/* ═══════════════════════════════════════════════════════════════════
   Custom styles — complements Tailwind CDN
   (keyframes, complex utilities, component classes)
═══════════════════════════════════════════════════════════════════ */

/* ── Base ─────────────────────────────────────────────────────── */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* ── Keyframes ────────────────────────────────────────────────── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 12px 2px rgba(0, 245, 255, 0.25); }
    50%       { box-shadow: 0 0 28px 6px rgba(0, 245, 255, 0.55); }
}

@keyframes avatarRing {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.85); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes neonSpin {
    from { transform: rotateZ(0deg); }
    to   { transform: rotateZ(360deg); }
}

@keyframes neonSpinX {
    from { transform: rotateX(0deg); }
    to   { transform: rotateX(360deg); }
}

@keyframes neonGlowPulse {
    0%, 100% {
        filter:
            drop-shadow(0 0  6px #00f5ff)
            drop-shadow(0 0 18px #00f5ff)
            drop-shadow(0 0 36px rgba(0, 245, 255, 0.65));
    }
    50% {
        filter:
            drop-shadow(0 0 10px #a855f7)
            drop-shadow(0 0 28px #7c3aed)
            drop-shadow(0 0 55px rgba(124, 58, 237, 0.80));
    }
}

/* ── Particle canvas ──────────────────────────────────────────── */
#particles-canvas {
    background: transparent;
}

/* ── Gradient orbs in hero ────────────────────────────────────── */
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    z-index: -1;
}
.orb-blue {
    width: 500px; height: 500px;
    background: rgba(0, 128, 255, 0.12);
    top: -80px; left: -100px;
}
.orb-purple {
    width: 400px; height: 400px;
    background: rgba(124, 58, 237, 0.12);
    bottom: 0; right: -80px;
}

/* ── Gradient text ────────────────────────────────────────────── */
.gradient-text {
    background: linear-gradient(135deg, #00f5ff 0%, #0080ff 50%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Avatar rotating ring ─────────────────────────────────────── */
.avatar-ring {
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, #00f5ff, #0080ff, #7c3aed, transparent 60%);
    animation: avatarRing 4s linear infinite;
    z-index: 1;
}

/* ── Spinning neon image ──────────────────────────────────────── */

/* Perspective stage — enables 3-D depth */
.neon-3d-stage {
    perspective: 600px;
    perspective-origin: center center;
}

/* Z-axis (clockwise) rotation wrapper */
.neon-spin-z {
    display: inline-block;
    transform-style: preserve-3d;
    animation: neonSpin 10s linear infinite;
}

/* X-axis (north-south / vertical flip) rotation + neon glow */
.neon-rotating-img {
    animation: neonSpinX 5s linear infinite, neonGlowPulse 3s ease-in-out infinite;
    display: block;
    border-radius: 50%;
    width: 140px;
    height: 140px;
    object-fit: cover;
}

/* ── Typing cursor ────────────────────────────────────────────── */
.typing-cursor {
    animation: blinkCursor 0.8s step-end infinite;
    color: #00f5ff;
}

/* ── Navbar ───────────────────────────────────────────────────── */
#navbar.scrolled {
    background: rgba(5, 8, 22, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 245, 255, 0.08);
}

/* Nav links */
.nav-link {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.25s ease;
    position: relative;
    padding-bottom: 3px;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 1px;
    background: #00f5ff;
    transition: width 0.3s ease;
}
.nav-link:hover,
.nav-link.active { color: #00f5ff; }
.nav-link.active::after,
.nav-link:hover::after { width: 100%; }

/* Mobile nav links */
.mobile-nav-link {
    display: block;
    padding: 14px 24px;
    color: #9ca3af;
    text-decoration: none;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: color 0.2s, background 0.2s;
}
.mobile-nav-link:hover {
    color: #00f5ff;
    background: rgba(0, 245, 255, 0.04);
}

/* Hamburger lines */
.hamburger-line {
    display: block;
    width: 22px; height: 2px;
    background: #9ca3af;
    border-radius: 2px;
    transition: background 0.2s;
}
#menu-btn:hover .hamburger-line { background: #00f5ff; }

/* ── Buttons ──────────────────────────────────────────────────── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: linear-gradient(135deg, #00f5ff, #0080ff);
    color: #050816;
    font-weight: 700;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: opacity 0.25s, transform 0.25s, box-shadow 0.25s;
    border: none;
    cursor: pointer;
}
.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 245, 255, 0.3);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: #00f5ff;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 245, 255, 0.4);
    transition: background 0.25s, border-color 0.25s, transform 0.25s;
}
.btn-outline:hover {
    background: rgba(0, 245, 255, 0.06);
    border-color: #00f5ff;
    transform: translateY(-2px);
}

/* ── Section headers ──────────────────────────────────────────── */
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: #00f5ff;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.6rem;
}
.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    color: #ffffff;
}

