:root {
    --clr-green-400: #4ade80;
    --clr-green-500: #22c55e;
    --clr-green-600: #16a34a;
    --clr-green-700: #15803d;
    --clr-green-900: #14532d;

    --bg-base:        #0b0f0c;
    --bg-surface:     #111914;
    --bg-elevated:    #182117;
    --bg-border:      #1e2d1f;
    --bg-border-soft: #233226;

    --txt-primary:    #e8f0e9;
    --txt-secondary:  #8fa98f;
    --txt-muted:      #4d664d;
    --txt-accent:     var(--clr-green-400);

    --card-bg:        #111914;
    --card-border:    #1e2d1f;
    --card-shadow:    0 4px 24px rgba(0,0,0,.55);

    --nav-bg:         rgba(11,15,12,.85);
    --nav-border:     rgba(30,45,31,.8);

    --section-pad:    7rem 0;
    --container-max:  1160px;
    --radius-sm:      6px;
    --radius-md:      12px;
    --radius-lg:      20px;
    --radius-xl:      28px;

    --trans-fast:  .15s ease;
    --trans-mid:   .3s ease;
    --trans-slow:  .55s cubic-bezier(.25,.46,.45,.94);

    --font-display: 'Syne', sans-serif;
    --font-body:    'DM Sans', sans-serif;
}

[data-theme="light"] {
    --bg-base:        #f4f7f4;
    --bg-surface:     #ffffff;
    --bg-elevated:    #edf3ed;
    --bg-border:      #d1e4d1;
    --bg-border-soft: #e2eee2;

    --txt-primary:    #141e14;
    --txt-secondary:  #3d5c3d;
    --txt-muted:      #7a9a7a;
    --txt-accent:     var(--clr-green-600);

    --card-bg:        #ffffff;
    --card-border:    #d4e8d4;
    --card-shadow:    0 4px 20px rgba(0,0,0,.06);

    --nav-bg:         rgba(244,247,244,.92);
    --nav-border:     rgba(209,228,209,.9);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    background: var(--bg-base);
    color: var(--txt-primary);
    line-height: 1.7;
    transition: background var(--trans-mid), color var(--trans-mid);
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    opacity: .025;
    pointer-events: none;
    z-index: 9999;
}

h1,h2,h3,h4,h5,h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--txt-primary);
}

p { color: var(--txt-secondary); }

strong { color: var(--txt-primary); font-weight: 600; }
em     { color: var(--txt-accent); font-style: normal; }

code, pre {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    font-size: .875em;
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section { padding: var(--section-pad); }

.reveal-up,
.reveal-right {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity .65s cubic-bezier(.25,.46,.45,.94) var(--delay, 0s),
                transform .65s cubic-bezier(.25,.46,.45,.94) var(--delay, 0s);
}
.reveal-right { transform: translateX(40px); }

.revealed.reveal-up,
.revealed.reveal-right { opacity: 1; transform: none; }

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1rem 0;
    background: transparent;
    transition: background var(--trans-mid), border-color var(--trans-mid), backdrop-filter var(--trans-mid), box-shadow var(--trans-mid);
}

.navbar.scrolled {
    background: var(--nav-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--nav-border);
    box-shadow: 0 2px 20px rgba(0,0,0,.15);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.nav-logo {
    display: inline-flex;
    align-items: center;
    flex-wrap: nowrap;
    gap: .5rem;
    white-space: nowrap;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: -.02em;
    color: var(--txt-primary);
    transition: color var(--trans-fast);
}

.nav-logo-img {
    width: 2.25rem;
    height: 2.25rem;
    object-fit: contain;
    flex-shrink: 0;
}

.nav-logo-text {
    display: inline-block;
    line-height: 1;
}

.nav-logo:hover { color: var(--txt-accent); }
.logo-bracket { color: var(--txt-accent); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: .875rem;
    font-weight: 500;
    color: var(--txt-secondary);
    position: relative;
    transition: color var(--trans-fast);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--txt-accent);
    transition: width var(--trans-fast);
}
.nav-link:hover, .nav-link.active { color: var(--txt-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.theme-toggle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1.5px solid var(--bg-border);
    background: var(--bg-surface);
    color: var(--txt-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .875rem;
    transition: all var(--trans-fast);
    position: relative;
    overflow: hidden;
}
.theme-toggle:hover {
    border-color: var(--txt-accent);
    color: var(--txt-accent);
}

