/* ==========================================================================
   DESIGN SYSTEM - MODERN LUXURY INDUSTRIAL (JEWELS BY NIMIT)
   ========================================================================== */

:root {
    /* Color Palette */
    --bg-dark: #0b0b0b;
    --bg-panel: #141414;
    --bg-card: #1c1c1e;
    --accent-gold: #d4af37;
    --accent-gold-rgb: 212, 175, 55;
    --accent-gold-bright: #f3cf65;
    --accent-red: #ff453a;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #636366;
    --border-light: rgba(255, 255, 255, 0.08);
    --border-gold: rgba(212, 175, 55, 0.2);
    --border-gold-hover: rgba(212, 175, 55, 0.6);

    /* Typography */
    --font-header: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Transitions (Emil Kowalski Philosophy) */
    --ease-out-strong: cubic-bezier(0.23, 1, 0.32, 1);
    --transition-speed-fast: 160ms;
    --transition-speed-normal: 250ms;
    --transition-speed-slow: 400ms;
}

/* ==========================================================================
   GLOBAL RESET & FRAMEWORK
   ========================================================================== */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    overflow: hidden;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

kbd {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    padding: 2px 6px;
    font-family: monospace;
    font-size: 0.8em;
}

/* ==========================================================================
   PRESENTATION SHELL CONTROLLER
   ========================================================================== */

.presentation-container {
    width: 100vw;
    height: 100vh;
    max-width: 1920px;
    max-height: 1080px;
    aspect-ratio: 16 / 9;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 5;
    background-color: var(--bg-dark);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8);
    overflow: hidden;
}

/* Background Grid Lines (Industrial Grid Detail) */
.bg-grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    background-image: 
        linear-gradient(rgba(212, 175, 55, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(212, 175, 55, 0.015) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* Header HUD styling */
.presentation-header {
    height: 70px;
    padding: 0 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-light);
    z-index: 10;
    background: rgba(11, 11, 11, 0.85);
    backdrop-filter: blur(10px);
}

.logo-area {
    display: flex;
    align-items: center;
    font-family: var(--font-header);
    font-weight: 800;
    letter-spacing: 0.15em;
    font-size: 1.1rem;
}

.logo-accent {
    color: var(--accent-gold);
}

.logo-divider {
    color: var(--text-muted);
    margin: 0 12px;
    font-weight: 300;
}

.logo-subtitle {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.2em;
}

.target-badge {
    font-size: 0.75rem;
    font-family: var(--font-header);
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    border: 1px solid var(--border-gold);
    padding: 6px 14px;
    border-radius: 4px;
    background: rgba(214, 175, 55, 0.05);
}

.badge-accent {
    color: var(--accent-gold);
    font-weight: 700;
}

/* Footer HUD styling */
.presentation-footer {
    height: 75px;
    padding: 0 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-light);
    background: rgba(11, 11, 11, 0.85);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 10;
}

.controls-info {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.navigation-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-btn {
    width: 36px;
    height: 36px;
    border-radius: 4px;
    background: var(--bg-panel);
    border: 1px solid var(--border-light);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform var(--transition-speed-fast) var(--ease-out-strong),
                border-color var(--transition-speed-fast) var(--ease-out-strong),
                background-color var(--transition-speed-fast) var(--ease-out-strong);
}

.nav-btn svg {
    width: 20px;
    height: 20px;
    fill: var(--text-secondary);
    transition: fill var(--transition-speed-fast) var(--ease-out-strong);
}

.nav-btn:hover {
    border-color: var(--accent-gold);
    background: rgba(214, 175, 55, 0.05);
}

.nav-btn:hover svg {
    fill: var(--accent-gold);
}

.nav-btn:active {
    transform: scale(0.92);
}

.slide-indicator {
    display: flex;
    align-items: center;
    font-family: var(--font-header);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 60px;
    justify-content: center;
}

.indicator-divider {
    color: var(--text-muted);
    margin: 0 6px;
}

#current-slide-num {
    color: var(--accent-gold);
    font-weight: 800;
}

/* Interactive Progress Bar */
.progress-bar-container {
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--border-light);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-bright));
    width: 0;
    transition: width var(--transition-speed-normal) var(--ease-out-strong);
}

/* ==========================================================================
   SLIDE DISPLAY ARCHITECTURE & TRANSITIONS
   ========================================================================== */