/* ── Scroll reveal ────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Glass cards (skills) ─────────────────────────────────────── */
.glass-card {
    background: rgba(13, 17, 23, 0.6);
    border: 1px solid rgba(0, 245, 255, 0.08);
    border-radius: 16px;
    padding: 28px;
    display: flex;
    gap: 20px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.glass-card:hover {
    border-color: rgba(0, 245, 255, 0.25);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.skill-icon-wrap {
    width: 52px; height: 52px;
    min-width: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ── Skill progress bars ──────────────────────────────────────── */
.skill-bar-wrap {
    height: 6px;
    background: rgba(255,255,255,0.07);
    border-radius: 4px;
    overflow: hidden;
}
.skill-bar {
    height: 100%;
    width: 0;
    border-radius: 4px;
    background: linear-gradient(90deg, #00f5ff, #0080ff);
    transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.skill-bar-purple { background: linear-gradient(90deg, #7c3aed, #a78bfa); }
.skill-bar-blue   { background: linear-gradient(90deg, #0080ff, #38bdf8); }
.skill-bar-green  { background: linear-gradient(90deg, #10b981, #34d399); }

/* ── Tech badges ──────────────────────────────────────────────── */
.tech-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: #00f5ff;
    background: rgba(0, 245, 255, 0.06);
    border: 1px solid rgba(0, 245, 255, 0.18);
    border-radius: 999px;
    transition: background 0.25s, border-color 0.25s, transform 0.25s;
    cursor: default;
}
.tech-badge:hover {
    background: rgba(0, 245, 255, 0.12);
    border-color: rgba(0, 245, 255, 0.45);
    transform: translateY(-2px);
}

/* ── Stat cards ───────────────────────────────────────────────── */
.stat-card {
    background: rgba(13, 17, 23, 0.7);
    border: 1px solid rgba(0, 245, 255, 0.08);
    border-radius: 12px;
    padding: 24px 16px;
    text-align: center;
    transition: border-color 0.3s, transform 0.3s;
}
.stat-card:hover {
    border-color: rgba(0, 245, 255, 0.25);
    transform: translateY(-3px);
}
.stat-number {
    display: block;
    font-size: 2.25rem;
    font-weight: 700;
    color: #00f5ff;
    line-height: 1;
    margin-bottom: 6px;
}
.stat-label {
    font-size: 0.78rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ── Project cards ────────────────────────────────────────────── */
.project-card {
    background: rgba(13, 17, 23, 0.6);
    border: 1px solid rgba(0, 245, 255, 0.08);
    border-radius: 16px;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
}
.project-card:hover {
    border-color: rgba(0, 245, 255, 0.25);
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}
.project-card-ghost {
    border-style: dashed;
    border-color: rgba(255,255,255,0.06);
}
.project-card-ghost:hover {
    border-color: rgba(255,255,255,0.1);
    box-shadow: none;
}

.project-card-header {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    background: rgba(255,255,255,0.02);
}
.project-card-body { padding: 24px; flex: 1; }

.project-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    padding: 3px 10px;
    border-radius: 4px;
    background: rgba(0, 245, 255, 0.07);
    color: #00f5ff;
    border: 1px solid rgba(0, 245, 255, 0.15);
}

.project-link {
    color: #00f5ff;
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}
.project-link:hover { color: #ffffff; }

/* ── Contact form ─────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.form-input {
    background: rgba(13, 17, 23, 0.8);
    border: 1px solid rgba(0, 245, 255, 0.1);
    border-radius: 8px;
    padding: 12px 16px;
    color: #e5e7eb;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.25s, box-shadow 0.25s;
    width: 100%;
    font-family: inherit;
}
.form-input::placeholder { color: #4b5563; }
.form-input:focus {
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow: 0 0 0 3px rgba(0, 245, 255, 0.06);
}
.form-input.input-error {
    border-color: rgba(239, 68, 68, 0.5);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.06);
}

.form-error {
    font-size: 0.75rem;
    color: #f87171;
}

/* ── Social buttons ───────────────────────────────────────────── */
.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid rgba(0, 245, 255, 0.15);
    border-radius: 8px;
    color: #9ca3af;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: color 0.25s, border-color 0.25s, background 0.25s, transform 0.25s;
}
.social-btn:hover {
    color: #00f5ff;
    border-color: rgba(0, 245, 255, 0.4);
    background: rgba(0, 245, 255, 0.05);
    transform: translateY(-3px);
}

/* ── Hero fade-in on load ─────────────────────────────────────── */
.hero-content {
    animation: fadeInUp 0.9s ease 0.2s forwards;
}

/* ── Responsive tweaks ────────────────────────────────────────── */
@media (max-width: 640px) {
    .glass-card { flex-direction: column; }
    .skill-icon-wrap { width: 44px; height: 44px; min-width: 44px; }
}

/* ── Stat card — vision variant ───────────────────────────────── */
.stat-card-vision {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 16px;
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.05), rgba(124, 58, 237, 0.05));
    border-color: rgba(0, 245, 255, 0.15);
}
.stat-vision-icon {
    font-size: 1.6rem;
    line-height: 1;
}
.stat-vision-text {
    font-size: 0.78rem;
    font-weight: 600;
    color: #00f5ff;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1.4;
}

