/* Guinux — Diagnóstico de TI | Modern Form */
:root {
    --white: #fff;
    --bg: #FAFBFC;
    --bg2: #F3F5F8;
    --card: #fff;
    --tx: #0F0F1A;
    --tx2: #333350;
    --txm: #65678A;
    --brd: #E8EAF0;
    --brdh: #D0D3DC;
    --teal: #1A7A7A;
    --blue: #2B5A8C;
    --green: #4EA84E;
    --red: #E54D4D;
    --gold: #D49530;
    --gr: linear-gradient(135deg, var(--teal), var(--blue));
    --f: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --mono: 'JetBrains Mono', monospace;
    --r: 16px;
    --rs: 10px;
    --sh: 0 1px 3px rgba(0,0,0,.04), 0 4px 12px rgba(0,0,0,.03);
    --shm: 0 4px 20px rgba(0,0,0,.06);
    --shl: 0 8px 40px rgba(0,0,0,.08);
    --t: .3s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: var(--f);
    background: var(--bg);
    color: var(--tx);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Floating Logo */
.floating-logo {
    position: fixed;
    top: 1.25rem;
    left: 1.5rem;
    z-index: 100;
    opacity: .85;
    transition: var(--t);
}
.floating-logo:hover { opacity: 1; transform: scale(1.05); }
.floating-logo img { height: 32px; width: auto; }

/* Progress Bar */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--brd);
    z-index: 200;
}
.progress-fill {
    height: 100%;
    background: var(--gr);
    width: 0%;
    transition: width .5s cubic-bezier(.4,0,.2,1);
    border-radius: 0 2px 2px 0;
}

/* ===== HERO ===== */
.form-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    position: relative;
    overflow: hidden;
    background: linear-gradient(170deg, #fff 0%, #F5F7FA 40%, #EEF2F7 100%);
}
.hero-glow {
    position: absolute;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(26,122,122,.12), transparent 70%);
    top: -15%;
    right: -10%;
    pointer-events: none;
}
.hero-content {
    max-width: 640px;
    text-align: center;
    animation: fadeUp .8s ease-out;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .4rem 1rem;
    border-radius: 50px;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--teal);
    background: rgba(26,122,122,.08);
    border: 1px solid rgba(26,122,122,.15);
    margin-bottom: 1.5rem;
}
.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -.03em;
    color: var(--tx);
    margin-bottom: 1.25rem;
}
.gradient-text {
    background: var(--gr);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-sub {
    font-size: 1.1rem;
    color: var(--tx2);
    line-height: 1.7;
    margin-bottom: 2rem;
}
.hero-features {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}
.hero-feat {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .85rem;
    font-weight: 500;
    color: var(--txm);
}
.hero-feat svg { color: var(--teal); flex-shrink: 0; }
.btn-start {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: var(--f);
    color: var(--white);
    background: var(--gr);
    border: none;
    cursor: pointer;
    transition: var(--t);
    box-shadow: 0 4px 20px rgba(26,122,122,.3);
}
.btn-start:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(26,122,122,.4);
}
.hero-trust {
    margin-top: 1.5rem;
    font-size: .8rem;
    color: var(--txm);
    font-weight: 500;
}

/* ===== FORM CONTAINER ===== */
.form-container {
    max-width: 780px;
    margin: 0 auto;
    padding: 2rem 1.5rem 8rem;
    min-height: 100vh;
}

/* Steps */
.step {
    display: none;
    animation: fadeUp .5s ease-out;
}
.step.active { display: block; }

.step-header {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: 2rem;
    padding-top: 1.5rem;
}
.step-number {
    font-family: var(--mono);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gr);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    flex-shrink: 0;
}
.step-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tx);
    line-height: 1.2;
}
.step-desc {
    font-size: .9rem;
    color: var(--txm);
    margin-top: .25rem;
}

