@import url('https://fonts.googleapis.com/css2?family=Mulish:wght@300;400;500;600;700;800;900&display=swap');

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

html, body {
    width: 100%;
    height: 100%;
    font-family: 'Mulish', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #ffffff;
    color: #1a1a1a;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== ENTRANCE ANIMATIONS ===== */
@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeSlideLeft {
    from { opacity: 0; transform: translateX(60px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeSlideRight {
    from { opacity: 0; transform: translateX(-60px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes scalePop {
    from { opacity: 0; transform: scale(0.88); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes lineGrow {
    from { width: 0; opacity: 0; }
    to   { opacity: 1; }
}

/* Slide container fade */
.slide.active {
    animation: fadeIn 0.35s ease both;
}

/* Headings: slide up */
.slide.active .slide-label,
.slide.active .slide-title,
.slide.active .slide-subtitle,
.slide.active .hub-title,
.slide.active .hub-label,
.slide.active .solution-intro-text,
.slide.active h1,
.slide.active h2 {
    animation: fadeSlideUp 0.55s cubic-bezier(.22,.68,0,1.2) both;
}

/* Stagger for subtitle after title */
.slide.active .slide-subtitle,
.slide.active .hub-subtitle,
.slide.active .solution-intro-text {
    animation-delay: 0.12s;
}

/* Cards / boxes: pop in with staggered delay */
.slide.active .card,
.slide.active .spoke,
.slide.active .feature-card,
.slide.active .module-card,
.slide.active .pain-card,
.slide.active .benefit-item,
.slide.active .audit-card,
.slide.active .summary-card,
.slide.active .contact-card,
.slide.active .platform-card {
    animation: scalePop 0.5s cubic-bezier(.22,.68,0,1.2) both;
}

/* Stagger cards 1–8 */
.slide.active .card:nth-child(1),
.slide.active .spoke:nth-child(1),
.slide.active .feature-card:nth-child(1),
.slide.active .module-card:nth-child(1),
.slide.active .pain-card:nth-child(1),
.slide.active .benefit-item:nth-child(1),
.slide.active .audit-card:nth-child(1),
.slide.active .summary-card:nth-child(1),
.slide.active .platform-card:nth-child(1) { animation-delay: 0.15s; }

.slide.active .card:nth-child(2),
.slide.active .spoke:nth-child(2),
.slide.active .feature-card:nth-child(2),
.slide.active .module-card:nth-child(2),
.slide.active .pain-card:nth-child(2),
.slide.active .benefit-item:nth-child(2),
.slide.active .audit-card:nth-child(2),
.slide.active .summary-card:nth-child(2),
.slide.active .platform-card:nth-child(2) { animation-delay: 0.25s; }

.slide.active .card:nth-child(3),
.slide.active .spoke:nth-child(3),
.slide.active .feature-card:nth-child(3),
.slide.active .module-card:nth-child(3),
.slide.active .pain-card:nth-child(3),
.slide.active .benefit-item:nth-child(3),
.slide.active .summary-card:nth-child(3),
.slide.active .platform-card:nth-child(3) { animation-delay: 0.35s; }

.slide.active .card:nth-child(4),
.slide.active .spoke:nth-child(4),
.slide.active .feature-card:nth-child(4),
.slide.active .module-card:nth-child(4),
.slide.active .pain-card:nth-child(4),
.slide.active .benefit-item:nth-child(4),
.slide.active .summary-card:nth-child(4),
.slide.active .platform-card:nth-child(4) { animation-delay: 0.45s; }

.slide.active .card:nth-child(5),
.slide.active .spoke:nth-child(5),
.slide.active .pain-card:nth-child(5),
.slide.active .benefit-item:nth-child(5) { animation-delay: 0.52s; }

.slide.active .card:nth-child(6),
.slide.active .spoke:nth-child(6),
.slide.active .benefit-item:nth-child(6) { animation-delay: 0.58s; }

/* Hub center: scale in slightly later */
.slide.active .hub-spoke-center {
    animation: scalePop 0.6s cubic-bezier(.22,.68,0,1.2) 0.05s both;
}

/* Integration bar / logos: fade up */
.slide.active .integration-section-bottom,
.slide.active .integration-bar {
    animation: fadeSlideUp 0.5s ease 0.5s both;
}

