/* Video AI Workflow - Warm Creative Theme */
/* Orange/Gold Color Scheme */

@import url('https://fonts.googleapis.com/css2?family=Arvo:ital,wght@0,400;0,700;1,400;1,700&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    /* Warm Creative Gradients - Orange/Gold Theme */
    --gradient-1: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --gradient-2: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    --gradient-3: linear-gradient(135deg, #fb923c 0%, #f97316 100%);
    --gradient-4: linear-gradient(135deg, #fcd34d 0%, #fbbf24 100%);
    --gradient-5: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --gradient-6: linear-gradient(135deg, #fdba74 0%, #fb923c 100%);
    --gradient-7: linear-gradient(135deg, #fde68a 0%, #fcd34d 100%);
    --gradient-8: linear-gradient(135deg, #fed7aa 0%, #fdba74 100%);
    --gradient-dark: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 100%);
    --gradient-orange: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --gradient-gold: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    --gradient-sunset: linear-gradient(135deg, #f97316 0%, #ef4444 100%);
    --gradient-warm: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
    --gradient-mesh: radial-gradient(at 40% 20%, hsla(30,100%,60%,0.15) 0px, transparent 50%),
                     radial-gradient(at 80% 0%, hsla(45,100%,56%,0.15) 0px, transparent 50%),
                     radial-gradient(at 0% 50%, hsla(15,100%,60%,0.15) 0px, transparent 50%);

    /* Primary Colors - Orange/Gold */
    --primary: #f97316;
    --primary-light: #fb923c;
    --primary-dark: #ea580c;
    --secondary: #fbbf24;
    --accent: #ef4444;
    --accent-light: #f87171;
    --success: #22c55e;
    --success-light: #4ade80;
    --warning: #f59e0b;
    --error: #ef4444;

    /* Enhanced Neutrals with Better Contrast */
    --bg-dark: #0a0a0f;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --bg-card-active: rgba(255, 255, 255, 0.12);
    --text-primary: #ffffff;
    --text-secondary: #b4b4bb;
    --text-muted: #7a7a85;
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --border-active: rgba(255, 255, 255, 0.3);

    /* Enhanced Shadows for Depth - Orange Glow */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(249, 115, 22, 0.3);
    --shadow-glow-gold: 0 0 20px rgba(251, 191, 36, 0.3);
    --shadow-glow-red: 0 0 20px rgba(239, 68, 68, 0.3);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Arvo', Georgia, serif;
}

/* ========================================
   BASE STYLES
   ======================================== */

.reveal {
    font-family: var(--font-sans);
    font-weight: 400;
    color: var(--text-primary);
    background: #000000;
}

.reveal .slides {
    text-align: left;
}

.reveal .slides section {
    padding: 20px 40px;
    box-sizing: border-box;
    overflow: hidden;
    height: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
}

/* Step slides - vertically centered */
.reveal .slides section.step-slide {
    padding: 20px 40px;
    justify-content: center;
}

/* Enhanced Headings - Orange/Gold Gradient */
.reveal h1 {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 3.2em;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 0.4em;
    text-align: center;
    background: linear-gradient(135deg, #f97316 0%, #fbbf24 50%, #ef4444 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.reveal h2 {
    font-family: var(--font-sans);
    font-weight: 800;
    font-size: 1.8em;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 0.3em;
    text-align: center;
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.reveal h3 {
    font-family: var(--font-serif);
    font-weight: 500;
    font-style: italic;
    font-size: 1.5em;
    color: var(--text-secondary);
    margin-bottom: 0.8em;
}

.reveal h4 {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 1.2em;
    color: var(--text-primary);
    margin-bottom: 0.6em;
}

/* Enhanced Code Styling */
.reveal code {
    font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 0.25em 0.65em;
    border-radius: 6px;
    font-size: 0.85em;
    color: var(--secondary);
    font-weight: 500;
    transition: all 0.2s ease;
}

.reveal code:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

.reveal pre {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.8em;
    margin: 1.2em 0;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
}

