:root {
    --bg-color: #0d0d0d;
    --text-color: #d1d1d1;
    --heading-color: #ffffff;
    --nav-bg: rgba(13, 13, 13, 0.9);
    --border-color: #333333;
    --box-bg: #161616;
    --btn-bg: #e0e0e0;
    --btn-text: #000000;
    --btn-hover: #ffffff;
    --btn-disabled: #2a2a2a;
    --btn-disabled-text: #555555;
    --term-bg: #111111;
    --term-text: #e0e0e0;
    --term-cursor: #888888;
    --highlight-bg: #222222;
    --link-color: #888888;
    --link-hover: #ffffff;
}

body.light-mode {
    --bg-color: #f7f7f7;
    --text-color: #333333;
    --heading-color: #111111;
    --nav-bg: rgba(247, 247, 247, 0.9);
    --border-color: #d1d1d1;
    --box-bg: #ebebeb;
    --btn-bg: #111111;
    --btn-text: #ffffff;
    --btn-hover: #333333;
    --btn-disabled: #cccccc;
    --btn-disabled-text: #888888;
    --term-bg: #ffffff;
    --term-text: #222222;
    --term-cursor: #111111;
    --highlight-bg: #e0e0e0;
    --link-color: #555555;
    --link-hover: #111111;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 100vw;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

nav {
    width: 100%;
    height: 60px;
    background-color: var(--nav-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.brand {
    font-size: clamp(16px, 4vw, 20px);
    font-weight: bold;
    color: var(--heading-color);
    letter-spacing: 2px;
    text-transform: uppercase;
    flex-shrink: 0;
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    padding: 7px 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--heading-color);
    width: 38px;
    height: 36px;
    flex-shrink: 0;
    transition: border-color 0.2s ease, opacity 0.2s ease;
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    opacity: 0.7;
    border-color: var(--link-hover);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: opacity 0.2s ease, transform 0.3s ease;
    pointer-events: none;
}

.icon-moon {
    opacity: 1;
    fill: currentColor;
}

.icon-sun {
    opacity: 0;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
}

body.light-mode .icon-moon {
    opacity: 0;
}

body.light-mode .icon-sun {
    opacity: 1;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    margin-top: 60px;
    padding: 20px;
}

#hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    max-width: 700px;
    width: 100%;
    margin: auto;
    padding: 20px 0;
}

.title {
    font-size: clamp(20px, 5vw, 28px);
    color: var(--heading-color);
    margin-bottom: 25px;
    font-weight: 600;
    letter-spacing: 0.5px;
    line-height: 1.3;
}

.about-section,
.disclaimer {
    font-size: clamp(13px, 3.5vw, 14px);
    margin-bottom: 20px;
    line-height: 1.6;
    padding: 20px;
    background-color: var(--box-bg);
    border-radius: 6px;
    text-align: left;
    width: 100%;
}

.about-section {
    border-left: 4px solid #4CAF50;
}

.disclaimer {
    border-left: 4px solid #f44336;
    margin-bottom: 35px;
}

.cta-btn {
    background-color: var(--btn-bg);
    color: var(--btn-text);
    border: none;
    border-radius: 4px;
    padding: 16px 30px;
    font-size: clamp(14px, 4vw, 15px);
    font-weight: bold;
    font-family: inherit;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: background-color 0.2s ease, transform 0.2s ease;
    width: 100%;
    max-width: 350px;
    display: block;
}

.cta-btn:hover {
    background-color: var(--btn-hover);
    transform: translateY(-2px);
}

.cta-btn:disabled {
    background-color: var(--btn-disabled);
    color: var(--btn-disabled-text);
    cursor: not-allowed;
    transform: none;
}

#results-container {
    display: none;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

#terminal-wrapper {
    position: relative;
    width: 100%;
    margin-bottom: 40px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 0 0 1px var(--border-color), 0 16px 48px rgba(0, 0, 0, 0.4);
}