/* Feature images: fade in from right */
.slide.active .feature-image,
.slide.active .feature-screenshot {
    animation: fadeSlideLeft 0.6s cubic-bezier(.22,.68,0,1.2) 0.2s both;
}

/* Feature text content: fade in from left */
.slide.active .feature-content,
.slide.active .feature-text {
    animation: fadeSlideRight 0.55s cubic-bezier(.22,.68,0,1.2) 0.1s both;
}

/* Stat numbers pop */
.slide.active .stat-number,
.slide.active .kpi-value {
    animation: scalePop 0.7s cubic-bezier(.22,.68,0,1.2) 0.3s both;
}

/* Intro logo */
.slide.active .intro-logo,
.slide.active .logo-mark {
    animation: scalePop 0.6s cubic-bezier(.22,.68,0,1.2) 0s both;
}

/* connector SVG lines draw in */
.slide.active .connector-lines {
    animation: fadeIn 0.8s ease 0.4s both;
}

/* ===== CLICK NAVIGATION ZONES ===== */
.click-zone {
    position: absolute;
    top: 0;
    bottom: 72px; /* above footer */
    width: 18%;
    z-index: 50;
    cursor: pointer;
}

.click-zone-prev {
    left: 0;
    cursor: w-resize;
}

.click-zone-next {
    right: 0;
    cursor: e-resize;
}

/* ===== SETUP PAGE ===== */
.setup-container {
    width: 100%;
    min-height: 100%;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: 60px 40px;
    overflow-y: auto;
}

.setup-form {
    width: 100%;
    max-width: 700px;
}

.setup-form h1 {
    font-size: 48px;
    font-weight: 800;
    color: #1a1a1a;
    margin-bottom: 12px;
    letter-spacing: -0.03em;
}

.setup-form p {
    font-size: 20px;
    color: #666666;
    margin-bottom: 56px;
    line-height: 1.6;
}

.form-section {
    margin-bottom: 40px;
}

.form-section > label {
    display: block;
    font-size: 14px;
    font-weight: 800;
    color: #1a1a1a;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.form-section input[type="text"],
.form-section textarea {
    width: 100%;
    padding: 20px 24px;
    font-size: 18px;
    border: 2px solid #e8e8e8;
    border-radius: 16px;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: #fafafa;
}

.form-section input[type="text"]:focus,
.form-section textarea:focus {
    outline: none;
    border-color: #E8751A;
    box-shadow: 0 0 0 4px rgba(232, 117, 26, 0.12);
    background: #fff;
}

.checkbox-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 20px 24px;
    border: 2px solid #e8e8e8;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.2s;
    background: #fafafa;
}

.checkbox-item:hover {
    border-color: #E8751A;
    background: #fff;
}

.checkbox-item input[type="checkbox"] {
    width: 24px;
    height: 24px;
    margin-right: 18px;
    cursor: pointer;
    accent-color: #E8751A;
}

.checkbox-item label {
    margin: 0;
    cursor: pointer;
    font-weight: 600;
    font-size: 16px;
    color: #333;
}

.module-group {
    margin-bottom: 32px;
}

.module-group h3 {
    font-size: 13px;
    font-weight: 800;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 16px;
}

.submit-button {
    width: 100%;
    padding: 22px;
    background: #E8751A;
    color: white;
    border: none;
    border-radius: 16px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    margin-top: 36px;
    font-family: inherit;
}

.submit-button:hover {
    background: #d56a15;
}

.submit-button:active {
    transform: scale(0.98);
}

/* ===== PRESENTATION CONTAINER ===== */
.presentation {
    width: 100vw;
    height: 100vh;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.presentation.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
}

/* ===== PROGRESS BAR ===== */
.progress {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #f0f0f0;
    z-index: 100;
}

.progress-bar {
    height: 100%;
    background: #E8751A;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    width: 0%;
}

/* ===== SLIDES CONTAINER ===== */
.slides {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.5s;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background: #ffffff;
}

.slide.active {
    opacity: 1;
    visibility: visible;
}

/* ===== SLIDE CONTENT - FULL SCREEN ===== */
.slide-content {
    flex: 1;
    padding: 70px 8%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 100%;
    width: 100%;
}

@media (min-width: 1800px) {
    .slide-content {
        padding: 80px 10%;
    }
}

@media (max-width: 1200px) {
    .slide-content {
        padding: 60px 6%;
    }
}