.slides-wrapper {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    padding: 50px 60px;
    transition: opacity var(--transition-speed-normal) var(--ease-out-strong),
                transform var(--transition-speed-normal) var(--ease-out-strong),
                visibility var(--transition-speed-normal) var(--ease-out-strong);
    transform: scale(0.98) translateY(10px);
}

.slide.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scale(1) translateY(0);
}

/* ==========================================================================
   TYPOGRAPHY & CONTENT UTILITIES
   ========================================================================== */

.tagline {
    font-family: var(--font-header);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.25em;
    color: var(--accent-gold);
    text-transform: uppercase;
    margin-bottom: 15px;
    display: inline-block;
    border-left: 2px solid var(--accent-gold);
    padding-left: 10px;
    line-height: 1;
}

.tagline.warning-tag {
    color: var(--accent-red);
    border-left-color: var(--accent-red);
}

.slide-title {
    font-family: var(--font-header);
    font-size: 2.3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.slide-title-large {
    font-family: var(--font-header);
    font-size: 3.2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 25px;
    text-transform: uppercase;
}

.slide-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.5;
    max-width: 800px;
}

.slide-desc {
    font-size: 1.15rem;
    line-height: 1.6;
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 600px;
    margin-bottom: 35px;
}

.slide-intro {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 30px;
}

/* ==========================================================================
   GRID & LAYOUT UTILITIES
   ========================================================================== */

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 100%;
    gap: 40px;
}

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

.split-content.left {
    padding-right: 40px;
}

.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 100%;
    gap: 50px;
}

.grid-2col-40-60 {
    display: grid;
    grid-template-columns: 4fr 6fr;
    height: 100%;
    gap: 50px;
}

.grid-2col-60-40 {
    display: grid;
    grid-template-columns: 6.2fr 3.8fr;
    height: 100%;
    gap: 50px;
}

.grid-2col-50-50 {
    display: grid;
    grid-template-columns: 5fr 5fr;
    height: 100%;
    gap: 50px;
}

.full-slide-layout {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.slide-header-center {
    text-align: center;
    margin-bottom: 35px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.flex-center {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

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

.pad-left-large {
    padding-left: 30px;
}

/* ==========================================================================
   MEDIA ASSET CONTAINER & STYLING
   ========================================================================== */

.media-container {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    height: 100%;
    background-color: #050505;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-light);
}

.slide-media-video,
.slide-media-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.media-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 11, 11, 0.4) 0%, rgba(11, 11, 11, 0.1) 100%);
    pointer-events: none;
}

.media-overlay.border-gold {
    border: 1px solid var(--border-gold);
}

.video-label,
.img-caption {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(11, 11, 11, 0.85);
    border: 1px solid var(--border-light);
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-family: var(--font-header);
    letter-spacing: 0.1em;
    color: var(--accent-gold);
    text-transform: uppercase;
}

/* ==========================================================================
   SLIDE 1: SPECIFIC METRICS & HUDS
   ========================================================================== */

.slide-meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    border-top: 1px solid var(--border-light);
    padding-top: 25px;
    margin-top: 15px;
    max-width: 500px;
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-size: 0.65rem;
    font-family: var(--font-header);
    color: var(--text-muted);
    letter-spacing: 0.15em;
    margin-bottom: 5px;
}

.meta-value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* ==========================================================================
   SLIDE 2: PROBLEMS LIST
   ========================================================================== */

.problem-statement {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 15px;
}

.statement-item {
    display: flex;
    gap: 20px;
}

.statement-num {
    font-family: var(--font-header);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-red);
    line-height: 1;
}

.statement-text h3 {
    font-size: 1rem;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.statement-text p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    font-weight: 300;
}

.img-panel {
    border: 1px solid var(--border-gold);
}

/* ==========================================================================
   SLIDE 3: FINANCIAL DATA DECK
   ========================================================================== */

.bleed-focus {
    background: rgba(255, 69, 58, 0.02);
    border: 1px solid rgba(255, 69, 58, 0.15);
    border-radius: 8px;
    padding: 30px;
    align-items: center;
    text-align: center;
}

.bleed-title {
    font-family: var(--font-header);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 25px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.massive-metric-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 15px;
}