.toggle-icon {
    position: absolute;
    transition: opacity var(--trans-fast), transform var(--trans-fast);
}
[data-theme="dark"]  .toggle-sun  { opacity: 1;  transform: scale(1); }
[data-theme="dark"]  .toggle-moon { opacity: 0;  transform: scale(.5); }
[data-theme="light"] .toggle-sun  { opacity: 0;  transform: scale(.5); }
[data-theme="light"] .toggle-moon { opacity: 1;  transform: scale(1); }

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 4px 0;
}
.nav-hamburger span {
    display: block;
    height: 2px;
    background: var(--txt-secondary);
    border-radius: 2px;
    transition: all var(--trans-fast);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero {
    min-height: 100svh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 6rem 0 4rem;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, var(--bg-border) 1px, transparent 1px);
    background-size: 36px 36px;
    opacity: .5;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}
.hero-orb--1 {
    width: 520px; height: 520px;
    background: radial-gradient(circle, rgba(34,197,94,.18) 0%, transparent 70%);
    top: -100px; left: -120px;
    animation: orbFloat 8s ease-in-out infinite;
}
.hero-orb--2 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(74,222,128,.12) 0%, transparent 70%);
    bottom: -60px; right: -80px;
    animation: orbFloat 10s ease-in-out infinite reverse;
}

@keyframes orbFloat {
    0%,100% { transform: translateY(0) translateX(0); }
    33%      { transform: translateY(-20px) translateX(10px); }
    66%      { transform: translateY(10px) translateX(-12px); }
}

.hero-container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: rgba(34,197,94,.1);
    border: 1px solid rgba(34,197,94,.2);
    border-radius: 100px;
    padding: .35rem .85rem;
    font-size: .8rem;
    font-weight: 500;
    color: var(--clr-green-400);
    margin-bottom: 1.25rem;
}
.badge-dot {
    width: 7px; height: 7px;
    background: var(--clr-green-400);
    border-radius: 50%;
    animation: pulse 2.5s ease-in-out infinite;
}
@keyframes pulse {
    0%,100% { box-shadow: 0 0 0 0 rgba(74,222,128,.5); }
    50%      { box-shadow: 0 0 0 6px rgba(74,222,128,0); }
}

.hero-name {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -.04em;
    line-height: 1;
    margin-bottom: .75rem;
}
.name-accent { color: var(--txt-accent); }

.hero-role {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: clamp(1rem, 2.5vw, 1.35rem);
    color: var(--txt-secondary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0;
}
.role-prefix { color: var(--clr-green-400); margin-right: .25em; }
.cursor-blink {
    animation: blink .75s step-end infinite;
    color: var(--clr-green-400);
    margin-left: 1px;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.hero-desc {
    max-width: 480px;
    font-size: 1.05rem;
    color: var(--txt-secondary);
    margin-bottom: 2rem;
    line-height: 1.75;
}

.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    padding: .75rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: .925rem;
    font-weight: 600;
    transition: all var(--trans-fast);
    cursor: pointer;
    border: 1.5px solid transparent;
}

.btn--primary {
    background: var(--clr-green-500);
    color: #fff;
    border-color: var(--clr-green-500);
}
.btn--primary:hover {
    background: var(--clr-green-400);
    border-color: var(--clr-green-400);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(34,197,94,.35);
}

.btn--whatsapp {
    background: #25d366;
    color: #fff;
    border-color: #25d366;
}
.btn--whatsapp:hover {
    background: #1fbc58;
    border-color: #1fbc58;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37,211,102,.35);
}

.btn--whatsapp.btn--large {
    padding: 1rem 2rem;
    font-size: 1.05rem;
    border-radius: var(--radius-lg);
}