@media (max-width: 900px) {
    .slide-content {
        padding: 50px 5%;
    }
}

@media (max-width: 600px) {
    .slide-content {
        padding: 40px 4%;
    }
}

/* ===== FOOTER ===== */
.slide-footer {
    height: 70px;
    min-height: 70px;
    background: #ffffff;
    border-top: 1px solid #e8e8e8;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    z-index: 50;
}

.slide-footer-left {
    display: flex;
    align-items: center;
    gap: 28px;
}

.slide-footer-left img {
    height: 28px;
    opacity: 1;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.slide-footer-meta {
    font-size: 15px;
    color: #888888;
    font-weight: 500;
}

.slide-counter {
    font-size: 16px;
    color: #888888;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

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

/* ===== NAVIGATION BUTTONS ===== */
.nav-btn {
    width: 48px;
    height: 48px;
    background: #f5f5f5;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    color: #666666;
}

.nav-btn svg {
    width: 24px;
    height: 24px;
}

.nav-btn:hover:not(:disabled) {
    background: #E8751A;
    border-color: #E8751A;
    color: white;
}

.nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-fullscreen {
    width: 48px;
    height: 48px;
    background: #f5f5f5;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    color: #666666;
    margin-left: 12px;
}

.btn-fullscreen svg {
    width: 24px;
    height: 24px;
}

.btn-fullscreen:hover {
    background: #E8751A;
    border-color: #E8751A;
    color: white;
}

/* ===== TYPOGRAPHY - APPLE KEYNOTE STYLE ===== */
.slide-label {
    font-size: 18px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: #E8751A;
    margin-bottom: 28px;
}

.slide-title {
    font-size: clamp(56px, 8vw, 88px);
    font-weight: 800;
    line-height: 1.05;
    color: #1a1a1a;
    margin-bottom: 36px;
    letter-spacing: -0.03em;
    max-width: 1100px;
}

.slide-title-large {
    font-size: clamp(80px, 16vw, 180px);
    font-weight: 900;
    line-height: 0.95;
    color: #1a1a1a;
    margin-bottom: 36px;
    letter-spacing: -0.04em;
}

.slide-subtitle {
    font-size: clamp(24px, 3.5vw, 36px);
    font-weight: 500;
    line-height: 1.4;
    color: #666666;
    max-width: 900px;
}

.slide-text {
    font-size: clamp(20px, 2.8vw, 28px);
    line-height: 1.7;
    color: #444444;
    max-width: 850px;
}

.accent {
    color: #E8751A;
}

/* ===== INTRO SLIDE ===== */
.intro-slide {
    justify-content: center;
    align-items: flex-start;
}

.intro-logo {
    height: 72px;
    width: auto;
    margin-bottom: 80px;
    opacity: 1;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    filter: none !important;
    object-fit: contain;
}

.intro-tagline {
    font-size: clamp(32px, 4.5vw, 48px);
    color: #E8751A;
    margin-top: 28px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.intro-description {
    font-size: clamp(22px, 3vw, 32px);
    color: #666666;
    margin-top: 40px;
    line-height: 1.6;
    max-width: 900px;
}

.intro-customer {
    font-size: 20px;
    color: #E8751A;
    font-weight: 600;
    margin-top: 100px;
    padding-top: 48px;
    border-top: 1px solid #e8e8e8;
}

/* ===== TWO COLUMN LAYOUT ===== */
.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8%;
    align-items: center;
    height: 100%;
}

.two-column-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.two-column-image {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.two-column-image img {
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: 24px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.12);
    image-rendering: -webkit-optimize-contrast;
}

@media (max-width: 1100px) {
    .two-column {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .two-column-image {
        order: -1;
    }
    
    .two-column-image img {
        max-height: 45vh;
    }
}

/* ===== MODULE HEADER ===== */
.module-header {
    margin-bottom: 60px;
}

.module-number {
    font-size: 16px;
    font-weight: 800;
    color: #E8751A;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 20px;
}

.module-title {
    font-size: clamp(56px, 9vw, 96px);
    font-weight: 800;
    color: #1a1a1a;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    line-height: 1.05;
}

.module-subtitle {
    font-size: clamp(26px, 3.5vw, 36px);
    font-weight: 600;
    color: #E8751A;
    margin-bottom: 28px;
}

.module-description {
    font-size: clamp(22px, 2.8vw, 28px);
    color: #666666;
    line-height: 1.6;
    max-width: 900px;
}