/* ===== FIELDS ===== */
.fields-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}
.field { display: flex; flex-direction: column; gap: .5rem; }
.field.full { grid-column: 1 / -1; }

label {
    font-size: .85rem;
    font-weight: 600;
    color: var(--tx2);
}
.req { color: var(--red); }

input, select, textarea {
    width: 100%;
    padding: .75rem 1rem;
    border: 1.5px solid var(--brd);
    border-radius: var(--rs);
    font-size: .95rem;
    font-family: var(--f);
    color: var(--tx);
    background: var(--white);
    transition: var(--t);
    outline: none;
}
input:focus, select:focus, textarea:focus {
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(26,122,122,.1);
}
input.error, select.error, textarea.error {
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(229,77,77,.1);
}
textarea { resize: vertical; min-height: 60px; }
select { cursor: pointer; }

/* Card Select */
.card-select {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: .75rem;
}
.card-select.error .card-option { border-color: var(--red); }
.card-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .4rem;
    padding: 1.25rem 1rem;
    border: 1.5px solid var(--brd);
    border-radius: var(--r);
    cursor: pointer;
    transition: var(--t);
    text-align: center;
    background: var(--white);
    user-select: none;
}
.card-option:hover {
    border-color: var(--brdh);
    background: var(--bg2);
}
.card-option.selected {
    border-color: var(--teal);
    background: rgba(26,122,122,.04);
    box-shadow: 0 0 0 3px rgba(26,122,122,.1);
}
.card-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--bg2);
    color: var(--txm);
    transition: var(--t);
}
.card-option.selected .card-icon {
    background: rgba(26,122,122,.1);
    color: var(--teal);
}
.card-option strong {
    font-size: .85rem;
    font-weight: 700;
    color: var(--tx);
}
.card-option span {
    font-size: .75rem;
    color: var(--txm);
}
.card-select-sm .card-option {
    padding: .85rem .75rem;
}

/* Chip Select (multi) */
.chip-select {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}
.chip-select.error .chip { border-color: var(--red); }
.chip {
    padding: .5rem 1rem;
    border: 1.5px solid var(--brd);
    border-radius: 50px;
    font-size: .8rem;
    font-weight: 600;
    color: var(--tx2);
    cursor: pointer;
    transition: var(--t);
    user-select: none;
    background: var(--white);
}
.chip:hover {
    border-color: var(--brdh);
    background: var(--bg2);
}
.chip.selected {
    border-color: var(--teal);
    background: rgba(26,122,122,.08);
    color: var(--teal);
}

/* Toggle Group */
.toggle-group {
    display: flex;
    gap: .5rem;
    flex-wrap: wrap;
}
.toggle-group.error .toggle-btn { border-color: var(--red); }
.toggle-btn {
    padding: .55rem 1.2rem;
    border: 1.5px solid var(--brd);
    border-radius: 50px;
    font-size: .85rem;
    font-weight: 600;
    font-family: var(--f);
    color: var(--tx2);
    background: var(--white);
    cursor: pointer;
    transition: var(--t);
}
.toggle-btn:hover {
    border-color: var(--brdh);
    background: var(--bg2);
}
.toggle-btn.selected {
    border-color: var(--teal);
    background: rgba(26,122,122,.08);
    color: var(--teal);
}

/* Satisfaction Scale */
.satisfaction-scale {
    display: flex;
    justify-content: space-between;
    gap: .5rem;
}
.satisfaction-scale.error .sat-option { border-color: var(--red); }
.sat-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .3rem;
    padding: .75rem 1rem;
    border: 1.5px solid transparent;
    border-radius: var(--r);
    cursor: pointer;
    transition: var(--t);
    flex: 1;
    text-align: center;
    user-select: none;
}
.sat-option:hover { background: var(--bg2); border-color: var(--brdh); }
.sat-option.selected {
    border-color: var(--teal);
    background: rgba(26,122,122,.04);
}
.sat-emoji {
    font-size: 2rem;
    transition: var(--t);
}
.sat-option:hover .sat-emoji { transform: scale(1.2); }
.sat-option.selected .sat-emoji { transform: scale(1.3); }
.sat-option span {
    font-size: .7rem;
    font-weight: 600;
    color: var(--txm);
    text-transform: uppercase;
    letter-spacing: .04em;
}

