:root {
    --bordeaux:       #5B0E2D;
    --bordeaux-deep:  #3D0A1E;
    --bordeaux-light: #7A1B3D;
    --bordeaux-glow:  #9B2D50;
    --gold:           #C9A96E;
    --gold-light:     #D4BC8B;
    --gold-dark:      #A68B55;
    --cream:          #FAF7F2;
    --cream-warm:     #F5EDE0;
    --white:          #FFFFFF;
    --charcoal:       #1A1A1A;
    --text-dark:      #1C1017;
    --text-medium:    #4A3A42;
    --text-light:     #8A7A82;
    --border-subtle:  rgba(91,14,45,0.08);
    --shadow-strong:  0 16px 60px rgba(91,14,45,0.14);
    --success:        #2E7D32;
    --error:          #C62828;
    --font-display: var(--font-body);
    --font-body:      'Raleway', 'Helvetica Neue', sans-serif;
    --ease:           cubic-bezier(0.4,0,0.2,1);
    --ease-smooth:    cubic-bezier(0.25,0.46,0.45,0.94);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html  { scroll-behavior:smooth; font-size:16px; }
body  {
    font-family: var(--font-body);
    color: var(--text-dark);
    background: var(--cream);
    line-height: 1.7;
    font-weight: 300;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width:100%; display:block; }
a   { text-decoration:none; color:inherit; }

/* ---- typography ---- */
.heading-section {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2rem,4vw,3.2rem);
    color: var(--bordeaux);
    letter-spacing: 0.02em;
    line-height: 1.2;
}
.label-upper {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
}
.body-text {
    font-weight: 300;
    font-size: 1rem;
    line-height: 1.85;
    color: var(--text-medium);
}
.divider-line {
    width: 60px; height: 1px;
    background: linear-gradient(90deg,transparent,var(--gold),transparent);
    margin: 1.5rem 0;
}
.section-header { text-align:center; margin-bottom:4rem; }
.section-header .label-upper  { display:block; margin-bottom:1rem; }
.section-header .divider-line { margin:1.5rem auto; }
.section-header .body-text    { max-width:560px; margin:0 auto; }

/* ---- buttons ---- */
.btn {
    display:inline-flex; align-items:center; gap:.5rem;
    font-family:var(--font-body); font-weight:500;
    font-size:.72rem; letter-spacing:.2em; text-transform:uppercase;
    padding:1rem 2.4rem; border:none; cursor:pointer;
    transition:all .5s var(--ease); position:relative; overflow:hidden;
}
.btn::before {
    content:''; position:absolute; inset:0;
    background:rgba(255,255,255,.1);
    transform:translateX(-100%); transition:transform .5s var(--ease);
}
.btn:hover::before { transform:translateX(0); }
.btn-primary { background:var(--bordeaux); color:var(--white); }
.btn-primary:hover { background:var(--bordeaux-light); transform:translateY(-2px); box-shadow:0 8px 30px rgba(91,14,45,.3); }
.btn-gold    { background:var(--gold); color:var(--charcoal); }
.btn-gold:hover { background:var(--gold-light); transform:translateY(-2px); box-shadow:0 8px 30px rgba(201,169,110,.35); }

/* ---- nav ---- */
.nav {
    position:fixed; top:0; left:0; right:0; z-index:1000;
    padding:1.5rem 4%;
    display:flex; align-items:center; justify-content:space-between;
    transition:all .5s var(--ease);
}
.nav.scrolled {
    background:rgba(26,26,26,.95); backdrop-filter:blur(20px);
    padding:1rem 4%; box-shadow:0 2px 40px rgba(0,0,0,.2);
}
.nav-logo { height:90px; width:auto; filter:brightness(0) invert(1); }
.nav-links { display:flex; align-items:center; gap:2.5rem; list-style:none; }
.nav-links a {
    font-size:.7rem; font-weight:400; letter-spacing:.15em; text-transform:uppercase;
    color:rgba(255,255,255,.75); transition:color .3s ease; position:relative;
}
.nav-links a::after {
    content:''; position:absolute; bottom:-4px; left:0;
    width:0; height:1px; background:var(--gold); transition:width .4s var(--ease);
}
.nav-links a:hover       { color:var(--white); }
.nav-links a:hover::after { width:100%; }
.nav-links a.active      { color:var(--gold); }
.nav-links a.active::after { width:100%; }
.nav-toggle {
    display:none; flex-direction:column; gap:5px;
    cursor:pointer; background:none; border:none; padding:4px;
}
.nav-toggle span { width:24px; height:1.5px; background:var(--white); transition:all .3s ease; }

