/* ==========================================================================
   Castroflix — Portfolio
   Concepto: panel de estado de red / terminal.
   Tipografía: IBM Plex Mono (datos, etiquetas) + IBM Plex Sans (cuerpo)
   ========================================================================== */

:root {
    --bg-base: #10141a;
    --bg-panel: #171d26;
    --bg-panel-raised: #1d2530;
    --line: #2a3441;
    --text-primary: #e4e9f0;
    --text-muted: #8593a6;
    --text-dim: #5c6a7d;
    --amber: #ffb020;
    --amber-dim: #7a5a1c;
    --teal: #4fd1c5;
    --online: #4ade80;

    --mono: "IBM Plex Mono", ui-monospace, monospace;
    --sans: "IBM Plex Sans", system-ui, sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    margin: 0;
    background: var(--bg-base);
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 48px 48px;
    background-position: -1px -1px;
    color: var(--text-primary);
    font-family: var(--sans);
    line-height: 1.6;
}

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

.wrap {
    max-width: 920px;
    margin: 0 auto;
    padding: 0 24px;
}

::selection {
    background: var(--amber);
    color: #10141a;
}

:focus-visible {
    outline: 2px solid var(--amber);
    outline-offset: 3px;
}

/* ---------------- Nav ---------------- */

.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(16, 20, 26, 0.85);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    max-width: 920px;
    margin: 0 auto;
}

.nav-brand {
    font-family: var(--mono);
    font-size: 14px;
    color: var(--amber);
    letter-spacing: 0.02em;
}

.nav-brand span {
    color: var(--text-dim);
}

.nav-links {
    display: flex;
    gap: 22px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: var(--mono);
    font-size: 13px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

.nav-links .idx {
    color: var(--text-dim);
}

@media (max-width: 560px) {
    .nav-links {
        gap: 14px;
    }

    .nav-links span.label {
        display: none;
    }
}

/* ---------------- Hero ---------------- */

.hero {
    padding: 72px 0 56px;
}

.status-line {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 13px;
    color: var(--online);
    border: 1px solid rgba(74, 222, 128, 0.35);
    background: rgba(74, 222, 128, 0.06);
    padding: 5px 12px;
    border-radius: 3px;
    margin-bottom: 28px;
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--online);
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6);
    animation: pulse 2.4s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.55);
    }

    70% {
        box-shadow: 0 0 0 8px rgba(74, 222, 128, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(74, 222, 128, 0);
    }
}

.prompt {
    font-family: var(--mono);
    font-size: 14px;
    color: var(--text-dim);
    margin: 0 0 10px;
}

.prompt .path {
    color: var(--teal);
}

.prompt .cmd {
    color: var(--text-muted);
}

h1.name {
    font-family: var(--sans);
    font-weight: 700;
    font-size: clamp(2.2rem, 6vw, 3.4rem);
    line-height: 1.05;
    margin: 0 0 6px;
    letter-spacing: -0.01em;
}

.nick {
    color: var(--amber);
}

.role {
    font-family: var(--mono);
    font-size: clamp(0.95rem, 2.4vw, 1.15rem);
    color: var(--text-muted);
    margin: 0 0 28px;
}

.tagline {
    max-width: 52ch;
    color: var(--text-muted);
    font-size: 1.05rem;
    margin: 0 0 36px;
}

.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.btn {
    font-family: var(--mono);
    font-size: 13px;
    text-decoration: none;
    padding: 11px 20px;
    border-radius: 3px;
    border: 1px solid var(--line);
    transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
    display: inline-block;
}

.btn-primary {
    background: var(--amber);
    color: #171106;
    border-color: var(--amber);
    font-weight: 600;
}

.btn-primary:hover {
    background: #ffc04d;
}

.btn-ghost {
    color: var(--text-muted);
}

.btn-ghost:hover {
    color: var(--text-primary);
    border-color: var(--text-dim);
}

/* signal bars decoration */
.signal {
    display: inline-flex;
    align-items: flex-end;
    gap: 3px;
    height: 16px;
    margin-left: 10px;
    vertical-align: middle;
}

.signal i {
    display: block;
    width: 4px;
    background: var(--amber);
    border-radius: 1px;
    opacity: 0.9;
}

.signal i:nth-child(1) {
    height: 5px;
}

.signal i:nth-child(2) {
    height: 9px;
}

.signal i:nth-child(3) {
    height: 13px;
}

.signal i:nth-child(4) {
    height: 16px;
}

/* ---------------- Section shell ---------------- */

section {
    padding: 64px 0;
    border-top: 1px solid var(--line);
}

.section-head {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 32px;
}

.section-idx {
    font-family: var(--mono);
    color: var(--amber-dim);
    font-size: 13px;
}

.section-title {
    font-family: var(--mono);
    font-size: 1.5rem;
    margin: 0;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.section-title::before {
    content: "// ";
    color: var(--text-dim);
}

