/* ============================================================
   CYRKS PORTFOLIO — style.css
   Liquid Glass · SF Pro · Purple + Orange
   ============================================================ */

/* --- Variables --- */
:root {
    --purple-deep:    #1a0a2e;
    --purple-mid:     #2d1557;
    --purple-light:   #7c3aed;
    --purple-glow:    #a855f7;
    --orange-accent:  #f97316;
    --orange-soft:    #fb923c;
    --white:          #ffffff;
    --white-80:       rgba(255,255,255,0.80);
    --white-60:       rgba(255,255,255,0.60);
    --white-20:       rgba(255,255,255,0.20);
    --white-10:       rgba(255,255,255,0.10);
    --white-05:       rgba(255,255,255,0.05);
    --glass-bg:       rgba(255,255,255,0.08);
    --glass-border:   rgba(255,255,255,0.15);
    --glass-blur:     blur(20px);
    --radius-card:    20px;
    --radius-pill:    999px;
    --shadow-glow:    0 0 40px rgba(168,85,247,0.25);
    --shadow-card:    0 8px 32px rgba(0,0,0,0.4);
    --transition:     0.3s cubic-bezier(0.4,0,0.2,1);
}

/* --- Reset --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, "SF Pro Display", "SF Pro Text", system-ui, sans-serif;
    background: var(--purple-deep);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Fondo animado --- */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 10%, rgba(124,58,237,0.35) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 80%, rgba(249,115,22,0.15) 0%, transparent 55%),
        radial-gradient(ellipse 50% 40% at 60% 30%, rgba(168,85,247,0.20) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}
#plexus {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--purple-deep); }
::-webkit-scrollbar-thumb { background: var(--purple-light); border-radius: 3px; }

/* --- Tipografía --- */
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 600; letter-spacing: -0.02em; }
h3 { font-size: 1.25rem; font-weight: 600; }
p  { color: var(--white-80); }

/* --- Utilidades --- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    position: relative;
    z-index: 1;
    padding: 100px 0;
}

.gradient-text {
    background: linear-gradient(135deg, var(--purple-glow), var(--orange-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-card);
}

/* ============================================================
   NAV
   ============================================================ */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(26,10,46,0.7);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}

.nav-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-decoration: none;
    color: var(--white);
}

.nav-logo span {
    color: var(--orange-accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--white-80);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
}

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

.lang-toggle {
    background: var(--white-10);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-pill);
    padding: 4px;
    display: flex;
    gap: 2px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--white-60);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.lang-btn.active {
    background: var(--purple-light);
    color: var(--white);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    z-index: 101;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Menú desplegable móvil */
.nav-mobile {
    display: none;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--glass-border);
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.3s ease;
}

.nav-mobile.open {
    display: flex;
    max-height: 400px;
}

.nav-mobile a {
    display: block;
    padding: 16px 24px;
    color: var(--white-80);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    border-bottom: 1px solid var(--glass-border);
    transition: background var(--transition), color var(--transition);
}

.nav-mobile a:hover {
    background: var(--white-05);
    color: var(--white);
}

.nav-mobile .lang-toggle-mobile {
    display: flex;
    gap: 12px;
    padding: 16px 24px;
}

.nav-mobile .lang-toggle-mobile button {
    background: none;
    border: 1px solid var(--glass-border);
    color: var(--white-60);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}

.nav-mobile .lang-toggle-mobile button.active {
    background: var(--purple-light);
    border-color: var(--purple-light);
    color: var(--white);
}

/* ============================================================
   HERO
   ============================================================ */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-content {
    max-width: 700px;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white-05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-pill);
    padding: 6px 16px;
    font-size: 0.85rem;
    color: var(--orange-soft);
    font-weight: 500;
    margin-bottom: 24px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-eyebrow::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--orange-accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.5; transform: scale(0.8); }
}

.hero-name {
    margin-bottom: 12px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--white-60);
    font-weight: 400;
    margin-bottom: 40px;
    letter-spacing: 0.02em;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--purple-light), var(--purple-glow));
    color: var(--white);
    text-decoration: none;
    padding: 14px 28px;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(124,58,237,0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(124,58,237,0.6);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    color: var(--white-80);
    text-decoration: none;
    padding: 14px 28px;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--white-10);
    color: var(--white);
    transform: translateY(-2px);
}

/* ============================================================
   APPS
   ============================================================ */
#apps { background: transparent; }

.section-header {
    margin-bottom: 60px;
}

.section-label {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--orange-accent);
    margin-bottom: 12px;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
    gap: 24px;
}