/* ---- hero ---- */
.hero-cursos {
    position:relative; height:60vh; min-height:480px;
    display:flex; align-items:center; justify-content:center;
    overflow:hidden; background:var(--charcoal);
}
.hero-bg {
    position:absolute; inset:0;
    background-image:url('https://images.unsplash.com/photo-1474722883778-792e7990302f?w=1600&q=80');
    background-size:cover; background-position:center;
    opacity:.35; transform:scale(1.05);
    animation:heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom { from{transform:scale(1.05)} to{transform:scale(1.12)} }
.hero-overlay {
    position:absolute; inset:0;
    background:linear-gradient(180deg,rgba(26,16,23,.5) 0%,rgba(91,14,45,.2) 50%,rgba(26,16,23,.75) 100%);
}
.hero-content {
    position:relative; text-align:center; color:var(--white);
    max-width:800px; padding:0 2rem;
}
.hero-label {
    font-size:.7rem; letter-spacing:.4em; text-transform:uppercase;
    color:var(--gold); margin-bottom:1.5rem;
    opacity:0; animation:fadeUp 1s var(--ease-smooth) .3s forwards;
}
.hero-title {
    font-family:var(--font-display); font-size:clamp(2.5rem,5.5vw,4.5rem);
    font-weight:300; line-height:1.05; margin-bottom:1rem;
    opacity:0; animation:fadeUp 1s var(--ease-smooth) .6s forwards;
    font-family: var(--font-body);
}
.hero-title em { font-style:italic; color:var(--gold-light); }
.hero-sub {
    font-family:var(--font-display); font-size:clamp(.95rem,1.8vw,1.2rem);
    font-weight:300; font-style:italic; color:rgba(255,255,255,.7);
    opacity:0; animation:fadeUp 1s var(--ease-smooth) .9s forwards;
}
.breadcrumb {
    position:absolute; bottom:2rem; left:50%; transform:translateX(-50%);
    display:flex; align-items:center; gap:.6rem;
    font-size:.65rem; letter-spacing:.15em; text-transform:uppercase;
    color:rgba(255,255,255,.4);
    opacity:0; animation:fadeIn 1s ease 1.2s forwards;
}
.breadcrumb a { color:rgba(255,255,255,.4); transition:color .3s; }
.breadcrumb a:hover { color:var(--gold); }
.breadcrumb span { color:var(--gold); }