.btn--outline {
    background: transparent;
    color: var(--txt-primary);
    border-color: var(--bg-border);
}
.btn--outline:hover {
    border-color: var(--txt-accent);
    color: var(--txt-accent);
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-frame {
    position: relative;
    width: 340px;
    height: 340px;
}

.profile-ring {
    position: absolute;
    inset: -12px;
    border-radius: 50%;
    border: 1.5px dashed rgba(74,222,128,.35);
    animation: spin 20s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.profile-img-wrap {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(74,222,128,.3);
    background: var(--bg-elevated);
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.profile-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 800;
    color: var(--txt-accent);
    background: var(--bg-elevated);
}

.stat-card {
    position: absolute;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: .65rem 1rem;
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    gap: .1rem;
    min-width: 110px;
}
.stat-card--top    { top: 5%;  right: -8%; }
.stat-card--bottom { bottom: 10%; left: -10%; }
.stat-num   { font-family: var(--font-display); font-weight: 800; font-size: 1.5rem; color: var(--txt-accent); }
.stat-label { font-size: .75rem; color: var(--txt-muted); }

.scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .4rem;
    font-size: .7rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--txt-muted);
    animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
    0%,100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(5px); }
}

.section-header {
    margin-bottom: 3.5rem;
}

.section-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: .75rem;
    color: var(--txt-accent);
    letter-spacing: .15em;
    display: block;
    margin-bottom: .5rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -.03em;
}

.section-subtitle {
    margin-top: .65rem;
    font-size: 1.05rem;
    color: var(--txt-secondary);
}

.about-section { background: var(--bg-surface); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p { margin-bottom: 1rem; font-size: 1.025rem; }
.about-lead { font-size: 1.15rem !important; }

.about-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.75rem;
}

.fact-item {
    display: flex;
    align-items: center;
    gap: .45rem;
    font-size: .875rem;
    color: var(--txt-secondary);
    background: var(--bg-elevated);
    border: 1px solid var(--bg-border);
    border-radius: 100px;
    padding: .4rem .9rem;
}
.fact-item i { color: var(--txt-accent); font-size: .8rem; }

.about-terminal {
    background: #0d1410;
    border: 1px solid var(--bg-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

[data-theme="light"] .about-terminal {
    background: #1a2e1c;
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .75rem 1rem;
    background: rgba(255,255,255,.04);
    border-bottom: 1px solid var(--bg-border);
}

.terminal-dot {
    width: 11px; height: 11px;
    border-radius: 50%;
}
.t-red    { background: #ff5f57; }
.t-yellow { background: #febc2e; }
.t-green  { background: #28c840; }

.terminal-title {
    margin-left: .5rem;
    font-size: .75rem;
    color: #4a6650;
    font-family: monospace;
}

.terminal-body {
    padding: 1.5rem;
    font-size: .9rem;
    line-height: 1.9;
    color: #a8d4a8;
    overflow-x: auto;
}

.t-key   { color: #7ec8a0; }
.t-str   { color: #a5d6a7; }
.t-num   { color: #80cbc4; }
.t-bool  { color: #ef9a9a; }
.t-punct { color: #546e5a; }

.skills-section { background: var(--bg-base); }

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.skill-group {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
}
.skill-group:hover {
    border-color: rgba(74,222,128,.3);
    box-shadow: 0 4px 28px rgba(34,197,94,.08);
}

.skill-group-header {
    display: flex;
    align-items: center;
    gap: .65rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    color: var(--txt-primary);
}
.skill-group-header i { color: var(--txt-accent); font-size: 1.1rem; }

.skill-list { display: flex; flex-direction: column; gap: .9rem; }

.skill-item { display: flex; flex-direction: column; gap: .35rem; }

.skill-name {
    font-size: .875rem;
    font-weight: 500;
    color: var(--txt-secondary);
}

.skill-bar {
    height: 4px;
    background: var(--bg-border);
    border-radius: 100px;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--clr-green-600), var(--clr-green-400));
    border-radius: 100px;
    transition: width 1s cubic-bezier(.25,.46,.45,.94) var(--delay, .3s);
}

