:root {
    --bg: #07090a;
    --ink: #e4e9e4;
    --mut: #78857d;
    --line: rgba(120, 133, 125, .16);
    --phos: #6ef7a7;
    --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, 'DejaVu Sans Mono', 'Liberation Mono', monospace;
    --serif: 'Instrument Serif', Georgia, serif;
}

* { box-sizing: border-box; }

body, html {
    font-family: var(--mono);
    margin: 0;
    padding: 0;
    color: var(--ink);
    overflow: hidden;
    height: 100%;
    width: 100%;
    background: var(--bg);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* bloom de fósforo */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(52rem 32rem at 50% 42%, rgba(110, 247, 167, .085), transparent 64%),
        radial-gradient(36rem 24rem at 88% 88%, rgba(110, 247, 167, .04), transparent 68%);
    pointer-events: none;
    z-index: 0;
}

/* scanlines + grão */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        repeating-linear-gradient(to bottom, rgba(255, 255, 255, .018) 0 1px, transparent 1px 3px),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.26'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
    opacity: .5;
    pointer-events: none;
    z-index: 99;
}

#name-container {
    position: absolute;
    top: 26px;
    left: 28px;
    z-index: 4;
    font-size: .72rem;
    font-weight: 500;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--mut);
    cursor: pointer;
    padding: 6px 0;
    border-bottom: 1px solid transparent;
    transition: color .3s ease, border-color .3s ease;
}

#name-container:hover {
    color: var(--phos);
    border-bottom-color: var(--phos);
}

.rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.raindrop {
    position: absolute;
    color: var(--phos);
    opacity: .16;
    font-family: var(--mono);
    font-size: 13px;
    animation: fall 2.6s linear infinite;
}

@keyframes fall {
    0%   { transform: translateY(-60px); opacity: 0; }
    12%  { opacity: .22; }
    100% { transform: translateY(100vh); opacity: 0; }
}

.terminal, .content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.terminal {
    background-color: rgba(7, 9, 10, .92);
    color: var(--phos);
    font-family: var(--mono);
    font-weight: 200;
    overflow: hidden;
    padding: 20px;
    z-index: 2;
}

.terminal-line {
    display: block;
    width: 100%;
    text-align: center;
    font-size: .78rem;
    letter-spacing: .18em;
    opacity: .34;
    white-space: nowrap;
    overflow: hidden;
}

.content {
    display: none;
    text-align: center;
    z-index: 3;
    padding: 0 24px;
    animation: fadeIn .9s ease-out forwards;
}

.intro { max-width: 46rem; }

.eyebrow {
    margin: 0 0 22px;
    font-size: .66rem;
    font-weight: 500;
    letter-spacing: .32em;
    text-transform: uppercase;
    color: var(--phos);
    opacity: 0;
    animation: fadeIn .8s ease-out .1s forwards;
}

.intro h1 {
    font-family: var(--serif);
    font-size: clamp(2.6rem, 7.5vw, 5.2rem);
    line-height: 1;
    letter-spacing: -.015em;
    font-weight: 400;
    text-transform: none;
    margin: 0 0 26px;
    color: var(--ink);
}

.intro h1 em {
    font-style: italic;
    color: var(--phos);
}

.sub {
    margin: 0 auto 38px;
    max-width: 44ch;
    font-size: .88rem;
    font-weight: 200;
    line-height: 1.75;
    color: var(--mut);
    opacity: 0;
    animation: fadeIn .8s ease-out .35s forwards;
}

.intro button,
.intro .cta {
    display: inline-block;
    font-family: var(--mono);
    padding: 13px 30px;
    font-size: .72rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--phos);
    background: transparent;
    border: 1px solid var(--phos);
    border-radius: 0;
    text-decoration: none;
    cursor: pointer;
    transition: background .3s ease, color .3s ease;
    opacity: 0;
    animation: fadeIn .8s ease-out .5s forwards;
}

.intro button:hover,
.intro .cta:hover,
.intro .cta:focus-visible {
    background: var(--phos);
    color: var(--bg);
}

.intro .cta:focus-visible {
    outline: 2px solid var(--phos);
    outline-offset: 3px;
}

.hint {
    margin: 18px 0 0;
    font-size: .62rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--mut);
    opacity: 0;
    animation: fadeIn .8s ease-out .7s forwards;
}

#lock-icon {
    position: absolute;
    bottom: 34px;
    width: 20px;
    height: 20px;
    color: var(--mut);
    opacity: .4;
}

#lock-icon svg { width: 100%; height: 100%; display: block; }

.animated-text {
    animation: animateLetters .9s cubic-bezier(.2, .7, .3, 1) .18s forwards;
    opacity: 0;
}

@keyframes animateLetters {
    0%   { transform: translateY(18px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.page-transition {
    transition: transform 1s cubic-bezier(0.42, 0, 0.58, 1);
    transform-style: preserve-3d;
}

.page-transition.rotate-out {
    transform: perspective(1000px) rotateX(90deg);
}

@media (max-width: 640px) {
    #name-container { top: 20px; left: 20px; font-size: .66rem; }
    .sub { font-size: .82rem; }
}

/* em tela baixa (celular deitado) o cadeado encostava no "ou role a pagina" */
@media (max-height: 620px) {
    #lock-icon { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    .raindrop { display: none; }
    * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition: none !important; }
    .eyebrow, .sub, .intro button, .intro .cta, .hint, .animated-text { opacity: 1; }
}