/* ==========================================
   AGUSTÍN NAVARRO — Portfolio v3
   Dark · Editorial · Minimal
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=IBM+Plex+Mono:wght@300;400;500&family=Manrope:wght@300;400;500;600&display=swap');

:root {
    --bg:       #0a0a0a;
    --bg-alt:   #101010;
    --surface:  #141414;
    --surface2: #1a1a1a;
    --border:   rgba(255,255,255,0.07);
    --border2:  rgba(255,255,255,0.13);
    --text:     #f0ede8;
    --muted:    rgba(240,237,232,0.42);
    --accent:   #c8f135;
    --accent2:  #a8d520;
    --font-d:   'Syne', sans-serif;
    --font-b:   'Manrope', sans-serif;
    --font-m:   'IBM Plex Mono', monospace;
    --ease:     cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --r:        10px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-b);
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.7;
}
body::-webkit-scrollbar { width: 3px; }
body::-webkit-scrollbar-track { background: var(--bg); }
body::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 2px; }

a { color: inherit; text-decoration: none; }
strong { color: var(--text); font-weight: 600; }

/* ---- NAVBAR ---- */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    display: flex; align-items: center; gap: 32px;
    padding: 20px 56px;
    transition: padding 0.3s var(--ease), background 0.3s, border-color 0.3s;
    border-bottom: 1px solid transparent;
}
.nav.scrolled {
    padding: 13px 56px;
    background: rgba(10,10,10,0.94);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom-color: var(--border);
}

.nav-logo {
    font-family: var(--font-m); font-size: 0.95rem; font-weight: 500;
    letter-spacing: 3px; text-transform: uppercase;
    transition: opacity 0.2s; white-space: nowrap;
}
.nav-logo:hover { opacity: 0.6; }
.accent { color: var(--accent); }

.nav-links { list-style: none; display: flex; gap: 28px; margin-left: auto; }
.nav-links a {
    font-family: var(--font-m); font-size: 0.75rem; color: var(--muted);
    letter-spacing: 0.3px; transition: color 0.2s; position: relative;
}
.nav-links a::after {
    content: ''; position: absolute; bottom: -3px; left: 0;
    width: 0; height: 1px; background: var(--accent); transition: width 0.3s var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.nav-right { display: flex; align-items: center; gap: 12px; }

.btn-cv {
    font-family: var(--font-m); font-size: 0.73rem; color: var(--accent);
    border: 1px solid rgba(200,241,53,0.35); padding: 7px 14px; border-radius: 4px;
    letter-spacing: 0.5px; transition: all 0.2s; white-space: nowrap;
}
.btn-cv:hover { background: var(--accent); color: var(--bg); }

.nav-github {
    font-family: var(--font-m); font-size: 0.73rem; color: var(--muted);
    transition: color 0.2s;
}
.nav-github:hover { color: var(--text); }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 20px; height: 1.5px; background: var(--text); transition: all 0.3s; }
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---- MOBILE MENU ---- */
.mobile-menu {
    position: fixed; inset: 0; background: var(--bg); z-index: 99;
    display: flex; flex-direction: column; justify-content: center;
    padding: 60px 40px; gap: 28px;
    transform: translateX(100%); transition: transform 0.4s var(--ease);
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu a {
    font-family: var(--font-d); font-size: 2.2rem; font-weight: 700; color: var(--muted);
    transition: color 0.2s;
}
.mobile-menu a em { font-family: var(--font-m); font-size: 0.85rem; font-style: normal; color: var(--accent); margin-right: 14px; }
.mobile-menu a:hover { color: var(--text); }
.mm-cv {
    font-size: 1rem !important; font-family: var(--font-m) !important; font-weight: 400 !important;
    color: var(--accent) !important; margin-top: 16px; border-top: 1px solid var(--border); padding-top: 24px;
}

/* ---- HERO ---- */
.hero {
    min-height: 100vh; display: flex; align-items: center;
    padding: 120px 56px 80px; position: relative; overflow: hidden;
}
.hero-bg-word {
    position: absolute; right: -20px; top: 50%; transform: translateY(-50%);
    font-family: var(--font-d); font-size: clamp(10rem, 18vw, 20rem); font-weight: 800;
    color: rgba(255,255,255,0.022); line-height: 1; pointer-events: none;
    user-select: none; letter-spacing: -8px;
}
.hero-inner { max-width: 860px; position: relative; z-index: 2; }