/* ── Axioma GuruDev section ───────────────────────────────────── */
.axioma-section {
    background: radial-gradient(ellipse at 70% 50%, rgba(124, 58, 237, 0.04) 0%, transparent 60%),
                radial-gradient(ellipse at 20% 40%, rgba(0, 245, 255, 0.03) 0%, transparent 60%);
}

.orb-axioma-cyan {
    width: 600px; height: 600px;
    background: rgba(0, 245, 255, 0.06);
    top: 5%; right: -150px;
}
.orb-axioma-purple {
    width: 450px; height: 450px;
    background: rgba(124, 58, 237, 0.07);
    bottom: 5%; left: -100px;
}

.axioma-subtitle {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #7c3aed;
    letter-spacing: 0.08em;
    margin-top: 0.5rem;
    display: block;
}

/* Main axioma card */
.axioma-card {
    background: rgba(13, 17, 23, 0.7);
    border: 1px solid rgba(0, 245, 255, 0.12);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: border-color 0.3s, box-shadow 0.3s;
}
.axioma-card:hover {
    border-color: rgba(0, 245, 255, 0.25);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(0, 245, 255, 0.08);
}
.axioma-card-header {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
    padding: 20px 28px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    background: linear-gradient(90deg, rgba(0, 245, 255, 0.04), rgba(124, 58, 237, 0.04));
}
.axioma-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff;
    flex: 1;
    min-width: 180px;
}
.axioma-card-body { padding: 28px; }
.axioma-badges { display: flex; flex-wrap: wrap; gap: 8px; }

/* Axioma badges */
.axioma-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 999px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}
.axioma-badge-tech {
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    color: #00f5ff;
}
.axioma-badge-ai {
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.3);
    color: #a78bfa;
}
.axioma-badge-date {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #6b7280;
}

/* Concept cards */
.axioma-concept-card {
    background: rgba(13, 17, 23, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 24px;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.axioma-concept-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}
.axioma-concept-card--d5 {
    border-color: rgba(251, 191, 36, 0.12);
}
.axioma-concept-card--d5:hover {
    border-color: rgba(251, 191, 36, 0.3);
    box-shadow: 0 12px 32px rgba(251, 191, 36, 0.08);
}
.axioma-concept-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}
.axioma-concept-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
    font-family: 'JetBrains Mono', monospace;
}
.axioma-concept-desc {
    font-size: 0.85rem;
    line-height: 1.65;
    color: #9ca3af;
}

/* Applications tags */
.axioma-applications {
    background: rgba(13, 17, 23, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 14px;
    padding: 20px 24px;
}
.axioma-app-tag {
    display: inline-flex;
    align-items: center;
    padding: 5px 13px;
    background: rgba(124, 58, 237, 0.08);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: 999px;
    font-size: 0.78rem;
    color: #a78bfa;
    transition: background 0.2s, border-color 0.2s, transform 0.2s;
    cursor: default;
}
.axioma-app-tag:hover {
    background: rgba(124, 58, 237, 0.15);
    border-color: rgba(124, 58, 237, 0.4);
    transform: translateY(-2px);
}

/* Quote block */
.axioma-quote-block {
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.04), rgba(124, 58, 237, 0.06));
    border: 1px solid rgba(0, 245, 255, 0.1);
    border-left: 3px solid #00f5ff;
    border-radius: 0 14px 14px 0;
    padding: 24px 28px;
}
.axioma-quote {
    font-style: italic;
    font-size: 1rem;
    color: #e5e7eb;
    line-height: 1.7;
    margin-bottom: 14px;
}
.axioma-quote-author {
    font-size: 0.85rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
}

@media (max-width: 640px) {
    .axioma-card-header { flex-direction: column; }
    .axioma-concept-title { font-size: 0.9rem; }
}

/* ─── Dodecálogo section ──────────────────────────────────────────────────── */
.dodeca-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px;
    background: rgba(0, 245, 255, 0.03);
    border: 1px solid rgba(0, 245, 255, 0.08);
    border-radius: 12px;
    transition: border-color 0.3s, background 0.3s;
}
.dodeca-item:hover {
    border-color: rgba(0, 245, 255, 0.2);
    background: rgba(0, 245, 255, 0.06);
}
.dodeca-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.15rem;
    font-weight: 700;
    color: #00f5ff;
    min-width: 32px;
    line-height: 1;
    padding-top: 2px;
}
.dodeca-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 6px;
}
.dodeca-desc {
    font-size: 0.82rem;
    line-height: 1.6;
    color: #9ca3af;
}
.dodeca-impact-card {
    background: rgba(13, 17, 23, 0.6);
    border: 1px solid;
    border-radius: 12px;
    padding: 16px;
}
.dodeca-stat {
    background: rgba(13, 17, 23, 0.6);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
}
.dodeca-roadmap-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 16px 20px;
    border-left: 3px solid;
    background: rgba(13, 17, 23, 0.4);
    border-radius: 0 10px 10px 0;
}
.dodeca-roadmap-year {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    font-weight: 700;
    min-width: 42px;
    padding-top: 2px;
}