/* MarketCrest Intake Audit - Swiss Minimalist Style (Mobile Optimized) */
:root {
    --bg-light: #ffffff;
    --panel-light: #f8fafc;
    --card-light: #ffffff;
    --border-color: #e2e8f0;
    
    --text-primary: #002b3c;    /* Dark Navy */
    --text-secondary: #336a89;  /* Muted Steel Blue */
    --text-muted: #64748b;
    
    --highlight-blue: #00adef;  /* Highlight Blue */
    --steel-blue: #336a89;      /* Steel Blue */
    --accent-orange: #fab236;   /* Orange / Yellow */
    --accent-green: #10b981;    /* Green for High Grades */
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px -5px rgba(0, 43, 60, 0.05);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-light);
    background-image: radial-gradient(#cbd5e1 1px, transparent 1px);
    background-size: 28px 28px;
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Header Bar */
.top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 60px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
}

.brand-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-logo {
    height: 28px;
    width: auto;
    display: block;
}

.brand-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    border-left: 2px solid var(--border-color);
    padding-left: 0.75rem;
    white-space: nowrap;
}

.progress-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 220px;
}

.progress-bar-bg {
    flex: 1;
    height: 6px;
    background-color: var(--border-color);
    border-radius: 999px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    width: 0%;
    background-color: var(--highlight-blue);
    border-radius: 999px;
    transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-text {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    min-width: 44px;
    text-align: right;
    white-space: nowrap;
}

/* Main Container */
.main-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 1.25rem 40px 1.25rem;
    max-width: 860px;
    margin: 0 auto;
    width: 100%;
}

/* Question Slides */
.slide-card {
    width: 100%;
    display: none;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.slide-card.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.step-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--highlight-blue);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
}

.question-title {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1.25;
    margin-bottom: 0.75rem;
}

.question-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1.75rem;
}

/* Option Cards (Swiss Style) */
.options-grid {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 2rem;
}

.option-btn {
    display: flex;
    align-items: center;
    background-color: var(--card-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.1rem 1.25rem;
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    user-select: none;
    min-height: 52px;
}

.option-btn:hover {
    border-color: var(--highlight-blue);
    background-color: rgba(0, 173, 239, 0.02);
}

.option-btn.selected {
    border-color: var(--highlight-blue);
    background-color: rgba(0, 173, 239, 0.06);
    box-shadow: 0 0 0 1px var(--highlight-blue);
}

.option-left {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    width: 100%;
}

.key-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    background-color: var(--panel-light);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    transition: all 0.2s;
    flex-shrink: 0;
}

.option-btn:hover .key-badge,
.option-btn.selected .key-badge {
    background-color: var(--highlight-blue);
    border-color: var(--highlight-blue);
    color: #ffffff;
}

.option-label {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.35;
}

/* Nav Controls */
.nav-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
    gap: 1rem;
}

.btn-secondary {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    min-height: 44px;
}

.btn-secondary:hover {
    background-color: var(--panel-light);
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.btn-primary {
    background-color: var(--highlight-blue);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.6rem;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
}

.btn-primary:hover {
    background-color: #0096d1;
}

.btn-primary:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    background-color: var(--text-muted);
}

.keyboard-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.key-cap {
    background: var(--panel-light);
    border: 1px solid var(--border-color);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.75rem;
    font-weight: 700;
}

/* Baseline Metric Form Inputs */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.form-grid-full {
    grid-column: 1 / -1;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.input-field {
    background-color: var(--card-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.85rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    outline: none;
    transition: all 0.2s;
    min-height: 44px;
}

.input-field:focus {
    border-color: var(--highlight-blue);
    box-shadow: 0 0 0 2px rgba(0, 173, 239, 0.15);
}

/* RESULTS SCREEN */
.results-card {
    background-color: var(--card-light);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.results-header {
    margin-bottom: 2.25rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.25rem;
}

.results-tag {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--highlight-blue);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.35rem;
    display: block;
}

.results-title {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}

.diagnosis-summary {
    margin-top: 0.6rem;
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 680px;
}

.pipeline-breakdown {
    margin: -0.75rem 0 2.5rem;
}

.pipeline-breakdown strong {
    display: block;
    color: var(--text-primary);
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
}

.pipeline-breakdown p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.55;
    max-width: 720px;
}