.metric-number {
    font-family: var(--font-header);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent-gold);
    line-height: 1;
    letter-spacing: -0.03em;
    text-shadow: 0 0 25px rgba(212, 175, 55, 0.2);
}

.metric-unit {
    font-family: var(--font-header);
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-top: 5px;
    letter-spacing: 0.1em;
}

.metric-sub {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 15px;
    max-width: 250px;
    line-height: 1.4;
}

.vnd-equivalent {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.breakdown-header {
    font-family: var(--font-header);
    font-size: 1.1rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 20px;
    letter-spacing: 0.05em;
}

.financial-breakdown-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.breakdown-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    transition: border-color var(--transition-speed-fast) var(--ease-out-strong),
                transform var(--transition-speed-fast) var(--ease-out-strong);
}

.breakdown-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-2px);
}

.breakdown-icon {
    font-size: 1.4rem;
    opacity: 0.9;
}

.breakdown-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.breakdown-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
    font-weight: 300;
}

.footer-note {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 20px;
    line-height: 1.4;
}

/* ==========================================================================
   SLIDE 4: WHO WE ARE
   ========================================================================== */

.metrics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 15px;
    margin-bottom: 25px;
}

.grid-metric-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 15px;
    text-align: center;
}

.grid-metric-card .metric-val {
    font-family: var(--font-header);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--accent-gold);
    display: block;
    margin-bottom: 5px;
}

.grid-metric-card .metric-lbl {
    font-size: 0.7rem;
    color: var(--text-secondary);
    line-height: 1.3;
    display: block;
    font-weight: 400;
}

.capability-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    list-style: none;
}

.capability-tags li {
    font-size: 0.75rem;
    font-family: var(--font-header);
    font-weight: 600;
    letter-spacing: 0.05em;
    background: rgba(214, 175, 55, 0.08);
    border: 1px solid var(--border-gold);
    color: var(--accent-gold);
    padding: 6px 14px;
    border-radius: 20px;
}

.split-images-layout {
    height: 100%;
}

.image-stack-portrait {
    position: relative;
    height: 100%;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-gold);
}

.stack-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.stack-img-label {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(11, 11, 11, 0.85);
    border: 1px solid var(--border-light);
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-family: var(--font-header);
    letter-spacing: 0.1em;
    color: var(--accent-gold);
    text-transform: uppercase;
}

/* ==========================================================================
   SLIDE 5: 3-TIERED PARTNERSHIP CARDS
   ========================================================================== */

.tiers-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 25px;
    flex: 1;
    margin-bottom: 15px;
}

.tier-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    position: relative;
    transition: transform var(--transition-speed-normal) var(--ease-out-strong),
                border-color var(--transition-speed-normal) var(--ease-out-strong),
                background-color var(--transition-speed-normal) var(--ease-out-strong),
                box-shadow var(--transition-speed-normal) var(--ease-out-strong);
}

.tier-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-gold-hover);
    background: rgba(255, 255, 255, 0.03);
}

.tier-card.active {
    border-color: var(--accent-gold);
    background: rgba(214, 175, 55, 0.04);
    box-shadow: 0 10px 40px rgba(214, 175, 55, 0.08);
}

.tier-card.active::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: var(--accent-gold);
}

.tier-badge {
    font-family: var(--font-header);
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--accent-gold);
    letter-spacing: 0.15em;
    margin-bottom: 15px;
}

.tier-name {
    font-family: var(--font-header);
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 12px;
    line-height: 1.3;
}

.tier-summary {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 20px;
    font-weight: 300;
}

.tier-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 25px;
    flex: 1;
}

.tier-details li {
    font-size: 0.8rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 15px;
    font-weight: 400;
}

.tier-details li::before {
    content: '▪';
    position: absolute;
    left: 0;
    color: var(--accent-gold);
}

.tier-action {
    font-family: var(--font-header);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    border-top: 1px solid var(--border-light);
    padding-top: 15px;
    text-transform: uppercase;
}

.tier-card.active .tier-action {
    color: var(--accent-gold);
    border-top-color: rgba(214, 175, 55, 0.2);
}

/* ==========================================================================
   SLIDE 6: MACHINERY UPGRADES
   ========================================================================== */

.machinery-support-kit {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 15px;
}