/* ===== FEATURE LIST - CENTERED ===== */
.feature-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
    margin-top: 56px;
}

.feature-list-item {
    display: flex;
    align-items: flex-start;
    gap: 28px;
    padding: 40px;
    background: #f9f9f9;
    border-radius: 24px;
    border: 1px solid #e8e8e8;
    transition: all 0.3s;
    flex: 0 1 480px;
    max-width: 520px;
}

.feature-list-item:hover {
    background: #ffffff;
    border-color: #E8751A;
    box-shadow: 0 12px 32px rgba(232, 117, 26, 0.1);
    transform: translateY(-4px);
}

.feature-list-icon {
    width: 64px;
    height: 64px;
    min-width: 64px;
    background: linear-gradient(135deg, #E8751A 0%, #f59542 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.feature-list-icon svg {
    width: 32px;
    height: 32px;
}

.feature-list-content h4 {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 14px;
}

.feature-list-content p {
    font-size: 18px;
    color: #666666;
    line-height: 1.6;
}

@media (max-width: 900px) {
    .feature-list {
        gap: 16px;
        margin-top: 24px;
    }
    
    .feature-list-item {
        padding: 24px;
        gap: 16px;
        flex: 0 1 100%;
        max-width: 100%;
    }
    
    .feature-list-icon {
        width: 48px;
        height: 48px;
        min-width: 48px;
    }
    
    .feature-list-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .feature-list-content h4 {
        font-size: 17px;
        margin-bottom: 8px;
    }
    
    .feature-list-content p {
        font-size: 14px;
    }
}

/* ===== PAIN POINTS - REDESIGNED ===== */
.pain-points-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
    margin-top: 20px;
}

.pain-point-card {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 36px 44px;
    background: #ffffff;
    border-radius: 24px;
    border: 2px solid #e8e8e8;
    transition: all 0.3s;
    flex: 0 1 480px;
    max-width: 520px;
}

.pain-point-card:hover {
    border-color: #E8751A;
    box-shadow: 0 16px 48px rgba(232, 117, 26, 0.1);
    transform: translateY(-4px);
}

.pain-point-number {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: linear-gradient(135deg, #E8751A 0%, #f59542 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    font-weight: 800;
    color: white;
}

.pain-point-text {
    font-size: 22px;
    color: #1a1a1a;
    line-height: 1.5;
    font-weight: 600;
}

@media (max-width: 900px) {
    .pain-points-grid {
        gap: 12px;
        margin-top: 16px;
    }
    
    .pain-point-card {
        padding: 20px 24px;
        gap: 16px;
        flex: 0 1 100%;
    }
    
    .pain-point-number {
        width: 44px;
        height: 44px;
        min-width: 44px;
        font-size: 18px;
    }
    
    .pain-point-text {
        font-size: 16px;
    }
}

/* ===== SOLUTION GRID ===== */
.solution-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
    margin-bottom: 56px;
}

.solution-card {
    padding: 44px;
    background: #ffffff;
    border-radius: 24px;
    border: 2px solid #e8e8e8;
    transition: all 0.3s;
    flex: 0 1 280px;
    max-width: 300px;
    text-align: center;
}

.solution-card:hover {
    border-color: #E8751A;
    box-shadow: 0 16px 48px rgba(232, 117, 26, 0.1);
    transform: translateY(-6px);
}

.solution-card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #E8751A 0%, #f59542 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin: 0 auto 28px auto;
}

.solution-card-icon svg {
    width: 40px;
    height: 40px;
}

.solution-card-title {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 14px;
}

.solution-card-text {
    font-size: 17px;
    line-height: 1.6;
    color: #666666;
}

/* ===== INTEGRATION SECTION ===== */
.integration-section {
    text-align: center;
    padding: 48px 0;
    border-top: 1px solid #e8e8e8;
    border-bottom: 1px solid #e8e8e8;
    margin-bottom: 56px;
}

.integration-label {
    font-size: 16px;
    font-weight: 700;
    color: #888888;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 32px;
}

.integration-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
}

.integration-logos img {
    height: 72px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s;
}

.integration-logos img:hover {
    transform: scale(1.1);
}

/* ===== USE CASES SECTION ===== */
.use-cases-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
}