.app-card {
    display: flex;
    gap: 24px;
    padding: 28px;
    transition: var(--transition);
    cursor: default;
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow), var(--shadow-card);
    border-color: rgba(168,85,247,0.4);
}

.app-icon {
    width: 80px;
    height: 80px;
    border-radius: 18px;
    object-fit: cover;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

.app-info {
    flex: 1;
    min-width: 0;
}

.app-name {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.app-description {
    font-size: 0.9rem;
    color: var(--white-60);
    margin-bottom: 16px;
    line-height: 1.5;
}

.app-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.stack-tag {
    background: var(--white-05);
    border: 1px solid var(--white-10);
    border-radius: var(--radius-pill);
    padding: 3px 10px;
    font-size: 0.75rem;
    color: var(--white-60);
    font-weight: 500;
}

.app-store-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--white);
    color: #000;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 700;
    transition: var(--transition);
    letter-spacing: 0.02em;
}

.app-store-btn:hover {
    background: var(--white-80);
    transform: translateY(-1px);
}

.app-store-btn svg {
    width: 14px;
    height: 14px;
}

/* ============================================================
   CV / EXPERIENCE
   ============================================================ */
#cv { background: transparent; }

.cv-grid {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 40px;
    align-items: start;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.timeline-item {
    position: relative;
    padding: 28px;
    transition: var(--transition);
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -1px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--purple-light), transparent);
    border-radius: 2px;
    opacity: 0;
    transition: var(--transition);
}

.timeline-item:hover::before { opacity: 1; }

.timeline-item:hover {
    transform: translateX(4px);
    border-color: rgba(168,85,247,0.3);
}

.timeline-period {
    font-size: 0.8rem;
    color: var(--orange-accent);
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.timeline-role {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.timeline-company {
    font-size: 0.9rem;
    color: var(--purple-glow);
    font-weight: 500;
    margin-bottom: 14px;
}

.timeline-highlights {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.timeline-highlights li {
    font-size: 0.875rem;
    color: var(--white-60);
    padding-left: 16px;
    position: relative;
    line-height: 1.5;
}

.timeline-highlights li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--purple-glow);
    font-size: 0.7rem;
    top: 2px;
}

.skills-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: sticky;
    top: 100px;
}

.skill-group {
    padding: 20px 24px;
}

.skill-group-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--orange-accent);
    margin-bottom: 14px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    background: var(--white-05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-pill);
    padding: 5px 12px;
    font-size: 0.8rem;
    color: var(--white-80);
    font-weight: 500;
    transition: var(--transition);
}

.skill-tag:hover {
    background: rgba(124,58,237,0.2);
    border-color: var(--purple-light);
    color: var(--white);
}

/* ============================================================
   CONTACT
   ============================================================ */
#contact { background: transparent; }

.contact-inner {
    max-width: 600px;
}

.contact-tagline {
    font-size: 1.1rem;
    color: var(--white-60);
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    text-decoration: none;
    color: var(--white);
    transition: var(--transition);
}

.contact-link:hover {
    transform: translateX(6px);
    border-color: rgba(168,85,247,0.4);
    box-shadow: var(--shadow-glow);
}

.contact-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--purple-light), var(--purple-glow));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 18px;
    height: 18px;
    fill: var(--white);
}

.contact-label {
    font-weight: 600;
    font-size: 1rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--glass-border);
    padding: 40px 0;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copy {
    font-size: 0.85rem;
    color: var(--white-60);
}

.footer-built {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--white-60);
}

.footer-built strong {
    color: var(--orange-accent);
}

.footer-stack {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-tag {
    background: var(--white-05);
    border: 1px solid var(--white-10);
    border-radius: var(--radius-pill);
    padding: 3px 10px;
    font-size: 0.75rem;
    color: var(--white-60);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    section { padding: 70px 0; }
    .apps-grid { grid-template-columns: 1fr; }
    .app-card { flex-direction: column; align-items: flex-start; }
    .cv-grid { grid-template-columns: 1fr; }
    .skills-sidebar { position: static; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .nav-links { display: none; }
    .hamburger { display: flex; }

    .hero-cta {
        flex-direction: column;
    }

    .btn-primary, .btn-secondary {
        text-align: center;
        justify-content: center;
    }
}

/* ============================================================
   I18N — ocultar idioma inactivo
   ============================================================ */
[data-lang] { display: none; }
[data-lang="es"] { display: block; }
body.lang-en [data-lang="es"] { display: none; }
body.lang-en [data-lang="en"] { display: block; }

span[data-lang="es"] { display: inline; }
span[data-lang="en"] { display: none; }
body.lang-en span[data-lang="es"] { display: none; }
body.lang-en span[data-lang="en"] { display: inline; }