.reveal pre code {
    background: transparent;
    border: none;
    padding: 0;
    font-size: 0.82em;
    line-height: 1.6;
    color: var(--text-primary);
}

/* List Styling */
.reveal ul, .reveal ol {
    margin: 1em 0;
}

.reveal li {
    margin: 0.6em 0;
    line-height: 1.6;
}

/* ========================================
   ANIMATIONS
   ======================================== */

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.85; transform: scale(1.02); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes glow {
    0%, 100% { box-shadow: var(--shadow-glow); }
    50% { box-shadow: 0 0 30px rgba(249, 115, 22, 0.5); }
}

/* Enhanced Fragment Animations */
.reveal .fragment {
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.reveal .fragment.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal .fragment.fade-left {
    transform: translateX(-30px);
}

.reveal .fragment.fade-left.visible {
    transform: translateX(0);
}

/* ========================================
   TITLE SLIDE
   ======================================== */

.title-main {
    font-family: var(--font-serif) !important;
    font-size: 2.8em !important;
    font-weight: 800 !important;
    background: linear-gradient(135deg, #f97316 0%, #fbbf24 50%, #ef4444 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-top: 0 !important;
    margin-bottom: 0.15em !important;
    animation: fadeInDown 1s ease-out, gradientMove 8s ease infinite;
    filter: drop-shadow(0 4px 12px rgba(249, 115, 22, 0.4));
}

.title-sub {
    font-family: var(--font-sans) !important;
    font-size: 1em !important;
    font-weight: 400 !important;
    color: var(--text-secondary) !important;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0 !important;
    animation: fadeInDown 1s ease-out 0.2s both;
}

.title-meta {
    font-size: 0.9em;
    color: var(--text-muted);
    animation: fadeInDown 1s ease-out 0.4s both;
    line-height: 1.6;
    text-align: center;
}

.title-meta .date {
    margin-top: 0.5em;
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--text-secondary);
}

/* ========================================
   SECTION TITLES
   ======================================== */

.section-title {
    font-family: var(--font-serif) !important;
    font-size: 2.4em !important;
    font-weight: 700 !important;
    background: linear-gradient(135deg, #fb923c 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 8px rgba(251, 191, 36, 0.3));
    white-space: nowrap;
}

/* ========================================
   WORKFLOW STEPS - Main Feature
   ======================================== */

.workflow-container {
    display: flex;
    flex-direction: column;
    gap: 0.6em;
    margin-top: 1em;
    max-width: 800px;
}

.workflow-step-card {
    display: flex;
    align-items: center;
    gap: 1em;
    padding: 0.8em 1.2em;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    backdrop-filter: blur(10px);
}

.workflow-step-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateX(12px);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 800;
    font-size: 0.9em;
    color: white;
    flex-shrink: 0;
    box-shadow: var(--shadow-glow);
}

.workflow-step-card:nth-child(1) .step-number { background: var(--gradient-1); }
.workflow-step-card:nth-child(2) .step-number { background: var(--gradient-2); }
.workflow-step-card:nth-child(3) .step-number { background: var(--gradient-3); }
.workflow-step-card:nth-child(4) .step-number { background: var(--gradient-4); color: #333; }
.workflow-step-card:nth-child(5) .step-number { background: var(--gradient-5); }
.workflow-step-card:nth-child(6) .step-number { background: var(--gradient-6); color: #333; }
.workflow-step-card:nth-child(7) .step-number { background: var(--gradient-1); }

.step-content {
    flex: 1;
}

.step-title {
    font-weight: 700;
    font-size: 0.9em;
    color: var(--text-primary);
    margin-bottom: 0.2em;
}

.step-desc {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--text-muted);
    font-size: 0.75em;
}

/* ========================================
   STEP DETAIL SLIDE
   ======================================== */

.step-slide {
    text-align: center !important;
}

.step-badge {
    display: inline-block;
    background: transparent;
    color: #f97316;
    border: 2px solid #f97316;
    padding: 0.3em 0.8em;
    border-radius: 50px;
    font-size: 0.35em;
    font-weight: 800;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.15em;
}