/* ---- cursos cards ---- */
.cursos-section { padding:8rem 4%; background:var(--cream); }
.cursos-grid {
    max-width:1200px; margin:0 auto;
    display:grid; grid-template-columns:repeat(3,1fr); gap:2.5rem;
}
.curso-card {
    background:var(--white); border:1px solid var(--border-subtle); border-radius:3px;
    overflow:hidden; transition:all .5s var(--ease);
    display:flex; flex-direction:column; position:relative;
}
.curso-card:hover { transform:translateY(-8px); box-shadow:var(--shadow-strong); border-color:transparent; }
.curso-number {
    position:absolute; top:1rem; left:1rem; width:44px; height:44px;
    background:var(--bordeaux); border-radius:2px;
    display:flex; align-items:center; justify-content:center;
    font-family:var(--font-display); font-size:1.2rem; font-weight:400; color:var(--gold-light); z-index:2;
}
.curso-badge {
    position:absolute; top:1rem; right:1rem;
    font-size:.55rem; letter-spacing:.2em; text-transform:uppercase;
    font-weight:600; padding:.3rem .8rem; background:var(--gold); color:var(--charcoal); border-radius:2px; z-index:2;
}
.curso-img-wrap { overflow:hidden; position:relative; }
.curso-img {
    width:100%; height:260px; object-fit:cover;
    transition:transform .7s var(--ease); filter:brightness(.88) contrast(1.05);
}
.curso-card:hover .curso-img { transform:scale(1.06); }
.curso-img-wrap::after {
    content:''; position:absolute; inset:0;
    background:var(--bordeaux-deep); opacity:0; transition:opacity .5s ease;
}
.curso-card:hover .curso-img-wrap::after { opacity:.08; }
.curso-body { padding:2rem 2rem 2.2rem; flex:1; display:flex; flex-direction:column; }
.curso-name {
    font-family:var(--font-display); font-size:1.4rem; font-weight:500;
    color:var(--text-dark); margin-bottom:.8rem; line-height:1.3;
}
.curso-desc { font-size:.88rem; color:var(--text-light); line-height:1.75; margin-bottom:1.5rem; flex:1; }
.curso-details {
    display:flex; flex-direction:column; gap:.55rem; margin-bottom:1.6rem;
    padding:1.2rem 0; border-top:1px solid var(--border-subtle); border-bottom:1px solid var(--border-subtle);
}
.detail-row { display:flex; align-items:center; gap:.7rem; font-size:.82rem; color:var(--text-medium); }

/* ---- Gold checkmark icon ---- */
.detail-icon {
    width:28px; height:28px; border-radius:50%;
    background:linear-gradient(135deg, var(--gold-dark), var(--gold));
    display:flex; align-items:center; justify-content:center;
    flex-shrink:0; font-size:.75rem; color:var(--white);
    font-weight:700; box-shadow:0 2px 6px rgba(166,139,85,.35);
    line-height:1;
}
.detail-icon::after {
    content: '\2713';
    font-size: .72rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
}

.detail-row strong { color:var(--text-dark); font-weight:500; }
.curso-preco { font-family:var(--font-display); font-size:1.6rem; font-weight:600; color:var(--bordeaux); margin-bottom:1.4rem; }
.curso-preco small { font-size:.78rem; font-weight:300; color:var(--text-light); }
.curso-actions { display:flex; gap:.7rem; }
.curso-actions .btn { flex:1; justify-content:center; padding:.85rem 1rem; font-size:.62rem; }
.curso-cert {
    margin-top:1rem; padding:.8rem 1rem;
    background:var(--cream); border-left:2px solid var(--gold); border-radius:0 2px 2px 0;
}
.curso-cert p { font-size:.78rem; color:var(--text-light); line-height:1.6; }
.curso-cert p strong { color:var(--gold-dark); font-weight:500; }

/* ---- cta strip ---- */
.cta-strip {
    background:var(--bordeaux); padding:4rem 4%;
    text-align:center; position:relative; overflow:hidden;
}
.cta-strip::before {
    content:''; position:absolute; top:-60px; left:50%; transform:translateX(-50%);
    width:600px; height:600px; border-radius:50%;
    background:radial-gradient(circle,rgba(201,169,110,.12),transparent 70%); pointer-events:none;
}
.cta-strip .label-upper     { color:var(--gold-light); display:block; margin-bottom:1rem; }
.cta-strip .heading-section { color:var(--white); margin-bottom:.8rem; }
.cta-strip .body-text       { color:rgba(255,255,255,.65); margin-bottom:2rem; }
.cta-strip .divider-line    { margin:1.2rem auto; background:linear-gradient(90deg,transparent,var(--gold-light),transparent); }

/* ---- inscricao section ---- */
.inscricao-section { padding:7rem 4%; background:var(--white); }
.inscricao-wrap    { max-width:1100px; margin:0 auto; }

