/* ppss.ee // glitch signal */

:root {
    --black: #050505;
    --black-2: #0a0a0a;
    --black-3: #1a1a1a;
    --gray: #333333;
    --gray-2: #888888;
    --green: #00ff88;
    --pink: #ff0066;
    --blue: #0088ff;
    --white: #ffffff;
}

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

html, body {
    background: var(--black);
    color: var(--gray-2);
    font-family: 'Roboto Mono', 'Space Mono', ui-monospace, monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    min-height: 100%;
    overflow-x: hidden;
}

body {
    position: relative;
    padding: 0;
}

.dot-matrix {
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle, var(--gray) 1px, transparent 1px);
    background-size: 20px 20px;
    background-position: 0 0;
    opacity: 0.2;
    pointer-events: none;
    z-index: 0;
}

.scanlines {
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent 0,
        transparent 2px,
        rgba(0, 255, 136, 0.025) 2px,
        rgba(0, 255, 136, 0.025) 3px
    );
    pointer-events: none;
    z-index: 1;
    mix-blend-mode: screen;
}

.signal {
    position: relative;
    z-index: 2;
    display: block;
    max-width: 1280px;
    margin: 0 auto;
    padding: 5vh 4vw 4vh;
}

/* HERO */
.hero {
    min-height: 70vh;
    display: grid;
    grid-template-rows: auto 1fr auto;
    align-content: center;
    padding: 8vh 0 6vh;
    position: relative;
}

.hero-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: var(--gray-2);
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    margin-bottom: 6vh;
    opacity: 0;
    transform: translateY(8px);
    animation: meta-in 1.4s ease forwards 0.2s;
}

.meta-line {
    color: var(--gray);
    transition: color 0.3s;
}

.meta-line:nth-child(1) { animation: meta-blink 4s infinite; }
.meta-line:nth-child(2) { animation: meta-blink 4s infinite 1.3s; }
.meta-line:nth-child(3) { animation: meta-blink 4s infinite 2.6s; color: var(--green); }

@keyframes meta-in {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes meta-blink {
    0%, 90%, 100% { opacity: 1; }
    93% { opacity: 0.3; }
    96% { opacity: 1; }
}

.glitch {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    font-size: clamp(2.5rem, 12vw, 8rem);
    letter-spacing: -0.02em;
    color: var(--white);
    line-height: 1;
    position: relative;
    user-select: none;
    margin-left: clamp(0px, 4vw, 80px);
    animation: jitter 3s infinite;
}

@keyframes jitter {
    0%, 90%, 100% { transform: translate(0, 0); }
    91% { transform: translate(1px, -1px); }
    93% { transform: translate(-1px, 1px); }
    95% { transform: translate(0, -1px); }
    96% { transform: translate(-1px, 0); }
}

.glitch .char {
    display: inline-block;
    position: relative;
    opacity: 0;
    transform: translateY(4px);
    animation: char-in 0.18s steps(2, end) forwards;
}

.glitch .char:nth-child(1) { animation-delay: 1.0s; }
.glitch .char:nth-child(2) { animation-delay: 1.18s; }
.glitch .char:nth-child(3) { animation-delay: 1.36s; }
.glitch .char:nth-child(4) { animation-delay: 1.54s; }
.glitch .char:nth-child(5) { animation-delay: 1.72s; }
.glitch .char:nth-child(6) { animation-delay: 1.9s; }
.glitch .char:nth-child(7) { animation-delay: 2.08s; }

@keyframes char-in {
    0% { opacity: 0; transform: translate(-3px, 4px); color: var(--pink); text-shadow: 2px 0 var(--blue), -2px 0 var(--green); }
    50% { opacity: 1; transform: translate(2px, -2px); color: var(--green); text-shadow: -3px 0 var(--pink), 3px 0 var(--blue); }
    100% { opacity: 1; transform: translate(0, 0); color: var(--white); text-shadow: none; }
}

.glitch.fully-loaded .char::before,
.glitch.fully-loaded .char::after {
    content: attr(data-char);
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    opacity: 0;
}