.kit-item {
    display: flex;
    gap: 20px;
}

.kit-icon {
    font-size: 1.25rem;
    color: var(--accent-gold);
    background: rgba(214, 175, 55, 0.08);
    width: 40px;
    height: 40px;
    border-radius: 4px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--border-gold);
    flex-shrink: 0;
}

.kit-body h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.kit-body p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.45;
    font-weight: 300;
}

/* ==========================================================================
   SLIDE 7: TECHNICAL GRID
   ========================================================================== */

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 20px;
    flex: 1;
    margin-bottom: 10px;
}

.tech-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition-speed-fast) var(--ease-out-strong),
                transform var(--transition-speed-fast) var(--ease-out-strong);
}

.tech-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-3px);
}

.tech-video-holder {
    height: 180px;
    position: relative;
    background: #000;
    overflow: hidden;
    border-bottom: 1px solid var(--border-light);
}

.tech-video-holder-static {
    height: 180px;
    position: relative;
    background: #141414;
    overflow: hidden;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: center;
    align-items: center;
}

.static-icon-holder {
    font-size: 3rem;
    opacity: 0.2;
}

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

.tech-num {
    position: absolute;
    top: 15px;
    right: 15px;
    font-family: var(--font-header);
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--accent-gold);
    background: rgba(11, 11, 11, 0.85);
    border: 1px solid var(--border-gold);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-info {
    padding: 20px;
    flex: 1;
}

.tech-info h3 {
    font-family: var(--font-header);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-transform: uppercase;
    color: var(--text-primary);
}

.tech-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.45;
    font-weight: 300;
}

/* ==========================================================================
   SLIDE 8: LONG-TERM INDEPENDENCE
   ========================================================================== */

.vision-bullet-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 15px;
}

.vision-bullet {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.bullet-gold-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent-gold);
    margin-top: 6px;
    flex-shrink: 0;
    box-shadow: 0 0 10px rgba(214, 175, 55, 0.8);
}

.bullet-content h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.bullet-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.45;
    font-weight: 300;
}

/* ==========================================================================
   SLIDE 9: ROADMAP & NEXT STEPS
   ========================================================================== */

.roadmap-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
    margin-top: auto;
    margin-bottom: auto;
}

.roadmap-step {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 25px;
    position: relative;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition-speed-fast) var(--ease-out-strong);
}

.roadmap-step:hover {
    border-color: var(--border-gold);
}

.step-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.step-num {
    font-family: var(--font-header);
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--bg-dark);
    background-color: var(--accent-gold);
    width: 28px;
    height: 28px;
    border-radius: 4px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.step-header h3 {
    font-family: var(--font-header);
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
}

.step-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    font-weight: 300;
    flex: 1;
    margin-bottom: 20px;
}

.step-timeline {
    font-family: var(--font-header);
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--accent-gold);
    letter-spacing: 0.1em;
    border-top: 1px solid var(--border-light);
    padding-top: 12px;
}

.step-badge {
    position: absolute;
    top: 25px;
    right: 25px;
    font-family: var(--font-header);
    font-size: 0.6rem;
    font-weight: 800;
    background: var(--accent-gold);
    color: var(--bg-dark);
    padding: 3px 8px;
    border-radius: 3px;
    letter-spacing: 0.05em;
}

.action-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-top: auto;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-bright));
    color: var(--bg-dark);
    text-decoration: none;
    font-family: var(--font-header);
    font-size: 0.9rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 16px 36px;
    border-radius: 4px;
    box-shadow: 0 10px 25px rgba(214, 175, 55, 0.25);
    transition: transform var(--transition-speed-fast) var(--ease-out-strong),
                box-shadow var(--transition-speed-fast) var(--ease-out-strong);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(214, 175, 55, 0.4);
}

.cta-button:active {
    transform: scale(0.97);
}

.btn-arrow {
    font-size: 1.1rem;
    font-weight: 400;
}

.cta-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 15px;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   RESPONSIVE DESIGN & VIEWPORT ADAPTATION
   ========================================================================== */

@media (max-width: 1200px) {
    .slide-title-large {
        font-size: 2.5rem;
    }
    .slide-title {
        font-size: 1.8rem;
    }
    .metric-number {
        font-size: 2.8rem;
    }
}

@media (max-height: 800px) {
    .presentation-header {
        height: 60px;
    }
    .presentation-footer {
        height: 60px;
    }
    .slide {
        padding: 30px 40px;
    }
}