/* steps */
.steps-row {
    display:grid; grid-template-columns:repeat(3,1fr); gap:2rem; margin-bottom:5rem;
}
.step {
    text-align:center; padding:2.4rem 1.8rem;
    background:var(--cream); border:1px solid var(--border-subtle); border-radius:3px;
    position:relative;
}
.step:not(:last-child)::after {
    content:''; position:absolute; top:50%; right:-1rem;
    width:2rem; height:1px; background:var(--gold);
}
.step-num {
    width:52px; height:52px; border-radius:50%;
    background:var(--bordeaux); color:var(--gold-light);
    font-family:var(--font-display); font-size:1.3rem; font-weight:400;
    display:flex; align-items:center; justify-content:center; margin:0 auto 1.2rem;
}
.step-title { font-family:var(--font-display); font-size:1.15rem; font-weight:500; color:var(--text-dark); margin-bottom:.5rem; }
.step-desc  { font-size:.83rem; color:var(--text-light); line-height:1.65; }

/* steps variant for curso 0 (only 2 steps) */
.steps-row-2 {
    display:grid; grid-template-columns:repeat(2,1fr); gap:2rem; margin-bottom:5rem;
    max-width:700px; margin-left:auto; margin-right:auto;
}
.steps-row-2 .step:not(:last-child)::after {
    content:''; position:absolute; top:50%; right:-1rem;
    width:2rem; height:1px; background:var(--gold);
}

/* tabs */
.tabs {
    display:flex; gap:0; border-bottom:2px solid var(--border-subtle); margin-bottom:3rem;
}
.tab-btn {
    font-family:var(--font-body); font-size:.68rem; font-weight:500;
    letter-spacing:.18em; text-transform:uppercase;
    padding:1rem 2rem; cursor:pointer; background:none; border:none;
    color:var(--text-light); border-bottom:2px solid transparent; margin-bottom:-2px;
    transition:all .3s ease;
}
.tab-btn:hover { color:var(--bordeaux); }
.tab-btn.active { color:var(--bordeaux); border-bottom-color:var(--bordeaux); background:var(--cream-warm); }

/* panels */
.tab-panel { display:none; }
.tab-panel.active { display:block; }

.panel-grid { display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:start; }

/* panel single col — for curso 0 which has no download card */
.panel-single { display:block; max-width:640px; margin:0 auto; }

/* download card */
.dl-card {
    background:var(--cream); border:1px solid var(--border-subtle); border-radius:3px;
    padding:2.5rem 2.2rem;
}
.dl-header {
    display:flex; align-items:center; gap:1rem; margin-bottom:1.5rem;
    padding-bottom:1.5rem; border-bottom:1px solid var(--border-subtle);
}
.dl-icon {
    width:52px; height:52px; background:var(--bordeaux); border-radius:2px;
    display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.dl-icon svg { width:22px; height:22px; fill:none; stroke:var(--gold-light); stroke-width:1.5; stroke-linecap:round; stroke-linejoin:round; }
.dl-header-text .label-upper { display:block; margin-bottom:.25rem; }
.dl-header-text h3 { font-family:var(--font-display); font-size:1.25rem; font-weight:500; color:var(--text-dark); }
.dl-card p { font-size:.86rem; color:var(--text-light); line-height:1.7; margin-bottom:1.5rem; }
.info-list { list-style:none; margin-bottom:1.8rem; }
.info-list li {
    font-size:.82rem; color:var(--text-medium);
    padding:.45rem 0; border-bottom:1px solid var(--border-subtle);
    display:flex; align-items:center; gap:.6rem;
}
.info-list li::before { content:''; width:5px; height:5px; border-radius:50%; background:var(--gold); flex-shrink:0; }
.info-list li strong { color:var(--text-dark); font-weight:500; }
.btn-dl {
    display:flex; align-items:center; justify-content:center; gap:.7rem; width:100%;
    font-family:var(--font-body); font-weight:500; font-size:.68rem; letter-spacing:.2em; text-transform:uppercase;
    padding:1.1rem 1rem; background:var(--bordeaux); color:var(--white);
    border:none; cursor:pointer; border-radius:2px;
    transition:all .4s var(--ease); text-decoration:none;
}
.btn-dl:hover { background:var(--bordeaux-light); transform:translateY(-2px); box-shadow:0 8px 30px rgba(91,14,45,.3); }
.btn-dl svg { width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; }

