:root {
    --bg: #0000f2;
    --fg: #f5f5f5;
    --accent: #edff45;
    --paper: #fff;
    --serif: Georgia, 'Times New Roman', serif;
    --mono: ui-monospace, SFMono-Regular, Menlo, 'Courier New', monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--serif);
    text-transform: uppercase;
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
}

::selection {
    background: var(--accent);
    color: var(--bg);
}

/* Typography */
.mono, .label, .pill, .nav-links a, .terminal, input, button, .card-number, .subtitle {
    font-family: var(--mono);
    letter-spacing: 0.1em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 5.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: bold;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.2;
    margin-bottom: 1.5rem;
    max-width: 800px;
}

/* Utilities */
.label {
    display: inline-block;
    font-size: 0.85rem;
    border: 1px solid currentColor;
    padding: 4px 10px;
    margin-bottom: 2rem;
}

.bg-white {
    background: var(--paper);
    color: var(--bg);
}

.text-blue {
    color: var(--bg);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 1.5rem 2rem;
    background: var(--bg);
    z-index: 100;
    border-bottom: 1px solid rgba(245, 245, 245, 0.1);
}

.logo a {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--fg);
    text-decoration: none;
    font-family: var(--serif);
}

.logo a:hover {
    text-decoration: underline;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--fg);
    text-decoration: none;
    font-size: 0.9rem;
    font-family: var(--serif);
    text-transform: uppercase;
}

.nav-links a:hover {
    color: var(--accent);
}

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

.btn-outline {
    color: var(--fg);
    text-decoration: none;
    font-family: var(--mono);
    font-size: 0.9rem;
    padding: 8px 16px;
    border: 1px solid var(--fg);
    text-transform: uppercase;
}

.btn-outline:hover {
    background: var(--fg);
    color: var(--bg);
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 6rem 4rem 4rem;
    gap: 4rem;
}

.pill {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--fg);
    border: 1px solid var(--fg);
    padding: 6px 12px;
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.subtitle {
    font-size: 1.1rem;
    max-width: 56ch;
    margin-bottom: 2rem;
    font-family: var(--serif);
}

.btn-cta {
    display: inline-block;
    background: var(--paper);
    color: var(--bg);
    font-family: var(--mono);
    text-decoration: none;
    padding: 14px 22px;
    border: 1px solid var(--paper);
    text-transform: uppercase;
    transition: background 0.15s, color 0.15s;
}

.btn-cta:hover {
    background: var(--accent);
}

/* Terminal Mock */
.terminal {
    border: 1px solid rgba(245, 245, 245, 0.25);
    border-radius: 4px;
    font-family: var(--mono);
    overflow: hidden;
}

.terminal-header {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid rgba(245, 245, 245, 0.25);
    font-size: 0.8rem;
    color: rgba(245, 245, 245, 0.6);
}

.terminal-body {
    padding: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
    min-height: 24ch;
}

.terminal-body .line {
    min-height: 1.6em;
}

.terminal-body .accent {
    color: var(--accent);
}

.cursor {
    display: inline-block;
    width: 10px;
    height: 1.2em;
    background: var(--fg);
    vertical-align: middle;
    margin-left: 2px;
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Sections Common */
section {
    padding: 6rem 4rem;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.card {
    border-bottom: 2px solid var(--fg);
    padding-bottom: 2rem;
}

.card-number {
    font-size: 1.5rem;
    opacity: 0.6;
    margin-bottom: 1rem;
    font-family: var(--mono);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-family: var(--serif);
}

.card p {
    font-family: var(--mono);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Specific Sections */
.lead {
    font-family: var(--mono);
    font-size: 1.2rem;
    max-width: 70ch;
    line-height: 1.6;
    margin-bottom: 4rem;
}

.highlight {
    color: var(--accent);
}

#origem blockquote {
    font-size: 2rem;
    line-height: 1.4;
    max-width: 70ch;
    margin: 2rem 0;
    font-style: italic;
}

.chip {
    background: var(--accent);
    color: var(--bg);
    padding: 0.2em 0.4em;
    font-style: normal;
}

.signature {
    font-family: var(--mono);
    font-size: 1rem;
    margin-top: 2rem;
    opacity: 0.8;
}

/* Form */
#lista {
    background: var(--bg);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#lista h2 {
    margin-bottom: 1rem;
}

#lista p {
    font-family: var(--mono);
    margin-bottom: 3rem;
    max-width: 60ch;
}

#lista-form {
    width: 100%;
    max-width: 500px;
}

.form-group {
    display: flex;
    gap: 10px;
    width: 100%;
}

input[type="email"] {
    flex-grow: 1;
    background: transparent;
    border: 1px solid rgba(245, 245, 245, 0.5);
    color: var(--fg);
    font-family: var(--mono);
    padding: 14px;
    text-transform: uppercase;
}

input[type="email"]:focus {
    border-color: var(--accent);
    outline: none;
}

button {
    background: var(--paper);
    color: var(--bg);
    font-family: var(--mono);
    border: 1px solid var(--paper);
    padding: 14px 22px;
    cursor: pointer;
    text-transform: uppercase;
    transition: background 0.15s, color 0.15s;
}

button:hover {
    background: var(--accent);
}

.message {
    margin-top: 1rem;
    font-family: var(--mono);
    font-size: 0.9rem;
    display: none;
}

.message.success {
    color: var(--accent);
    display: block;
}

.message.error {
    color: white;
    text-decoration: underline;
}

/* Footer */
footer {
    padding: 6rem 4rem;
    text-align: center;
    border-top: 1px solid rgba(245, 245, 245, 0.1);
}

.footer-brand {
    font-size: clamp(6rem, 22vw, 20rem);
    line-height: 0.8;
    color: var(--fg);
    font-family: var(--serif);
    margin-bottom: 2rem;
}

.footer-info {
    font-family: var(--mono);
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer-info a {
    color: var(--fg);
    text-decoration: underline;
}

.footer-info a:hover {
    color: var(--accent);
}

/* Responsiveness */
@media (max-width: 900px) {
    #hero {
        grid-template-columns: 1fr;
        padding: 8rem 2rem 4rem;
    }

    .terminal {
        grid-column: 1 / -1;
    }

    section {
        padding: 4rem 2rem;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .nav-links {
        display: none;
    }

    .navbar {
        grid-template-columns: 1fr auto;
    }
}