.use-case-card {
    padding: 44px;
    background: #f9f9f9;
    border-radius: 24px;
    border: 1px solid #e8e8e8;
    flex: 0 1 520px;
    max-width: 560px;
    transition: all 0.3s;
}

.use-case-card:hover {
    background: #ffffff;
    border-color: #E8751A;
    box-shadow: 0 16px 48px rgba(232, 117, 26, 0.08);
}

.use-case-header {
    margin-bottom: 24px;
}

.use-case-module {
    font-size: 13px;
    font-weight: 800;
    color: #E8751A;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.use-case-title {
    font-size: 28px;
    font-weight: 800;
    color: #1a1a1a;
    margin-top: 12px;
    margin-bottom: 8px;
}

.use-case-subtitle {
    font-size: 20px;
    font-weight: 600;
    color: #E8751A;
}

.use-case-text {
    font-size: 18px;
    line-height: 1.7;
    color: #555555;
}

/* ===== PLATFORM GRID ===== */
.platform-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
    margin-top: 60px;
}

.platform-card {
    padding: 48px;
    background: #ffffff;
    border-radius: 24px;
    border: 1px solid #e8e8e8;
    transition: all 0.3s;
    flex: 0 1 460px;
    max-width: 520px;
}

.platform-card:hover {
    background: #ffffff;
    border-color: #E8751A;
    box-shadow: 0 16px 48px rgba(232, 117, 26, 0.1);
    transform: translateY(-6px);
}

.platform-card-header {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 28px;
}

.platform-card-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #E8751A 0%, #f59542 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.platform-card-icon svg {
    width: 36px;
    height: 36px;
}

.platform-card-title {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a1a;
}

.platform-card-text {
    font-size: 19px;
    line-height: 1.7;
    color: #666666;
    margin-bottom: 28px;
}

.platform-card-features {
    list-style: none;
}

.platform-card-features li {
    font-size: 17px;
    color: #444444;
    padding: 16px 0;
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid #e8e8e8;
}

.platform-card-features li:last-child {
    border-bottom: none;
}

.platform-card-features li::before {
    content: "";
    width: 12px;
    height: 12px;
    background: #E8751A;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== BENEFITS LIST (Feature Slide) ===== */
.benefits-list {
    margin-top: 44px;
}

.benefits-list-label {
    font-size: 15px;
    font-weight: 800;
    color: #888888;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 28px;
}

.benefits-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.benefits-list li {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid #e8e8e8;
}

.benefits-list li:last-child {
    border-bottom: none;
}

.benefits-list li span.dot {
    width: 14px;
    height: 14px;
    min-width: 14px;
    background: #E8751A;
    border-radius: 50%;
    margin-top: 10px;
}

.benefits-list li span.text {
    font-size: 21px;
    color: #1a1a1a;
    line-height: 1.6;
    font-weight: 500;
}

/* ===== SUMMARY CARDS ===== */
.summary-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
    margin-top: 60px;
}

.summary-card {
    padding: 44px;
    background: #ffffff;
    border: 1px solid #e8e8e8;
    border-radius: 24px;
    transition: all 0.3s;
    flex: 0 1 360px;
    max-width: 400px;
}

.summary-card:hover {
    background: #ffffff;
    border-color: #E8751A;
    box-shadow: 0 16px 48px rgba(232, 117, 26, 0.1);
    transform: translateY(-6px);
}

.summary-card-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #E8751A 0%, #f59542 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    color: white;
}

.summary-card-icon svg {
    width: 36px;
    height: 36px;
}

.summary-card-title {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 14px;
}

.summary-card-text {
    font-size: 17px;
    line-height: 1.6;
    color: #666666;
    margin-bottom: 20px;
}

.summary-card-features {
    list-style: none;
    margin-top: 20px;
}

.summary-card-features li {
    font-size: 16px;
    color: #666666;
    padding: 14px 0;
    border-bottom: 1px solid #e8e8e8;
    display: flex;
    align-items: center;
    gap: 14px;
}

.summary-card-features li:last-child {
    border-bottom: none;
}

.summary-card-features li::before {
    content: "";
    width: 10px;
    height: 10px;
    background: #E8751A;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== CUSTOM MODULES GRID ===== */
.custom-modules-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
    margin-top: 60px;
}

.custom-module-card {
    padding: 44px;
    background: #ffffff;
    border-radius: 24px;
    border: 1px solid #e8e8e8;
    text-align: center;
    transition: all 0.3s;
    flex: 0 1 360px;
    max-width: 400px;
}