.glitch.fully-loaded .char::before {
    color: var(--pink);
    z-index: -1;
}

.glitch.fully-loaded .char::after {
    color: var(--blue);
    z-index: -1;
}

.glitch.fully-loaded .char.glitching::before {
    opacity: 0.85;
    transform: translate(-2px, 0);
}

.glitch.fully-loaded .char.glitching::after {
    opacity: 0.85;
    transform: translate(2px, 0);
}

.glitch.fully-loaded .char.glitching {
    color: var(--green);
}

.hero-sub {
    margin-top: 6vh;
    margin-left: auto;
    max-width: 320px;
    text-align: right;
    color: var(--gray-2);
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    opacity: 0;
    animation: sub-in 1s ease forwards 2.6s;
}

.sub-line {
    display: inline-block;
    border-left: 1px solid var(--gray);
    padding-left: 14px;
    color: var(--green);
}

@keyframes sub-in {
    to { opacity: 1; }
}

/* NOISE LINE */
.noise {
    height: 1px;
    background: repeating-linear-gradient(
        90deg,
        transparent 0px,
        transparent 3px,
        var(--gray) 3px,
        var(--gray) 5px,
        transparent 5px,
        transparent 12px,
        var(--gray) 12px,
        var(--gray) 16px,
        transparent 16px,
        transparent 24px
    );
    opacity: 0.5;
    margin: 60px 0;
}

/* FRAGMENTS */
.fragments {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-auto-rows: minmax(60px, auto);
    gap: 8px;
    position: relative;
    margin: 0 auto;
}

.fragment {
    background: var(--black-2);
    border: 1px solid var(--gray);
    padding: 14px 16px 16px;
    color: var(--gray-2);
    font-size: 0.78rem;
    line-height: 1.5;
    position: relative;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
    opacity: 0;
    transform: translateY(8px);
    animation: frag-in 0.5s ease forwards;
}

.fragment:hover {
    border-color: var(--green);
    transform: translateY(-2px);
    box-shadow:
        2px 0 0 var(--blue),
        -2px 0 0 var(--pink);
    z-index: 5;
    color: var(--white);
}

.fragment:hover .frag-id {
    color: var(--green);
}

@keyframes frag-in {
    to { opacity: 1; transform: translateY(0); }
}

/* irregular grid placement -- broken-grid */
.frag-01 { grid-column: 1 / span 3; grid-row: 1 / span 2; animation-delay: 0.1s; }
.frag-02 { grid-column: 5 / span 3; grid-row: 1 / span 2; animation-delay: 0.18s; }
.frag-03 { grid-column: 2 / span 2; grid-row: 3 / span 1; animation-delay: 0.26s; }
.frag-04 { grid-column: 4 / span 4; grid-row: 3 / span 2; animation-delay: 0.34s; }
.frag-05 { grid-column: 1 / span 2; grid-row: 4 / span 1; animation-delay: 0.42s; margin-top: -16px; }
.frag-06 { grid-column: 3 / span 3; grid-row: 5 / span 1; animation-delay: 0.5s; margin-top: -12px; }
.frag-07 { grid-column: 6 / span 2; grid-row: 5 / span 2; animation-delay: 0.58s; }
.frag-08 { grid-column: 1 / span 2; grid-row: 6 / span 1; animation-delay: 0.66s; }
.frag-09 { grid-column: 3 / span 3; grid-row: 6 / span 2; animation-delay: 0.74s; margin-left: -10px; }
.frag-10 { grid-column: 6 / span 3; grid-row: 7 / span 1; animation-delay: 0.82s; margin-top: -10px; }

.frag-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-family: 'Space Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.18em;
}

.frag-id {
    color: var(--gray);
    transition: color 0.3s;
}

.frag-stat {
    color: var(--gray-2);
    padding: 1px 5px;
    border: 1px solid var(--gray);
    font-size: 0.6rem;
}

.fragment[data-frag="05"] .frag-stat,
.fragment[data-frag="07"] .frag-stat {
    color: var(--pink);
    border-color: var(--pink);
}

.fragment[data-frag="02"] .frag-stat,
.fragment[data-frag="06"] .frag-stat,
.fragment[data-frag="10"] .frag-stat {
    color: var(--green);
    border-color: var(--green);
}