.step-icon {
    font-size: 1.5em;
    margin: 0.15em 0;
    animation: float 3s ease-in-out infinite;
}

.step-explanation {
    font-family: var(--font-serif);
    font-size: 0.65em;
    font-style: normal;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 0.3em auto;
    line-height: 1.4;
}

.step-tips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
    justify-content: center;
    margin-top: 1em;
}

.tip-item {
    padding: 0.4em 1em;
    background: rgba(249, 115, 22, 0.08);
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-radius: 50px;
    font-size: 0.7em;
    transition: all 0.3s ease;
}

.tip-item:hover {
    background: var(--bg-card-hover);
    transform: translateY(-3px);
}

/* ========================================
   HIGHLIGHT BOX
   ======================================== */

.highlight {
    font-weight: 800;
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 8px rgba(251, 191, 36, 0.3));
}

.highlight-box {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%) !important;
    border: none !important;
    font-weight: 700;
    color: white !important;
    box-shadow: var(--shadow-glow);
}

/* ========================================
   FLOW DIAGRAM
   ======================================== */

.flow-diagram {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.3em 0.5em;
    margin: 1em 0;
}

.flow-step {
    padding: 0.35em 0.8em;
    background: rgba(249, 115, 22, 0.08);
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-radius: 8px;
    font-size: 0.7em;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    backdrop-filter: blur(10px);
    font-weight: 500;
}

.flow-step:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.flow-arrow {
    font-size: 0.8em;
    background: linear-gradient(135deg, #f97316 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: bold;
    line-height: 1;
}

/* ========================================
   TOOL CARDS
   ======================================== */

.tool-cards {
    display: flex;
    gap: 1.5em;
    justify-content: center;
    margin-top: 0.5em;
    flex-wrap: nowrap;
}

.tool-card {
    padding: 0.6em 1.2em;
    background: rgba(249, 115, 22, 0.08);
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-radius: 8px;
    text-align: center;
    flex: 0 0 auto;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    backdrop-filter: blur(10px);
}

.tool-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.tool-card .icon {
    font-size: 1.3em;
    margin-bottom: 0.1em;
    display: block;
}

.tool-card h4 {
    margin-bottom: 0;
    font-size: 0.7em;
    white-space: nowrap;
    background: linear-gradient(135deg, #f97316 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tool-card p {
    font-size: 0.5em;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.2;
    white-space: nowrap;
}

/* ========================================
   SUMMARY SECTION
   ======================================== */

.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1em;
    margin-top: 1em;
}

.summary-item {
    display: flex;
    align-items: center;
    gap: 0.8em;
    padding: 0.8em 1em;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.summary-item:hover {
    background: var(--bg-card-hover);
    transform: translateX(5px);
}

.summary-item .icon {
    font-size: 1.5em;
}

.summary-item span {
    font-size: 0.85em;
}

/* ========================================
   TAKEAWAY
   ======================================== */

.takeaway {
    display: block;
    margin-top: 1.2em;
    font-family: var(--font-serif);
    font-size: 0.9em;
    font-style: italic;
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 8px rgba(251, 191, 36, 0.3));
    text-align: center;
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .reveal .slides section {
        page-break-after: always;
    }

    * {
        animation: none !important;
        transition: none !important;
    }
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 768px) {
    .tool-cards {
        flex-direction: column;
        align-items: center;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-height: 700px) {
    .reveal h1 { font-size: 2.8em; }
    .reveal h2 { font-size: 1.7em; margin-bottom: 0.7em; }
    .title-main { font-size: 3.5em !important; }
    .title-sub { font-size: 1.2em !important; margin-bottom: 1.8em !important; }
    .reveal .slides section { padding: 30px 50px; }
}

@media (max-height: 600px) {
    .reveal .slides section { padding: 25px 45px; }
    .reveal h1 { font-size: 2.3em; }
    .reveal h2 { font-size: 1.5em; margin-bottom: 0.6em; }
    .title-main { font-size: 3em !important; }
}

/* Ensure no horizontal overflow */
.reveal .slides section > * {
    max-width: 100%;
}