.custom-module-card:hover {
    background: #ffffff;
    border-color: #E8751A;
    box-shadow: 0 16px 48px rgba(232, 117, 26, 0.1);
    transform: translateY(-6px);
}

.custom-module-card h4 {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
}

.custom-module-card p {
    font-size: 18px;
    color: #666666;
    line-height: 1.6;
}

/* ===== CONTACT SLIDE ===== */
.contact-slide {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.contact-slide .slide-title {
    max-width: none;
}

.contact-info {
    margin-top: 72px;
    padding: 60px 100px;
    background: #f9f9f9;
    border-radius: 28px;
    border: 1px solid #e8e8e8;
    display: inline-block;
}

.contact-email {
    font-size: 36px;
    color: #E8751A;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.01em;
}

.contact-email:hover {
    text-decoration: underline;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide.active .slide-content > * {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
}

.slide.active .slide-content > *:nth-child(1) { animation-delay: 0s; }
.slide.active .slide-content > *:nth-child(2) { animation-delay: 0.1s; }
.slide.active .slide-content > *:nth-child(3) { animation-delay: 0.2s; }
.slide.active .slide-content > *:nth-child(4) { animation-delay: 0.25s; }
.slide.active .slide-content > *:nth-child(5) { animation-delay: 0.3s; }
.slide.active .slide-content > *:nth-child(6) { animation-delay: 0.35s; }

/* ===== SCROLLBAR STYLING ===== */
.slide::-webkit-scrollbar {
    width: 8px;
}

.slide::-webkit-scrollbar-track {
    background: transparent;
}

.slide::-webkit-scrollbar-thumb {
    background: #ddd;
    border-radius: 4px;
}

.slide::-webkit-scrollbar-thumb:hover {
    background: #ccc;
}

/* ===== SOLUTION SLIDE ===== */
.solution-slide {
    padding: 50px 5% !important;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    gap: 24px;
}

.solution-intro {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}

.solution-intro-text {
    font-size: clamp(20px, 2.5vw, 26px);
    color: #555555;
    line-height: 1.6;
    font-weight: 500;
}

.solution-main {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
    flex: 1;
}

.solution-center {
    text-align: center;
    flex-shrink: 0;
    padding: 0 40px;
}

.solution-title {
    font-size: clamp(56px, 8vw, 96px);
    font-weight: 800;
    line-height: 1.05;
    color: #1a1a1a;
    letter-spacing: -0.03em;
    margin: 0;
}

.solution-title:last-child {
    color: #E8751A;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 28px;
    width: 420px;
}

.solution-feature {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 36px;
    background: #ffffff;
    border: 2px solid #e8e8e8;
    border-radius: 24px;
    transition: all 0.3s;
}

.solution-feature:hover {
    border-color: #E8751A;
    box-shadow: 0 20px 60px rgba(232, 117, 26, 0.15);
    transform: translateY(-4px);
}

.solution-features-right .solution-feature {
    text-align: right;
    flex-direction: row-reverse;
}

.solution-feature-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #E8751A 0%, #f59542 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.solution-feature-icon svg {
    width: 36px;
    height: 36px;
}

.solution-feature-content h3 {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 10px 0;
}

.solution-feature-content p {
    font-size: 17px;
    color: #666666;
    line-height: 1.5;
    margin: 0;
}

.integration-section-bottom {
    text-align: center;
    padding: 24px 0 0 0;
    border-top: 1px solid #e8e8e8;
}

@media (max-width: 1200px) {
    .solution-main {
        gap: 40px;
    }
    
    .solution-features {
        width: 280px;
    }
    
    .solution-feature {
        padding: 20px;
    }
    
    .solution-feature-icon {
        width: 56px;
        height: 56px;
    }
    
    .solution-feature-icon svg {
        width: 28px;
        height: 28px;
    }
    
    .solution-feature-content h3 {
        font-size: 18px;
    }
    
    .solution-feature-content p {
        font-size: 14px;
    }
    
    .solution-title {
        font-size: clamp(36px, 5vw, 56px);
    }
}

@media (max-width: 900px) {
    .solution-slide {
        padding: 24px 4% !important;
    }
    
    .solution-intro-text {
        font-size: 16px;
    }
    
    .solution-main {
        flex-direction: column;
        gap: 24px;
    }
    
    .solution-features {
        width: 100%;
        max-width: 500px;
        flex-direction: row;
        gap: 12px;
    }
    