/* upload card */
.ul-card {
    background:var(--white); border:1px solid var(--border-subtle); border-radius:3px;
    padding:2.5rem 2.2rem;
}
.ul-header {
    display:flex; align-items:center; gap:1rem; margin-bottom:1.5rem;
    padding-bottom:1.5rem; border-bottom:1px solid var(--border-subtle);
}
.ul-icon {
    width:52px; height:52px; background:var(--cream-warm);
    border:1px solid var(--gold); border-radius:2px;
    display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.ul-icon svg { width:22px; height:22px; fill:none; stroke:var(--gold-dark); stroke-width:1.5; stroke-linecap:round; stroke-linejoin:round; }
.ul-header-text .label-upper { display:block; margin-bottom:.25rem; }
.ul-header-text h3 { font-family:var(--font-display); font-size:1.25rem; font-weight:500; color:var(--text-dark); }

/* form fields */
.fields-grid { display:grid; grid-template-columns:1fr 1fr; gap:1rem; margin-bottom:1.4rem; }
.field { display:flex; flex-direction:column; gap:.4rem; }
.field.full { grid-column:1/-1; }
.field-label { font-size:.62rem; font-weight:500; letter-spacing:.18em; text-transform:uppercase; color:var(--gold-dark); }
.field-input, .field-select, .field-textarea {
    font-family:var(--font-body); font-size:.88rem; font-weight:300; color:var(--text-dark);
    background:var(--cream); border:1px solid var(--border-subtle); border-radius:2px;
    padding:.8rem 1rem; outline:none; transition:all .3s ease;
    appearance:none; -webkit-appearance:none;
}
.field-input:focus, .field-select:focus, .field-textarea:focus {
    border-color:var(--gold); background:var(--white); box-shadow:0 0 0 3px rgba(201,169,110,.12);
}
.field-input::placeholder, .field-textarea::placeholder { color:var(--text-light); }
.field-textarea { resize:vertical; min-height:90px; }
.field-select {
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A7A82' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat:no-repeat; background-position:right 1rem center; padding-right:2.5rem; cursor:pointer;
}

/* security note */
.sec-note {
    padding:1rem 1.2rem;
    background:rgba(201,169,110,.08); border-left:2px solid var(--gold); border-radius:0 2px 2px 0;
    margin-bottom:1.4rem;
}
.sec-note-title { font-size:.65rem; font-weight:600; letter-spacing:.2em; text-transform:uppercase; color:var(--gold-dark); margin-bottom:.4rem; }
.sec-note ul { list-style:none; }
.sec-note ul li {
    font-size:.78rem; color:var(--text-light); padding:.15rem 0;
    display:flex; align-items:center; gap:.5rem;
}
.sec-note ul li::before { content:''; width:4px; height:4px; border-radius:50%; background:var(--gold); flex-shrink:0; }

/* drop zone */
.drop-zone {
    border:2px dashed var(--border-subtle); border-radius:3px; padding:2.5rem 1.5rem;
    text-align:center; cursor:pointer; transition:all .35s var(--ease);
    background:var(--cream); margin-bottom:1.4rem; position:relative;
}
.drop-zone:hover, .drop-zone.drag-over { border-color:var(--gold); background:var(--cream-warm); }
.drop-zone input[type="file"] { position:absolute; inset:0; opacity:0; cursor:pointer; width:100%; height:100%; }
.dz-icon {
    width:44px; height:44px; margin:0 auto 1rem;
    background:var(--cream-warm); border-radius:50%;
    display:flex; align-items:center; justify-content:center;
}
.dz-icon svg { width:20px; height:20px; fill:none; stroke:var(--bordeaux); stroke-width:1.5; stroke-linecap:round; stroke-linejoin:round; }
.dz-title    { font-family:var(--font-display); font-size:1rem; font-weight:500; color:var(--text-dark); margin-bottom:.35rem; }
.dz-subtitle { font-size:.78rem; color:var(--text-light); }