/* ===== FORM NAV ===== */
.form-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--brd);
    z-index: 100;
}
.btn-nav {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .7rem 1.5rem;
    border-radius: 50px;
    font-size: .9rem;
    font-weight: 600;
    font-family: var(--f);
    border: none;
    cursor: pointer;
    transition: var(--t);
}
.btn-prev {
    background: transparent;
    color: var(--txm);
}
.btn-prev:hover { color: var(--tx); background: var(--bg2); }
.btn-next {
    color: var(--white);
    background: var(--gr);
    box-shadow: 0 2px 12px rgba(26,122,122,.25);
}
.btn-next:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(26,122,122,.35);
}
.btn-next.submit-btn {
    background: linear-gradient(135deg, var(--green), #3B8C3B);
    box-shadow: 0 2px 12px rgba(78,168,78,.3);
}
.btn-next.submit-btn:hover {
    box-shadow: 0 4px 20px rgba(78,168,78,.4);
}
.step-indicator {
    font-family: var(--mono);
    font-size: .85rem;
    color: var(--txm);
}
.step-indicator .current-step {
    font-weight: 700;
    color: var(--teal);
    font-size: 1rem;
}

/* ===== SUCCESS ===== */
.success-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: linear-gradient(170deg, #fff 0%, #F5F7FA 50%, #EEF2F7 100%);
}
.success-content {
    max-width: 500px;
    text-align: center;
    animation: fadeUp .8s ease-out;
}
.success-icon {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(78,168,78,.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--green);
    animation: scaleIn .6s ease-out;
}
.success-content h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--tx);
    margin-bottom: .75rem;
}
.success-content > p {
    font-size: 1rem;
    color: var(--tx2);
    line-height: 1.7;
    margin-bottom: 2rem;
}
.success-timeline {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    text-align: left;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--r);
    border: 1px solid var(--brd);
    margin-bottom: 2rem;
}
.timeline-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.timeline-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--brd);
    flex-shrink: 0;
    position: relative;
}
.timeline-dot.active { background: var(--green); }
.timeline-dot.active::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(78,168,78,.3);
}
.timeline-item strong {
    font-size: .85rem;
    color: var(--tx);
    display: block;
}
.timeline-item span {
    font-size: .8rem;
    color: var(--txm);
}

/* PDF Link */
.pdf-link-container {
    margin-bottom: 1.5rem;
}
.btn-pdf-download {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .75rem 1.5rem;
    border-radius: 50px;
    font-size: .9rem;
    font-weight: 700;
    font-family: var(--f);
    color: var(--white);
    background: linear-gradient(135deg, #E54D4D, #C43B3B);
    text-decoration: none;
    transition: var(--t);
    box-shadow: 0 2px 12px rgba(229,77,77,.25);
}
.btn-pdf-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(229,77,77,.35);
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
    from { opacity: 0; transform: scale(.5); }
    to { opacity: 1; transform: scale(1); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
    .fields-grid {
        grid-template-columns: 1fr;
    }
    .card-select {
        grid-template-columns: 1fr 1fr;
    }
    .satisfaction-scale {
        gap: .25rem;
    }
    .sat-option {
        padding: .5rem .35rem;
    }
    .sat-emoji { font-size: 1.5rem; }
    .sat-option span { font-size: .6rem; }
    .hero-content h1 { font-size: 1.8rem; }
    .hero-features { gap: .75rem; }
    .form-nav { padding: .75rem 1rem; }
    .btn-nav { padding: .6rem 1rem; font-size: .8rem; }
    .floating-logo { top: 1rem; left: 1rem; }
    .floating-logo img { height: 26px; }
    .step-header { gap: .75rem; }
    .step-number { font-size: 1.5rem; }
    .step-header h2 { font-size: 1.25rem; }
}
@media (max-width: 380px) {
    .card-select { grid-template-columns: 1fr; }
}