35);

    /* Spacing */
    --spacing-xs: 2px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 50px;

    /* Typography */
    --font-family:
        "Silkscreen", "Pixelify Sans", system-ui, -apple-system, Segoe UI,
        Roboto, Helvetica, Arial, sans-serif;
    --font-family2:
        "Iosevka Web", SFMono-Regular, Menlo, Monaco, Consolas,
        "Liberation Mono", "Courier New", monospace;
    --font-weight-bold: 800;
    --letter-spacing: 1px;

    /* Transitions */
    --transition-standard: 0.12s ease;

    /* Z-index */
    --z-fixed: 1000;
}

/* ========================================
   Base Styles
   ======================================== */
html,
body {
    height: 100%;
}

body {
    margin: 0;
    background: url("public/background.png") no-repeat center center fixed;
    background-size: cover;
    font-family: var(--font-family);
}

h1 {
    margin: 8px 0 var(--spacing-sm) 0;
}

a {
    color: var(--color-white);
}

a:hover {
    text-decoration: underline;
}

/* ========================================
   Layout Components
   ======================================== */
.content-container {
    width: fit-content;
    max-width: 85%;
    margin: 0 auto;
}

.emulator-frame {
    position: relative;
    max-width: fit-content;
    height: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-top: var(--spacing-xs);
}

#emulator-iframe {
    border: none;
}

/* ========================================
   UI Components
   ======================================== */

/* Header and footer */
.header {
    display: flex;
    height: 30px;
    width: 100%;
    text-align: center;
    padding: var(--spacing-md) var(--spacing-md);
    text-decoration: none;
    align-items: center;
}

header a {
    text-decoration: none;
    text-align: center;
    padding: 0px var(--spacing-md);
}

footer {
    height: 30px;
    padding: var(--spacing-md) 0px var(--spacing-md) 0px;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: space-around;
}
footer .left {
    text-align: left;
}
footer .left a {
    text-decoration: none;
}
footer .right {
    display: flex;
    align-items: center;
}

/* Overlay */
main {
    min-height: calc(100vh - 124px);
    display: flex;
    align-items: top;
    justify-content: center;
}
.overlay {
    max-width: 640px;
    width: calc(100% - 32px);
    padding: var(--spacing-lg) 28px;
    background: var(--bg-dark-overlay);
    -webkit-backdrop-filter: var(--blur-strong);
    backdrop-filter: var(--blur-strong);
    box-shadow: var(--shadow-large);
    color: var(--color-white);
    text-align: center;
}

/* Logo */
.logo {
    display: block;
    width: 250px;
    height: auto;
    margin: 0 auto var(--spacing-sm) auto;
}

.subtitle {
    font-size: 1.25rem;
}

/* Text Box */
.text-box {
    width: 100%;
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    background: var(--bg-light-overlay);
    -webkit-backdrop-filter: var(--blur-light);
    backdrop-filter: var(--blur-light);
    box-sizing: border-box;
}

.text-box p {
    margin: 0;
    color: var(--color-black);
    line-height: 1.5;
    text-align: left;
    white-space: pre-wrap;
}
.text-box p.info {
    font-family: var(--font-family2);
}
.text-box a {
    color: var(--color-black);
    text-decoration: underline;
}

/* Buttons */
.ctaRow {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding-top: var(--spacing-sm);
    /*margin-bottom: var(--spacing-xl);*/
}

.cta {
    display: inline-block;
    padding: var(--spacing-md) 36px;
    font-weight: var(--font-weight-bold);
    letter-spacing: var(--letter-spacing);
    text-transform: uppercase;
    text-decoration: none;
    box-shadow: var(--shadow-small);
    filter: saturate(0.95);
    transition:
        transform var(--transition-standard),
        box-shadow var(--transition-standard),
        filter var(--transition-standard);
}

.cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    filter: saturate(1);
}

.cta--light {
    background: var(--color-light-bg);
    color: var(--color-dark);
}

.cta--purple {
    background: var(--color-purple);
    color: var(--color-dark);
}

/* Leaderboard */
.leaderboard {
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid var(--color-border-dark);
    background: var(--bg-dark-overlay);
    -webkit-backdrop-filter: var(--blur-strong);
    backdrop-filter: var(--blur-strong);
    color: var(--color-white);
    font-family: var(--font-family);
    text-align: right;
}

.leaderboard th {
    background-color: var(--bg-table-header);
    color: var(--color-white);
    text-align: center;
}

.leaderboard tr:nth-child(even) {
    background-color: var(--bg-table-even);
}

.leaderboard tr:not(:first-child):hover {
    background-color: var(--bg-table-hover);
    cursor: pointer;
}

.leaderboard td {
    padding: 0 var(--spacing-md);
    text-align: right;
}

/* ========================================
   Page-Specific Styles
   ======================================== */

/* Submit Page */
.submit-page {
    /*min-height: 100vh;*/
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    font-family: var(--font-family);
    color: var(--color-white);
}

.submit-page--fullscreen {
    min-height: 96vh;
}

.submit-page--fullscreen .emulator-iframe {
    height: 96vh;
}

.submit-msg {
    color: var(--color-white);
    text-align: center;
}