.hero-label {
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    font-family: var(--font-m); font-size: 0.75rem; color: var(--muted);
    margin-bottom: 30px; letter-spacing: 0.5px;
}
.label-dot {
    width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
    flex-shrink: 0; animation: blink 2.5s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0.25; } }
.label-sep { opacity: 0.25; }
.label-available { color: var(--accent); }

/* HERO NAME — Syne 800, grande y claro */
.hero-name {
    font-family: var(--font-d);
    font-size: clamp(3.8rem, 9.5vw, 8.5rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -4px;
    margin-bottom: 24px;
}
.hero-name span { display: block; }

/* Animations */
.rl { opacity: 0; transform: translateY(40px); animation: slideUp 0.9s var(--ease) forwards; }
.rl:nth-child(1) { animation-delay: 0.05s; }
.rl:nth-child(2) { animation-delay: 0.2s; }
.rf { opacity: 0; transform: translateY(18px); animation: fadeUp 0.8s var(--ease) forwards; }
.hero-role.rf  { animation-delay: 0.4s; }
.hero-bio.rf   { animation-delay: 0.55s; }
.hero-ctas.rf  { animation-delay: 0.7s; }

@keyframes slideUp { to { opacity:1; transform:translateY(0); } }
@keyframes fadeUp  { to { opacity:1; transform:translateY(0); } }

/* TYPEWRITER — sin salto de layout */
.hero-role {
    font-family: var(--font-m); font-size: 1rem; color: var(--accent);
    letter-spacing: 2px; text-transform: uppercase;
    margin-bottom: 22px;
    min-height: 1.8em;          /* Reserva espacio fijo → sin scroll jump */
    display: flex; align-items: center; gap: 4px;
}
#typewriter { display: inline; }
.tw-cursor {
    display: inline-block; color: var(--accent);
    animation: cursorBlink 1s step-end infinite;
    font-weight: 300; margin-left: 1px;
}
@keyframes cursorBlink { 0%,100% { opacity:1; } 50% { opacity:0; } }

.hero-bio {
    font-size: 1.08rem; font-weight: 300; color: rgba(240,237,232,0.68);
    max-width: 540px; line-height: 1.85; margin-bottom: 38px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* BUTTONS */
.btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--accent); color: var(--bg); font-family: var(--font-b);
    font-weight: 700; font-size: 0.88rem; padding: 12px 26px; border-radius: 5px;
    border: none; cursor: pointer; transition: all 0.25s var(--ease); letter-spacing: 0.2px;
    white-space: nowrap;
}
.btn-primary:hover { background: #d4f850; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,241,53,0.22); }

.btn-ghost {
    display: inline-flex; align-items: center; gap: 8px;
    background: transparent; color: var(--text); font-family: var(--font-b);
    font-weight: 500; font-size: 0.88rem; padding: 11px 22px; border-radius: 5px;
    border: 1px solid var(--border2); transition: all 0.25s; white-space: nowrap;
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.28); background: rgba(255,255,255,0.04); transform: translateY(-2px); }

.btn-ghost-sm {
    display: inline-flex; align-items: center;
    background: transparent; color: rgba(240,237,232,0.85); font-size: 0.82rem; font-weight: 500;
    padding: 9px 18px; border: 1px solid rgba(255,255,255,0.25); border-radius: 5px;
    transition: all 0.2s; white-space: nowrap;
}
.btn-ghost-sm:hover { background: rgba(255,255,255,0.07); }
.btn-full { width: 100%; justify-content: center; }

.btn-cv-big {
    display: inline-flex; align-items: center; gap: 8px; margin-top: 28px;
    background: transparent; color: var(--accent); font-family: var(--font-m);
    font-size: 0.82rem; letter-spacing: 1px; padding: 12px 0;
    border-bottom: 1px solid rgba(200,241,53,0.35); transition: all 0.2s;
}
.btn-cv-big:hover { letter-spacing: 2px; border-bottom-color: var(--accent); }

.scroll-hint {
    position: absolute; bottom: 36px; left: 56px;
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    font-family: var(--font-m); font-size: 0.62rem; color: var(--muted);
    letter-spacing: 2px; text-transform: uppercase;
    opacity: 0; animation: fadeInLate 0.8s ease 1.3s forwards;
}
@keyframes fadeInLate { to { opacity: 1; } }
.scroll-line {
    width: 1px; height: 44px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100% { transform:scaleY(1); opacity:1; } 50% { transform:scaleY(0.4); opacity:0.5; } }