/* file preview */
.file-preview {
    display:none; align-items:center; gap:.8rem;
    padding:.9rem 1rem; background:var(--cream-warm);
    border:1px solid var(--gold); border-radius:2px; margin-bottom:1.2rem;
}
.file-preview.show { display:flex; }
.fp-icon {
    width:36px; height:36px; background:var(--bordeaux); border-radius:2px;
    display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.fp-icon svg { width:16px; height:16px; fill:none; stroke:var(--gold-light); stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; }
.fp-info { flex:1; min-width:0; }
.fp-name { font-size:.83rem; font-weight:500; color:var(--text-dark); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.fp-size { font-size:.72rem; color:var(--text-light); }
.fp-remove { background:none; border:none; cursor:pointer; color:var(--text-light); font-size:1.1rem; line-height:1; padding:4px; transition:color .2s; flex-shrink:0; }
.fp-remove:hover { color:var(--bordeaux); }

/* progress */
.ul-progress { display:none; margin-bottom:1.2rem; }
.ul-progress.show { display:block; }
.ul-progress-lbl { display:flex; justify-content:space-between; font-size:.72rem; color:var(--text-light); margin-bottom:.4rem; }
.ul-progress-bar { height:4px; background:var(--border-subtle); border-radius:2px; overflow:hidden; }
.ul-progress-fill { height:100%; background:linear-gradient(90deg,var(--bordeaux),var(--bordeaux-glow)); width:0%; border-radius:2px; transition:width .3s ease; }

/* status */
.ul-status { display:none; font-size:.82rem; padding:.8rem 1rem; border-radius:2px; margin-bottom:1.2rem; }
.ul-status.show { display:block; }
.ul-status.ok   { background:rgba(46,125,50,.08); border:1px solid rgba(46,125,50,.25); color:var(--success); }
.ul-status.err  { background:rgba(198,40,40,.08); border:1px solid rgba(198,40,40,.25); color:var(--error); }

/* submit btn */
.btn-send {
    display:flex; align-items:center; justify-content:center; gap:.7rem; width:100%;
    font-family:var(--font-body); font-weight:500; font-size:.68rem; letter-spacing:.2em; text-transform:uppercase;
    padding:1.1rem 1rem; background:var(--bordeaux); color:var(--white);
    border:none; cursor:pointer; border-radius:2px; transition:all .4s var(--ease);
}
.btn-send:hover:not(:disabled) { background:var(--bordeaux-light); transform:translateY(-2px); box-shadow:0 8px 30px rgba(91,14,45,.3); }
.btn-send:disabled { opacity:.45; cursor:not-allowed; }
.btn-send svg { width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; }

/* submit btn for no-file panels (curso 0) */
.btn-send-direct {
    display:flex; align-items:center; justify-content:center; gap:.7rem; width:100%;
    font-family:var(--font-body); font-weight:500; font-size:.68rem; letter-spacing:.2em; text-transform:uppercase;
    padding:1.1rem 1rem; background:var(--bordeaux); color:var(--white);
    border:none; cursor:pointer; border-radius:2px; transition:all .4s var(--ease); margin-top:.4rem;
}
.btn-send-direct:hover:not(:disabled) { background:var(--bordeaux-light); transform:translateY(-2px); box-shadow:0 8px 30px rgba(91,14,45,.3); }
.btn-send-direct:disabled { opacity:.45; cursor:not-allowed; }
.btn-send-direct svg { width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:1.8; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; }