#terminal-titlebar {
    background-color: #1e1e1e;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid #2a2a2a;
    flex-shrink: 0;
}

body.light-mode #terminal-titlebar {
    background-color: #d0d0d0;
    border-bottom-color: #b8b8b8;
}

.term-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.term-dot-red   { background: #ff5f57; }
.term-dot-yellow{ background: #febc2e; }
.term-dot-green { background: #28c840; }

#terminal-title-text {
    flex: 1;
    text-align: center;
    font-size: 11px;
    color: #666;
    letter-spacing: 1px;
    font-family: monospace;
    margin-right: 36px;
}

body.light-mode #terminal-title-text {
    color: #888;
}

#terminal-output {
    background-color: var(--term-bg);
    padding: 20px 22px 24px;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    font-size: clamp(11px, 2.5vw, 13px);
    line-height: 1.75;
    color: var(--term-text);
    min-height: 320px;
    max-height: 65vh;
    overflow-y: auto;
    width: 100%;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

#terminal-output::-webkit-scrollbar {
    width: 6px;
}

#terminal-output::-webkit-scrollbar-track {
    background: transparent;
}

#terminal-output::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 3px;
}

#terminal-output::after {
    content: '█';
    animation: blink 1s step-start infinite;
    color: var(--term-cursor);
    margin-left: 2px;
}

.typing-complete::after {
    display: none;
}

.copy-log-btn {
    position: absolute;
    top: 10px;
    right: 16px;
    background: transparent;
    color: var(--link-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 10px;
    font-size: 11px;
    font-family: inherit;
    letter-spacing: 1px;
    cursor: pointer;
    text-transform: uppercase;
    transition: color 0.2s ease, border-color 0.2s ease;
    z-index: 10;
}

.copy-log-btn:hover {
    color: var(--link-hover);
    border-color: var(--link-hover);
}

@keyframes blink {
    50% { opacity: 0; }
}

.docs {
    line-height: 1.75;
    font-size: 15px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.docs h2 {
    font-family: 'Archivo Black', sans-serif;
    color: var(--heading-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 12px;
    margin-top: 20px;
    font-size: clamp(18px, 4vw, 22px);
}

.docs h3 {
    font-family: 'Archivo Black', sans-serif;
    color: var(--heading-color);
    margin-top: 36px;
    margin-bottom: 12px;
    font-size: clamp(15px, 3.5vw, 17px);
    display: flex;
    align-items: center;
    gap: 10px;
}

.docs h3::before {
    content: "■";
    color: var(--border-color);
    font-size: 11px;
    flex-shrink: 0;
}

.docs p {
    margin-bottom: 16px;
    color: var(--text-color);
}

.docs strong {
    color: var(--heading-color);
    font-weight: 600;
}

.highlight {
    background-color: var(--highlight-bg);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    font-family: monospace;
    font-size: 0.88em;
}

hr {
    border: 0;
    height: 1px;
    background: var(--border-color);
    margin: 36px 0;
}

.bottom-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    gap: 15px;
}

.back-btn {
    background-color: transparent;
    color: var(--heading-color);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 14px 40px;
    font-size: clamp(14px, 4vw, 15px);
    font-weight: bold;
    font-family: inherit;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: background-color 0.2s ease, color 0.2s ease;
    width: 100%;
    max-width: 300px;
}

.back-btn:hover {
    background-color: var(--border-color);
    color: var(--bg-color);
}

.tagline {
    font-family: 'Goldman', sans-serif;
    color: var(--link-color);
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
}

footer {
    width: 100%;
    text-align: center;
    padding: 20px;
    font-size: 12px;
    color: var(--link-color);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    background-color: var(--nav-bg);
}

footer a {
    color: var(--link-color);
    text-decoration: none;
    font-weight: bold;
}

footer a:hover {
    color: var(--link-hover);
}

.ad-trap {
    width: 1px;
    height: 1px;
    position: absolute;
    left: -9999px;
    display: block;
}

@media (max-width: 600px) {
    .docs {
        font-size: 14px;
    }

    nav {
        padding: 0 16px;
    }
}