/* ---- SECTIONS ---- */
.section { padding: 96px 56px; max-width: 1200px; margin: 0 auto; }
.sec-alt { background: var(--bg-alt); max-width: 100%; padding: 96px 56px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.sec-alt .sec-hd,
.sec-alt .stack-wrap,
.sec-alt .certs-section,
.sec-alt .contact-grid { max-width: 1088px; margin-left: auto; margin-right: auto; }

.sec-hd {
    display: flex; align-items: flex-start; gap: 20px;
    margin-bottom: 60px; padding-bottom: 36px;
    border-bottom: 1px solid var(--border);
}
.sec-num { font-family: var(--font-m); font-size: 0.72rem; color: var(--accent); margin-top: 7px; letter-spacing: 1px; }
.sec-title { font-family: var(--font-d); font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; line-height: 1; letter-spacing: -2px; }
.sec-sub { font-family: var(--font-m); font-size: 0.75rem; color: var(--muted); margin-top: 6px; letter-spacing: 0.5px; }

/* REVEAL */
.reveal {
    opacity: 0; transform: translateY(28px);
    transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---- PROJECTS LIST (no grid — single col stacked, each card full width but compact) ---- */
.projects-list { display: flex; flex-direction: column; gap: 32px; }

.pcard {
    display: grid; grid-template-columns: 420px 1fr;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--r); overflow: hidden;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.pcard:hover { border-color: rgba(200,241,53,0.25); box-shadow: 0 8px 40px rgba(0,0,0,0.4); }

/* Alternate sides every other card */
.pcard-alt { grid-template-columns: 1fr 420px; }
.pcard-alt .pcard-body { order: -1; }
.pcard-alt2 { grid-template-columns: 1fr 420px; }
.pcard-alt2 .pcard-body { order: -1; }

/* Featured / AI badges */
.pcard-ai { border-color: rgba(200,241,53,0.12); }
.pcard-wip { border-color: rgba(255,165,0,0.12); }

.pcard-img {
    position: relative; overflow: hidden; min-height: 280px; background: #1c1c1c;
}
.pcard-img img {
    width: 100%; height: 100%; object-fit: cover; object-position: top;
    transition: transform 0.6s var(--ease);
}
.pcard:hover .pcard-img img { transform: scale(1.04); }

/* Different visual treatment for specific cards */
.pcard-img-streaming { background: linear-gradient(135deg, #0d0d1a 0%, #1a1a2e 100%); }
.pcard-img-robotik   { background: linear-gradient(135deg, #0a1a0a 0%, #0d2b0d 100%); }
.pcard-img-bot       { background: linear-gradient(135deg, #0a0a18 0%, #181830 50%, #0d1a0d 100%); }
.pcard-img-gestion   { background: linear-gradient(135deg, #1a0a0a 0%, #2a0f1f 50%, #0a1020 100%); }

.pcard-placeholder {
    position: absolute; inset: 0;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 14px; padding: 20px;
}
.pcard-placeholder .bot-icon { color: rgba(200,241,53,0.5); }
.pcard-placeholder span { font-family: var(--font-m); font-size: 0.78rem; color: var(--muted); letter-spacing: 1px; text-align: center; }

.pcard-placeholder-wip .bot-icon { color: rgba(255,165,0,0.5); }
.wip-badge {
    font-family: var(--font-m); font-size: 0.65rem; letter-spacing: 2px; text-transform: uppercase;
    color: var(--bg); background: rgba(255,165,0,0.85); padding: 4px 12px; border-radius: 20px;
}

.pcard-over {
    position: absolute; inset: 0; background: rgba(10,10,10,0.82);
    display: flex; align-items: center; justify-content: center; gap: 12px;
    opacity: 0; transition: opacity 0.3s;
}
.pcard:hover .pcard-over { opacity: 1; }

.pcard-over-info {
    background: rgba(10,10,10,0.5);
    pointer-events: none; opacity: 1;
    align-items: flex-end; justify-content: flex-start; padding: 16px;
}
.over-badge {
    font-family: var(--font-m); font-size: 0.68rem; letter-spacing: 1px;
    color: var(--muted); background: rgba(10,10,10,0.7); padding: 5px 12px; border-radius: 4px;
    border: 1px solid var(--border2);
}