    .solution-feature {
        flex: 1;
        flex-direction: column !important;
        text-align: center !important;
        padding: 16px;
    }
    
    .solution-feature-icon {
        width: 48px;
        height: 48px;
        margin: 0 auto;
    }
    
    .solution-feature-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .solution-feature-content h3 {
        font-size: 15px;
        margin-bottom: 4px;
    }
    
    .solution-feature-content p {
        font-size: 12px;
        display: none;
    }
    
    .solution-title {
        font-size: clamp(32px, 6vw, 48px);
    }
    
    .solution-center {
        order: -1;
    }
}

@media (max-width: 600px) {
    .solution-features {
        flex-direction: column;
    }
}

/* ===== DISCLAIMER ===== */
.disclaimer {
    margin-top: 48px;
    font-size: 16px;
    color: #999999;
    font-style: italic;
    text-align: center;
}

/* ===== CTA NOTE ===== */
.cta-note {
    margin-top: 56px;
    font-size: 19px;
    color: #888888;
    text-align: center;
}

/* ===== AUDIT COMBINED SLIDE ===== */
.audit-slide {
    padding: 50px 5% !important;
}

.audit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 20px;
}

.audit-card {
    background: #ffffff;
    border: 2px solid #e8e8e8;
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.3s;
}

.audit-card:hover {
    border-color: #E8751A;
    box-shadow: 0 20px 60px rgba(232, 117, 26, 0.12);
    transform: translateY(-4px);
}

.audit-card-image {
    width: 100%;
    height: 360px;
    overflow: hidden;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
}

.audit-card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: -webkit-optimize-contrast;
    padding: 16px;
}

.audit-card-content {
    padding: 32px;
}

.audit-card-content h3 {
    font-size: 26px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
}

.audit-card-content p {
    font-size: 17px;
    color: #666666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.audit-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.audit-benefits li {
    font-size: 15px;
    color: #444444;
    padding: 12px 0;
    border-bottom: 1px solid #e8e8e8;
    display: flex;
    align-items: center;
    gap: 12px;
}

.audit-benefits li:last-child {
    border-bottom: none;
}

.audit-benefits li::before {
    content: "";
    width: 10px;
    height: 10px;
    background: #E8751A;
    border-radius: 50%;
    flex-shrink: 0;
}

@media (max-width: 1100px) {
    .audit-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .audit-card-image {
        height: 280px;
    }
}

@media (max-width: 768px) {
    .audit-card-content {
        padding: 24px;
    }
    
    .audit-card-content h3 {
        font-size: 22px;
    }
    
    .audit-card-image {
        height: 180px;
    }
}

/* ===== DEMO SLIDE ===== */
.demo-slide {
    padding: 32px 5% !important;
    display: flex;
    flex-direction: column;
}

.demo-slide .slide-header {
    margin-bottom: 24px;
}

.demo-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    flex: 1;
    align-items: stretch;
}

.demo-video-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.video-wrapper {
    position: relative;
    background: #1a1a1a;
    border-radius: 16px;
    overflow: hidden;
    flex: 1;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: #888888;
    background: #1a1a1a;
}

.demo-controls {
    display: flex;
    gap: 16px;
}

.demo-button {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 24px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    background: #ffffff;
    font-size: 16px;
    font-weight: 600;
    color: #333333;
    cursor: pointer;
    transition: all 0.2s;
}

.demo-button:hover:not(:disabled) {
    border-color: #E8751A;
    color: #E8751A;
}

.demo-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.demo-button-primary {
    background: #E8751A;
    border-color: #E8751A;
    color: #ffffff;
}

.demo-button-primary:hover:not(:disabled) {
    background: #d06615;
    border-color: #d06615;
    color: #ffffff;
}

.demo-result-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.result-placeholder {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: #f8f9fa;
    border: 2px dashed #e0e0e0;
    border-radius: 16px;
    color: #999999;
    min-height: 280px;
}

.result-image-wrapper {
    position: relative;
    background: #1a1a1a;
    border-radius: 16px;
    overflow: hidden;
    flex: 1;
    min-height: 280px;
}

.result-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.result-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: rgba(0, 0, 0, 0.7);
    color: #ffffff;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top-color: #E8751A;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.detection-info {
    background: #ffffff;
    border: 2px solid #e8e8e8;
    border-radius: 12px;
    padding: 20px;
}