.skill-fill.animated { width: var(--pct); }

.services-section { background: var(--bg-surface); }

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    position: relative;
    transition: all var(--trans-mid);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.service-card:hover {
    border-color: rgba(74,222,128,.4);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(34,197,94,.1);
}

.service-card--featured {
    border-color: rgba(74,222,128,.35);
    background: linear-gradient(145deg, var(--card-bg), rgba(34,197,94,.04));
}

.service-badge {
    position: absolute;
    top: -12px;
    right: 1.5rem;
    background: var(--clr-green-500);
    color: #fff;
    font-size: .7rem;
    font-weight: 700;
    font-family: var(--font-display);
    letter-spacing: .05em;
    text-transform: uppercase;
    padding: .3rem .75rem;
    border-radius: 100px;
}

.service-icon {
    width: 52px; height: 52px;
    background: rgba(34,197,94,.1);
    border: 1px solid rgba(34,197,94,.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    color: var(--txt-accent);
}

.service-title {
    font-size: 1.2rem;
    font-weight: 700;
}

.service-desc {
    font-size: .925rem;
    line-height: 1.65;
    flex: 1;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: .4rem;
}
.service-features li {
    font-size: .85rem;
    color: var(--txt-secondary);
    padding-left: 1.1em;
    position: relative;
}
.service-features li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--txt-accent);
    font-size: .75rem;
}

.btn-service {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-family: var(--font-display);
    font-size: .875rem;
    font-weight: 600;
    color: var(--txt-accent);
    transition: gap var(--trans-fast), color var(--trans-fast);
}
.btn-service:hover {
    gap: .7rem;
    color: var(--clr-green-300, var(--clr-green-400));
}

.projects-section { background: var(--bg-base); }

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--trans-mid);
    display: flex;
    flex-direction: column;
    animation: fadeUp .5s ease forwards;
}
.project-card:hover {
    border-color: rgba(74,222,128,.4);
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(0,0,0,.3);
}

@keyframes fadeUp {
    from { opacity:0; transform: translateY(24px); }
    to   { opacity:1; transform: none; }
}

.project-thumb {
    width: 100%;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--bg-elevated);
}
.project-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}
.project-card:hover .project-thumb img { transform: scale(1.06); }

.project-body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}

.project-date {
    font-size: .72rem;
    font-family: monospace;
    color: var(--txt-muted);
    letter-spacing: .05em;
}

.project-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--txt-primary);
    line-height: 1.35;
    flex: 1;
}

.project-demo {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .8rem;
    font-weight: 600;
    color: var(--txt-accent);
    margin-top: .5rem;
    transition: gap var(--trans-fast);
}
.project-demo:hover { gap: .6rem; }

.project-skeleton {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    aspect-ratio: 3/4;
    position: relative;
    overflow: hidden;
}
.project-skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.04) 50%, transparent 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
}
@keyframes shimmer {
    from { background-position: -200% center; }
    to   { background-position: 200% center; }
}

.projects-footer {
    display: flex;
    justify-content: center;
}

.contact-section {
    background: var(--bg-surface);
    padding: 7rem 0 4rem;
}

.contact-wrap {
    position: relative;
    text-align: center;
    padding: 5rem 2rem;
    background: var(--bg-elevated);
    border: 1px solid var(--bg-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: 3rem;
}

.contact-bg-text {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(4rem, 12vw, 9rem);
    color: rgba(34,197,94,.04);
    pointer-events: none;
    letter-spacing: -.05em;
    white-space: nowrap;
    z-index: 0;
}

.contact-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.contact-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-top: .5rem;
}

.contact-desc {
    max-width: 500px;
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: .5rem;
}

.contact-note {
    font-size: .825rem;
    color: var(--txt-muted);
    display: flex;
    align-items: center;
    gap: .4rem;
    margin-top: .5rem;
}

.social-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-link {
    width: 44px; height: 44px;
    background: var(--bg-elevated);
    border: 1px solid var(--bg-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--txt-secondary);
    transition: all var(--trans-fast);
}
.social-link:hover {
    background: var(--txt-accent);
    border-color: var(--txt-accent);
    color: #0b0f0c;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(34,197,94,.3);
}