.pcard-body { padding: 32px 36px; display: flex; flex-direction: column; justify-content: center; gap: 10px; }
.pcard-meta { display: flex; justify-content: space-between; align-items: center; }
.ptype { font-family: var(--font-m); font-size: 0.68rem; color: var(--accent); letter-spacing: 1.5px; text-transform: uppercase; }
.ptype-full { color: #7dd3fc; }
.pyear { font-family: var(--font-m); font-size: 0.68rem; color: var(--muted); }

.pcard-body h3 { font-family: var(--font-d); font-size: 1.5rem; font-weight: 800; letter-spacing: -0.8px; line-height: 1.1; }
.pcard-body p { font-size: 0.88rem; color: rgba(240,237,232,0.62); line-height: 1.75; }

.ptags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.ptags span {
    font-family: var(--font-m); font-size: 0.66rem; padding: 4px 10px;
    background: rgba(255,255,255,0.05); border: 1px solid var(--border);
    border-radius: 30px; color: var(--muted); transition: all 0.2s;
}
.pcard:hover .ptags span { border-color: rgba(200,241,53,0.18); color: rgba(200,241,53,0.65); }

.pcard-note {
    font-family: var(--font-m); font-size: 0.68rem !important; color: var(--muted) !important;
    padding: 8px 12px; background: rgba(255,255,255,0.03); border-radius: 5px;
    border-left: 2px solid rgba(200,241,53,0.3); margin-top: 4px;
}

/* ---- STACK ---- */
.stack-wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; margin-bottom: 60px; }
.sc-title {
    font-family: var(--font-m); font-size: 0.68rem; color: var(--accent);
    letter-spacing: 2.5px; text-transform: uppercase; margin-bottom: 16px;
    padding-bottom: 10px; border-bottom: 1px solid var(--border);
}
.icon-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.iitem {
    display: flex; flex-direction: column; align-items: center; gap: 7px;
    padding: 14px 8px; background: var(--bg); border: 1px solid var(--border);
    border-radius: 8px; transition: all 0.25s; cursor: default;
}
.iitem:hover { border-color: rgba(200,241,53,0.3); background: rgba(200,241,53,0.04); transform: translateY(-3px); box-shadow: 0 6px 18px rgba(0,0,0,0.35); }
.iitem i { font-size: 1.9rem; transition: transform 0.2s; }
.iitem:hover i { transform: scale(1.12); }
.iitem span { font-family: var(--font-m); font-size: 0.62rem; color: var(--muted); letter-spacing: 0.3px; text-align: center; }

/* ---- CERTS ---- */
.certs-section { border-top: 1px solid var(--border); padding-top: 56px; }
.certs-title { font-family: var(--font-d); font-size: 1.7rem; font-weight: 800; margin-bottom: 28px; letter-spacing: -1px; }
.certs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); gap: 10px; }
.cert {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
    padding: 16px 18px; display: flex; align-items: center; gap: 14px;
    transition: border-color 0.2s, transform 0.2s;
}
.cert:hover { border-color: rgba(200,241,53,0.22); transform: translateY(-2px); }
.cert-logo {
    width: 32px; height: 32px; object-fit: contain; border-radius: 5px;
    flex-shrink: 0; background: white; padding: 3px;
}
.cert-text { display: flex; flex-direction: column; gap: 3px; }
.cert-org { font-family: var(--font-m); font-size: 0.62rem; color: var(--accent); letter-spacing: 0.5px; text-transform: uppercase; }
.cert-name { font-size: 0.85rem; color: var(--text); font-weight: 500; line-height: 1.3; }

/* ---- ABOUT ---- */
.about-grid { display: grid; grid-template-columns: 1fr 280px; gap: 72px; align-items: start; }
.about-text p { font-size: 0.97rem; color: rgba(240,237,232,0.72); margin-bottom: 16px; line-height: 1.85; }
.about-ctas { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }

.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.stat {
    background: var(--surface); border: 1px solid var(--border); padding: 24px 20px;
    display: flex; flex-direction: column; gap: 5px; transition: border-color 0.2s;
}
.stat:hover { border-color: rgba(200,241,53,0.28); }
/* Stats numbers — Syne bold, crisp */
.stat-n { font-family: var(--font-d); font-size: 2.4rem; font-weight: 800; color: var(--accent); line-height: 1; letter-spacing: -2px; }
.stat-l { font-family: var(--font-m); font-size: 0.65rem; color: var(--muted); letter-spacing: 0.5px; margin-top: 2px; }

/* ---- CONTACT ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.contact-intro { font-size: 1.05rem; color: rgba(240,237,232,0.72); margin-bottom: 32px; line-height: 1.8; }
.contact-links { display: flex; flex-direction: column; gap: 2px; }
.cl {
    display: flex; flex-direction: column; gap: 3px;
    padding: 16px 18px; border: 1px solid var(--border); border-radius: 5px;
    transition: all 0.22s;
}
.cl:hover { border-color: rgba(200,241,53,0.28); background: rgba(200,241,53,0.03); transform: translateX(4px); }
.cl-label { font-family: var(--font-m); font-size: 0.64rem; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; }
.cl-val { font-size: 0.88rem; color: var(--text); font-weight: 500; }

/* FORM */
.cform { display: flex; flex-direction: column; gap: 16px; }
.cfield { display: flex; flex-direction: column; gap: 6px; }
.cfield label { font-family: var(--font-m); font-size: 0.66rem; color: var(--muted); letter-spacing: 1px; text-transform: uppercase; }
.cfield input, .cfield textarea {
    background: var(--surface); border: 1px solid var(--border); border-radius: 5px;
    color: var(--text); font-family: var(--font-b); font-size: 0.92rem;
    padding: 12px 14px; transition: border-color 0.2s, box-shadow 0.2s; resize: vertical;
}
.cfield input:focus, .cfield textarea:focus { outline: none; border-color: rgba(200,241,53,0.45); box-shadow: 0 0 0 3px rgba(200,241,53,0.06); }
.cfield input::placeholder, .cfield textarea::placeholder { color: rgba(240,237,232,0.18); }

.form-ok { display: none; font-family: var(--font-m); font-size: 0.82rem; color: var(--accent); text-align: center; padding: 12px; background: rgba(200,241,53,0.07); border-radius: 5px; border: 1px solid rgba(200,241,53,0.18); }
.form-ok.show { display: block; }

/* ---- FOOTER ---- */
.footer { border-top: 1px solid var(--border); padding: 36px 56px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; max-width: 1200px; margin: 0 auto; gap: 20px; }
.fl { font-family: var(--font-m); font-size: 0.88rem; font-weight: 500; letter-spacing: 2px; text-transform: uppercase; }
.fc { font-family: var(--font-m); font-size: 0.68rem; color: var(--muted); }
.flinks { display: flex; gap: 22px; }
.flinks a { font-family: var(--font-m); font-size: 0.72rem; color: var(--muted); transition: color 0.2s; }
.flinks a:hover { color: var(--accent); }

/* ---- RESPONSIVE ---- */
@media (max-width: 1080px) {
    .pcard, .pcard-alt, .pcard-alt2 { grid-template-columns: 1fr; }
    .pcard-alt .pcard-body, .pcard-alt2 .pcard-body { order: 0; }
    .pcard-img { min-height: 240px; }
    .about-grid { grid-template-columns: 1fr; gap: 44px; }
    .about-stats { grid-template-columns: repeat(4, 1fr); }
    .contact-grid { grid-template-columns: 1fr; gap: 44px; }
    .stack-wrap { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 860px) {
    .nav { padding: 16px 24px; }
    .nav.scrolled { padding: 12px 24px; }
    .nav-links { display: none; }
    .nav-right { display: none; }
    .hamburger { display: flex; }
    .hero { padding: 96px 24px 70px; }
    .section { padding: 72px 24px; }
    .sec-alt { padding: 72px 24px; }
    .scroll-hint { left: 24px; }
    .footer { padding: 28px 24px; }
    .footer-inner { flex-direction: column; text-align: center; gap: 12px; }
}

@media (max-width: 520px) {
    .hero-name { letter-spacing: -2px; }
    .hero-bg-word { font-size: 8rem; }
    .hero-ctas { flex-direction: column; }
    .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
    .about-stats { grid-template-columns: 1fr 1fr; }
    .mobile-menu a { font-size: 1.7rem; }
    .icon-grid { grid-template-columns: repeat(3, 1fr); }
}