.detection-info h3 {
    font-size: 16px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
}

.detection-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.detection-info li {
    background: #f5f5f5;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.detection-info li strong {
    color: #1a1a1a;
}

.detection-info li span {
    color: #E8751A;
    font-weight: 600;
}

.demo-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-top: 20px;
    color: #666666;
    font-size: 14px;
}

@media (max-width: 1100px) {
    .demo-container {
        gap: 24px;
    }
    
    .video-wrapper,
    .result-placeholder,
    .result-image-wrapper {
        min-height: 220px;
    }
    
    .demo-button {
        padding: 14px 20px;
        font-size: 15px;
    }
}

@media (max-width: 900px) {
    .demo-slide {
        padding: 24px 4% !important;
    }
    
    .demo-container {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    
    .demo-slide .slide-header {
        margin-bottom: 16px;
    }
    
    .demo-slide .slide-title {
        font-size: 32px;
    }
    
    .demo-slide .slide-subtitle {
        font-size: 16px;
    }
    
    .video-wrapper,
    .result-placeholder,
    .result-image-wrapper {
        min-height: 180px;
    }
    
    .demo-note {
        margin-top: 12px;
        padding: 12px;
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .demo-slide {
        padding: 20px 3% !important;
    }
    
    .demo-container {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .video-wrapper,
    .result-placeholder,
    .result-image-wrapper {
        min-height: 200px;
    }
    
    .demo-controls {
        flex-direction: row;
        gap: 12px;
    }
    
    .demo-button {
        padding: 12px 16px;
        font-size: 13px;
        gap: 6px;
    }
    
    .demo-button svg {
        width: 18px;
        height: 18px;
    }
    
    .demo-note {
        padding: 10px;
        font-size: 12px;
        margin-top: 10px;
    }
}

/* ===== DOCUMENT SEND SECTION ===== */
.document-section {
    background: #ffffff;
    border: 2px solid #e8e8e8;
    border-radius: 20px;
    padding: 40px;
    margin: 40px auto;
    max-width: 900px;
}

.document-section-title {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 8px 0;
    text-align: center;
}

.document-section-subtitle {
    font-size: 16px;
    color: #666666;
    margin: 0 0 32px 0;
    text-align: center;
}

.document-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.document-item {
    cursor: pointer;
}

.document-checkbox {
    display: none;
}

.document-card {
    background: #f8f9fa;
    border: 2px solid #e8e8e8;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.2s;
}

.document-card:hover {
    border-color: #E8751A;
    background: #fff8f4;
}

.document-checkbox:checked + .document-card {
    border-color: #E8751A;
    background: #fff8f4;
    box-shadow: 0 4px 20px rgba(232, 117, 26, 0.15);
}

.document-icon {
    width: 56px;
    height: 56px;
    background: #E8751A;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin: 0 auto 12px auto;
}

.document-name {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 4px;
}

.document-size {
    display: block;
    font-size: 13px;
    color: #888888;
}

.email-form {
    display: flex;
    gap: 16px;
    max-width: 600px;
    margin: 0 auto;
}

.email-input-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f8f9fa;
    border: 2px solid #e8e8e8;
    border-radius: 12px;
    padding: 0 20px;
    transition: all 0.2s;
}

.email-input-wrapper:focus-within {
    border-color: #E8751A;
    background: #ffffff;
}

.email-input-wrapper svg {
    color: #888888;
    flex-shrink: 0;
}

.email-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 16px 0;
    font-size: 16px;
    font-family: inherit;
    color: #1a1a1a;
    outline: none;
}

.email-input::placeholder {
    color: #aaaaaa;
}

.send-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #E8751A;
    color: #ffffff;
    border: none;
    border-radius: 12px;
    padding: 16px 28px;
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.send-button:hover:not(:disabled) {
    background: #d06615;
}

.send-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.send-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    padding: 16px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 500;
}

.send-status-success {
    background: #e8f5e9;
    color: #2e7d32;
}

.send-status-error {
    background: #ffebee;
    color: #c62828;
}

@media (max-width: 768px) {
    .document-section {
        padding: 24px;
        margin: 24px auto;
    }
    
    .document-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .email-form {
        flex-direction: column;
    }
    
    .send-button {
        width: 100%;
    }
}