.footer {
    background: var(--bg-base);
    border-top: 1px solid var(--bg-border);
    padding: 2.5rem 0 1.5rem;
}

.footer-inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.footer-brand p {
    font-size: .875rem;
    color: var(--txt-muted);
    margin-top: .5rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.footer-links a {
    font-size: .875rem;
    color: var(--txt-muted);
    transition: color var(--trans-fast);
}
.footer-links a:hover { color: var(--txt-accent); }

.footer-bottom {
    border-top: 1px solid var(--bg-border);
    padding-top: 1.25rem;
}
.footer-bottom p {
    font-size: .8rem;
    color: var(--txt-muted);
    text-align: center;
}
.footer-bottom i { color: #ef4444; font-size: .75rem; }

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 1.5rem;
    width: 42px; height: 42px;
    background: var(--clr-green-500);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .875rem;
    opacity: 0;
    pointer-events: none;
    transition: all var(--trans-fast);
    z-index: 90;
    box-shadow: 0 4px 16px rgba(34,197,94,.4);
}
.back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
}
.back-to-top:hover {
    background: var(--clr-green-400);
    transform: translateY(-3px);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

.faq-section {
    background: var(--bg-base);
}

.faq-list {
    max-width: 780px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--trans-fast);
}

.faq-item:hover,
.faq-item[open] {
    border-color: var(--txt-accent);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    color: var(--txt-primary);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transition: color var(--trans-fast);
}

.faq-question::-webkit-details-marker { display: none; }
.faq-question::marker { display: none; content: ''; }

.faq-question::after {
    content: '+';
    font-size: 1.25rem;
    color: var(--txt-accent);
    flex-shrink: 0;
    transition: transform var(--trans-fast);
}

.faq-item[open] .faq-question::after {
    content: '−';
}

.faq-answer {
    padding: 0 1.5rem 1.25rem;
    color: var(--txt-secondary);
    font-size: .925rem;
    line-height: 1.7;
}

.faq-answer a {
    color: var(--txt-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.faq-answer a:hover {
    color: var(--clr-green-400);
}

@media (max-width: 1024px) {
    .hero-container { gap: 2.5rem; }
    .profile-frame  { width: 280px; height: 280px; }
    .about-grid     { gap: 2.5rem; }
    .skills-grid    { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    :root { --section-pad: 5rem 0; }

    .nav-links {
        position: fixed;
        top: 0; left: 0; right: 0;
        height: 100svh;
        background: var(--bg-base);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transform: translateX(100%);
        transition: transform var(--trans-mid);
        z-index: 99;
    }
    .nav-links.open { transform: translateX(0); }
    .nav-link { font-size: 1.25rem; }
    .nav-hamburger { display: flex; z-index: 100; position: relative; }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-visual { order: -1; }
    .hero-badge  { margin-left: auto; margin-right: auto; }
    .hero-ctas   { justify-content: center; }
    .hero-desc   { margin-left: auto; margin-right: auto; }
    .profile-frame { width: 240px; height: 240px; }
    .stat-card--top    { top: 0%; right: -2%; }
    .stat-card--bottom { bottom: 0%; left: -4%; }

    .about-grid { grid-template-columns: 1fr; }

    .skills-grid { grid-template-columns: 1fr; }

    .services-grid { grid-template-columns: 1fr; }

    .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .projects-grid { grid-template-columns: 1fr; }

    .hero-name { font-size: 2.5rem; }
    .hero-ctas { flex-direction: column; align-items: center; }
    .btn       { width: 100%; justify-content: center; }

    .contact-wrap { padding: 3rem 1.25rem; }
    .btn--whatsapp.btn--large { width: 100%; justify-content: center; }
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--bg-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--txt-muted); }

::selection { background: rgba(34,197,94,.25); color: var(--txt-primary); }

:focus-visible {
    outline: 2px solid var(--txt-accent);
    outline-offset: 3px;
    border-radius: 4px;
}