.fragment[data-frag="09"] .frag-stat {
    color: var(--blue);
    border-color: var(--blue);
}

.frag-body {
    color: var(--gray-2);
    margin-bottom: 4px;
}

.frag-body.small {
    color: var(--gray);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.frag-pre {
    font-family: 'Space Mono', monospace;
    color: var(--green);
    font-size: 0.7rem;
    line-height: 1.4;
    margin-top: 6px;
    background: var(--black-3);
    padding: 6px 8px;
    border-left: 2px solid var(--green);
    overflow: hidden;
    white-space: pre;
}

.hash {
    color: var(--green);
    font-family: 'Space Mono', monospace;
    letter-spacing: 0.05em;
}

/* READOUT */
.readout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 18px 0;
    max-width: 720px;
}

.readout-row {
    display: grid;
    grid-template-columns: 120px 1fr 80px;
    gap: 14px;
    align-items: center;
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.18em;
}

.readout-label {
    color: var(--gray);
}

.readout-bar {
    height: 6px;
    background: var(--black-3);
    border: 1px solid var(--gray);
    position: relative;
    overflow: hidden;
}

.readout-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--fill, 0%);
    background: var(--bar-color, var(--green));
    transition: width 0.5s ease;
}

#bar-carrier { --bar-color: var(--green); }
#bar-entropy { --bar-color: var(--blue); }
#bar-drift   { --bar-color: var(--pink); }

.readout-val {
    color: var(--white);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* STREAM */
.stream {
    margin: 10px 0 30px;
    border: 1px solid var(--gray);
    background: var(--black-2);
    padding: 14px 16px;
    overflow: hidden;
    position: relative;
}

.stream::before {
    content: '// LIVE_FEED';
    position: absolute;
    top: -8px;
    left: 14px;
    background: var(--black);
    padding: 0 6px;
    color: var(--green);
    font-family: 'Space Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.2em;
}

.stream-out {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    line-height: 1.4;
    color: var(--gray-2);
    height: 7.2em;
    overflow: hidden;
    white-space: pre;
    margin: 4px 0 0;
}

/* END SIGNAL FOOTER */
.end-signal {
    margin-top: 50px;
    padding-bottom: 40px;
    text-align: left;
}

.dots {
    color: var(--gray);
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    overflow: hidden;
    white-space: nowrap;
    margin-bottom: 14px;
}

.eof {
    color: var(--gray-2);
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .fragments {
        grid-template-columns: repeat(4, 1fr);
    }
    .frag-01 { grid-column: 1 / span 4; grid-row: auto; }
    .frag-02 { grid-column: 1 / span 3; grid-row: auto; }
    .frag-03 { grid-column: 2 / span 3; grid-row: auto; margin-top: 0; }
    .frag-04 { grid-column: 1 / span 4; grid-row: auto; }
    .frag-05 { grid-column: 1 / span 2; grid-row: auto; margin-top: 0; }
    .frag-06 { grid-column: 2 / span 3; grid-row: auto; margin-top: 0; }
    .frag-07 { grid-column: 1 / span 4; grid-row: auto; }
    .frag-08 { grid-column: 1 / span 2; grid-row: auto; }
    .frag-09 { grid-column: 2 / span 3; grid-row: auto; margin-left: 0; }
    .frag-10 { grid-column: 1 / span 4; grid-row: auto; margin-top: 0; }

    .readout-row {
        grid-template-columns: 90px 1fr 60px;
        font-size: 0.6rem;
    }
}

@media (max-width: 540px) {
    .signal { padding: 4vh 5vw; }
    .hero { min-height: 60vh; padding: 4vh 0; }
    .hero-sub { max-width: 100%; text-align: left; margin-left: 0; }
    .glitch { margin-left: 0; }
    .fragments { grid-template-columns: 1fr; gap: 10px; }
    .fragments .fragment {
        grid-column: 1 / -1 !important;
        grid-row: auto !important;
        margin: 0 !important;
    }
    .stream-out { font-size: 0.6rem; height: 6em; }
}

/* selection */
::selection {
    background: var(--green);
    color: var(--black);
}