/* explainer */
.explainer {
    margin-top:4rem; padding:3rem 3.5rem;
    background:var(--cream); border:1px solid var(--border-subtle); border-radius:3px; border-top:3px solid var(--gold);
}
.explainer-title { font-family:var(--font-display); font-size:1.5rem; font-weight:400; color:var(--bordeaux); margin-bottom:.6rem; }
.explainer-lead  { font-size:.88rem; color:var(--text-light); margin-bottom:2rem; line-height:1.7; }
.explainer-grid  { display:grid; grid-template-columns:1fr 1fr; gap:2rem; }
.explainer-col h4 { font-size:.65rem; font-weight:600; letter-spacing:.2em; text-transform:uppercase; color:var(--gold-dark); margin-bottom:.8rem; }
.explainer-list  { list-style:none; }
.explainer-list li {
    font-size:.84rem; color:var(--text-medium); padding:.45rem 0;
    border-bottom:1px solid var(--border-subtle);
    display:flex; align-items:flex-start; gap:.7rem; line-height:1.55;
}
.explainer-list li::before { content:''; width:5px; height:5px; border-radius:50%; background:var(--bordeaux); flex-shrink:0; margin-top:.5rem; }
.explainer-list li strong { color:var(--text-dark); font-weight:500; }

/* ---- footer ---- */
.footer { background:var(--charcoal); color:rgba(255,255,255,.5); padding:5rem 4% 2.5rem; }
.footer-grid {
    max-width:1200px; margin:0 auto;
    display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:3rem;
    padding-bottom:3rem; border-bottom:1px solid rgba(255,255,255,.06);
}
.f-desc   { font-size:.88rem; line-height:1.7; max-width:320px; }
.f-col h4 { font-size:.65rem; letter-spacing:.2em; text-transform:uppercase; color:var(--gold); margin-bottom:1.2rem; }
.f-col ul { list-style:none; }
.f-col ul li { margin-bottom:.6rem; }
.f-col ul a { font-size:.85rem; color:rgba(255,255,255,.45); transition:color .3s ease; }
.f-col ul a:hover { color:var(--white); }
.footer-bottom {
    max-width:1200px; margin:0 auto; padding-top:2rem;
    display:flex; align-items:center; justify-content:space-between; font-size:.78rem;
}
.f-legal { display:flex; gap:2rem; }
.f-legal a { color:rgba(255,255,255,.35); transition:color .3s ease; }
.f-legal a:hover { color:var(--white); }

/* ---- animations ---- */
@keyframes fadeUp { from{opacity:0;transform:translateY(30px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeIn { from{opacity:0} to{opacity:1} }
.reveal { opacity:0; transform:translateY(40px); transition:opacity .8s var(--ease-smooth), transform .8s var(--ease-smooth); }
.reveal.visible { opacity:1; transform:translateY(0); }
.reveal-d1 { transition-delay:.15s; }
.reveal-d2 { transition-delay:.3s; }

/* ---- responsive ---- */
@media (max-width:1024px) {
    .cursos-grid   { grid-template-columns:1fr; max-width:560px; }
    .steps-row     { grid-template-columns:1fr; }
    .steps-row-2   { grid-template-columns:1fr; }
    .step:not(:last-child)::after { display:none; }
    .panel-grid    { grid-template-columns:1fr; }
    .explainer-grid { grid-template-columns:1fr; }
    .fields-grid   { grid-template-columns:1fr; }
    .footer-grid   { grid-template-columns:1fr 1fr; }
}
@media (max-width:768px) {
    .nav-links { display:none; position:absolute; top:100%; left:0; right:0; flex-direction:column; background:rgba(26,26,26,.97); backdrop-filter:blur(20px); padding:2rem; gap:1.5rem; }
    .nav-links.open { display:flex; }
    .nav-toggle { display:flex; }
    .tabs { flex-wrap:wrap; }
    .tab-btn { padding:.8rem 1.2rem; }
    .footer-grid   { grid-template-columns:1fr; }
    .footer-bottom { flex-direction:column; gap:1rem; text-align:center; }
    .explainer { padding:2rem 1.5rem; }
}