/* Hero Score Grid */
.hero-score-grid {
    display: grid;
    grid-template-columns: 1fr 1.35fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.score-box {
    background: var(--panel-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.grade-circle {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.2rem;
    font-weight: 900;
    color: #ffffff;
    margin-bottom: 1rem;
    background-color: var(--text-primary);
}

.grade-f { background-color: #dc2626; }
.grade-d { background-color: #eab308; color: #002b3c; }
.grade-c { background-color: #eab308; color: #002b3c; }
.grade-b { background-color: #16a34a; }
.grade-a { background-color: #16a34a; }

.health-score-val {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.health-score-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 0.2rem;
}

.leakage-box {
    background-color: var(--panel-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.leakage-eyebrow {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
}

.leakage-amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -0.04em;
    margin-bottom: 0.5rem;
}

.leakage-annual {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.leakage-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Swiss Vulnerability Cards */
.section-title {
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.25rem;
}

.red-flags-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.swiss-vuln-card {
    background-color: var(--card-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.35rem 1.5rem;
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 1rem;
    transition: border-color 0.2s ease;
}

.swiss-vuln-card:hover {
    border-color: var(--text-primary);
}

.vuln-num {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1;
    font-family: monospace;
    letter-spacing: -0.05em;
    background: var(--panel-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    height: 42px;
    width: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.vuln-body {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.vuln-title {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.vuln-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.55;
}

/* Email Capture Box */
.email-capture-box {
    background-color: var(--panel-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.75rem;
}

.email-capture-header {
    margin-bottom: 1rem;
}

.email-capture-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin-bottom: 0.25rem;
}

.email-capture-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.email-form {
    display: flex;
    gap: 0.75rem;
}

.email-input {
    flex: 1;
}

.send-btn {
    white-space: nowrap;
}

.email-success-msg {
    margin-top: 0.85rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-green);
}

/* MOBILE RESPONSIVE MEDIA QUERIES (< 640px) */
@media (max-width: 640px) {
    .top-bar {
        padding: 0 1rem;
        height: 56px;
    }

    .brand-title {
        display: none; /* Hide brand subtext on mobile to fit progress bar */
    }

    .progress-container {
        width: 140px;
        gap: 0.5rem;
    }

    .main-wrapper {
        padding: 72px 1rem 30px 1rem;
    }

    .question-title {
        font-size: 1.55rem;
        line-height: 1.3;
        margin-bottom: 0.5rem;
    }

    .question-subtitle {
        font-size: 0.95rem;
        margin-bottom: 1.25rem;
    }

    .option-btn {
        padding: 0.95rem 1rem;
    }

    .option-label {
        font-size: 0.95rem;
    }

    .keyboard-hint {
        display: none; /* Hide desktop keyboard hints on mobile devices */
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .results-card {
        padding: 1.35rem 1rem;
        border-radius: 14px;
    }

    .results-title {
        font-size: 1.7rem;
    }

    .hero-score-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-bottom: 1.75rem;
    }

    .score-box {
        padding: 1.5rem 1rem;
    }

    .grade-circle {
        width: 76px;
        height: 76px;
        font-size: 2.7rem;
        margin-bottom: 0.75rem;
    }

    .leakage-box {
        padding: 1.35rem 1rem;
    }

    .leakage-amount {
        font-size: 2.3rem;
    }

    .leakage-annual {
        font-size: 0.85rem;
    }

    .swiss-vuln-card {
        grid-template-columns: 36px 1fr;
        gap: 0.75rem;
        padding: 1rem;
    }

    .vuln-num {
        width: 36px;
        height: 36px;
        font-size: 1.25rem;
    }

    .vuln-title {
        font-size: 0.98rem;
    }

    .vuln-text {
        font-size: 0.85rem;
    }

    .email-capture-box {
        padding: 1.25rem 1rem;
    }

    .email-form {
        flex-direction: column;
        gap: 0.65rem;
    }

    .send-btn {
        width: 100%;
    }
}

/* Animations */
@keyframes fadeInSlideUp {
    from {
        opacity: 0;
        transform: translateY(14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.booth-tools { max-width: 1020px; margin: 1rem auto; padding: 1rem; border: 1px solid #ddd; font-size: .85rem; }
.booth-tools summary { cursor: pointer; font-weight: 600; }
.booth-tools p { margin: .75rem 0; line-height: 1.5; }
.booth-tools button { margin: .25rem; }