/* ---------------- About ---------------- */

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

.about-text {
    color: var(--text-muted);
    font-size: 1.02rem;
    max-width: 68ch;
}

.meta-panel {
    border: 1px solid var(--line);
    background: var(--bg-panel);
    border-radius: 4px;
    padding: 18px 20px;
    font-family: var(--mono);
    font-size: 13px;
}

.meta-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 7px 0;
    border-bottom: 1px dashed var(--line);
}

.meta-row:last-child {
    border-bottom: none;
}

.meta-key {
    color: var(--text-dim);
}

.meta-val {
    color: var(--text-primary);
    text-align: right;
}

/* ---------------- Traceroute (signature) ---------------- */

.traceroute {
    font-family: var(--mono);
    background: var(--bg-panel);
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 8px 0;
    overflow: hidden;
}

.tr-header {
    padding: 12px 20px;
    color: var(--text-dim);
    font-size: 12px;
    border-bottom: 1px solid var(--line);
}

.tr-header .cmd {
    color: var(--teal);
}

.hop {
    display: grid;
    grid-template-columns: 34px 1fr auto;
    gap: 16px;
    align-items: start;
    padding: 16px 20px;
    border-bottom: 1px solid var(--line);
}

.hop:last-child {
    border-bottom: none;
}

.hop-num {
    color: var(--text-dim);
    font-size: 13px;
    padding-top: 2px;
}

.hop-host {
    color: var(--amber);
    font-size: 14px;
    margin: 0 0 4px;
}

.hop-desc {
    color: var(--text-muted);
    font-family: var(--sans);
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

.hop-time {
    color: var(--text-dim);
    font-size: 12px;
    white-space: nowrap;
    padding-top: 3px;
}

.hop-time .ms {
    color: var(--online);
}

@media (max-width: 560px) {
    .hop {
        grid-template-columns: 24px 1fr;
    }

    .hop-time {
        grid-column: 2;
        padding-top: 2px;
    }
}

/* ---------------- Proyectos ---------------- */

.projects {
    display: grid;
    gap: 20px;
}

.project-card {
    border: 1px solid var(--line);
    background: var(--bg-panel);
    border-radius: 6px;
    padding: 24px;
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.project-card:hover {
    border-color: var(--amber-dim);
    transform: translateY(-2px);
}

.project-tag {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--teal);
    display: inline-block;
    border: 1px solid rgba(79, 209, 197, 0.35);
    background: rgba(79, 209, 197, 0.07);
    padding: 3px 9px;
    border-radius: 3px;
    margin-bottom: 12px;
}

.project-card h3 {
    margin: 0 0 6px;
    font-size: 1.15rem;
}

.project-role {
    font-family: var(--mono);
    color: var(--text-dim);
    font-size: 13px;
    margin: 0 0 10px;
}

.project-desc {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.98rem;
}

/* ---------------- Skills ---------------- */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}

.skill-card {
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 20px;
    background: var(--bg-panel);
}

.skill-cat {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--amber);
    margin: 0 0 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip {
    font-family: var(--mono);
    font-size: 12.5px;
    color: var(--text-muted);
    background: var(--bg-panel-raised);
    border: 1px solid var(--line);
    border-radius: 3px;
    padding: 5px 10px;
}

/* ---------------- Contact ---------------- */

.contact-panel {
    border: 1px solid var(--line);
    background: var(--bg-panel);
    border-radius: 6px;
    padding: 32px;
}

.contact-cmd {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--text-dim);
    margin: 0 0 20px;
}

.contact-cmd .cmd {
    color: var(--teal);
}

.contact-list {
    list-style: none;
    margin: 0 0 24px;
    padding: 0;
    display: grid;
    gap: 12px;
}

.contact-list li {
    display: flex;
    gap: 12px;
    align-items: baseline;
    font-size: 0.98rem;
}

.contact-list .k {
    font-family: var(--mono);
    color: var(--text-dim);
    min-width: 90px;
    font-size: 13px;
}

.contact-list a {
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--line);
}

.contact-list a:hover {
    color: var(--amber);
    border-color: var(--amber);
}

.availability {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 12.5px;
    color: var(--online);
}

footer {
    padding: 28px 0 48px;
    text-align: center;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--text-dim);
}

footer .amber {
    color: var(--amber-dim);
}

/* Enlace dentro de las tarjetas de proyecto */
.project-link {
    display: inline-block;
    margin-top: 14px;
    font-family: var(--mono);
    font-size: 13px;
    color: var(--amber);
    text-decoration: none;
    border-bottom: 1px solid transparent;
}

.project-link:hover {
    border-bottom-color: var(--amber);
}

/* Tarjeta "próximamente" */
.project-card.placeholder {
    border-style: dashed;
    background: transparent;
}

.project-card.placeholder:hover {
    transform: none;
}

.project-card.placeholder h3 {
    color: var(--text-muted);
}